Alert archive / Wyoming / Fire Weather Watches in 2021
Fire Weather Watch 21, NWS Cheyenne, WY
NWS Cheyenne, WY issued this fire weather watch at Aug 23, 2021, 2:18 PM MDT. It took effect at Aug 25, 2021, 11:00 AM MDT. It was in force for .
The area
The counties it named.
The facts
- Issued
- Aug 23, 2021, 2:18 PM MDT (20:18 UTC)
- In effect from
- Aug 25, 2021, 11:00 AM MDT
- Expired
- Aug 24, 2021, 1:39 PM MDT
- In force
- Issued by
- NWS Cheyenne, WY
The text
As transmitted.
753 WWUS85 KCYS 232018 RFWCYS URGENT - FIRE WEATHER MESSAGE National Weather Service Cheyenne WY 218 PM MDT Mon Aug 23 2021 ...RED FLAG WARNINGS IN EFFECT FOR HIGH WINDS AND LOW HUMIDITY FOR FIRE WEATHER ZONE 301 FROM NOON TO 8 PM MONDAY... ...RED FLAG WARNINGS IN EFFECT FOR HIGH WINDS AND LOW HUMIDITY FOR FIRE WEATHER ZONES 303, 304, 305 AND 307 FROM 11 AM TO 8 PM TUESDAY... ...FIRE WEATHER WATCHES IN EFFECT FOR HIGH WINDS AND LOW HUMIDITY FOR FIRE WEATHER ZONES 303, 304, 305, 307 AND 308 FROM 11 AM TO 8 PM TUESDAY... WYZ304-305-307-241200- /O.UPG.KCYS.FW.A.0020.210824T1700Z-210825T0200Z/ /O.NEW.KCYS.FW.W.0021.210824T1700Z-210825T0200Z/ /O.NEW.KCYS.FW.A.0021.210825T1700Z-210826T0200Z/ Southwest Carbon County-Sierra Madre Range/Medicine Bow NF- Snowy Range/Medicine Bow NF- 218 PM MDT Mon Aug 23 2021 ...RED FLAG WARNING IN EFFECT FROM 11 AM TO 8 PM MDT TUESDAY FOR HIGH WINDS AND LOW HUMIDITY... ...FIRE WEATHER WATCH IN EFFECT FROM WEDNESDAY MORNING THROUGH WEDNESDAY EVENING FOR HIGH WINDS AND LOW HUMIDITY... The National Weather Service in Cheyenne has issued a Red Flag Warning, which is in effect from 11 AM to 8 PM MDT Tuesday. a Fire Weather Watch has also been issued. This Fire Weather Watch is in effect from Wednesday morning through Wednesday evening. The Fire Weather Watch is no longer in effect. * AFFECTED AREA...Fire weather zones 304, 305 and 307. * WIND...Southwest 20 to 25 MPH with gusts up to 35 MPH. * HUMIDITY...10 to 15 percent. * 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. A Fire Weather Watch means that critical fire weather conditions may develop. Listen for later forecasts and possible Red Flag Warnings. && $$ WYZ303-241200- /O.NEW.KCYS.FW.W.0021.210824T1700Z-210825T0200Z/ /O.NEW.KCYS.FW.A.0021.210825T1700Z-210826T0200Z/ Central and Northern Carbon/Ferris-Seminoe-Shirley Mountains- 218 PM MDT Mon Aug 23 2021 ...RED FLAG WARNING IN EFFECT FROM 11 AM TO 8 PM MDT TUESDAY FOR HIGH WINDS AND LOW HUMIDITY... ...FIRE WEATHER WATCH IN EFFECT FROM WEDNESDAY MORNING THROUGH WEDNESDAY EVENING FOR HIGH WINDS AND LOW HUMIDITY... The National Weather Service in Cheyenne has issued a Red Flag Warning, which is in effect from 11 AM to 8 PM MDT Tuesday. a Fire Weather Watch has also been issued. This Fire Weather Watch is in effect from Wednesday morning through Wednesday evening. * AFFECTED AREA...Fire weather zone 303. * WIND...Southwest 20 to 25 MPH with gusts up to 35 MPH. * HUMIDITY...10 to 15 percent. * IMPACTS...any fires that develop will likely spread rapidly. Outdoor burning is not recommended. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now....or will shortly. