Alert archive / Nebraska / Red Flag Warnings in 2012

Red Flag Warning 57, NWS Cheyenne, WY

August 30, 2012

NWS Cheyenne, WY issued this red flag warning at Aug 30, 2012, 5:01 AM CDT. It took effect at Aug 30, 2012, 1:00 PM CDT. It was in force for 6 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 30, 2012, 5:01 AM CDT (10:01 UTC)
In effect from
Aug 30, 2012, 1:00 PM CDT
Expired
Aug 30, 2012, 7:23 PM CDT
In force
6 hr
Issued by
NWS Cheyenne, WY

The text

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

463 
WWUS85 KCYS 301001
RFWCYS

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
401 AM MDT THU AUG 30 2012

...CRITICAL FIRE WEATHER CONDITIONS WILL RETURN TO THE SOUTHERN
NEBRASKA PANHANDLE THIS AFTERNOON AND EVENING...

.A COLD FRONT WILL MOVE THROUGH MUCH OF THE AREA THIS MORNING
BRINGING SLIGHTLY COOLER TEMPERATURES. THE COLD FRONT IS EXPECTED
TO STALL OVER SOUTHERN PORTIONS OF THE NEBRASKA PANHANDLE THIS
AFTERNOON AND PERSIST THROUGH EARLY TONIGHT. TO THE SOUTH OF THE
FRONT...HOT TEMPERATURES AND LOW AFTERNOON RELATIVE HUMIDITIES WILL
COMBINE WITH SOUTHERLY WINDS GUSTING AS HIGH AS 30 MPH TO PRODUCE
CRITICAL FIRE WEATHER CONDITIONS THIS AFTERNOON AND EVENING. 
CHEYENNE COUNTY WILL BE THE DRIEST AND WINDIEST OF THE AREAS IN
THE RED FLAG WARNING. 

NEZ313-302200-
/O.UPG.KCYS.FW.A.0043.120830T1800Z-120831T0300Z/
/O.NEW.KCYS.FW.W.0057.120830T1800Z-120831T0200Z/
SCOTTS BLUFF NATIONAL MONUMENT/WILDCAT HILLS-
401 AM MDT THU AUG 30 2012

...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 8 PM MDT THIS
EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE
313...

THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A RED FLAG
WARNING FOR WIND AND LOW RELATIVE HUMIDITY...WHICH IS IN EFFECT
FROM NOON TODAY TO 8 PM MDT THIS EVENING. THE FIRE WEATHER WATCH
IS NO LONGER IN EFFECT.

* AFFECTED AREA...FIRE WEATHER ZONE 313 SCOTTS BLUFF NATIONAL 
  MONUMENT/WILDCAT HILLS.

* WINDS...SOUTH TO SOUTHEAST 10 TO 18 MPH WITH SOME GUSTS AS HIGH
  AS 30 MPH ESPECIALLY OVER CHEYENNE COUNTY.

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

* IMPACTS...LOW HUMIDITIES...GUSTY WINDS...AND DRY FUELS MAY 
  PRODUCE CONDITIONS FAVORABLE FOR RAPID FIRE SPREAD AND FIRE 
  GROWTH. 

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.

&&

$$

WEILAND
2 follow-up statements
417 
WWUS85 KCYS 302129
RFWCYS

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
329 PM MDT THU AUG 30 2012

...CRITICAL FIRE WEATHER CONDITIONS EXPECTED LATE THIS AFTERNOON
AND EVENING IN THE SOUTHERN NEBRASKA PANHANDLE...AND WILL RETURN
AGAIN TOMORROW FOR THE EASTERN WYOMING PLAINS AND NEBRASKA
PANHANDLE...

.THE COLD FRONT IS CURRENTLY STALLED IN NORTHEAST COLORADO WITH
GUSTY NORTHEAST WINDS OCCURRING IN THE SOUTHERN PANHANDLE THIS
AFTERNOON. HUMIDITIES ARE IN THE UPPER TEENS TO LOW TWENTIES
ACROSS THE AREA...HOWEVER WIDESPREAD SMOKE IS PREVENTING
TEMPERATURES TO INCREASE AS EXPECTED. IF THIS SMOKE CAN MIX OUT
AND ALLOW TEMPERATURES TO INCREASE EVEN A FEW DEGREES OVER THE
NEXT COUPLE HOURS...HUMIDITIES SHOULD DROP TO NEAR CRITICAL
THRESHOLDS. WITH GUSTY WINDS IN PLACE...WILL MAINTAIN THE RED FLAG
WARNING THROUGH THIS EVENING. 

THE FRONT WILL MOVE BACK TO THE NORTH TONIGHT...AND
WILL BRING MUCH WARMER AND DRIER CONDITIONS TO THE NEBRASKA
PANHANDLE AND SOUTHEAST WYOMING PLAINS ON FRIDAY. WINDS ARE
EXPECTED TO TURN TO THE SOUTH BEHIND THE FRONT AND WILL GUST 30 TO
35 MPH IN THE AFTERNOON. THEREFORE EXPECT A RETURN OF CRITICAL
FIRE WEATHER CONDITIONS IN THIS AREA FOR FRIDAY AFTERNOON.
HUMIDITY RECOVERIES FRIDAY NIGHT WILL BE VERY POOR ACROSS THE
NORTHERN NEBRASKA PANHANDLE...WITH GUSTY WINDS PERSISTING
OVERNIGHT IN THIS AREA.

