Alert archive / Wyoming / Red Flag Warnings in 2012

Red Flag Warning 27, NWS Riverton, WY

August 23, 201212 counties in Wyoming

NWS Riverton, WY issued this red flag warning at Aug 23, 2012, 3:01 PM MDT for 12 counties in Wyoming. It was in force for 54 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Aug 23, 2012, 3:01 PM MDT (21:01 UTC)
Expired
Aug 25, 2012, 9:00 PM MDT
In force
54 hr
Issued by
NWS Riverton, WY

Counties Big Horn County, WY, Fremont County, WY, Hot Springs County, WY, Johnson County, WY, Lincoln County, WY, Natrona County, WY, Park County, WY, Sublette County, WY, Sweetwater County, WY, Teton County, WY, Uinta County, WY, Washakie County, WY

The radar

The Riverton/Lander radar (KRIW), 35 km from the middle of the area, began a volume at 21:04 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Riverton, WY (KRIW), launched 12:00Z, 9.0 hours before the alert went out and 41 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Riverton, WY at 12:00Z on 2012-08-23Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Riverton, WY at 12:00Z on 2012-08-23The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 24 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
2318 m above ground
0-6 km bulk shear
21 kt
0-1 km storm-relative helicity
24 m²/s²
0-3 km storm-relative helicity
107 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

370 
WWUS85 KRIW 232101
RFWRIW

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE RIVERTON WY
301 PM MDT THU AUG 23 2012

...DRY BREEZY WESTERLY FLOW WILL INCREASE ACROSS WESTERN AND
CENTRAL WYOMING THIS AFTERNOON...FRIDAY AND SATURDAY...

.DRY BREEZY WESTERLY FLOW WILL INCREASE ACROSS WESTERN AND
CENTRAL WYOMING THIS AFTERNOON...FRIDAY AND SATURDAY. IN THE 
AFTERNOON AND EVENING HOURS RELATIVE HUMIDITY IS EXPECTED TO DROP
TO 10 TO 15 PERCENT WITH WIND GUSTS OF 25 TO 35 MPH BECOMING
COMMON. THESE EXPECTED CONDITIONS... COMBINED WITH CRITICALLY DRY
FUELS...HAVE WARRANTED THE ISSUANCE OF A RED FLAG WARNING.  THESE
CONDITIONS HAVE ALREADY DEVELOPED OVER THE ABSAROKA MOUNTAINS AND
THE EAST SLOPES OF THE WIND RIVER MOUNTAINS THIS AFTERNOON.

WYZ286-288-240515-
/O.UPG.KRIW.FW.A.0020.120824T1800Z-120826T0300Z/
/O.NEW.KRIW.FW.W.0027.120823T2101Z-120826T0300Z/
ABSAROKA MOUNTAINS/NORTH SHOSHONE NF-
EAST WIND RIVER MOUNTAINS/SOUTH SHOSHONE NF-
301 PM MDT THU AUG 23 2012

...RED FLAG WARNING IN EFFECT UNTIL 9 PM MDT SATURDAY FOR WIND
AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 286 AND 288...

THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A RED FLAG
WARNING FOR WIND AND LOW RELATIVE HUMIDITY...WHICH IS IN EFFECT
UNTIL 9 PM MDT SATURDAY. THE FIRE WEATHER WATCH IS NO LONGER IN
EFFECT.

* AFFECTED AREA...FIRE WEATHER ZONES 286 AND 288.

* WINDS...WEST 20 TO 30 MPH WITH GUSTS UP TO 40 MPH.

* RELATIVE HUMIDITY...AS LOW AS 13 PERCENT.

* IMPACTS...STRONG WIND GUSTS AND LOW RELATIVE HUMIDITY... 
  COMBINED WITH CRITICALLY DRY FUELS...WOULD PROVIDE CONDITIONS 
  FOR RAPID FIRE SPREAD AND POTENTIALLY EXTREME FORE BEHAVIOR. 

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 EXPLOSIVE FIRE GROWTH POTENTIAL.

&&

$$

WYZ140-240515-
/O.UPG.KRIW.FW.A.0020.120824T1800Z-120826T0300Z/
/O.NEW.KRIW.FW.W.0027.120824T1800Z-120826T0300Z/
YELLOWSTONE NATIONAL PARK-
301 PM MDT THU AUG 23 2012

...RED FLAG WARNING IN EFFECT FROM NOON FRIDAY TO 9 PM MDT
SATURDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE
140...

THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A RED FLAG
WARNING FOR WIND AND LOW RELATIVE HUMIDITY...WHICH IS IN EFFECT
FROM NOON FRIDAY TO 9 PM MDT SATURDAY. THE FIRE WEATHER WATCH IS
NO LONGER IN EFFECT.

* AFFECTED AREA...FIRE WEATHER ZONE 140.

* WINDS...WEST 15 TO 25 MPH WITH GUSTS UP TO 35 MPH.

* RELATIVE HUMIDITY...AS LOW AS 14 PERCENT.

* IMPACTS...STRONG WIND GUSTS AND LOW RELATIVE HUMIDITY... 
  COMBINED WITH CRITICALLY DRY FUELS...WOULD PROVIDE CONDITIONS 
  FOR RAPID FIRE SPREAD AND POTENTIALLY EXTREME FORE BEHAVIOR. 

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 EXPLOSIVE FIRE GROWTH POTENTIAL.

&&

$$

WYZ414>416-240515-
/O.UPG.KRIW.FW.A.0020.120824T1800Z-120826T0300Z/
/O.NEW.KRIW.FW.W.0027.120824T1800Z-120826T0300Z/
SALT AND WYOMING RANGES/WEST ZONE BRIDGER TETON NF-
NORTH ZONE BRIDGER TETON NF AND GRAND TETON NP-
WEST WIND RIVER MOUNTAINS/EAST ZONE BRIDGER TETON NF-
301 PM MDT THU AUG 23 2012

...RED FLAG WARNING IN EFFECT FROM NOON FRIDAY TO 9 PM MDT
SATURDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER
ZONES 414...415 AND 416...

THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A RED FLAG
WARNING FOR WIND AND LOW RELATIVE HUMIDITY...WHICH IS IN EFFECT
FROM NOON FRIDAY TO 9 PM MDT SATURDAY. THE FIRE WEATHER WATCH IS
NO LONGER IN EFFECT.

* AFFECTED AREA...FIRE WEATHER ZONES 414...415 AND 416.

* WINDS...WEST 15 TO 25 MPH WITH GUSTS UP TO 35 MPH.

* RELATIVE HUMIDITY...AS LOW AS 12 PERCENT.

* IMPACTS...STRONG WIND GUSTS AND LOW RELATIVE HUMIDITY... 
  COMBINED WITH CRITICALLY DRY FUELS...WOULD PROVIDE CONDITIONS 
  FOR RAPID FIRE SPREAD AND POTENTIALLY EXTREME FORE BEHAVIOR. 

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 EXPLOSIVE FIRE GROWTH POTENTIAL.

&&

$$

WYZ277>279-240515-
/O.UPG.KRIW.FW.A.0020.120824T1800Z-120826T0300Z/
/O.NEW.KRIW.FW.W.0027.120824T1800Z-120826T0300Z/
LINCOLN AND UINTA COUNTIES/LOWER ELEVATIONS-
UPPER GREEN RIVER BASIN/ROCK SPRINGS BLM-
SWEETWATER COUNTY/ROCK SPRINGS BLM/FLAMING GORGE NRA-
301 PM MDT THU AUG 23 2012

...RED FLAG WARNING IN EFFECT FROM NOON FRIDAY TO 9 PM MDT
SATURDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER
ZONES 277...278 AND 279...

THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A RED FLAG
WARNING FOR WIND AND LOW RELATIVE HUMIDITY...WHICH IS IN EFFECT
FROM NOON FRIDAY TO 9 PM MDT SATURDAY. THE FIRE WEATHER WATCH IS
NO LONGER IN EFFECT.

* AFFECTED AREA...FIRE WEATHER ZONES 277...278 AND 279.

* WINDS...WEST 10 TO 20 MPH WITH GUSTS UP TO 30 MPH.

* RELATIVE HUMIDITY...AS LOW AS 11 PERCENT.

* IMPACTS...STRONG WIND GUSTS AND LOW RELATIVE HUMIDITY... 
  COMBINED WITH CRITICALLY DRY FUELS...WOULD PROVIDE CONDITIONS 
  FOR RAPID FIRE SPREAD AND POTENTIALLY EXTREME FORE BEHAVIOR. 

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 EXPLOSIVE FIRE GROWTH POTENTIAL.

&&

$$

WYZ289-240515-
/O.UPG.KRIW.FW.A.0020.120824T1800Z-120826T0300Z/
/O.NEW.KRIW.FW.W.0027.120824T1800Z-120826T0300Z/
GRANITE/GREEN/FERRIS/RATTLESNAKE MOUNTAINS-
301 PM MDT THU AUG 23 2012

...RED FLAG WARNING IN EFFECT FROM NOON FRIDAY TO 9 PM MDT
SATURDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE
289...

THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A RED FLAG
WARNING FOR WIND AND LOW RELATIVE HUMIDITY...WHICH IS IN EFFECT
FROM NOON FRIDAY TO 9 PM MDT SATURDAY. THE FIRE WEATHER WATCH IS
NO LONGER IN EFFECT.

* AFFECTED AREA...FIRE WEATHER ZONE 289.

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

* RELATIVE HUMIDITY...AS LOW AS 11 PERCENT.

* IMPACTS...STRONG WIND GUSTS AND LOW RELATIVE HUMIDITY... 
  COMBINED WITH CRITICALLY DRY FUELS...WOULD PROVIDE CONDITIONS 
  FOR RAPID FIRE SPREAD AND POTENTIALLY EXTREME FORE BEHAVIOR. 

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 EXPLOSIVE FIRE GROWTH POTENTIAL.

&&

$$

WYZ280-300-240515-
/O.UPG.KRIW.FW.A.0020.120824T1800Z-120826T0300Z/
/O.NEW.KRIW.FW.W.0027.120824T1800Z-120825T0600Z/
NATRONA COUNTY/CASPER BLM-CASPER MOUNTAIN-
301 PM MDT THU AUG 23 2012

...RED FLAG WARNING IN EFFECT FROM NOON FRIDAY TO MIDNIGHT MDT
FRIDAY NIGHT FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER
ZONES 280 AND 300...

THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A RED FLAG
WARNING FOR WIND AND LOW RELATIVE HUMIDITY...WHICH IS IN EFFECT
FROM NOON FRIDAY TO MIDNIGHT MDT FRIDAY NIGHT. THE FIRE WEATHER
WATCH IS NO LONGER IN EFFECT.

