Alert archive / Wyoming / Red Flag Warnings in 2012
Red Flag Warning 53, NWS Cheyenne, WY
NWS Cheyenne, WY issued this red flag warning at Aug 23, 2012, 2:36 PM MDT. It took effect at Aug 24, 2012, 12:00 PM MDT. It was in force for 8 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 23, 2012, 2:36 PM MDT (20:36 UTC)
- In effect from
- Aug 24, 2012, 12:00 PM MDT
- Expired
- Aug 24, 2012, 8:00 PM MDT
- In force
- 8 hr
- Issued by
- NWS Cheyenne, WY
The text
As transmitted, in the capitals the NWS used until 2016.
897 WWUS85 KCYS 232036 RFWCYS URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE CHEYENNE WY 236 PM MDT THU AUG 23 2012 ...GUSTY WINDS AND LOW HUMIDITY TO DEVELOP FRIDAY AFTERNOON OVER CARBON COUNTY... .A DISTURBANCE MOVING ACROSS MONTANA ON FRIDAY WILL PRODUCE INCREASING WESTERLY WINDS DURING THE AFTERNOON FOR AREAS WEST OF THE LARAMIE RANGE. THESE WINDS WILL GUST TO 30 MPH WHILE MINIMUM RELATIVE HUMIDITY VALUES DROP TO 10 TO 15 PERCENT. THE GUSTY WINDS...LOW HUMIDITY...AND DRY FUELS WILL PRODUCE CRITICAL FIRE CONDITIONS FRIDAY AFTERNOON THROUGH THE EVENING OVER CARBON COUNTY. WYZ303-240445- /O.UPG.KCYS.FW.A.0041.120824T1800Z-120825T0200Z/ /O.NEW.KCYS.FW.W.0053.120824T1800Z-120825T0200Z/ CENTRAL AND NORTHERN CARBON/FERRIS-SEMINOE-SHIRLEY MOUNTAINS- 236 PM MDT THU AUG 23 2012 ...RED FLAG WARNING IN EFFECT FROM NOON TO 8 PM MDT FRIDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 303... THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A RED FLAG WARNING FOR WIND AND LOW RELATIVE HUMIDITY...WHICH IS IN EFFECT FROM NOON TO 8 PM MDT FRIDAY. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. * AFFECTED AREA...FIRE WEATHER ZONE 303 CENTRAL AND NORTHERN CARBON/FERRIS-SEMINOE-SHIRLEY MOUNTAINS. * WINDS...WEST 15 TO 20 MPH WITH GUSTS UP TO 30 MPH. * RELATIVE HUMIDITY...AS LOW AS 14 PERCENT. * IMPACTS...LOW HUMIDITIES...GUSTY WEST WINDS...AND DRY FUELS WILL PRODUCE CRITICAL FIRE WEATHER CONDITIONS FRIDAY AFTERNOON. THESE CONDITIONS ARE 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. && $$ WYZ304-240445- /O.NEW.KCYS.FW.W.0053.120824T1800Z-120825T0200Z/ SOUTHWEST CARBON- 236 PM MDT THU AUG 23 2012 ...RED FLAG WARNING IN EFFECT FROM NOON TO 8 PM MDT FRIDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 304... THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A RED FLAG WARNING FOR WIND AND LOW RELATIVE HUMIDITY...WHICH IS IN EFFECT FROM NOON TO 8 PM MDT FRIDAY. * AFFECTED AREA...FIRE WEATHER ZONE 304 SOUTHWEST CARBON. * WINDS...WEST 10 TO 20 MPH WITH GUSTS UP TO 25 MPH. * RELATIVE HUMIDITY...AS LOW AS 15 PERCENT. * IMPACTS...LOW HUMIDITIES...GUSTY WEST WINDS...AND DRY FUELS WILL PRODUCE CRITICAL FIRE WEATHER CONDITIONS FRIDAY AFTERNOON. THESE CONDITIONS ARE FAVORABLE FOR RAPID FIRE SPREAD AND FIRE GROWTH. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ FINCH
5 follow-up statements
615 WWUS85 KCYS 240134 RFWCYS URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE CHEYENNE WY 734 PM MDT THU AUG 23 2012 ...GUSTY WINDS AND LOW HUMIDITIES TO DEVELOP FRIDAY AFTERNOON OVER CARBON COUNTY... .A DISTURBANCE MOVING ACROSS MONTANA ON FRIDAY WILL PRODUCE INCREASING WESTERLY WINDS DURING THE AFTERNOON FOR AREAS WEST OF THE LARAMIE RANGE. THESE WINDS WILL GUST TO 30 MPH WHILE MINIMUM RELATIVE HUMIDITY VALUES DROP TO 10 TO 15 PERCENT. THE GUSTY WINDS...LOW HUMIDITY...AND DRY FUELS WILL PRODUCE CRITICAL FIRE CONDITIONS FRIDAY AFTERNOON THROUGH THE