Alert archive / Wyoming / Red Flag Warnings in 2014

Red Flag Warning 9, NWS Riverton, WY

September 1, 20148 counties in Wyoming

NWS Riverton, WY issued this red flag warning at Sep 1, 2014, 12:55 PM MDT for 8 counties in Wyoming. It took effect at Sep 3, 2014, 12:00 PM MDT. It was in force for 9 hr. 1 report came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Sep 1, 2014, 12:55 PM MDT (18:55 UTC)
In effect from
Sep 3, 2014, 12:00 PM MDT
Expired
Sep 3, 2014, 9:00 PM MDT
In force
9 hr
Issued by
NWS Riverton, WY

Counties Big Horn County, WY, Fremont County, WY, Hot Springs County, WY, Johnson County, WY, Natrona County, WY, Park County, WY, Sweetwater County, WY, Washakie County, WY

The radar

The Riverton/Lander radar (KRIW), 63 km from the middle of the area, began a volume at 18:57 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.

What was reported inside it

TimeReportWhereRemark
Sep 3, 3:15 PM MDTNON-TSTM WND GST 593 Wnw Dubois, WY

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Riverton, WY (KRIW), launched 12:00Z, 6.9 hours before the alert went out and 59 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 2014-09-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 2014-09-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 3 square meters per square second.1939587897Sfc1 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
1849 m above ground
0-6 km bulk shear
43 kt
0-1 km storm-relative helicity
3 m²/s²
0-3 km storm-relative helicity
55 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.

002 
WWUS85 KRIW 011855
RFWRIW

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE RIVERTON WY
1255 PM MDT MON SEP 1 2014

...RED FLAG WARNING IN EFFECT FROM NOON TO 8 PM MDT TUESDAY FOR
WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 279...280...
283 AND 289... 

...RED FLAG WARNING AGAIN IN EFFECT FROM NOON TO 8 PM MDT
WEDNESDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER 
ZONES 279...280...283 AND 289...

.DRY WEST SOUTHWEST FLOW ALOFT WILL MOVE OVER SOUTHWEST AND
CENTRAL WYOMING TUESDAY AFTERNOON AND REMAIN THROUGH WEDNESDAY 
EVENING. VERY LOW RELATIVE HUMIDITY AND STRONG GUSTY WINDS WILL
DEVELOP ACROSS THE SOUTHWEST AND CENTRAL PORTIONS OF WYOMING AFTER
NOON ON TUESDAY CONTINUING UNTIL AROUND 8 PM MDT TUESDAY EVENING.
THE VERY LOW RELATIVE HUMIDITY AND STRONG GUSTY WINDS WILL
REDEVELOP AFTER NOON ON WEDNESDAY CONTINUING UNTIL AROUND 8 PM MDT 
WEDNESDAY EVENING. 

WYZ289-021000-
/O.NEW.KRIW.FW.W.0008.140902T1800Z-140903T0200Z/
/O.NEW.KRIW.FW.W.0009.140903T1800Z-140904T0200Z/
GRANITE/GREEN/FERRIS/RATTLESNAKE MOUNTAINS-
1255 PM MDT MON SEP 1 2014

...RED FLAG WARNING IN EFFECT FROM NOON TO 8 PM MDT TUESDAY FOR
WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 289...
...RED FLAG WARNING IN EFFECT FROM NOON TO 8 PM MDT WEDNESDAY 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 TO 8 PM MDT TUESDAY. A RED FLAG WARNING HAS ALSO BEEN
ISSUED FROM NOON TO 8 PM MDT WEDNESDAY.

* AFFECTED AREA...FIRE WEATHER ZONE 289.

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

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

* IMPACTS...CONDITIONS WILL BE FAVORABLE FOR INTENSE FIRES WITH
  RAPID RATES OF SPREAD.

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.

&&

$$

WYZ283-021000-
/O.NEW.KRIW.FW.W.0008.140902T1800Z-140903T0200Z/
/O.NEW.KRIW.FW.W.0009.140903T1800Z-140904T0200Z/
UPPER WIND RIVER BASIN/WIND RIVER BASIN-
1255 PM MDT MON SEP 1 2014

...RED FLAG WARNING IN EFFECT FROM NOON TO 8 PM MDT TUESDAY FOR
WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 283...
...RED FLAG WARNING IN EFFECT FROM NOON TO 8 PM MDT WEDNESDAY 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 TO 8 PM MDT TUESDAY. A RED FLAG WARNING HAS ALSO BEEN
ISSUED FROM NOON TO 8 PM MDT WEDNESDAY.

* AFFECTED AREA...FIRE WEATHER ZONE 283.

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

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

* IMPACTS...CONDITIONS WILL BE FAVORABLE FOR INTENSE FIRES WITH
  RAPID RATES OF SPREAD.

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.

&&

$$

WYZ280-021000-
/O.NEW.KRIW.FW.W.0008.140902T1800Z-140903T0200Z/
/O.NEW.KRIW.FW.W.0009.140903T1800Z-140904T0200Z/
NATRONA COUNTY/CASPER BLM-
1255 PM MDT MON SEP 1 2014

...RED FLAG WARNING IN EFFECT FROM NOON TO 8 PM MDT TUESDAY FOR
WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 280...
...RED FLAG WARNING IN EFFECT FROM NOON TO 8 PM MDT WEDNESDAY FOR
WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 280...

THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A RED FLAG
WARNING FOR WIND AND LOW RELATIVE HUMIDITY...WHICH IS IN EFFECT
FROM NOON TO 8 PM MDT TUESDAY. A RED FLAG WARNING HAS ALSO BEEN
ISSUED FROM NOON TO 8 PM MDT WEDNESDAY.

* AFFECTED AREA...FIRE WEATHER ZONE 280.

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

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

* IMPACTS...CONDITIONS WILL BE FAVORABLE FOR INTENSE FIRES WITH
  RAPID RATES OF SPREAD.

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.

&&

$$

WYZ279-021000-
/O.NEW.KRIW.FW.W.0008.140902T1800Z-140903T0200Z/
/O.NEW.KRIW.FW.W.0009.140903T1800Z-140904T0200Z/
SWEETWATER COUNTY/ROCK SPRINGS BLM/FLAMING GORGE NRA-
1255 PM MDT MON SEP 1 2014

...RED FLAG WARNING IN EFFECT FROM NOON TO 8 PM MDT TUESDAY FOR
WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 279...
...RED FLAG WARNING IN EFFECT FROM NOON TO 8 PM MDT WEDNESDAY FOR
WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 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 TO 8 PM MDT TUESDAY. A RED FLAG WARNING HAS ALSO BEEN
ISSUED FROM NOON TO 8 PM MDT WEDNESDAY.

* AFFECTED AREA...FIRE WEATHER ZONE 279.

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

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

* IMPACTS...CONDITIONS WILL BE FAVORABLE FOR INTENSE FIRES WITH
  RAPID RATES OF SPREAD.

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
7 follow-up statements
264 
WWUS85 KRIW 020802
RFWRIW

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE RIVERTON WY
202 AM MDT TUE SEP 2 2014

...RED FLAG WARNING IN EFFECT FROM NOON TO 8 PM MDT TUESDAY FOR
WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 279...280...
283 AND 289...

...RED FLAG WARNING AGAIN IN EFFECT FROM NOON TO 8 PM MDT
WEDNESDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER
ZONES 279...280...283 AND 289...