* AFFECTED AREA...FIRE WEATHER ZONES 280 AND 300.

* WINDS...NORTH 10 TO 20 MPH WITH GUSTS UP TO 30 MPH.

* RELATIVE HUMIDITY...AS LOW AS 12 PERCENT.

* IMPACTS...STRONG WIND GUSTS AND LOW RELATIVE HUMIDITY... 
  COMBINED WITH CRITICALLY DRY FUELS...WOULD PROVIDE CONDITIONS 
  FOR RAPID FIRE SPREAD AND POTENTIALLY EXTREME FORE BEHAVIOR. 

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 EXPLOSIVE FIRE GROWTH POTENTIAL.

&&

$$

WYZ285-287-240515-
/O.UPG.KRIW.FW.A.0020.120824T1800Z-120826T0300Z/
/O.NEW.KRIW.FW.W.0027.120824T1800Z-120825T0600Z/
SOUTH BIGHORN MOUNTAINS-OWL CREEK MOUNTAINS-
301 PM MDT THU AUG 23 2012

...RED FLAG WARNING IN EFFECT FROM NOON FRIDAY TO MIDNIGHT MDT
FRIDAY NIGHT FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER
ZONES 285 AND 287...

THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A RED FLAG
WARNING FOR WIND AND LOW RELATIVE HUMIDITY...WHICH IS IN EFFECT
FROM NOON FRIDAY TO MIDNIGHT MDT FRIDAY NIGHT. THE FIRE WEATHER
WATCH IS NO LONGER IN EFFECT.

* AFFECTED AREA...FIRE WEATHER ZONES 285 AND 287.

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

* RELATIVE HUMIDITY...AS LOW AS 13 PERCENT.

* IMPACTS...STRONG WIND GUSTS AND LOW RELATIVE HUMIDITY... 
  COMBINED WITH CRITICALLY DRY FUELS...WOULD PROVIDE CONDITIONS 
  FOR RAPID FIRE SPREAD AND POTENTIALLY EXTREME FORE BEHAVIOR. 

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 EXPLOSIVE FIRE GROWTH POTENTIAL.

&&

$$

WYZ275-276-282-240515-
/O.UPG.KRIW.FW.A.0020.120824T1800Z-120826T0300Z/
/O.NEW.KRIW.FW.W.0027.120824T1800Z-120825T0600Z/
NORTH BIG HORN BASIN/WORLAND BLM-CODY FOOTHILLS-
SOUTH BIG HORN BASIN/WORLAND BLM-
301 PM MDT THU AUG 23 2012

...RED FLAG WARNING IN EFFECT FROM NOON FRIDAY TO MIDNIGHT MDT
FRIDAY NIGHT FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER
ZONES 275...276 AND 282...

THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A RED FLAG
WARNING FOR WIND AND LOW RELATIVE HUMIDITY...WHICH IS IN EFFECT
FROM NOON FRIDAY TO MIDNIGHT MDT FRIDAY NIGHT. THE FIRE WEATHER
WATCH IS NO LONGER IN EFFECT.

* AFFECTED AREA...FIRE WEATHER ZONES 275...276 AND 282.

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

* RELATIVE HUMIDITY...AS LOW AS 13 PERCENT.

* IMPACTS...STRONG WIND GUSTS AND LOW RELATIVE HUMIDITY... 
  COMBINED WITH CRITICALLY DRY FUELS...WOULD PROVIDE CONDITIONS 
  FOR RAPID FIRE SPREAD AND POTENTIALLY EXTREME FORE BEHAVIOR. 

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 EXPLOSIVE FIRE GROWTH POTENTIAL.

&&

$$

WYZ281-240515-
/O.UPG.KRIW.FW.A.0020.120824T1800Z-120826T0300Z/
/O.NEW.KRIW.FW.W.0027.120824T1800Z-120825T0600Z/
JOHNSON COUNTY/CASPER BLM-
301 PM MDT THU AUG 23 2012

...RED FLAG WARNING IN EFFECT FROM NOON FRIDAY TO MIDNIGHT MDT
FRIDAY NIGHT FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER
ZONE 281...

THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A RED FLAG
WARNING FOR WIND AND LOW RELATIVE HUMIDITY...WHICH IS IN EFFECT
FROM NOON FRIDAY TO MIDNIGHT MDT FRIDAY NIGHT. THE FIRE WEATHER
WATCH IS NO LONGER IN EFFECT.

* AFFECTED AREA...FIRE WEATHER ZONE 281.

* WINDS...NORTH 15 TO 25 MPH WITH GUSTS UP TO 35 MPH.

* RELATIVE HUMIDITY...AS LOW AS 12 PERCENT.

* IMPACTS...STRONG WIND GUSTS AND LOW RELATIVE HUMIDITY... 
  COMBINED WITH CRITICALLY DRY FUELS...WOULD PROVIDE CONDITIONS 
  FOR RAPID FIRE SPREAD AND POTENTIALLY EXTREME FORE BEHAVIOR. 

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 EXPLOSIVE FIRE GROWTH POTENTIAL.

&&

$$

WYZ283-240515-
/O.UPG.KRIW.FW.A.0020.120824T1800Z-120826T0300Z/
/O.NEW.KRIW.FW.W.0027.120824T1800Z-120825T0600Z/
UPPER WIND RIVER BASIN/WIND RIVER BASIN-
301 PM MDT THU AUG 23 2012

...RED FLAG WARNING IN EFFECT FROM NOON FRIDAY TO MIDNIGHT MDT
FRIDAY NIGHT FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER
ZONE 283...

THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A RED FLAG
WARNING FOR WIND AND LOW RELATIVE HUMIDITY...WHICH IS IN EFFECT
FROM NOON FRIDAY TO MIDNIGHT MDT FRIDAY NIGHT. THE FIRE WEATHER
WATCH IS NO LONGER IN EFFECT.

* AFFECTED AREA...FIRE WEATHER ZONE 283.

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

* RELATIVE HUMIDITY...AS LOW AS 11 PERCENT.

* IMPACTS...STRONG WIND GUSTS AND LOW RELATIVE HUMIDITY... 
  COMBINED WITH CRITICALLY DRY FUELS...WOULD PROVIDE CONDITIONS 
  FOR RAPID FIRE SPREAD AND POTENTIALLY EXTREME FORE BEHAVIOR. 

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 EXPLOSIVE FIRE GROWTH POTENTIAL.

&&

$$

HTTP://WEATHER.GOV/RIVERTON
7 follow-up statements
868 
WWUS85 KRIW 232126
RFWRIW

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE RIVERTON WY
326 PM MDT THU AUG 23 2012

...DRY BREEZY WESTERLY FLOW WILL INCREASE ACROSS WESTERN AND
CENTRAL WYOMING THIS AFTERNOON...FRIDAY AND SATURDAY...

.DRY BREEZY WESTERLY FLOW WILL INCREASE ACROSS WESTERN AND
CENTRAL WYOMING THIS AFTERNOON...FRIDAY AND SATURDAY. IN THE
AFTERNOON AND EVENING HOURS RELATIVE HUMIDITY IS EXPECTED TO DROP
TO 10 TO 15 PERCENT WITH WIND GUSTS OF 25 TO 35 MPH BECOMING
COMMON. THESE EXPECTED CONDITIONS... COMBINED WITH CRITICALLY DRY
FUELS...HAVE WARRANTED THE ISSUANCE OF A RED FLAG WARNING.  THESE
CONDITIONS HAVE ALREADY DEVELOPED OVER THE ABSAROKA MOUNTAINS AND
THE EAST SLOPES OF THE WIND RIVER MOUNTAINS THIS AFTERNOON.

WYZ286-288-240900-
/O.CON.KRIW.FW.W.0027.000000T0000Z-120826T0300Z/
ABSAROKA MOUNTAINS/NORTH SHOSHONE NF-
EAST WIND RIVER MOUNTAINS/SOUTH SHOSHONE NF-
326 PM MDT THU AUG 23 2012

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT SATURDAY FOR
WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 286 AND
288...

* AFFECTED AREA...FIRE WEATHER ZONES 286 AND 288.

* WINDS...WEST 20 TO 30 MPH WITH GUSTS UP TO 40 MPH.

* RELATIVE HUMIDITY...AS LOW AS 13 PERCENT.

* IMPACTS...STRONG WIND GUSTS AND LOW RELATIVE HUMIDITY... 
  COMBINED WITH CRITICALLY DRY FUELS...WOULD PROVIDE CONDITIONS 
  FOR RAPID FIRE SPREAD AND POTENTIALLY EXTREME FORE BEHAVIOR. 

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 EXPLOSIVE FIRE GROWTH POTENTIAL.

&&

$$

WYZ140-240900-
/O.CON.KRIW.FW.W.0027.120824T1800Z-120826T0300Z/
YELLOWSTONE NATIONAL PARK-
326 PM MDT THU AUG 23 2012

...RED FLAG WARNING REMAINS IN EFFECT FROM NOON FRIDAY TO 9 PM
MDT SATURDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER
ZONE 140...

* AFFECTED AREA...FIRE WEATHER ZONE 140.

* WINDS...WEST 15 TO 25 MPH WITH GUSTS UP TO 35 MPH.

* RELATIVE HUMIDITY...AS LOW AS 14 PERCENT.

* IMPACTS...STRONG WIND GUSTS AND LOW RELATIVE HUMIDITY... 
  COMBINED WITH CRITICALLY DRY FUELS...WOULD PROVIDE CONDITIONS 
  FOR RAPID FIRE SPREAD AND POTENTIALLY EXTREME FORE BEHAVIOR. 

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 EXPLOSIVE FIRE GROWTH POTENTIAL.

&&

$$

WYZ414>416-240900-
/O.CON.KRIW.FW.W.0027.120824T1800Z-120826T0300Z/
SALT AND WYOMING RANGES/WEST ZONE BRIDGER TETON NF-
NORTH ZONE BRIDGER TETON NF AND GRAND TETON NP-
WEST WIND RIVER MOUNTAINS/EAST ZONE BRIDGER TETON NF-
326 PM MDT THU AUG 23 2012

...RED FLAG WARNING REMAINS IN EFFECT FROM NOON FRIDAY TO 9 PM
MDT SATURDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER
ZONES 414...415 AND 416...

* AFFECTED AREA...FIRE WEATHER ZONES 414...415 AND 416.

* WINDS...WEST 15 TO 25 MPH WITH GUSTS UP TO 35 MPH.

* RELATIVE HUMIDITY...AS LOW AS 12 PERCENT.

