weather.gov     
National Weather Service

Watches, Warnings & Advisories
NWS Homepage

Fire Weather Watch


URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
317 PM MDT FRI SEP 4 2015

...CRITICAL FIRE WEATHER CONDITIONS POSSIBLE SUNDAY...

.GUSTY WINDS AND LOW RELATIVE HUMIDITIES ARE EXPECTED TO OCCUR
SUNDAY. WESTERLY WINDS ARE FORECAST TO FREQUENTLY GUST 30 TO 40
MPH ACROSS SOUTHEAST WYOMING WITH HIGHER GUSTS POSSIBLE IN WIND
PRONE AREAS. HUMIDITY VALUES WILL DROP INTO THE 10 TO 20 PERCENT
RANGE OVER MUCH OF SOUTHEAST WYOMING...ESPECIALLY INTO EAST
CENTRAL WYOMING.

WYZ301>303-308-051100-
/O.NEW.KCYS.FW.A.0016.150906T1700Z-150907T0100Z/
NIOBRARA/LOWER ELEVATIONS OF CONVERSE/THUNDER BASIN NATIONAL
GRASSLAND-NORTH LARAMIE RANGE/MEDICINE BOW NF-
CENTRAL AND NORTHERN CARBON/FERRIS-SEMINOE-SHIRLEY MOUNTAINS-
LARAMIE VALLEY/SHIRLEY BASIN-
317 PM MDT FRI SEP 4 2015

...FIRE WEATHER WATCH IN EFFECT FROM SUNDAY MORNING THROUGH
SUNDAY EVENING FOR LOW HUMIDITY AND GUSTY WINDS FOR FIRE WEATHER
ZONES 301... 302...303 AND 308...

THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A FIRE
WEATHER WATCH...WHICH IS IN EFFECT FROM SUNDAY MORNING THROUGH
SUNDAY EVENING.

* AFFECTED AREA...FIRE WEATHER ZONES 301...302...303 AND 308.

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

* HUMIDITY...MINIMUM RELATIVE HUMIDITY OF 10 TO 20 PERCENT.

* IMPACTS...ANY FIRES THAT DEVELOP WILL LIKELY SPREAD RAPIDLY.
  OUTDOOR BURNING IS NOT RECOMMENDED.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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 RIVERTON WY
226 PM MDT FRI SEP 4 2015

...ELEVATED TO EXTREME FIRE DANGER TODAY THROUGH MONDAY...

.WARM AND VERY DRY CONDITIONS BUILDING AHEAD OF AN APPROACHING
EARLY WINTER WEATHER SYSTEM WILL ALSO INCREASE SOUTH TO SOUTHWEST
WINDS ACROSS SOUTHERN AND CENTRAL WYOMING TODAY TO CRITICAL
LEVELS. ADDITIONALLY...A FEW ISOLATED THUNDERSTORMS WILL BE
POSSIBLE ACROSS THESE SAME AREAS LATER THIS AFTERNOON AND
EVENING...WITH OCCASIONAL LIGHTNING A THREAT.

WYZ280-283-289-050300-
/O.NEW.KRIW.FW.A.0008.150905T1900Z-150908T0300Z/
/O.CON.KRIW.FW.W.0017.000000T0000Z-150905T0300Z/
NATRONA COUNTY/CASPER BLM-UPPER WIND RIVER BASIN/WIND RIVER BASIN-
GRANITE/GREEN/FERRIS/RATTLESNAKE MOUNTAINS-
226 PM MDT FRI SEP 4 2015

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING
FOR STRONG WIND...LOW HUMIDITY AND CRITICAL LIGHTNING FOR FIRE
WEATHER ZONES 280...283 AND 289...
...FIRE WEATHER WATCH IN EFFECT FROM SATURDAY AFTERNOON THROUGH
MONDAY EVENING FOR STRONG WIND AND LOW HUMIDITY FOR FIRE
WEATHER ZONES 280...283 AND 289...

THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A FIRE
WEATHER WATCH...WHICH IS IN EFFECT FROM SATURDAY AFTERNOON
THROUGH MONDAY EVENING.

* AFFECTED AREA...FIRE WEATHER ZONE 280. FIRE WEATHER ZONE 283.
  FIRE WEATHER ZONE 289.

* WIND...SOUTH TO SOUTHWEST WIND 15 TO 20 MPH WITH GUSTS 25 TO 30
  MPH TODAY AND SATURDAY...BECOMING WEST TO NORTHWEST 15 TO 25 MPH
  WITH GUSTS 30 TO 35 MPH SUNDAY AND MONDAY

* HUMIDITY...LOW TO MID TEENS.

* LIGHTNING...ISOLATED TO WIDELY SCATTERED THUNDERSTORMS
  POSSIBLE THIS 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 WILL
CREATE 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.

&&

$$

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