.DRY WEST SOUTHWEST FLOW ALOFT WILL MOVE OVER WYOMING THIS
AFTERNOON AND REMAIN THROUGH WEDNESDAY EVENING. VERY LOW RELATIVE
HUMIDITY AND STRONG GUSTY WINDS WILL DEVELOP ACROSS THE SOUTHWEST
AND CENTRAL PORTIONS OF WYOMING AFTER NOON CONTINUING UNTIL AROUND
8 PM MDT THIS EVENING. THE VERY LOW RELATIVE HUMIDITY AND STRONG
GUSTY WINDS WILL REDEVELOP AFTER NOON ON WEDNESDAY CONTINUING
UNTIL AROUND 8 PM MDT WEDNESDAY EVENING. IN ADDITION...A DRY COLD
FRONT WILL DROP SOUTH INTO THE STATE LATE ON WEDNESDAY...SHIFTING
WINDS TO THE NORTH WITH WINDS REMAINING GUSTY. 

WYZ289-022200-
/O.CON.KRIW.FW.W.0008.140902T1800Z-140903T0200Z/
/O.CON.KRIW.FW.W.0009.140903T1800Z-140904T0200Z/
GRANITE/GREEN/FERRIS/RATTLESNAKE MOUNTAINS-
202 AM MDT TUE SEP 2 2014

...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TODAY TO 8 PM MDT
THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER
ZONE 289...
...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TO 8 PM MDT
WEDNESDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER
ZONE 289...

* AFFECTED AREA...FIRE WEATHER ZONE 289.

* WINDS...SOUTHWEST 15 TO 25 MPH WITH GUSTS UP TO 45 MPH.

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

* COLD FRONT...A DRY COLD FRONT WILL DROP SOUTH INTO THE AREA LATE
  ON WEDNESDAY...SHIFTING THE WINDS TO THE NORTH WITH GUSTS TO 40
  MPH.

* IMPACTS...CONDITIONS WILL BE FAVORABLE FOR INTENSE FIRES WITH 
  RAPID RATES OF SPREAD. 

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.

&&

$$

WYZ283-022200-
/O.CON.KRIW.FW.W.0008.140902T1800Z-140903T0200Z/
/O.CON.KRIW.FW.W.0009.140903T1800Z-140904T0200Z/
UPPER WIND RIVER BASIN/WIND RIVER BASIN-
202 AM MDT TUE SEP 2 2014

...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TODAY TO 8 PM MDT
THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER
ZONE 283...
...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TO 8 PM MDT
WEDNESDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER
ZONE 283...

* AFFECTED AREA...FIRE WEATHER ZONE 283.

* WINDS...SOUTHWEST WINDS 10 TO 25 MPH GUSTING TO 30 MPH LATE THIS
  ATERNOON...ESPECIALLY ALONG THE FOOTHILLS AND IN THE UPPER WIND
  RIVER BASIN. WINDS WILL BE STRONGER AND MORE WIDESPREAD ON
  WEDNESDAY AFTERNOON AT 20 TO 30 MPH WITH GUSTS TO 40 MPH POSSIBLE.

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

* COLD FRONT...A DRY COLD FRONT WILL DROP SOUTH INTO THE AREA LATE
  ON WEDNESDAY...SHIFTING THE WINDS TO THE NORTH WITH GUSTS TO 
  40 MPH.

* IMPACTS...CONDITIONS WILL BE FAVORABLE FOR INTENSE FIRES WITH 
  RAPID RATES OF SPREAD. 

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.

&&

$$

WYZ280-022200-
/O.CON.KRIW.FW.W.0008.140902T1800Z-140903T0200Z/
/O.CON.KRIW.FW.W.0009.140903T1800Z-140904T0200Z/
NATRONA COUNTY/CASPER BLM-
202 AM MDT TUE SEP 2 2014

...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TODAY TO 8 PM MDT
THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER
ZONE 280...
...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TO 8 PM MDT
WEDNESDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER
ZONE 280...

* AFFECTED AREA...FIRE WEATHER ZONE 280.

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

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

* COLD FRONT...A DRY COLD FRONT WILL DROP SOUTH INTO THE AREA LATE
  ON WEDNESDAY...SHIFTING THE WINDS TO THE NORTH WITH GUSTS TO 45
  MPH.

* IMPACTS...CONDITIONS WILL BE FAVORABLE FOR INTENSE FIRES WITH 
  RAPID RATES OF SPREAD. 

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.

&&

$$

WYZ279-022200-
/O.CON.KRIW.FW.W.0008.140902T1800Z-140903T0200Z/
/O.CON.KRIW.FW.W.0009.140903T1800Z-140904T0200Z/
SWEETWATER COUNTY/ROCK SPRINGS BLM/FLAMING GORGE NRA-
202 AM MDT TUE SEP 2 2014

...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TODAY TO 8 PM MDT
THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER
ZONE 279...
...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TO 8 PM MDT
WEDNESDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER
ZONE 279...

* AFFECTED AREA...FIRE WEATHER ZONE 279.

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

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

* IMPACTS...CONDITIONS WILL BE FAVORABLE FOR INTENSE FIRES WITH 
  RAPID RATES OF SPREAD. 

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
226 
WWUS85 KRIW 021843
RFWRIW

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE RIVERTON WY
1243 PM MDT TUE SEP 2 2014

...RED FLAG WARNING IN EFFECT FROM NOON TO 8 PM MDT TODAY FOR
WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 279...280...
283 AND 289...

...RED FLAG WARNING AGAIN IN EFFECT FROM NOON TO 8 PM MDT
WEDNESDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER
ZONES 279...280...283 AND 289...

.DRY WEST SOUTHWEST FLOW ALOFT WILL MOVE OVER WYOMING THIS
AFTERNOON AND REMAIN THROUGH WEDNESDAY EVENING. VERY LOW RELATIVE
HUMIDITY AND STRONG GUSTY WINDS WILL DEVELOP ACROSS THE SOUTHWEST
AND CENTRAL PORTIONS OF WYOMING AFTER NOON CONTINUING UNTIL
AROUND 8 PM MDT THIS EVENING. THE VERY LOW RELATIVE HUMIDITY AND
STRONG GUSTY WINDS WILL REDEVELOP AFTER NOON ON WEDNESDAY
CONTINUING UNTIL AROUND 8 PM MDT WEDNESDAY EVENING. IN ADDITION...
A DRY COLD FRONT WILL DROP SOUTH INTO THE STATE LATE ON
WEDNESDAY...SHIFTING WINDS TO THE NORTH WITH WINDS REMAINING
GUSTY.

WYZ289-030300-
/O.CON.KRIW.FW.W.0008.000000T0000Z-140903T0200Z/
/O.CON.KRIW.FW.W.0009.140903T1800Z-140904T0200Z/
GRANITE/GREEN/FERRIS/RATTLESNAKE MOUNTAINS-
1243 PM MDT TUE SEP 2 2014

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM MDT THIS EVENING
FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 289...
...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TO 8 PM MDT
WEDNESDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER
ZONE 289...

* AFFECTED AREA...FIRE WEATHER ZONE 289.

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

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

* COLD FRONT...A DRY COLD FRONT WILL DROP SOUTH INTO THE AREA 
  LATE ON WEDNESDAY...SHIFTING THE WINDS TO THE NORTH WITH GUSTS 
  TO 40 MPH. 

* IMPACTS...CONDITIONS WILL BE FAVORABLE FOR INTENSE FIRES WITH 
  RAPID RATES OF SPREAD. 

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.

&&

$$

WYZ283-030300-
/O.CON.KRIW.FW.W.0008.000000T0000Z-140903T0200Z/
/O.CON.KRIW.FW.W.0009.140903T1800Z-140904T0200Z/
UPPER WIND RIVER BASIN/WIND RIVER BASIN-
1243 PM MDT TUE SEP 2 2014

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM MDT THIS EVENING
FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 283...
...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TO 8 PM MDT
WEDNESDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER
ZONE 283...

