Alert archive / Wyoming / Red Flag Warnings in 2012
Red Flag Warning 16, NWS Riverton, WY
NWS Riverton, WY issued this red flag warning at Jul 10, 2012, 1:30 AM MDT for 12 counties in Wyoming. It took effect at Jul 10, 2012, 12:00 PM MDT. It was in force for 32 hr. 16 reports came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Jul 10, 2012, 1:30 AM MDT (07:30 UTC)
- In effect from
- Jul 10, 2012, 12:00 PM MDT
- Expired
- Jul 11, 2012, 8:21 PM MDT
- In force
- 32 hr
- Issued by
- NWS Riverton, WY
Counties Big Horn County, WY, Fremont County, WY, Hot Springs County, WY, Johnson County, WY, Lincoln County, WY, Natrona County, WY, Park County, WY, Sublette County, WY, Sweetwater County, WY, Teton County, WY, Uinta County, WY, Washakie County, WY
The radar
The Riverton/Lander radar (KRIW), 35 km from the middle of the area, began a volume at 07:35 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jul 10, 3:50 PM MDT | TSTM WND GST 78 | 3 Sw Hwy Jct 170 And 12, WY | NO DAMAGE REPORTED |
| Jul 10, 3:50 PM MDT | NON-TSTM WND GST 78 | 3 Sw Hwy Jct 170 And 12, WY | NO DAMAGE REPORTED |
| Jul 10, 5:16 PM MDT | TSTM WND GST 77 | 2 Nnw Greybull, WY | |
| Jul 11, 2:45 PM MDT | TSTM WND DMG | Pavillion, WY | 2 INCH TREE BRANCHES DOWNED FROM HEALTHY TREES. |
| Jul 11, 2:50 PM MDT | TSTM WND DMG | 2 Wsw State Hwy 134 Mil, WY | MANY 3 INCH TREE BRANCHES DOWN FROM HEALTHY TREES. |
| Jul 11, 2:50 PM MDT | TSTM WND DMG | 7 N Fort Washakie, WY | 2-3 INCH TREE BRANCHES DOWN FROM HEALTHY TREES. ALSO REPORTED 0.5 INCH HAIL. |
| Jul 11, 3:04 PM MDT | TSTM WND GST 61 | 2 Nw Riverton, WY | |
| Jul 11, 3:04 PM MDT | TSTM WND GST 70 | 2 Nw Riverton, WY | |
| Jul 11, 3:15 PM MDT | TSTM WND GST 84 | Riverton, WY | 10-15 FOOT TREE ALSO UPROOTED. |
| Jul 11, 3:28 PM MDT | TSTM WND GST 60 | Shoshoni, WY | LOTS OF BLOWING DUST |
| Jul 11, 3:55 PM MDT | TSTM WND GST 69 | 4 Wsw U.S. Hwy 20/789 M, WY | |
| Jul 11, 4:05 PM MDT | TSTM WND GST 60 | 6 E Lysite, WY | |
| Jul 11, 4:20 PM MDT | TSTM WND GST 66 | Hiland, WY | |
| Jul 11, 4:25 PM MDT | TSTM WND GST 69 | Hiland, WY | |
| Jul 11, 4:50 PM MDT | TSTM WND GST 65 | 2 N Green Mountain, WY | |
| Jul 11, 5:40 PM MDT | TSTM WND GST 68 | Natrona County Airport, WY |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Riverton, WY (KRIW), launched 00:00Z, 7.5 hours before the alert went out and 41 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 4146 m above ground
- 0-6 km bulk shear
- 17 kt
- 0-1 km storm-relative helicity
- -24 m²/s²
- 0-3 km storm-relative helicity
- 28 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
481 WWUS85 KRIW 100730 RFWRIW URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE RIVERTON WY 130 AM MDT TUE JUL 10 2012 ...WIDELY SCATTERED DRY THUNDERSTORMS EXPECTED ACROSS PORTIONS OF WYOMING TODAY AND WEDNESDAY... .AN UPPER LEVEL DISTURBANCE MOVING ACROSS NORTHERN WYOMING AND SOUTHERN MONTANA WILL PROVIDE THE INSTABILITY NEEDED TO CAUSE ISOLATED TO WIDELY SCATTERED THUNDERSTORMS THIS AFTERNOON AND EVENING...MAINLY ACROSS THE HIGHER ELEVATIONS OF THE NORTH. THE STORMS WILL LIKELY BECOME ANCHORED OVER THE HIGHER TERRAIN AND AS A RESULT COULD TECHNICALLY DROP A WETTING RAIN...BUT THE AMOUNT OF LIGHTNING ACTIVITY COULD CAUSE FIRE STARTS ON THE CRITICALLY DRY VEGETATION...ESPECIALLY WHEN COMBINED WITH STRONG OUTFLOW WINDS IN EXCESS OF 60 MPH AT TIMES. A STRONGER DISTURBANCE WILL DIP FURTHER SOUTH ON WEDNESDAY... FOLLOWED BY SOME MODERATE NORTHWESTERLY FLOW...THIS COULD EXTEND DRY THUNDERSTORM ACTIVITY FURTHER SOUTH INTO PORTIONS OF CENTRAL WYOMING. WYZ140-285>287-415-102145- /O.NEW.KRIW.FW.W.0016.120710T1800Z-120712T0600Z/ YELLOWSTONE NATIONAL PARK-SOUTH BIGHORN MOUNTAINS- ABSAROKA MOUNTAINS/NORTH SHOSHONE NF-OWL CREEK MOUNTAINS- NORTH ZONE BRIDGER TETON NF AND GRAND TETON NP- 130 AM MDT TUE JUL 10 2012 ...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO MIDNIGHT MDT WEDNESDAY NIGHT FOR DRY THUNDERSTORMS FOR FIRE WEATHER ZONES 140...285...286...287 AND 415... THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A RED FLAG WARNING FOR DRY THUNDERSTORMS...WHICH IS IN EFFECT FROM NOON TODAY TO MIDNIGHT MDT WEDNESDAY NIGHT. * AFFECTED AREA...FIRE WEATHER ZONES 140...285...286...287 AND 415. * TEMPERATURES...HIGHS AROUND 80. LOWS IN THE LOWER 50S. * LIGHTNING...ISOLATED TO WIDELY SCATTERED DRY THUNDERSTORMS WILL OCCUR ACROSS THE AREA THIS AFTERNOON INTO THE EVENING HOURS. A FEW STORMS COULD CARRY ON INTO THE NIGHT...FOLLOWED BY A RESURGENCE ON WEDNESDAY AFTERNOON AND EVENING WHEN COVERAGE WILL BECOME WIDELY SCATTERED TO SCATTERED. * OUTFLOW WINDS...35 TO 45 MPH WITH A FEW GUSTS IN EXCESS OF 60 MPH. * RELATIVE HUMIDITY...15 TO 25 PERCENT...WITH A FEW SPOTS AS LOW AS 12 PERCENT. * IMPACTS...INCREASED LIGHTNING ACTIVITY ON CRITICALLY DRY FUELS COMBINED WITH NEAR CRITICAL RELATIVE HUMIDITY AND STRONG OUTFLOW WINDS WILL ENCOURAGE NEW FIRE STARTS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ WYZ275-276-282-102145- /O.NEW.KRIW.FW.A.0014.120711T1800Z-120712T0600Z/ NORTH BIG HORN BASIN/WORLAND BLM-CODY FOOTHILLS- SOUTH BIG HORN BASIN/WORLAND BLM- 130 AM MDT TUE JUL 10 2012 ...FIRE WEATHER WATCH IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH WEDNESDAY EVENING FOR DRY THUNDERSTORMS AND LOW HUMIDITY FOR FIRE WEATHER ZONES 275...276 AND 282... THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A FIRE WEATHER WATCH FOR DRY THUNDERSTORMS AND LOW HUMIDITY...WHICH IS IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH WEDNESDAY EVENING. * AFFECTED AREA...FIRE WEATHER ZONES 275...276 AND 282. * RELATIVE HUMIDITY...AS LOW AS 13 PERCENT. * TEMPERATURES...HIGHS IN THE MID 90S. * LIGHTNING...ISOLATED TO WIDELY SCATTERED THUNDERSTORMS ARE EXPECTED TO DEVELOP ON WEDNESDAY AFTERNOON AND COULD CONTINUE INTO WEDNESDAY EVENING. * IMPACTS...INCREASED LIGHTNING ACTIVITY ON CRITICALLY DRY FUELS COMBINED WITH LOW RELATIVE HUMIDITY AND STRONG OUTFLOW WINDS MAY ENCOURAGE NEW FIRE STARTS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE FORECAST TO OCCUR. LISTEN FOR LATER FORECASTS AND POSSIBLE RED FLAG WARNINGS. && $$ WYZ280-281-300-102145- /O.NEW.KRIW.FW.A.0014.120711T1800Z-120712T0600Z/ NATRONA COUNTY/CASPER BLM-JOHNSON COUNTY/CASPER BLM- CASPER MOUNTAIN- 130 AM MDT TUE JUL 10 2012 ...FIRE WEATHER WATCH IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH WEDNESDAY EVENING FOR DRY THUNDERSTORMS AND LOW HUMIDITY FOR FIRE WEATHER ZONES 280...281 AND 300... THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A FIRE WEATHER WATCH FOR DRY THUNDERSTORMS AND LOW HUMIDITY...WHICH IS IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH WEDNESDAY EVENING. * AFFECTED AREA...FIRE WEATHER ZONES 280...281 AND 300. * RELATIVE HUMIDITY...AS LOW AS 13 PERCENT. * TEMPERATURES...HIGHS IN THE MID 90S. * LIGHTNING...ISOLATED TO WIDELY SCATTERED THUNDERSTORMS ARE EXPECTED TO DEVELOP ON WEDNESDAY AFTERNOON AND COULD CONTINUE INTO WEDNESDAY EVENING. * IMPACTS...INCREASED LIGHTNING ACTIVITY ON CRITICALLY DRY FUELS COMBINED WITH LOW RELATIVE HUMIDITY AND STRONG OUTFLOW WINDS MAY ENCOURAGE NEW FIRE STARTS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE FORECAST TO OCCUR. LISTEN FOR LATER FORECASTS AND POSSIBLE RED FLAG WARNINGS. && $$ WYZ288-414-416-102145- /O.NEW.KRIW.FW.A.0014.120711T1800Z-120712T0600Z/ EAST WIND RIVER MOUNTAINS/SOUTH SHOSHONE NF- SALT AND WYOMING RANGES/WEST ZONE BRIDGER TETON NF- WEST WIND RIVER MOUNTAINS/EAST ZONE BRIDGER TETON NF- 130 AM MDT TUE JUL 10 2012 ...FIRE WEATHER WATCH IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH WEDNESDAY EVENING FOR DRY THUNDERSTORMS FOR FIRE WEATHER ZONES 288...414 AND 416... THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A FIRE WEATHER WATCH FOR DRY THUNDERSTORMS...WHICH IS IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH WEDNESDAY EVENING. * AFFECTED AREA...FIRE WEATHER ZONES 288...414 AND 416. * RELATIVE HUMIDITY...16 TO 26 PERCENT. * TEMPERATURES...HIGHS AROUND 80. * LIGHTNING...ISOLATED TO WIDELY SCATTERED THUNDERSTORMS ARE EXPECTED TO DEVELOP ON WEDNESDAY AFTERNOON AND COULD CONTINUE INTO WEDNESDAY EVENING. * IMPACTS...INCREASED LIGHTNING ACTIVITY ON CRITICALLY DRY FUELS COMBINED WITH LOW RELATIVE HUMIDITY AND STRONG OUTFLOW WINDS MAY ENCOURAGE NEW FIRE STARTS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE FORECAST TO OCCUR. LISTEN FOR LATER FORECASTS AND POSSIBLE RED FLAG WARNINGS. && $$ WYZ278-283-289-102145- /O.NEW.KRIW.FW.A.0014.120711T1800Z-120712T0600Z/ UPPER GREEN RIVER BASIN/ROCK SPRINGS BLM- UPPER WIND RIVER BASIN/WIND RIVER BASIN- GRANITE/GREEN/FERRIS/RATTLESNAKE MOUNTAINS- 130 AM MDT TUE JUL 10 2012 ...FIRE WEATHER WATCH IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH WEDNESDAY EVENING FOR DRY THUNDERSTORMS AND LOW HUMIDITY FOR FIRE WEATHER ZONES 278...283 AND 289... THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A FIRE WEATHER WATCH FOR DRY THUNDERSTORMS AND LOW HUMIDITY...WHICH IS IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH WEDNESDAY EVENING. * AFFECTED AREA...FIRE WEATHER ZONES 278...283 AND 289. * RELATIVE HUMIDITY...AS LOW AS 10 PERCENT. * TEMPERATURES...HIGHS IN THE MID 90S. * LIGHTNING...ISOLATED TO WIDELY SCATTERED THUNDERSTORMS ARE EXPECTED TO DEVELOP ON WEDNESDAY AFTERNOON AND COULD CONTINUE INTO WEDNESDAY EVENING. * IMPACTS...INCREASED LIGHTNING ACTIVITY ON CRITICALLY DRY FUELS COMBINED WITH LOW RELATIVE HUMIDITY AND STRONG OUTFLOW WINDS MAY ENCOURAGE NEW FIRE STARTS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE FORECAST TO OCCUR. LISTEN FOR LATER FORECASTS AND POSSIBLE RED FLAG WARNINGS. && $$ HTTP://WEATHER.GOV/RIVERTON
6 follow-up statements
