www.crh.noaa.gov   
NOAA logo - Click to go to the NOAA homepage NWS logo
, WY
Enter Your "City, ST" or zip code   

Hazardous Weather Outlook

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE RIVERTON WY
500 AM MDT FRI JUL 25 2014

WYZ001>020-022>030-261100-
ABSAROKA MOUNTAINS-BIGHORN MOUNTAINS SOUTHEAST-
BIGHORN MOUNTAINS WEST-CASPER MOUNTAIN-CODY FOOTHILLS-
EAST SWEETWATER COUNTY-FLAMING GORGE-
GREEN MOUNTAINS AND RATTLESNAKE RANGE-JACKSON HOLE-LANDER FOOTHILLS-
NATRONA COUNTY LOWER ELEVATIONS-NORTH BIG HORN BASIN-
NORTHEAST JOHNSON COUNTY-OWL CREEK AND BRIDGER MOUNTAINS-
ROCK SPRINGS AND GREEN RIVER-SALT RIVER AND WYOMING RANGES-
SOUTH LINCOLN COUNTY-SOUTHEAST BIG HORN BASIN-
SOUTHEAST JOHNSON COUNTY-SOUTHWEST BIG HORN BASIN-STAR VALLEY-
TETON AND GROS VENTRE MOUNTAINS-UPPER GREEN RIVER BASIN-
UPPER GREEN RIVER BASIN FOOTHILLS-UPPER WIND RIVER BASIN-
WIND RIVER BASIN-WIND RIVER MOUNTAINS EAST-WIND RIVER MOUNTAINS WEST-
YELLOWSTONE NATIONAL PARK-
500 AM MDT FRI JUL 25 2014

...RED FLAG WARNING FOR PORTIONS OF CENTRAL AND SOUTH CENTRAL
WYOMING FROM NOON TODAY THROUGH 9 PM MDT TONIGHT...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR WESTERN AND CENTRAL WYOMING.

.DAY ONE...TODAY AND TONIGHT

A COMBINATION OF HOT TEMPERATURES...INCREASING WEST WINDS AND
LOW RELATIVE HUMIDITY WILL LEAD TO CRITICAL FIRE CONDITIONS ACROSS
PORTIONS OF THE CENTRAL AND SOUTHERN FORECAST AREA WHERE
FUELS HAVE BECOME CRITICAL OVER RECENT DAYS. OTHERWISE...AN ISOLATED
THUNDERSTORM POSSIBLE IN THE EXTREME SOUTH.

.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY

SATURDAY...ELEVATED FIRE WEATHER CONDITIONS ACROSS SWEETWATER COUNTY
WITH WARM...VERY DRY AND BREEZY CONDITIONS.

TUESDAY THROUGH THURSDAY...ISOLATED TO WIDELY SCATTERED
THUNDERSTORMS.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NEEDED TODAY AND TONIGHT.

$$

TEAM RIVERTON






Red Flag Warning

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE RIVERTON WY
226 AM MDT FRI JUL 25 2014

...RED FLAG WARNING IN EFFECT THROUGH 9 PM MDT TONIGHT FOR FIRE ZONES
279...280...283...285...287 AND 300...

.WIND...LOW RELATIVE HUMIDITY AND HIGH HAINES INDEX OF 5 WILL
COMBINE WITH CRITICALLY DRY VEGETATION AND RESULT IN DANGEROUS
BURNING CONDITIONS THROUGH THIS EVENING. THE TIME FRAME FOR THE
WIND TO COMBINE WITH THE LOW RELATIVE HUMIDITY FOR POTENTIAL
CRITICAL FIRE WEATHER CONDITIONS WILL BE FROM NOON THROUGH 9 PM
TONIGHT.

WYZ283-252200-
/O.CON.KRIW.FW.W.0005.000000T0000Z-140726T0300Z/
UPPER WIND RIVER BASIN/WIND RIVER BASIN-
226 AM MDT FRI JUL 25 2014

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING
FOR AFTERNOON WIND...LOW RELATIVE HUMIDITY...AND A HAINES INDEX
OF 5 FOR FIRE WEATHER ZONE 283...

* AFFECTED AREA...FIRE WEATHER ZONE 283.

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

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

* IMPACTS...CONDITIONS WILL BE FAVORABLE FOR EXTREME FIRE
  BEHAVIOR AND RAPID RATES OF SPREAD IN DRY FUELS.

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.

&&

$$




National Weather Service
Central Region Headquarters
Kansas City, Missouri
Last Modified: March 29, 2004
Privacy Policy
Disclaimer