Alert archive / Wyoming / Red Flag Warnings in 2012
Red Flag Warning 62, NWS Cheyenne, WY
NWS Cheyenne, WY issued this red flag warning at Sep 5, 2012, 9:55 PM MDT. It took effect at Sep 6, 2012, 10:00 AM MDT. It was in force for 10 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
- Sep 5, 2012, 9:55 PM MDT (03:55 UTC)
- In effect from
- Sep 6, 2012, 10:00 AM MDT
- Expired
- Sep 6, 2012, 8:00 PM MDT
- In force
- 10 hr
- Issued by
- NWS Cheyenne, WY
The text
As transmitted, in the capitals the NWS used until 2016.
340 WWUS85 KCYS 060355 RFWCYS URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE CHEYENNE WY 955 PM MDT WED SEP 5 2012 ...WIDESPREAD CRITICAL FIRE WEATHER CONDITIONS EXPECTED ON THURSDAY... .WARM TEMPERATURES...GUSTY WINDS AND LOW RELATIVE HUMIDITIES WILL RETURN ON THURSDAY IN ADVANCE OF AN APPROACHING COLD FRONT. THE COMBINATION OF THESE WEATHER ELEMENTS WILL PRODUCE CRITICAL FIRE WEATHER CONDITIONS ACROSS MUCH OF SOUTHEAST WYOMING AND THE WESTERN NEBRASKA PANHANDLE LATE THURSDAY MORNING THROUGH THE EARLY EVENING. THE FRONT WILL MOVE FROM NORTH TO SOUTH THROUGH THE AFTERNOON AND EARLY EVENING...WITH HUMIDITIES IMPROVING IN ITS WAKE. NEZ311>313-WYZ301>304-306-308>310-061800- /O.UPG.KCYS.FW.A.0048.120906T1700Z-120907T0200Z/ /O.NEW.KCYS.FW.W.0062.120906T1600Z-120907T0200Z/ PINE RIDGE/NEBRASKA NATIONAL FOREST/OGLALA NATIONAL GRASSLANDS- BOX BUTTE/SOUTH SIOUX- SCOTTS BLUFF NATIONAL MONUMENT/WILDCAT HILLS- NIOBRARA/LOWER ELEVATIONS OF CONVERSE/THUNDER BASIN NATIONAL GRASSLAND-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- PLATTE/GOSHEN/CENTRAL AND EASTERN LARAMIE- 955 PM MDT WED SEP 5 2012 ...RED FLAG WARNING IN EFFECT FROM 10 AM TO 8 PM MDT THURSDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 301...302... 303...304...306...308...309...310...311...312 AND 313... 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 TO 8 PM MDT THURSDAY. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. * AFFECTED AREA...FIRE WEATHER ZONE 301 NIOBRARA/LOWER ELEVATIONS OF CONVERSE/THUNDER BASIN NATIONAL GRASSLAND...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...FIRE WEATHER ZONE 309 SOUTH LARAMIE RANGE/MEDICINE BOW NF...FIRE WEATHER ZONE 310 PLATTE/GOSHEN/CENTRAL AND EASTERN LARAMIE...FIRE WEATHER ZONE 311 PINE RIDGE/NEBRASKA NATIONAL FOREST/OGLALA NATIONAL GRASSLANDS...FIRE WEATHER ZONE 312 BOX BUTTE/SOUTH SIOUX AND FIRE WEATHER ZONE 313 SCOTTS BLUFF NATIONAL MONUMENT/WILDCAT HILLS. * WINDS...WEST TO NORTHWEST 15 TO 25 MPH WITH GUSTS UP TO 35 MPH. * RELATIVE HUMIDITY...AS LOW AS 9 PERCENT. * IMPACTS...LOW RELATIVE HUMIDITY...GUSTY WINDS...AND VERY DRY FUELS WILL PRODUCE CONDITIONS FAVORABLE FOR RAPID FIRE SPREAD AND FIRE GROWTH. 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. && $$ RJM
2 follow-up statements
