Red Flag Warning
Issued by NWS Riverton, WY

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WWUS85 KRIW 221037
RFWRIW

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE RIVERTON WY
437 AM MDT SAT AUG 22 2015

...VERY DRY AND WINDY CONDITIONS ACROSS THE SOUTHWEST TODAY...

.A COLD FRONT WILL BRING GUSTY NORTH WIND ACROSS CENTRAL WYOMING
EARLY THIS MORNING WITH WINDS GRADUALLY DIMINISHING MID TO LATE
MORNING. FIRE DANGER WILL REMAIN HIGH ACROSS THE SOUTHWEST THIS
AFTERNOON WITH VERY LOW RELATIVE HUMIDITY AND GUSTY WEST WIND.

WYZ277-279-221845-
/O.CON.KRIW.FW.W.0013.000000T0000Z-150823T0200Z/
LINCOLN AND UINTA COUNTIES/LOWER ELEVATIONS-
SWEETWATER COUNTY/ROCK SPRINGS BLM/FLAMING GORGE NRA-
437 AM MDT SAT AUG 22 2015

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM MDT THIS EVENING
FOR STRONG WIND...LOW HUMIDITY...WARM TEMPERATURES...A HIGH
HAINES INDEX AND A DRY COLD FRONT FOR FIRE WEATHER ZONES 277 AND
279...

* WIND...WEST 15 TO 20 MPH WITH GUSTS TO 30 MPH THIS AFTERNOON...
  SHIFTING TO THE NORTHEAST 10 TO 20 MPH ACROSS NORTH AND EAST
  ZONE 277 EARLY EVENING.

* HUMIDITY...NEAR 10 PERCENT IN THE AFTERNOON.

* HIGH TEMPERATURES...80 TO 85 DEGREES

* 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 WILL
CREATE EXTREME FIRE BEHAVIOR.

&&

$$

WYZ280-283-285-287>289-300-221200-
/O.CON.KRIW.FW.W.0013.000000T0000Z-150822T1200Z/
NATRONA COUNTY/CASPER BLM-UPPER WIND RIVER BASIN/WIND RIVER BASIN-
SOUTH BIGHORN MOUNTAINS-OWL CREEK MOUNTAINS-
EAST WIND RIVER MOUNTAINS/SOUTH SHOSHONE NF-
GRANITE/GREEN/FERRIS/RATTLESNAKE MOUNTAINS-CASPER MOUNTAIN-
437 AM MDT SAT AUG 22 2015

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 AM MDT EARLY THIS
MORNING FOR STRONG FRONTAL PASSAGE FOR FIRE WEATHER ZONES 280...
283... 285...287... 288...289 AND 300...

* WIND...COLD FRONTAL PASSAGE EARLY THIS MORNING WITH NORTH WIND
  20 TO 30 MPH GUSTING TO 40 MPH. WINDS GRADUALLY DIMINISHING
  AFTER 6 AM.

* IMPACTS...ANY FIRES THAT DEVELOP WILL LIKELY SPREAD RAPIDLY
  SOUTHWARD WITH THE COLD FRONTAL PASSAGE.

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 EXTREME FIRE BEHAVIOR.

&&

$$

WYZ414-221845-
/O.CON.KRIW.FW.W.0013.000000T0000Z-150823T0200Z/
SALT AND WYOMING RANGES/WEST ZONE BRIDGER TETON NF-
437 AM MDT SAT AUG 22 2015

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM MDT THIS EVENING
FOR STRONG WIND...LOW HUMIDITY...WARM TEMPERATURES...A HIGH
HAINES INDEX AND A DRY COLD FRONT FOR FIRE WEATHER ZONE 414 BELOW
8500 FEET ELEVATION...

* WIND...WEST TO NORTHWEST 20 TO 30 MPH AND GUSTY.

* HUMIDITY...AROUND 15 PERCENT IN THE AFTERNOON.

* 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 WILL
CREATE EXTREME FIRE BEHAVIOR.

&&

$$


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