Alert archive / Wyoming / Red Flag Warnings in 2012
Red Flag Warning 47, NWS Cheyenne, WY
NWS Cheyenne, WY issued this red flag warning at Aug 6, 2012, 2:46 AM MDT. It took effect at Aug 6, 2012, 10:00 AM 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 6, 2012, 2:46 AM MDT (08:46 UTC)
- In effect from
- Aug 6, 2012, 10:00 AM MDT
- Expired
- Aug 6, 2012, 7:00 PM MDT
- In force
- 9 hr
- Issued by
- NWS Cheyenne, WY
The text
As transmitted, in the capitals the NWS used until 2016.
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
3 follow-up statements
616 WWUS85 KCYS 061144 RFWCYS URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE CHEYENNE WY 544 AM MDT MON AUG 6 2012 ...RED FLAG WARNING FOR WYOMING FIRE WEATHER ZONES 302 THROUGH 304...306...308 AND 309 FOR COMBINATION OF LOW HUMIDITIES...GUSTY WINDS AND DRY THUNDERSTORMS TODAY... .MONSOONAL MOISTURE WILL MAKE A RETURN TO SOUTH CENTRAL WYOMING TODAY. THUNDERSTORMS WILL INITIALLY START OFF HIGH BASED AND DRY...CREATING FIRE STARTS WITH DRIED FUELS IN PLACE. VERY WARM TEMPERATURES ARE EXPECTED WITH AFTERNOON HUMIDITIES FALLING BELOW 15 PERCENT. GUSTY WINDS WILL MIX DOWN TO THE SURFACE ACROSS CARBON...SOUTHWESTERN CONVERSE AND ALBANY COUNTIES DURING THE LATE MORNING THROUGH THE AFTERNOON. THE COMBINATION OF THESE WEATHER CONDITIONS WILL CREATE HAZARDOUS FIRE WEATHER CONDITIONS. WYZ309-070000- /O.EXA.KCYS.FW.W.0047.120806T1600Z-120807T0100Z/ SOUTH LARAMIE RANGE/MEDICINE BOW NF- 544 AM MDT MON AUG 6 2012 ...RED FLAG WARNING IN EFFECT FROM 10 AM THIS MORNING TO 7 PM MDT THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 309... THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A RED FLAG WARNING FOR WIND AND LOW RELATIVE HUMIDITY...WHICH IS IN EFFECT FROM 10 AM THIS MORNING TO 7 PM MDT THIS EVENING. * AFFECTED AREA...FIRE WEATHER ZONE 309 SOUTH LARAMIE RANGE/MEDICINE BOW NF. * WINDS...NORTHWEST 10 TO 20 MPH WITH GUSTS UP TO 30 MPH. * RELATIVE HUMIDITY...AS LOW AS 13 PERCENT. * THUNDERSTORMS...HIGH BASED THUNDERSTORMS ARE LIKELY LATE THIS MORNING THROUGH THE AFTERNOON CREATING CLOUD TO GROUND LIGHTNING AND ERRATIC DOWNBURST WINDS. * IMPACTS...COMBINATION OF ABOVE WEATHER CONDITIONS WILL LEAD TO CRITICAL FIRE WEATHER CONDITIONS WEST OF THE LARAMIE RANGE TODAY. THERE WILL BE AN INCREASED THREAT FOR RAPID FIRE SPREAD LATE THIS MORNING THROUGH THE AFTERNOON HOURS. 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. && $$ WYZ302>304-306-308-070000- /O.CON.KCYS.FW.W.0047.120806T1600Z-120807T0100Z/ NORTH LARAMIE RANGE/MEDICINE BOW NF- CENTRAL AND NORTHERN CARBON/FERRIS-SEMINOE-SHIRLEY MOUNTAINS- SOUTHWEST CARBON-UPPER NORTH PLATTE RIVER BASIN- LARAMIE VALLEY/SHIRLEY BASIN- 544 AM MDT MON AUG 6 2012 ...RED FLAG WARNING REMAINS IN EFFECT FROM 10 AM THIS MORNING TO 7 PM MDT THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 302...303...304...306 AND 308... * AFFECTED AREA...FIRE WEATHER ZONE 302 NORTH LARAMIE RANGE/MEDICINE BOW NF...FIRE WEATHER ZONE 303 CENTRAL AND NORTHERN CARBON/FERRIS-SEMINOE-SHIRLEY MOUNTAINS...FIRE WEATHER ZONE 304 SOUTHWEST CARBON...FIRE WEATHER ZONE 306 UPPER NORTH PLATTE RIVER BASIN AND FIRE WEATHER ZONE 308 LARAMIE VALLEY/SHIRLEY BASIN. * WINDS...WEST 10 TO 20 MPH WITH GUSTS UP TO 30 MPH. * RELATIVE HUMIDITY...AS LOW AS 14 PERCENT. * THUNDERSTORMS...HIGH BASED THUNDERSTORMS ARE LIKELY LATE THIS MORNING THROUGH THE AFTERNOON CREATING CLOUD TO GROUND LIGHTNING AND ERRATIC DOWNBURST WINDS. * IMPACTS...COMBINATION OF ABOVE WEATHER CONDITIONS WILL LEAD TO CRITICAL FIRE WEATHER CONDITIONS WEST OF THE LARAMIE RANGE TODAY. THERE WILL BE AN INCREASED THREAT FOR RAPID FIRE SPREAD LATE THIS MORNING THROUGH THE AFTERNOON HOURS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$
