weather.gov     
National Weather Service

Watches, Warnings & Advisories
NWS Homepage

Red Flag Warning


URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE RIVERTON WY
311 PM MDT FRI JUN 24 2016

...HOT...DRY...WINDY...AND UNSTABLE WEATHER TO CONTINUE FOR
PORTIONS OF CENTRAL WYOMING THROUGH SATURDAY EVENING...

.STRONG UPPER LEVEL RIDGING AND INCREASING WEST TO SOUTHWEST
SURFACE WINDS WILL ALLOW FOR HOT TEMPERATURES AND MOSTLY DRY
CONDITIONS TO CONTINUE OVER PORTIONS OF CENTRAL WYOMING WHERE
FUELS ARE CRITICAL. SOME DRY THUNDERSTORM CHANCES WILL ALSO
CONTINUE LATE THIS AFTERNOON INTO THE EVENING OVER PORTIONS OF
NATRONA COUNTY. EXTREME CONDITIONS WILL CONTINUE THROUGH THE EARLY
EVENING ON SATURDAY...BEFORE DECREASING FIRE DANGER ON SUNDAY
BEHIND A COOL FRONT.

WYZ281-250600-
/O.CON.KRIW.FW.W.0003.000000T0000Z-160626T0300Z/
JOHNSON COUNTY/CASPER BLM-
311 PM MDT FRI JUN 24 2016

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT SATURDAY FOR
VERY LOW RH VALUES...WIND GUSTS NEAR OR IN EXCESS OF 25 MPH...AND
DRY THUNDERSTORMS...FOR FIRE WEATHER ZONE 281...THE LOWER
ELEVATIONS OF JOHNSON COUNTY...

* WIND...15 TO 25 MPH WITH GUSTS 30 TO 40 MPH.

* HUMIDITY...10 TO 14 PERCENT.

* THUNDERSTORMS...ISOLATED TO WIDELY SCATTERED MOSTLY DRY
  THUNDERSTORMS FRIDAY AFTERNOON AND EVENING ACROSS SOUTHERN
  JOHNSON COUNTY.

* 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.

&&

$$

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE RIVERTON WY
311 PM MDT FRI JUN 24 2016

...HOT...DRY...WINDY...AND UNSTABLE WEATHER TO CONTINUE FOR
PORTIONS OF CENTRAL WYOMING THROUGH SATURDAY EVENING...

.STRONG UPPER LEVEL RIDGING AND INCREASING WEST TO SOUTHWEST
SURFACE WINDS WILL ALLOW FOR HOT TEMPERATURES AND MOSTLY DRY
CONDITIONS TO CONTINUE OVER PORTIONS OF CENTRAL WYOMING WHERE
FUELS ARE CRITICAL. SOME DRY THUNDERSTORM CHANCES WILL ALSO
CONTINUE LATE THIS AFTERNOON INTO THE EVENING OVER PORTIONS OF
NATRONA COUNTY. EXTREME CONDITIONS WILL CONTINUE THROUGH THE EARLY
EVENING ON SATURDAY...BEFORE DECREASING FIRE DANGER ON SUNDAY
BEHIND A COOL FRONT.

WYZ285-250600-
/O.CON.KRIW.FW.W.0003.000000T0000Z-160626T0300Z/
SOUTH BIGHORN MOUNTAINS-
311 PM MDT FRI JUN 24 2016

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT SATURDAY FOR
VERY LOW RH VALUES...WIND GUSTS NEAR OR IN EXCESS OF 25 MPH...AND
POSSIBLE DRY THUNDERSTORMS...FOR FIRE WEATHER ZONE 285...

* WIND...15 TO 25 MPH WITH GUSTS 30 TO 40 MPH.

* HUMIDITY...10 TO 14 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.

&&

$$

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE RIVERTON WY
311 PM MDT FRI JUN 24 2016

...HOT...DRY...WINDY...AND UNSTABLE WEATHER TO CONTINUE FOR
PORTIONS OF CENTRAL WYOMING THROUGH SATURDAY EVENING...

