Alert archive / Wyoming / Red Flag Warnings in 2012
Red Flag Warning 29, NWS Riverton, WY
NWS Riverton, WY issued this red flag warning at Aug 28, 2012, 3:51 PM MDT for 12 counties in Wyoming. It took effect at Aug 29, 2012, 12:00 PM MDT. It was in force for 9 hr. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Aug 28, 2012, 3:51 PM MDT (21:51 UTC)
- In effect from
- Aug 29, 2012, 12:00 PM MDT
- Expired
- Aug 29, 2012, 9:00 PM MDT
- In force
- 9 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 21:53 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, 9.9 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
- 3269 m above ground
- 0-6 km bulk shear
- 23 kt
- 0-1 km storm-relative helicity
- 15 m²/s²
- 0-3 km storm-relative helicity
- 61 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
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. && $$ HTTP://WEATHER.GOV/RIVERTON
4 follow-up statements
590 WWUS85 KRIW 290019 CCA RFWRIW URGENT - FIRE WEATHER MESSAGE...CORRECTED NATIONAL WEATHER SERVICE RIVERTON WY 607 PM MDT TUE AUG 28 2012 ...BREEZY WIND AND LOW RELATIVE HUMIDITY EXPECTED WEDNESDAY AFTERNOON AND EVENING... .A STORM SYSTEM MOVING ACROSS THE NORTHERN ROCKIES WEDNESDAY WILL BRING INCREASING WINDS AND A SWATH OF DRY AIR ACROSS THE REGION...RESULTING IN CRITICAL FIRE WEATHER CONDITIONS ACROSS THE ENTIRE REGION WEDNESDAY AFTERNOON AND EVENING. SOME ISOLATED DRY THUNDERSTORMS MAY ALSO OCCUR OVER PORTIONS OF SOUTHERN WYOMING. WYZ286-288-291230- /O.UPG.KRIW.FW.A.0021.120829T1800Z-120830T0300Z/ /O.NEW.KRIW.FW.W.0029.120829T1800Z-120830T0300Z/ ABSAROKA MOUNTAINS/NORTH SHOSHONE NF- EAST WIND RIVER MOUNTAINS/SOUTH SHOSHONE NF- 607 PM MDT TUE AUG 28 2012 ...RED FLAG WARNING IN EFFECT FROM NOON TO 9 PM MDT WEDNESDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 286 AND 288... THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A RED FLAG WARNING FOR WIND AND LOW RELATIVE HUMIDITY...WHICH IS IN EFFECT FROM NOON TO 9 PM MDT WEDNESDAY. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. * AFFECTED AREA...FIRE WEATHER ZONES 286 AND 288. * WINDS...SOUTHWEST 15 TO 20 MPH WITH GUSTS UP TO 35 MPH. * RELATIVE HUMIDITY...AS LOW AS 11 PERCENT. * IMPACTS...THE VERY DRY BREEZY CONDITIONS COMBINED WITH EXTREMELY DRY FUELS WILL PROVIDE CONDITIONS FAVORABLE FOR EXTREME FIRE BEHAVIOR. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ 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
459 WWUS85 KRIW 290838 RFWRIW URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE RIVERTON WY 238 AM MDT WED AUG 29 2012 ...BREEZY WIND AND LOW RELATIVE HUMIDITY EXPECTED THIS AFTERNOON AND EVENING... .A STORM SYSTEM MOVING ACROSS THE NORTHERN ROCKIES TODAY WILL BRING INCREASING WINDS AND A SWATH OF DRY AIR ACROSS THE REGION... RESULTING IN CRITICAL FIRE WEATHER CONDITIONS ACROSS THE ENTIRE REGION THIS AFTERNOON AND EVENING. SOME ISOLATED DRY THUNDERSTORMS MAY ALSO OCCUR MAINLY OVER PORTIONS OF SOUTHERN WYOMING. WYZ286-288-291645- /O.CON.KRIW.FW.W.0029.120829T1800Z-120830T0300Z/ ABSAROKA MOUNTAINS/NORTH SHOSHONE NF- EAST WIND RIVER MOUNTAINS/SOUTH