Alert archive / Wyoming / Fire Weather Watches in 2012
Fire Weather Watch 21, NWS Riverton, WY
NWS Riverton, WY issued this fire weather watch at Aug 27, 2012, 2:58 PM MDT for 11 counties in Wyoming. It took effect at Aug 29, 2012, 12:00 PM MDT. It was in force for .
The area
The counties it named.
The facts
- Issued
- Aug 27, 2012, 2:58 PM MDT (20:58 UTC)
- In effect from
- Aug 29, 2012, 12:00 PM MDT
- Expired
- Aug 28, 2012, 6:07 PM MDT
- In force
- 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, Washakie County, WY
The radar
The Riverton/Lander radar (KRIW), 41 km from the middle of the area, began a volume at 21:00 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.
The nearest sounding before it
Riverton, WY (KRIW), launched 12:00Z, 9.0 hours before the alert went out and 44 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
- 3162 m above ground
- 0-6 km bulk shear
- 22 kt
- 0-1 km storm-relative helicity
- 55 m²/s²
- 0-3 km storm-relative helicity
- 80 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
184 WWUS85 KRIW 272058 RFWRIW URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE RIVERTON WY 258 PM MDT MON AUG 27 2012 ...STRONG WIND GUSTS WITH LOW RELATIVE HUMIDITY EXPECTED WEDNESDAY... .STRONG SOUTHWEST FLOW ALOFT WILL MOVE OVER WESTERN AND CENTRAL WYOMING ON WEDNESDAY. AREAS ALONG AND EAST OF THE CONTINENTAL DIVIDE MAY SEE STRONG GUSTY WINDS AND LOW RELATIVE HUMIDITY FROM NOON THROUGH 9 PM ON WEDNESDAY. SOME ISOLATED DRY THUNDERSTORMS MAY ALSO OCCUR. THESE EXPECTED CONDITIONS HAVE WARRANTED THE ISSUANCE OF A FIRE WEATHER WATCH. WYZ286-288-280930- /O.NEW.KRIW.FW.A.0021.120829T1800Z-120830T0300Z/ ABSAROKA MOUNTAINS/NORTH SHOSHONE NF- EAST WIND RIVER MOUNTAINS/SOUTH SHOSHONE NF- 258 PM MDT MON AUG 27 2012 ...FIRE WEATHER WATCH IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH WEDNESDAY EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 286 AND 288... THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A FIRE WEATHER WATCH FOR WIND AND LOW RELATIVE HUMIDITY...WHICH IS IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH WEDNESDAY EVENING. * AFFECTED AREA...FIRE WEATHER ZONES 286 AND 288. * WINDS...SOUTHWEST 20 TO 30 MPH WITH GUSTS UP TO 45 MPH. * RELATIVE HUMIDITY...AS LOW AS 12 PERCENT. * IMPACTS...THE VERY DRY BREEZY CONDITIONS COMBINED WITH EXTREMELY DRY FUELS WILL PROVIDE CONDITIONS FAVORABLE FOR EXTREME FIRE BEHAVIOR. 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. && $$ WYZ283-280930- /O.NEW.KRIW.FW.A.0021.120829T1800Z-120830T0300Z/ UPPER WIND RIVER BASIN/WIND RIVER BASIN- 258 PM MDT MON AUG 27 2012 ...FIRE WEATHER WATCH IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH WEDNESDAY EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 283... THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A FIRE WEATHER WATCH FOR WIND AND LOW RELATIVE HUMIDITY...WHICH IS IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH WEDNESDAY EVENING. * AFFECTED AREA...FIRE WEATHER ZONE 283. * WINDS...SOUTHWEST 10 TO 20 MPH WITH GUSTS UP TO 30 MPH. * RELATIVE HUMIDITY...AS LOW AS 12 PERCENT. * IMPACTS...THE VERY DRY BREEZY CONDITIONS COMBINED WITH EXTREMELY DRY FUELS WILL PROVIDE CONDITIONS FAVORABLE FOR EXTREME FIRE BEHAVIOR. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE FORECAST TO OCCUR. LISTEN FOR LATER FORECASTS AND POSSIBLE RED FLAG WARNINGS. && $$ WYZ289-280930- /O.NEW.KRIW.FW.A.0021.120829T1800Z-120830T0300Z/ GRANITE/GREEN/FERRIS/RATTLESNAKE MOUNTAINS- 258 PM MDT MON AUG 27 2012 ...FIRE WEATHER WATCH IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH WEDNESDAY EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 289... THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A FIRE WEATHER WATCH FOR WIND AND LOW RELATIVE HUMIDITY...WHICH IS IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH WEDNESDAY EVENING. * AFFECTED AREA...FIRE WEATHER ZONE 289. * WINDS...SOUTHWEST 15 TO 20 MPH WITH GUSTS UP TO 30 MPH. * RELATIVE HUMIDITY...AS LOW AS 12 PERCENT. * IMPACTS...THE VERY DRY BREEZY CONDITIONS COMBINED WITH EXTREMELY DRY FUELS WILL PROVIDE CONDITIONS FAVORABLE FOR EXTREME FIRE BEHAVIOR. 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. && $$ WYZ280-300-280930- /O.NEW.KRIW.FW.A.0021.120829T1800Z-120830T0300Z/ NATRONA COUNTY/CASPER BLM-CASPER MOUNTAIN- 258 PM MDT MON AUG 27 2012 ...FIRE WEATHER WATCH IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH WEDNESDAY EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 280 AND 300... THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A FIRE WEATHER WATCH FOR WIND AND LOW RELATIVE HUMIDITY...WHICH IS IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH WEDNESDAY EVENING. * AFFECTED AREA...FIRE WEATHER ZONES 280 AND 300. * WINDS...SOUTHWEST 15 TO 20 MPH WITH GUSTS UP TO 30 MPH. * RELATIVE HUMIDITY...AS LOW AS 14 PERCENT. * IMPACTS...THE VERY DRY BREEZY CONDITIONS COMBINED WITH EXTREMELY DRY FUELS WILL PROVIDE CONDITIONS FAVORABLE FOR EXTREME FIRE BEHAVIOR. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE FORECAST TO OCCUR. LISTEN FOR LATER FORECASTS AND POSSIBLE RED FLAG WARNINGS. && $$ WYZ275-276-282-280930- /O.NEW.KRIW.FW.A.0021.120829T1800Z-120830T0300Z/ NORTH BIG HORN BASIN/WORLAND BLM-CODY FOOTHILLS- SOUTH BIG HORN BASIN/WORLAND BLM- 258 PM MDT MON AUG 27 2012 ...FIRE WEATHER WATCH IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH WEDNESDAY EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 275...276 AND 282... THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A FIRE WEATHER WATCH FOR WIND AND LOW RELATIVE HUMIDITY...WHICH IS IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH WEDNESDAY EVENING. * AFFECTED AREA...FIRE WEATHER ZONES 275...276 AND 282. * WINDS...SOUTHWEST 10 TO 20 MPH WITH GUSTS UP TO 35 MPH. * RELATIVE HUMIDITY...AS LOW AS 13 PERCENT. * IMPACTS...THE VERY DRY BREEZY CONDITIONS COMBINED WITH EXTREMELY DRY FUELS WILL PROVIDE CONDITIONS FAVORABLE FOR EXTREME FIRE BEHAVIOR. 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. && $$ WYZ285-287-280930- /O.NEW.KRIW.FW.A.0021.120829T1800Z-120830T0300Z/ SOUTH BIGHORN MOUNTAINS-OWL CREEK MOUNTAINS- 258 PM MDT MON AUG 27 2012 ...FIRE WEATHER WATCH IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH WEDNESDAY EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 285 AND 287... THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A FIRE WEATHER WATCH FOR WIND AND LOW RELATIVE HUMIDITY...WHICH IS IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH WEDNESDAY EVENING. * AFFECTED AREA...FIRE WEATHER ZONES 285 AND 287. * WINDS...SOUTHWEST 15 TO 25 MPH WITH GUSTS UP TO 35 MPH. * RELATIVE HUMIDITY...AS LOW AS 13 PERCENT. * IMPACTS...THE VERY DRY BREEZY CONDITIONS COMBINED WITH EXTREMELY DRY FUELS WILL PROVIDE CONDITIONS FAVORABLE FOR EXTREME FIRE BEHAVIOR. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE FORECAST TO OCCUR. LISTEN FOR LATER FORECASTS AND POSSIBLE RED FLAG WARNINGS. && $$ WYZ281-280930- /O.NEW.KRIW.FW.A.0021.120829T1800Z-120830T0300Z/ JOHNSON COUNTY/CASPER BLM- 258 PM MDT MON AUG 27 2012 ...FIRE WEATHER WATCH IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH WEDNESDAY EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 281... THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A FIRE WEATHER WATCH FOR WIND AND LOW RELATIVE HUMIDITY...WHICH IS IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH WEDNESDAY EVENING. * AFFECTED AREA...FIRE WEATHER ZONE 281. * WINDS...SOUTHWEST 10 TO 20 MPH WITH GUSTS UP TO 30 MPH. * RELATIVE HUMIDITY...AS LOW AS 12 PERCENT. * IMPACTS...THE VERY DRY BREEZY CONDITIONS COMBINED WITH EXTREMELY DRY FUELS WILL PROVIDE CONDITIONS FAVORABLE FOR EXTREME FIRE BEHAVIOR. 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. && $$ HTTP://WEATHER.GOV/RIVERTON
3 follow-up statements
292 WWUS85 KRIW 280950 RFWRIW URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE RIVERTON WY 350 AM MDT TUE AUG 28 2012 ...STRONG WIND GUSTS WITH LOW RELATIVE HUMIDITY EXPECTED WEDNESDAY... .STRONG SOUTHWEST FLOW ALOFT WILL MOVE OVER WESTERN AND CENTRAL WYOMING ON WEDNESDAY. AREAS ALONG AND EAST OF THE CONTINENTAL DIVIDE AS WELL AS THE JACKSON AND STAR VALLEYS OF FAR WESTERN WYOMING MAY SEE STRONG GUSTY WINDS AND LOW RELATIVE HUMIDITY FROM NOON THROUGH 9 PM ON WEDNESDAY. SOME ISOLATED DRY THUNDERSTORMS MAY ALSO OCCUR. THESE EXPECTED CONDITIONS HAVE WARRANTED THE ISSUANCE OF A FIRE WEATHER WATCH. WYZ415-282200- /O.EXA.KRIW.FW.A.0021.120829T1800Z-120830T0300Z/ NORTH ZONE BRIDGER TETON NF AND GRAND TETON NP- 350 AM MDT TUE AUG 28 2012 ...FIRE WEATHER WATCH IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH WEDNESDAY EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 415... THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A FIRE WEATHER WATCH FOR WIND AND LOW RELATIVE HUMIDITY...WHICH IS IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH WEDNESDAY EVENING. * AFFECTED AREA...FIRE WEATHER ZONE 415...MAINLY IN THE JACKSON VALLEY. * WINDS...SOUTHWEST 15 TO 25 MPH WITH GUSTS UP TO 30 MPH. * RELATIVE HUMIDITY...AS LOW AS 14 TO 15 PERCENT. * IMPACTS...THE VERY DRY BREEZY CONDITIONS COMBINED WITH EXTREMELY DRY FUELS WILL PROVIDE CONDITIONS FAVORABLE FOR EXTREME FIRE BEHAVIOR. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE FORECAST TO OCCUR. LISTEN FOR LATER FORECASTS AND POSSIBLE RED FLAG WARNINGS. && $$ WYZ414-282200- /O.EXA.KRIW.FW.A.0021.120829T1800Z-120830T0300Z/ SALT AND WYOMING RANGES/WEST ZONE BRIDGER TETON NF- 350 AM MDT TUE AUG 28 2012 ...FIRE WEATHER WATCH IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH WEDNESDAY EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 414... THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A FIRE WEATHER WATCH FOR WIND AND LOW RELATIVE HUMIDITY...WHICH IS IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH WEDNESDAY EVENING. * AFFECTED AREA...FIRE WEATHER ZONE 414...MAINLY IN THE STAR VALLEY. * WINDS...SOUTHWEST 15 TO 25 MPH WITH GUSTS UP TO 30 MPH. * RELATIVE HUMIDITY...AS LOW AS 14 PERCENT. * IMPACTS...THE VERY DRY BREEZY CONDITIONS COMBINED WITH EXTREMELY DRY FUELS WILL PROVIDE CONDITIONS FAVORABLE FOR EXTREME FIRE BEHAVIOR. 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. && $$ WYZ286-288-282200- /O.CON.KRIW.FW.A.0021.120829T1800Z-120830T0300Z/ ABSAROKA MOUNTAINS/NORTH SHOSHONE NF- EAST WIND RIVER MOUNTAINS/SOUTH SHOSHONE NF- 350 AM MDT TUE AUG 28 2012 ...FIRE WEATHER WATCH REMAINS IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH WEDNESDAY EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 286 AND 288... * AFFECTED AREA...FIRE WEATHER ZONES 286 AND 288. * WINDS...SOUTHWEST 20 TO 30 MPH WITH GUSTS UP TO 45 MPH. * RELATIVE HUMIDITY...AS LOW AS 12 PERCENT. * IMPACTS...THE VERY DRY BREEZY CONDITIONS COMBINED WITH EXTREMELY DRY FUELS WILL PROVIDE CONDITIONS FAVORABLE FOR EXTREME FIRE BEHAVIOR. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE FORECAST TO OCCUR. LISTEN FOR LATER FORECASTS AND POSSIBLE RED FLAG WARNINGS. && $$ WYZ283-282200- /O.CON.KRIW.FW.A.0021.120829T1800Z-120830T0300Z/ UPPER WIND RIVER BASIN/WIND RIVER BASIN- 350 AM MDT TUE AUG 28 2012 ...FIRE WEATHER WATCH REMAINS IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH WEDNESDAY EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 283... * AFFECTED AREA...FIRE WEATHER ZONE 283. * WINDS...SOUTHWEST 10 TO 20 MPH WITH GUSTS UP TO 30 MPH. * RELATIVE HUMIDITY...AS LOW AS 12 PERCENT. * IMPACTS...THE VERY DRY BREEZY CONDITIONS COMBINED WITH EXTREMELY DRY FUELS WILL PROVIDE CONDITIONS FAVORABLE FOR EXTREME FIRE BEHAVIOR. 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. && $$ WYZ289-282200- /O.CON.KRIW.FW.A.0021.120829T1800Z-120830T0300Z/ GRANITE/GREEN/FERRIS/RATTLESNAKE MOUNTAINS- 350 AM MDT TUE AUG 28 2012 ...FIRE WEATHER WATCH REMAINS IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH WEDNESDAY EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 289... * AFFECTED AREA...FIRE WEATHER ZONE 289. * WINDS...SOUTHWEST 15 TO 20 MPH WITH GUSTS UP TO 30 MPH. * RELATIVE HUMIDITY...AS LOW AS 12 PERCENT. * IMPACTS...THE VERY DRY BREEZY CONDITIONS COMBINED WITH EXTREMELY DRY FUELS WILL PROVIDE CONDITIONS FAVORABLE FOR EXTREME FIRE BEHAVIOR. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE FORECAST TO OCCUR. LISTEN FOR LATER FORECASTS AND POSSIBLE RED FLAG WARNINGS. && $$ WYZ280-300-282200- /O.CON.KRIW.FW.A.0021.120829T1800Z-120830T0300Z/ NATRONA COUNTY/CASPER BLM-CASPER MOUNTAIN- 350 AM MDT TUE AUG 28 2012 ...FIRE WEATHER WATCH REMAINS IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH WEDNESDAY EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 280 AND 300... * AFFECTED AREA...FIRE WEATHER ZONES 280 AND 300. * WINDS...SOUTHWEST 15 TO 20 MPH WITH GUSTS UP TO 30 MPH. * RELATIVE HUMIDITY...AS LOW AS 14 PERCENT. * IMPACTS...THE VERY DRY BREEZY CONDITIONS COMBINED WITH EXTREMELY DRY FUELS WILL PROVIDE CONDITIONS FAVORABLE FOR EXTREME FIRE BEHAVIOR. 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. && $$ WYZ275-276-282-282200- /O.CON.KRIW.FW.A.0021.120829T1800Z-120830T0300Z/ NORTH BIG HORN BASIN/WORLAND BLM-CODY FOOTHILLS- SOUTH BIG HORN BASIN/WORLAND BLM- 350 AM MDT TUE AUG 28 2012 ...FIRE WEATHER WATCH REMAINS IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH WEDNESDAY EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 275...276 AND 282... * AFFECTED AREA...FIRE WEATHER ZONES 275...276 AND 282. * WINDS...SOUTHWEST 10 TO 20 MPH WITH GUSTS UP TO 35 MPH. * RELATIVE HUMIDITY...AS LOW AS 13 PERCENT. * IMPACTS...THE VERY DRY BREEZY CONDITIONS COMBINED WITH EXTREMELY DRY FUELS WILL PROVIDE CONDITIONS FAVORABLE FOR EXTREME FIRE BEHAVIOR. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE FORECAST TO OCCUR. LISTEN FOR LATER FORECASTS AND POSSIBLE RED FLAG WARNINGS. && $$ WYZ285-287-282200- /O.CON.KRIW.FW.A.0021.120829T1800Z-120830T0300Z/ SOUTH BIGHORN MOUNTAINS-OWL CREEK MOUNTAINS- 350 AM MDT TUE AUG 28 2012 ...FIRE WEATHER WATCH REMAINS IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH WEDNESDAY EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 285 AND 287... * AFFECTED AREA...FIRE WEATHER ZONES 285 AND 287. * WINDS...SOUTHWEST 15 TO 25 MPH WITH GUSTS UP TO 35 MPH. * RELATIVE HUMIDITY...AS LOW AS 13 PERCENT. * IMPACTS...THE VERY DRY BREEZY CONDITIONS COMBINED WITH EXTREMELY DRY FUELS WILL PROVIDE CONDITIONS FAVORABLE FOR EXTREME FIRE BEHAVIOR. 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. && $$ WYZ281-282200- /O.CON.KRIW.FW.A.0021.120829T1800Z-120830T0300Z/ JOHNSON COUNTY/CASPER BLM- 350 AM MDT TUE AUG 28 2012 ...FIRE WEATHER WATCH REMAINS IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH WEDNESDAY EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 281... * AFFECTED AREA...FIRE WEATHER ZONE 281. * WINDS...SOUTHWEST 10 TO 20 MPH WITH GUSTS UP TO 30 MPH. * RELATIVE HUMIDITY...AS LOW AS 12 PERCENT. * IMPACTS...THE VERY DRY BREEZY CONDITIONS COMBINED WITH EXTREMELY DRY FUELS WILL PROVIDE CONDITIONS FAVORABLE FOR EXTREME FIRE BEHAVIOR. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE FORECAST TO OCCUR. LISTEN FOR LATER FORECASTS AND POSSIBLE RED FLAG WARNINGS. && $$ HTTP://WEATHER.GOV/RIVERTON
908 WWUS85 KRIW 282151 RFWRIW URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE RIVERTON WY 351 PM MDT TUE AUG 28 2012 ...STRONG WIND GUSTS WITH LOW RELATIVE HUMIDITY EXPECTED WEDNESDAY... .STRONG SOUTHWEST FLOW ALOFT WILL MOVE OVER WESTERN AND CENTRAL WYOMING ON WEDNESDAY. AREAS ALONG AND EAST OF THE CONTINENTAL DIVIDE AS WELL AS THE JACKSON AND STAR VALLEYS OF FAR WESTERN WYOMING...MAY SEE STRONG GUSTY WINDS AND LOW RELATIVE HUMIDITY FROM NOON THROUGH 9 PM ON WEDNESDAY. SOME ISOLATED DRY THUNDERSTORMS MAY ALSO OCCUR OVER PORTIONS OF SOUTHERN WYOMING. WYZ286-288-291000- /O.UPG.KRIW.FW.A.0021.120829T1800Z-120830T0300Z/ /O.NEW.KRIW.FW.W.0029.120829T1800Z-120830T0300Z/ ABSAROKA MOUNTAINS/NORTH SHOSHONE NF- EAST WIND RIVER MOUNTAINS/SOUTH SHOSHONE NF- 351 PM MDT TUE AUG 28 2012 ...RED FLAG WARNING IN EFFECT FROM NOON TO 9 PM MDT WEDNESDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 286 AND 288... THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A RED FLAG WARNING FOR WIND AND LOW RELATIVE HUMIDITY...WHICH IS IN EFFECT FROM NOON TO 9 PM MDT WEDNESDAY. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. * AFFECTED AREA...FIRE WEATHER ZONES 286 AND 288. * WINDS...SOUTHWEST 15 TO 20 MPH WITH GUSTS UP TO 35 MPH. * RELATIVE HUMIDITY...AS LOW AS 11 PERCENT. * IMPACTS...THE VERY DRY BREEZY CONDITIONS COMBINED WITH EXTREMELY DRY FUELS WILL PROVIDE CONDITIONS FAVORABLE FOR EXTREME FIRE BEHAVIOR. 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. && $$ WYZ283-291000- /O.UPG.KRIW.FW.A.0021.120829T1800Z-120830T0300Z/ /O.NEW.KRIW.FW.W.0029.120829T1800Z-120830T0300Z/ UPPER WIND RIVER BASIN/WIND RIVER BASIN- 351 PM MDT TUE AUG 28 2012 ...RED FLAG WARNING IN EFFECT FROM NOON TO 9 PM MDT WEDNESDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 283... THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A RED FLAG WARNING FOR WIND AND LOW RELATIVE HUMIDITY...WHICH IS IN EFFECT FROM NOON TO 9 PM MDT WEDNESDAY. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. * AFFECTED AREA...FIRE WEATHER ZONE 283. * WINDS...SOUTHWEST 10 TO 15 MPH WITH GUSTS UP TO 25 MPH. * RELATIVE HUMIDITY...AS LOW AS 11 PERCENT. * IMPACTS...THE VERY DRY BREEZY CONDITIONS COMBINED WITH EXTREMELY DRY FUELS WILL PROVIDE CONDITIONS FAVORABLE FOR EXTREME FIRE BEHAVIOR. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ WYZ289-291000- /O.UPG.KRIW.FW.A.0021.120829T1800Z-120830T0300Z/ /O.NEW.KRIW.FW.W.0029.120829T1800Z-120830T0300Z/ GRANITE/GREEN/FERRIS/RATTLESNAKE MOUNTAINS- 351 PM MDT TUE AUG 28 2012 ...RED FLAG WARNING IN EFFECT FROM NOON TO 9 PM MDT WEDNESDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 289... THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A RED FLAG WARNING FOR WIND AND LOW RELATIVE HUMIDITY...WHICH IS IN EFFECT FROM NOON TO 9 PM MDT WEDNESDAY. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. * AFFECTED AREA...FIRE WEATHER ZONE 289. * WINDS...SOUTHWEST 15 TO 20 MPH WITH GUSTS UP TO 30 MPH. * RELATIVE HUMIDITY...AS LOW AS 12 PERCENT. * IMPACTS...THE VERY DRY BREEZY CONDITIONS COMBINED WITH EXTREMELY DRY FUELS WILL PROVIDE CONDITIONS FAVORABLE FOR EXTREME FIRE BEHAVIOR. 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. && $$ WYZ280-300-291000- /O.UPG.KRIW.FW.A.0021.120829T1800Z-120830T0300Z/ /O.NEW.KRIW.FW.W.0029.120829T1800Z-120830T0300Z/ NATRONA COUNTY/CASPER BLM-CASPER MOUNTAIN- 351 PM MDT TUE AUG 28 2012 ...RED FLAG WARNING IN EFFECT FROM NOON TO 9 PM MDT WEDNESDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 280 AND 300... THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A RED FLAG WARNING FOR WIND AND LOW RELATIVE HUMIDITY...WHICH IS IN EFFECT FROM NOON TO 9 PM MDT WEDNESDAY. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. * AFFECTED AREA...FIRE WEATHER ZONES 280 AND 300. * WINDS...SOUTHWEST AROUND 15 MPH WITH GUSTS UP TO 25 MPH. * RELATIVE HUMIDITY...AS LOW AS 12 PERCENT. * IMPACTS...THE VERY DRY BREEZY CONDITIONS COMBINED WITH EXTREMELY DRY FUELS WILL PROVIDE CONDITIONS FAVORABLE FOR EXTREME FIRE BEHAVIOR. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ WYZ275-276-282-291000- /O.UPG.KRIW.FW.A.0021.120829T1800Z-120830T0300Z/ /O.NEW.KRIW.FW.W.0029.120829T1800Z-120830T0300Z/ NORTH BIG HORN BASIN/WORLAND BLM-CODY FOOTHILLS- SOUTH BIG HORN BASIN/WORLAND BLM- 351 PM MDT TUE AUG 28 2012 ...RED FLAG WARNING IN EFFECT FROM NOON TO 9 PM MDT WEDNESDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 275... 276 AND 282... THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A RED FLAG WARNING FOR WIND AND LOW RELATIVE HUMIDITY...WHICH IS IN EFFECT FROM NOON TO 9 PM MDT WEDNESDAY. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. * AFFECTED AREA...FIRE WEATHER ZONES 275...276 AND 282. * WINDS...SOUTHWEST 5 TO 15 MPH WITH GUSTS UP TO 25 MPH. * RELATIVE HUMIDITY...AS LOW AS 10 PERCENT. * IMPACTS...THE VERY DRY BREEZY CONDITIONS COMBINED WITH EXTREMELY DRY FUELS WILL PROVIDE CONDITIONS FAVORABLE FOR EXTREME FIRE BEHAVIOR. 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. && $$ WYZ285-287-291000- /O.UPG.KRIW.FW.A.0021.120829T1800Z-120830T0300Z/ /O.NEW.KRIW.FW.W.0029.120829T1800Z-120830T0300Z/ SOUTH BIGHORN MOUNTAINS-OWL CREEK MOUNTAINS- 351 PM MDT TUE AUG 28 2012 ...RED FLAG WARNING IN EFFECT FROM NOON TO 9 PM MDT WEDNESDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 285 AND 287... THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A RED FLAG WARNING FOR WIND AND LOW RELATIVE HUMIDITY...WHICH IS IN EFFECT FROM NOON TO 9 PM MDT WEDNESDAY. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. * AFFECTED AREA...FIRE WEATHER ZONES 285 AND 287. * WINDS...WEST 10 TO 15 MPH WITH GUSTS UP TO 25 MPH. * RELATIVE HUMIDITY...AS LOW AS 11 PERCENT. * IMPACTS...THE VERY DRY BREEZY CONDITIONS COMBINED WITH EXTREMELY DRY FUELS WILL PROVIDE CONDITIONS FAVORABLE FOR EXTREME FIRE BEHAVIOR. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ WYZ281-291000- /O.UPG.KRIW.FW.A.0021.120829T1800Z-120830T0300Z/ /O.NEW.KRIW.FW.W.0029.120829T1800Z-120830T0300Z/ JOHNSON COUNTY/CASPER BLM- 351 PM MDT TUE AUG 28 2012 ...RED FLAG WARNING IN EFFECT FROM NOON TO 9 PM MDT WEDNESDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 281... THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A RED FLAG WARNING FOR WIND AND LOW RELATIVE HUMIDITY...WHICH IS IN EFFECT FROM NOON TO 9 PM MDT WEDNESDAY. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. * AFFECTED AREA...FIRE WEATHER ZONE 281. * WINDS...WEST 10 TO 15 MPH WITH GUSTS UP TO 20 MPH. * RELATIVE HUMIDITY...AS LOW AS 10 PERCENT. * IMPACTS...THE VERY DRY BREEZY CONDITIONS COMBINED WITH EXTREMELY DRY FUELS WILL PROVIDE CONDITIONS FAVORABLE FOR EXTREME FIRE BEHAVIOR. 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. && $$ WYZ414-415-291000- /O.UPG.KRIW.FW.A.0021.120829T1800Z-120830T0300Z/ /O.NEW.KRIW.FW.W.0029.120829T1800Z-120830T0300Z/ SALT AND WYOMING RANGES/WEST ZONE BRIDGER TETON NF- NORTH ZONE BRIDGER TETON NF AND GRAND TETON NP- 351 PM MDT TUE AUG 28 2012 ...RED FLAG WARNING IN EFFECT FROM NOON TO 9 PM MDT WEDNESDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 414 AND 415... THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A RED FLAG WARNING FOR WIND AND LOW RELATIVE HUMIDITY...WHICH IS IN EFFECT FROM NOON TO 9 PM MDT WEDNESDAY. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. * AFFECTED AREA...FIRE WEATHER ZONES 414 AND 415. * WINDS...WEST 10 TO 20 MPH WITH GUSTS UP TO 30 MPH. * RELATIVE HUMIDITY...AS LOW AS 13 PERCENT. * IMPACTS...THE VERY DRY BREEZY CONDITIONS COMBINED WITH EXTREMELY DRY FUELS WILL PROVIDE CONDITIONS FAVORABLE FOR EXTREME FIRE BEHAVIOR. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ WYZ416-291000- /O.NEW.KRIW.FW.W.0029.120829T1800Z-120830T0300Z/ WEST WIND RIVER MOUNTAINS/EAST ZONE BRIDGER TETON NF- 351 PM MDT TUE AUG 28 2012 ...RED FLAG WARNING IN EFFECT FROM NOON TO 9 PM MDT WEDNESDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 416... THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A RED FLAG WARNING FOR WIND AND LOW RELATIVE HUMIDITY...WHICH IS IN EFFECT FROM NOON TO 9 PM MDT WEDNESDAY. * AFFECTED AREA...FIRE WEATHER ZONE 416. * WINDS...SOUTHWEST 15 TO 20 MPH WITH GUSTS UP TO 35 MPH. * RELATIVE HUMIDITY...AS LOW AS 14 PERCENT. * IMPACTS...THE VERY DRY BREEZY CONDITIONS COMBINED WITH EXTREMELY DRY FUELS WILL PROVIDE CONDITIONS FAVORABLE FOR EXTREME FIRE BEHAVIOR. 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. && $$ WYZ140-291000- /O.NEW.KRIW.FW.W.0029.120829T1800Z-120830T0300Z/ YELLOWSTONE NATIONAL PARK- 351 PM MDT TUE AUG 28 2012 ...RED FLAG WARNING IN EFFECT FROM NOON TO 9 PM MDT WEDNESDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 140... THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A RED FLAG WARNING FOR WIND AND LOW RELATIVE HUMIDITY...WHICH IS IN EFFECT FROM NOON TO 9 PM MDT WEDNESDAY. * AFFECTED AREA...FIRE WEATHER ZONE 140. * WINDS...SOUTHWEST 15 TO 20 MPH WITH GUSTS UP TO 35 MPH. * RELATIVE HUMIDITY...AS LOW AS 12 PERCENT. * IMPACTS...THE VERY DRY BREEZY CONDITIONS COMBINED WITH EXTREMELY DRY FUELS WILL PROVIDE CONDITIONS FAVORABLE FOR EXTREME FIRE BEHAVIOR. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ WYZ277>279-291000- /O.NEW.KRIW.FW.W.0029.120829T1800Z-120830T0300Z/ LINCOLN AND UINTA COUNTIES/LOWER ELEVATIONS- UPPER GREEN RIVER BASIN/ROCK SPRINGS BLM- SWEETWATER COUNTY/ROCK SPRINGS BLM/FLAMING GORGE NRA- 351 PM MDT TUE AUG 28 2012 ...RED FLAG WARNING IN EFFECT FROM NOON TO 9 PM MDT WEDNESDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 277... 278 AND 279... THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A RED FLAG WARNING FOR WIND AND LOW RELATIVE HUMIDITY...WHICH IS IN EFFECT FROM NOON TO 9 PM MDT WEDNESDAY. * AFFECTED AREA...FIRE WEATHER ZONES 277...278 AND 279. * WINDS...WEST 10 TO 20 MPH WITH GUSTS UP TO 30 MPH. * RELATIVE HUMIDITY...AS LOW AS 13 PERCENT. * IMPACTS...THE VERY DRY BREEZY CONDITIONS COMBINED WITH EXTREMELY DRY FUELS WILL PROVIDE CONDITIONS FAVORABLE FOR EXTREME FIRE BEHAVIOR. DRY LIGHTNING WILL ALSO BE POSSIBLE. 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. && $$ HTTP://WEATHER.GOV/RIVERTON
590 WWUS85 KRIW 290019 CCA RFWRIW URGENT - FIRE WEATHER MESSAGE...CORRECTED NATIONAL WEATHER SERVICE RIVERTON WY 607 PM MDT TUE AUG 28 2012 ...BREEZY WIND AND LOW RELATIVE HUMIDITY EXPECTED WEDNESDAY AFTERNOON AND EVENING... .A STORM SYSTEM MOVING ACROSS THE NORTHERN ROCKIES WEDNESDAY WILL BRING INCREASING WINDS AND A SWATH OF DRY AIR ACROSS THE REGION...RESULTING IN CRITICAL FIRE WEATHER CONDITIONS ACROSS THE ENTIRE REGION WEDNESDAY AFTERNOON AND EVENING. SOME ISOLATED DRY THUNDERSTORMS MAY ALSO OCCUR OVER PORTIONS OF SOUTHERN WYOMING. WYZ286-288-291230- /O.UPG.KRIW.FW.A.0021.120829T1800Z-120830T0300Z/ /O.NEW.KRIW.FW.W.0029.120829T1800Z-120830T0300Z/ ABSAROKA MOUNTAINS/NORTH SHOSHONE NF- EAST WIND RIVER MOUNTAINS/SOUTH SHOSHONE NF- 607 PM MDT TUE AUG 28 2012 ...RED FLAG WARNING IN EFFECT FROM NOON TO 9 PM MDT WEDNESDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 286 AND 288... THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A RED FLAG WARNING FOR WIND AND LOW RELATIVE HUMIDITY...WHICH IS IN EFFECT FROM NOON TO 9 PM MDT WEDNESDAY. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. * AFFECTED AREA...FIRE WEATHER ZONES 286 AND 288. * WINDS...SOUTHWEST 15 TO 20 MPH WITH GUSTS UP TO 35 MPH. * RELATIVE HUMIDITY...AS LOW AS 11 PERCENT. * IMPACTS...THE VERY DRY BREEZY CONDITIONS COMBINED WITH EXTREMELY DRY FUELS WILL PROVIDE CONDITIONS FAVORABLE FOR EXTREME FIRE BEHAVIOR. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ WYZ283-291230- /O.UPG.KRIW.FW.A.0021.120829T1800Z-120830T0300Z/ /O.NEW.KRIW.FW.W.0029.120829T1800Z-120830T0300Z/ UPPER WIND RIVER BASIN/WIND RIVER BASIN- 607 PM MDT TUE AUG 28 2012 ...RED FLAG WARNING IN EFFECT FROM NOON TO 9 PM MDT WEDNESDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 283... THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A RED FLAG WARNING FOR WIND AND LOW RELATIVE HUMIDITY...WHICH IS IN EFFECT FROM NOON TO 9 PM MDT WEDNESDAY. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. * AFFECTED AREA...FIRE WEATHER ZONE 283. * WINDS...SOUTHWEST 10 TO 15 MPH WITH GUSTS UP TO 25 MPH. * RELATIVE HUMIDITY...AS LOW AS 11 PERCENT. * IMPACTS...THE VERY DRY BREEZY CONDITIONS COMBINED WITH EXTREMELY DRY FUELS WILL PROVIDE CONDITIONS FAVORABLE FOR EXTREME FIRE BEHAVIOR. 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. && $$ WYZ289-291230- /O.UPG.KRIW.FW.A.0021.120829T1800Z-120830T0300Z/ /O.NEW.KRIW.FW.W.0029.120829T1800Z-120830T0300Z/ GRANITE/GREEN/FERRIS/RATTLESNAKE MOUNTAINS- 607 PM MDT TUE AUG 28 2012 ...RED FLAG WARNING IN EFFECT FROM NOON TO 9 PM MDT WEDNESDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 289... THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A RED FLAG WARNING FOR WIND AND LOW RELATIVE HUMIDITY...WHICH IS IN EFFECT FROM NOON TO 9 PM MDT WEDNESDAY. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. * AFFECTED AREA...FIRE WEATHER ZONE 289. * WINDS...SOUTHWEST 15 TO 20 MPH WITH GUSTS UP TO 30 MPH. * RELATIVE HUMIDITY...AS LOW AS 12 PERCENT. * IMPACTS...THE VERY DRY BREEZY CONDITIONS COMBINED WITH EXTREMELY DRY FUELS WILL PROVIDE CONDITIONS FAVORABLE FOR EXTREME FIRE BEHAVIOR. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ WYZ280-300-291230- /O.UPG.KRIW.FW.A.0021.120829T1800Z-120830T0300Z/ /O.NEW.KRIW.FW.W.0029.120829T1800Z-120830T0300Z/ NATRONA COUNTY/CASPER BLM-CASPER MOUNTAIN- 607 PM MDT TUE AUG 28 2012 ...RED FLAG WARNING IN EFFECT FROM NOON TO 9 PM MDT WEDNESDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 280 AND 300... THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A RED FLAG WARNING FOR WIND AND LOW RELATIVE HUMIDITY...WHICH IS IN EFFECT FROM NOON TO 9 PM MDT WEDNESDAY. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. * AFFECTED AREA...FIRE WEATHER ZONES 280 AND 300. * WINDS...SOUTHWEST AROUND 15 MPH WITH GUSTS UP TO 25 MPH. * RELATIVE HUMIDITY...AS LOW AS 12 PERCENT. * IMPACTS...THE VERY DRY BREEZY CONDITIONS COMBINED WITH EXTREMELY DRY FUELS WILL PROVIDE CONDITIONS FAVORABLE FOR EXTREME FIRE BEHAVIOR. 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. && $$ WYZ275-276-282-291230- /O.UPG.KRIW.FW.A.0021.120829T1800Z-120830T0300Z/ /O.NEW.KRIW.FW.W.0029.120829T1800Z-120830T0300Z/ NORTH BIG HORN BASIN/WORLAND BLM-CODY FOOTHILLS- SOUTH BIG HORN BASIN/WORLAND BLM- 607 PM MDT TUE AUG 28 2012 ...RED FLAG WARNING IN EFFECT FROM NOON TO 9 PM MDT WEDNESDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 275... 276 AND 282... THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A RED FLAG WARNING FOR WIND AND LOW RELATIVE HUMIDITY...WHICH IS IN EFFECT FROM NOON TO 9 PM MDT WEDNESDAY. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. * AFFECTED AREA...FIRE WEATHER ZONES 275...276 AND 282. * WINDS...SOUTHWEST 5 TO 15 MPH WITH GUSTS UP TO 25 MPH. * RELATIVE HUMIDITY...AS LOW AS 10 PERCENT. * IMPACTS...THE VERY DRY BREEZY CONDITIONS COMBINED WITH EXTREMELY DRY FUELS WILL PROVIDE CONDITIONS FAVORABLE FOR EXTREME FIRE BEHAVIOR. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ WYZ285-287-291230- /O.UPG.KRIW.FW.A.0021.120829T1800Z-120830T0300Z/ /O.NEW.KRIW.FW.W.0029.120829T1800Z-120830T0300Z/ SOUTH BIGHORN MOUNTAINS-OWL CREEK MOUNTAINS- 607 PM MDT TUE AUG 28 2012 ...RED FLAG WARNING IN EFFECT FROM NOON TO 9 PM MDT WEDNESDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 285 AND 287... THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A RED FLAG WARNING FOR WIND AND LOW RELATIVE HUMIDITY...WHICH IS IN EFFECT FROM NOON TO 9 PM MDT WEDNESDAY. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. * AFFECTED AREA...FIRE WEATHER ZONES 285 AND 287. * WINDS...WEST 10 TO 15 MPH WITH GUSTS UP TO 25 MPH. * RELATIVE HUMIDITY...AS LOW AS 11 PERCENT. * IMPACTS...THE VERY DRY BREEZY CONDITIONS COMBINED WITH EXTREMELY DRY FUELS WILL PROVIDE CONDITIONS FAVORABLE FOR EXTREME FIRE BEHAVIOR. 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. && $$ WYZ281-291230- /O.UPG.KRIW.FW.A.0021.120829T1800Z-120830T0300Z/ /O.NEW.KRIW.FW.W.0029.120829T1800Z-120830T0300Z/ JOHNSON COUNTY/CASPER BLM- 607 PM MDT TUE AUG 28 2012 ...RED FLAG WARNING IN EFFECT FROM NOON TO 9 PM MDT WEDNESDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 281... THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A RED FLAG WARNING FOR WIND AND LOW RELATIVE HUMIDITY...WHICH IS IN EFFECT FROM NOON TO 9 PM MDT WEDNESDAY. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. * AFFECTED AREA...FIRE WEATHER ZONE 281. * WINDS...WEST 10 TO 15 MPH WITH GUSTS UP TO 20 MPH. * RELATIVE HUMIDITY...AS LOW AS 10 PERCENT. * IMPACTS...THE VERY DRY BREEZY CONDITIONS COMBINED WITH EXTREMELY DRY FUELS WILL PROVIDE CONDITIONS FAVORABLE FOR EXTREME FIRE BEHAVIOR. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ WYZ414-415-291230- /O.UPG.KRIW.FW.A.0021.120829T1800Z-120830T0300Z/ /O.NEW.KRIW.FW.W.0029.120829T1800Z-120830T0300Z/ SALT AND WYOMING RANGES/WEST ZONE BRIDGER TETON NF- NORTH ZONE BRIDGER TETON NF AND GRAND TETON NP- 607 PM MDT TUE AUG 28 2012 ...RED FLAG WARNING IN EFFECT FROM NOON TO 9 PM MDT WEDNESDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 414 AND 415... THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A RED FLAG WARNING FOR WIND AND LOW RELATIVE HUMIDITY...WHICH IS IN EFFECT FROM NOON TO 9 PM MDT WEDNESDAY. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. * AFFECTED AREA...FIRE WEATHER ZONES 414 AND 415. * WINDS...WEST 10 TO 20 MPH WITH GUSTS UP TO 30 MPH. * RELATIVE HUMIDITY...AS LOW AS 13 PERCENT. * IMPACTS...THE VERY DRY BREEZY CONDITIONS COMBINED WITH EXTREMELY DRY FUELS WILL PROVIDE CONDITIONS FAVORABLE FOR EXTREME FIRE BEHAVIOR. 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. && $$ WYZ416-291230- /O.NEW.KRIW.FW.W.0029.120829T1800Z-120830T0300Z/ WEST WIND RIVER MOUNTAINS/EAST ZONE BRIDGER TETON NF- 607 PM MDT TUE AUG 28 2012 ...RED FLAG WARNING IN EFFECT FROM NOON TO 9 PM MDT WEDNESDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 416... THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A RED FLAG WARNING FOR WIND AND LOW RELATIVE HUMIDITY...WHICH IS IN EFFECT FROM NOON TO 9 PM MDT WEDNESDAY. * AFFECTED AREA...FIRE WEATHER ZONE 416. * WINDS...SOUTHWEST 15 TO 20 MPH WITH GUSTS UP TO 35 MPH. * RELATIVE HUMIDITY...AS LOW AS 14 PERCENT. * IMPACTS...THE VERY DRY BREEZY CONDITIONS COMBINED WITH EXTREMELY DRY FUELS WILL PROVIDE CONDITIONS FAVORABLE FOR EXTREME FIRE BEHAVIOR. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ WYZ140-291230- /O.NEW.KRIW.FW.W.0029.120829T1800Z-120830T0300Z/ YELLOWSTONE NATIONAL PARK- 607 PM MDT TUE AUG 28 2012 ...RED FLAG WARNING IN EFFECT FROM NOON TO 9 PM MDT WEDNESDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 140... THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A RED FLAG WARNING FOR WIND AND LOW RELATIVE HUMIDITY...WHICH IS IN EFFECT FROM NOON TO 9 PM MDT WEDNESDAY. * AFFECTED AREA...FIRE WEATHER ZONE 140. * WINDS...SOUTHWEST 15 TO 20 MPH WITH GUSTS UP TO 35 MPH. * RELATIVE HUMIDITY...AS LOW AS 12 PERCENT. * IMPACTS...THE VERY DRY BREEZY CONDITIONS COMBINED WITH EXTREMELY DRY FUELS WILL PROVIDE CONDITIONS FAVORABLE FOR EXTREME FIRE BEHAVIOR. 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. && $$ WYZ277>279-291230- /O.NEW.KRIW.FW.W.0029.120829T1800Z-120830T0300Z/ LINCOLN AND UINTA COUNTIES/LOWER ELEVATIONS- UPPER GREEN RIVER BASIN/ROCK SPRINGS BLM- SWEETWATER COUNTY/ROCK SPRINGS BLM/FLAMING GORGE NRA- 607 PM MDT TUE AUG 28 2012 ...RED FLAG WARNING IN EFFECT FROM NOON TO 9 PM MDT WEDNESDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 277... 278 AND 279... THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A RED FLAG WARNING FOR WIND AND LOW RELATIVE HUMIDITY...WHICH IS IN EFFECT FROM NOON TO 9 PM MDT WEDNESDAY. * AFFECTED AREA...FIRE WEATHER ZONES 277...278 AND 279. * WINDS...WEST 10 TO 20 MPH WITH GUSTS UP TO 30 MPH. * RELATIVE HUMIDITY...AS LOW AS 13 PERCENT. * IMPACTS...THE VERY DRY BREEZY CONDITIONS COMBINED WITH EXTREMELY DRY FUELS WILL PROVIDE CONDITIONS FAVORABLE FOR EXTREME FIRE BEHAVIOR. DRY LIGHTNING WILL ALSO BE POSSIBLE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ HTTP://WEATHER.GOV/RIVERTON
What forecasters said that day
The local office's own words before this fire weather watch 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 fire weather watch went out at Aug 27, 11:41 AM MDT, 3 hours 17 minutes earlier.
Area forecast discussion, Aug 27, 11:41 AM MDT, 3 hours 17 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE RIVERTON WY 1141 AM MDT MON AUG 27 2012 .SHORT TERM...TODAY THROUGH WEDNESDAY NIGHT WHAT RESEMBLED A SHORTWAVE YESTERDAY IN THE GREAT BASIN COULD HAVE JUST BEEN AN AREA OF MOISTURE AND INSTABILITY WITH NO REAL SOURCE OF LIFT. AS A RESULT JUST ISOLATED THUNDERSTORM ACTIVITY THAT MAINLY AFFECTED THE WESTERN TIER OF THE CWA OCCURRED WITH LIMITED CLUSTERS OF LIGHTNING. AGAIN THERE ARE NO TANGIBLE FEATURES ONE CAN SINK THEIR TEETH INTO IN THE FLOW THAT WOULD PROVIDE ANY SIGNIFICANT SOURCE OF LIFT TODAY AND TUESDAY. HENCE WE WILL BE RELYING ON PRIMARILY LIMITED MID AND HIGH LEVEL MOISTURE AND OROGRAPHIC LIFT. WHAT FEW STORMS DO FORM WILL BE MAINLY OVER THE HIGHER TERRAIN. TOTAL TOTALS...LIFTED INDICES AND CAPE LOOK A BIT MORE FAVORABLE IN THE SOUTH AND WEST ZONES SO WENT WITH SLIGHTLY HIGHER POPS IN THOSE AREAS FOR LATE TODAY AND TUESDAY. A STRONG CIRCULATION OFF THE WASHINGTON COAST WILL OPEN AND ACCELERATE AND TRACK NORTHEAST ACROSS NORTHWEST MONTANA AND WILL SWING A TRAILING TROUGH ACROSS WYOMING WEDNESDAY AND WEDNESDAY NIGHT FOR OUR NEXT DECENT SHOT OF THUNDERSTORMS AS MONSOON MOISTURE STREAMS NORTH AHEAD OF THIS TROUGH. STRONGER SOUTHWEST WINDS WILL INCREASE AHEAD OF THIS TROUGH AS WELL. THESE SOUTHWEST WINDS WILL USHER IN HEAT THAT WILL LIKELY SHATTER RECORD HIGHS AT SOME LOCATIONS WITH HIGHS IN THE MID TO UPPER 90S EXPECTED AT SOME OF THE LOWER ELEVATIONS EAST OF THE DIVIDE. WITH STRONGER WINDS...HOT TEMPS...LOW RH AND THE POTENTIAL FOR DRY LIGHTNING...CRITICAL FIRE WEATHER CONDITIONS ARE CERTAINLY A CONCERN WEDNESDAY. NORTHERN WYOMING APPEARS THAT IT WILL BE ESPECIALLY DRY WEDNESDAY...CLOSER TO