677 WWUS85 KRIW 101632 RFWRIW URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE RIVERTON WY 1032 AM MDT TUE JUL 10 2012 ...SCATTERED DRY THUNDERSTORMS EXPECTED ACROSS PORTIONS OF WYOMING TODAY AND WEDNESDAY... .A LOW PRESSURE TROUGH MOVING ACROSS WESTERN AND CENTRAL WYOMING WILL COMBINE WITH INSTABILITY AND MOISTURE TO CAUSE ISOLATED TO SCATTERED THUNDERSTORMS THIS AFTERNOON AND EVENING. THE CHANCE FOR THUNDERSTORMS WILL BE GREATEST IN THE MOUNTAINS OF THE NORTH AND WEST. WHILE THUNDERSTORMS ABOVE 8500 FEET WILL LIKELY PRODUCE RAINFALL OF TWO TENTHS OF AN INCH TO ONE HALF OF AN INCH...THUNDERSTORMS BELOW 8500 FEET WILL ON AVERAGE HAVE LESS RAIN AND MORE DRY LIGHTNING. THUNDERSTORMS WILL BE SLOW MOVING AND INDIVIDUAL CELLS MAY PRODUCE CONSIDERABLE LIGHTNING. WIND GUSTS OVER 40 MPH WILL BE POSSIBLE BUT WILL BE RATHER ISOLATED. WYZ414-416-110315- /O.UPG.KRIW.FW.A.0014.120711T1800Z-120712T0600Z/ /O.EXA.KRIW.FW.W.0016.120710T1800Z-120712T0600Z/ SALT AND WYOMING RANGES/WEST ZONE BRIDGER TETON NF- WEST WIND RIVER MOUNTAINS/EAST ZONE BRIDGER TETON NF- 1032 AM MDT TUE JUL 10 2012 ...RED FLAG WARNING IN EFFECT UNTIL MIDNIGHT MDT WEDNESDAY NIGHT FOR THUNDERSTORMS FOR FIRE WEATHER ZONES 414 AND 416... THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A RED FLAG WARNING FOR THUNDERSTORMS...WHICH IS IN EFFECT UNTIL MIDNIGHT MDT WEDNESDAY NIGHT. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. * AFFECTED AREA...FIRE WEATHER ZONES 414 AND 416. * RELATIVE HUMIDITY...15 TO 25 PERCENT. * TEMPERATURES...HIGHS AROUND 80. * LIGHTNING...SCATTERED THUNDERSTORMS ARE EXPECTED TO DEVELOP THIS AFTERNOON CONTINUING THROUGH THE EVENING. THUNDERSTORMS WILL REDEVELOP WEDNESDAY AFTERNOON AND EVENING. THUNDERSTORMS BELOW 8500 FEET WILL HAVE THE BEST THREAT OF DRY LIGHTNING WITH LALS OF 6. THUNDERSTORMS ABOVE 8500 FEET WILL LIKELY PRODUCE RAINFALL OF TWO TENTHS OF AN INCH TO ONE HALF OF AN INCH. * OUTFLOW WINDS...OF 40 MPH ARE POSSIBLE. * IMPACTS...INCREASED LIGHTNING ACTIVITY ON CRITICALLY DRY FUELS COMBINED WITH LOW RELATIVE HUMIDITY AND STRONG OUTFLOW WINDS MAY PRODUCE NEW FIRE STARTS WITH RAPID FIRE SPREAD. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ WYZ289-110315- /O.UPG.KRIW.FW.A.0014.120711T1800Z-120712T0600Z/ /O.EXA.KRIW.FW.W.0016.120710T1800Z-120712T0600Z/ GRANITE/GREEN/FERRIS/RATTLESNAKE MOUNTAINS- 1032 AM MDT TUE JUL 10 2012 ...RED FLAG WARNING IN EFFECT UNTIL MIDNIGHT MDT WEDNESDAY NIGHT FOR THUNDERSTORMS FOR FIRE WEATHER ZONE 289... THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A RED FLAG WARNING FOR THUNDERSTORMS...WHICH IS IN EFFECT UNTIL MIDNIGHT MDT WEDNESDAY NIGHT. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. * AFFECTED AREA...FIRE WEATHER ZONE 289. * RELATIVE HUMIDITY...AS LOW AS 10 TO 15 PERCENT. * TEMPERATURES...HIGHS IN THE MID 90S. * LIGHTNING...SCATTERED THUNDERSTORMS ARE EXPECTED TO DEVELOP THIS AFTERNOON CONTINUING THROUGH THE EVENING. THUNDERSTORMS WILL REDEVELOP WEDNESDAY AFTERNOON AND EVENING. THUNDERSTORMS BELOW 8500 FEET WILL HAVE THE BEST THREAT OF DRY LIGHTNING WITH LALS OF 6. THUNDERSTORMS ABOVE 8500 FEET WILL LIKELY PRODUCE RAINFALL OF TWO TENTHS OF AN INCH TO ONE HALF OF AN INCH. * OUTFLOW WINDS...OF 40 MPH ARE POSSIBLE. * IMPACTS...INCREASED LIGHTNING ACTIVITY ON CRITICALLY DRY FUELS COMBINED WITH LOW RELATIVE HUMIDITY AND STRONG OUTFLOW WINDS MAY PRODUCE NEW FIRE STARTS WITH RAPID FIRE SPREAD.. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ WYZ280-300-110315- /O.UPG.KRIW.FW.A.0014.120711T1800Z-120712T0600Z/ /O.EXA.KRIW.FW.W.0016.120710T1800Z-120712T0600Z/ NATRONA COUNTY/CASPER BLM-CASPER MOUNTAIN- 1032 AM MDT TUE JUL 10 2012 ...RED FLAG WARNING IN EFFECT UNTIL MIDNIGHT MDT WEDNESDAY NIGHT FOR THUNDERSTORMS FOR FIRE WEATHER ZONES 280 AND 300... THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A RED FLAG WARNING FOR THUNDERSTORMS...WHICH IS IN EFFECT UNTIL MIDNIGHT MDT WEDNESDAY NIGHT. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. * AFFECTED AREA...FIRE WEATHER ZONES 280 AND 300. * RELATIVE HUMIDITY...AS LOW AS 12 TO 18 PERCENT. * TEMPERATURES...HIGHS IN THE MID 90S. * LIGHTNING...SCATTERED THUNDERSTORMS ARE EXPECTED TO DEVELOP THIS AFTERNOON CONTINUING THROUGH THE EVENING. THUNDERSTORMS WILL REDEVELOP WEDNESDAY AFTERNOON AND EVENING. THUNDERSTORMS BELOW 8500 FEET WILL HAVE THE BEST THREAT OF DRY LIGHTNING WITH LALS OF 6. THUNDERSTORMS ABOVE 8500 FEET WILL LIKELY PRODUCE RAINFALL OF TWO TENTHS OF AN INCH TO ONE HALF OF AN INCH. * OUTFLOW WINDS...OF 40 MPH ARE POSSIBLE. * IMPACTS...INCREASED LIGHTNING ACTIVITY ON CRITICALLY DRY FUELS COMBINED WITH LOW RELATIVE HUMIDITY AND STRONG OUTFLOW WINDS MAY PRODUCE NEW FIRE STARTS WITH RAPID FIRE SPREAD. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ WYZ278-110315- /O.UPG.KRIW.FW.A.0014.120711T1800Z-120712T0600Z/ /O.EXA.KRIW.FW.W.0016.120710T1800Z-120712T0600Z/ UPPER GREEN RIVER BASIN/ROCK SPRINGS BLM- 1032 AM MDT TUE JUL 10 2012 ...RED FLAG WARNING IN EFFECT UNTIL MIDNIGHT MDT WEDNESDAY NIGHT FOR THUNDERSTORMS FOR FIRE WEATHER ZONE 278... THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A RED FLAG WARNING FOR THUNDERSTORMS...WHICH IS IN EFFECT UNTIL MIDNIGHT MDT WEDNESDAY NIGHT. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. * AFFECTED AREA...FIRE WEATHER ZONE 278. * RELATIVE HUMIDITY...AS LOW AS 10 PERCENT. * TEMPERATURES...HIGHS IN THE MID 90S. * LIGHTNING...SCATTERED THUNDERSTORMS ARE EXPECTED TO DEVELOP THIS AFTERNOON CONTINUING THROUGH THE EVENING. THUNDERSTORMS WILL REDEVELOP WEDNESDAY AFTERNOON AND EVENING. THUNDERSTORMS BELOW 8500 FEET WILL HAVE THE BEST THREAT OF DRY LIGHTNING WITH LALS OF 6. THUNDERSTORMS ABOVE 8500 FEET WILL LIKELY PRODUCE RAINFALL OF TWO TENTHS OF AN INCH TO ONE HALF OF AN INCH. * OUTFLOW WINDS...OF 40 MPH ARE POSSIBLE. * IMPACTS...INCREASED LIGHTNING ACTIVITY ON CRITICALLY DRY FUELS COMBINED WITH LOW RELATIVE HUMIDITY AND STRONG OUTFLOW WINDS MAY PRODUCE NEW FIRE STARTS WITH RAPID FIRE SPREAD. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ WYZ288-110315- /O.UPG.KRIW.FW.A.0014.120711T1800Z-120712T0600Z/ /O.EXA.KRIW.FW.W.0016.120710T1800Z-120712T0600Z/ EAST WIND RIVER MOUNTAINS/SOUTH SHOSHONE NF- 1032 AM MDT TUE JUL 10 2012 ...RED FLAG WARNING IN EFFECT UNTIL MIDNIGHT MDT WEDNESDAY NIGHT FOR THUNDERSTORMS FOR FIRE WEATHER ZONE 288... THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A RED FLAG WARNING FOR THUNDERSTORMS...WHICH IS IN EFFECT UNTIL MIDNIGHT MDT WEDNESDAY NIGHT. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. * AFFECTED AREA...FIRE WEATHER ZONE 288. * RELATIVE HUMIDITY...15 TO 25 PERCENT. * TEMPERATURES...HIGHS AROUND 80. * LIGHTNING...SCATTERED THUNDERSTORMS ARE EXPECTED TO DEVELOP THIS AFTERNOON CONTINUING THROUGH THE EVENING. THUNDERSTORMS WILL REDEVELOP WEDNESDAY AFTERNOON AND EVENING. THUNDERSTORMS BELOW 8500 FEET WILL HAVE THE BEST THREAT OF DRY LIGHTNING WITH LALS OF 6. THUNDERSTORMS ABOVE 8500 FEET WILL LIKELY PRODUCE RAINFALL OF TWO TENTHS OF AN INCH TO ONE HALF OF AN INCH. * OUTFLOW WINDS...OF 40 MPH ARE POSSIBLE. * IMPACTS...INCREASED LIGHTNING ACTIVITY ON CRITICALLY DRY FUELS COMBINED WITH LOW RELATIVE HUMIDITY AND STRONG OUTFLOW WINDS MAY PRODUCE NEW FIRE STARTS WITH RAPID FIRE SPREAD. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ WYZ275-276-282-110315- /O.UPG.KRIW.FW.A.0014.120711T1800Z-120712T0600Z/ /O.EXA.KRIW.FW.W.0016.120710T1800Z-120712T0600Z/ NORTH BIG HORN BASIN/WORLAND BLM-CODY FOOTHILLS- SOUTH BIG HORN BASIN/WORLAND BLM- 1032 AM MDT TUE JUL 10 2012 ...RED FLAG WARNING IN EFFECT UNTIL MIDNIGHT MDT WEDNESDAY NIGHT FOR THUNDERSTORMS FOR FIRE WEATHER ZONES 275...276 AND 282... THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A RED FLAG WARNING FOR THUNDERSTORMS...WHICH IS IN EFFECT UNTIL MIDNIGHT MDT WEDNESDAY NIGHT. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. * AFFECTED AREA...FIRE WEATHER ZONES 275...276 AND 282. * RELATIVE HUMIDITY...AS LOW AS 12 TO 18 PERCENT. * TEMPERATURES...HIGHS IN THE MID 90S. * LIGHTNING...SCATTERED THUNDERSTORMS ARE EXPECTED TO DEVELOP THIS AFTERNOON CONTINUING THROUGH THE EVENING. THUNDERSTORMS WILL REDEVELOP WEDNESDAY AFTERNOON AND EVENING. THUNDERSTORMS WILL HAVE A THREAT OF DRY LIGHTNING WITH LALS OF 6. * OUTFLOW WINDS...OF 40 MPH ARE POSSIBLE. * IMPACTS...INCREASED LIGHTNING ACTIVITY ON CRITICALLY DRY FUELS COMBINED WITH LOW RELATIVE HUMIDITY AND STRONG OUTFLOW WINDS MAY PRODUCE NEW FIRE STARTS WITH RAPID FIRE SPREAD. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ WYZ281-110315- /O.UPG.KRIW.FW.A.0014.120711T1800Z-120712T0600Z/ /O.EXA.KRIW.FW.W.0016.120710T1800Z-120712T0600Z/ JOHNSON COUNTY/CASPER BLM- 1032 AM MDT TUE JUL 10 2012 ...RED FLAG WARNING IN EFFECT UNTIL MIDNIGHT MDT WEDNESDAY NIGHT FOR THUNDERSTORMS FOR FIRE WEATHER ZONE 281... THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A RED FLAG WARNING FOR THUNDERSTORMS...WHICH IS IN EFFECT UNTIL MIDNIGHT MDT WEDNESDAY NIGHT. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. * AFFECTED AREA...FIRE WEATHER ZONE 281. * RELATIVE HUMIDITY...AS LOW AS 12 TO 18 PERCENT. * TEMPERATURES...HIGHS IN THE MID 90S. * LIGHTNING...SCATTERED THUNDERSTORMS ARE EXPECTED TO DEVELOP THIS AFTERNOON CONTINUING THROUGH THE EVENING. THUNDERSTORMS WILL REDEVELOP WEDNESDAY AFTERNOON AND EVENING. THUNDERSTORMS WILL HAVE A THREAT OF DRY LIGHTNING WITH LALS OF 6. * OUTFLOW WINDS...OF 40 MPH ARE POSSIBLE. * IMPACTS...INCREASED LIGHTNING ACTIVITY ON CRITICALLY DRY FUELS COMBINED WITH LOW RELATIVE HUMIDITY AND STRONG OUTFLOW WINDS MAY PRODUCE NEW FIRE STARTS WITH RAPID FIRE SPREAD. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ WYZ283-110315- /O.UPG.KRIW.FW.A.0014.120711T1800Z-120712T0600Z/ /O.EXA.KRIW.FW.W.0016.120710T1800Z-120712T0600Z/ UPPER WIND RIVER BASIN/WIND RIVER BASIN- 1032 AM MDT TUE JUL 10 2012 ...RED FLAG WARNING IN EFFECT UNTIL MIDNIGHT MDT WEDNESDAY NIGHT FOR THUNDERSTORMS FOR FIRE WEATHER ZONE 283... THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A RED FLAG WARNING FOR THUNDERSTORMS...WHICH IS IN EFFECT UNTIL MIDNIGHT MDT WEDNESDAY NIGHT. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. * AFFECTED AREA...FIRE WEATHER ZONE 283. * RELATIVE HUMIDITY...AS LOW AS 10 PERCENT. * TEMPERATURES...HIGHS IN THE MID 90S. * LIGHTNING...SCATTERED THUNDERSTORMS ARE EXPECTED TO DEVELOP THIS AFTERNOON CONTINUING THROUGH THE EVENING. THUNDERSTORMS WILL REDEVELOP WEDNESDAY AFTERNOON AND EVENING. THUNDERSTORMS BELOW 8500 FEET WILL HAVE THE BEST THREAT OF DRY LIGHTNING WITH LALS OF 6. * OUTFLOW WINDS...OF 40 MPH ARE POSSIBLE. * IMPACTS...INCREASED LIGHTNING ACTIVITY ON CRITICALLY DRY FUELS COMBINED WITH LOW RELATIVE HUMIDITY AND STRONG OUTFLOW WINDS MAY PRODUCE NEW FIRE STARTS WITH RAPID FIRE SPREAD. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ WYZ277-110315- /O.EXA.KRIW.FW.W.0016.120710T1800Z-120712T0600Z/ LINCOLN AND UINTA COUNTIES/LOWER ELEVATIONS- 1032 AM MDT TUE JUL 10 2012 ...RED FLAG WARNING IN EFFECT UNTIL MIDNIGHT MDT WEDNESDAY NIGHT FOR THUNDERSTORMS FOR FIRE WEATHER ZONE 277... THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A RED FLAG WARNING FOR THUNDERSTORMS...WHICH IS IN EFFECT UNTIL MIDNIGHT MDT WEDNESDAY NIGHT. * AFFECTED AREA...FIRE WEATHER ZONE 277. * TEMPERATURES...HIGHS AROUND 80. * RELATIVE HUMIDITY...13 TO 20 PERCENT. * LIGHTNING...SCATTERED THUNDERSTORMS ARE EXPECTED TO DEVELOP THIS AFTERNOON CONTINUING THROUGH THE EVENING. THUNDERSTORMS WILL REDEVELOP WEDNESDAY AFTERNOON AND EVENING. THUNDERSTORMS BELOW 8500 FEET WILL HAVE THE BEST THREAT OF DRY LIGHTNING WITH LALS OF 6. THUNDERSTORMS ABOVE 8500 FEET WILL LIKELY PRODUCE RAINFALL OF TWO TENTHS OF AN INCH TO ONE HALF OF AN INCH. * OUTFLOW WINDS...OF 40 MPH ARE POSSIBLE. * IMPACTS...INCREASED LIGHTNING ACTIVITY ON CRITICALLY DRY FUELS COMBINED WITH NEAR CRITICAL RELATIVE HUMIDITY AND STRONG OUTFLOW WINDS MAY PRODUCE NEW FIRE STARTS WITH RAPID FIRE SPREAD. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ WYZ279-110315- /O.EXA.KRIW.FW.W.0016.120710T1800Z-120712T0600Z/ SWEETWATER COUNTY/ROCK SPRINGS BLM/FLAMING GORGE NRA- 1032 AM MDT TUE JUL 10 2012 ...RED FLAG WARNING IN EFFECT UNTIL MIDNIGHT MDT WEDNESDAY NIGHT FOR THUNDERSTORMS FOR FIRE WEATHER ZONE 279... THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A RED FLAG WARNING FOR THUNDERSTORMS...WHICH IS IN EFFECT UNTIL MIDNIGHT MDT WEDNESDAY NIGHT. * AFFECTED AREA...FIRE WEATHER ZONE 279. * TEMPERATURES...HIGHS AROUND 80. LOWS IN THE LOWER 50S. * RELATIVE HUMIDITY...13 TO 20 PERCENT. * LIGHTNING...SCATTERED THUNDERSTORMS ARE EXPECTED TO DEVELOP THIS AFTERNOON CONTINUING THROUGH THE EVENING. THUNDERSTORMS WILL REDEVELOP WEDNESDAY AFTERNOON AND EVENING. THUNDERSTORMS BELOW 8500 FEET WILL HAVE THE BEST THREAT OF DRY LIGHTNING WITH LALS OF 6. * OUTFLOW WINDS...OF 40 MPH ARE POSSIBLE. * IMPACTS...INCREASED LIGHTNING ACTIVITY ON CRITICALLY DRY FUELS COMBINED WITH NEAR CRITICAL RELATIVE HUMIDITY AND STRONG OUTFLOW WINDS MAY PRODUCE NEW FIRE STARTS WITH RAPID FIRE SPREAD. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ WYZ140-110315- /O.CON.KRIW.FW.W.0016.120710T1800Z-120712T0600Z/ YELLOWSTONE NATIONAL PARK- 1032 AM MDT TUE JUL 10 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT WEDNESDAY NIGHT FOR THUNDERSTORMS FOR FIRE WEATHER ZONE 140... * AFFECTED AREA...FIRE WEATHER ZONE 140. * TEMPERATURES...HIGHS AROUND 80. LOWS IN THE LOWER 50S. * RELATIVE HUMIDITY...15 TO 20 PERCENT. * LIGHTNING...SCATTERED THUNDERSTORMS ARE EXPECTED TO DEVELOP THIS AFTERNOON CONTINUING THROUGH THE EVENING. THUNDERSTORMS WILL REDEVELOP WEDNESDAY AFTERNOON AND EVENING. THUNDERSTORMS BELOW 8500 FEET WILL HAVE THE BEST THREAT OF DRY LIGHTNING WITH LALS OF 6. THUNDERSTORMS ABOVE 8500 FEET WILL LIKELY PRODUCE RAINFALL OF TWO TENTHS OF AN INCH TO ONE HALF OF AN INCH. * OUTFLOW WINDS...OF 40 MPH ARE POSSIBLE. * IMPACTS...INCREASED LIGHTNING ACTIVITY ON CRITICALLY DRY FUELS COMBINED WITH NEAR CRITICAL RELATIVE HUMIDITY AND STRONG OUTFLOW WINDS MAY PRODUCE NEW FIRE STARTS WITH RAPID FIRE SPREAD.. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ WYZ415-110315- /O.CON.KRIW.FW.W.0016.120710T1800Z-120712T0600Z/ NORTH ZONE BRIDGER TETON NF AND GRAND TETON NP- 1032 AM MDT TUE JUL 10 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT WEDNESDAY NIGHT FOR THUNDERSTORMS FOR FIRE WEATHER ZONE 415... * AFFECTED AREA...FIRE WEATHER ZONE 415. * TEMPERATURES...HIGHS AROUND 80. LOWS IN THE LOWER 50S. * RELATIVE HUMIDITY...15 TO 20 PERCENT. * LIGHTNING...SCATTERED THUNDERSTORMS ARE EXPECTED TO DEVELOP THIS AFTERNOON CONTINUING THROUGH THE EVENING. THUNDERSTORMS WILL REDEVELOP WEDNESDAY AFTERNOON AND EVENING. THUNDERSTORMS BELOW 8500 FEET WILL HAVE THE BEST THREAT OF DRY LIGHTNING WITH LALS OF 6. THUNDERSTORMS ABOVE 8500 FEET WILL LIKELY PRODUCE RAINFALL OF TWO TENTHS OF AN INCH TO ONE HALF OF AN INCH. * OUTFLOW WINDS...OF 40 MPH ARE POSSIBLE. * IMPACTS...INCREASED LIGHTNING ACTIVITY ON CRITICALLY DRY FUELS COMBINED WITH NEAR CRITICAL RELATIVE HUMIDITY AND STRONG OUTFLOW WINDS MAY PRODUCE NEW FIRE STARTS WITH RAPID FIRE SPREAD. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ WYZ286-110315- /O.CON.KRIW.FW.W.0016.120710T1800Z-120712T0600Z/ ABSAROKA MOUNTAINS/NORTH SHOSHONE NF- 1032 AM MDT TUE JUL 10 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT WEDNESDAY NIGHT FOR THUNDERSTORMS FOR FIRE WEATHER ZONE 286... * AFFECTED AREA...FIRE WEATHER ZONE 286. * TEMPERATURES...HIGHS AROUND 80. LOWS IN THE LOWER 50S. * LIGHTNING...SCATTERED THUNDERSTORMS ARE EXPECTED TO DEVELOP THIS AFTERNOON CONTINUING THROUGH THE EVENING. THUNDERSTORMS WILL REDEVELOP WEDNESDAY AFTERNOON AND EVENING. THUNDERSTORMS BELOW 8500 FEET WILL HAVE THE BEST THREAT OF DRY LIGHTNING WITH LALS OF 6. THUNDERSTORMS ABOVE 8500 FEET WILL LIKELY PRODUCE RAINFALL OF TWO TENTHS OF AN INCH TO ONE HALF OF AN INCH. * OUTFLOW WINDS...OF 40 MPH ARE POSSIBLE. * RELATIVE HUMIDITY...13 TO 20 PERCENT. * IMPACTS...INCREASED LIGHTNING ACTIVITY ON CRITICALLY DRY FUELS COMBINED WITH NEAR CRITICAL RELATIVE HUMIDITY AND STRONG OUTFLOW WINDS MAY PRODUCE NEW FIRE STARTS WITH RAPID FIRE SPREAD. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ WYZ285-287-110315- /O.CON.KRIW.FW.W.0016.120710T1800Z-120712T0600Z/ SOUTH BIGHORN MOUNTAINS-OWL CREEK MOUNTAINS- 1032 AM MDT TUE JUL 10 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT WEDNESDAY NIGHT FOR THUNDERSTORMS FOR FIRE WEATHER ZONES 285 AND 287... * AFFECTED AREA...FIRE WEATHER ZONES 285 AND 287. * TEMPERATURES...HIGHS AROUND 80. * RELATIVE HUMIDITY...13 TO 18 PERCENT. * LIGHTNING...SCATTERED THUNDERSTORMS ARE EXPECTED TO DEVELOP THIS AFTERNOON CONTINUING THROUGH THE EVENING. THUNDERSTORMS WILL REDEVELOP WEDNESDAY AFTERNOON AND EVENING. THUNDERSTORMS BELOW 8500 FEET WILL HAVE THE BEST THREAT OF DRY LIGHTNING WITH LALS OF 6. THUNDERSTORMS ABOVE 8500 FEET WILL LIKELY PRODUCE RAINFALL OF TWO TENTHS OF AN INCH TO ONE HALF OF AN INCH. * OUTFLOW WINDS...OF 40 MPH ARE POSSIBLE. * IMPACTS...INCREASED LIGHTNING ACTIVITY ON CRITICALLY DRY FUELS COMBINED WITH NEAR CRITICAL RELATIVE HUMIDITY AND STRONG OUTFLOW WINDS MAY PRODUCE NEW FIRE STARTS WITH RAPID FIRE SPREAD. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ HTTP://WEATHER.GOV/RIVERTON
563 WWUS85 KRIW 102114 RFWRIW URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE RIVERTON WY 314 PM MDT TUE JUL 10 2012 ...SCATTERED DRY THUNDERSTORMS EXPECTED ACROSS PORTIONS OF WYOMING TODAY AND WEDNESDAY... .A LOW PRESSURE TROUGH MOVING ACROSS WESTERN AND CENTRAL WYOMING WILL COMBINE WITH INSTABILITY AND MOISTURE TO CAUSE ISOLATED TO SCATTERED THUNDERSTORMS THIS AFTERNOON AND EVENING. THE CHANCE FOR THUNDERSTORMS WILL BE GREATEST IN THE MOUNTAINS. WHILE THUNDERSTORMS ABOVE 8500 FEET WILL LIKELY PRODUCE RAINFALL OF TWO TENTHS OF AN INCH TO ONE HALF OF AN INCH...THUNDERSTORMS BELOW 8500 FEET WILL ON AVERAGE HAVE LESS RAIN AND MORE DRY LIGHTNING. THUNDERSTORMS WILL BE SLOW MOVING AND INDIVIDUAL CELLS MAY PRODUCE CONSIDERABLE LIGHTNING. WIND GUSTS OVER 45 MPH WILL BE POSSIBLE BUT WILL BE RATHER ISOLATED. WYZ140-110930- /O.CON.KRIW.FW.W.0016.000000T0000Z-120712T0600Z/ YELLOWSTONE NATIONAL PARK- 314 PM MDT TUE JUL 10 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT WEDNESDAY NIGHT FOR THUNDERSTORMS FOR FIRE WEATHER ZONE 140... * AFFECTED AREA...FIRE WEATHER ZONE 140. * TEMPERATURES...HIGHS AROUND 80. LOWS IN THE LOWER 50S. * RELATIVE HUMIDITY...15 TO 20 PERCENT. * LIGHTNING...SCATTERED THUNDERSTORMS ARE EXPECTED TO DEVELOP THIS AFTERNOON CONTINUING THROUGH THE EVENING. THUNDERSTORMS WILL REDEVELOP WEDNESDAY AFTERNOON AND EVENING. THUNDERSTORMS BELOW 8500 FEET WILL HAVE THE BEST THREAT OF DRY LIGHTNING WITH LALS OF 6. THUNDERSTORMS ABOVE 8500 FEET WILL LIKELY PRODUCE RAINFALL OF TWO TENTHS OF AN INCH TO ONE HALF OF AN INCH. * OUTFLOW WINDS...OF 45 MPH ARE POSSIBLE. * IMPACTS...INCREASED LIGHTNING ACTIVITY ON CRITICALLY DRY FUELS COMBINED WITH NEAR CRITICAL RELATIVE HUMIDITY AND STRONG OUTFLOW WINDS MAY PRODUCE NEW FIRE STARTS WITH RAPID FIRE SPREAD.. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ WYZ414>416-110930- /O.CON.KRIW.FW.W.0016.000000T0000Z-120712T0600Z/ SALT AND WYOMING RANGES/WEST ZONE BRIDGER TETON NF- NORTH ZONE BRIDGER TETON NF AND GRAND TETON NP- WEST WIND RIVER MOUNTAINS/EAST ZONE BRIDGER TETON NF- 314 PM MDT TUE JUL 10 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT WEDNESDAY NIGHT FOR THUNDERSTORMS FOR FIRE WEATHER ZONES 414 AND 416... * AFFECTED AREA...FIRE WEATHER ZONES 414...415 AND 416. * RELATIVE HUMIDITY...15 TO 25 PERCENT. * TEMPERATURES...HIGHS AROUND 80. * LIGHTNING...SCATTERED THUNDERSTORMS ARE EXPECTED TO DEVELOP THIS AFTERNOON CONTINUING THROUGH THE EVENING. THUNDERSTORMS WILL REDEVELOP WEDNESDAY AFTERNOON AND EVENING. THUNDERSTORMS BELOW 8500 FEET WILL HAVE THE BEST THREAT OF DRY LIGHTNING WITH LALS OF 6. THUNDERSTORMS ABOVE 8500 FEET WILL LIKELY PRODUCE RAINFALL OF TWO TENTHS OF AN INCH TO ONE HALF OF AN INCH. * OUTFLOW WINDS...OF 45 MPH ARE POSSIBLE. * IMPACTS...INCREASED LIGHTNING ACTIVITY ON CRITICALLY DRY FUELS COMBINED WITH LOW RELATIVE HUMIDITY AND STRONG OUTFLOW WINDS MAY PRODUCE NEW FIRE STARTS WITH RAPID FIRE SPREAD. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ WYZ277-110930- /O.CON.KRIW.FW.W.0016.000000T0000Z-120712T0600Z/ LINCOLN AND UINTA COUNTIES/LOWER ELEVATIONS- 314 PM MDT TUE JUL 10 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT WEDNESDAY NIGHT FOR THUNDERSTORMS FOR FIRE WEATHER ZONE 277... * AFFECTED AREA...FIRE WEATHER ZONE 277. * TEMPERATURES...HIGHS AROUND 80. * RELATIVE HUMIDITY...13 TO 20 PERCENT. * LIGHTNING...SCATTERED THUNDERSTORMS ARE EXPECTED TO DEVELOP THIS AFTERNOON CONTINUING THROUGH THE EVENING. THUNDERSTORMS WILL REDEVELOP WEDNESDAY AFTERNOON AND EVENING. THUNDERSTORMS BELOW 8500 FEET WILL HAVE THE BEST THREAT OF DRY LIGHTNING WITH LALS OF 6. THUNDERSTORMS ABOVE 8500 FEET WILL LIKELY PRODUCE RAINFALL OF TWO TENTHS OF AN INCH TO ONE HALF OF AN INCH. * OUTFLOW WINDS...OF 45 MPH ARE POSSIBLE. * IMPACTS...INCREASED LIGHTNING ACTIVITY ON CRITICALLY DRY FUELS COMBINED WITH NEAR CRITICAL RELATIVE HUMIDITY AND STRONG OUTFLOW WINDS MAY PRODUCE NEW FIRE STARTS WITH RAPID FIRE SPREAD. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ WYZ279-110930- /O.CON.KRIW.FW.W.0016.000000T0000Z-120712T0600Z/ SWEETWATER COUNTY/ROCK SPRINGS BLM/FLAMING GORGE NRA- 314 PM MDT TUE JUL 10 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT WEDNESDAY NIGHT FOR THUNDERSTORMS FOR FIRE WEATHER ZONE 279... * AFFECTED AREA...FIRE WEATHER ZONE 279. * TEMPERATURES...HIGHS AROUND 80. LOWS IN THE LOWER 50S. * RELATIVE HUMIDITY...13 TO 20 PERCENT. * LIGHTNING...SCATTERED THUNDERSTORMS ARE EXPECTED TO DEVELOP THIS AFTERNOON CONTINUING THROUGH THE EVENING. THUNDERSTORMS WILL REDEVELOP WEDNESDAY AFTERNOON AND EVENING. THUNDERSTORMS BELOW 8500 FEET WILL HAVE THE BEST THREAT OF DRY LIGHTNING WITH LALS OF 6. * OUTFLOW WINDS...OF 45 MPH ARE POSSIBLE. * IMPACTS...INCREASED LIGHTNING ACTIVITY ON CRITICALLY DRY FUELS COMBINED WITH NEAR CRITICAL RELATIVE HUMIDITY AND STRONG OUTFLOW WINDS MAY PRODUCE NEW FIRE STARTS WITH RAPID FIRE SPREAD. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ WYZ289-110930- /O.CON.KRIW.FW.W.0016.000000T0000Z-120712T0600Z/ GRANITE/GREEN/FERRIS/RATTLESNAKE MOUNTAINS- 314 PM MDT TUE JUL 10 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT WEDNESDAY NIGHT FOR THUNDERSTORMS FOR FIRE WEATHER ZONE 289... * AFFECTED AREA...FIRE WEATHER ZONE 289. * RELATIVE HUMIDITY...AS LOW AS 10 TO 15 PERCENT. * TEMPERATURES...HIGHS IN THE MID 90S. * LIGHTNING...SCATTERED THUNDERSTORMS ARE EXPECTED TO DEVELOP THIS AFTERNOON CONTINUING THROUGH THE EVENING. THUNDERSTORMS WILL REDEVELOP WEDNESDAY AFTERNOON AND EVENING. THUNDERSTORMS BELOW 8500 FEET WILL HAVE THE BEST THREAT OF DRY LIGHTNING WITH LALS OF 6. THUNDERSTORMS ABOVE 8500 FEET WILL LIKELY PRODUCE RAINFALL OF TWO TENTHS OF AN INCH TO ONE HALF OF AN INCH. * OUTFLOW WINDS...OF 45 MPH ARE POSSIBLE. * IMPACTS...INCREASED LIGHTNING ACTIVITY ON CRITICALLY DRY FUELS COMBINED WITH LOW RELATIVE HUMIDITY AND STRONG OUTFLOW WINDS MAY PRODUCE NEW FIRE STARTS WITH RAPID FIRE SPREAD.. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ WYZ280-300-110930- /O.CON.KRIW.FW.W.0016.000000T0000Z-120712T0600Z/ NATRONA COUNTY/CASPER BLM-CASPER MOUNTAIN- 314 PM MDT TUE JUL 10 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT WEDNESDAY NIGHT FOR THUNDERSTORMS FOR FIRE WEATHER ZONES 280 AND 300... * AFFECTED AREA...FIRE WEATHER ZONES 280 AND 300. * RELATIVE HUMIDITY...AS LOW AS 12 TO 18 PERCENT. * TEMPERATURES...HIGHS IN THE MID 90S. * LIGHTNING...SCATTERED THUNDERSTORMS ARE EXPECTED TO DEVELOP THIS AFTERNOON CONTINUING THROUGH THE EVENING. THUNDERSTORMS WILL REDEVELOP WEDNESDAY AFTERNOON AND EVENING. THUNDERSTORMS BELOW 8500 FEET WILL HAVE THE BEST THREAT OF DRY LIGHTNING WITH LALS OF 6. THUNDERSTORMS ABOVE 8500 FEET WILL LIKELY PRODUCE RAINFALL OF TWO TENTHS OF AN INCH TO ONE HALF OF AN INCH. * OUTFLOW WINDS...OF 45 MPH ARE POSSIBLE. * IMPACTS...INCREASED LIGHTNING ACTIVITY ON CRITICALLY DRY FUELS COMBINED WITH LOW RELATIVE HUMIDITY AND STRONG OUTFLOW WINDS MAY PRODUCE NEW FIRE STARTS WITH RAPID FIRE SPREAD. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ WYZ278-110930- /O.CON.KRIW.FW.W.0016.000000T0000Z-120712T0600Z/ UPPER GREEN RIVER BASIN/ROCK SPRINGS BLM- 314 PM MDT TUE JUL 10 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT WEDNESDAY NIGHT FOR THUNDERSTORMS FOR FIRE WEATHER ZONE 278... * AFFECTED AREA...FIRE WEATHER ZONE 278. * RELATIVE HUMIDITY...AS LOW AS 10 PERCENT. * TEMPERATURES...HIGHS IN THE MID 90S. * LIGHTNING...SCATTERED THUNDERSTORMS ARE EXPECTED TO DEVELOP THIS AFTERNOON CONTINUING THROUGH THE EVENING. THUNDERSTORMS WILL REDEVELOP WEDNESDAY AFTERNOON AND EVENING. THUNDERSTORMS BELOW 8500 FEET WILL HAVE THE BEST THREAT OF DRY LIGHTNING WITH LALS OF 6. THUNDERSTORMS ABOVE 8500 FEET WILL LIKELY PRODUCE RAINFALL OF TWO TENTHS OF AN INCH TO ONE HALF OF AN INCH. * OUTFLOW WINDS...OF 45 MPH ARE POSSIBLE. * IMPACTS...INCREASED LIGHTNING ACTIVITY ON CRITICALLY DRY FUELS COMBINED WITH LOW RELATIVE HUMIDITY AND STRONG OUTFLOW WINDS MAY PRODUCE NEW FIRE STARTS WITH RAPID FIRE SPREAD. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ WYZ286-288-110930- /O.CON.KRIW.FW.W.0016.000000T0000Z-120712T0600Z/ ABSAROKA MOUNTAINS/NORTH SHOSHONE NF- EAST WIND RIVER MOUNTAINS/SOUTH SHOSHONE NF- 314 PM MDT TUE JUL 10 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT WEDNESDAY NIGHT FOR THUNDERSTORMS FOR FIRE WEATHER ZONE 286... * AFFECTED AREA...FIRE WEATHER ZONES 286 AND 288. * TEMPERATURES...HIGHS AROUND 80. LOWS IN THE LOWER 50S. * LIGHTNING...SCATTERED THUNDERSTORMS ARE EXPECTED TO DEVELOP THIS AFTERNOON CONTINUING THROUGH THE EVENING. THUNDERSTORMS WILL REDEVELOP WEDNESDAY AFTERNOON AND EVENING. THUNDERSTORMS BELOW 8500 FEET WILL HAVE THE BEST THREAT OF DRY LIGHTNING WITH LALS OF 6. THUNDERSTORMS ABOVE 8500 FEET WILL LIKELY PRODUCE RAINFALL OF TWO TENTHS OF AN INCH TO ONE HALF OF AN INCH. * OUTFLOW WINDS...OF 45 MPH ARE POSSIBLE. * RELATIVE HUMIDITY...13 TO 20 PERCENT. * IMPACTS...INCREASED LIGHTNING ACTIVITY ON CRITICALLY DRY FUELS COMBINED WITH NEAR CRITICAL RELATIVE HUMIDITY AND STRONG OUTFLOW WINDS MAY PRODUCE NEW FIRE STARTS WITH RAPID FIRE SPREAD. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ WYZ275-276-282-110930- /O.CON.KRIW.FW.W.0016.000000T0000Z-120712T0600Z/ NORTH BIG HORN BASIN/WORLAND BLM-CODY FOOTHILLS- SOUTH BIG HORN BASIN/WORLAND BLM- 314 PM MDT TUE JUL 10 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT WEDNESDAY NIGHT FOR THUNDERSTORMS FOR FIRE WEATHER ZONES 275... 276 AND 282... * AFFECTED AREA...FIRE WEATHER ZONES 275...276 AND 282. * RELATIVE HUMIDITY...AS LOW AS 12 TO 18 PERCENT. * TEMPERATURES...HIGHS IN THE MID 90S. * LIGHTNING...SCATTERED THUNDERSTORMS ARE EXPECTED TO DEVELOP THIS AFTERNOON CONTINUING THROUGH THE EVENING. THUNDERSTORMS WILL REDEVELOP WEDNESDAY AFTERNOON AND EVENING. THUNDERSTORMS WILL HAVE A THREAT OF DRY LIGHTNING WITH LALS OF 6. * OUTFLOW WINDS...OF 45 MPH ARE POSSIBLE. * IMPACTS...INCREASED LIGHTNING ACTIVITY ON CRITICALLY DRY FUELS COMBINED WITH LOW RELATIVE HUMIDITY AND STRONG OUTFLOW WINDS MAY PRODUCE NEW FIRE STARTS WITH RAPID FIRE SPREAD. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ WYZ285-287-110930- /O.CON.KRIW.FW.W.0016.000000T0000Z-120712T0600Z/ SOUTH BIGHORN MOUNTAINS-OWL CREEK MOUNTAINS- 314 PM MDT TUE JUL 10 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT WEDNESDAY NIGHT FOR THUNDERSTORMS FOR FIRE WEATHER ZONES 285 AND 287... * AFFECTED AREA...FIRE WEATHER ZONES 285 AND 287. * TEMPERATURES...HIGHS AROUND 80. * RELATIVE HUMIDITY...13 TO 18 PERCENT. * LIGHTNING...SCATTERED THUNDERSTORMS ARE EXPECTED TO DEVELOP THIS AFTERNOON CONTINUING THROUGH THE EVENING. THUNDERSTORMS WILL REDEVELOP WEDNESDAY AFTERNOON AND EVENING. THUNDERSTORMS BELOW 8500 FEET WILL HAVE THE BEST THREAT OF DRY LIGHTNING WITH LALS OF 6. THUNDERSTORMS ABOVE 8500 FEET WILL LIKELY PRODUCE RAINFALL OF TWO TENTHS OF AN INCH TO ONE HALF OF AN INCH. * OUTFLOW WINDS...OF 45 MPH ARE POSSIBLE. * IMPACTS...INCREASED LIGHTNING ACTIVITY ON CRITICALLY DRY FUELS COMBINED WITH NEAR CRITICAL RELATIVE HUMIDITY AND STRONG OUTFLOW WINDS MAY PRODUCE NEW FIRE STARTS WITH RAPID FIRE SPREAD. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ WYZ281-110930- /O.CON.KRIW.FW.W.0016.000000T0000Z-120712T0600Z/ JOHNSON COUNTY/CASPER BLM- 314 PM MDT TUE JUL 10 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT WEDNESDAY NIGHT FOR THUNDERSTORMS FOR FIRE WEATHER ZONE 281... * AFFECTED AREA...FIRE WEATHER ZONE 281. * RELATIVE HUMIDITY...AS LOW AS 12 TO 18 PERCENT. * TEMPERATURES...HIGHS IN THE MID 90S. * LIGHTNING...SCATTERED THUNDERSTORMS ARE EXPECTED TO DEVELOP THIS AFTERNOON CONTINUING THROUGH THE EVENING. THUNDERSTORMS WILL REDEVELOP WEDNESDAY AFTERNOON AND EVENING. THUNDERSTORMS WILL HAVE A THREAT OF DRY LIGHTNING WITH LALS OF 6. * OUTFLOW WINDS...OF 45 MPH ARE POSSIBLE. * IMPACTS...INCREASED LIGHTNING ACTIVITY ON CRITICALLY DRY FUELS COMBINED WITH LOW RELATIVE HUMIDITY AND STRONG OUTFLOW WINDS MAY PRODUCE NEW FIRE STARTS WITH RAPID FIRE SPREAD. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ WYZ283-110930- /O.CON.KRIW.FW.W.0016.000000T0000Z-120712T0600Z/ UPPER WIND RIVER BASIN/WIND RIVER BASIN- 314 PM MDT TUE JUL 10 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT WEDNESDAY NIGHT FOR THUNDERSTORMS FOR FIRE WEATHER ZONE 283... * AFFECTED AREA...FIRE WEATHER ZONE 283. * RELATIVE HUMIDITY...AS LOW AS 10 PERCENT. * TEMPERATURES...HIGHS IN THE MID 90S. * LIGHTNING...SCATTERED THUNDERSTORMS ARE EXPECTED TO DEVELOP THIS AFTERNOON CONTINUING THROUGH THE EVENING. THUNDERSTORMS WILL REDEVELOP WEDNESDAY AFTERNOON AND EVENING. THUNDERSTORMS BELOW 8500 FEET WILL HAVE THE BEST THREAT OF DRY LIGHTNING WITH LALS OF 6. * OUTFLOW WINDS...OF 45 MPH ARE POSSIBLE. * IMPACTS...INCREASED LIGHTNING ACTIVITY ON CRITICALLY DRY FUELS COMBINED WITH LOW RELATIVE HUMIDITY AND STRONG OUTFLOW WINDS MAY PRODUCE NEW FIRE STARTS WITH RAPID FIRE SPREAD. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ HTTP://WEATHER.GOV/RIVERTON
665 WWUS85 KRIW 110344 RFWRIW URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE RIVERTON WY 944 PM MDT TUE JUL 10 2012 ...ANOTHER ROUND OF SCATTERED MAINLY DRY THUNDERSTORMS EXPECTED ACROSS WEST AND CENTRAL WYOMING WEDNESDAY AFTERNOON AND EVENING... .UPPER LEVEL HIGH PRESSURE WILL REMAIN OVER THE GREAT BASIN ON WEDNESDAY. A WEAK UPPER LEVEL DISTURBANCE WILL ROTATE ACROSS THE NORTHERN ROCKIES DURING MAXIMUM DAYTIME HEATING. THUNDERSTORMS WILL INITIATE OVER THE HIGH TERRAIN WEDNESDAY AFTERNOON AND MOVE INTO THE CENTRAL BASINS THROUGH THE AFTERNOON AND EVENING. OVERALL TIMING...ALONG WITH TEMPERATURE AND WIND PROFILES WILL BE SIMILAR TO TUESDAY. THE MAIN HAZARDS WITH THESE STORMS WILL BE OCCASIONAL TO FREQUENT CLOUD-TO-GROUND LIGHTNING AND ERRATIC OUTFLOW WIND GUSTS OF 45 TO 55 MPH WITH ISOLATED STRONGER GUSTS OVER 60 MPH. MOST STORMS WILL PRODUCE ONLY TRACE TO A FEW HUNDREDTHS OF RAINFALL BELOW 8500 FEET. WYZ140-111145- /O.CON.KRIW.FW.W.0016.000000T0000Z-120712T0600Z/ YELLOWSTONE NATIONAL PARK- 944 PM MDT TUE JUL 10 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT WEDNESDAY NIGHT FOR THUNDERSTORMS FOR FIRE WEATHER ZONE 140... * AFFECTED AREA...FIRE WEATHER ZONE 140. * TEMPERATURES...LOWS IN THE MID 40S. HIGHS IN THE MID 70S. * RELATIVE HUMIDITY...AS LOW AS 18 PERCENT. * LIGHTNING...THUNDERSTORMS WILL REDEVELOP WEDNESDAY AFTERNOON AND EVENING. THUNDERSTORMS BELOW 8500 FEET WILL HAVE THE BEST THREAT OF DRY LIGHTNING WITH LALS OF 6. THUNDERSTORMS ABOVE 8500 FEET WILL BE MORE LIKELY TO PRODUCE WETTING RAINS. * OUTFLOW WINDS...OF 45 MPH ARE POSSIBLE. * IMPACTS...INCREASED LIGHTNING ACTIVITY ON CRITICALLY DRY FUELS COMBINED WITH NEAR CRITICAL RELATIVE HUMIDITY AND STRONG OUTFLOW WINDS MAY PRODUCE NEW FIRE STARTS WITH RAPID FIRE SPREAD.. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ WYZ414>416-111145- /O.CON.KRIW.FW.W.0016.000000T0000Z-120712T0600Z/ SALT AND WYOMING RANGES/WEST ZONE BRIDGER TETON NF- NORTH ZONE BRIDGER TETON NF AND GRAND TETON NP- WEST WIND RIVER MOUNTAINS/EAST ZONE BRIDGER TETON NF- 944 PM MDT TUE JUL 10 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT WEDNESDAY NIGHT FOR THUNDERSTORMS FOR FIRE WEATHER ZONES 414 AND 416... * AFFECTED AREA...FIRE WEATHER ZONES 414...415 AND 416. * RELATIVE HUMIDITY...AS LOW AS 15 PERCENT. * TEMPERATURES...LOWS IN THE UPPER 40S. HIGHS IN THE UPPER 70S. * LIGHTNING...THUNDERSTORMS WILL REDEVELOP WEDNESDAY AFTERNOON AND EVENING. THUNDERSTORMS BELOW 8500 FEET WILL HAVE THE BEST THREAT OF DRY LIGHTNING WITH LALS OF 6. THUNDERSTORMS ABOVE 8500 FEET WILL BE MORE LIKELY TO PRODUCE WETTING RAINS. * OUTFLOW WINDS...OF 45 MPH ARE POSSIBLE. * IMPACTS...INCREASED LIGHTNING ACTIVITY ON CRITICALLY DRY FUELS COMBINED WITH LOW RELATIVE HUMIDITY AND STRONG OUTFLOW WINDS MAY PRODUCE NEW FIRE STARTS WITH RAPID FIRE SPREAD. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ WYZ277-111145- /O.CON.KRIW.FW.W.0016.000000T0000Z-120712T0600Z/ LINCOLN AND UINTA COUNTIES/LOWER ELEVATIONS- 944 PM MDT TUE JUL 10 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT WEDNESDAY NIGHT FOR THUNDERSTORMS FOR FIRE WEATHER ZONE 277... * AFFECTED AREA...FIRE WEATHER ZONE 277. * TEMPERATURES...LOWS IN THE LOWER 50S. HIGHS IN THE UPPER 80S. * RELATIVE HUMIDITY...AS LOW AS 10 PERCENT. * LIGHTNING...SCATTERED THUNDERSTORMS WILL REDEVELOP WEDNESDAY AFTERNOON AND EVENING. THUNDERSTORMS WILL BE MAINLY DRY...PRODUCING OCCASIONAL TO FREQUENT LIGHTNING OR LALS OF 6 ...AND A TRACE TO A FEW HUNDREDTHS OF RAINFALL. * OUTFLOW WINDS...OF 45 MPH ARE POSSIBLE. * IMPACTS...INCREASED LIGHTNING ACTIVITY ON CRITICALLY DRY FUELS COMBINED WITH NEAR CRITICAL RELATIVE HUMIDITY AND STRONG OUTFLOW WINDS MAY PRODUCE NEW FIRE STARTS WITH RAPID FIRE SPREAD. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ WYZ279-111145- /O.CON.KRIW.FW.W.0016.000000T0000Z-120712T0600Z/ SWEETWATER COUNTY/ROCK SPRINGS BLM/FLAMING GORGE NRA- 944 PM MDT TUE JUL 10 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT WEDNESDAY NIGHT FOR THUNDERSTORMS FOR FIRE WEATHER ZONE 279... * AFFECTED AREA...FIRE WEATHER ZONE 279. * TEMPERATURES...LOWS AROUND 60. HIGHS AROUND 90. * RELATIVE HUMIDITY...AS LOW AS 11 PERCENT. * LIGHTNING...SCATTERED THUNDERSTORMS WILL REDEVELOP WEDNESDAY AFTERNOON AND EVENING. THUNDERSTORMS WILL BE MAINLY DRY...PRODUCING OCCASIONAL TO FREQUENT LIGHTNING OR LALS OF 6 ...AND A TRACE TO A FEW HUNDREDTHS OF RAINFALL. * OUTFLOW WINDS...OF 45 MPH ARE POSSIBLE. * IMPACTS...INCREASED LIGHTNING ACTIVITY ON CRITICALLY DRY FUELS COMBINED WITH NEAR CRITICAL RELATIVE HUMIDITY AND STRONG OUTFLOW WINDS MAY PRODUCE NEW FIRE STARTS WITH RAPID FIRE SPREAD. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ WYZ289-111145- /O.CON.KRIW.FW.W.0016.000000T0000Z-120712T0600Z/ GRANITE/GREEN/FERRIS/RATTLESNAKE MOUNTAINS- 944 PM MDT TUE JUL 10 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT WEDNESDAY NIGHT FOR THUNDERSTORMS FOR FIRE WEATHER ZONE 289... * AFFECTED AREA...FIRE WEATHER ZONE 289. * RELATIVE HUMIDITY...AS LOW AS 11 PERCENT. * TEMPERATURES...LOWS AROUND 60. HIGHS AROUND 90. * LIGHTNING...SCATTERED THUNDERSTORMS WILL REDEVELOP WEDNESDAY AFTERNOON AND EVENING. THUNDERSTORMS WILL BE MAINLY DRY...PRODUCING OCCASIONAL TO FREQUENT LIGHTNING OR LALS OF 6 ...AND A TRACE TO A FEW HUNDREDTHS OF RAINFALL. * OUTFLOW WINDS...OF 45 MPH ARE POSSIBLE. * IMPACTS...INCREASED LIGHTNING ACTIVITY ON CRITICALLY DRY FUELS COMBINED WITH LOW RELATIVE HUMIDITY AND STRONG OUTFLOW WINDS MAY PRODUCE NEW FIRE STARTS WITH RAPID FIRE SPREAD.. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ WYZ280-300-111145- /O.CON.KRIW.FW.W.0016.000000T0000Z-120712T0600Z/ NATRONA COUNTY/CASPER BLM-CASPER MOUNTAIN- 944 PM MDT TUE JUL 10 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT WEDNESDAY NIGHT FOR THUNDERSTORMS FOR FIRE WEATHER ZONES 280 AND 300... * AFFECTED AREA...FIRE WEATHER ZONES 280 AND 300. * RELATIVE HUMIDITY...AS LOW AS 13 PERCENT. * TEMPERATURES...LOWS IN THE LOWER 60S. HIGHS IN THE LOWER 90S. * LIGHTNING...SCATTERED THUNDERSTORMS WILL REDEVELOP WEDNESDAY AFTERNOON AND EVENING. THUNDERSTORMS WILL BE MAINLY DRY...PRODUCING OCCASIONAL TO FREQUENT LIGHTNING OR LALS OF 6 ...AND A TRACE TO A FEW HUNDREDTHS OF RAINFALL. * OUTFLOW WINDS...OF 45 TO 55 MPH ARE POSSIBLE. * IMPACTS...INCREASED LIGHTNING ACTIVITY ON CRITICALLY DRY FUELS COMBINED WITH LOW RELATIVE HUMIDITY AND STRONG OUTFLOW WINDS MAY PRODUCE NEW FIRE STARTS WITH RAPID FIRE SPREAD. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ WYZ278-111145- /O.CON.KRIW.FW.W.0016.000000T0000Z-120712T0600Z/ UPPER GREEN RIVER BASIN/ROCK SPRINGS BLM- 944 PM MDT TUE JUL 10 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT WEDNESDAY NIGHT FOR THUNDERSTORMS FOR FIRE WEATHER ZONE 278... * AFFECTED AREA...FIRE WEATHER ZONE 278. * RELATIVE HUMIDITY...AS LOW AS 10 PERCENT. * TEMPERATURES...LOWS IN THE LOWER 50S. HIGHS IN THE MID 80S. * LIGHTNING...SCATTERED THUNDERSTORMS WILL REDEVELOP WEDNESDAY AFTERNOON AND EVENING. THUNDERSTORMS WILL BE MAINLY DRY...PRODUCING OCCASIONAL TO FREQUENT LIGHTNING OR LALS OF 6 ...AND A TRACE TO A FEW HUNDREDTHS OF RAINFALL. * OUTFLOW WINDS...OF 50 MPH ARE POSSIBLE. * IMPACTS...INCREASED LIGHTNING ACTIVITY ON CRITICALLY DRY FUELS COMBINED WITH LOW RELATIVE HUMIDITY AND STRONG OUTFLOW WINDS MAY PRODUCE NEW FIRE STARTS WITH RAPID FIRE SPREAD. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ WYZ286-288-111145- /O.CON.KRIW.FW.W.0016.000000T0000Z-120712T0600Z/ ABSAROKA MOUNTAINS/NORTH SHOSHONE NF- EAST WIND RIVER MOUNTAINS/SOUTH SHOSHONE NF- 944 PM MDT TUE JUL 10 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT WEDNESDAY NIGHT FOR THUNDERSTORMS FOR FIRE WEATHER ZONE 286... * AFFECTED AREA...FIRE WEATHER ZONES 286 AND 288. * TEMPERATURES...LOWS IN THE LOWER 50S. HIGHS IN THE MID 70S. * LIGHTNING...SCATTERED THUNDERSTORMS WILL REDEVELOP WEDNESDAY AFTERNOON AND EVENING. THUNDERSTORMS BELOW 8500 FEET WILL HAVE THE BEST THREAT OF DRY LIGHTNING WITH LALS OF 6. THUNDERSTORMS ABOVE 8500 FEET WILL BE MORE LIKELY TO PRODUCE WETTING RAINS. * OUTFLOW WINDS...OF 45 MPH ARE POSSIBLE. * RELATIVE HUMIDITY...AS LOW AS 17 PERCENT. * IMPACTS...INCREASED LIGHTNING ACTIVITY ON CRITICALLY DRY FUELS COMBINED WITH NEAR CRITICAL RELATIVE HUMIDITY AND STRONG OUTFLOW WINDS MAY PRODUCE NEW FIRE STARTS WITH RAPID FIRE SPREAD. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ WYZ275-276-282-111145- /O.CON.KRIW.FW.W.0016.000000T0000Z-120712T0600Z/ NORTH BIG HORN BASIN/WORLAND BLM-CODY FOOTHILLS- SOUTH BIG HORN BASIN/WORLAND BLM- 944 PM MDT TUE JUL 10 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT WEDNESDAY NIGHT FOR THUNDERSTORMS FOR FIRE WEATHER ZONES 275... 276 AND 282... * AFFECTED AREA...FIRE WEATHER ZONES 275...276 AND 282. * RELATIVE HUMIDITY...AS LOW AS 13 PERCENT. * TEMPERATURES...LOWS IN THE LOWER 60S. HIGHS IN THE LOWER 90S. * LIGHTNING...SCATTERED THUNDERSTORMS WILL REDEVELOP WEDNESDAY AFTERNOON AND EVENING. THUNDERSTORMS WILL BE MAINLY DRY...PRODUCING OCCASIONAL TO FREQUENT LIGHTNING OR LALS OF 6 ...AND A TRACE TO A FEW HUNDREDTHS OF RAINFALL. * OUTFLOW WINDS...OF 45 TO 55 MPH ARE POSSIBLE WITH ISOLATED STRONGER GUSTS. * IMPACTS...INCREASED LIGHTNING ACTIVITY ON CRITICALLY DRY FUELS COMBINED WITH LOW RELATIVE HUMIDITY AND STRONG OUTFLOW WINDS MAY PRODUCE NEW FIRE STARTS WITH RAPID FIRE SPREAD. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ WYZ285-287-111145- /O.CON.KRIW.FW.W.0016.000000T0000Z-120712T0600Z/ SOUTH BIGHORN MOUNTAINS-OWL CREEK MOUNTAINS- 944 PM MDT TUE JUL 10 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT WEDNESDAY NIGHT FOR THUNDERSTORMS FOR FIRE WEATHER ZONES 285 AND 287... * AFFECTED AREA...FIRE WEATHER ZONES 285 AND 287. * TEMPERATURES...LOWS IN THE LOWER 60S. HIGHS IN THE MID 80S. * RELATIVE HUMIDITY...AS LOW AS 13 PERCENT. * LIGHTNING...SCATTERED THUNDERSTORMS WILL REDEVELOP WEDNESDAY AFTERNOON AND EVENING. THUNDERSTORMS BELOW 8500 FEET WILL HAVE THE BEST THREAT OF DRY LIGHTNING WITH LALS OF 6. THUNDERSTORMS ABOVE 8500 FEET WILL BE MORE LIKELY TO PRODUCE WETTING RAINS. * OUTFLOW WINDS...OF 45 MPH ARE POSSIBLE. * IMPACTS...INCREASED LIGHTNING ACTIVITY ON CRITICALLY DRY FUELS COMBINED WITH NEAR CRITICAL RELATIVE HUMIDITY AND STRONG OUTFLOW WINDS MAY PRODUCE NEW FIRE STARTS WITH RAPID FIRE SPREAD. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ WYZ281-111145- /O.CON.KRIW.FW.W.0016.000000T0000Z-120712T0600Z/ JOHNSON COUNTY/CASPER BLM- 944 PM MDT TUE JUL 10 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT WEDNESDAY NIGHT FOR THUNDERSTORMS FOR FIRE WEATHER ZONE 281... * AFFECTED AREA...FIRE WEATHER ZONE 281. * RELATIVE HUMIDITY...AS LOW AS 13 PERCENT. * TEMPERATURES...LOWS IN THE MID 60S. HIGHS IN THE MID 90S. * LIGHTNING...SCATTERED THUNDERSTORMS WILL REDEVELOP WEDNESDAY AFTERNOON AND EVENING. THUNDERSTORMS WILL BE MAINLY DRY...PRODUCING OCCASIONAL TO FREQUENT LIGHTNING OR LALS OF 6 ...AND A TRACE TO A FEW HUNDREDTHS OF RAINFALL. * OUTFLOW WINDS...OF 45 TO 55 MPH ARE POSSIBLE. * IMPACTS...INCREASED LIGHTNING ACTIVITY ON CRITICALLY DRY FUELS COMBINED WITH LOW RELATIVE HUMIDITY AND STRONG OUTFLOW WINDS MAY PRODUCE NEW FIRE STARTS WITH RAPID FIRE SPREAD. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ WYZ283-111145- /O.CON.KRIW.FW.W.0016.000000T0000Z-120712T0600Z/ UPPER WIND RIVER BASIN/WIND RIVER BASIN- 944 PM MDT TUE JUL 10 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT WEDNESDAY NIGHT FOR THUNDERSTORMS FOR FIRE WEATHER ZONE 283... * AFFECTED AREA...FIRE WEATHER ZONE 283. * RELATIVE HUMIDITY...AS LOW AS 11 PERCENT. * TEMPERATURES...LOWS IN THE LOWER 60S. HIGHS IN THE LOWER 90S. * LIGHTNING...SCATTERED THUNDERSTORMS WILL REDEVELOP WEDNESDAY AFTERNOON AND EVENING. THUNDERSTORMS WILL BE MAINLY DRY...PRODUCING OCCASIONAL TO FREQUENT LIGHTNING OR LALS OF 6 ...AND A TRACE TO A FEW HUNDREDTHS OF RAINFALL. * OUTFLOW WINDS...OF 45 TO 55 MPH ARE POSSIBLE WITH ISOLATED STRONGER GUSTS. * IMPACTS...INCREASED LIGHTNING ACTIVITY ON CRITICALLY DRY FUELS COMBINED WITH LOW RELATIVE HUMIDITY AND STRONG OUTFLOW WINDS MAY PRODUCE NEW FIRE STARTS WITH RAPID FIRE SPREAD. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ HTTP://WEATHER.GOV/RIVERTON