* IMPACTS...STRONG WIND GUSTS AND LOW RELATIVE HUMIDITY... 
  COMBINED WITH CRITICALLY DRY FUELS...WOULD PROVIDE CONDITIONS 
  FOR RAPID FIRE SPREAD AND POTENTIALLY EXTREME FORE BEHAVIOR. 

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 EXPLOSIVE FIRE GROWTH POTENTIAL.

&&

$$

WYZ277>279-240900-
/O.CON.KRIW.FW.W.0027.120824T1800Z-120826T0300Z/
LINCOLN AND UINTA COUNTIES/LOWER ELEVATIONS-
UPPER GREEN RIVER BASIN/ROCK SPRINGS BLM-
SWEETWATER COUNTY/ROCK SPRINGS BLM/FLAMING GORGE NRA-
326 PM MDT THU AUG 23 2012

...RED FLAG WARNING REMAINS IN EFFECT FROM NOON FRIDAY TO 9 PM
MDT SATURDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER
ZONES 277...278 AND 279...

* AFFECTED AREA...FIRE WEATHER ZONES 277...278 AND 279.

* WINDS...WEST 10 TO 20 MPH WITH GUSTS UP TO 30 MPH.

* RELATIVE HUMIDITY...AS LOW AS 11 PERCENT.

* IMPACTS...STRONG WIND GUSTS AND LOW RELATIVE HUMIDITY... 
  COMBINED WITH CRITICALLY DRY FUELS...WOULD PROVIDE CONDITIONS 
  FOR RAPID FIRE SPREAD AND POTENTIALLY EXTREME FORE BEHAVIOR. 

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 EXPLOSIVE FIRE GROWTH POTENTIAL.

&&

$$

WYZ289-240900-
/O.CON.KRIW.FW.W.0027.120824T1800Z-120826T0300Z/
GRANITE/GREEN/FERRIS/RATTLESNAKE MOUNTAINS-
326 PM MDT THU AUG 23 2012

...RED FLAG WARNING REMAINS IN EFFECT FROM NOON FRIDAY TO 9 PM
MDT SATURDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER
ZONE 289...

* AFFECTED AREA...FIRE WEATHER ZONE 289.

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

* RELATIVE HUMIDITY...AS LOW AS 11 PERCENT.

* IMPACTS...STRONG WIND GUSTS AND LOW RELATIVE HUMIDITY... 
  COMBINED WITH CRITICALLY DRY FUELS...WOULD PROVIDE CONDITIONS 
  FOR RAPID FIRE SPREAD AND POTENTIALLY EXTREME FORE BEHAVIOR. 

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 EXPLOSIVE FIRE GROWTH POTENTIAL.

&&

$$

WYZ280-300-240900-
/O.CON.KRIW.FW.W.0027.120824T1800Z-120825T0600Z/
NATRONA COUNTY/CASPER BLM-CASPER MOUNTAIN-
326 PM MDT THU AUG 23 2012

...RED FLAG WARNING REMAINS IN EFFECT FROM NOON FRIDAY TO
MIDNIGHT MDT FRIDAY NIGHT FOR WIND AND LOW RELATIVE HUMIDITY FOR
FIRE WEATHER ZONES 280 AND 300...

* AFFECTED AREA...FIRE WEATHER ZONES 280 AND 300.

* WINDS...NORTH 10 TO 20 MPH WITH GUSTS UP TO 30 MPH.

* RELATIVE HUMIDITY...AS LOW AS 12 PERCENT.

* IMPACTS...STRONG WIND GUSTS AND LOW RELATIVE HUMIDITY... 
  COMBINED WITH CRITICALLY DRY FUELS...WOULD PROVIDE CONDITIONS 
  FOR RAPID FIRE SPREAD AND POTENTIALLY EXTREME FORE BEHAVIOR. 

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 EXPLOSIVE FIRE GROWTH POTENTIAL.

&&

$$

WYZ285-287-240900-
/O.CON.KRIW.FW.W.0027.120824T1800Z-120825T0600Z/
SOUTH BIGHORN MOUNTAINS-OWL CREEK MOUNTAINS-
326 PM MDT THU AUG 23 2012

...RED FLAG WARNING REMAINS IN EFFECT FROM NOON FRIDAY TO
MIDNIGHT MDT FRIDAY NIGHT FOR WIND AND LOW RELATIVE HUMIDITY FOR
FIRE WEATHER ZONES 285 AND 287...

* AFFECTED AREA...FIRE WEATHER ZONES 285 AND 287.

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

* RELATIVE HUMIDITY...AS LOW AS 13 PERCENT.

* IMPACTS...STRONG WIND GUSTS AND LOW RELATIVE HUMIDITY... 
  COMBINED WITH CRITICALLY DRY FUELS...WOULD PROVIDE CONDITIONS 
  FOR RAPID FIRE SPREAD AND POTENTIALLY EXTREME FORE BEHAVIOR. 

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 EXPLOSIVE FIRE GROWTH POTENTIAL.

&&

$$

WYZ275-276-282-240900-
/O.CON.KRIW.FW.W.0027.120824T1800Z-120825T0600Z/
NORTH BIG HORN BASIN/WORLAND BLM-CODY FOOTHILLS-
SOUTH BIG HORN BASIN/WORLAND BLM-
326 PM MDT THU AUG 23 2012

...RED FLAG WARNING REMAINS IN EFFECT FROM NOON FRIDAY TO
MIDNIGHT MDT FRIDAY NIGHT FOR WIND AND LOW RELATIVE HUMIDITY FOR
FIRE WEATHER ZONES 275...276 AND 282...

* AFFECTED AREA...FIRE WEATHER ZONES 275...276 AND 282.

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

* RELATIVE HUMIDITY...AS LOW AS 13 PERCENT.

* IMPACTS...STRONG WIND GUSTS AND LOW RELATIVE HUMIDITY... 
  COMBINED WITH CRITICALLY DRY FUELS...WOULD PROVIDE CONDITIONS 
  FOR RAPID FIRE SPREAD AND POTENTIALLY EXTREME FORE BEHAVIOR. 

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 EXPLOSIVE FIRE GROWTH POTENTIAL.

&&

$$

WYZ281-240900-
/O.CON.KRIW.FW.W.0027.120824T1800Z-120825T0600Z/
JOHNSON COUNTY/CASPER BLM-
326 PM MDT THU AUG 23 2012

...RED FLAG WARNING REMAINS IN EFFECT FROM NOON FRIDAY TO
MIDNIGHT MDT FRIDAY NIGHT FOR WIND AND LOW RELATIVE HUMIDITY FOR
FIRE WEATHER ZONE 281...

* AFFECTED AREA...FIRE WEATHER ZONE 281.

* WINDS...NORTH 15 TO 25 MPH WITH GUSTS UP TO 35 MPH.

* RELATIVE HUMIDITY...AS LOW AS 12 PERCENT.

* IMPACTS...STRONG WIND GUSTS AND LOW RELATIVE HUMIDITY... 
  COMBINED WITH CRITICALLY DRY FUELS...WOULD PROVIDE CONDITIONS 
  FOR RAPID FIRE SPREAD AND POTENTIALLY EXTREME FORE BEHAVIOR. 

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 EXPLOSIVE FIRE GROWTH POTENTIAL.

&&

$$

WYZ283-240900-
/O.CON.KRIW.FW.W.0027.120824T1800Z-120825T0600Z/
UPPER WIND RIVER BASIN/WIND RIVER BASIN-
326 PM MDT THU AUG 23 2012

...RED FLAG WARNING REMAINS IN EFFECT FROM NOON FRIDAY TO
MIDNIGHT MDT FRIDAY NIGHT FOR WIND AND LOW RELATIVE HUMIDITY FOR
FIRE WEATHER ZONE 283...

* AFFECTED AREA...FIRE WEATHER ZONE 283.

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

* RELATIVE HUMIDITY...AS LOW AS 11 PERCENT.

* IMPACTS...STRONG WIND GUSTS AND LOW RELATIVE HUMIDITY... 
  COMBINED WITH CRITICALLY DRY FUELS...WOULD PROVIDE CONDITIONS 
  FOR RAPID FIRE SPREAD AND POTENTIALLY EXTREME FORE BEHAVIOR. 

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 EXPLOSIVE FIRE GROWTH POTENTIAL.

&&

$$

HTTP://WEATHER.GOV/RIVERTON
536 
WWUS85 KRIW 240840
RFWRIW

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE RIVERTON WY
240 AM MDT FRI AUG 24 2012

...DRY BREEZY WESTERLY FLOW WILL INCREASE ACROSS WESTERN AND
CENTRAL WYOMING TODAY AND SATURDAY...

.DRY BREEZY WESTERLY FLOW WILL INCREASE ACROSS WESTERN AND
CENTRAL WYOMING TODAY AND SATURDAY. RELATIVE HUMIDITY IS EXPECTED
TO DROP TO 10 TO 15 PERCENT IN THE AFTERNOON AND EVENING
HOURS WITH WIND GUSTS OF 25 TO 35 MPH BECOMING COMMON. THESE
EXPECTED CONDITIONS...COMBINED WITH CRITICALLY DRY FUELS...HAVE
WARRANTED THE ISSUANCE OF A RED FLAG WARNING.

WYZ140-242200-
/O.CON.KRIW.FW.W.0027.120824T1800Z-120826T0300Z/
YELLOWSTONE NATIONAL PARK-
240 AM MDT FRI AUG 24 2012

...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TODAY TO 9 PM MDT
SATURDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE
140...

* AFFECTED AREA...FIRE WEATHER ZONE 140.

* WINDS...WEST 15 TO 25 MPH WITH GUSTS UP TO 35 MPH.

* RELATIVE HUMIDITY...AS LOW AS 14 PERCENT.

* IMPACTS...STRONG WIND GUSTS AND LOW RELATIVE HUMIDITY...
  COMBINED WITH CRITICALLY DRY FUELS...WOULD PROVIDE CONDITIONS
  FOR RAPID FIRE SPREAD AND POTENTIALLY EXTREME FIRE BEHAVIOR.

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 EXPLOSIVE FIRE GROWTH POTENTIAL.

&&

$$

WYZ414>416-242200-
/O.CON.KRIW.FW.W.0027.120824T1800Z-120826T0300Z/
SALT AND WYOMING RANGES/WEST ZONE BRIDGER TETON NF-
NORTH ZONE BRIDGER TETON NF AND GRAND TETON NP-
WEST WIND RIVER MOUNTAINS/EAST ZONE BRIDGER TETON NF-
240 AM MDT FRI AUG 24 2012

...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TODAY TO 9 PM MDT
SATURDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER
ZONES 414...415 AND 416...

* AFFECTED AREA...FIRE WEATHER ZONES 414...415 AND 416.

* WINDS...WEST 15 TO 25 MPH WITH GUSTS UP TO 35 MPH.