SHOSHONE NF- 238 AM MDT WED AUG 29 2012 ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TODAY TO 9 PM MDT THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 286 AND 288... * 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 8 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. && $$ WYZ283-291645- /O.CON.KRIW.FW.W.0029.120829T1800Z-120830T0300Z/ UPPER WIND RIVER BASIN/WIND RIVER BASIN- 238 AM MDT WED AUG 29 2012 ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TODAY TO 9 PM MDT THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 283... * AFFECTED AREA...FIRE WEATHER ZONE 283. * WINDS...SOUTHWEST 10 TO 15 MPH WITH GUSTS UP TO 25 MPH. * RELATIVE HUMIDITY...AS LOW AS 10 PERCENT. * IMPACTS...THE VERY DRY BREEZY CONDITIONS COMBINED WITH EXTREMELY DRY FUELS WILL PROVIDE CONDITIONS FAVORABLE FOR EXTREME FIRE BEHAVIOR. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ WYZ289-291645- /O.CON.KRIW.FW.W.0029.120829T1800Z-120830T0300Z/ GRANITE/GREEN/FERRIS/RATTLESNAKE MOUNTAINS- 238 AM MDT WED AUG 29 2012 ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TODAY TO 9 PM MDT THIS 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 9 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. && $$ WYZ280-300-291645- /O.CON.KRIW.FW.W.0029.120829T1800Z-120830T0300Z/ NATRONA COUNTY/CASPER BLM-CASPER MOUNTAIN- 238 AM MDT WED AUG 29 2012 ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TODAY TO 9 PM MDT THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 280 AND 300... * AFFECTED AREA...FIRE WEATHER ZONES 280 AND 300. * WINDS...SOUTHWEST AROUND 15 MPH WITH GUSTS UP TO 25 MPH. * RELATIVE HUMIDITY...AS LOW AS 12 PERCENT. * IMPACTS...THE VERY DRY BREEZY CONDITIONS COMBINED WITH EXTREMELY DRY FUELS WILL PROVIDE CONDITIONS FAVORABLE FOR EXTREME FIRE BEHAVIOR. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ WYZ275-276-282-291645- /O.CON.KRIW.FW.W.0029.120829T1800Z-120830T0300Z/ NORTH BIG HORN BASIN/WORLAND BLM-CODY FOOTHILLS- SOUTH BIG HORN BASIN/WORLAND BLM- 238 AM MDT WED AUG 29 2012 ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TODAY TO 9 PM MDT THIS 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 5 TO 15 MPH WITH GUSTS UP TO 25 MPH. * RELATIVE HUMIDITY...AS LOW AS 8 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. && $$ WYZ285-287-291645- /O.CON.KRIW.FW.W.0029.120829T1800Z-120830T0300Z/ SOUTH BIGHORN MOUNTAINS-OWL CREEK MOUNTAINS- 238 AM MDT WED AUG 29 2012 ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TODAY TO 9 PM MDT THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 285 AND 287... * AFFECTED AREA...FIRE WEATHER ZONES 285 AND 287. * WINDS...WEST 10 TO 15 MPH WITH GUSTS UP TO 25 MPH. * RELATIVE HUMIDITY...AS LOW AS 11 PERCENT. * IMPACTS...THE VERY DRY BREEZY CONDITIONS COMBINED WITH EXTREMELY DRY FUELS WILL PROVIDE CONDITIONS FAVORABLE FOR EXTREME FIRE BEHAVIOR. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ WYZ281-291645- /O.CON.KRIW.FW.W.0029.120829T1800Z-120830T0300Z/ JOHNSON COUNTY/CASPER BLM- 238 AM MDT WED AUG 29 2012 ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TODAY TO 9 PM MDT THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 281... * AFFECTED AREA...FIRE WEATHER ZONE 281. * WINDS...WEST 10 TO 15 MPH WITH GUSTS UP TO 20 TO 25 MPH. * RELATIVE HUMIDITY...AS LOW AS 9 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. && $$ WYZ414>416-291645- /O.CON.KRIW.FW.W.0029.120829T1800Z-120830T0300Z/ SALT AND WYOMING RANGES/WEST ZONE BRIDGER TETON NF- NORTH ZONE BRIDGER TETON NF AND GRAND TETON NP- WEST WIND RIVER MOUNTAINS/EAST ZONE BRIDGER TETON NF- 238 AM MDT WED AUG 29 2012 ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TODAY TO 9 PM MDT THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 416... * AFFECTED AREA...FIRE WEATHER ZONES 414...415 AND 416. * WINDS...SOUTHWEST 15 TO 20 MPH WITH GUSTS UP TO 35 MPH. * RELATIVE HUMIDITY...AS LOW AS 12 PERCENT. * IMPACTS...THE VERY DRY BREEZY CONDITIONS COMBINED WITH EXTREMELY DRY FUELS WILL PROVIDE CONDITIONS FAVORABLE FOR EXTREME FIRE BEHAVIOR. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ WYZ140-291645- /O.CON.KRIW.FW.W.0029.120829T1800Z-120830T0300Z/ YELLOWSTONE NATIONAL PARK- 238 AM MDT WED AUG 29 2012 ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TODAY TO 9 PM MDT THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 140... * AFFECTED AREA...FIRE WEATHER ZONE 140. * WINDS...SOUTHWEST 15 TO 20 MPH WITH GUSTS UP TO 35 MPH. * RELATIVE HUMIDITY...AS LOW AS 8 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. && $$ WYZ277>279-291645- /O.CON.KRIW.FW.W.0029.120829T1800Z-120830T0300Z/ LINCOLN AND UINTA COUNTIES/LOWER ELEVATIONS- UPPER GREEN RIVER BASIN/ROCK SPRINGS BLM- SWEETWATER COUNTY/ROCK SPRINGS BLM/FLAMING GORGE NRA- 238 AM MDT WED AUG 29 2012 ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TODAY TO 9 PM MDT THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 277...278 AND 279... * AFFECTED AREA...FIRE WEATHER ZONES 277...278 AND 279. * WINDS...WEST 10 TO 20 MPH WITH GUSTS UP TO 30 MPH. * RELATIVE HUMIDITY...AS LOW AS 11 PERCENT. * IMPACTS...THE VERY DRY BREEZY CONDITIONS COMBINED WITH EXTREMELY DRY FUELS WILL PROVIDE CONDITIONS FAVORABLE FOR EXTREME FIRE BEHAVIOR. DRY LIGHTNING WILL ALSO BE POSSIBLE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ HTTP://WEATHER.GOV/RIVERTON
382 WWUS85 KRIW 291644 RFWRIW URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE RIVERTON WY 1044 AM MDT WED AUG 29 2012 ...BREEZY WIND AND LOW RELATIVE HUMIDITY EXPECTED THIS AFTERNOON AND EVENING... .A STORM SYSTEM MOVING ACROSS THE NORTHERN ROCKIES TODAY WILL BRING INCREASING WINDS AND A SWATH OF DRY AIR ACROSS THE REGION... RESULTING IN CRITICAL FIRE WEATHER CONDITIONS ACROSS THE ENTIRE REGION THIS AFTERNOON AND EVENING. SOME ISOLATED DRY THUNDERSTORMS MAY ALSO OCCUR MAINLY OVER PORTIONS OF SOUTHERN WYOMING. WYZ286-288-300300- /O.CON.KRIW.FW.W.0029.120829T1800Z-120830T0300Z/ ABSAROKA MOUNTAINS/NORTH SHOSHONE NF- EAST WIND RIVER MOUNTAINS/SOUTH SHOSHONE NF- 1044 AM MDT WED AUG 29 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 286 AND 288... * AFFECTED AREA...FIRE WEATHER ZONES 286 AND 288. * WINDS...WEST 15 TO 25 