* AFFECTED AREA...FIRE WEATHER ZONE 283.

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

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

* COLD FRONT...A DRY COLD FRONT WILL DROP SOUTH INTO THE AREA 
  LATE ON WEDNESDAY...SHIFTING THE WINDS TO THE NORTH WITH GUSTS 
  TO 40 MPH. 

* IMPACTS...CONDITIONS WILL BE FAVORABLE FOR INTENSE FIRES WITH 
  RAPID RATES OF SPREAD. 

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.

&&

$$

WYZ280-030300-
/O.CON.KRIW.FW.W.0008.000000T0000Z-140903T0200Z/
/O.CON.KRIW.FW.W.0009.140903T1800Z-140904T0200Z/
NATRONA COUNTY/CASPER BLM-
1243 PM MDT TUE SEP 2 2014

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM MDT THIS EVENING
FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 280...
...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TO 8 PM MDT
WEDNESDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER
ZONE 280...

* AFFECTED AREA...FIRE WEATHER ZONE 280.

* WINDS...SOUTHWEST 20 TO 30 MPH WITH GUSTS UP TO 45 MPH.

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

* COLD FRONT...A DRY COLD FRONT WILL DROP SOUTH INTO THE AREA 
  LATE ON WEDNESDAY...SHIFTING THE WINDS TO THE NORTH WITH GUSTS 
  TO 45 MPH. 

* IMPACTS...CONDITIONS WILL BE FAVORABLE FOR INTENSE FIRES WITH 
  RAPID RATES OF SPREAD. 

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.

&&

$$

WYZ279-030300-
/O.CON.KRIW.FW.W.0008.000000T0000Z-140903T0200Z/
/O.CON.KRIW.FW.W.0009.140903T1800Z-140904T0200Z/
SWEETWATER COUNTY/ROCK SPRINGS BLM/FLAMING GORGE NRA-
1243 PM MDT TUE SEP 2 2014

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM MDT THIS EVENING
FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 279...
...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TO 8 PM MDT
WEDNESDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER
ZONE 279...

* AFFECTED AREA...FIRE WEATHER ZONE 279.

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

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

* IMPACTS...CONDITIONS WILL BE FAVORABLE FOR INTENSE FIRES WITH 
  RAPID RATES OF SPREAD. 

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
673 
WWUS85 KRIW 030143
RFWRIW

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE RIVERTON WY
743 PM MDT TUE SEP 2 2014

...RED FLAG WARNING WILL BE ALLOWED TO EXPIRE AT 8 PM MDT TODAY FOR
WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 279...280...
283 AND 289...

...RED FLAG WARNING AGAIN IN EFFECT FROM NOON TO 8 PM MDT
WEDNESDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER
ZONES 279...280...283 AND 289...

.THERE WILL BE A BREAK IN RED FLAG CONDITIONS OVERNIGHT AS WINDS
WEAKEN AND RELATIVE HUMIDITY INCREASES. HOWEVER...VERY LOW
HUMIDITY AND STRONG WIND WILL REDEVELOP...AND BE MORE EXTENSIVE
WEDNESDAY AFTERNOON AND EVENING OVER PORTIONS OF CENTRAL AND
SOUTHERN WYOMING. IN ADDITION...A DRY COLD FRONT WILL DROP SOUTH
INTO THE STATE LATE ON WEDNESDAY...SHIFTING WINDS TO THE NORTH
WITH WINDS REMAINING GUSTY.

WYZ289-031000-
/O.EXP.KRIW.FW.W.0008.000000T0000Z-140903T0200Z/
/O.CON.KRIW.FW.W.0009.140903T1800Z-140904T0200Z/
GRANITE/GREEN/FERRIS/RATTLESNAKE MOUNTAINS-
743 PM MDT TUE SEP 2 2014

...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TO 8 PM MDT
WEDNESDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER
ZONE 289...
...RED FLAG WARNING WILL EXPIRE AT 8 PM MDT THIS EVENING FOR WIND
AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 289...

* AFFECTED AREA...FIRE WEATHER ZONE 289.

* WINDS...SOUTHWEST 25 TO 30 MPH WITH GUSTS UP TO 45 MPH.

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

* COLD FRONT...A DRY COLD FRONT WILL DROP SOUTH INTO THE AREA
  WEDNESDAY EVENING...SHIFTING THE WINDS TO THE NORTH WITH GUSTS TO 40
  MPH.

* IMPACTS...CONDITIONS WILL BE FAVORABLE FOR INTENSE FIRES WITH 
  RAPID RATES OF SPREAD. 

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.

&&

$$

WYZ283-031000-
/O.EXP.KRIW.FW.W.0008.000000T0000Z-140903T0200Z/
/O.CON.KRIW.FW.W.0009.140903T1800Z-140904T0200Z/
UPPER WIND RIVER BASIN/WIND RIVER BASIN-
743 PM MDT TUE SEP 2 2014

...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TO 8 PM MDT
WEDNESDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER
ZONE 283...
...RED FLAG WARNING WILL EXPIRE AT 8 PM MDT THIS EVENING FOR WIND
AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 283...

* AFFECTED AREA...FIRE WEATHER ZONE 283.

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

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

* COLD FRONT...A DRY COLD FRONT WILL DROP SOUTH INTO THE AREA WEDNESDAY
  EVENING...SHIFTING THE WINDS TO THE NORTH WITH GUSTS TO 40 MPH.

* IMPACTS...CONDITIONS WILL BE FAVORABLE FOR INTENSE FIRES WITH 
  RAPID RATES OF SPREAD. 

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.

&&

$$

WYZ280-031000-
/O.EXP.KRIW.FW.W.0008.000000T0000Z-140903T0200Z/
/O.CON.KRIW.FW.W.0009.140903T1800Z-140904T0200Z/
NATRONA COUNTY/CASPER BLM-
743 PM MDT TUE SEP 2 2014

...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TO 8 PM MDT
WEDNESDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER
ZONE 280...
...RED FLAG WARNING WILL EXPIRE AT 8 PM MDT THIS EVENING FOR WIND
AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 280...

* AFFECTED AREA...FIRE WEATHER ZONE 280.

* WINDS...SOUTHWEST 20 TO 30 MPH WITH GUSTS UP TO 45 MPH.

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

* COLD FRONT...A DRY COLD FRONT WILL DROP SOUTH INTO THE AREA WEDNESDAY
  EVENING...SHIFTING THE WINDS TO THE NORTH WITH GUSTS TO 45 MPH.

* IMPACTS...CONDITIONS WILL BE FAVORABLE FOR INTENSE FIRES WITH 
  RAPID RATES OF SPREAD. 

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.

&&

$$

WYZ279-031000-
/O.EXP.KRIW.FW.W.0008.000000T0000Z-140903T0200Z/
/O.CON.KRIW.FW.W.0009.140903T1800Z-140904T0200Z/
SWEETWATER COUNTY/ROCK SPRINGS BLM/FLAMING GORGE NRA-
743 PM MDT TUE SEP 2 2014

...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TO 8 PM MDT
WEDNESDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER
ZONE 279...
...RED FLAG WARNING WILL EXPIRE AT 8 PM MDT THIS EVENING FOR WIND
AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 279...

* AFFECTED AREA...FIRE WEATHER ZONE 279.

* WINDS...WEST TO SOUTHWEST 20 TO 30 MPH WITH GUSTS UP TO 45 MPH.