.STRONG UPPER LEVEL RIDGING AND INCREASING WEST TO SOUTHWEST
SURFACE WINDS WILL ALLOW FOR HOT TEMPERATURES AND MOSTLY DRY
CONDITIONS TO CONTINUE OVER PORTIONS OF CENTRAL WYOMING WHERE
FUELS ARE CRITICAL. SOME DRY THUNDERSTORM CHANCES WILL ALSO
CONTINUE LATE THIS AFTERNOON INTO THE EVENING OVER PORTIONS OF
NATRONA COUNTY. EXTREME CONDITIONS WILL CONTINUE THROUGH THE EARLY
EVENING ON SATURDAY...BEFORE DECREASING FIRE DANGER ON SUNDAY
BEHIND A COOL FRONT.

WYZ300-250600-
/O.CON.KRIW.FW.W.0003.000000T0000Z-160626T0300Z/
CASPER MOUNTAIN-
311 PM MDT FRI JUN 24 2016

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT SATURDAY FOR
VERY LOW RH VALUES...WIND GUSTS NEAR OR IN EXCESS OF 25 MPH...AND
DRY THUNDERSTORMS...FOR FIRE WEATHER ZONE 300...

* WIND...15 TO 25 MPH WITH GUSTS 30 TO 40 MPH.

* HUMIDITY...12 TO 15 PERCENT.

* THUNDERSTORMS...ISOLATED TO WIDELY SCATTERED MOSTLY DRY
  THUNDERSTORMS FRIDAY AFTERNOON AND EVENING.

* 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.

&&

$$

MCDONALD

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE RIVERTON WY
311 PM MDT FRI JUN 24 2016

...HOT...DRY...WINDY...AND UNSTABLE WEATHER TO CONTINUE FOR
PORTIONS OF CENTRAL WYOMING THROUGH SATURDAY EVENING...

.STRONG UPPER LEVEL RIDGING AND INCREASING WEST TO SOUTHWEST
SURFACE WINDS WILL ALLOW FOR HOT TEMPERATURES AND MOSTLY DRY
CONDITIONS TO CONTINUE OVER PORTIONS OF CENTRAL WYOMING WHERE
FUELS ARE CRITICAL. SOME DRY THUNDERSTORM CHANCES WILL ALSO
CONTINUE LATE THIS AFTERNOON INTO THE EVENING OVER PORTIONS OF
NATRONA COUNTY. EXTREME CONDITIONS WILL CONTINUE THROUGH THE EARLY
EVENING ON SATURDAY...BEFORE DECREASING FIRE DANGER ON SUNDAY
BEHIND A COOL FRONT.

WYZ280-250600-
/O.CON.KRIW.FW.W.0003.000000T0000Z-160626T0300Z/
NATRONA COUNTY/CASPER BLM-
311 PM MDT FRI JUN 24 2016

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT SATURDAY FOR
VERY LOW RH VALUES...WIND GUSTS NEAR OR IN EXCESS OF 25 MPH...AND
DRY THUNDERSTORMS...FOR FIRE WEATHER ZONE 280...THE LOWER
ELEVATIONS OF NATRONA COUNTY...

* WIND...15 TO 25 MPH WITH GUSTS 35 TO 40 MPH ON TODAY AND
  SATURDAY.

* HUMIDITY...10 TO 14 PERCENT.

* THUNDERSTORMS...ISOLATED TO WIDELY SCATTERED MOSTLY DRY
  THUNDERSTORMS FRIDAY AFTERNOON AND EVENING.

* 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.

&&

$$

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE RAPID CITY SD
225 PM MDT FRI JUN 24 2016

...RED FLAG WARNING CONTINUES THROUGH THIS EVENING FOR LOW
HUMIDITY...GUSTY WINDS...AND COLD FRONTAL PASSAGE...FOR
NORTHEASTERN WYOMING...

