weather.gov     
National Weather Service

Watches, Warnings & Advisories
NWS Homepage

Red Flag Warning


URGENT - FIRE WEATHER MESSAGE
National Weather Service Salt Lake City UT
304 AM MDT Thu Sep 20 2018

UTZ479>483-202200-
/O.CON.KSLC.FW.W.0029.000000T0000Z-180921T0100Z/
Wasatch Mountains-Uinta Mountains-Western Ashley National Forest-
Western Uintah Basin-Southern Ashley National Forest-
304 AM MDT Thu Sep 20 2018

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 7 PM MDT THIS EVENING
FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 479...
480...481...482 AND 483...

* AFFECTED AREA...Fire Weather Zone 479 Wasatch Mountains...Fire
  Weather Zone 480 Uinta Mountains...Fire Weather Zone 481
  Western Ashley National Forest...Fire Weather Zone 482 Western
  Uintah Basin and Fire Weather Zone 483 Southern Ashley
  National Forest.

* WINDS...West 10 to 20 mph with gusts up to 30 mph.

* RELATIVE HUMIDITY...As low as 12 percent.

* IMPACTS...Any fires that develop will have the potential to
  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 are imminent. A combination of
strong winds...rapidly changing wind directions...low relative
humidity...and warm temperatures can contribute to extreme fire
behavior.

&&

$$

For more information from NOAA/National Weather Service visit...
http://weather.gov/saltlakecity

URGENT - FIRE WEATHER MESSAGE
National Weather Service Riverton WY
115 AM MDT Thu Sep 20 2018

WYZ288-289-202200-
/O.UPG.KRIW.FW.A.0011.180920T1800Z-180921T0200Z/
/O.EXB.KRIW.FW.W.0019.180920T1800Z-180921T0200Z/
East Wind River Mountains/South Shoshone NF-
Granite/Green/Ferris/Rattlesnake Mountains-
115 AM MDT Thu Sep 20 2018

...RED FLAG WARNING IN EFFECT FROM NOON TO 8 PM MDT THURSDAY...

The National Weather Service in Riverton has issued a Red Flag
Warning, which is in effect from noon to 8 PM MDT Thursday. the
Fire Weather Watch is no longer in effect.

* IMPACTS: Low Humidities and Strong Gusty Winds will create
  erratic fire behavior and new fire starts.

* AFFECTED AREA:
  In Central WY...Fire Weather Zones 288 and 289.

* COUNTIES AFFECTED:
  In Central WY...Fremont...Natrona.
  In Southwest WY...Sweetwater.
  In West Central WY...Sublette.

* WIND: West 15 to 25 mph with gusts up to 40 mph.

* HUMIDITY: As low as 12 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.

&&

$$

URGENT - FIRE WEATHER MESSAGE
National Weather Service Riverton WY
115 AM MDT Thu Sep 20 2018

WYZ278-414-416-202200-
/O.CON.KRIW.FW.W.0019.000000T0000Z-180921T0200Z/
Upper Green River Basin/Rock Springs BLM-
Salt and Wyoming Ranges/West Zone Bridger Teton NF-
West Wind River Mountains/East Zone Bridger Teton NF-
115 AM MDT Thu Sep 20 2018

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM MDT THURSDAY...

* IMPACTS: Low Humidities and Strong Gusty Winds will create
  erratic fire behavior and new fire starts.

* Discussion: Critical fire weather conditions will continue today,
  with critical RH values and west- northwest winds with gusts up
  to 35 mph.

* AFFECTED AREA:
  In West Central WY...Fire Weather Zones 278...414 and 416.

* COUNTIES AFFECTED:
  In Central WY...Fremont.
  In Southwest WY...Sweetwater.
  In West Central WY...Lincoln...Sublette.

* WIND: West 15 to 25 mph with gusts up to 35 mph.

* HUMIDITY: As low as 12 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.

&&

$$

URGENT - FIRE WEATHER MESSAGE
National Weather Service Riverton WY
115 AM MDT Thu Sep 20 2018

WYZ277-279-202200-
/O.CON.KRIW.FW.W.0019.000000T0000Z-180921T0200Z/
Lincoln and Uinta Counties/Lower Elevations-
Sweetwater County/Rock Springs BLM/Flaming Gorge NRA-
115 AM MDT Thu Sep 20 2018

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM MDT THURSDAY...

* IMPACTS: Low Humidities and Strong Gusty Winds will create
  erratic fire behavior and new fire starts.

* Discussion: Critical fire weather conditions will continue today,
  with critical RH values and west- northwest winds with gusts up
  to 35 mph.

* AFFECTED AREA:
  In Southwest WY...Fire Weather Zones 277 and 279.

* COUNTIES AFFECTED:
  In Southwest WY...Sweetwater...Uinta.
  In West Central WY...Lincoln.

* WIND: West 15 to 25 mph with gusts up to 35 mph.

* HUMIDITY: As low as 10 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/riverton

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