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. && $$ WYZ283-300300- /O.CON.KRIW.FW.W.0029.120829T1800Z-120830T0300Z/ UPPER WIND RIVER BASIN/WIND RIVER BASIN- 1044 AM MDT WED AUG 29 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 283... * AFFECTED AREA...FIRE WEATHER ZONE 283. * WINDS...WEST 10 TO 15 MPH WITH GUSTS UP TO 25 MPH. * RELATIVE HUMIDITY...AS LOW AS 10 PERCENT. * IMPACTS...THE VERY DRY BREEZY CONDITIONS COMBINED WITH EXTREMELY DRY FUELS WILL PROVIDE CONDITIONS FAVORABLE FOR EXTREME FIRE BEHAVIOR. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ WYZ289-300300- /O.CON.KRIW.FW.W.0029.120829T1800Z-120830T0300Z/ GRANITE/GREEN/FERRIS/RATTLESNAKE MOUNTAINS- 1044 AM MDT WED AUG 29 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS 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 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. && $$ WYZ280-300-300300- /O.CON.KRIW.FW.W.0029.120829T1800Z-120830T0300Z/ NATRONA COUNTY/CASPER BLM-CASPER MOUNTAIN- 1044 AM MDT WED AUG 29 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 280 AND 300... * AFFECTED AREA...FIRE WEATHER ZONES 280 AND 300. * WINDS...WEST AROUND 15 MPH WITH GUSTS UP TO 25 MPH. * RELATIVE HUMIDITY...AS LOW AS 11 PERCENT. * IMPACTS...THE VERY DRY BREEZY CONDITIONS COMBINED WITH EXTREMELY DRY FUELS WILL PROVIDE CONDITIONS FAVORABLE FOR EXTREME FIRE BEHAVIOR. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ WYZ275-276-282-300300- /O.CON.KRIW.FW.W.0029.120829T1800Z-120830T0300Z/ NORTH BIG HORN BASIN/WORLAND BLM-CODY FOOTHILLS- SOUTH BIG HORN BASIN/WORLAND BLM- 1044 AM MDT WED AUG 29 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS 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...WEST 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. && $$ WYZ285-287-300300- /O.CON.KRIW.FW.W.0029.120829T1800Z-120830T0300Z/ SOUTH BIGHORN MOUNTAINS-OWL CREEK MOUNTAINS- 1044 AM MDT WED AUG 29 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 285 AND 287... * AFFECTED AREA...FIRE WEATHER ZONES 285 AND 287. * WINDS...WEST 10 TO 15 MPH WITH GUSTS UP TO 25 MPH. * RELATIVE HUMIDITY...AS LOW AS 10 PERCENT. * IMPACTS...THE VERY DRY BREEZY CONDITIONS COMBINED WITH EXTREMELY DRY FUELS WILL PROVIDE CONDITIONS FAVORABLE FOR EXTREME FIRE BEHAVIOR. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ WYZ281-300300- /O.CON.KRIW.FW.W.0029.120829T1800Z-120830T0300Z/ JOHNSON COUNTY/CASPER BLM- 1044 AM MDT WED AUG 29 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 281... * AFFECTED AREA...FIRE WEATHER ZONE 281. * WINDS...WEST 5 TO 15 MPH WITH GUSTS UP TO 25 MPH. * RELATIVE HUMIDITY...AS LOW AS 9 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. && $$ WYZ414>416-300300- /O.CON.KRIW.FW.W.0029.120829T1800Z-120830T0300Z/ SALT AND WYOMING RANGES/WEST ZONE BRIDGER TETON NF- NORTH ZONE BRIDGER TETON NF AND GRAND TETON NP- WEST WIND RIVER MOUNTAINS/EAST ZONE BRIDGER TETON NF- 1044 AM MDT WED AUG 29 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 416... * AFFECTED AREA...FIRE WEATHER ZONES 414...415 AND 416. * WINDS...WEST 10 TO 20 MPH WITH GUSTS UP TO 30 MPH. * RELATIVE HUMIDITY...AS LOW AS 13 PERCENT. * IMPACTS...THE VERY DRY BREEZY CONDITIONS COMBINED WITH EXTREMELY DRY FUELS WILL PROVIDE CONDITIONS FAVORABLE FOR EXTREME FIRE BEHAVIOR. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ WYZ140-300300- /O.CON.KRIW.FW.W.0029.120829T1800Z-120830T0300Z/ YELLOWSTONE NATIONAL PARK- 1044 AM MDT WED AUG 29 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 140... * 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. && $$ WYZ277>279-300300- /O.CON.KRIW.FW.W.0029.120829T1800Z-120830T0300Z/ LINCOLN AND UINTA COUNTIES/LOWER ELEVATIONS- UPPER GREEN RIVER BASIN/ROCK SPRINGS BLM- SWEETWATER COUNTY/ROCK SPRINGS BLM/FLAMING GORGE NRA- 1044 AM MDT WED AUG 29 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 277... 278 AND 279... * AFFECTED AREA...FIRE WEATHER ZONES 277...278 AND 279. * WINDS...WEST 10 TO 20 MPH WITH GUSTS UP TO 30 MPH. * RELATIVE HUMIDITY...AS LOW AS 13 PERCENT. * IMPACTS...THE VERY DRY BREEZY CONDITIONS COMBINED WITH EXTREMELY DRY FUELS WILL PROVIDE CONDITIONS FAVORABLE FOR EXTREME FIRE BEHAVIOR. DRY LIGHTNING WILL ALSO BE POSSIBLE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ HTTP://WEATHER.GOV/RIVERTON
762 WWUS85 KRIW 300256 RFWRIW URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE RIVERTON WY 856 PM MDT WED AUG 29 2012 WYZ286-288-300400- /O.EXP.KRIW.FW.W.0029.000000T0000Z-120830T0300Z/ ABSAROKA MOUNTAINS/NORTH SHOSHONE NF- EAST WIND RIVER MOUNTAINS/SOUTH SHOSHONE NF- 856 PM MDT WED AUG 29 2012 ...RED FLAG WARNING WILL EXPIRE AT 9 PM MDT THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 286 AND 288... THE WIND WILL DECREASE OVERNIGHT AND THE RELATIVE HUMIDITY WILL ALSO INCREASE BY MIDNIGHT. THUS THE RED FLAG CONDITIONS WILL END. $$ WYZ283-300400- /O.EXP.KRIW.FW.W.0029.000000T0000Z-120830T0300Z/ UPPER WIND RIVER BASIN/WIND RIVER BASIN- 856 PM MDT WED AUG 29 2012 ...RED FLAG WARNING WILL EXPIRE AT 9 PM MDT THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 283... THE WIND HAS DECREASE AND THE RELATIVE HUMIDITY WILL ALSO INCREASE BY MIDNIGHT. THUS THE RED FLAG CONDITIONS WILL END. $$ WYZ289-300400- /O.EXP.KRIW.FW.W.0029.000000T0000Z-120830T0300Z/ GRANITE/GREEN/FERRIS/RATTLESNAKE MOUNTAINS- 856 PM MDT WED AUG 29 2012 ...RED FLAG WARNING WILL EXPIRE AT 9 PM MDT THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 289... THE WIND WILL DECREASE OVERNIGHT AND THE RELATIVE HUMIDITY WILL ALSO INCREASE BY MIDNIGHT. THUS THE RED FLAG CONDITIONS WILL END. $$ WYZ280-300-300400- /O.EXP.KRIW.FW.W.0029.000000T0000Z-120830T0300Z/ NATRONA COUNTY/CASPER BLM-CASPER MOUNTAIN- 856 PM MDT WED AUG 29 2012 ...RED FLAG WARNING WILL EXPIRE AT 9 PM MDT THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 280 AND 300... THE WIND HAS DECREASED AND THE RELATIVE HUMIDITY WILL ALSO INCREASE BY MIDNIGHT. THUS THE RED FLAG CONDITIONS WILL END. $$ WYZ275-276-282-300400- /O.EXP.KRIW.FW.W.0029.000000T0000Z-120830T0300Z/ NORTH BIG HORN BASIN/WORLAND BLM-CODY FOOTHILLS- SOUTH BIG HORN BASIN/WORLAND BLM- 856 PM MDT WED AUG 29 2012 ...RED FLAG WARNING WILL EXPIRE AT 9 PM MDT THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 275...276 AND 282... THE WIND HAS DECREASED AND THE RELATIVE HUMIDITY WILL ALSO INCREASE BY MIDNIGHT. THUS THE RED FLAG CONDITIONS WILL END. $$ WYZ285-287-300400- /O.EXP.KRIW.FW.W.0029.000000T0000Z-120830T0300Z/ SOUTH BIGHORN MOUNTAINS-OWL CREEK MOUNTAINS- 856 PM MDT WED AUG 29 2012 ...RED FLAG WARNING WILL EXPIRE AT 9 PM MDT THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 285 AND 287... THE WIND WILL DECREASE OVERNIGHT AND THE RELATIVE HUMIDITY WILL ALSO INCREASE BY MIDNIGHT. THUS THE RED FLAG CONDITIONS WILL END. $$ WYZ281-300400- /O.EXP.KRIW.FW.W.0029.000000T0000Z-120830T0300Z/ JOHNSON COUNTY/CASPER BLM- 856 PM MDT WED AUG 29 2012 ...RED FLAG WARNING WILL EXPIRE AT 9 PM MDT THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 281... THE WIND WILL DECREASE OVERNIGHT AND THE RELATIVE HUMIDITY WILL ALSO INCREASE BY MIDNIGHT. THUS THE RED FLAG CONDITIONS WILL END. $$ WYZ414>416-300400- /O.EXP.KRIW.FW.W.0029.000000T0000Z-120830T0300Z/ SALT AND WYOMING RANGES/WEST ZONE BRIDGER TETON NF- NORTH ZONE BRIDGER TETON NF AND GRAND TETON NP- WEST WIND RIVER MOUNTAINS/EAST ZONE BRIDGER TETON NF- 856 PM MDT WED AUG 29 2012 ...RED FLAG WARNING WILL EXPIRE AT 9 PM MDT THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 416... THE WIND WILL DECREASE OVERNIGHT AND THE RELATIVE HUMIDITY WILL ALSO INCREASE BY MIDNIGHT. THUS THE RED FLAG CONDITIONS WILL END. $$ WYZ140-300400- /O.EXP.KRIW.FW.W.0029.000000T0000Z-120830T0300Z/ YELLOWSTONE NATIONAL PARK- 856 PM MDT WED AUG 29 2012 ...RED FLAG WARNING WILL EXPIRE AT 9 PM MDT THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 140... THE WIND WILL DECREASE OVERNIGHT AND THE RELATIVE HUMIDITY WILL ALSO INCREASE BY MIDNIGHT. THUS THE RED FLAG CONDITIONS WILL END. $$ WYZ277>279-300400- /O.EXP.KRIW.FW.W.0029.000000T0000Z-120830T0300Z/ LINCOLN AND UINTA COUNTIES/LOWER ELEVATIONS- UPPER GREEN RIVER BASIN/ROCK SPRINGS BLM- SWEETWATER COUNTY/ROCK SPRINGS BLM/FLAMING GORGE NRA- 856 PM MDT WED AUG 29 2012 ...RED FLAG WARNING WILL EXPIRE AT 9 PM MDT THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 277...278 AND 279... THE WIND HAS DECREASED AND THE RELATIVE HUMIDITY WILL ALSO INCREASE BY MIDNIGHT. THUS THE RED FLAG CONDITIONS WILL END. $$ 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 Aug 28, 3:42 PM MDT, 9 minutes earlier.
Area forecast discussion, Aug 28, 3:42 PM MDT, 9 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE RIVERTON WY 342 PM MDT TUE AUG 28 2012 .SHORT TERM...TONIGHT THROUGH FRIDAY A RIDGE OF HIGH PRESSURE REMAINS IN PLACE OVER WYOMING AND WILL BEGIN TO SHIFT EASTWARD INTO THE PLAINS OVERNIGHT TONIGHT. THIS WILL BE IN RESPONSE TO A LONG WAVE TROUGH OFF THE PACIFIC NORTHWEST COAST...THAT WILL MOVE ONSHORE LATER TONIGHT. THIS WILL SETUP SOUTHWEST FLOW ACROSS THE AREA FOR MOST OF THE FORECAST PERIOD. AS THE TROUGH MOVES OVER THE NORTHERN ROCKIES...AN ASSOCIATED COLD FRONT WILL MOVE THROUGH THE CWA BY WEDNESDAY AFTERNOON. WEAK RIDGING WILL BEGIN TO REBUILD OVER THE AREA THURSDAY AFTERNOON. AS IT DOES SO...MONSOONAL MOISTURE CIRCULATING OVER