.HOT TEMPERATURES AND LOW HUMIDITY...COMBINED WITH GUSTY
SOUTHWEST WINDS DEVELOPING WILL PRODUCE CRITICAL FIRE WEATHER
CONDITIONS ACROSS NORTHEASTERN WYOMING. THIS EVENING...A COLD
FRONT WILL CROSS THE AREA...FOLLOWED BY NORTHWESTERLY WINDS WITH
GUSTS OF 40 MPH OR GREATER. ISOLATED THUNDERSTORMS ARE ALSO
POSSIBLE.

WYZ259-297>299-250600-
/O.CON.KUNR.FW.W.0008.000000T0000Z-160625T0600Z/
SOUTHERN CAMPBELL-NORTHERN CAMPBELL-
CROOK AND WESTON COUNTY PLAINS-WYOMING BLACK HILLS-
225 PM MDT FRI JUN 24 2016

...RED FLAG WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT TONIGHT
FOR LOW RELATIVE HUMIDITY...GUSTY WINDS...AND A COLD FRONT
PASSAGE...FOR FIRE WEATHER ZONES 259...297 AND 298...

* AFFECTED AREA...FIRE WEATHER ZONES 259...297...298 AND 299.

* WINDS...SOUTHWEST 15 TO 25 MPH. GUSTS UP TO 30 MPH LATE THIS
  AFTERNOON. WINDS BECOMING NORTHWEST WITH GUSTS UP TO 40 MPH
  BEHIND A COLD FRONT THAT WILL CROSS THE AREA THIS EVENING.

* RELATIVE HUMIDITY...AS LOW AS 10 TO 15 PERCENT.

* TEMPERATURES...IN THE MID 90S.

* LIGHTNING...ISOLATED THUNDERSTORMS ARE POSSIBLE.

* IMPACTS...THE COMBINATION OF DRY FUELS...GUSTY WINDS...AND
  VERY DRY RELATIVE HUMIDITIES WILL CAUSE CRITICAL FIRE WEATHER
  CONDITIONS.

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.

&&

$$
10

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
218 PM MDT FRI JUN 24 2016

WYZ301-251215-
/O.CON.KCYS.FW.W.0004.000000T0000Z-160625T0300Z/
/O.CON.KCYS.FW.A.0004.160625T1700Z-160626T0300Z/
NIOBRARA/LOWER ELEVATIONS OF CONVERSE/THUNDER BASIN NATIONAL
GRASSLAND-
218 PM MDT FRI JUN 24 2016

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING
FOR GUSTY WINDS AND LOW AFTERNOON HUMIDITIES...

...FIRE WEATHER WATCH IN EFFECT FROM SATURDAY MORNING THROUGH
SATURDAY EVENING FOR GUSTY WINDS AND LOW HUMIDITIES...

* AFFECTED AREA...FIRE WEATHER ZONE 301.

* WIND...WEST WINDS OF 15 TO 20 MPH SUSTAINED WITH GUSTS BETWEEN
  25 TO 30 MPH. HIGHER GUSTS EXPECTED NEAR THUNDERSTORMS TODAY.

* HUMIDITY...12 TO 17 PERCENT. LOWER HUMIDITIES POSSIBLE SATURDAY
  AFTERNOON.

* THUNDERSTORMS...A FEW ISOLATED DRY THUNDERSTORMS ARE POSSIBLE
  THIS AFTERNOON.

* IMPACTS...ANY FIRES THAT DEVELOP MAY 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 VERY WARM TEMPERATURES
CAN CONTRIBUTE TO EXTREME FIRE BEHAVIOR.

A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE FORECAST TO OCCUR. LISTEN FOR LATER FORECASTS AND POSSIBLE
RED FLAG WARNINGS.

&&

$$

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE BILLINGS MT
216 PM MDT FRI JUN 24 2016

MTZ131-133-WYZ274-250600-
/O.CON.KBYZ.FW.W.0002.000000T0000Z-160625T0600Z/
NORTHERN CHEYENNE INDIAN RESERVATION/ASHLAND RANGER DISTRICT
CUSTER NATL FOREST-SIOUX RANGER DISTRICT CUSTER NATIONAL FOREST-
SHERIDAN COUNTY-
216 PM MDT FRI JUN 24 2016

...RED FLAG WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT TONIGHT...

