Alert archive / Wyoming / Red Flag Warnings in 2018
Red Flag Warning 2, NWS Cheyenne, WY
NWS Cheyenne, WY issued this red flag warning at Apr 11, 2018, 8:12 PM MDT. It took effect at Apr 12, 2018, 10:00 AM MDT. It was in force for 4 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
- Apr 11, 2018, 8:12 PM MDT (02:12 UTC)
- In effect from
- Apr 12, 2018, 10:00 AM MDT
- Expired
- Apr 12, 2018, 2:25 PM MDT
- In force
- 4 hr
- Issued by
- NWS Cheyenne, WY
The text
As transmitted.
536 WWUS85 KCYS 120212 RFWCYS URGENT - FIRE WEATHER MESSAGE National Weather Service Cheyenne WY 812 PM MDT Wed Apr 11 2018 ...Red Flag Warning for Southeast Wyoming Plains on Thursday... .Gusty winds along with low relative humidities will produce critical fire conditions mainly Thursday afternoon. WYZ310-121300- /O.NEW.KCYS.FW.W.0002.180412T1600Z-180413T0200Z/ Platte/Goshen/Central and Eastern Laramie- 812 PM MDT Wed Apr 11 2018 ...RED FLAG WARNING IN EFFECT FROM 10 AM TO 8 PM MDT THURSDAY FOR GUSTY WINDS AND LOW HUMIDITIES FOR FIRE WEATHER ZONE 310... The National Weather Service in Cheyenne has issued a Red Flag Warning, which is in effect from 10 AM to 8 PM MDT Thursday. * AFFECTED AREA...Fire weather zone 310. * WIND...Southwest at 20 to 35 mph with gusts of 40 to 55 mph. * HUMIDITY...Minimums of 10 to 15 percent. * THUNDERSTORMS...None. * IMPACTS...any fires that develop will likely spread rapidly. Outdoor burning is not recommended. 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 can contribute to extreme fire behavior. && $$ Hahn
2 follow-up statements
043 WWUS85 KCYS 121810 RFWCYS URGENT - FIRE WEATHER MESSAGE National Weather Service Cheyenne WY 1210 PM MDT Thu Apr 12 2018 ...Red Flag Warning for Parts of Southeast Wyoming into this evening... WYZ303-304-306-130200- /O.EXA.KCYS.FW.W.0002.000000T0000Z-180413T0200Z/ Central and Northern Carbon/Ferris-Seminoe-Shirley Mountains- Southwest Carbon County-Upper North Platte River Basin- 1210 PM MDT Thu Apr 12 2018 ...RED FLAG WARNING IN EFFECT UNTIL 8 PM MDT THIS EVENING FOR GUSTY WINDS AND LOW HUMIDITIES FOR FIRE WEATHER ZONES 303, 304, AND 306... The National Weather Service in Cheyenne has issued a Red Flag Warning, which is in effect until 8 PM MDT this evening. * AFFECTED AREA...Fire weather zones 303...304 and 306. * WIND...Southwest at 20 to 35 mph with gusts over 40 mph. * HUMIDITY...Minimums of 10 to 15 percent. * THUNDERSTORMS...None. * IMPACTS...any fires that develop will likely spread rapidly. Outdoor burning is not recommended. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now....or will shortly. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. && $$ WYZ310-130200- /O.CON.KCYS.FW.W.0002.000000T0000Z-180413T0200Z/ Platte/Goshen/Central and Eastern Laramie- 1210 PM MDT Thu Apr 12 2018 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM MDT THIS EVENING FOR GUSTY WINDS AND LOW HUMIDITIES FOR FIRE WEATHER ZONE 310... * AFFECTED AREA...Fire weather zone 310...mainly the southern part. * WIND...Southwest at 20 to 35 mph with gusts over 40 mph. * HUMIDITY...Minimums of 10 to 15 percent. * THUNDERSTORMS...None. * IMPACTS...any fires that develop will likely spread rapidly. Outdoor burning is not recommended. 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 can contribute to extreme fire behavior. && $$
316 WWUS85 KCYS 122025 RFWCYS URGENT - FIRE WEATHER MESSAGE National Weather Service Cheyenne WY 225 PM MDT Thu Apr 12 2018 WYZ303-304-306-310-122130- /O.CAN.KCYS.FW.W.0002.000000T0000Z-180413T0200Z/ Central and Northern Carbon/Ferris-Seminoe-Shirley Mountains- Southwest Carbon County-Upper North Platte River Basin- Platte/Goshen/Central and Eastern Laramie- 225 PM MDT Thu Apr 12 2018 ...RED FLAG WARNING IS CANCELLED FOR GUSTY WINDS AND LOW HUMIDITIES FOR FIRE WEATHER ZONES 303, 304, 306, AND 310... The National Weather Service in Cheyenne has cancelled the Red Flag Warning. A cold front has moved across zones 303, 304 and 306 and cooler air has allowed humidities to rise above critical levels. Lowest humidities in zone 310 are now expected to stay at or above 20 percent for the rest of the afternoon. $$
The office that day
Everything else NWS Cheyenne, WY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 12, 3:40 AM MDT | Winter Weather Advisory | CYS | Albany, Carbon, Converse, Goshen, Laramie, Platte | 47 hr |
| Apr 12, 4:10 AM MDT | High Wind Watch | CYS | Albany, Carbon, Goshen, Laramie, Platte | 8 hr |
| Apr 12, 4:10 AM MDT | High Wind Warning | CYS | Albany, Carbon, Laramie, Platte | 16 hr |
| Apr 12, 12:22 PM MDT | Winter Storm Warning | CYS | Niobrara | 42 hr |
| Apr 12, 12:25 PM MDT | High Wind Warning | CYS | Albany, Goshen, Laramie, Platte | 32 hr |
Nearby
Red Flag Warnings in Wyoming, 2018Every red flag warning in 2018
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text.