EVENING OVER CARBON COUNTY. WYZ303-304-241200- /O.CON.KCYS.FW.W.0053.120824T1800Z-120825T0200Z/ CENTRAL AND NORTHERN CARBON/FERRIS-SEMINOE-SHIRLEY MOUNTAINS- SOUTHWEST CARBON- 734 PM MDT THU AUG 23 2012 ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TO 8 PM MDT FRIDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR ZONES 303 AND 304... * AFFECTED AREA...FIRE WEATHER ZONE 303 CENTRAL AND NORTHERN CARBON/FERRIS-SEMINOE-SHIRLEY MOUNTAINS AND FIRE WEATHER ZONE 304 SOUTHWEST CARBON. * WINDS...WEST 10 TO 20 MPH WITH GUSTS UP TO 30 MPH. * RELATIVE HUMIDITY...13 TO 17 PERCENT. * IMPACTS...LOW HUMIDITIES...GUSTY WEST WINDS...AND DRY FUELS WILL PRODUCE CRITICAL FIRE WEATHER CONDITIONS FRIDAY AFTERNOON. THESE CONDITIONS ARE 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. && $$
435 WWUS85 KCYS 241057 RFWCYS URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE CHEYENNE WY 457 AM MDT FRI AUG 24 2012 ...GUSTY WINDS AND LOW HUMIDITIES TO DEVELOP THIS AFTERNOON OVER CARBON COUNTY... .A DISTURBANCE MOVING ACROSS MONTANA TODAY WILL PRODUCE INCREASING WESTERLY WINDS DURING THE AFTERNOON MAINLY WEST OF THE LARAMIE RANGE. THESE WINDS WILL GUST TO AROUND 25 MPH WHILE HUMIDITY VALUES DROP TO 10 TO 15 PERCENT. GUSTY WINDS...LOW HUMIDITY...AND DRY FUELS WILL PRODUCE CRITICAL FIRE CONDITIONS THIS AFTERNOON THROUGH THE EVENING OVER CARBON COUNTY. WYZ303-304-250200- /O.CON.KCYS.FW.W.0053.120824T1800Z-120825T0200Z/ CENTRAL AND NORTHERN CARBON/FERRIS-SEMINOE-SHIRLEY MOUNTAINS- SOUTHWEST CARBON- 457 AM MDT FRI AUG 24 2012 ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TODAY TO 8 PM MDT THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR ZONES 303 AND 304... * AFFECTED AREA...FIRE WEATHER ZONES 303 AND 304. * WINDS...WEST 10 TO 20 MPH WITH GUSTS AROUND 25 MPH. * RELATIVE HUMIDITY...DROPPING TO 10 TO 15 PERCENT. * IMPACTS...LOW HUMIDITIES...GUSTY WEST WINDS...AND DRY FUELS WILL PRODUCE CRITICAL FIRE WEATHER CONDITIONS THIS AFTERNOON. THESE CONDITIONS ARE FAVORABLE FOR RAPID FIRE SPREAD AND FIRE GROWTH. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ LIEBL
651 WWUS85 KCYS 241555 RFWCYS URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE CHEYENNE WY 955 AM MDT FRI AUG 24 2012 ...GUSTY WINDS AND LOW HUMIDITIES TO DEVELOP THIS AFTERNOON OVER PORTIONS OF SOUTHEAST WYOMING... .A DISTURBANCE MOVING ACROSS MONTANA TODAY WILL PRODUCE INCREASING WESTERLY WINDS DURING THE AFTERNOON MAINLY WEST OF THE LARAMIE RANGE. THESE WINDS WILL GUST TO AROUND 25 MPH WHILE HUMIDITY VALUES DROP TO 10 TO 15 PERCENT. GUSTY WINDS...LOW HUMIDITY...AND DRY FUELS WILL PRODUCE CRITICAL FIRE CONDITIONS THIS AFTERNOON THROUGH THE EVENING OVER PORTIONS OF SOUTHEAST WYOMING. WYZ301-250000- /O.EXA.KCYS.FW.W.0053.120824T1800Z-120825T0200Z/ NIOBRARA/LOWER ELEVATIONS OF CONVERSE/THUNDER BASIN NATIONAL GRASSLAND- 955 AM MDT FRI AUG 24 2012 ...RED FLAG WARNING IN EFFECT UNTIL 8 PM MDT THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 301... THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A RED FLAG WARNING FOR WIND AND LOW RELATIVE HUMIDITY...WHICH IS IN EFFECT UNTIL 8 PM MDT THIS EVENING. * AFFECTED AREA...FIRE WEATHER ZONE 301 NIOBRARA/LOWER ELEVATIONS OF CONVERSE/THUNDER BASIN NATIONAL GRASSLAND. * WINDS...NORTHWEST 10 TO 15 MPH WITH GUSTS UP TO 25 MPH ACROSS MAINLY CARBON COUNTY. WINDS WILL BE WEAKER OVER NIOBRARA COUNTY WITH GUSTS TO 20 MPH. * RELATIVE HUMIDITY...AS LOW AS 10 PERCENT. * IMPACTS...LOW