849 WWUS85 KRIW 110750 RFWRIW URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE RIVERTON WY 150 AM MDT WED JUL 11 2012 ...ANOTHER ROUND OF SCATTERED MAINLY DRY THUNDERSTORMS EXPECTED ACROSS WEST AND CENTRAL WYOMING THIS AFTERNOON AND EVENING... .UPPER LEVEL HIGH PRESSURE WILL REMAIN OVER THE GREAT BASIN TODAY. A WEAK UPPER LEVEL DISTURBANCE WILL ROTATE ACROSS THE NORTHERN ROCKIES DURING MAXIMUM DAYTIME HEATING. THUNDERSTORMS WILL INITIATE OVER THE HIGH TERRAIN EARLY THIS AFTERNOON AND MOVE INTO THE CENTRAL BASINS THROUGH THE AFTERNOON AND EVENING HOURS. OVERALL TIMING...ALONG WITH TEMPERATURE AND WIND PROFILES WILL BE SIMILAR TO TUESDAY. THE MAIN HAZARDS WITH THESE STORMS WILL BE OCCASIONAL TO FREQUENT CLOUD-TO-GROUND LIGHTNING AND ERRATIC OUTFLOW WIND GUSTS OF 45 TO 55 MPH WITH ISOLATED STRONGER GUSTS OVER 60 MPH. MOST STORMS WILL PRODUCE ONLY TRACE TO A FEW HUNDREDTHS OF RAINFALL BELOW 8500 FEET WITH A BETTER CHANCE OF MIXED WET AND DRY THUNDERSTORMS ABOVE 8500 FEET. WYZ140-112200- /O.CON.KRIW.FW.W.0016.000000T0000Z-120712T0600Z/ YELLOWSTONE NATIONAL PARK- 150 AM MDT WED JUL 11 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT TONIGHT FOR DRY THUNDERSTORMS FOR FIRE WEATHER ZONE 140... * AFFECTED AREA...FIRE WEATHER ZONE 140. * TEMPERATURES...HIGHS IN THE MID TO UPPER 70S. * RELATIVE HUMIDITY...AS LOW AS 20 PERCENT. * LIGHTNING...THUNDERSTORMS WILL REDEVELOP THIS AFTERNOON AND EVENING. THUNDERSTORMS BELOW 8500 FEET WILL HAVE THE GREATEST THREAT OF DRY LIGHTNING WITH LALS OF 6. THUNDERSTORMS ABOVE 8500 FEET WILL BE MORE LIKELY TO PRODUCE WETTING RAINS. * OUTFLOW WINDS...OF 45 MPH. * IMPACTS...INCREASED LIGHTNING ACTIVITY ON CRITICALLY DRY FUELS COMBINED WITH NEAR CRITICAL RELATIVE HUMIDITY AND STRONG OUTFLOW WINDS MAY PRODUCE NEW FIRE STARTS WITH RAPID FIRE SPREAD.. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ WYZ414>416-112200- /O.CON.KRIW.FW.W.0016.000000T0000Z-120712T0600Z/ SALT AND WYOMING RANGES/WEST ZONE BRIDGER TETON NF- NORTH ZONE BRIDGER TETON NF AND GRAND TETON NP- WEST WIND RIVER MOUNTAINS/EAST ZONE BRIDGER TETON NF- 150 AM MDT WED JUL 11 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT TONIGHT FOR DRY THUNDERSTORMS FOR FIRE WEATHER ZONES 414...415 AND 416... * AFFECTED AREA...FIRE WEATHER ZONES 414...415 AND 416. * RELATIVE HUMIDITY...AS LOW AS 18 PERCENT. * TEMPERATURES...HIGHS IN THE LOW 80S. * LIGHTNING...THUNDERSTORMS WILL REDEVELOP THIS AFTERNOON AND EVENING. THUNDERSTORMS BELOW 8500 FEET WILL HAVE THE GREATEST THREAT OF DRY LIGHTNING WITH LALS OF 6. THUNDERSTORMS ABOVE 8500 FEET WILL BE MORE LIKELY TO PRODUCE WETTING RAINS. * OUTFLOW WINDS...OF 45 MPH. * IMPACTS...INCREASED LIGHTNING ACTIVITY ON CRITICALLY DRY FUELS COMBINED WITH LOW RELATIVE HUMIDITY AND STRONG OUTFLOW WINDS MAY PRODUCE NEW FIRE STARTS WITH RAPID FIRE SPREAD. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ WYZ277-112200- /O.CON.KRIW.FW.W.0016.000000T0000Z-120712T0600Z/ LINCOLN AND UINTA COUNTIES/LOWER ELEVATIONS- 150 AM MDT WED JUL 11 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT TONIGHT FOR DRY THUNDERSTORMS AND LOW HUMIDITY FOR FIRE WEATHER ZONE 277... * AFFECTED AREA...FIRE WEATHER ZONE 277. * TEMPERATURES...HIGHS IN THE UPPER 80S TO LOW 90S. * RELATIVE HUMIDITY...AS LOW AS 12 PERCENT. * LIGHTNING...SCATTERED THUNDERSTORMS WILL REDEVELOP THIS AFTERNOON AND EVENING. THUNDERSTORMS WILL BE MAINLY DRY... PRODUCING OCCASIONAL TO FREQUENT LIGHTNING OR LALS OF 6 AND ... A TRACE TO A FEW HUNDREDTHS OF RAINFALL. * OUTFLOW WINDS...OVER 45 MPH. * IMPACTS...INCREASED LIGHTNING ACTIVITY ON CRITICALLY DRY FUELS COMBINED WITH NEAR CRITICAL RELATIVE HUMIDITY AND STRONG OUTFLOW WINDS MAY PRODUCE NEW FIRE STARTS WITH RAPID FIRE SPREAD. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ WYZ279-112200- /O.CON.KRIW.FW.W.0016.000000T0000Z-120712T0600Z/ SWEETWATER COUNTY/ROCK SPRINGS BLM/FLAMING GORGE NRA- 150 AM MDT WED JUL 11 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT TONIGHT FOR DRY THUNDERSTORMS AND LOW HUMIDITY FOR FIRE WEATHER ZONE 279... * AFFECTED AREA...FIRE WEATHER ZONE 279. * TEMPERATURES...HIGHS AROUND 90. * RELATIVE HUMIDITY...AS LOW AS 9 PERCENT. * LIGHTNING...SCATTERED THUNDERSTORMS WILL REDEVELOP THIS AFTERNOON AND EVENING. THUNDERSTORMS WILL BE MAINLY DRY... PRODUCING OCCASIONAL TO FREQUENT LIGHTNING OR LALS OF 6 AND ... A TRACE TO A FEW HUNDREDTHS OF RAINFALL. * OUTFLOW WINDS...OVER 45 MPH. * IMPACTS...INCREASED LIGHTNING ACTIVITY ON CRITICALLY DRY FUELS COMBINED WITH NEAR CRITICAL RELATIVE HUMIDITY AND STRONG OUTFLOW WINDS MAY PRODUCE NEW FIRE STARTS WITH RAPID FIRE SPREAD. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ WYZ289-112200- /O.CON.KRIW.FW.W.0016.000000T0000Z-120712T0600Z/ GRANITE/GREEN/FERRIS/RATTLESNAKE MOUNTAINS- 150 AM MDT WED JUL 11 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT TONIGHT FOR DRY THUNDERSTORMS AND LOW HUMIDITY FOR FIRE WEATHER ZONE 289... * AFFECTED AREA...FIRE WEATHER ZONE 289. * RELATIVE HUMIDITY...AS LOW AS 11 PERCENT. * TEMPERATURES...HIGHS AROUND 90. * LIGHTNING...SCATTERED THUNDERSTORMS WILL REDEVELOP THIS AFTERNOON AND EVENING. THUNDERSTORMS WILL BE MAINLY DRY... PRODUCING OCCASIONAL TO FREQUENT LIGHTNING OR LALS OF 6 AND ... A TRACE TO A FEW HUNDREDTHS OF RAINFALL. * OUTFLOW WINDS...OVER 45 MPH. * IMPACTS...INCREASED LIGHTNING ACTIVITY ON CRITICALLY DRY FUELS COMBINED WITH LOW RELATIVE HUMIDITY AND STRONG OUTFLOW WINDS MAY PRODUCE NEW FIRE STARTS WITH RAPID FIRE SPREAD.. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ WYZ280-300-112200- /O.CON.KRIW.FW.W.0016.000000T0000Z-120712T0600Z/ NATRONA COUNTY/CASPER BLM-CASPER MOUNTAIN- 150 AM MDT WED JUL 11 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT TONIGHT FOR DRY THUNDERSTORMS AND LOW HUMIDITY FOR FIRE WEATHER ZONES 280 AND 300... * AFFECTED AREA...FIRE WEATHER ZONES 280 AND 300. * RELATIVE HUMIDITY...AS LOW AS 13 PERCENT. * TEMPERATURES...HIGHS IN THE MID 90S. * LIGHTNING...SCATTERED THUNDERSTORMS WILL REDEVELOP THIS AFTERNOON AND EVENING. THUNDERSTORMS WILL BE MAINLY DRY... PRODUCING OCCASIONAL TO FREQUENT LIGHTNING OR LALS OF 6 AND ... A TRACE TO A FEW HUNDREDTHS OF RAINFALL. * OUTFLOW WINDS...OVER 50 MPH. * IMPACTS...INCREASED LIGHTNING ACTIVITY ON CRITICALLY DRY FUELS COMBINED WITH LOW RELATIVE HUMIDITY AND STRONG OUTFLOW WINDS MAY PRODUCE NEW FIRE STARTS WITH RAPID FIRE SPREAD. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ WYZ278-112200- /O.CON.KRIW.FW.W.0016.000000T0000Z-120712T0600Z/ UPPER GREEN RIVER BASIN/ROCK SPRINGS BLM- 150 AM MDT WED JUL 11 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT TONIGHT FOR DRY THUNDERSTORMS AND LOW HUMIDITY FOR FIRE WEATHER ZONE 278... * AFFECTED AREA...FIRE WEATHER ZONE 278. * RELATIVE HUMIDITY...AS LOW AS 13 PERCENT. * TEMPERATURES...HIGHS IN THE UPPER 80S. * LIGHTNING...SCATTERED THUNDERSTORMS WILL REDEVELOP THIS AFTERNOON AND EVENING. THUNDERSTORMS WILL BE MAINLY DRY... PRODUCING OCCASIONAL TO FREQUENT LIGHTNING OR LALS OF 6 AND ... A TRACE TO A FEW HUNDREDTHS OF RAINFALL. * OUTFLOW WINDS...OVER 50 MPH. * IMPACTS...INCREASED LIGHTNING ACTIVITY ON CRITICALLY DRY FUELS COMBINED WITH LOW RELATIVE HUMIDITY AND STRONG OUTFLOW WINDS MAY PRODUCE NEW FIRE STARTS WITH RAPID FIRE SPREAD. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ WYZ286-288-112200- /O.CON.KRIW.FW.W.0016.000000T0000Z-120712T0600Z/ ABSAROKA MOUNTAINS/NORTH SHOSHONE NF- EAST WIND RIVER MOUNTAINS/SOUTH SHOSHONE NF- 150 AM MDT WED JUL 11 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT TONIGHT FOR DRY THUNDERSTORMS AND LOW HUMIDITY FOR FIRE WEATHER ZONES 286 AND 288... * AFFECTED AREA...FIRE WEATHER ZONES 286 AND 288. * TEMPERATURES...HIGHS IN THE UPPER 70S TO LOW 80S. * LIGHTNING...SCATTERED THUNDERSTORMS WILL REDEVELOP THIS AFTERNOON AND EVENING. THUNDERSTORMS BELOW 8500 FEET WILL HAVE THE BEST THREAT OF DRY LIGHTNING WITH LALS OF 6. THUNDERSTORMS ABOVE 8500 FEET WILL BE MORE LIKELY TO PRODUCE WETTING RAINS. * OUTFLOW WINDS...OVER 45 MPH. * RELATIVE HUMIDITY...AS LOW AS 14 PERCENT IN THE WIND RIVER RANGE AND AS LOW AS 19 PERCENT IN THE ABSAROKAS. * IMPACTS...INCREASED LIGHTNING ACTIVITY ON CRITICALLY DRY FUELS COMBINED WITH NEAR CRITICAL RELATIVE HUMIDITY AND STRONG OUTFLOW WINDS MAY PRODUCE NEW FIRE STARTS WITH RAPID FIRE SPREAD. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ WYZ275-276-282-112200- /O.CON.KRIW.FW.W.0016.000000T0000Z-120712T0600Z/ NORTH BIG HORN BASIN/WORLAND BLM-CODY FOOTHILLS- SOUTH BIG HORN BASIN/WORLAND BLM- 150 AM MDT WED JUL 11 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT TONIGHT FOR DRY THUNDERSTORMS AND LOW HUMIDITY FOR FIRE WEATHER ZONES 275...276 AND 282... * AFFECTED AREA...FIRE WEATHER ZONES 275...276 AND 282. * RELATIVE HUMIDITY...AS LOW AS 13 PERCENT. * TEMPERATURES...HIGHS IN THE MID TO UPPER 90S. * LIGHTNING...SCATTERED THUNDERSTORMS WILL REDEVELOP THIS AFTERNOON AND EVENING. THUNDERSTORMS WILL BE MAINLY DRY... PRODUCING OCCASIONAL TO FREQUENT LIGHTNING OR LALS OF 6 AND ... A TRACE TO A FEW HUNDREDTHS OF RAINFALL. * OUTFLOW WINDS...OVER 50 MPH. * IMPACTS...INCREASED LIGHTNING ACTIVITY ON CRITICALLY DRY FUELS COMBINED WITH LOW RELATIVE HUMIDITY AND STRONG OUTFLOW WINDS MAY PRODUCE NEW FIRE STARTS WITH RAPID FIRE SPREAD. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ WYZ285-287-112200- /O.CON.KRIW.FW.W.0016.000000T0000Z-120712T0600Z/ SOUTH BIGHORN MOUNTAINS-OWL CREEK MOUNTAINS- 150 AM MDT WED JUL 11 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT TONIGHT FOR DRY THUNDERSTORMS AND LOW HUMIDITY FOR FIRE WEATHER ZONES 285 AND 287... * AFFECTED AREA...FIRE WEATHER ZONES 285 AND 287. * TEMPERATURES...HIGHS IN THE MID TO UPPER 80S. * RELATIVE HUMIDITY...AS LOW AS 13 PERCENT. * LIGHTNING...SCATTERED THUNDERSTORMS WILL REDEVELOP THIS AFTERNOON AND EVENING. THUNDERSTORMS BELOW 8500 FEET WILL HAVE THE GREATEST THREAT OF DRY LIGHTNING WITH LALS OF 6. THUNDERSTORMS ABOVE 8500 FEET WILL BE MORE LIKELY TO PRODUCE WETTING RAINS. * OUTFLOW WINDS...OVER 45 MPH. * IMPACTS...INCREASED LIGHTNING ACTIVITY ON CRITICALLY DRY FUELS COMBINED WITH NEAR CRITICAL RELATIVE HUMIDITY AND STRONG OUTFLOW WINDS MAY PRODUCE NEW FIRE STARTS WITH RAPID FIRE SPREAD. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ WYZ281-112200- /O.CON.KRIW.FW.W.0016.000000T0000Z-120712T0600Z/ JOHNSON COUNTY/CASPER BLM- 150 AM MDT WED JUL 11 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT TONIGHT FOR DRY THUNDERSTORMS AND LOW HUMIDITY FOR FIRE WEATHER ZONE 281... * AFFECTED AREA...FIRE WEATHER ZONE 281. * RELATIVE HUMIDITY...AS LOW AS 15 PERCENT. * TEMPERATURES...HIGHS IN THE MID 90S. * LIGHTNING...SCATTERED THUNDERSTORMS WILL REDEVELOP THIS AFTERNOON AND EVENING. THUNDERSTORMS WILL BE MAINLY DRY... PRODUCING OCCASIONAL TO FREQUENT LIGHTNING OR LALS OF 6 AND ... A TRACE TO A FEW HUNDREDTHS OF RAINFALL. * OUTFLOW WINDS...OVER 50 MPH. * IMPACTS...INCREASED LIGHTNING ACTIVITY ON CRITICALLY DRY FUELS COMBINED WITH LOW RELATIVE HUMIDITY AND STRONG OUTFLOW WINDS MAY PRODUCE NEW FIRE STARTS WITH RAPID FIRE SPREAD. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ WYZ283-112200- /O.CON.KRIW.FW.W.0016.000000T0000Z-120712T0600Z/ UPPER WIND RIVER BASIN/WIND RIVER BASIN- 150 AM MDT WED JUL 11 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT TONIGHT FOR DRY THUNDERSTORMS AND LOW HUMIDITY FOR FIRE WEATHER ZONE 283... * AFFECTED AREA...FIRE WEATHER ZONE 283. * RELATIVE HUMIDITY...AS LOW AS 11 PERCENT. * TEMPERATURES...HIGHS IN THE MID TO UPPER 90S. * LIGHTNING...SCATTERED THUNDERSTORMS WILL REDEVELOP THIS AFTERNOON AND EVENING. THUNDERSTORMS WILL BE MAINLY DRY... PRODUCING OCCASIONAL TO FREQUENT LIGHTNING OR LALS OF 6 AND ... A TRACE TO A FEW HUNDREDTHS OF RAINFALL. * OUTFLOW WINDS...OVER 50 MPH. * IMPACTS...INCREASED LIGHTNING ACTIVITY ON CRITICALLY DRY FUELS COMBINED WITH LOW RELATIVE HUMIDITY AND STRONG OUTFLOW WINDS MAY PRODUCE NEW FIRE STARTS WITH RAPID FIRE SPREAD. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ HTTP://WEATHER.GOV/RIVERTON