* RELATIVE HUMIDITY...AS LOW AS 12 PERCENT.

* IMPACTS...STRONG WIND GUSTS AND LOW RELATIVE HUMIDITY...
  COMBINED WITH CRITICALLY DRY FUELS...WOULD PROVIDE CONDITIONS
  FOR RAPID FIRE SPREAD AND POTENTIALLY EXTREME FIRE BEHAVIOR.

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 EXPLOSIVE FIRE GROWTH POTENTIAL.

&&

$$

WYZ286-288-242200-
/O.CON.KRIW.FW.W.0027.000000T0000Z-120826T0300Z/
ABSAROKA MOUNTAINS/NORTH SHOSHONE NF-
EAST WIND RIVER MOUNTAINS/SOUTH SHOSHONE NF-
240 AM MDT FRI AUG 24 2012

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT SATURDAY FOR
WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 286 AND
288...

* AFFECTED AREA...FIRE WEATHER ZONES 286 AND 288.

* WINDS...WEST 20 TO 30 MPH WITH GUSTS UP TO 40 MPH.

* RELATIVE HUMIDITY...AS LOW AS 13 PERCENT.

* IMPACTS...STRONG WIND GUSTS AND LOW RELATIVE HUMIDITY... 
  COMBINED WITH CRITICALLY DRY FUELS...WOULD PROVIDE CONDITIONS 
  FOR RAPID FIRE SPREAD AND POTENTIALLY EXTREME FIRE BEHAVIOR. 

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 EXPLOSIVE FIRE GROWTH POTENTIAL.

&&

$$

WYZ277>279-242200-
/O.CON.KRIW.FW.W.0027.120824T1800Z-120826T0300Z/
LINCOLN AND UINTA COUNTIES/LOWER ELEVATIONS-
UPPER GREEN RIVER BASIN/ROCK SPRINGS BLM-
SWEETWATER COUNTY/ROCK SPRINGS BLM/FLAMING GORGE NRA-
240 AM MDT FRI AUG 24 2012

...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TODAY TO 9 PM MDT
SATURDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER
ZONES 277...278 AND 279...

* AFFECTED AREA...FIRE WEATHER ZONES 277...278 AND 279.

* WINDS...WEST 10 TO 20 MPH WITH GUSTS UP TO 30 MPH.

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

* IMPACTS...STRONG WIND GUSTS AND LOW RELATIVE HUMIDITY... 
  COMBINED WITH CRITICALLY DRY FUELS...WOULD PROVIDE CONDITIONS 
  FOR RAPID FIRE SPREAD AND POTENTIALLY EXTREME FIRE BEHAVIOR. 

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 EXPLOSIVE FIRE GROWTH POTENTIAL.

&&

$$

WYZ289-242200-
/O.CON.KRIW.FW.W.0027.120824T1800Z-120826T0300Z/
GRANITE/GREEN/FERRIS/RATTLESNAKE MOUNTAINS-
240 AM MDT FRI AUG 24 2012

...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TODAY TO 9 PM MDT
SATURDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE
289...

* AFFECTED AREA...FIRE WEATHER ZONE 289.

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

* RELATIVE HUMIDITY...AS LOW AS 9 PERCENT.

* IMPACTS...STRONG WIND GUSTS AND LOW RELATIVE HUMIDITY... 
  COMBINED WITH CRITICALLY DRY FUELS...WOULD PROVIDE CONDITIONS 
  FOR RAPID FIRE SPREAD AND POTENTIALLY EXTREME FIRE BEHAVIOR. 

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 EXPLOSIVE FIRE GROWTH POTENTIAL.

&&

$$

WYZ280-300-242200-
/O.CON.KRIW.FW.W.0027.120824T1800Z-120825T0600Z/
NATRONA COUNTY/CASPER BLM-CASPER MOUNTAIN-
240 AM MDT FRI AUG 24 2012

...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TODAY TO MIDNIGHT
MDT TONIGHT FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER
ZONES 280 AND 300...

* AFFECTED AREA...FIRE WEATHER ZONES 280 AND 300.

* WINDS...WEST 5 TO 15 MPH WITH GUSTS UP TO 30 MPH.

* RELATIVE HUMIDITY...AS LOW AS 12 PERCENT.

* IMPACTS...STRONG WIND GUSTS AND LOW RELATIVE HUMIDITY... 
  COMBINED WITH CRITICALLY DRY FUELS...WOULD PROVIDE CONDITIONS 
  FOR RAPID FIRE SPREAD AND POTENTIALLY EXTREME FIRE BEHAVIOR. 

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 EXPLOSIVE FIRE GROWTH POTENTIAL.

&&

$$

WYZ285-287-242200-
/O.CON.KRIW.FW.W.0027.120824T1800Z-120825T0600Z/
SOUTH BIGHORN MOUNTAINS-OWL CREEK MOUNTAINS-
240 AM MDT FRI AUG 24 2012

...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TODAY TO MIDNIGHT
MDT TONIGHT FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER
ZONES 285 AND 287...

* AFFECTED AREA...FIRE WEATHER ZONES 285 AND 287.

* WINDS...WEST 10 TO 20 MPH WITH GUSTS UP TO 30 MPH.

* RELATIVE HUMIDITY...AS LOW AS 11 PERCENT.

* IMPACTS...STRONG WIND GUSTS AND LOW RELATIVE HUMIDITY... 
  COMBINED WITH CRITICALLY DRY FUELS...WOULD PROVIDE CONDITIONS 
  FOR RAPID FIRE SPREAD AND POTENTIALLY EXTREME FIRE BEHAVIOR. 

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 EXPLOSIVE FIRE GROWTH POTENTIAL.

&&

$$

WYZ275-276-282-242200-
/O.CON.KRIW.FW.W.0027.120824T1800Z-120825T0600Z/
NORTH BIG HORN BASIN/WORLAND BLM-CODY FOOTHILLS-
SOUTH BIG HORN BASIN/WORLAND BLM-
240 AM MDT FRI AUG 24 2012

...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TODAY TO MIDNIGHT
MDT TONIGHT FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER
ZONES 275...276 AND 282...

* AFFECTED AREA...FIRE WEATHER ZONES 275...276 AND 282.

* WINDS...NORTHWEST 15 TO 25 MPH WITH GUSTS UP TO 35 MPH.

* RELATIVE HUMIDITY...AS LOW AS 11 PERCENT.

* IMPACTS...STRONG WIND GUSTS AND LOW RELATIVE HUMIDITY... 
  COMBINED WITH CRITICALLY DRY FUELS...WOULD PROVIDE CONDITIONS 
  FOR RAPID FIRE SPREAD AND POTENTIALLY EXTREME FIRE BEHAVIOR. 

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 EXPLOSIVE FIRE GROWTH POTENTIAL.

&&

$$

WYZ281-242200-
/O.CON.KRIW.FW.W.0027.120824T1800Z-120825T0600Z/
JOHNSON COUNTY/CASPER BLM-
240 AM MDT FRI AUG 24 2012

...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TODAY TO MIDNIGHT
MDT TONIGHT FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER
ZONE 281...

* AFFECTED AREA...FIRE WEATHER ZONE 281.

* WINDS...NORTHWEST 20 TO 30 MPH WITH GUSTS UP TO 40 MPH.

* RELATIVE HUMIDITY...AS LOW AS 11 PERCENT.

* IMPACTS...STRONG WIND GUSTS AND LOW RELATIVE HUMIDITY... 
  COMBINED WITH CRITICALLY DRY FUELS...WOULD PROVIDE CONDITIONS 
  FOR RAPID FIRE SPREAD AND POTENTIALLY EXTREME FIRE BEHAVIOR. 

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 EXPLOSIVE FIRE GROWTH POTENTIAL.

&&

$$

WYZ283-242200-
/O.CON.KRIW.FW.W.0027.120824T1800Z-120825T0600Z/
UPPER WIND RIVER BASIN/WIND RIVER BASIN-
240 AM MDT FRI AUG 24 2012

...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TODAY TO MIDNIGHT
MDT TONIGHT FOR WIND AND LOW RELATIVE HUMIDITY 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...STRONG WIND GUSTS AND LOW RELATIVE HUMIDITY... 
  COMBINED WITH CRITICALLY DRY FUELS...WOULD PROVIDE CONDITIONS 
  FOR RAPID FIRE SPREAD AND POTENTIALLY EXTREME FIRE BEHAVIOR. 

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 EXPLOSIVE FIRE GROWTH POTENTIAL.

&&

$$

HTTP://WEATHER.GOV/RIVERTON
298 
WWUS85 KRIW 242036
RFWRIW

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE RIVERTON WY
236 PM MDT FRI AUG 24 2012

...DRY BREEZY WESTERLY FLOW WILL CONTINUE ACROSS WESTERN AND
CENTRAL WYOMING THIS AFTERNOON WITH A DRY COLD FRONT MOVING SOUTH...

.DRY BREEZY WESTERLY FLOW WILL INCREASE ACROSS WESTERN AND
CENTRAL WYOMING THIS EVENING. A DRY COLD FRONT WILL PRODUCE STRONG
WIND GUSTS ACROSS THE NORTH AND EAST AS IT MOVES SOUTH THIS EVENING.
THE WEST AND SOUTH WILL CONTINUE TO SEE STRONG WEST FLOW AND VERY DRY
CONDITIONS SATURDAY WELL INTO THE EVENING...WHILE THE NORTH...
CENTRAL AND EAST SEE LIGHTER WINDS AND HIGHER RELATIVE HUMIDITY
WITH COLDER TEMPERATURES. RELATIVE HUMIDITY IS EXPECTED TO BE 10
TO 15 PERCENT IN THE AFTERNOON AND EVENING HOURS WITH WIND GUSTS
OF 25 TO 35 MPH BECOMING COMMON. THESE EXPECTED CONDITIONS...COMBINED
WITH CRITICALLY DRY FUELS...HAVE WARRANTED THE CONTINUANCE OF A
RED FLAG WARNING.

WYZ140-250600-
/O.CON.KRIW.FW.W.0027.000000T0000Z-120826T0300Z/
YELLOWSTONE NATIONAL PARK-
236 PM MDT FRI AUG 24 2012

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT SATURDAY FOR
WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 140...

* AFFECTED AREA...FIRE WEATHER ZONE 140.

* WINDS...SOUTHWEST 15 TO 25 MPH WITH GUSTS UP TO 35 MPH.

* RELATIVE HUMIDITY...AS LOW AS 12 PERCENT.

* IMPACTS...STRONG WIND GUSTS AND LOW RELATIVE HUMIDITY... 
  COMBINED WITH CRITICALLY DRY FUELS...WOULD PROVIDE CONDITIONS 
  FOR RAPID FIRE SPREAD AND POTENTIALLY EXTREME FIRE BEHAVIOR. 

