Alert archive / Wyoming / Red Flag Warnings in 2012

Red Flag Warning 36, NWS Cheyenne, WY

June 18, 2012

NWS Cheyenne, WY issued this red flag warning at Jun 18, 2012, 2:14 PM MDT. It took effect at Jun 19, 2012, 8:00 AM MDT. It was in force for 13 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
Jun 18, 2012, 2:14 PM MDT (20:14 UTC)
In effect from
Jun 19, 2012, 8:00 AM MDT
Expired
Jun 19, 2012, 9:00 PM MDT
In force
13 hr
Issued by
NWS Cheyenne, WY

The text

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

731 
WWUS85 KCYS 182014
RFWCYS

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
214 PM MDT MON JUN 18 2012

...RED FLAG WARNING REMAINS IN EFFECT FOR MUCH OF SOUTHEAST
WYOMING AND THE WESTERN NEBRASKA PANHANDLE THROUGH THIS EVENING
FOR STRONG WESTERLY WINDS AND LOW HUMIDITIES...

...RED FLAG WARNING IS IN EFFECT FOR MUCH OF SOUTHEAST WYOMING FOR
LATE TUESDAY MORNING INTO TUESDAY EVENING FOR STRONG WEST-TO-
NORTHWEST WINDS AND LOW HUMIDITIES...

.STRONG WEST-TO-SOUTHWEST WINDS WILL CONTINUE THIS AFTERNOON IN
RESPONSE TO A TIGHT SURFACE PRESSURE GRADIENT. IN ADDITION...
TEMPERATURES ARE WELL ABOVE NORMAL...CAUSING AFTERNOON HUMIDITIES
TO FALL INTO THE SINGLE DIGITS. AS A RESULT... CRITICAL FIRE
WEATHER CONDITIONS WILL CONTINUE OVER MOST OF SOUTHEAST WYOMING
AND THE WESTERN NEBRASKA PANHANDLE THIS AFTERNOON. A COLD FRONT
WILL MOVE ACROSS THE AREA LATE TONIGHT. ALTHOUGH TEMPERATURES WILL
BE AROUND 5-10 DEGREES COOLER ON TUESDAY...BREEZY NORTHWEST WINDS
WILL COMBINE WITH A DRY AIRMASS TO PRODUCE CRITICAL FIRE WEATHER
CONDITIONS OVER MOST OF SOUTHEAST WYOMING.

WYZ302>307-309-310-190600-
/O.UPG.KCYS.FW.A.0028.120619T1600Z-120620T0300Z/
/O.NEW.KCYS.FW.W.0036.120619T1600Z-120620T0300Z/
/O.EXT.KCYS.FW.W.0035.000000T0000Z-120619T0600Z/
NORTH LARAMIE RANGE/MEDICINE BOW NF-
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-
SOUTH LARAMIE RANGE/MEDICINE BOW NF-
PLATTE/GOSHEN/CENTRAL AND EASTERN LARAMIE-
214 PM MDT MON JUN 18 2012

...RED FLAG WARNING NOW IN EFFECT UNTIL MIDNIGHT MDT TONIGHT FOR
WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 302...303...
304...305...306...307...309 AND 310...

...RED FLAG WARNING IN EFFECT FROM 10 AM TO 9 PM MDT TUESDAY FOR
WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 302...303...
304...305...306...307...309 AND 310...

THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A RED FLAG
WARNING FOR WIND AND LOW RELATIVE HUMIDITY...WHICH IS IN EFFECT
FROM 10 AM TO 9 PM MDT TUESDAY. THE FIRE WEATHER WATCH IS NO
LONGER IN EFFECT.

* AFFECTED AREA...FIRE WEATHER ZONE 302 NORTH LARAMIE 
  RANGE/MEDICINE BOW NF...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... FIRE WEATHER ZONE 309 SOUTH LARAMIE 
  RANGE/MEDICINE BOW NF AND FIRE WEATHER ZONE 310 
  PLATTE/GOSHEN/CENTRAL AND EASTERN LARAMIE.

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

* RELATIVE HUMIDITY...AS LOW AS 9 PERCENT.

* IMPACTS...RAPID FIRE GROWTH MAY OCCUR IN THESE AREAS.

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.