209 WWUS85 KRIW 112117 RFWRIW URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE RIVERTON WY 317 PM MDT WED JUL 11 2012 ...ANOTHER ROUND OF SCATTERED MAINLY DRY THUNDERSTORMS EXPECTED ACROSS WEST AND CENTRAL WYOMING THIS AFTERNOON AND EVENING... .UPPER LEVEL HIGH PRESSURE WILL REMAIN OVER THE GREAT BASIN TODAY. A WEAK UPPER LEVEL DISTURBANCE WILL ROTATE ACROSS THE NORTHERN ROCKIES DURING MAXIMUM DAYTIME HEATING. THUNDERSTORMS WILL INITIATE OVER THE HIGH TERRAIN EARLY THIS AFTERNOON AND MOVE INTO THE CENTRAL BASINS THROUGH THE AFTERNOON AND EVENING HOURS. OVERALL TIMING...ALONG WITH TEMPERATURE AND WIND PROFILES WILL BE SIMILAR TO TUESDAY. THE MAIN HAZARDS WITH THESE STORMS WILL BE OCCASIONAL TO FREQUENT CLOUD-TO-GROUND LIGHTNING AND ERRATIC OUTFLOW WIND GUSTS OF 45 TO 55 MPH WITH ISOLATED STRONGER GUSTS OVER 60 MPH. MOST STORMS WILL PRODUCE ONLY TRACE TO A FEW HUNDREDTHS OF RAINFALL BELOW 8500 FEET WITH A BETTER CHANCE OF MIXED WET AND DRY THUNDERSTORMS ABOVE 8500 FEET. WYZ140-120530- /O.CON.KRIW.FW.W.0016.000000T0000Z-120712T0600Z/ YELLOWSTONE NATIONAL PARK- 317 PM MDT WED JUL 11 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT TONIGHT FOR DRY THUNDERSTORMS FOR FIRE WEATHER ZONE 140... * AFFECTED AREA...FIRE WEATHER ZONE 140. * TEMPERATURES...HIGHS IN THE MID 70S. * RELATIVE HUMIDITY...AS LOW AS 24 PERCENT. * LIGHTNING...THUNDERSTORMS REMAIN LIKELY THROUGH THIS EVENING. THUNDERSTORMS BELOW 8500 FEET WILL HAVE THE GREATEST THREAT OF DRY LIGHTNING WITH LALS OF 6. THUNDERSTORMS ABOVE 8500 FEET WILL BE MORE LIKELY TO PRODUCE WETTING RAINS. * OUTFLOW WINDS...OF 45 MPH. * IMPACTS...INCREASED LIGHTNING ACTIVITY ON CRITICALLY DRY FUELS COMBINED WITH NEAR CRITICAL RELATIVE HUMIDITY AND STRONG OUTFLOW WINDS MAY PRODUCE NEW FIRE STARTS WITH RAPID FIRE SPREAD.. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ WYZ414>416-120530- /O.CON.KRIW.FW.W.0016.000000T0000Z-120712T0600Z/ SALT AND WYOMING RANGES/WEST ZONE BRIDGER TETON NF- NORTH ZONE BRIDGER TETON NF AND GRAND TETON NP- WEST WIND RIVER MOUNTAINS/EAST ZONE BRIDGER TETON NF- 317 PM MDT WED JUL 11 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT TONIGHT FOR DRY THUNDERSTORMS FOR FIRE WEATHER ZONES 414...415 AND 416... * AFFECTED AREA...FIRE WEATHER ZONES 414...415 AND 416. * RELATIVE HUMIDITY...AS LOW AS 18 PERCENT. * TEMPERATURES...HIGHS IN THE UPPER 70S. * LIGHTNING...THUNDERSTORMS REMAIN LIKELY THROUGH THIS EVENING. THUNDERSTORMS BELOW 8500 FEET WILL HAVE THE GREATEST THREAT OF DRY LIGHTNING WITH LALS OF 6. THUNDERSTORMS ABOVE 8500 FEET WILL BE MORE LIKELY TO PRODUCE WETTING RAINS. * OUTFLOW WINDS...OF 45 MPH. * IMPACTS...INCREASED LIGHTNING ACTIVITY ON CRITICALLY DRY FUELS COMBINED WITH LOW RELATIVE HUMIDITY AND STRONG OUTFLOW WINDS MAY PRODUCE NEW FIRE STARTS WITH RAPID FIRE SPREAD. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ WYZ277-120530- /O.CON.KRIW.FW.W.0016.000000T0000Z-120712T0600Z/ LINCOLN AND UINTA COUNTIES/LOWER ELEVATIONS- 317 PM MDT WED JUL 11 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT TONIGHT FOR DRY THUNDERSTORMS AND LOW HUMIDITY FOR FIRE WEATHER ZONE 277... * AFFECTED AREA...FIRE WEATHER ZONE 277. * TEMPERATURES...HIGHS IN THE UPPER 80S. * RELATIVE HUMIDITY...AS LOW AS 14 PERCENT. * LIGHTNING...SCATTERED THUNDERSTORMS WILL REMAIN LIKELY THIS EVENING. THUNDERSTORMS WILL BE MAINLY DRY...PRODUCING OCCASIONAL TO FREQUENT LIGHTNING OR LALS OF 6 AND...A TRACE TO A FEW HUNDREDTHS OF RAINFALL. * OUTFLOW WINDS...OVER 45 MPH. * IMPACTS...INCREASED LIGHTNING ACTIVITY ON CRITICALLY DRY FUELS COMBINED WITH NEAR CRITICAL RELATIVE HUMIDITY AND STRONG OUTFLOW WINDS MAY PRODUCE NEW FIRE STARTS WITH RAPID FIRE SPREAD. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ WYZ279-120530- /O.CON.KRIW.FW.W.0016.000000T0000Z-120712T0600Z/ SWEETWATER COUNTY/ROCK SPRINGS BLM/FLAMING GORGE NRA- 317 PM MDT WED JUL 11 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT TONIGHT FOR DRY THUNDERSTORMS AND LOW HUMIDITY FOR FIRE WEATHER ZONE 279... * AFFECTED AREA...FIRE WEATHER ZONE 279. * TEMPERATURES...HIGHS AROUND 90. * RELATIVE HUMIDITY...AS LOW AS 10 PERCENT. * LIGHTNING...SCATTERED THUNDERSTORMS WILL REMAIN LIKELY THIS EVENING. THUNDERSTORMS WILL BE MAINLY DRY...PRODUCING OCCASIONAL TO FREQUENT LIGHTNING OR LALS OF 6 AND...A TRACE TO A FEW HUNDREDTHS OF RAINFALL. * OUTFLOW WINDS...OVER 45 MPH. * IMPACTS...INCREASED LIGHTNING ACTIVITY ON CRITICALLY DRY FUELS COMBINED WITH NEAR CRITICAL RELATIVE HUMIDITY AND STRONG OUTFLOW WINDS MAY PRODUCE NEW FIRE STARTS WITH RAPID FIRE SPREAD. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ WYZ289-120530- /O.CON.KRIW.FW.W.0016.000000T0000Z-120712T0600Z/ GRANITE/GREEN/FERRIS/RATTLESNAKE MOUNTAINS- 317 PM MDT WED JUL 11 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT TONIGHT FOR DRY THUNDERSTORMS AND LOW HUMIDITY FOR FIRE WEATHER ZONE 289... * AFFECTED AREA...FIRE WEATHER ZONE 289. * RELATIVE HUMIDITY...AS LOW AS 10 PERCENT. * TEMPERATURES...HIGHS AROUND 90. * LIGHTNING...SCATTERED THUNDERSTORMS WILL REMAIN LIKELY THROUGH THIS EVENING. THUNDERSTORMS WILL BE MAINLY DRY...PRODUCING OCCASIONAL TO FREQUENT LIGHTNING OR LALS OF 6 AND...A TRACE TO A FEW HUNDREDTHS OF RAINFALL. * OUTFLOW WINDS...OVER 50 MPH. * IMPACTS...INCREASED LIGHTNING ACTIVITY ON CRITICALLY DRY FUELS COMBINED WITH LOW RELATIVE HUMIDITY AND STRONG OUTFLOW WINDS MAY PRODUCE NEW FIRE STARTS WITH RAPID FIRE SPREAD.. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ WYZ280-300-120530- /O.CON.KRIW.FW.W.0016.000000T0000Z-120712T0600Z/ NATRONA COUNTY/CASPER BLM-CASPER MOUNTAIN- 317 PM MDT WED JUL 11 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT TONIGHT FOR DRY THUNDERSTORMS AND LOW HUMIDITY FOR FIRE WEATHER ZONES 280 AND 300... * AFFECTED AREA...FIRE WEATHER ZONES 280 AND 300. * RELATIVE HUMIDITY...AS LOW AS 11 PERCENT. * TEMPERATURES...HIGHS IN THE LOWER 90S. * LIGHTNING...SCATTERED THUNDERSTORMS WILL REMAIN LIKELY THROUGH THIS EVENING. THUNDERSTORMS WILL BE MAINLY DRY...PRODUCING OCCASIONAL TO FREQUENT LIGHTNING OR LALS OF 6 AND...A TRACE TO A FEW HUNDREDTHS OF RAINFALL. * OUTFLOW WINDS...OVER 50 MPH. * IMPACTS...INCREASED LIGHTNING ACTIVITY ON CRITICALLY DRY FUELS COMBINED WITH LOW RELATIVE HUMIDITY AND STRONG OUTFLOW WINDS MAY PRODUCE NEW FIRE STARTS WITH RAPID FIRE SPREAD. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ WYZ278-120530- /O.CON.KRIW.FW.W.0016.000000T0000Z-120712T0600Z/ UPPER GREEN RIVER BASIN/ROCK SPRINGS BLM- 317 PM MDT WED JUL 11 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT TONIGHT FOR DRY THUNDERSTORMS AND LOW HUMIDITY FOR FIRE WEATHER ZONE 278... * AFFECTED AREA...FIRE WEATHER ZONE 278. * RELATIVE HUMIDITY...AS LOW AS 12 PERCENT. * TEMPERATURES...HIGHS IN THE MID 80S. * LIGHTNING...SCATTERED THUNDERSTORMS WILL REMAIN LIKELY THROUGH THIS EVENING. THUNDERSTORMS WILL BE MAINLY DRY...PRODUCING OCCASIONAL TO FREQUENT LIGHTNING OR LALS OF 6 AND...A TRACE TO A FEW HUNDREDTHS OF RAINFALL. * OUTFLOW WINDS...OVER 50 MPH. * IMPACTS...INCREASED LIGHTNING ACTIVITY ON CRITICALLY DRY FUELS COMBINED WITH LOW RELATIVE HUMIDITY AND STRONG OUTFLOW WINDS MAY PRODUCE NEW FIRE STARTS WITH RAPID FIRE SPREAD. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ WYZ286-288-120530- /O.CON.KRIW.FW.W.0016.000000T0000Z-120712T0600Z/ ABSAROKA MOUNTAINS/NORTH SHOSHONE NF- EAST WIND RIVER MOUNTAINS/SOUTH SHOSHONE NF- 317 PM MDT WED JUL 11 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT TONIGHT FOR DRY THUNDERSTORMS AND LOW HUMIDITY FOR FIRE WEATHER ZONES 286 AND 288... * AFFECTED AREA...FIRE WEATHER ZONES 286 AND 288. * TEMPERATURES...HIGHS IN THE MID 70S. * LIGHTNING...SCATTERED THUNDERSTORMS WILL REMAIN LIKELY THROUGH THIS EVENING. THUNDERSTORMS BELOW 8500 FEET WILL HAVE THE BEST THREAT OF DRY LIGHTNING WITH LALS OF 6. THUNDERSTORMS ABOVE 8500 FEET WILL BE MORE LIKELY TO PRODUCE WETTING RAINS. * OUTFLOW WINDS...OVER 50 MPH. * RELATIVE HUMIDITY...AS LOW AS 16 PERCENT. * IMPACTS...INCREASED LIGHTNING ACTIVITY ON CRITICALLY DRY FUELS COMBINED WITH NEAR CRITICAL RELATIVE HUMIDITY AND STRONG OUTFLOW WINDS MAY PRODUCE NEW FIRE STARTS WITH RAPID FIRE SPREAD. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ WYZ275-276-282-120530- /O.CON.KRIW.FW.W.0016.000000T0000Z-120712T0600Z/ NORTH BIG HORN BASIN/WORLAND BLM-CODY FOOTHILLS- SOUTH BIG HORN BASIN/WORLAND BLM- 317 PM MDT WED JUL 11 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT TONIGHT FOR DRY THUNDERSTORMS AND LOW HUMIDITY FOR FIRE WEATHER ZONES 275...276 AND 282... * AFFECTED AREA...FIRE WEATHER ZONES 275...276 AND 282. * RELATIVE HUMIDITY...AS LOW AS 13 PERCENT. * TEMPERATURES...HIGHS IN THE LOWER 90S. * LIGHTNING...SCATTERED THUNDERSTORMS WILL REMAIN LIKELY THROUGH THIS EVENING. THUNDERSTORMS WILL BE MAINLY DRY... PRODUCING OCCASIONAL TO FREQUENT LIGHTNING OR LALS OF 6 AND ...A TRACE TO A FEW HUNDREDTHS OF RAINFALL. * OUTFLOW WINDS...OVER 50 MPH. * IMPACTS...INCREASED LIGHTNING ACTIVITY ON CRITICALLY DRY FUELS COMBINED WITH LOW RELATIVE HUMIDITY AND STRONG OUTFLOW WINDS MAY PRODUCE NEW FIRE STARTS WITH RAPID FIRE SPREAD. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ WYZ285-287-120530- /O.CON.KRIW.FW.W.0016.000000T0000Z-120712T0600Z/ SOUTH BIGHORN MOUNTAINS-OWL CREEK MOUNTAINS- 317 PM MDT WED JUL 11 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT TONIGHT FOR DRY THUNDERSTORMS AND LOW HUMIDITY FOR FIRE WEATHER ZONES 285 AND 287... * AFFECTED AREA...FIRE WEATHER ZONES 285 AND 287. * TEMPERATURES...HIGHS IN THE MID 80S. * RELATIVE HUMIDITY...AS LOW AS 13 PERCENT. * LIGHTNING...SCATTERED THUNDERSTORMS WILL REMAIN LIKELY THROUGH THIS EVENING. THUNDERSTORMS BELOW 8500 FEET WILL HAVE THE GREATEST THREAT OF DRY LIGHTNING WITH LALS OF 6. THUNDERSTORMS ABOVE 8500 FEET WILL BE MORE LIKELY TO PRODUCE WETTING RAINS. * OUTFLOW WINDS...OVER 50 MPH. * IMPACTS...INCREASED LIGHTNING ACTIVITY ON CRITICALLY DRY FUELS COMBINED WITH NEAR CRITICAL RELATIVE HUMIDITY AND STRONG OUTFLOW WINDS MAY PRODUCE NEW FIRE STARTS WITH RAPID FIRE SPREAD. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ WYZ281-120530- /O.CON.KRIW.FW.W.0016.000000T0000Z-120712T0600Z/ JOHNSON COUNTY/CASPER BLM- 317 PM MDT WED JUL 11 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT TONIGHT FOR DRY THUNDERSTORMS AND LOW HUMIDITY FOR FIRE WEATHER ZONE 281... * AFFECTED AREA...FIRE WEATHER ZONE 281. * RELATIVE HUMIDITY...AS LOW AS 14 PERCENT. * TEMPERATURES...HIGHS IN THE MID 90S. * LIGHTNING...SCATTERED THUNDERSTORMS WILL REMAIN LIKELY THROUGH THIS EVENING. THUNDERSTORMS WILL BE MAINLY DRY...PRODUCING OCCASIONAL TO FREQUENT LIGHTNING OR LALS OF 6 AND...A TRACE TO A FEW HUNDREDTHS OF RAINFALL. * OUTFLOW WINDS...OVER 50 MPH. * IMPACTS...INCREASED LIGHTNING ACTIVITY ON CRITICALLY DRY FUELS COMBINED WITH LOW RELATIVE HUMIDITY AND STRONG OUTFLOW WINDS MAY PRODUCE NEW FIRE STARTS WITH RAPID FIRE SPREAD. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ WYZ283-120530- /O.CON.KRIW.FW.W.0016.000000T0000Z-120712T0600Z/ UPPER WIND RIVER BASIN/WIND RIVER BASIN- 317 PM MDT WED JUL 11 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT TONIGHT FOR DRY THUNDERSTORMS AND LOW HUMIDITY FOR FIRE WEATHER ZONE 283... * AFFECTED AREA...FIRE WEATHER ZONE 283. * RELATIVE HUMIDITY...AS LOW AS 11 PERCENT. * TEMPERATURES...HIGHS IN THE LOWER 90S. * LIGHTNING...SCATTERED THUNDERSTORMS WILL REMAIN LIKELY THROUGH THIS EVENING. THUNDERSTORMS WILL BE MAINLY DRY...PRODUCING OCCASIONAL TO FREQUENT LIGHTNING OR LALS OF 6 AND...A TRACE TO A FEW HUNDREDTHS OF RAINFALL. * OUTFLOW WINDS...OVER 50 MPH. * IMPACTS...INCREASED LIGHTNING ACTIVITY ON CRITICALLY DRY FUELS COMBINED WITH LOW RELATIVE HUMIDITY AND STRONG OUTFLOW WINDS MAY PRODUCE NEW FIRE STARTS WITH RAPID FIRE SPREAD. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ HTTP://WEATHER.GOV/RIVERTON
531 WWUS85 KRIW 120221 RFWRIW URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE RIVERTON WY 821 PM MDT WED JUL 11 2012 ...THE RED FLAG WARNING HAS BEEN CANCELLED... .DRY THUNDERSTORMS HAVE LEFT THE AREA. A FEW CELLS ARE ENTERING THE WEST BUT HIGHER DEW POINTS WILL ALLOW MORE RAIN TO REACH THE SURFACE. HOWEVER...THESE CELLS MAY STILL BE ABLE TO PRODUCE WIND GUSTS IN EXCESS OF 40 MPH AND FREQUENT LIGHTNING. WYZ140-275>283-285>289-300-414>416-120330- /O.CAN.KRIW.FW.W.0016.000000T0000Z-120712T0600Z/ YELLOWSTONE NATIONAL PARK-NORTH BIG HORN BASIN/WORLAND BLM- CODY FOOTHILLS-LINCOLN AND UINTA COUNTIES/LOWER ELEVATIONS- UPPER GREEN RIVER BASIN/ROCK SPRINGS BLM- SWEETWATER COUNTY/ROCK SPRINGS BLM/FLAMING GORGE NRA- NATRONA COUNTY/CASPER BLM-JOHNSON COUNTY/CASPER BLM- SOUTH BIG HORN BASIN/WORLAND BLM- UPPER WIND RIVER BASIN/WIND RIVER BASIN-SOUTH BIGHORN MOUNTAINS- ABSAROKA MOUNTAINS/NORTH SHOSHONE NF-OWL CREEK MOUNTAINS- EAST WIND RIVER MOUNTAINS/SOUTH SHOSHONE NF- GRANITE/GREEN/FERRIS/RATTLESNAKE MOUNTAINS-CASPER MOUNTAIN- SALT AND WYOMING RANGES/WEST ZONE BRIDGER TETON NF- NORTH ZONE BRIDGER TETON NF AND GRAND TETON NP- WEST WIND RIVER MOUNTAINS/EAST ZONE BRIDGER TETON NF- 821 PM MDT WED JUL 11 2012 ...RED FLAG WARNING IS CANCELLED FOR DRY THUNDERSTORMS FOR FIRE WEATHER ZONES 140...275...276...277...278...279...280... 281...282...283...285...286...287...288...289...300...414... 415 AND 416... THE NATIONAL WEATHER SERVICE IN RIVERTON HAS CANCELLED THE RED FLAG WARNING. THUNDERSTORM ACTIVITY HAS DECREASED ACROSS THE AREA. A FEW STRAY STORMS MAY ENTER THE WEST EARLY THIS EVENING BUT RISING RELATIVE HUMIDITY WILL INCREASE THE CHANCE OF WETTING RAIN. $$ HTTP://WEATHER.GOV/RIVERTON
What forecasters said that day
The local office's own words before this red flag warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Riverton, WY wrote its last area forecast discussion before this red flag warning went out at Jul 9, 11:50 PM MDT, 1 hour 40 minutes earlier.
Area forecast discussion, Jul 9, 11:50 PM MDT, 1 hour 40 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE RIVERTON WY 1150 PM MDT MON JUL 9 2012 .SHORT TERM...TONIGHT THROUGH THURSDAY A LARGE HIGH PRESSURE RIDGE ALOFT WITH LIGHT FLOW ALOFT AND WEAK MONSOON MOISTURE WILL REMAIN OVER WESTERN AND CENTRAL WYOMING THROUGH THURSDAY. A PACIFIC TROUGH OFF THE WEST COAST WILL EJECT SOME SHORT WAVE TROUGHS INTO THE WESTERN AND NORTHERN EDGE OF THE RIDGE. THE AIR MASS WILL BE UNSTABLE IN THE AFTERNOONS AND EVENINGS WITH MAINLY MOUNTAIN SHOWERS AND THUNDERSTORMS. WITH THE WEAK FLOW ALOFT CELL MOVEMENT OF 10 MPH OR LESS WILL ALLOW LOCAL HEAVY RAIN PRODUCTION FROM THE LONGER LASTING CELLS. CELLS WILL BE PULSE TYPE WITH VERTICAL STORM STRUCTURE. OVERNIGHT AND IN THE MORNING SOME ISOLATED MOUNTAIN SHOWERS WILL BE POSSIBLE IN THE NORTH AND NORTHWEST. TEMPERATURES WILL BE LITTLE CHANGED WITH A SLIGHT WARMING TREND. WITH LITTLE MOVEMENT OF THE UPPER RIDGE CHANGES SHOULD BE MINIMAL. THERMAL LOW WILL REMAIN OVER THE GREAT BASIN WITH A COOLER HIGH PRESSURE CENTER OVER THE NORTHERN PLAINS. THIS WILL CONTINUE TO SUPPORT SOUTHEAST TO NORTHEAST SURFACE WINDS WITH OROGRAPHIC UPSLOPE AND DOWNSLOPE FLOW IN AND AROUND THE MOUNTAINS. .LONG TERM...THURSDAY NIGHT THROUGH MONDAY THE RIDGE OF HIGH PRESSURE CONTINUES ACROSS THE AREA THURSDAY EVENING. MODELS HAVE A FAIRLY SIMILAR ANALYSIS OF THE SYSTEM...THOUGH THE GFS DEMONSTRATES MORE MOISTURE OVER THE AREA. A FEW ISOLATED SHOWERS AND THUNDERSTORMS ARE NOT OUT OF THE QUESTION THROUGH THE EVENING...WITH MORE DRY CONDITIONS EXPECTED OVERNIGHT. AN AREA OF LOW PRESSURE WILL MOVE DOWN THE PACIFIC COAST FRIDAY...AND WILL PUSH A DISTURBANCE INTO WESTERN WYOMING BY SATURDAY AFTERNOON. MORE WIDESPREAD SHOWERS AND THUNDERSTORMS ARE EXPECTED WITH THIS SYSTEM...WITH BOTH MODELS DEMONSTRATED MUCH INCREASED SHOWER COVERAGE. THE AREA OF HIGH PRESSURE IS EXPECTED TO KEEP THE AREA OF LOW PRESSURE FROM COMING OFF THE PACIFIC COAST. ANOTHER AREA OF LOW PRESSURE IS EXPECTED TO MOVE THROUGH CANADA SUNDAY THROUGH MONDAY...CAUSING THE RIDGE TO FLATTEN. THIS FLATTENING WILL ALLOW THE AREA OF LOW PRESSURE OFF THE PACIFIC COAST TO SEND ADDITIONAL MOISTURE OVER THE AREA BY MONDAY AFTERNOON. CURRENT MODELS DO INDICATE ANOTHER ROUND OF ISOLATED AFTERNOON SHOWERS AND THUNDERSTORMS...MAINLY WEST OF THE DIVIDE. && .AVIATION.../06Z ISSUANCE/ VFR CONDITIONS WILL PREVAIL TODAY AND TONIGHT. UPPER LEVEL HIGH PRESSURE WILL REMAIN OVER THE GREAT BASIN WITH A LIGHT AND SLIGHTLY UNSTABLE FLOW OVER WYOMING. THIS SETUP WILL RESULT IN ISOLATED THUNDERSTORMS BLOSSOMING OVER THE HIGH TERRAIN 20Z-11/02Z...MAINLY ALONG THE EAST SLOPES OF THE DIVIDE...VCNTY KCOD-KLND AND ALONG THE EAST SLOPES OF THE BIG HORN RANGE...VCNTY KBYG-KCPR. THESE STORMS WILL MOSTLY STAY ANCHORED TO THE TERRAIN WITH A BETTER CHANCE OF STORMS MOVING EAST OF INTERSTATE 25 OFF THE BIG HORN RANGE. SURFACE WINDS WILL BE GENERALLY LIGHT...LESS THAN 10KTS WITH CONVECTIVE OUTFLOWS BECOMING INCREASINGLY DOMINANT IN THE LATE AFTERNOON AND EARLY EVENING. && .FIRE WEATHER... WEAK MONSOON MOISTURE WILL MOVE THROUGH AN UPPER LEVEL HIGH PRESSURE RIDGE ALOFT OVER THE WESTERN U.S. SURFACE HIGH PRESSURE WILL REMAIN OVER THE NORTHERN PLAINS WITH LOW PRESSURE IN THE GREAT BASIN PRODUCING AN EAST TO NORTHEAST SURFACE WIND ACROSS THE AREA. INSTABILITY WILL BE MARGINAL DURING THE AFTERNOONS AND EVENINGS WITH SHOWERS AND THUNDERSTORMS OVER AND NEAR THE WESTERN AND NORTHERN MOUNTAINS. LITTLE CHANGE IN TEMPERATURES AND RELATIVE HUMIDITY IS EXPECTED WITH A SLIGHT WARMING AND A SLIGHT DECREASE IN HUMIDITY THROUGH MIDWEEK. && .RIW WATCHES/WARNINGS/ADVISORIES... NONE. && SHORT TERM...C.BAKER LONG TERM...BRANHAM AVIATION...AEM FIRE WEATHER...C.BAKER
Hazardous weather outlook, Jul 9, 5:00 AM MDT, 20 hours 30 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE RIVERTON WY 500 AM MDT MON JUL 9 2012 WYZ001>020-022>030-101200- ABSAROKA MOUNTAINS-BIGHORN MOUNTAINS SOUTHEAST- BIGHORN MOUNTAINS WEST-CASPER MOUNTAIN-CODY FOOTHILLS- EAST SWEETWATER COUNTY-FLAMING GORGE- GREEN MOUNTAINS AND RATTLESNAKE RANGE-JACKSON HOLE-LANDER FOOTHILLS- NATRONA COUNTY LOWER ELEVATIONS-NORTH BIG HORN BASIN- NORTHEAST JOHNSON COUNTY-OWL CREEK AND BRIDGER MOUNTAINS- ROCK SPRINGS AND GREEN RIVER-SALT RIVER AND WYOMING RANGES- SOUTH LINCOLN COUNTY-SOUTHEAST BIG HORN BASIN- SOUTHEAST JOHNSON COUNTY-SOUTHWEST BIG HORN BASIN-STAR VALLEY- TETON AND GROS VENTRE MOUNTAINS-UPPER GREEN RIVER BASIN- UPPER GREEN RIVER BASIN FOOTHILLS-UPPER WIND RIVER BASIN- WIND RIVER BASIN-WIND RIVER MOUNTAINS EAST-WIND RIVER MOUNTAINS WEST- YELLOWSTONE NATIONAL PARK- 500 AM MDT MON JUL 9 2012 THIS HAZARDOUS WEATHER OUTLOOK IS FOR WESTERN AND CENTRAL WYOMING. .DAY ONE...TODAY AND TONIGHT ISOLATED TO SCATTERED THUNDERSTORMS ARE POSSIBLE TODAY AND TONIGHT ACROSS THE WESTERN AND NORTHERN WYOMING MOUNTAINS. .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY TUESDAY...A SLIGHT CHANCE OF THUNDERSTORMS MAINLY OVER THE MOUNTAINS AND THE WEST. WEDNESDAY...ISOLATED THUNDERSTORMS MAINLY OVER THE MOUNTAINS. THURSDAY...A SLIGHT CHANCE OF THUNDERSTORMS OVER THE WEST AND MOST MOUNTAINS. FRIDAY...A SLIGHT CHANCE OF THUNDERSTORMS OVER THE WHOLE REGION. SATURDAY AND SUNDAY...AN INCREASED CHANCE OF THUNDERSTORMS ACROSS THE AREA AS MONSOONAL MOISTURE SURGES NORTHWARD. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL NOT BE NEEDED TODAY AND TONIGHT. TEAM RIVERTON
The office that day
Everything else NWS Riverton, WY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 10, 1:30 AM MDT | Fire Weather Watch | RIW | Big Horn, Fremont, Hot Springs, Johnson, Lincoln, Natrona and 5 more | 9 hr |
| Jul 10, 12:31 PM MDT | Special Weather Statement | RIW | 44 min | |
| Jul 10, 1:04 PM MDT | Special Weather Statement | RIW | 41 min | |
| Jul 10, 1:05 PM MDT | Special Weather Statement | RIW | Hot Springs | 40 min |
| Jul 10, 1:15 PM MDT | Special Weather Statement | RIW | 45 min | |
| Jul 10, 1:52 PM MDT | Special Weather Statement | RIW | Hot Springs | 23 min |
| Jul 10, 1:55 PM MDT | Special Weather Statement | RIW | Park | 50 min |
| Jul 10, 2:16 PM MDT | Special Weather Statement | RIW | Hot Springs | 44 min |
| Jul 10, 2:24 PM MDT | Special Weather Statement | RIW | 36 min | |
| Jul 10, 2:27 PM MDT | Special Weather Statement | RIW | Fremont | 33 min |
| Jul 10, 2:59 PM MDT | Special Weather Statement | RIW | Fremont | 31 min |
| Jul 10, 3:45 PM MDT | Special Weather Statement | RIW | Fremont | 60 min |
| Jul 10, 4:19 PM MDT | Special Weather Statement | RIW | Big Horn | 86 min |
| Jul 10, 5:56 PM MDT | Special Weather Statement | RIW | Natrona | 49 min |
Nearby
Red Flag Warnings in Wyoming, 2012Every red flag warning in 2012
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.