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. A Fire Weather Watch means that critical fire weather conditions may develop. Listen for later forecasts and possible Red Flag Warnings. && $$ NEZ311-WYZ301-240200- /O.CON.KCYS.FW.W.0020.000000T0000Z-210824T0200Z/ Pine Ridge/Nebraska National Forest/Oglala National Grasslands- Niobrara/Lower Elevations of Converse/Thunder Basin National Grassland- 218 PM MDT Mon Aug 23 2021 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM MDT THIS EVENING FOR GUSTY WINDS AND LOW HUMIDITY FOR FIRE WEATHER ZONE 301... * AFFECTED AREA...Fire Weather Zones 301. * WIND...West 20 to 25 MPH with gusts up to 40 MPH. * HUMIDITY...10 to 15 percent. * 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. && $$ WYZ308-241200- /O.NEW.KCYS.FW.A.0021.210825T1700Z-210826T0200Z/ Laramie Valley/Shirley Basin- 218 PM MDT Mon Aug 23 2021 ...FIRE WEATHER WATCH IN EFFECT FROM WEDNESDAY MORNING THROUGH WEDNESDAY EVENING FOR HIGH WINDS AND LOW HUMIDITY... The National Weather Service in Cheyenne has issued a Fire Weather Watch, which is in effect from Wednesday morning through Wednesday evening. * AFFECTED AREA...Fire weather zone 308. * WIND...Southwest 20 to 25 MPH with gusts up to 35 MPH. * HUMIDITY...10 to 15 percent. * IMPACTS...any fires that develop will likely spread rapidly. Outdoor burning is not recommended. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Fire Weather Watch means that critical fire weather conditions may develop. Listen for later forecasts and possible Red Flag Warnings. && $$
3 follow-up statements
621 WWUS85 KCYS 240201 RFWCYS URGENT - FIRE WEATHER MESSAGE National Weather Service Cheyenne WY 801 PM MDT Mon Aug 23 2021 ...RED FLAG WARNINGS IN EFFECT FOR HIGH WINDS AND LOW HUMIDITY FOR FIRE WEATHER ZONES 303, 304, 305 AND 307 FROM 11 AM TO 8 PM TUESDAY... ...FIRE WEATHER WATCHES IN EFFECT FOR HIGH WINDS AND LOW HUMIDITY FOR FIRE WEATHER ZONES 303, 304, 305, 307 AND 308 FROM 11 AM TO 8 PM TUESDAY... NEZ311-WYZ301-240315- /O.EXP.KCYS.FW.W.0020.000000T0000Z-210824T0200Z/ Pine Ridge/Nebraska National Forest/Oglala National Grasslands- Niobrara/Lower Elevations of Converse/Thunder Basin National Grassland- 801 PM MDT Mon Aug 23 2021 ...RED FLAG WARNING WILL EXPIRE AT 8 PM MDT THIS EVENING FOR GUSTY WINDS AND LOW HUMIDITY FOR FIRE WEATHER ZONE 301... Winds are easing and humidity has climbed above critical levels. The Red Flag Warnings for this evening have been allowed to expire on time. $$ WYZ303>305-307-241200- /O.CON.KCYS.FW.W.0021.210824T1700Z-210825T0200Z/ /O.CON.KCYS.FW.A.0021.210825T1700Z-210826T0200Z/ Central and Northern Carbon/Ferris-Seminoe-Shirley Mountains- Southwest Carbon County-Sierra Madre Range/Medicine Bow NF- Snowy Range/Medicine Bow NF- 801 PM MDT Mon Aug 23 2021 ...RED FLAG WARNING REMAINS IN EFFECT FROM 11 AM TO 8 PM MDT TUESDAY FOR HIGH WINDS AND LOW HUMIDITY... ...FIRE WEATHER WATCH IN EFFECT FROM WEDNESDAY MORNING THROUGH WEDNESDAY EVENING FOR HIGH WINDS AND LOW HUMIDITY... * AFFECTED AREA...Fire weather zones 303, 304, 305 and 307. * WIND...Southwest 20 to 25 MPH with gusts up to 35 MPH. * HUMIDITY...10 to 15 percent. * IMPACTS...any fires that develop will likely spread rapidly. Outdoor burning is not recommended. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now....or will shortly. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. A Fire Weather Watch means that critical fire weather conditions may develop. Listen for later forecasts and possible Red Flag Warnings. && $$ WYZ308-241200- /O.CON.KCYS.FW.A.0021.210825T1700Z-210826T0200Z/ Laramie Valley/Shirley Basin- 801 PM MDT Mon Aug 23 2021 ...FIRE WEATHER WATCH REMAINS IN EFFECT FROM WEDNESDAY MORNING THROUGH WEDNESDAY EVENING FOR HIGH WINDS AND LOW HUMIDITY... * AFFECTED AREA...Fire weather zone 308. * WIND...Southwest 20 to 25 MPH with gusts up to 35 MPH. * HUMIDITY...10 to 15 percent. * IMPACTS...any fires that develop will likely spread rapidly. Outdoor burning is not recommended. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Fire Weather Watch means that critical fire weather conditions may develop. Listen for later forecasts and possible Red Flag Warnings. && $$
818 WWUS85 KCYS 240847 RFWCYS URGENT - FIRE WEATHER MESSAGE National Weather Service Cheyenne WY 247 AM MDT Tue Aug 24 2021 ...RED FLAG WARNINGS IN EFFECT FOR HIGH WINDS AND LOW HUMIDITY FOR FIRE WEATHER ZONES 303, 304, 305 AND 307 FROM 11 AM TO 8 PM TUESDAY... ...FIRE WEATHER WATCHES IN EFFECT FOR HIGH WINDS AND LOW HUMIDITY FOR FIRE WEATHER ZONES 303, 304, 305, 307 AND 308 FROM 11 AM TO 8 PM TUESDAY... WYZ303>305-307-250200- /O.CON.KCYS.FW.W.0021.210824T1700Z-210825T0200Z/ /O.CON.KCYS.FW.A.0021.210825T1700Z-210826T0200Z/ Central and Northern Carbon/Ferris-Seminoe-Shirley Mountains- Southwest Carbon County-Sierra Madre Range/Medicine Bow NF- Snowy Range/Medicine Bow NF- 247 AM MDT Tue Aug 24 2021 ...RED FLAG WARNING REMAINS IN EFFECT FROM 11 AM THIS MORNING TO 8 PM MDT THIS EVENING FOR HIGH WINDS AND LOW HUMIDITY... ...FIRE WEATHER WATCH IN EFFECT FROM WEDNESDAY MORNING THROUGH WEDNESDAY EVENING FOR HIGH WINDS AND LOW HUMIDITY... * AFFECTED AREA...Fire weather zones 303, 304, 305 and 307. * WIND...Southwest 20 to 25 MPH with gusts up to 35 MPH. * HUMIDITY...10 to 15 percent. * IMPACTS...any fires that develop will likely spread rapidly. Outdoor burning is not recommended. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now....or will shortly. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. A Fire Weather Watch means that critical fire weather conditions may develop. Listen for later forecasts and possible Red Flag Warnings. && $$ WYZ308-250200- /O.CON.KCYS.FW.A.0021.210825T1700Z-210826T0200Z/ Laramie Valley/Shirley Basin- 247 AM MDT Tue Aug 24 2021 ...FIRE WEATHER WATCH REMAINS IN EFFECT FROM WEDNESDAY MORNING THROUGH WEDNESDAY EVENING FOR HIGH WINDS AND LOW HUMIDITY... * AFFECTED AREA...Fire weather zone 308. * WIND...Southwest 20 to 25 MPH with gusts up to 35 MPH. * HUMIDITY...10 to 15 percent. * IMPACTS...any fires that develop will likely spread rapidly. Outdoor burning is not recommended. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Fire Weather Watch means that critical fire weather conditions may develop. Listen for later forecasts and possible Red Flag Warnings. && $$
690 WWUS85 KCYS 241939 RFWCYS URGENT - FIRE WEATHER MESSAGE National Weather Service Cheyenne WY 139 PM MDT Tue Aug 24 2021 ...RED FLAG WARNINGS IN EFFECT FOR HIGH WINDS AND LOW HUMIDITY FOR FIRE WEATHER ZONES 303, 304, 305 AND 307 FROM 11 AM TO 8 PM TODAY... ...RED FLAG WARNINGS IN EFFECT FOR HIGH WINDS AND LOW HUMIDITY FOR FIRE WEATHER ZONES 302, 303, 304, 305, 307 AND 308 FROM 11 AM TO 8 PM TUESDAY... ...FIRE WEATHER WATCH IN EFFECT FOR HIGH WINDS AND LOW HUMIDITY FOR WESTERN FIRE WEATHER ZONE 301 FROM 11 AM TO 8 PM TUESDAY... WYZ303>305-307-251200- /O.UPG.KCYS.FW.A.0021.210825T1700Z-210826T0200Z/ /O.NEW.KCYS.FW.W.0022.210825T1700Z-210826T0200Z/ /O.CON.KCYS.FW.W.0021.000000T0000Z-210825T0200Z/ Central and Northern