&&

$$

WYZ301-190600-
/O.NEW.KCYS.FW.W.0036.120619T1600Z-120620T0300Z/
/O.EXT.KCYS.FW.W.0035.000000T0000Z-120619T0600Z/
NIOBRARA/LOWER ELEVATIONS OF CONVERSE/THUNDER BASIN NATIONAL
GRASSLAND-
214 PM MDT MON JUN 18 2012

...RED FLAG WARNING NOW IN EFFECT UNTIL MIDNIGHT MDT TONIGHT FOR
WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 301...

...RED FLAG WARNING IN EFFECT FROM 10 AM TO 9 PM MDT TUESDAY 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
FROM 10 AM TO 9 PM MDT TUESDAY.

* AFFECTED AREA...FIRE WEATHER ZONE 301 NIOBRARA/LOWER 
  ELEVATIONS OF CONVERSE/THUNDER BASIN NATIONAL GRASSLAND.

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

* RELATIVE HUMIDITY...AS LOW AS 8 PERCENT.

* IMPACTS...RAPID FIRE GROWTH MAY OCCUR IN THESE AREAS.

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.

&&

$$

NEZ311>313-190600-
/O.EXT.KCYS.FW.W.0035.000000T0000Z-120619T0600Z/
PINE RIDGE/NEBRASKA NATIONAL FOREST/OGLALA NATIONAL GRASSLANDS-
BOX BUTTE/SOUTH SIOUX-
SCOTTS BLUFF NATIONAL MONUMENT/WILDCAT HILLS-
214 PM MDT MON JUN 18 2012

...RED FLAG WARNING NOW IN EFFECT UNTIL MIDNIGHT MDT TONIGHT FOR
WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 311...
312 AND 313...

* AFFECTED AREA...FIRE WEATHER ZONE 311 PINE RIDGE/NEBRASKA 
  NATIONAL FOREST/OGLALA NATIONAL GRASSLANDS...FIRE WEATHER ZONE 
  312 BOX BUTTE/SOUTH SIOUX AND FIRE WEATHER ZONE 313 SCOTTS 
  BLUFF NATIONAL MONUMENT/WILDCAT HILLS.

* WINDS...SOUTHWEST 10 TO 20 MPH WITH GUSTS UP TO 35 MPH.

* RELATIVE HUMIDITY...AS LOW AS 6 PERCENT.

* IMPACTS...RAPID FIRE GROWTH MAY OCCUR IN THESE AREAS.

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
4 follow-up statements
229 
WWUS85 KCYS 190333
RFWCYS

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
933 PM MDT MON JUN 18 2012

...RED FLAG WARNING HAS BEEN CANCELLED FOR THIS EVENING...

...RED FLAG WARNING REMAIONS IN EFFECT FOR MUCH OF SOUTHEAST
WYOMING FOR LATE TUESDAY MORNING INTO TUESDAY EVENING FOR STRONG
WEST OR NORTHWEST WINDS AND LOW RELATIVE HUMIDITIES...

.A COLD FRONT WILL MOVE ACROSS THE AREA LATE TONIGHT. ALTHOUGH
TEMPERATURES WILL BE 5 TO 10 DEGREES COOLER ON TUESDAY...GUSTY
WEST TO NORTHWEST WINDS WILL COMBINE WITH A DRY AIRMASS TO PRODUCE
CRITICAL FIRE WEATHER CONDITIONS OVER MOST OF SOUTHEAST WYOMING.

WYZ301>307-309-310-191145-
/O.CAN.KCYS.FW.W.0035.000000T0000Z-120619T0600Z/
/O.CON.KCYS.FW.W.0036.120619T1600Z-120620T0300Z/
NIOBRARA/LOWER ELEVATIONS OF CONVERSE/THUNDER BASIN NATIONAL
GRASSLAND-NORTH LARAMIE RANGE/MEDICINE BOW NF-
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-
SOUTH LARAMIE RANGE/MEDICINE BOW NF-
PLATTE/GOSHEN/CENTRAL AND EASTERN LARAMIE-
933 PM MDT MON JUN 18 2012

...RED FLAG WARNING REMAINS IN EFFECT FROM 10 AM TO 9 PM MDT
TUESDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES
301...302...303...304...305...306...307...309 AND 310...
...RED FLAG WARNING IS CANCELLED FOR WIND AND LOW RELATIVE
HUMIDITY FOR FIRE WEATHER ZONES 301...302...303...304...305...
306...307...309 AND 310...

THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS CANCELLED THE RED
FLAG WARNING.

* AFFECTED AREA...FIRE WEATHER ZONE 301 NIOBRARA/LOWER 
  ELEVATIONS OF CONVERSE/THUNDER BASIN NATIONAL GRASSLAND...FIRE 
  WEATHER ZONE 302 NORTH LARAMIE RANGE/MEDICINE BOW NF...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...FIRE WEATHER 
  ZONE 309 SOUTH LARAMIE RANGE/MEDICINE BOW NF AND FIRE WEATHER 
  ZONE 310 PLATTE/GOSHEN/CENTRAL AND EASTERN LARAMIE.

* WINDS...WEST 15 TO 25 MPH WITH GUSTS UP TO 35 MPH.

* RELATIVE HUMIDITY...AS LOW AS 8 PERCENT.

* IMPACTS...RAPID FIRE GROWTH MAY OCCUR IN THESE AREAS.

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.

&&

$$

NEZ311>313-190445-
/O.CAN.KCYS.FW.W.0035.000000T0000Z-120619T0600Z/
PINE RIDGE/NEBRASKA NATIONAL FOREST/OGLALA NATIONAL GRASSLANDS-
BOX BUTTE/SOUTH SIOUX-
SCOTTS BLUFF NATIONAL MONUMENT/WILDCAT HILLS-
933 PM MDT MON JUN 18 2012

...RED FLAG WARNING IS CANCELLED FOR WIND AND LOW RELATIVE
HUMIDITY FOR FIRE WEATHER ZONES 311...312 AND 313...

THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS CANCELLED THE RED
FLAG WARNING.

WINDS HAVE DIMINISHED OVER THE WESTERN NEBRASKA PANHANDLE THIS
EVENING. AT THE SAME TIME...RELATIVE HUMIDITY VALUES HAVE 
INCREASED. THAT TREND WILL CONTINUE FOR THE REST OF TONIGHT AND
SO THE RED FLAG WARNING THAT WAS IN EFFECT UNTIL MIDNIGHT HAS BEEN
CANCELLED. 

$$

WEILAND
881 
WWUS85 KCYS 190759
RFWCYS

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
159 AM MDT TUE JUN 19 2012

...RED FLAG WARNING REMAINS IN EFFECT FOR MUCH OF SOUTHEAST
WYOMING FOR TODAY AND EARLY THIS EVENING FOR STRONG WEST OR
NORTHWEST WINDS AND LOW RELATIVE HUMIDITIES...

.A COLD FRONT WILL MOVE ACROSS THE AREA EARLY TODAY. ALTHOUGH
TEMPERATURES WILL BE 5 TO 10 DEGREES COOLER TODAY...GUSTY WEST TO
NORTHWEST WINDS WILL COMBINE WITH A DRY AIRMASS TO PRODUCE
CRITICAL FIRE WEATHER CONDITIONS OVER MOST OF SOUTHEAST WYOMING.

WYZ301>307-309-310-192300-
/O.EXT.KCYS.FW.W.0036.120619T1400Z-120620T0300Z/
NIOBRARA/LOWER ELEVATIONS OF CONVERSE/THUNDER BASIN NATIONAL
GRASSLAND-NORTH LARAMIE RANGE/MEDICINE BOW NF-
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-
SOUTH LARAMIE RANGE/MEDICINE BOW NF-
PLATTE/GOSHEN/CENTRAL AND EASTERN LARAMIE-
159 AM MDT TUE JUN 19 2012

...RED FLAG WARNING NOW IN EFFECT FROM 8 AM THIS MORNING TO 9 PM
MDT THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE
WEATHER ZONES 301...302...303...304...305...306...307...309 AND
310...

* AFFECTED AREA...FIRE WEATHER ZONE 301 NIOBRARA/LOWER 
  ELEVATIONS OF CONVERSE/THUNDER BASIN NATIONAL GRASSLAND...FIRE 
  WEATHER ZONE 302 NORTH LARAMIE RANGE/MEDICINE BOW NF...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...FIRE WEATHER 
  ZONE 309 SOUTH LARAMIE RANGE/MEDICINE BOW NF AND FIRE WEATHER 
  ZONE 310 PLATTE/GOSHEN/CENTRAL AND EASTERN LARAMIE.

* WINDS...WEST 15 TO 25 MPH WITH GUSTS UP TO 45 MPH.

