Alert archive / Wyoming / Red Flag Warnings in 2021

Red Flag Warning 40, NWS Cheyenne, WY

November 15, 2021

NWS Cheyenne, WY issued this red flag warning at Nov 15, 2021, 2:04 AM MST. It took effect at Nov 15, 2021, 11:00 AM MST. It was in force for 7 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
Nov 15, 2021, 2:04 AM MST (09:04 UTC)
In effect from
Nov 15, 2021, 11:00 AM MST
Expired
Nov 15, 2021, 6:00 PM MST
In force
7 hr
Issued by
NWS Cheyenne, WY

The text

As transmitted.

704 
WWUS85 KCYS 150904
RFWCYS

URGENT - FIRE WEATHER MESSAGE
National Weather Service Cheyenne WY
204 AM MST Mon Nov 15 2021

...CRITICAL FIRE WEATHER CONDITIONS ACROSS THE SOUTHERN NEBRASKA
PANHANDLE AND LARAMIE COUNTY IN SOUTHEAST WYOMING TODAY...

NEZ313-WYZ310-160100-
/O.NEW.KCYS.FW.W.0040.211115T1800Z-211116T0100Z/
Scotts Bluff National Monument/Wildcat Hills-
Platte/Goshen/Central and Eastern Laramie-
204 AM MST Mon Nov 15 2021

...RED FLAG WARNING IN EFFECT FROM 11 AM THIS MORNING TO 6 PM MST
THIS EVENING FOR GUSTY WINDS AND LOW HUMIDITY FOR SOUTHERN FIRE 
WEATHER ZONE 310 AND FIRE WEATHER ZONE 313...

The National Weather Service in Cheyenne has issued a Red Flag
Warning, which is in effect from 11 AM this morning to 6 PM MST
this evening. 

* AFFECTED AREA...Fire weather zone 313. Southern Fire weather 
  zone 310.

* WIND...West winds 20 to 25 mph with gusts to 40 mph. 

* HUMIDITY...13 to 15 percent

* HAINES...5 or Moderate potential for rapid fire growth.

* IMPACTS...Any fires that develop will likely spread rapidly.
  Expect rapid fire growth on the ongoing Buffalo Creek wildfire
  late morning through the afternoon. 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.

&&

$$
1 follow-up statement
431 
WWUS85 KCYS 151924
RFWCYS

URGENT - FIRE WEATHER MESSAGE
National Weather Service Cheyenne WY
Issued by National Weather Service Riverton WY
1224 PM MST Mon Nov 15 2021

...CRITICAL FIRE WEATHER CONDITIONS ACROSS THE SOUTHERN NEBRASKA
PANHANDLE AND LARAMIE COUNTY IN SOUTHEAST WYOMING TODAY...

NEZ313-WYZ310-160100-
/O.CON.KCYS.FW.W.0040.000000T0000Z-211116T0100Z/
Scotts Bluff National Monument/Wildcat Hills-
Platte/Goshen/Central and Eastern Laramie-
1224 PM MST Mon Nov 15 2021

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM MST THIS EVENING
FOR GUSTY WINDS AND LOW HUMIDITY FOR SOUTHERN PORTION OF FIRE 
WEATHER ZONE 310 AND FIRE WEATHER ZONE 313...

* AFFECTED AREA...Fire weather zone 313. Southern portion of fire
  weather zone 310. 

* WIND...West winds 20 to 25 mph with gusts to 40 mph.

* HUMIDITY...13 to 15 percent

* HAINES...5 or Moderate potential for rapid fire growth.

* IMPACTS...Any fires that develop will likely spread rapidly. 
  Expect rapid fire growth on the ongoing Buffalo Creek 
  wildfire late morning through the afternoon. 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.

&&

$$

McDonald

The office that day

Everything else NWS Cheyenne, WY issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Nov 15, 2:13 AM MSTHigh Wind WatchCYSAlbany, Carbon, Converse, Goshen, Laramie, Niobrara and 1 more23 hr
Nov 15, 11:36 AM MSTHigh Wind WarningCYSAlbany, Carbon, Converse, Laramie, Platte32 hr

Nearby

Red Flag Warnings in Wyoming, 2021Red Flag Warnings in Nebraska, 2021Every red flag warning 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.