* IMPACTS: ERRATIC FIRE BEHAVIOR AND ISOLATED NEW FIRE STARTS.

* AFFECTED AREA:
   IN NORTH CENTRAL WY FIRE ZONE....274.
   IN SOUTHEAST MT FIRE ZONE....131.
   IN SOUTHEAST MT AND NORTHWEST SD FIRE ZONE....133.

* COUNTIES AFFECTED:
   IN NORTH CENTRAL WY...SHERIDAN.
   IN NORTHWEST SD...HARDING.
   IN SOUTH CENTRAL MT...BIG HORN.
   IN SOUTHEAST MT...CARTER...FALLON...POWDER RIVER...ROSEBUD
                     TREASURE.

* COLD FRONT: A STRONG COLD FRONT WITH STRONG WINDS AND A FEW
  THUNDERSTORMS WITH LITTLE RAINFALL.

* WIND: 15 TO 20 MPH WINDS OUT OF THE EAST TO SOUTHEAST DURING THE
  LATE AFTERNOON...ABRUPTLY SHIFTING TO THE NORTHWEST AT 20 TO 30
  MPH WITH GUSTS UP TO 50 MPH.

* HUMIDITY: 15 TO 20 PERCENT.

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.

&&

$$

HTTP://WEATHER.GOV/BILLINGS

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE GRAND JUNCTION CO
1220 PM MDT FRI JUN 24 2016

...RED FLAG WARNING IN EFFECT TODAY FROM 2 PM TO 8 PM FOR GUSTY
WINDS...LOW HUMIDITY...AND DRY FUELS FOR COLORADO FIRE WEATHER
ZONES 200...202...203 IN NORTHWEST AND WEST CENTRAL COLORADO AND
UTAH FIRE ZONE 490 IN EAST CENTRAL UTAH...

.A TROUGH PASSING NORTH OF THE AREA ITS COLD FRONT WILL BRING
INCREASING SOUTHWEST WINDS THIS AFTERNOON AND EVENING ACROSS MUCH
OF NORTHWEST AND WEST-CENTRAL COLORADO AND NORTHEAST UTAH. THE
STRONGER WINDS WILL COMBINE WITH THE CURRENT HOT AND DRY
CONDITIONS TO PRODUCE CRITICAL FIRE WEATHER CONDITIONS.

COZ200-202-203-UTZ490-250200-
/O.CON.KGJT.FW.W.0008.160624T2000Z-160625T0200Z/
LITTLE SNAKE FORECAST AREA-WHITE RIVER FORECAST AREA-
LOWER COLORADO RIVER-COLORADO RIVER BASIN-
1220 PM MDT FRI JUN 24 2016

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM MDT THIS EVENING
FOR GUSTY WINDS...LOW HUMIDITY...AND DRY FUELS FOR FIRE WEATHER
ZONES 200...202...203 AND 490...

* AFFECTED AREA...IN COLORADO...FIRE WEATHER ZONE 200 LITTLE
  SNAKE FORECAST AREA...FIRE WEATHER ZONE 202 WHITE RIVER
  FORECAST AREA AND FIRE WEATHER ZONE 203 LOWER COLORADO RIVER.
  IN UTAH... FIRE WEATHER ZONE 490 COLORADO RIVER BASIN.

* WIND...SOUTHWEST 10 TO 20 MPH WITH GUSTS UP TO 40 MPH.

* HUMIDITY...10 TO 15 PERCENT.

* IMPACTS...THE COMBINATION OF LOW HUMIDITY AND GUSTY WINDS MAY
  CAUSE RAPID FIRE GROWTH AND SPREAD UPON IGNITION.

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.

&&

$$

FOR MORE INFORMATION FROM NOAA/NATIONAL WEATHER SERVICE VISIT...
HTTP://WEATHER.GOV/GJT

U.S. Dept. of Commerce
NOAA National Weather Service
1325 East West Highway
Silver Spring, MD 20910
E-mail: w-nws.webmaster@noaa.gov
Page last modified: June 2, 2009
NATIONAL WEATHER SERVICE: for Safety, for Work, for Fun - FOR LIFE