HUMIDITIES...GUSTY WEST WINDS...AND DRY FUELS WILL PRODUCE CRITICAL FIRE WEATHER CONDITIONS THIS AFTERNOON. THESE CONDITIONS ARE 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. && $$ WYZ303-304-250000- /O.CON.KCYS.FW.W.0053.120824T1800Z-120825T0200Z/ CENTRAL AND NORTHERN CARBON/FERRIS-SEMINOE-SHIRLEY MOUNTAINS- SOUTHWEST CARBON- 955 AM MDT FRI AUG 24 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM MDT THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 303 AND 304... * AFFECTED AREA...FIRE WEATHER ZONE 303 CENTRAL AND NORTHERN CARBON/FERRIS-SEMINOE-SHIRLEY MOUNTAINS AND FIRE WEATHER ZONE 304 SOUTHWEST CARBON. * WINDS...WEST 15 TO 20 MPH WITH GUSTS UP TO 30 MPH. * RELATIVE HUMIDITY...AS LOW AS 12 PERCENT. * IMPACTS...LOW HUMIDITIES...GUSTY WEST WINDS...AND DRY FUELS WILL PRODUCE CRITICAL FIRE WEATHER CONDITIONS THIS AFTERNOON. THESE CONDITIONS ARE FAVORABLE FOR RAPID FIRE SPREAD AND FIRE GROWTH. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ FINCH
951 WWUS85 KCYS 242038 RFWCYS URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE CHEYENNE WY 238 PM MDT FRI AUG 24 2012 ...GUSTY WINDS AND LOW HUMIDITIES TO CONTINUE THROUGH THIS AFTERNOON OVER PORTIONS OF SOUTHEAST WYOMING... .A DISTURBANCE CURRENTLY MOVING ACROSS MONTANA WILL CONTINUE TO PRODUCE BREEZY WESTERLY WINDS THROUGH THIS AFTERNOON MAINLY WEST OF THE LARAMIE RANGE. AFTERNOON RELATIVE HUMIDITY VALUES WILL BE IN THE 10 TO 15 PERCENT RANGE OVER MUCH OF SOUTHEAST WYOMING. THE COMBINATION OF GUSTY WINDS...LOW HUMIDITY...AND DRY FUELS WILL PRODUCE CRITICAL FIRE CONDITIONS THROUGH THE EARLY EVENING OVER PORTIONS OF SOUTHEAST WYOMING. WYZ301-303-304-250200- /O.CON.KCYS.FW.W.0053.000000T0000Z-120825T0200Z/ NIOBRARA/LOWER ELEVATIONS OF CONVERSE/THUNDER BASIN NATIONAL GRASSLAND-CENTRAL AND NORTHERN CARBON/FERRIS-SEMINOE- SHIRLEY MOUNTAINS-SOUTHWEST CARBON- 238 PM MDT FRI AUG 24 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM MDT THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 301... 303 AND 304... * AFFECTED AREA...FIRE WEATHER ZONE 301 NIOBRARA/LOWER ELEVATIONS OF CONVERSE/THUNDER BASIN NATIONAL GRASSLAND...FIRE WEATHER ZONE 303 CENTRAL AND NORTHERN CARBON/FERRIS-SEMINOE- SHIRLEY MOUNTAINS AND FIRE WEATHER ZONE 304 SOUTHWEST CARBON. * WINDS...WEST 10 TO 15 MPH WITH GUSTS UP TO 25 MPH. * RELATIVE HUMIDITY...AS LOW AS 10 PERCENT. * IMPACTS...LOW HUMIDITIES...GUSTY WEST WINDS...AND DRY FUELS WILL PRODUCE CRITICAL FIRE WEATHER CONDITIONS THIS AFTERNOON. THESE CONDITIONS ARE 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. && $$ FINCH
150 WWUS85 KCYS 250159 RFWCYS URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE CHEYENNE WY 759 PM MDT FRI AUG 24 2012 WYZ301-303-304-250300- /O.EXP.KCYS.FW.W.0053.000000T0000Z-120825T0200Z/ NIOBRARA/LOWER ELEVATIONS OF CONVERSE/THUNDER BASIN NATIONAL GRASSLAND-CENTRAL AND NORTHERN CARBON/FERRIS-SEMINOE- SHIRLEY MOUNTAINS-SOUTHWEST CARBON- 759 PM MDT FRI AUG 24 2012 ...RED FLAG WARNING WILL EXPIRE AT 8 PM MDT THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 301...303 AND 304... WINDS AND RELATIVE HUMIDITIES HAVE RISEN ABOVE CRITICAL THRESHOLDS THIS EVENING. THEREFORE THE RED FLAG WARNING WILL BE ALLOWED TO EXPIRE AT 8 PM. $$ HAHN
The office that day
Everything else NWS Cheyenne, WY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 23, 3:26 AM MDT | Fire Weather Watch | CYS | 11 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.