671 WWUS85 KCYS 061609 RFWCYS URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE CHEYENNE WY 1009 AM MDT THU SEP 6 2012 ...WIDESPREAD CRITICAL FIRE WEATHER CONDITIONS EXPECTED ON THURSDAY... .WARM TEMPERATURES...GUSTY WINDS AND LOW RELATIVE HUMIDITIES WILL RETURN TODAY IN ADVANCE OF AN APPROACHING COLD FRONT. THE COMBINATION OF THESE GUSTY WINDS AND LOW HUMIDITIES WILL PRODUCE CRITICAL FIRE WEATHER CONDITIONS ACROSS MUCH OF SOUTHEAST WYOMING AND THE WESTERN NEBRASKA PANHANDLE THROUGH THE EARLY EVENING. MUCH COOLER TEMPERATURES AND HIGHER HUMIDITIES ARE EXPECTED ON FRIDAY BEHIND THE FRONT. NEZ311>313-WYZ301>304-306-308>310-070200- /O.CON.KCYS.FW.W.0062.000000T0000Z-120907T0200Z/ PINE RIDGE/NEBRASKA NATIONAL FOREST/OGLALA NATIONAL GRASSLANDS- BOX BUTTE/SOUTH SIOUX- SCOTTS BLUFF NATIONAL MONUMENT/WILDCAT HILLS- NIOBRARA/LOWER ELEVATIONS OF CONVERSE/THUNDER BASIN NATIONAL GRASSLAND-NORTH LARAMIE RANGE/MEDICINE BOW NF- CENTRAL AND NORTHERN CARBON/FERRIS-SEMINOE-SHIRLEY MOUNTAINS- SOUTHWEST CARBON-UPPER NORTH PLATTE RIVER BASIN- LARAMIE VALLEY/SHIRLEY BASIN-SOUTH LARAMIE RANGE/MEDICINE BOW NF- PLATTE/GOSHEN/CENTRAL AND EASTERN LARAMIE- 1009 AM MDT THU SEP 6 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM MDT THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 301... 302...303...304...306...308...309...310...311...312 AND 313... * AFFECTED AREA...MOST OF SOUTHEAST WYOMING AND ALL OF WESTERN NEBRASKA * WINDS...NORTHWEST 15 TO 25 MPH WITH GUSTS UP TO 40 MPH. * RELATIVE HUMIDITY...AS LOW AS 11 PERCENT. * IMPACTS...LOW RELATIVE HUMIDITY...GUSTY WINDS...AND VERY DRY FUELS WILL PRODUCE CONDITIONS FAVORABLE FOR RAPID FIRE SPREAD AND FIRE GROWTH. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$
125 WWUS85 KCYS 070152 RFWCYS URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE CHEYENNE WY 752 PM MDT THU SEP 6 2012 ...RED FLAG WARNINGS TO EXPIRE AT 8 PM THIS EVENING... NEZ311>313-WYZ301>304-306-308>310-070300- /O.EXP.KCYS.FW.W.0062.000000T0000Z-120907T0200Z/ PINE RIDGE/NEBRASKA NATIONAL FOREST/OGLALA NATIONAL GRASSLANDS- BOX BUTTE/SOUTH SIOUX- SCOTTS BLUFF NATIONAL MONUMENT/WILDCAT HILLS- NIOBRARA/LOWER ELEVATIONS OF CONVERSE/THUNDER BASIN NATIONAL GRASSLAND-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- PLATTE/GOSHEN/CENTRAL AND EASTERN LARAMIE- 752 PM MDT THU SEP 6 2012 ...RED FLAG WARNING WILL EXPIRE AT 8 PM MDT THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 301...302... 303...304...306...308...309...310...311...312 AND 313... A COLD FRONT IS JUST ABOUT THROUGH THE NEBRASKA PANHANDLE AND SOUTHEASTERN WYOMING. BEHIND THE FRONT...HUMIDITIES HAVE BEGUN TO RISE. NORTH TO NORTHEAST WINDS WILL REMAIN GUSTY FOR A WHILE EARLY THIS EVENING...BUT WILL THEN EASE. WIDESPREAD CRITICAL FIRE WEATHER CONDITIONS HAVE ENDED. $$
Nearby
Red Flag Warnings in Wyoming, 2012Red Flag Warnings in Nebraska, 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.