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

* IMPACTS...CONDITIONS WILL BE FAVORABLE FOR INTENSE FIRES WITH 
  RAPID RATES OF SPREAD. 

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.

&&

$$

21
429 
WWUS85 KRIW 030225
RFWRIW

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE RIVERTON WY
825 PM MDT TUE SEP 2 2014

...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TO 8 PM MDT
WEDNESDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER
ZONES 279...280...283 AND 289...

.THERE WILL BE A BREAK IN RED FLAG CONDITIONS OVERNIGHT AS WINDS
WEAKEN AND RELATIVE HUMIDITY INCREASES. HOWEVER...VERY LOW
HUMIDITY AND STRONG WIND WILL REDEVELOP...AND BE MORE EXTENSIVE
WEDNESDAY AFTERNOON AND EVENING OVER PORTIONS OF CENTRAL AND
SOUTHERN WYOMING. IN ADDITION...A DRY COLD FRONT WILL DROP SOUTH
INTO THE STATE LATE ON WEDNESDAY...SHIFTING WINDS TO THE NORTH
WITH WINDS REMAINING GUSTY.

WYZ289-031100-
/O.CON.KRIW.FW.W.0009.140903T1800Z-140904T0200Z/
GRANITE/GREEN/FERRIS/RATTLESNAKE MOUNTAINS-
825 PM MDT TUE SEP 2 2014

...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TO 8 PM MDT
WEDNESDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER
ZONE 289...

* AFFECTED AREA...FIRE WEATHER ZONE 289.

* WINDS...SOUTHWEST 25 TO 30 MPH WITH GUSTS UP TO 45 MPH.

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

* COLD FRONT...A DRY COLD FRONT WILL DROP SOUTH INTO THE AREA 
  WEDNESDAY EVENING...SHIFTING THE WINDS TO THE NORTH WITH GUSTS 
  TO 40 MPH. 

* IMPACTS...CONDITIONS WILL BE FAVORABLE FOR INTENSE FIRES WITH 
  RAPID RATES OF SPREAD. 

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.

&&

$$

WYZ283-031100-
/O.CON.KRIW.FW.W.0009.140903T1800Z-140904T0200Z/
UPPER WIND RIVER BASIN/WIND RIVER BASIN-
825 PM MDT TUE SEP 2 2014

...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TO 8 PM MDT
WEDNESDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER
ZONE 283...

* AFFECTED AREA...FIRE WEATHER ZONE 283.

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

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

* COLD FRONT...A DRY COLD FRONT WILL DROP SOUTH INTO THE AREA 
  WEDNESDAY EVENING...SHIFTING THE WINDS TO THE NORTH WITH GUSTS 
  TO 40 MPH. 

* IMPACTS...CONDITIONS WILL BE FAVORABLE FOR INTENSE FIRES WITH 
  RAPID RATES OF SPREAD. 

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.

&&

$$

WYZ280-031100-
/O.CON.KRIW.FW.W.0009.140903T1800Z-140904T0200Z/
NATRONA COUNTY/CASPER BLM-
825 PM MDT TUE SEP 2 2014

...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TO 8 PM MDT
WEDNESDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER
ZONE 280...

* AFFECTED AREA...FIRE WEATHER ZONE 280.

* WINDS...SOUTHWEST 20 TO 30 MPH WITH GUSTS UP TO 45 MPH.

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

* COLD FRONT...A DRY COLD FRONT WILL DROP SOUTH INTO THE AREA 
  WEDNESDAY EVENING...SHIFTING THE WINDS TO THE NORTH WITH GUSTS 
  TO 45 MPH. 

* IMPACTS...CONDITIONS WILL BE FAVORABLE FOR INTENSE FIRES WITH 
  RAPID RATES OF SPREAD. 

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.

&&

$$

WYZ279-031100-
/O.CON.KRIW.FW.W.0009.140903T1800Z-140904T0200Z/
SWEETWATER COUNTY/ROCK SPRINGS BLM/FLAMING GORGE NRA-
825 PM MDT TUE SEP 2 2014

...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TO 8 PM MDT
WEDNESDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER
ZONE 279...

* AFFECTED AREA...FIRE WEATHER ZONE 279.

* WINDS...WEST TO SOUTHWEST 20 TO 30 MPH WITH GUSTS UP TO 45 MPH.

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

* IMPACTS...CONDITIONS WILL BE FAVORABLE FOR INTENSE FIRES WITH 
  RAPID RATES OF SPREAD. 

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.

&&

$$

21
606 
WWUS85 KRIW 030830
RFWRIW

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE RIVERTON WY
230 AM MDT WED SEP 3 2014

...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TO 9 PM MDT
WEDNESDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER
ZONES 279...280-283...285...287 AND 289...

.VERY LOW HUMIDITY AND STRONG WIND WILL REDEVELOP ONCE FULL MIXING
OCCURS THIS AFTERNOON...WITH STRONGER AND MORE WIDESPREAD GUSTY
WINDS THAN WHAT OCCURRED ON TUESDAY. IN ADDITION...A DRY COLD
FRONT WILL DROP SOUTH INTO THE STATE LATE THIS AFTERNOON QUICKLY
MOVING SOUTH THROUGH THE EVENING...SHIFTING WINDS TO THE NORTH
WITH WINDS REMAINING GUSTY.

WYZ282-285-287-032200-
/O.EXB.KRIW.FW.W.0009.140903T1800Z-140904T0300Z/
SOUTH BIG HORN BASIN/WORLAND BLM-SOUTH BIGHORN MOUNTAINS-
OWL CREEK MOUNTAINS-
230 AM MDT WED SEP 3 2014

...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 9 PM MDT THIS
EVENING FOR STRONG WIND...LOW HUMIDITY AND A DRY COLD FRONT FOR 
FIRE WEATHER ZONES 282...285 AND 287 BELOW 6000 FEET...

THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A RED FLAG
WARNING FOR STRONG WIND...LOW HUMIDITY AND A DRY COLD FRONT...WHICH
IS IN EFFECT FROM NOON TODAY TO 9 PM MDT THIS EVENING.

* AFFECTED AREA...FIRE WEATHER ZONES 282...285 AND 287 BELOW 6000 FEET.

* WINDS...WEST 15 TO 25 MPH WITH GUSTS UP TO 45 MPH BECOMING NORTH
  20 TO 30 MPH AFTER 1900.

* TIMING...WINDS WILL INCREASE AND HUMIDITY WILL FALL ONCE FULL
  MIXING OCCURS THIS AFTERNOON. WINDS WILL REMAIN GUSTY AND
  HUMIDITY WILL REMAIN CRITICALLY LOW UNTIL THE PASSAGE OF A DRY
  COLD FRONT AROUND SUNSET TONIGHT. 

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

* COLD FRONT...A DRY COLD FRONT WILL DROP SOUTH INTO THE AREA 
  AFTER 1900...SHIFTING THE WINDS TO THE NORTH WITH GUSTS 
  TO 40 MPH. 

* IMPACTS...CONDITIONS WILL BE FAVORABLE FOR INTENSE FIRES WITH 
  RAPID RATES OF SPREAD. 

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.

&&

$$

WYZ281-032200-
/O.EXB.KRIW.FW.W.0009.140903T1800Z-140904T0300Z/
JOHNSON COUNTY/CASPER BLM-
230 AM MDT WED SEP 3 2014

...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 9 PM MDT THIS
EVENING FOR STRONG WIND...LOW HUMIDITY AND A DRY COLD FRONT FOR 
FIRE WEATHER ZONE 281...

THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A RED FLAG
WARNING FOR STRONG WIND...LOW HUMIDITY AND A DRY COLD FRONT...WHICH
IS IN EFFECT FROM NOON TODAY TO 9 PM MDT THIS EVENING.

* AFFECTED AREA...FIRE WEATHER ZONE 281.

* WINDS...WEST 15 TO 25 MPH WITH GUSTS UP TO 35 MPH BECOMING NORTH
  20 TO 30 MPH WITH GUSTS TO 45 MPH AFTER 1800.

* TIMING...WINDS WILL INCREASE AND HUMIDITY WILL FALL ONCE FULL
  MIXING OCCURS THIS AFTERNOON. WINDS WILL REMAIN GUSTY AND
  HUMIDITY WILL REMAIN CRITICALLY LOW UNTIL THE PASSAGE OF A DRY
  COLD FRONT EARLY IN THE EVENING.

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

* COLD FRONT...A DRY COLD FRONT WILL DROP SOUTH INTO THE AREA 
  THIS EVENING...SHIFTING THE WINDS TO THE NORTH WITH GUSTS 
  TO 45 MPH. 

* IMPACTS...CONDITIONS WILL BE FAVORABLE FOR INTENSE FIRES WITH 
  RAPID RATES OF SPREAD. 

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.

&&

$$

WYZ289-032200-
/O.EXT.KRIW.FW.W.0009.140903T1800Z-140904T0300Z/
GRANITE/GREEN/FERRIS/RATTLESNAKE MOUNTAINS-
230 AM MDT WED SEP 3 2014

...RED FLAG WARNING NOW IN EFFECT FROM NOON TODAY TO 9 PM MDT
THIS EVENING FOR STRONG WIND...LOW HUMIDITY AND A DRY COLD FRONT 
FOR FIRE WEATHER ZONE 289...

* AFFECTED AREA...FIRE WEATHER ZONE 289.

* WINDS...WEST 20 TO 30 MPH WITH GUSTS UP TO 45 MPH BECOMING NORTH
  AFTER 2000.

* TIMING...WINDS WILL INCREASE AND HUMIDITY WILL FALL ONCE FULL
  MIXING OCCURS THIS AFTERNOON. WINDS WILL REMAIN GUSTY AND
  HUMIDITY WILL REMAIN CRITICALLY LOW UNTIL THE PASSAGE OF A DRY
  COLD FRONT AFTER 2000.

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

* COLD FRONT...A DRY COLD FRONT WILL DROP SOUTH INTO THE AREA 
  AFTER 2000...SHIFTING THE WINDS TO THE NORTH WITH GUSTS 
  TO 40 MPH. 

* IMPACTS...CONDITIONS WILL BE FAVORABLE FOR INTENSE FIRES WITH 
  RAPID RATES OF SPREAD. 

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.

&&

$$

WYZ283-032200-
/O.EXT.KRIW.FW.W.0009.140903T1800Z-140904T0300Z/
UPPER WIND RIVER BASIN/WIND RIVER BASIN-
230 AM MDT WED SEP 3 2014

...RED FLAG WARNING NOW IN EFFECT FROM NOON TODAY TO 9 PM MDT
THIS EVENING FOR STRONG WIND...LOW HUMIDITY AND A DRY COLD FRONT 
FOR FIRE WEATHER ZONE 283...

* AFFECTED AREA...FIRE WEATHER ZONE 283.

* WINDS...WEST 15 TO 25 MPH WITH GUSTS UP TO 45 MPH BECOMING NORTH
  AFTER 1900.

* TIMING...WINDS WILL INCREASE AND HUMIDITY WILL FALL ONCE FULL
  MIXING OCCURS THIS AFTERNOON. WINDS WILL REMAIN GUSTY AND
  HUMIDITY WILL REMAIN CRITICALLY LOW UNTIL THE PASSAGE OF A DRY
  COLD FRONT AFTER 1900.

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

* COLD FRONT...A DRY COLD FRONT WILL DROP SOUTH INTO THE AREA 
  AFTER 1900...SHIFTING THE WINDS TO THE NORTH WITH GUSTS 
  TO 40 MPH. 

* IMPACTS...CONDITIONS WILL BE FAVORABLE FOR INTENSE FIRES WITH 
  RAPID RATES OF SPREAD. 

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.

&&

$$

WYZ280-032200-
/O.EXT.KRIW.FW.W.0009.140903T1800Z-140904T0300Z/
NATRONA COUNTY/CASPER BLM-
230 AM MDT WED SEP 3 2014

...RED FLAG WARNING NOW IN EFFECT FROM NOON TODAY TO 9 PM MDT
THIS EVENING FOR STRONG WIND...LOW HUMIDITY AND A DRY COLD FRONT
 FOR FIRE WEATHER ZONE 280...

* AFFECTED AREA...FIRE WEATHER ZONE 280.

* WINDS...WEST 20 TO 30 MPH WITH GUSTS UP TO 45 MPH BECOMING NORTH
  AROUND 1900.

* TIMING...WINDS WILL INCREASE AND HUMIDITY WILL FALL ONCE FULL
  MIXING OCCURS THIS AFTERNOON. WINDS WILL REMAIN GUSTY AND
  HUMIDITY WILL REMAIN CRITICALLY LOW UNTIL THE PASSAGE OF A DRY
  COLD FRONT EARLY IN THE EVENING.

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

* COLD FRONT...A DRY COLD FRONT WILL DROP SOUTH INTO THE AREA
  AROUND 1900 THIS EVENING...SHIFTING THE WINDS TO THE NORTH WITH
  GUSTS TO 45 MPH.

* IMPACTS...CONDITIONS WILL BE FAVORABLE FOR INTENSE FIRES WITH 
  RAPID RATES OF SPREAD. 

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.

&&

$$

WYZ279-032200-
/O.EXT.KRIW.FW.W.0009.140903T1800Z-140904T0300Z/
SWEETWATER COUNTY/ROCK SPRINGS BLM/FLAMING GORGE NRA-
230 AM MDT WED SEP 3 2014

...RED FLAG WARNING NOW IN EFFECT FROM NOON TODAY TO 9 PM MDT
THIS EVENING FOR STRONG WIND...LOW HUMIDITY AND A DRY COLD FRONT 
FOR FIRE WEATHER ZONE 279...

* AFFECTED AREA...FIRE WEATHER ZONE 279.

* WINDS...WEST 15 TO 25 MPH WITH GUSTS UP TO 40 MPH SHIFTING TO
  THE NORTHWEST AT AROUND 20 MPH AFTER 2000.

* TIMING...WINDS WILL INCREASE AND HUMIDITY WILL FALL ONCE FULL
  MIXING OCCURS THIS AFTERNOON. WINDS WILL REMAIN GUSTY AND
  HUMIDITY WILL REMAIN CRITICALLY LOW UNTIL THE PASSAGE OF A DRY
  COLD FRONT THIS EVENING.

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

* IMPACTS...CONDITIONS WILL BE FAVORABLE FOR INTENSE FIRES WITH 
  RAPID RATES OF SPREAD. 

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
919 
WWUS85 KRIW 031955
RFWRIW

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE RIVERTON WY
155 PM MDT WED SEP 3 2014

...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TO 9 PM MDT
WEDNESDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER
ZONES 279...280-283...285...287 AND 289...

.VERY LOW HUMIDITY AND STRONG WIND HAVE REDEVELOPED THIS
AFTERNOON...WITH STRONGER AND MORE WIDESPREAD GUSTY WINDS THAN
WHAT OCCURRED ON TUESDAY. IN ADDITION...A DRY COLD FRONT WILL DROP
SOUTH INTO THE STATE LATE THIS AFTERNOON QUICKLY MOVING SOUTH
THROUGH THE EVENING...SHIFTING WINDS TO THE NORTH WITH WINDS
REMAINING GUSTY.