THE TRACK OF THE SHORTWAVE WHERE WINDS WILL INCREASE. THERE ARE DISCREPANCIES BETWEEN THE GFS AND THE ECMWF AS FAR AS POSITIONING AND TIMING OF THIS SHORTWAVE SO WILL LET LATER SHIFTS LOOK INTO THE POSSIBILITY OF A FIRE WEATHER WATCH FOR WEDNESDAY WHEN HOPEFULLY MODELS WILL COME MORE INTO ALIGNMENT. .LONG TERM...THURSDAY THROUGH MONDAY THE LONG TERM BEGINS WITH THE UPPER RIDGE FLATTENING DUE TO THE INFLUENCE OF A TROUGH APPROACHING FROM CANADA. THERE ARE STILL CONSIDERABLE MODEL DIFFERENCES IN THE TIMING AND SOUTHERN EXTENT OF THE TROUGH AS IT MOVES ACROSS THE NORTHERN ROCKIES. ANOTHER FACTOR WILL BE THE NORTHERN EXTENT OF THE MOISTURE WRAPPING AROUND THE FLATTENING HIGH PRESSURE CENTER AND ITS POSSIBLE IMPACT ON CONVECTION ACROSS THE AREA...WITH THE GFS AND THE DGEX MORE AGGRESSIVE WITH THE NORTHERN EXTENT OF THE CONVECTION ON THURSDAY. THE MODELS HINT AT MORE CONVECTION ON FRIDAY AND SATURDAY AFTERNOON...WITH THE LOWER LEVELS REMAINING DRY. FLOW REMAINS RATHER ZONAL SO ATTEMPTING TO TIME SHORT WAVES THAT COULD ENHANCE CONVECTION AT ONE TIME OVER ANY OTHER WILL BE DIFFICULT. AT THIS TIME A DAY OR TWO OF DRY THUNDERSTORMS IS POSSIBLE OVER THE WEEKEND WITH THE DEGREE OF IMPACT REMAINING FAIRLY UNCERTAIN THIS FAR OUT. BY MONDAY...THE EUROPEAN BEGINS TO REBUILD THE HIGH OVER THE INTERMOUNTAIN WEST WITH A DRY STABLE DAY EXPECTED...THE GFS BRINGS A WAVE THROUGH WITH ENOUGH MID LEVEL MOISTURE ASSOCIATED WITH IT TO SUGGEST MORE DRY THUNDERSTORMS ACROSS THE AREA ON MONDAY. ONCE AGAIN...A COMPROMISE BETWEEN THE TWO WAS USED FOR THE FORECAST WITH ONLY A SLIGHT CHANCE OF THUNDERSTORMS ACROSS THE HIGHER ELEVATIONS. TEMPERATURES WERE KEPT NEAR TO SLIGHTLY ABOVE SEASONAL NORMS THROUGH THE PERIOD...DUE TO THE LACK OF ANY SIGNIFICANT COLD TROUGHING OR SIGNIFICANTLY CLOUDY DAYS...CONVERSELY THE LESS AMPLIFIED PATTERN WILL DISCOURAGE LARGE RIDGES FROM FORMING DURING THE PERIOD...PREVENTING TEMPERATURES FROM RISING TOO FAR ABOVE NORMAL. && .AVIATION.../18Z ISSUANCE/ ISOLATED SHOWER AND THUNDERSTORM ACTIVITY IS POSSIBLE WEST OF THE CONTINENTAL DIVIDE. DRIER AIR SHOULD END CONVECTION BY 00Z TUESDAY IN NORTHWEST WYOMING WITH STORMS LASTING UNTIL 05Z TO THE SOUTH. SMOKE FROM AREA WILDFIRES MAY CAUSE REDUCED VSBY WITH MVFR AT TIMES. KCOD WILL BE MOST AFFECTED THROUGH THE AFTERNOON HOURS TODAY. && .FIRE WEATHER... A WARM AND DRY DAY IS SLATED FOR TODAY WITH ANY ISOLATED THUNDERSTORMS MOST LIKELY TODAY WEST OF THE DIVIDE WITH A SLIGHTLY BETTER CHANCE IN THE MOUNTAINS. THE NEXT SIGNIFICANT PACIFIC TROUGH WILL SWING ACROSS THE AREA WEDNESDAY AND WEDNESDAY NIGHT. AS MONSOON MOISTURE STREAMS NORTH AHEAD OF THIS TROUGH A BETTER CHANCE OF THUNDERSTORMS CAN BE EXPECTED. STRONGER SOUTHWEST WINDS WILL INCREASE AHEAD OF THIS TROUGH AS WELL. THESE SOUTHWEST WINDS WILL USHER IN HEAT THAT WILL LIKELY SHATTER RECORD HIGH TEMPERATURES AT SOME LOCATIONS WITH HIGHS IN THE MID TO UPPER 90S EXPECTED AT SOME OF THE LOWER ELEVATIONS EAST OF THE DIVIDE. WITH STRONGER WINDS...HOT TEMPS...LOW RH AND THE POTENTIAL FOR DRY LIGHTNING...CRITICAL FIRE WEATHER CONDITIONS ARE CERTAINLY A CONCERN WEDNESDAY. NORTHERN WYOMING APPEARS THAT IT WILL BE ESPECIALLY DRY WEDNESDAY WITH MINIMUM RELATIVE HUMIDITY IN THE UPPER SINGLE DIGITS...CLOSER TO THE TRACK OF THE SHORTWAVE TROUGH WHERE WINDS WILL INCREASE. THERE ARE DISCREPANCIES BETWEEN THE MODELS AS FAR AS POSITIONING AND TIMING OF THIS SHORTWAVE TROUGH SO WILL LET LATER SHIFTS LOOK INTO THE POSSIBILITY OF A FIRE WEATHER WATCH FOR WEDNESDAY WHEN HOPEFULLY MODELS WILL COME MORE INTO ALIGNMENT. && .RIW WATCHES/WARNINGS/ADVISORIES... && SHORT TERM...LIPSON LONG TERM...ALLEN AVIATION...WM FIRE WEATHER...LIPSON
Hazardous weather outlook, Aug 27, 4:41 AM MDT, 10 hours 17 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE RIVERTON WY 441 AM MDT MON AUG 27 2012 WYZ001>020-022>030-281106- 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- 441 AM MDT MON AUG 27 2012 THIS HAZARDOUS WEATHER OUTLOOK IS FOR WESTERN AND CENTRAL WYOMING. .DAY ONE...TODAY AND TONIGHT ISOLATED THUNDERSTORMS MAINLY OVER AND NEAR THE MOUNTAINS AND ACROSS THE SOUTHWEST WITH OCCASIONALLY WARM AND WINDY CONDITIONS IN THE AFTERNOON...WHICH COULD INCREASE FIRE DANGER. .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY TUESDAY...ISOLATED THUNDERSTORMS MAINLY OVER AND NEAR THE MOUNTAINS AND ACROSS THE SOUTHWEST. WITH OCCASIONALLY WARM AND WINDY CONDITIONS IN THE AFTERNOON...WHICH COULD INCREASE FIRE DANGER. WEDNESDAY...THERE WILL BE A POTENTIAL FOR DRY THUNDERSTORMS. THESE THUNDERSTORMS WILL LIKELY COMBINE WITH INCREASING PREVAILING WINDS ALONG WITH RECORD HEAT AND LOW RELATIVE HUMIDITY WHICH WILL LIKELY INCREASE THE POTENTIAL FOR CRITICAL FIRE WEATHER CONDITIONS. FRIDAY AND SATURDAY...DRY THUNDERSTORMS POSSIBLE...WHICH COULD CAUSE NEW WILDFIRES AND WIND DAMAGE. .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 |
|---|---|---|---|---|
| Aug 26, 9:05 PM MDT | Special Weather Statement | RIW | Teton | 55 min |
| Aug 27, 4:07 PM MDT | Special Weather Statement | RIW | Sweetwater | 53 min |
| Aug 27, 4:52 PM MDT | Special Weather Statement | RIW | Sweetwater | 38 min |
| Aug 27, 5:26 PM MDT | Special Weather Statement | RIW | Sweetwater | 49 min |
Nearby
Fire Weather Watches in Wyoming, 2012Every fire weather watch 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.