* RELATIVE HUMIDITY...AS LOW AS 9 PERCENT.

* IMPACTS...RAPID FIRE GROWTH MAY OCCUR IN THESE AREAS.

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.

&&

$$

RUBIN
203 
WWUS85 KCYS 192100
RFWCYS

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
300 PM MDT TUE JUN 19 2012

...THE RED FLAG WARNING REMAINS IN EFFECT FOR MUCH OF SOUTHEAST
WYOMING THROUGH THIS EVENING FOR WARM...DRY AND BREEZY CONDITIONS...

.CRITICAL FIRE WEATHER CONDITIONS WILL CONTINUE OVER MUCH OF
SOUTHEAST WYOMING THROUGH THIS EVENING DUE TO THE WARM...DRY AND
BREEZY WEATHER. NORTHWEST TO NORTH WINDS WILL GUST AS HIGH AS 40 MPH
DURING THAT TIME AND MINIMUM RELATIVE HUMIDITY VALUES WILL BE
BETWEEN 8 AND 13 PERCENT.

WYZ301>307-309-310-200300-
/O.CON.KCYS.FW.W.0036.000000T0000Z-120620T0300Z/
NIOBRARA/LOWER ELEVATIONS OF CONVERSE/THUNDER BASIN NATIONAL
GRASSLAND-NORTH LARAMIE RANGE/MEDICINE BOW NF-
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-
SOUTH LARAMIE RANGE/MEDICINE BOW NF-
PLATTE/GOSHEN/CENTRAL AND EASTERN LARAMIE-
300 PM MDT TUE JUN 19 2012

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING
FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 301...
302...303...304...305...306...307...309 AND 310...

* AFFECTED AREA...FIRE WEATHER ZONE 301 NIOBRARA/LOWER 
  ELEVATIONS OF CONVERSE/THUNDER BASIN NATIONAL GRASSLAND...FIRE 
  WEATHER ZONE 302 NORTH LARAMIE RANGE/MEDICINE BOW NF...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...FIRE WEATHER 
  ZONE 309 SOUTH LARAMIE RANGE/MEDICINE BOW NF AND FIRE WEATHER 
  ZONE 310 PLATTE/GOSHEN/CENTRAL AND EASTERN LARAMIE.

* WINDS...NORTHWEST TO NORTH 15 TO 25 MPH WITH GUSTS UP TO 40 MPH.

* RELATIVE HUMIDITY...BETWEEN 8 AND 13 PERCENT. 

* IMPACTS...RAPID FIRE GROWTH MAY OCCUR IN THESE AREAS.

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.

&&

$$

WEILAND
249 
WWUS85 KCYS 200305
RFWCYS

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
905 PM MDT TUE JUN 19 2012

...RED FLAG WARNING HAS EXPIRED FOR WIND AND LOW RELATIVE
HUMIDITY FOR MUCH OF SOUTH CENTRAL AND SOUTHEAST WYOMING...

WYZ301>307-309-310-200415-
/O.EXP.KCYS.FW.W.0036.000000T0000Z-120620T0300Z/
NIOBRARA/LOWER ELEVATIONS OF CONVERSE/THUNDER BASIN NATIONAL
GRASSLAND-NORTH LARAMIE RANGE/MEDICINE BOW NF-
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-
SOUTH LARAMIE RANGE/MEDICINE BOW NF-
PLATTE/GOSHEN/CENTRAL AND EASTERN LARAMIE-
905 PM MDT TUE JUN 19 2012

...RED FLAG WARNING HAS EXPIRED FOR WIND AND LOW RELATIVE
HUMIDITY FOR FIRE WEATHER ZONES 301...302...303...304...305...
306...307...309 AND 310...

A SURFACE TROUGH WILL BE MOVING EAST THROUGH SOUTHEAST WYOMING
THIS EVENING. LOW LEVEL MOISTURE EAST OF THE TROUGH HAS ALLOWED
HUMIDITIES TO RISE WELL ABOVE CRITICAL VALUES. IT WILL BE DRIER
WEST OF THE TROUGH WITH GUSTY WESTERLY WINDS...WITH HUMIDITIES
RISING ABOVE CRITICAL VALUES DURING THE NEXT HOUR.

$$

JAMSKI

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 18, 2:28 AM MDTFire Weather WatchCYS12 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.