406 WWUS85 KCYS 061816 RFWCYS URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE CHEYENNE WY 1216 PM MDT MON AUG 6 2012 ...CRITICAL FIRE WEATHER CONDITIONS WILL CONTINUE FOR AREAS ALONG AND WEST OF THE LARAMIE RANGE THROUGH EARLY THIS EVENING... .MONSOONAL MOISTURE WILL RETURN TO SOUTH CENTRAL WYOMING TODAY. THUNDERSTORMS WILL INITIALLY START OFF AS HIGH BASED AND DRY. VERY WARM TEMPERATURES ARE EXPECTED WITH AFTERNOON HUMIDITIES FALLING TO BELOW 15 PERCENT. GUSTY WINDS WILL MIX DOWN TO THE SURFACE ACROSS CARBON...SOUTHWESTERN CONVERSE AND ALBANY COUNTIES THROUGH THE AFTERNOON. THE COMBINATION OF THESE WEATHER CONDITIONS WILL CREATE HAZARDOUS FIRE WEATHER CONDITIONS. WYZ302>304-306-308-309-070100- /O.CON.KCYS.FW.W.0047.000000T0000Z-120807T0100Z/ NORTH LARAMIE RANGE/MEDICINE BOW NF- CENTRAL AND NORTHERN CARBON/FERRIS-SEMINOE-SHIRLEY MOUNTAINS- SOUTHWEST CARBON-UPPER NORTH PLATTE RIVER BASIN- LARAMIE VALLEY/SHIRLEY BASIN-SOUTH LARAMIE RANGE/MEDICINE BOW NF- 1216 PM MDT MON AUG 6 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 7 PM MDT THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 302... 303...304...306 AND 308... * AFFECTED AREA...FIRE WEATHER ZONE 302 NORTH LARAMIE RANGE/MEDICINE BOW NF...FIRE WEATHER ZONE 303 CENTRAL AND NORTHERN CARBON/FERRIS-SEMINOE-SHIRLEY MOUNTAINS...FIRE WEATHER ZONE 304 SOUTHWEST CARBON...FIRE WEATHER ZONE 306 UPPER NORTH PLATTE RIVER BASIN...FIRE WEATHER ZONE 308 LARAMIE VALLEY/SHIRLEY BASIN AND FIRE WEATHER ZONE 309 SOUTH LARAMIE RANGE/MEDICINE BOW NF. * WINDS...WEST/NORTHWEST 10 TO 20 MPH WITH GUSTS UP TO 30 MPH. * RELATIVE HUMIDITY...12 TO 16 PERCENT. * THUNDERSTORMS...HIGH BASED THUNDERSTORMS WILL PRODUCE CLOUD TO GROUND LIGHTNING AND ERRATIC WINDS. * IMPACTS...COMBINATION OF ABOVE WEATHER CONDITIONS WILL LEAD TO CRITICAL FIRE WEATHER CONDITIONS WEST OF THE LARAMIE RANGE TODAY. THERE WILL BE AN INCREASED THREAT FOR RAPID FIRE SPREAD THROUGH THE AFTERNOON. 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. && $$ HAHN
527 WWUS85 KCYS 070055 RFWCYS URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE CHEYENNE WY 655 PM MDT MON AUG 6 2012 .HUMIDITIES ARE RECOVERING THIS EVENING AND TEMPERATURES COOL. A FEW ADDITIONAL LIGHTNING STRIKES ARE STILL POSSIBLE FROM THUNDERSTORMS EARLY THIS EVENING...BUT MOST THUNDERSTORM ACTIVITY HAS ENDED IN THE RED FLAG WARNING AREA. . WYZ302>304-306-308-309-070200- /O.EXP.KCYS.FW.W.0047.000000T0000Z-120807T0100Z/ NORTH LARAMIE RANGE/MEDICINE BOW NF- CENTRAL AND NORTHERN CARBON/FERRIS-SEMINOE-SHIRLEY MOUNTAINS- SOUTHWEST CARBON-UPPER NORTH PLATTE RIVER BASIN- LARAMIE VALLEY/SHIRLEY BASIN-SOUTH LARAMIE RANGE/MEDICINE BOW NF- 655 PM MDT MON AUG 6 2012 ...RED FLAG WARNING WILL EXPIRE AT 7 PM MDT THIS EVENING FOR FIRE WEATHER ZONES 302...303... 304...306 AND 308... HUMIDITIES ARE RECOVERING THIS EVENING AS TEMPERATURES COOL AND THUNDERSTORMS WIND DOWN WITH MAINLY SHOWERS REMAINING. A FEW ADDITIONAL LIGHTNING STRIKE ARE STILL POSSIBLE EARLY THIS EVENING...BUT MOST THUNDERSTORM ACTIVITY HAS ENDED IN THE RED FLAG WARNING AREA. $$ LIEBL
The office that day
Everything else NWS Cheyenne, WY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 5, 11:41 PM MDT | Fire Weather Watch | CYS | 3 hr |
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.