Alert archive / Wyoming / Red Flag Warnings in 2012

Red Flag Warning 69, NWS Cheyenne, WY

October 8, 2012

NWS Cheyenne, WY issued this red flag warning at Oct 8, 2012, 1:39 AM MDT. It took effect at Oct 8, 2012, 12:00 PM MDT. 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
Oct 8, 2012, 1:39 AM MDT (07:39 UTC)
In effect from
Oct 8, 2012, 12:00 PM MDT
Expired
Oct 8, 2012, 7:00 PM MDT
In force
7 hr
Issued by
NWS Cheyenne, WY

The text

As transmitted, in the capitals the NWS used until 2016.

571 
WWUS85 KCYS 080739
RFWCYS

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
139 AM MDT MON OCT 8 2012

...RED FLAG WARNING IN EFFECT FROM NOON TO 7 PM MDT FOR GUSTY
WINDS AND LOW HUMIDITIES FOR FIRE WEATHER ZONES 303 THROUGH 308...

.GUSTY WEST TO SOUTHWEST WINDS WILL BE FOUND ACROSS THE AREA THIS
AFTERNOON WITH THE STRONGEST WINDS FROM THE LARAMIE RANGE WESTWARD.
THESE WINDS ARE EXPECTED TO GUST 30 TO 40 MPH THIS AFTERNOON AND
WILL COMBINE WITH VERY DRY AIR TO PRODUCE CRITICAL FIRE WEATHER
CONDITIONS. 

WYZ303>308-082145-
/O.UPG.KCYS.FW.A.0054.121008T1800Z-121009T0000Z/
/O.NEW.KCYS.FW.W.0069.121008T1800Z-121009T0100Z/
CENTRAL AND NORTHERN CARBON/FERRIS-SEMINOE-SHIRLEY MOUNTAINS-
SOUTHWEST CARBON-SIERRA MADRE RANGE/MEDICINE BOW NF-
UPPER NORTH PLATTE RIVER BASIN-SNOWY RANGE/MEDICINE BOW NF-
LARAMIE VALLEY/SHIRLEY BASIN-
139 AM MDT MON OCT 8 2012

...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 7 PM MDT THIS
EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES
303...304...305...306...307 AND 308...

THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A RED FLAG
WARNING FOR WIND AND LOW RELATIVE HUMIDITY...WHICH IS IN EFFECT
FROM NOON TODAY TO 7 PM MDT THIS EVENING. THE FIRE WEATHER WATCH
IS NO LONGER IN EFFECT.

* AFFECTED AREA...FIRE WEATHER ZONES 303...304...305...306... 
  307 AND 308.

* WINDS...WEST 20 TO 30 MPH WITH GUSTS UP TO 40 MPH.

* RELATIVE HUMIDITY...10 TO 15 PERCENT THIS AFTERNOON. 

* IMPACTS...GUSTY WINDS AND VERY LOW HUMIDITIES WILL RESULT IN THE
  POTENTIAL FOR RAPID 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
2 follow-up statements
040 
WWUS85 KCYS 081951
RFWCYS

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
151 PM MDT MON OCT 8 2012


WYZ303>308-090100-
/O.CON.KCYS.FW.W.0069.000000T0000Z-121009T0100Z/
CENTRAL AND NORTHERN CARBON/FERRIS-SEMINOE-SHIRLEY MOUNTAINS-
SOUTHWEST CARBON-SIERRA MADRE RANGE/MEDICINE BOW NF-
UPPER NORTH PLATTE RIVER BASIN-SNOWY RANGE/MEDICINE BOW NF-
LARAMIE VALLEY/SHIRLEY BASIN-
151 PM MDT MON OCT 8 2012

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 7 PM MDT THIS EVENING
FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES
303... 304...305...306...307 AND 308...

* AFFECTED AREA...FIRE WEATHER ZONE 303 CENTRAL AND NORTHERN 
  CARBON/FERRIS-SEMINOE-SHIRLEY MOUNTAINS...FIRE WEATHER ZONE 
  304 SOUTHWEST CARBON...FIRE WEATHER ZONE 305 SIERRA MADRE 
  RANGE/MEDICINE BOW NF...FIRE WEATHER ZONE 306 UPPER NORTH 
  PLATTE RIVER BASIN...FIRE WEATHER ZONE 307 SNOWY 
  RANGE/MEDICINE BOW NF AND FIRE WEATHER ZONE 308 LARAMIE 
  VALLEY/SHIRLEY BASIN.

* WINDS...WEST 20 TO 30 MPH WITH GUSTS UP TO 40 MPH.

* RELATIVE HUMIDITY...AS LOW AS 10 PERCENT.

* IMPACTS...GUSTY WINDS AND VERY LOW HUMIDITIES WILL RESULT IN 
  THE POTENTIAL FOR RAPID 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.

&&

$$
318 
WWUS85 KCYS 090100
RFWCYS

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
700 PM MDT MON OCT 8 2012


WYZ303>308-090200-
/O.EXP.KCYS.FW.W.0069.000000T0000Z-121009T0100Z/
CENTRAL AND NORTHERN CARBON/FERRIS-SEMINOE-SHIRLEY MOUNTAINS-
SOUTHWEST CARBON-SIERRA MADRE RANGE/MEDICINE BOW NF-
UPPER NORTH PLATTE RIVER BASIN-SNOWY RANGE/MEDICINE BOW NF-
LARAMIE VALLEY/SHIRLEY BASIN-
700 PM MDT MON OCT 8 2012

...RED FLAG WARNING WILL EXPIRE AT 7 PM MDT THIS EVENING FOR
GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES
303...304...305...306...307 AND 308...

WINDS HAVE DECREASED ACROSS THE AREA...SO RED FLAG CONDITIONS ARE
NO LONGER EXPECTED TONIGHT.

$$

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.