THE FOUR CORNERS AREA WILL ADVECT NORTHWARD INTO WYOMING. CHANCES FOR SHOWERS AND THUNDERSTORMS WILL INCREASE FROM THURSDAY AFTERNOON THROUGH SATURDAY...WITH FRIDAY LOOKING TO BE THE MOST ACTIVE. MOST OF THIS ACTIVITY WILL BE CONCENTRATED ACROSS WESTERN AND SOUTHERN PORTIONS FRIDAY MORNING AND AFTERNOON...BEFORE SPREADING ACROSS THE REST OF THE CWA LATE FRIDAY AFTERNOON INTO THE EVENING HOURS. AT THIS TIME...THE STRONGER STORMS WILL BE IN WESTERN WYOMING AS AN EMBEDDED SHORTWAVE MOVES NORTHWARD FROM UTAH THURSDAY NIGHT AND FRIDAY MORNING. THIS AREA WILL HAVE CAPE VALUES OF 500 TO 1000 J/KG, INCREASED INSTABILITY AND MOISTURE AS WELL AS ADDED UPSLOPE AS THE SHORTWAVE MOVES OVER THE HIGHER TERRAIN. 700MB TEMPERATURES OF 14-16C AND SOUTHWEST FLOW REGIME ALOFT WILL KEEP TEMPERATURES ABOVE NORMAL THROUGH THE PERIOD. TEMPERATURES OVERNIGHT WILL BE WARM...WITH LOWS IN THE 40S AND 50S WEST OF THE DIVIDE. EAST OF THE DIVIDE WILL ONLY DROP INTO THE 60S...WITH UPPER 60S EXPECTED IN PORTIONS OF JOHNSON COUNTY. THIS WILL MAKE FOR ANOTHER DAY OF ABOVE NORMAL HIGHS WITH UPPER 90S TO NEAR 100 DEGREES FOR PORTIONS OF THE BIG HORN BASIN AND JOHNSON COUNTY. ALTHOUGH IT WON'T FEEL LIKE IT...TEMPERATURES WILL BE KNOCKED DOWN 10-15 DEGREES ON THURSDAY BEHIND WEDNESDAYS COLD FRONT. FRIDAY WILL WARM A FEW DEGREES...COMPARED TO THURSDAY. .LONG TERM...FRIDAY NIGHT THROUGH TUESDAY SHOWERS AND ISOLATED THUNDERSTORMS MAY LAST THROUGH FRIDAY NIGHT AS RIGHT ENTRANCE REGION DYNAMICS ENHANCE LIFT ALREADY ASSOCIATED WITH A WEAK SHORTWAVE TROUGH IN SOUTHWEST FLOW. THE GREATEST COVERAGE WILL BE OVER THE MOUNTAINS BUT ISOLATED ACTIVITY IS POSSIBLE IN THE BASINS AS WELL. SATURDAY SHOULD BE A BIT COOLER WITH AN INCREASE IN CLOUD COVER. AN ELONGATED POSITIVELY TILTED TROUGH WILL STRETCH FROM WEST CENTRAL CANADA THROUGH THE CALIFORNIA COAST AND MOVE EAST AS THE RIDGE OVER THE CENTRAL CONUS WEAKENS A BIT. THIS TROUGH WILL SEND A COLD FRONT THROUGH THE CWA SATURDAY BRINGING WINDIER CONDITIONS AHEAD OF IT...MAINLY ACROSS THE HIGH COUNTRY AND SOUTHERN WYOMING. MOISTURE ASSOCIATED WITH THIS SYSTEM WILL ENHANCE INSTABILITY IN THE WEST BRINGING MORE SHOWER AND THUNDERSTORM ACTIVITY. A DRY ZONAL FLOW REGIME RETURNS SUNDAY AS THE UPPER LOW PULLS OFF TO THE NORTH. COOLER BUT STILL NEAR NORMAL TEMPERATURES WILL REMAIN. MODELS DIVERGE A BIT MONDAY. THEY ALL SEEM TO DEVELOP ANOTHER TROUGH OVER WESTERN CANADA BUT THE EFFECTS ON WYOMING DIFFER. THE GFS SOLUTION HANGS THE TROUGH TO THE WEST...KEEPING A WEAK RIDGE OVER THE AREA WHILE THE ECMWF IS A BIT MORE PROGRESSIVE KEEPING ZONAL FLOW THROUGH MONDAY AND MOVING THE TROUGH THROUGH ON TUESDAY. BOTH SOLUTIONS ARE FAIRLY DRY BUT THE ECMWF SOLUTION WOULD BRING COOLER TEMPERATURES FOR TUESDAY. HAVE LEANED TOWARD THE GFS SOLUTION FOR NOW. && .AVIATION.../00Z ISSUANCE/ ISOLATED THUNDERSTORM ACTIVITY IS POSSIBLE THROUGH 02Z MAINLY SOUTH OF INTERSTATE 80 AND AFFECTING KRKS. GUSTY AND ERRATIC WIND CAN BE EXPECTED NEAR ANY STORMS. SMOKE FROM AREA WILDFIRES MAY BRING REDUCED VSBY TO MVFR AND LOCALLY IFR CONDITIONS OVER THE MOUNTAINS OF WESTERN WYOMING. THE TERMINAL MOST AFFECTED WILL BE KCOD BUT SMOKE MAY BE TRAPPED IN THE BIG HORN BASIN DURING THE MORNING HOURS WEDNESDAY. AN APPROACHING DISTURBANCE WILL BRING INCREASED WIND WEDNESDAY FOR MOST IF NOT ALL TERMINALS. 