WYZ275-276-040300-
/O.EXA.KRIW.FW.W.0009.000000T0000Z-140904T0300Z/
NORTH BIG HORN BASIN/WORLAND BLM-CODY FOOTHILLS-
155 PM MDT WED SEP 3 2014

...RED FLAG WARNING IN EFFECT UNTIL 9 PM MDT THIS EVENING FOR
WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 275 AND
276...

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 THIS EVENING.

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

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

* TIMING...WINDS HAVE INCREASED AND HUMIDITY HAS DECREASED THIS
  AFTERNOON. WINDS WILL REMAIN GUSTY AND HUMIDITY WILL REMAIN
  CRITICALLY LOW UNTIL THE PASSAGE OF A DRY COLD FRONT AROUND 1800
  THIS EVENING. STRONG NORTH WINDS ARE EXPECTED TO CONTINUE
  THROUGH 2100 TONIGHT.

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

* COLD FRONT...A DRY COLD FRONT WILL DROP SOUTH INTO THE AREA
  AFTER 1800...SHIFTING THE WINDS TO THE NORTH WITH GUSTS TO 40
  MPH.

* IMPACTS...CONDITIONS WILL BE FAVORABLE FOR INTENSE FIRES WITH 
  RAPID RATES OF SPREAD. 

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.

&&

$$

WYZ282-285-287-040300-
/O.CON.KRIW.FW.W.0009.000000T0000Z-140904T0300Z/
SOUTH BIG HORN BASIN/WORLAND BLM-SOUTH BIGHORN MOUNTAINS-
OWL CREEK MOUNTAINS-
155 PM MDT WED SEP 3 2014

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING
FOR STRONG WIND...LOW HUMIDITY AND A DRY COLD FRONT FOR FIRE
WEATHER ZONES 282...285 AND 287 BELOW 6000 FEET...

* AFFECTED AREA...FIRE WEATHER ZONES 282...285 AND 287.

* WINDS...WEST 15 TO 25 MPH WITH GUSTS UP TO 45 MPH.

* TIMING...WINDS HAVE INCREASED AND HUMIDITY HAS DECREASED THIS
  AFTERNOON. WINDS WILL REMAIN GUSTY AND HUMIDITY WILL REMAIN
  CRITICALLY LOW UNTIL THE PASSAGE OF A DRY COLD FRONT AROUND
  SUNSET TONIGHT.

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

* COLD FRONT...A DRY COLD FRONT WILL DROP SOUTH INTO THE AREA 
  AFTER 1900...SHIFTING THE WINDS TO THE NORTH WITH GUSTS TO 40 
  MPH. 

* IMPACTS...CONDITIONS WILL BE FAVORABLE FOR INTENSE FIRES WITH 
  RAPID RATES OF SPREAD. 

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.

&&

$$

WYZ289-040300-
/O.CON.KRIW.FW.W.0009.000000T0000Z-140904T0300Z/
GRANITE/GREEN/FERRIS/RATTLESNAKE MOUNTAINS-
155 PM MDT WED SEP 3 2014

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING
FOR STRONG WIND...LOW HUMIDITY AND A DRY COLD FRONT FOR FIRE
WEATHER ZONE 289...

* AFFECTED AREA...FIRE WEATHER ZONE 289.

* WINDS...WEST 20 TO 30 MPH WITH GUSTS UP TO 45 MPH.

* TIMING...WINDS HAVE INCREASED AND HUMIDITY HAS DECREASED THIS
  AFTERNOON. WINDS WILL REMAIN GUSTY AND HUMIDITY WILL REMAIN
  CRITICALLY LOW UNTIL THE PASSAGE OF A DRY COLD FRONT AFTER 2000.

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

* COLD FRONT...A DRY COLD FRONT WILL DROP SOUTH INTO THE AREA 
  AFTER 2000...SHIFTING THE WINDS TO THE NORTH WITH GUSTS TO 40 
  MPH. 

* IMPACTS...CONDITIONS WILL BE FAVORABLE FOR INTENSE FIRES WITH 
  RAPID RATES OF SPREAD. 

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.

&&

$$

WYZ283-040300-
/O.CON.KRIW.FW.W.0009.000000T0000Z-140904T0300Z/
UPPER WIND RIVER BASIN/WIND RIVER BASIN-
155 PM MDT WED SEP 3 2014

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING
FOR STRONG WIND...LOW HUMIDITY AND A DRY COLD FRONT FOR FIRE
WEATHER ZONE 283...

* AFFECTED AREA...FIRE WEATHER ZONE 283.

* WINDS...WEST 15 TO 25 MPH WITH GUSTS UP TO 45 MPH.

* TIMING...WINDS HAVE INCREASED AND HUMIDITY HAS DECREASED THIS
  AFTERNOON. WINDS WILL REMAIN GUSTY AND HUMIDITY WILL REMAIN
  CRITICALLY LOW UNTIL THE PASSAGE OF A DRY COLD FRONT AFTER 1900.

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

* COLD FRONT...A DRY COLD FRONT WILL DROP SOUTH INTO THE AREA 
  AFTER 1900...SHIFTING THE WINDS TO THE NORTH WITH GUSTS TO 40 
  MPH. 

* IMPACTS...CONDITIONS WILL BE FAVORABLE FOR INTENSE FIRES WITH 
  RAPID RATES OF SPREAD. 

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.

&&

$$

WYZ280-040300-
/O.CON.KRIW.FW.W.0009.000000T0000Z-140904T0300Z/
NATRONA COUNTY/CASPER BLM-
155 PM MDT WED SEP 3 2014

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING
FOR STRONG WIND...LOW HUMIDITY AND A DRY COLD FRONT  FOR FIRE
WEATHER ZONE 280...

* AFFECTED AREA...FIRE WEATHER ZONE 280.

* WINDS...WEST 20 TO 30 MPH WITH GUSTS UP TO 45 MPH.

* TIMING...WINDS HAVE INCREASED AND HUMIDITY HAS DECREASED THIS
  AFTERNOON. WINDS WILL REMAIN GUSTY AND HUMIDITY WILL REMAIN
  CRITICALLY LOW UNTIL THE PASSAGE OF A DRY COLD FRONT EARLY IN
  THE EVENING.

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

* COLD FRONT...A DRY COLD FRONT WILL DROP SOUTH INTO THE AREA 
  AROUND 1900 THIS EVENING...SHIFTING THE WINDS TO THE NORTH 
  WITH GUSTS TO 45 MPH. 

* IMPACTS...CONDITIONS WILL BE FAVORABLE FOR INTENSE FIRES WITH 
  RAPID RATES OF SPREAD. 

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.

&&

$$

WYZ281-040300-
/O.CON.KRIW.FW.W.0009.000000T0000Z-140904T0300Z/
JOHNSON COUNTY/CASPER BLM-
155 PM MDT WED SEP 3 2014

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING
FOR STRONG WIND...LOW HUMIDITY AND A DRY COLD FRONT FOR FIRE
WEATHER ZONE 281...

* AFFECTED AREA...FIRE WEATHER ZONE 281.

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

* TIMING...WINDS HAVE INCREASED AND HUMIDITY HAS DECREASED THIS
  AFTERNOON. WINDS WILL REMAIN GUSTY AND HUMIDITY WILL REMAIN
  CRITICALLY LOW UNTIL THE PASSAGE OF A DRY COLD FRONT EARLY IN
  THE EVENING.