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 EXPLOSIVE FIRE GROWTH POTENTIAL.

&&

$$

WYZ414>416-250600-
/O.CON.KRIW.FW.W.0027.000000T0000Z-120826T0300Z/
SALT AND WYOMING RANGES/WEST ZONE BRIDGER TETON NF-
NORTH ZONE BRIDGER TETON NF AND GRAND TETON NP-
WEST WIND RIVER MOUNTAINS/EAST ZONE BRIDGER TETON NF-
236 PM MDT FRI AUG 24 2012

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT SATURDAY FOR
WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 414...
415 AND 416...

* AFFECTED AREA...FIRE WEATHER ZONES 414...415 AND 416.

* WINDS...WEST 15 TO 25 MPH WITH GUSTS UP TO 40 MPH.

* RELATIVE HUMIDITY...AS LOW AS 12 PERCENT.

* IMPACTS...STRONG WIND GUSTS AND LOW RELATIVE HUMIDITY... 
  COMBINED WITH CRITICALLY DRY FUELS...WOULD PROVIDE CONDITIONS 
  FOR RAPID FIRE SPREAD AND POTENTIALLY EXTREME FIRE BEHAVIOR. 

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 EXPLOSIVE FIRE GROWTH POTENTIAL.

&&

$$

WYZ277>279-250600-
/O.CON.KRIW.FW.W.0027.000000T0000Z-120826T0300Z/
LINCOLN AND UINTA COUNTIES/LOWER ELEVATIONS-
UPPER GREEN RIVER BASIN/ROCK SPRINGS BLM-
SWEETWATER COUNTY/ROCK SPRINGS BLM/FLAMING GORGE NRA-
236 PM MDT FRI AUG 24 2012

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT SATURDAY FOR
WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 277...
278 AND 279...

* AFFECTED AREA...FIRE WEATHER ZONES 277...278 AND 279.

* WINDS...WEST 15 TO 25 MPH WITH GUSTS UP TO 35 MPH.

* RELATIVE HUMIDITY...AS LOW AS 11 PERCENT.

* IMPACTS...STRONG WIND GUSTS AND LOW RELATIVE HUMIDITY... 
  COMBINED WITH CRITICALLY DRY FUELS...WOULD PROVIDE CONDITIONS 
  FOR RAPID FIRE SPREAD AND POTENTIALLY EXTREME FIRE BEHAVIOR. 

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 EXPLOSIVE FIRE GROWTH POTENTIAL.

&&

$$

WYZ286-288-250600-
/O.CON.KRIW.FW.W.0027.000000T0000Z-120826T0300Z/
ABSAROKA MOUNTAINS/NORTH SHOSHONE NF-
EAST WIND RIVER MOUNTAINS/SOUTH SHOSHONE NF-
236 PM MDT FRI AUG 24 2012

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT SATURDAY FOR
WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 286 AND
288...

* AFFECTED AREA...FIRE WEATHER ZONES 286 AND 288.

* WINDS...WEST 25 TO 35 MPH WITH GUSTS UP TO 50 MPH.

* RELATIVE HUMIDITY...AS LOW AS 11 PERCENT.

* IMPACTS...STRONG WIND GUSTS AND LOW RELATIVE HUMIDITY... 
  COMBINED WITH CRITICALLY DRY FUELS...WOULD PROVIDE CONDITIONS 
  FOR RAPID FIRE SPREAD AND POTENTIALLY EXTREME FIRE BEHAVIOR. 

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 EXPLOSIVE FIRE GROWTH POTENTIAL.

&&

$$

WYZ289-250600-
/O.CON.KRIW.FW.W.0027.000000T0000Z-120826T0300Z/
GRANITE/GREEN/FERRIS/RATTLESNAKE MOUNTAINS-
236 PM MDT FRI AUG 24 2012

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT SATURDAY FOR
WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 289...

* AFFECTED AREA...FIRE WEATHER ZONE 289.

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

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

* IMPACTS...STRONG WIND GUSTS AND LOW RELATIVE HUMIDITY... 
  COMBINED WITH CRITICALLY DRY FUELS...WOULD PROVIDE CONDITIONS 
  FOR RAPID FIRE SPREAD AND POTENTIALLY EXTREME FIRE BEHAVIOR. 

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 EXPLOSIVE FIRE GROWTH POTENTIAL.

&&

$$

WYZ280-300-250600-
/O.CON.KRIW.FW.W.0027.000000T0000Z-120825T0600Z/
NATRONA COUNTY/CASPER BLM-CASPER MOUNTAIN-
236 PM MDT FRI AUG 24 2012

...RED FLAG WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT TONIGHT
FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 280 AND
300...

* AFFECTED AREA...FIRE WEATHER ZONES 280 AND 300.

* WINDS...NORTHWEST 10 TO 20 MPH WITH GUSTS UP TO 30 MPH.

* RELATIVE HUMIDITY...AS LOW AS 11 PERCENT.

* IMPACTS...STRONG WIND GUSTS AND LOW RELATIVE HUMIDITY... 
  COMBINED WITH CRITICALLY DRY FUELS...WOULD PROVIDE CONDITIONS 
  FOR RAPID FIRE SPREAD AND POTENTIALLY EXTREME FIRE BEHAVIOR. 

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 EXPLOSIVE FIRE GROWTH POTENTIAL.

&&

$$

WYZ285-287-250600-
/O.CON.KRIW.FW.W.0027.000000T0000Z-120825T0600Z/
SOUTH BIGHORN MOUNTAINS-OWL CREEK MOUNTAINS-
236 PM MDT FRI AUG 24 2012

...RED FLAG WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT TONIGHT
FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 285 AND
287...

* AFFECTED AREA...FIRE WEATHER ZONES 285 AND 287.

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

* RELATIVE HUMIDITY...AS LOW AS 11 PERCENT.

* IMPACTS...STRONG WIND GUSTS AND LOW RELATIVE HUMIDITY... 
  COMBINED WITH CRITICALLY DRY FUELS...WOULD PROVIDE CONDITIONS 
  FOR RAPID FIRE SPREAD AND POTENTIALLY EXTREME FIRE BEHAVIOR. 

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 EXPLOSIVE FIRE GROWTH POTENTIAL.

&&

$$

WYZ275-276-282-250600-
/O.CON.KRIW.FW.W.0027.000000T0000Z-120825T0600Z/
NORTH BIG HORN BASIN/WORLAND BLM-CODY FOOTHILLS-
SOUTH BIG HORN BASIN/WORLAND BLM-
236 PM MDT FRI AUG 24 2012

...RED FLAG WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT TONIGHT
FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 275...
276 AND 282...

* AFFECTED AREA...FIRE WEATHER ZONES 275...276 AND 282.

* WINDS...NORTHWEST 15 TO 25 MPH WITH GUSTS UP TO 35 MPH.

* RELATIVE HUMIDITY...AS LOW AS 11 PERCENT.

* IMPACTS...STRONG WIND GUSTS AND LOW RELATIVE HUMIDITY... 
  COMBINED WITH CRITICALLY DRY FUELS...WOULD PROVIDE CONDITIONS 
  FOR RAPID FIRE SPREAD AND POTENTIALLY EXTREME FIRE BEHAVIOR. 

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 EXPLOSIVE FIRE GROWTH POTENTIAL.

&&

$$

WYZ281-250600-
/O.CON.KRIW.FW.W.0027.000000T0000Z-120825T0600Z/
JOHNSON COUNTY/CASPER BLM-
236 PM MDT FRI AUG 24 2012

...RED FLAG WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT TONIGHT
FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 281...

* AFFECTED AREA...FIRE WEATHER ZONE 281.

* WINDS...NORTHWEST 15 TO 25 MPH WITH GUSTS UP TO 35 MPH.

* RELATIVE HUMIDITY...AS LOW AS 11 PERCENT.

* IMPACTS...STRONG WIND GUSTS AND LOW RELATIVE HUMIDITY... 
  COMBINED WITH CRITICALLY DRY FUELS...WOULD PROVIDE CONDITIONS 
  FOR RAPID FIRE SPREAD AND POTENTIALLY EXTREME FIRE BEHAVIOR. 

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 EXPLOSIVE FIRE GROWTH POTENTIAL.

&&

$$

WYZ283-250600-
/O.CON.KRIW.FW.W.0027.000000T0000Z-120825T0600Z/
UPPER WIND RIVER BASIN/WIND RIVER BASIN-
236 PM MDT FRI AUG 24 2012

...RED FLAG WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT TONIGHT
FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 283...

* AFFECTED AREA...FIRE WEATHER ZONE 283.

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

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

* IMPACTS...STRONG WIND GUSTS AND LOW RELATIVE HUMIDITY... 
  COMBINED WITH CRITICALLY DRY FUELS...WOULD PROVIDE CONDITIONS 
  FOR RAPID FIRE SPREAD AND POTENTIALLY EXTREME FIRE BEHAVIOR. 

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 EXPLOSIVE FIRE GROWTH POTENTIAL.

&&

$$

HTTP://WEATHER.GOV/RIVERTON
622 
WWUS85 KRIW 250619
RFWRIW

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE RIVERTON WY
1219 AM MDT SAT AUG 25 2012

...DRY BREEZY WESTERLY FLOW WILL CONTINUE ACROSS WESTERN AND
CENTRAL WYOMING THIS AFTERNOON WITH A DRY COLD FRONT MOVING
SOUTH...

.DRY BREEZY WESTERLY FLOW WILL INCREASE ACROSS WESTERN AND
CENTRAL WYOMING THIS EVENING. A DRY COLD FRONT WILL PRODUCE
STRONG WIND GUSTS ACROSS THE NORTH AND EAST AS IT MOVES SOUTH
THIS EVENING. THE WEST AND SOUTH WILL CONTINUE TO SEE STRONG WEST
FLOW AND VERY DRY CONDITIONS SATURDAY WELL INTO THE EVENING...
WHILE THE NORTH... CENTRAL AND EAST SEE LIGHTER WINDS AND HIGHER
RELATIVE HUMIDITY WITH COLDER TEMPERATURES. RELATIVE HUMIDITY IS
EXPECTED TO BE 10 TO 15 PERCENT IN THE AFTERNOON AND EVENING
HOURS WITH WIND GUSTS OF 25 TO 35 MPH BECOMING COMMON. THESE
EXPECTED CONDITIONS...COMBINED WITH CRITICALLY DRY FUELS...HAVE
WARRANTED THE CONTINUANCE OF A RED FLAG WARNING.