Carbon/Ferris-Seminoe-Shirley Mountains- Southwest Carbon County-Sierra Madre Range/Medicine Bow NF- Snowy Range/Medicine Bow NF- 139 PM MDT Tue Aug 24 2021 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM MDT THIS EVENING FOR HIGH WINDS AND LOW HUMIDITY... ...RED FLAG WARNING IN EFFECT FROM 11 AM TO 8 PM MDT WEDNESDAY FOR GUSTY WINDS AND LOW HUMIDITY... The National Weather Service in Cheyenne has issued a Red Flag Warning, which is in effect from 11 AM to 8 PM MDT Wednesday. The Fire Weather Watch is no longer in effect. * WIND...Southwest 20 to 25 MPH with gusts up to 35 MPH. * HUMIDITY...10 to 15 percent. * IMPACTS...any fires that develop will likely spread rapidly. Outdoor burning is not recommended. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now....or will shortly. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. && $$ WYZ308-251200- /O.UPG.KCYS.FW.A.0021.210825T1700Z-210826T0200Z/ /O.NEW.KCYS.FW.W.0022.210825T1700Z-210826T0200Z/ Laramie Valley/Shirley Basin- 139 PM MDT Tue Aug 24 2021 ...RED FLAG WARNING IN EFFECT FROM 11 AM TO 8 PM MDT WEDNESDAY FOR GUSTY WINDS AND LOW HUMIDITY... The National Weather Service in Cheyenne has issued a Red Flag Warning, which is in effect from 11 AM to 8 PM MDT Wednesday. The Fire Weather Watch is no longer in effect. * WIND...Southwest 20 to 25 MPH with gusts up to 35 MPH. * HUMIDITY...10 to 15 percent. * 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. && $$ WYZ302-251200- /O.NEW.KCYS.FW.W.0022.210825T1700Z-210826T0200Z/ North Laramie Range/Medicine Bow NF- 139 PM MDT Tue Aug 24 2021 ...RED FLAG WARNING IN EFFECT FROM 11 AM TO 8 PM MDT WEDNESDAY FOR GUSTY WINDS AND LOW HUMIDITY... The National Weather Service in Cheyenne has issued a Red Flag Warning, which is in effect from 11 AM to 8 PM MDT Wednesday. * AFFECTED AREA...Fire weather zone 302. * WIND...Southwest 20 to 25 MPH with gusts up to 35 MPH. * HUMIDITY...10 to 15 percent. * IMPACTS...any fires that develop will likely spread rapidly. Outdoor burning is not recommended. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now....or will shortly. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. && $$ WYZ301-251200- /O.NEW.KCYS.FW.A.0022.210825T1700Z-210826T0200Z/ Niobrara/Lower Elevations of Converse/Thunder Basin National Grassland- 139 PM MDT Tue Aug 24 2021 ...FIRE WEATHER WATCH IN EFFECT FROM WEDNESDAY MORNING THROUGH WEDNESDAY EVENING FOR GUSTY WINDS AND LOW HUMIDITY FOR WESTERN FWZ 301... The National Weather Service in Cheyenne has issued a Fire Weather Watch, which is in effect from Wednesday morning through Wednesday evening. * AFFECTED AREA...Western Fire weather zone 301. * WIND...Southwest 20 to 25 MPH with gusts up to 35 MPH. * HUMIDITY...10 to 15 percent. * IMPACTS...any fires that develop will likely spread rapidly. Outdoor burning is not recommended. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Fire Weather Watch means that critical fire weather conditions may develop. Listen for later forecasts and possible Red Flag Warnings. && $$
The office that day
Everything else NWS Cheyenne, WY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 23, 2:31 AM MDT | Fire Weather Watch | CYS | 12 hr | |
| Aug 23, 2:18 PM MDT | Red Flag Warning | CYS | 30 hr |
Nearby
Fire Weather Watches in Wyoming, 2021Every fire weather watch in 2021
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text.