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

* COLD FRONT...A DRY COLD FRONT WILL DROP SOUTH INTO THE AREA 
  THIS EVENING...SHIFTING THE WINDS TO THE NORTH WITH GUSTS TO 
  45 MPH. 

* IMPACTS...CONDITIONS WILL BE FAVORABLE FOR INTENSE FIRES WITH 
  RAPID RATES OF SPREAD. 

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.

&&

$$

WYZ279-040300-
/O.CON.KRIW.FW.W.0009.000000T0000Z-140904T0300Z/
SWEETWATER COUNTY/ROCK SPRINGS BLM/FLAMING GORGE NRA-
155 PM MDT WED SEP 3 2014

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING
FOR STRONG WIND...LOW HUMIDITY AND A DRY COLD FRONT FOR FIRE
WEATHER ZONE 279...

* AFFECTED AREA...FIRE WEATHER ZONE 279.

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

* TIMING...WINDS HAVE INCREASED AND HUMIDITY HAS DECREASED THIS
  AFTERNOON. WINDS WILL REMAIN GUSTY AND HUMIDITY WILL REMAIN
  CRITICALLY LOW UNTIL THE PASSAGE OF A DRY COLD FRONT LATER THIS
  EVENING.

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

* IMPACTS...CONDITIONS WILL BE FAVORABLE FOR INTENSE FIRES WITH 
  RAPID RATES OF SPREAD. 

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
416 
WWUS85 KRIW 040232
RFWRIW

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE RIVERTON WY
832 PM MDT WED SEP 3 2014


WYZ282-285-287-040345-
/O.EXP.KRIW.FW.W.0009.000000T0000Z-140904T0300Z/
SOUTH BIG HORN BASIN/WORLAND BLM-SOUTH BIGHORN MOUNTAINS-
OWL CREEK MOUNTAINS-
832 PM MDT WED SEP 3 2014

...RED FLAG WARNING WILL EXPIRE AT 9 PM MDT THIS EVENING FOR
STRONG WIND...LOW HUMIDITY AND A DRY COLD FRONT FOR FIRE WEATHER
ZONES 282...285 AND 287 BELOW 6000 FEET...

THE RED FLAG WARNING WILL BE ALLOWED TO EXPIRE AT 9 PM.

$$

WYZ289-040345-
/O.EXP.KRIW.FW.W.0009.000000T0000Z-140904T0300Z/
GRANITE/GREEN/FERRIS/RATTLESNAKE MOUNTAINS-
832 PM MDT WED SEP 3 2014

...RED FLAG WARNING WILL EXPIRE AT 9 PM MDT THIS EVENING FOR
STRONG WIND...LOW HUMIDITY AND A DRY COLD FRONT FOR FIRE WEATHER
ZONE 289...

THE RED FLAG WARNING WILL BE ALLOWED TO EXPIRE AT 9 PM.

$$

WYZ283-040345-
/O.EXP.KRIW.FW.W.0009.000000T0000Z-140904T0300Z/
UPPER WIND RIVER BASIN/WIND RIVER BASIN-
832 PM MDT WED SEP 3 2014

...RED FLAG WARNING WILL EXPIRE AT 9 PM MDT THIS EVENING FOR
STRONG WIND...LOW HUMIDITY AND A DRY COLD FRONT FOR FIRE WEATHER
ZONE 283...

THE RED FLAG WARNING WILL BE ALLOWED TO EXPIRE AT 9 PM.

$$

WYZ280-040345-
/O.EXP.KRIW.FW.W.0009.000000T0000Z-140904T0300Z/
NATRONA COUNTY/CASPER BLM-
832 PM MDT WED SEP 3 2014

...RED FLAG WARNING WILL EXPIRE AT 9 PM MDT THIS EVENING FOR
STRONG WIND...LOW HUMIDITY AND A DRY COLD FRONT  FOR FIRE WEATHER
ZONE 280...

THE RED FLAG WARNING WILL BE ALLOWED TO EXPIRE AT 9 PM.

$$

WYZ281-040345-
/O.EXP.KRIW.FW.W.0009.000000T0000Z-140904T0300Z/
JOHNSON COUNTY/CASPER BLM-
832 PM MDT WED SEP 3 2014

...RED FLAG WARNING WILL EXPIRE AT 9 PM MDT THIS EVENING FOR
STRONG WIND...LOW HUMIDITY AND A DRY COLD FRONT FOR FIRE WEATHER
ZONE 281...

THE RED FLAG WARNING WILL BE ALLOWED TO EXPIRE AT 9 PM.

$$

WYZ279-040345-
/O.EXP.KRIW.FW.W.0009.000000T0000Z-140904T0300Z/
SWEETWATER COUNTY/ROCK SPRINGS BLM/FLAMING GORGE NRA-
832 PM MDT WED SEP 3 2014

...RED FLAG WARNING WILL EXPIRE AT 9 PM MDT THIS EVENING FOR
STRONG WIND...LOW HUMIDITY AND A DRY COLD FRONT FOR FIRE WEATHER
ZONE 279...

THE RED FLAG WARNING WILL BE ALLOWED TO EXPIRE AT 9 PM.

$$

WYZ275-276-040345-
/O.EXP.KRIW.FW.W.0009.000000T0000Z-140904T0300Z/
NORTH BIG HORN BASIN/WORLAND BLM-CODY FOOTHILLS-
832 PM MDT WED SEP 3 2014

...RED FLAG WARNING WILL EXPIRE AT 9 PM MDT THIS EVENING FOR WIND
AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 275 AND 276...

THE RED FLAG WARNING WILL BE ALLOWED TO EXPIRE AT 9 PM.

$$

21

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 Sep 1, 10:30 AM MDT, 2 hours 25 minutes earlier.

Area forecast discussion, Sep 1, 10:30 AM MDT, 2 hours 25 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE RIVERTON WY
1030 AM MDT MON SEP 1 2014

.SHORT TERM...TODAY THROUGH WEDNESDAY NIGHT

THE LAST SHORT WAVE THAT COULD STIR UP MORE SHOWERS AND STORMS MOVES
THROUGH TODAY WITH EVENTUAL CLEARING WEST TO EAST AS THE MAIN TROUGH
CONTINUES TO MOVE INTO THE PLAINS. A FEW STRONGER STORMS MAY OCCUR
OVR JOHNSON COUNTY BY EARLY AFTERNOON WHERE SOME USEFUL MOISTURE
WILL STILL BE LEFTOVER...CAPE WILL BE MARGINAL BUT SHEAR WILL BE
DECENT AROUND A LEFTOVER BOUNDARY. THERE WILL ALSO BE SOME CONTINUED
BREEZY CONDITIONS AS THE SUBSIDENT SIDE OF THE TROUGH SWINGS THROUGH
AND FLOW SHIFTS TO THE NORTHWEST.

MUCH DRIER AIR MOVES IN ON TUESDAY AS FLOW TURNS MORE ZONAL. HIGH
PRESSURE BUILDING IN FROM THE SOUTH WILL ALSO BRING SOME WARMER AIR
WITH TEMPERATURES REBOUNDING BACK TO NEAR 80 EAST OF THE DIVIDE. THERE
COULD BE SOME GUSTS TO 30 MPH ACROSS THE SOUTH ON TUESDAY...WHICH
COULD LEAD TO SOME FIRE WEATHER CONCERNS IN AREAS WITH FLASHY GRASSY
FUELS.