WYZ275-276-280>283-285-287-300-250730-
/O.EXP.KRIW.FW.W.0027.000000T0000Z-120825T0600Z/
NORTH BIG HORN BASIN/WORLAND BLM-CODY FOOTHILLS-
NATRONA COUNTY/CASPER BLM-JOHNSON COUNTY/CASPER BLM-
SOUTH BIG HORN BASIN/WORLAND BLM-
UPPER WIND RIVER BASIN/WIND RIVER BASIN-SOUTH BIGHORN MOUNTAINS-
OWL CREEK MOUNTAINS-CASPER MOUNTAIN-
1219 AM MDT SAT AUG 25 2012

...RED FLAG WARNING HAS EXPIRED FOR WIND AND LOW RELATIVE
HUMIDITY FOR FIRE WEATHER ZONES 285 AND 287...

WIND HAS DECREASED ACROSS THE AREA AND HUMIDITY HAS RECOVERED
ABOVE FIFTEEN PERCENT...THEREFORE THE RED FLAG WARNING HAS BEEN
ALLOWED TO EXPIRE.

$$

WYZ140-251430-
/O.CON.KRIW.FW.W.0027.000000T0000Z-120826T0300Z/
YELLOWSTONE NATIONAL PARK-
1219 AM MDT SAT AUG 25 2012

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING
FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 140...

* AFFECTED AREA...FIRE WEATHER ZONE 140.

* WINDS...SOUTHWEST 10 TO 20 MPH WITH GUSTS UP TO 25 MPH.

* RELATIVE HUMIDITY...AS LOW AS 12 PERCENT.

* IMPACTS...STRONG WIND GUSTS AND LOW RELATIVE HUMIDITY... 
  COMBINED WITH CRITICALLY DRY FUELS...WOULD PROVIDE CONDITIONS 
  FOR RAPID FIRE SPREAD AND POTENTIALLY EXTREME FIRE BEHAVIOR. 

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 EXPLOSIVE FIRE GROWTH POTENTIAL.

&&

$$

WYZ414>416-251430-
/O.CON.KRIW.FW.W.0027.000000T0000Z-120826T0300Z/
SALT AND WYOMING RANGES/WEST ZONE BRIDGER TETON NF-
NORTH ZONE BRIDGER TETON NF AND GRAND TETON NP-
WEST WIND RIVER MOUNTAINS/EAST ZONE BRIDGER TETON NF-
1219 AM MDT SAT AUG 25 2012

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING
FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 414...
415 AND 416...

* AFFECTED AREA...FIRE WEATHER ZONES 414...415 AND 416.

* WINDS...SOUTHWEST 10 TO 20 MPH WITH GUSTS UP TO 30 MPH.

* RELATIVE HUMIDITY...AS LOW AS 12 PERCENT.

* IMPACTS...STRONG WIND GUSTS AND LOW RELATIVE HUMIDITY... 
  COMBINED WITH CRITICALLY DRY FUELS...WOULD PROVIDE CONDITIONS 
  FOR RAPID FIRE SPREAD AND POTENTIALLY EXTREME FIRE BEHAVIOR. 

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 EXPLOSIVE FIRE GROWTH POTENTIAL.

&&

$$

WYZ277>279-251430-
/O.CON.KRIW.FW.W.0027.000000T0000Z-120826T0300Z/
LINCOLN AND UINTA COUNTIES/LOWER ELEVATIONS-
UPPER GREEN RIVER BASIN/ROCK SPRINGS BLM-
SWEETWATER COUNTY/ROCK SPRINGS BLM/FLAMING GORGE NRA-
1219 AM MDT SAT AUG 25 2012

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING
FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 277...
278 AND 279...

* AFFECTED AREA...FIRE WEATHER ZONES 277...278 AND 279.

* WINDS...WEST 10 TO 20 MPH WITH GUSTS UP TO 30 MPH.

* RELATIVE HUMIDITY...AS LOW AS 11 PERCENT.

* IMPACTS...STRONG WIND GUSTS AND LOW RELATIVE HUMIDITY... 
  COMBINED WITH CRITICALLY DRY FUELS...WOULD PROVIDE CONDITIONS 
  FOR RAPID FIRE SPREAD AND POTENTIALLY EXTREME FIRE BEHAVIOR. 

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 EXPLOSIVE FIRE GROWTH POTENTIAL.

&&

$$

WYZ286-288-251430-
/O.CON.KRIW.FW.W.0027.000000T0000Z-120826T0300Z/
ABSAROKA MOUNTAINS/NORTH SHOSHONE NF-
EAST WIND RIVER MOUNTAINS/SOUTH SHOSHONE NF-
1219 AM MDT SAT AUG 25 2012

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING
FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 286 AND
288...

* AFFECTED AREA...FIRE WEATHER ZONES 286 AND 288.

* WINDS...WEST 15 TO 25 MPH WITH GUSTS UP TO 35 MPH.

* RELATIVE HUMIDITY...AS LOW AS 11 PERCENT.

* IMPACTS...STRONG WIND GUSTS AND LOW RELATIVE HUMIDITY... 
  COMBINED WITH CRITICALLY DRY FUELS...WOULD PROVIDE CONDITIONS 
  FOR RAPID FIRE SPREAD AND POTENTIALLY EXTREME FIRE BEHAVIOR. 

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 EXPLOSIVE FIRE GROWTH POTENTIAL.

&&

$$

WYZ289-251430-
/O.CON.KRIW.FW.W.0027.000000T0000Z-120826T0300Z/
GRANITE/GREEN/FERRIS/RATTLESNAKE MOUNTAINS-
1219 AM MDT SAT AUG 25 2012

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING
FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 289...

* AFFECTED AREA...FIRE WEATHER ZONE 289.

* WINDS...NORTHWEST 10 TO 20 MPH WITH GUSTS UP TO 30 MPH.

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

* IMPACTS...STRONG WIND GUSTS AND LOW RELATIVE HUMIDITY... 
  COMBINED WITH CRITICALLY DRY FUELS...WOULD PROVIDE CONDITIONS 
  FOR RAPID FIRE SPREAD AND POTENTIALLY EXTREME FIRE BEHAVIOR. 

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 EXPLOSIVE FIRE GROWTH POTENTIAL.

&&

$$

HTTP://WEATHER.GOV/RIVERTON
254 
WWUS85 KRIW 250903
RFWRIW

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE RIVERTON WY
303 AM MDT SAT AUG 25 2012

...DRY BREEZY WESTERLY FLOW WILL CONTINUE ACROSS WESTERN AND
CENTRAL WYOMING THIS AFTERNOON WITH A DRY COLD FRONT MOVING
SOUTH...

.DRY BREEZY WESTERLY FLOW WILL CONTINUE ACROSS WESTERN AND
SOUTHERN WYOMING THIS AFTERNOON AND EVENING WHILE THE NORTH...
CENTRAL AND EAST SEE LIGHTER WINDS AND HIGHER RELATIVE HUMIDITY
WITH COOLER TEMPERATURES. RELATIVE HUMIDITY IS EXPECTED TO BE 10 TO
15 PERCENT IN THE AFTERNOON AND EVENING HOURS WITH WIND GUSTS OF
25 TO 35 MPH BECOMING COMMON. THESE EXPECTED CONDITIONS...COMBINED
WITH CRITICALLY DRY FUELS...HAVE WARRANTED THE CONTINUANCE OF A
RED FLAG WARNING.

WYZ140-252200-
/O.CON.KRIW.FW.W.0027.000000T0000Z-120826T0300Z/
YELLOWSTONE NATIONAL PARK-
303 AM MDT SAT AUG 25 2012

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING
FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 140...

* AFFECTED AREA...FIRE WEATHER ZONE 140.

* WINDS...SOUTHWEST 10 TO 20 MPH WITH GUSTS UP TO 25 MPH.

* RELATIVE HUMIDITY...AS LOW AS 11 PERCENT.

* IMPACTS...STRONG WIND GUSTS AND LOW RELATIVE HUMIDITY... 
  COMBINED WITH CRITICALLY DRY FUELS...WOULD PROVIDE CONDITIONS 
  FOR RAPID FIRE SPREAD AND POTENTIALLY EXTREME FIRE BEHAVIOR. 

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 EXPLOSIVE FIRE GROWTH POTENTIAL.

&&

$$

WYZ414>416-252200-
/O.CON.KRIW.FW.W.0027.000000T0000Z-120826T0300Z/
SALT AND WYOMING RANGES/WEST ZONE BRIDGER TETON NF-
NORTH ZONE BRIDGER TETON NF AND GRAND TETON NP-
WEST WIND RIVER MOUNTAINS/EAST ZONE BRIDGER TETON NF-
303 AM MDT SAT AUG 25 2012

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING
FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 414...
415 AND 416...

* AFFECTED AREA...FIRE WEATHER ZONES 414...415 AND 416.

* WINDS...SOUTHWEST 10 TO 20 MPH WITH GUSTS UP TO 30 MPH.

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

* IMPACTS...STRONG WIND GUSTS AND LOW RELATIVE HUMIDITY... 
  COMBINED WITH CRITICALLY DRY FUELS...WOULD PROVIDE CONDITIONS 
  FOR RAPID FIRE SPREAD AND POTENTIALLY EXTREME FIRE BEHAVIOR. 

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 EXPLOSIVE FIRE GROWTH POTENTIAL.

&&

$$

WYZ277>279-252200-
/O.CON.KRIW.FW.W.0027.000000T0000Z-120826T0300Z/
LINCOLN AND UINTA COUNTIES/LOWER ELEVATIONS-
UPPER GREEN RIVER BASIN/ROCK SPRINGS BLM-
SWEETWATER COUNTY/ROCK SPRINGS BLM/FLAMING GORGE NRA-
303 AM MDT SAT AUG 25 2012

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING
FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 277...
278 AND 279...

* AFFECTED AREA...FIRE WEATHER ZONES 277...278 AND 279.

* WINDS...WEST 10 TO 20 MPH WITH GUSTS UP TO 30 MPH.

* RELATIVE HUMIDITY...AS LOW AS 9 PERCENT.

* IMPACTS...STRONG WIND GUSTS AND LOW RELATIVE HUMIDITY... 
  COMBINED WITH CRITICALLY DRY FUELS...WOULD PROVIDE CONDITIONS 
  FOR RAPID FIRE SPREAD AND POTENTIALLY EXTREME FIRE BEHAVIOR. 

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 EXPLOSIVE FIRE GROWTH POTENTIAL.

&&

$$

WYZ286-288-252200-
/O.CON.KRIW.FW.W.0027.000000T0000Z-120826T0300Z/
ABSAROKA MOUNTAINS/NORTH SHOSHONE NF-
EAST WIND RIVER MOUNTAINS/SOUTH SHOSHONE NF-
303 AM MDT SAT AUG 25 2012

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING
FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 286 AND
288...