10 TO 15 KT WIND WITH GUSTS TO 25 KT WILL BE COMMON WITH HIGHER WIND OVER THE MOUNTAINS. WINDIEST CONDITIONS WILL OCCUR AFTER 17Z. ISOLATED THUNDERSTORMS ARE EXPECTED SOUTH OF A KRKS TO KCPR LINE AFTER 19Z WEDNESDAY. && .FIRE WEATHER... A RED FLAG WARNING IS IN EFFECT FOR ALL ZONES FROM 18Z WEDNESDAY THROUGH 03Z THURSDAY. THIS WILL BE FOR BREEZY WINDS WITH GUSTS OF 25 TO 30 MPH AND LOW RELATIVE HUMIDITY. DRY LIGHTNING ASSOCIATED WITH ISOLATED THUNDERSTORMS ACROSS PORTIONS OF ZONE 279 WILL ALSO BE POSSIBLE. TEMPERATURES TONIGHT AND WEDNESDAY WILL BE ABOVE NORMAL WITH LOWS IN THE 40S AND 50S WEST OF THE DIVIDE. EAST OF THE DIVIDE WILL ONLY DROP INTO THE 60S...WITH UPPER 60S EXPECTED IN PORTIONS OF ZONE 281. AFTERNOON HIGHS WILL ONCE APPROACH RECORD LEVELS FOR ZONES 275...281 AND 282. A SURGE OF MONSOONAL MOISTURE WILL ENTER SOUTHERN WYOMING THURSDAY...BRINGING ISOLATED THUNDERSTORMS OVER THE HIGHER ELEVATIONS...AND SOUTHERN PORTIONS OF THE STATE. THIS TREND WILL INCREASE INTO FRIDAY...WITH MOST OF THE STATE AFFECTED ISOLATED TO WIDELY SCATTERED THUNDERSTORM ACTIVITY. && .RIW WATCHES/WARNINGS/ADVISORIES... RED FLAG WARNING FROM NOON TO 9 PM MDT WEDNESDAY WYZ140-275>283-285>289-300-414>416. && SHORT TERM...LAVOIE LONG TERM...BERC AVIATION...BERC FIRE WEATHER...LAVOIE
Hazardous weather outlook, Aug 28, 5:00 AM MDT, 10 hours 51 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE RIVERTON WY 500 AM MDT TUE AUG 28 2012 WYZ001>020-022>030-291200- 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 TUE AUG 28 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 SOUTH AND SOUTHWEST WITH OCCASIONALLY WARM AND WINDY CONDITIONS IN THE AFTERNOON...WHICH COULD INCREASE FIRE DANGER. .DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY 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...ISOLATED TO WIDELY SCATTERED THUNDERSTORMS POSSIBLE. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL NOT BE NEEDED TODAY AND TONIGHT. TEAM RIVERTON
In the hours before
Special weather statement, Aug 28, 3:14 PM MDT, 37 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE RIVERTON WY 314 PM MDT TUE AUG 28 2012 WYZ028>030-290000- EAST SWEETWATER COUNTY-FLAMING GORGE-ROCK SPRINGS AND GREEN RIVER- 314 PM MDT TUE AUG 28 2012 THROUGH THE REST OF THE AFTERNOON...WIDELY SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS WILL TRACK EAST NORTHEAST ACROSS SWEETWATER COUNTY. THE MAIN HAZARDS FROM THIS ACTIVITY WILL BE GUSTY WINDS BETWEEN 30 AND 50 MPH...BRIEF HEAVY RAINFALL...AND INFREQUENT CLOUD TO GROUND LIGHTNING. IF YOU HEAR THUNDER...SEEK SHELTER IMMEDIATELY. BOATERS SHOULD BE PREPARED FOR VERY SUDDEN STRONG WIND GUSTS. 21
The office that day
Everything else NWS Riverton, WY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 27, 9:04 PM MDT | Special Weather Statement | RIW | Natrona | 41 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.