WEDNESDAY...SOME MODEL SOLUTIONS ARE ADVERTISING ANOTHER UPPER LEVEL
TROUGH WITH SHARP COLD FRONT AND BAROCLINIC ZONE DROPPING SOUTH INTO
MONTANA...AT THIS TIME IT LOOKS LIKE WE WOULD NOT SEE MUCH FROM THE
FRONT UNTIL LATE WITH NOT MUCH PRECIPITATION MAKING IT THIS FAR
SOUTH...BUT COOLER TEMPERATURES AND A WIND SHIFT TO THE NORTH IS
EXPECTED IF THIS SCENARIO ACTUALLY PLAYS OUT AS ADVERTISED.
INTRODUCED SOME SLIGHT CHANCE POPS ACROSS THE NORTHERN MOUNTAINS TO
ACCOUNT FOR THIS POSSIBILITY. OTHERWISE...THE WARMING TREND
CONTINUES ACROSS THE SOUTH WITH STEADY 20 TO 30 KNOT SOUTHWESTERLIES
AND CONTINUED FIRE WEATHER CONCERNS AS MIN RHS ARE EXPECTED TO DROP
INTO THE TEENS AGAIN ON WEDNESDAY AFTERNOON.

.LONG TERM...THURSDAY THROUGH MONDAY

THE GFS AND ECMWF MODELS ARE IN AGREEMENT WITH THE COLD FRONT
PUSHING SOUTH INTO CENTRAL WY THURSDAY. THE ECMWF IS STILL COOLER
AND TAKES THE FRONT WEST OF THE DIVIDE WHILE THE GFS HAS LESS
COOLING WEST OF THE DIVIDE. MADE SOME HIGH TEMP ADJUSTMENTS FROM
PREVIOUS FORECAST BUT OVERALL THE TREND IS TO GO COOLER EAST OF THE
DIVIDE AND NW WY WITH LESS COOLING IN THE SOUTH AND SOUTHWEST. THE
PRECIP CHANCE IS STILL A BIT MESSY AS THE 00Z MODELS ARE DRIER THAN
PREVIOUS RUNS. I WILL KEEP ISOLATED SHOWERS/STORMS THURS PM AND EVE.
FRIDAY LOOKS TO BE COOL EAST OF THE DIVIDE AND MILD WEST OF THE
DIVIDE AS THE FRONT SHOULD LIE ALONG THE DIVIDE. AGAIN ISOLATED
SHOWERS AND STORMS FRIDAY AFTERNOON AND EVENING. SATURDAY AND SUNDAY
WILL FEATURE ISOLATED AFTERNOON AND EVENING SHOWERS AND STORMS AS
MOISTURE WILL BE AROUND AS WELL AS THE LINGERING FRONTAL BOUNDARY.
THE ECMWF MODEL IS DRIER THAN THE GFS BOTH DAYS AS IT PUSHES THE
MOISTURE TO MAINLY SOUTHERN WY. NOT SURE THAT WILL HAPPEN SO WENT
WITH THE CONSISTENT GFS. NEXT MONDAY LOOKS DRIER BUT ISOLATED
MOUNTAIN SHOWERS/STORMS WILL STILL OCCUR OVER AND NEAR THE
MOUNTAINS. TEMPS WILL WARM A FEW DEGREES PER DAY SATURDAY THROUGH
NEXT MONDAY.

.AVIATION.../18Z ISSUANCE/

A LAST IN A SERIES OF UPPER LEVEL DISTURBANCES IN NW FLOW WILL RACE
SE ACROSS NORTHERN WYOMING THIS AFTERNOON. AREAS OF MVFR/IFR CIGS
WITH SCT -SHRA...SNOW LEVELS NEAR 9.5KFT WITH FRQT MTN
OBSCURATIONS ...WILL SPREAD ACROSS NORTHERN WYOMING FROM
YELLOWSTONE NATIONAL PARK TO A VCNTY AND NORTH OF KCOD-KBYG LINE
18Z-00Z. MOST OF THIS ACTIVITY WILL PUSH FROM VCNTY OF THE BIGHORN
RANGE AND EASTWARD EARLY EVENING.  W-NW WIND AT 15-25KT AND MAINLY
SKC CONDITIONS WILL PREVAIL ACROSS THE SOUTHERN THIRD OF THE AREA
IN THE AFTERNOON.

SKC CONDITIONS WITH DIMINISHING WIND...PATCHY FOG IN THE WESTERN
VALLEYS...WILL PREVAIL MONDAY NIGHT.

NOTE...FAA INFORMS NWS THAT OBSERVATION FRO KCOD WILL BE UNAVAILABLE
UNTIL SOMETIME TUESDAY WHEN REPAIRS ARE EXPECTED.  TAF CONTINUED AS
VFR CONDITIONS ARE ANTICIPATED AT KCOD THROUGH THE FORECAST PERIOD.

.FIRE WEATHER...

FIRE DANGER WILL BE RELATIVELY LOW FOR ANOTHER DAY. ISOLATED SHOWERS
AND THUNDERSTORMS WILL CONTINUE ACROSS NORTHERN WYOMING THROUGH THE
AFTERNOON. ACROSS THE SOUTH...WEST WINDS CONTINUE AT 15-25 MPH WITH
GUSTS TO 40 MPH POSSIBLE ALONG WITH MINIMUM RH VALUES ONLY DROPPING
TO 20 PERCENT AT THE LOW END. MUCH DRIER AND WARMER ON TUESDAY AND
WEDNESDAY WITH THE WINDS GUSTING OVER 30 MPH EACH AFTERNOON ACROSS
THE SOUTH...POTENTIALLY INCREASING FIRE DANGER ACROSS RAWLINS
DISPATCH AND PORTIONS OF CASPER AND CODY DISPATCH.

&&

.RIW WATCHES/WARNINGS/ADVISORIES...
NONE.
&&

SHORT TERM...ALLEN
LONG TERM...AR
AVIATION...C.BAKER
FIRE WEATHER...ALLEN
Hazardous weather outlook, Sep 1, 4:30 AM MDT, 8 hours 25 minutes before
HAZARDOUS WEATHER OUTLOOK...CORRECTED
NATIONAL WEATHER SERVICE RIVERTON WY
430 AM MDT MON SEP 1 2014

WYZ001>020-022>030-021200-
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-
430 AM MDT MON SEP 1 2014

THIS HAZARDOUS WEATHER OUTLOOK IS FOR WESTERN AND CENTRAL WYOMING.

.DAY ONE...TODAY AND TONIGHT

ISOLATED SHOWERS AND THUNDERSTORMS POSSIBLE ACROSS THE
NORTHERN HALF OF THE STATE EARLY WITH GUSTY WIND EXPECTED.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY

TUESDAY AND WEDNESDAY...INCREASING FIRE DANGER ACROSS PORTIONS OF
SOUTHERN AND CENTRAL WYOMING WITH LOW HUMIDITY AND GUSTY WINDS IN
THE AFTERNOON.

THURSDAY THROUGH SUNDAY...ISOLATED TO SCATTERED SHOWERS AND
THUNDERSTORMS EACH DAY.

.SPOTTER INFORMATION STATEMENT...

SPOTTERS ARE ENCOURAGED TO REPORT ANY WIND GREATER THAN 40 MPH...AND
ANY HAIL SIZES...AS WELL AS ANY SNOWFALL. THANK YOU.

TEAM RIVERTON

The office that day

Everything else NWS Riverton, WY issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Sep 1, 12:55 PM MDTRed Flag WarningRIWFremont, Natrona, Sweetwater31 hr
Sep 1, 2:13 PM MDTSpecial Weather StatementRIWJohnson17 min
Sep 1, 3:14 PM MDTSpecial Weather StatementRIW46 min

Nearby

Red Flag Warnings in Wyoming, 2014Every red flag warning in 2014

Sources

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