* AFFECTED AREA...FIRE WEATHER ZONES 286 AND 288.

* WINDS...WEST 15 TO 25 MPH WITH GUSTS UP TO 35 MPH.

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

* IMPACTS...STRONG WIND GUSTS AND LOW RELATIVE HUMIDITY... 
  COMBINED WITH CRITICALLY DRY FUELS...WOULD PROVIDE CONDITIONS 
  FOR RAPID FIRE SPREAD AND POTENTIALLY EXTREME FIRE BEHAVIOR. 

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 EXPLOSIVE FIRE GROWTH POTENTIAL.

&&

$$

WYZ289-252200-
/O.CON.KRIW.FW.W.0027.000000T0000Z-120826T0300Z/
GRANITE/GREEN/FERRIS/RATTLESNAKE MOUNTAINS-
303 AM MDT SAT AUG 25 2012

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING
FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 289...

* AFFECTED AREA...FIRE WEATHER ZONE 289.

* WINDS...SOUTHWEST 10 TO 20 MPH WITH GUSTS UP TO 30 MPH.

* RELATIVE HUMIDITY...AS LOW AS 9 PERCENT.

* IMPACTS...STRONG WIND GUSTS AND LOW RELATIVE HUMIDITY... 
  COMBINED WITH CRITICALLY DRY FUELS...WOULD PROVIDE CONDITIONS 
  FOR RAPID FIRE SPREAD AND POTENTIALLY EXTREME FIRE BEHAVIOR. 

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 EXPLOSIVE FIRE GROWTH POTENTIAL.

&&

$$

HTTP://WEATHER.GOV/RIVERTON
757 
WWUS85 KRIW 252107
RFWRIW

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE RIVERTON WY
307 PM MDT SAT AUG 25 2012

...DRY BREEZY WESTERLY FLOW WILL CONTINUE ACROSS WESTERN AND
CENTRAL WYOMING THIS AFTERNOON WITH A DRY COLD FRONT MOVING
SOUTH...

.DRY BREEZY WESTERLY FLOW WILL CONTINUE ACROSS WESTERN AND
SOUTHERN WYOMING THIS AFTERNOON AND EVENING WHILE THE NORTH...
CENTRAL AND EAST SEE LIGHTER WINDS AND HIGHER RELATIVE HUMIDITY
WITH COOLER TEMPERATURES. RELATIVE HUMIDITY IS EXPECTED TO BE
10 TO 15 PERCENT IN THE AFTERNOON AND EVENING HOURS WITH WIND
GUSTS OF 25 TO 35 MPH BECOMING COMMON. THESE EXPECTED
CONDITIONS...COMBINED WITH CRITICALLY DRY FUELS...HAVE WARRANTED
THE CONTINUANCE OF A RED FLAG WARNING.

WYZ140-260300-
/O.CON.KRIW.FW.W.0027.000000T0000Z-120826T0300Z/
YELLOWSTONE NATIONAL PARK-
307 PM MDT SAT AUG 25 2012

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING
FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 140...

* AFFECTED AREA...FIRE WEATHER ZONE 140.

* WINDS...SOUTHWEST 10 TO 20 MPH WITH GUSTS UP TO 25 MPH.

* RELATIVE HUMIDITY...AS LOW AS 11 PERCENT.

* IMPACTS...STRONG WIND GUSTS AND LOW RELATIVE HUMIDITY... 
  COMBINED WITH CRITICALLY DRY FUELS...WOULD PROVIDE CONDITIONS 
  FOR RAPID FIRE SPREAD AND POTENTIALLY EXTREME FIRE BEHAVIOR. 

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 EXPLOSIVE FIRE GROWTH POTENTIAL.

&&

$$

WYZ414>416-260300-
/O.CON.KRIW.FW.W.0027.000000T0000Z-120826T0300Z/
SALT AND WYOMING RANGES/WEST ZONE BRIDGER TETON NF-
NORTH ZONE BRIDGER TETON NF AND GRAND TETON NP-
WEST WIND RIVER MOUNTAINS/EAST ZONE BRIDGER TETON NF-
307 PM MDT SAT AUG 25 2012

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING
FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 414...
415 AND 416...

* AFFECTED AREA...FIRE WEATHER ZONES 414...415 AND 416.

* WINDS...SOUTHWEST 10 TO 20 MPH WITH GUSTS UP TO 30 MPH.

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

* IMPACTS...STRONG WIND GUSTS AND LOW RELATIVE HUMIDITY... 
  COMBINED WITH CRITICALLY DRY FUELS...WOULD PROVIDE CONDITIONS 
  FOR RAPID FIRE SPREAD AND POTENTIALLY EXTREME FIRE BEHAVIOR. 

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 EXPLOSIVE FIRE GROWTH POTENTIAL.

&&

$$

WYZ277>279-260300-
/O.CON.KRIW.FW.W.0027.000000T0000Z-120826T0300Z/
LINCOLN AND UINTA COUNTIES/LOWER ELEVATIONS-
UPPER GREEN RIVER BASIN/ROCK SPRINGS BLM-
SWEETWATER COUNTY/ROCK SPRINGS BLM/FLAMING GORGE NRA-
307 PM MDT SAT AUG 25 2012

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING
FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 277...
278 AND 279...

* AFFECTED AREA...FIRE WEATHER ZONES 277...278 AND 279.

* WINDS...WEST 10 TO 20 MPH WITH GUSTS UP TO 30 MPH.

* RELATIVE HUMIDITY...AS LOW AS 9 PERCENT.

* IMPACTS...STRONG WIND GUSTS AND LOW RELATIVE HUMIDITY... 
  COMBINED WITH CRITICALLY DRY FUELS...WOULD PROVIDE CONDITIONS 
  FOR RAPID FIRE SPREAD AND POTENTIALLY EXTREME FIRE BEHAVIOR. 

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 EXPLOSIVE FIRE GROWTH POTENTIAL.

&&

$$

WYZ286-288-260300-
/O.CON.KRIW.FW.W.0027.000000T0000Z-120826T0300Z/
ABSAROKA MOUNTAINS/NORTH SHOSHONE NF-
EAST WIND RIVER MOUNTAINS/SOUTH SHOSHONE NF-
307 PM MDT SAT AUG 25 2012

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING
FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 286 AND
288...

* AFFECTED AREA...FIRE WEATHER ZONES 286 AND 288.

* WINDS...WEST 15 TO 25 MPH WITH GUSTS UP TO 35 MPH.

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

* IMPACTS...STRONG WIND GUSTS AND LOW RELATIVE HUMIDITY... 
  COMBINED WITH CRITICALLY DRY FUELS...WOULD PROVIDE CONDITIONS 
  FOR RAPID FIRE SPREAD AND POTENTIALLY EXTREME FIRE BEHAVIOR. 

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 EXPLOSIVE FIRE GROWTH POTENTIAL.

&&

$$

WYZ289-260300-
/O.CON.KRIW.FW.W.0027.000000T0000Z-120826T0300Z/
GRANITE/GREEN/FERRIS/RATTLESNAKE MOUNTAINS-
307 PM MDT SAT AUG 25 2012

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING
FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 289...

* AFFECTED AREA...FIRE WEATHER ZONE 289.

* WINDS...SOUTHWEST 10 TO 20 MPH WITH GUSTS UP TO 30 MPH.

* RELATIVE HUMIDITY...AS LOW AS 9 PERCENT.

* IMPACTS...STRONG WIND GUSTS AND LOW RELATIVE HUMIDITY... 
  COMBINED WITH CRITICALLY DRY FUELS...WOULD PROVIDE CONDITIONS 
  FOR RAPID FIRE SPREAD AND POTENTIALLY EXTREME FIRE BEHAVIOR. 

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 EXPLOSIVE FIRE GROWTH POTENTIAL.

&&

$$

HTTP://WEATHER.GOV/RIVERTON
498 
WWUS85 KRIW 260236
RFWRIW

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE RIVERTON WY
836 PM MDT SAT AUG 25 2012


WYZ140-260345-
/O.EXP.KRIW.FW.W.0027.000000T0000Z-120826T0300Z/
YELLOWSTONE NATIONAL PARK-
836 PM MDT SAT AUG 25 2012

...RED FLAG WARNING WILL EXPIRE AT 9 PM MDT THIS EVENING FOR WIND
AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 140...

WINDS HAVE WEAKENED THIS EVENING...AND RED FLAG CONDITIONS ARE NO
LONGER EXPECTED. 

$$

WYZ414>416-260345-
/O.EXP.KRIW.FW.W.0027.000000T0000Z-120826T0300Z/
SALT AND WYOMING RANGES/WEST ZONE BRIDGER TETON NF-
NORTH ZONE BRIDGER TETON NF AND GRAND TETON NP-
WEST WIND RIVER MOUNTAINS/EAST ZONE BRIDGER TETON NF-
836 PM MDT SAT AUG 25 2012

...RED FLAG WARNING WILL EXPIRE AT 9 PM MDT THIS EVENING FOR WIND
AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 414...415 AND
416...

WINDS HAVE WEAKENED THIS EVENING...AND RED FLAG CONDITIONS ARE NO
LONGER EXPECTED. 

$$

WYZ277>279-260345-
/O.EXP.KRIW.FW.W.0027.000000T0000Z-120826T0300Z/
LINCOLN AND UINTA COUNTIES/LOWER ELEVATIONS-
UPPER GREEN RIVER BASIN/ROCK SPRINGS BLM-
SWEETWATER COUNTY/ROCK SPRINGS BLM/FLAMING GORGE NRA-
836 PM MDT SAT AUG 25 2012

...RED FLAG WARNING WILL EXPIRE AT 9 PM MDT THIS EVENING FOR WIND
AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 277...278 AND
279...

WINDS HAVE WEAKENED THIS EVENING...AND RED FLAG CONDITIONS ARE NO
LONGER EXPECTED. 

$$

WYZ286-288-260345-
/O.EXP.KRIW.FW.W.0027.000000T0000Z-120826T0300Z/
ABSAROKA MOUNTAINS/NORTH SHOSHONE NF-
EAST WIND RIVER MOUNTAINS/SOUTH SHOSHONE NF-
836 PM MDT SAT AUG 25 2012

...RED FLAG WARNING WILL EXPIRE AT 9 PM MDT THIS EVENING FOR WIND
AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 286 AND 288...

WINDS HAVE WEAKENED THIS EVENING...AND RED FLAG CONDITIONS ARE NO
LONGER EXPECTED. 

$$

WYZ289-260345-
/O.EXP.KRIW.FW.W.0027.000000T0000Z-120826T0300Z/
GRANITE/GREEN/FERRIS/RATTLESNAKE MOUNTAINS-
836 PM MDT SAT AUG 25 2012

...RED FLAG WARNING WILL EXPIRE AT 9 PM MDT THIS EVENING FOR WIND
AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 289...

WINDS HAVE WEAKENED THIS EVENING...AND RED FLAG CONDITIONS ARE NO
LONGER EXPECTED. 

$$

HTTP://WEATHER.GOV/RIVERTON

What forecasters said that day

The local office's own words before this red flag warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Riverton, WY wrote its last area forecast discussion before this red flag warning went out at Aug 23, 11:51 AM MDT, 3 hours 10 minutes earlier.

Area forecast discussion, Aug 23, 11:51 AM MDT, 3 hours 10 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE RIVERTON WY
1151 AM MDT THU AUG 23 2012

.SHORT TERM...TODAY THROUGH SATURDAY NIGHT

UPPER LEVEL LOW PRESSURE SYSTEMS CURRENTLY OVER THE GULF OF ALASKA
AND SOUTHWEST UTAH WILL SHAPE THE WEATHER ACROSS THE AREA FOR THE
NEXT FEW DAYS.  THE SOUTHERN LOW WILL KEEP MOISTURE ELEVATED ACROSS
SOUTHERN WYOMING BRINGING SOME ISOLATED SHOWERS AND THUNDERSTORMS TO
AREAS SOUTH OF INTERSTATE 80 DURING THE AFTERNOON AND EVENING HOURS
TODAY.  A SURGE OF PACIFIC MOISTURE SOUTH OF THE GULF OF ALASKA LOW
MAY TOUCH OFF A FEW ISOLATED SHOWERS OVER THE CENTRAL AND WESTERN
MOUNTAINS THIS AFTERNOON BUT THE REST OF THE CWA WILL REMAIN DRY.
HIGH TEMPERATURES TODAY SHOULD BE SLIGHTLY WARMER THAN ON WEDNESDAY
WITH THE SOUTH BEING THE TRICKIEST FORECAST.  CLOUD COVER KEPT
TEMPERATURES DOWN WEDNESDAY AND MY DO SO AGAIN TODAY.  HIGHS ACROSS
SOUTHERN WYOMING ARE EXPECTED IN THE LOW TO MID 80S BUT MID TO UPPER
70S ARE NOT IMPOSSIBLE CONSIDERING THE POTENTIAL CLOUD COVER.  THE
SOUTHERN LOW WILL WEAKEN AND SLOWLY TRANSLATE EASTWARD AS AN OPEN
WAVE KEEPING ITS SIGNIFICANT MOISTURE MOSTLY TO OUR SOUTH BUT
POSSIBLE AFFECTING FAR SOUTHERN WYOMING INTO THE WEEKEND.  THE GULF
LOW WILL DIVE SOUTHWARD ALONG THE CANADA COAST AND MOVE ASHORE LATE
TODAY WITH A FEW VIGOROUS SHORTWAVES ROTATING ABOUT THE CENTER. THE
APPROACHING SHORTWAVES AND ASSOCIATED FRONT WILL TIGHTEN THE
PRESSURE GRADIENT ACROSS THE AREA BRINGING A SIGNIFICANT INCREASE IN
WIND.  HIGH PRESSURE AHEAD OF THE FRONT WILL KEEP DRY CONDITIONS IN
PLACE FOR FRIDAY.  FOR THESE REASONS...A FIRE WEATHER WATCH HAS BEEN
ISSUED FOR THE ENTIRE CWA FRIDAY AFTERNOON AND EVENING.  THE WATCH
EXTENDS THROUGH SATURDAY EVENING BUT COOLER POST FRONTAL AIR WILL
BRING HIGHER RH AND A REDUCTION IN WIND FOR MORE BORDERLINE
CONDITIONS SATURDAY.

.LONG TERM...SUNDAY THROUGH THURSDAY

00Z GFS AND GEM MODELS ARE FAIRLY CLOSE FROM SUNDAY THROUGH NEXT
THURSDAY WITH THE UPPER LEVEL FEATURES. THE GFS HAS BEEN FAIRLY
CONSISTENT THE PAST FEW DAY AND NIGHT RUNS WHICH WOULD LEAD TO A
HIGHER CONFIDENCE IN THE MONDAY THROUGH THURSDAY PERIOD. 00Z ECMWF
AND ITS PREVIOUS 12Z RUN HAS TURNED BACK TO A MORE PROGRESSIVE
PATTERN AND DEEPER WITH THE TROUGH NEXT WEEK. IN THE PAST FIVE NIGHTS
IT HAS GONE BACK AND FORTH BETWEEN SLOWER AND FASTER SO CONFIDENCE
IS LOW WITH THE ECMWF. LEANING TOWARD THE GFS AND GEM MODELS
TONIGHT. THUS THE UPPER LEVEL RIDGE BUILDS BACK OVER THE
INTERMOUNTAIN REGION SUNDAY THROUGH TUESDAY. THEN A SOUTHWEST FLOW
ALOFT DEVELOPS OVER WY WEDNESDAY AND THURSDAY AS THE WEATHER SYSTEM IN
THE PACIFIC NW MOVES ONSHORE AND INTO SOUTHWEST CANADA BY THURSDAY
MORNING. MID AND UPPER LEVEL MOISTURE AROUND THE WEST SIDE OF THE
UPPER HIGH WILL FILTER INTO SW WY SUNDAY PM AND NIGHT AND THE
MOISTURE FEED IS FORECAST TO CONTINUE MONDAY AND TUESDAY. THIS WILL
LEAD TO LOW CHANCE OF SHOWERS AND STORMS IN THE SW SUNDAY AND THEN
OVER MOST MOUNTAINS AND SOUTHWEST MON AND TUE. GFS MODEL WANTS TO
DECREASE THE MOISTURE WED AND THEN BRING ANOTHER BATCH IN ON THURS.
CONFIDENCE LOW WED AND THURS ON THE LESS MOISTURE FORECAST. WILL
MAINTAIN LOW CHANCE OF SHOWERS AND STORMS IN THE SAME LOCATIONS.
BREEZY TO WINDY AREAS WILL OCCUR WED AND THURS WHICH WOULD ELEVATE
FIRE WX CONCERNS ONCE AGAIN. TEMPS WILL WARM BACK UP SUNDAY AND THEN
VERY WARM TO HOT MONDAY THROUGH WEDNESDAY. IF THE GFS IS RIGHT EVEN
THURSDAY WILL BE VERY WARM TO HOT IN THE CENTRAL AND SOUTH. A COLD
FRONT MAY GET INTO THE FAR NORTH NEXT THURSDAY AFTERNOON WHICH WOULD
MAKES HIGHS THERE A BIT COOLER. FIRST OUTLOOK FOR LABOR DAY WEEKEND
IS WARM WITH ISOLATED SHOWERS AND STORMS.

&&

.AVIATION.../18Z ISSUANCE/

GENERALLY DRY CONDITIONS EXPECTED OVER THE AREA TODAY. THE
EXCEPTION WILL BE ALONG EXTREME SOUTHERN WYOMING WHERE SOME
SHOWERS MAY MOVE BARELY PAST THE BORDER. NO TAF RECEIVING
TERMINALS ARE ANTICIPATED TO SEE ACTIVE WEATHER TODAY...AND SHOULD
REMAIN MOSTLY VFR. THE EXCEPTION TO THE PRESENCE OF VFR CONDITIONS
MAY BE THE MOVEMENT OF ADDITIONAL SMOKE INTO WYOMING. HOWEVER...ANY
REDUCTION TO VISIBILITY SHOULD BE VERY BRIEF...WITH RETURNING VFR
CONDITIONS.

&&

.FIRE WEATHER...

...FIRE WEATHER WATCH FOR ALL ZONES FRIDAY AFTERNOON THROUGH
SATURDAY EVENING...

A MOSTLY BENIGN WEATHER DAY IS EXPECTED TODAY WITH LIGHT WINDS AND
DRY CONDITIONS.  AN ISOLATED THUNDERSTORM OR TWO IS POSSIBLE MAINLY
OVER FAR SOUTHERN WYOMING AND PERHAPS OVER THE CENTRAL AND WESTERN
MOUNTAINS.  FRIDAY WILL SEE THE APPROACH OF A DISTURBANCE THAT WILL
PRODUCE SHARPLY INCREASED WIND AHEAD OF A COLD FRONT THAT WILL MOVE
INTO THE NORTH DURING THE AFTERNOON AND EVENING HOURS.  THESE
INCREASED WINDS COUPLED WITH LOW RH AHEAD OF THE FRONT HAVE PROMPTED
THE ISSUANCE OF THE FIRE WEATHER WATCH.  CONDITIONS WILL BE MORE
BORDERLINE ON SATURDAY PARTICULARLY EAST OF THE CONTINENTAL DIVIDE.
RH WILL BE A BIT HIGHER AND WIND A LITTLE LIGHTER SATURDAY BUT SOME
AREAS COULD SEE CONTINUED HEIGHTENED FIRE WEATHER CONCERNS.

&&

.RIW WATCHES/WARNINGS/ADVISORIES...
FIRE WEATHER WATCH FROM FRIDAY AFTERNOON THROUGH SATURDAY
EVENING WYZ140-275>283-285>289-300-414>416.

&&

SHORT TERM...BERC
LONG TERM...AR
AVIATION...BRANHAM
FIRE WEATHER...BERC
Hazardous weather outlook, Aug 23, 5:00 AM MDT, 10 hours 1 minute before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE RIVERTON WY
500 AM MDT THU AUG 23 2012

WYZ001>020-022>030-241200-
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 THU AUG 23 2012

THIS HAZARDOUS WEATHER OUTLOOK IS FOR WESTERN AND CENTRAL WYOMING.

.DAY ONE...TODAY AND TONIGHT

ISOLATED AFTERNOON THUNDERSTORMS ARE POSSIBLE MAINLY OVER FAR
SOUTHERN WYOMING SOUTH OF INTERSTATE 80.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY

FRIDAY...INCREASING WIND AND LOW HUMIDITY WILL BRING CRITICAL
FIRE WEATHER CONDITIONS TO MUCH OF THE AREA.  ISOLATED THUNDERSTORMS
ARE POSSIBLE IN THE FAR SOUTH.

MONDAY THROUGH WEDNESDAY...ISOLATED THUNDERSTORMS MAINLY OVER AND
NEAR THE MOUNTAINS AND ACROSS THE SOUTHWEST.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NEEDED TODAY AND TONIGHT.

TEAM RIVERTON

Nearby

Red Flag Warnings in Wyoming, 2012Every red flag warning in 2012

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.