NEZ313-310600-
/O.NEW.KCYS.FW.A.0044.120831T1500Z-120901T0300Z/
/O.CON.KCYS.FW.W.0057.000000T0000Z-120831T0200Z/
SCOTTS BLUFF NATIONAL MONUMENT/WILDCAT HILLS-
329 PM MDT THU AUG 30 2012

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM MDT THIS EVENING
FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 313...
...FIRE WEATHER WATCH IN EFFECT FROM FRIDAY MORNING THROUGH
FRIDAY EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE
WEATHER ZONE 313...

THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A FIRE
WEATHER WATCH FOR WIND AND LOW RELATIVE HUMIDITY...WHICH IS IN
EFFECT FROM FRIDAY MORNING THROUGH FRIDAY EVENING.

* AFFECTED AREA...FIRE WEATHER ZONE 313 SCOTTS BLUFF NATIONAL 
  MONUMENT/WILDCAT HILLS.

* WINDS...EAST TO NORTHEAST 15 TO 20 MPH WITH GUSTS UP TO 30 MPH
  THIS AFTERNOON...ESPECIALLY IN CHEYENNE COUNTY. SOUTH WINDS 15
  TO 25 MPH GUSTING TO 35 MPH FRIDAY AFTERNOON. 

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

* IMPACTS...LOW HUMIDITIES...GUSTY WINDS...AND DRY FUELS WILL 
  PRODUCE CONDITIONS FAVORABLE FOR RAPID FIRE SPREAD AND FIRE 
  GROWTH. 

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.

A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE FORECAST TO OCCUR. LISTEN FOR LATER FORECASTS AND POSSIBLE
RED FLAG WARNINGS.

&&

$$

NEZ311-312-WYZ301-310-310600-
/O.NEW.KCYS.FW.A.0044.120831T1500Z-120901T0300Z/
PINE RIDGE/NEBRASKA NATIONAL FOREST/OGLALA NATIONAL GRASSLANDS-
BOX BUTTE/SOUTH SIOUX-
NIOBRARA/LOWER ELEVATIONS OF CONVERSE/THUNDER BASIN NATIONAL
GRASSLAND-PLATTE/GOSHEN/CENTRAL AND EASTERN LARAMIE-
329 PM MDT THU AUG 30 2012

...FIRE WEATHER WATCH IN EFFECT FROM FRIDAY MORNING THROUGH
FRIDAY EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE
WEATHER ZONES 301...310...311 AND 312...

THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A FIRE
WEATHER WATCH FOR WIND AND LOW RELATIVE HUMIDITY...WHICH IS IN
EFFECT FROM FRIDAY MORNING THROUGH FRIDAY EVENING.

* AFFECTED AREA...FIRE WEATHER ZONE 301 NIOBRARA/LOWER 
  ELEVATIONS OF CONVERSE/THUNDER BASIN NATIONAL GRASSLAND...FIRE 
  WEATHER ZONE 310 PLATTE/GOSHEN/CENTRAL AND EASTERN LARAMIE...
  FIRE WEATHER ZONE 311 PINE RIDGE/NEBRASKA NATIONAL 
  FOREST/OGLALA NATIONAL GRASSLANDS AND FIRE WEATHER ZONE 312 
  BOX BUTTE/SOUTH SIOUX.

* WINDS...SOUTH 15 TO 25 MPH WITH GUSTS UP TO 35 MPH...ESPECIALLY
  ALONG RIDGETOPS.

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

* IMPACTS...LOW HUMIDITIES...GUSTY WINDS...AND VERY DRY FUELS MAY
  PRODUCE CONDITIONS FAVORABLE FOR RAPID FIRE SPREAD AND FIRE
  GROWTH.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE FORECAST TO OCCUR. LISTEN FOR LATER FORECASTS AND POSSIBLE
RED FLAG WARNINGS.

&&

$$

RJM
847 
WWUS85 KCYS 310023
RFWCYS

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
623 PM MDT THU AUG 30 2012

...CRITICAL FIRE WEATHER CONDITIONS EXPECTED TO RETURN TO THE
EASTERN WYOMING PLAINS AND NEBRASKA PANHANDLE TOMORROW...

.THE COLD FRONT WHICH MOVE ACROSS THE AREA LAST NIGHT HAS BECOME
STATIONARY ALONG THE COLORADO AND NEBRASKA BORDER. THIS FRONT
WILL MOVE BACK TO THE NORTH TONIGHT AS A WARM FRONT...ALLOWING
HOT AND DRY CONDITIONS TO RETURN TO THE NEBRASKA PANHANDLE AND
SOUTHEAST WYOMING PLAINS FRIDAY. WINDS ARE EXPECTED TO TURN TO 
THE SOUTH BEHIND THE FRONT AND WILL GUST 30 TO 35 MPH IN THE
AFTERNOON. RELATIVE HUMIDITY VALUES WILL DROP TO 10 TO 15 PERCENT
AND WHEN COMBINED WITH GUSTY WINDS WILL PRODUCE CRITICAL FIRE
WEATHER CONDITIONS. HUMIDITY RECOVERIES FRIDAY NIGHT WILL BE VERY
POOR ACROSS THE NORTHERN NEBRASKA PANHANDLE...WITH GUSTY WINDS
PERSISTING OVERNIGHT IN THIS AREA.

NEZ313-311200-
/O.CAN.KCYS.FW.W.0057.000000T0000Z-120831T0200Z/
/O.CON.KCYS.FW.A.0044.120831T1500Z-120901T0300Z/
SCOTTS BLUFF NATIONAL MONUMENT/WILDCAT HILLS-
623 PM MDT THU AUG 30 2012

...FIRE WEATHER WATCH REMAINS IN EFFECT FROM FRIDAY MORNING
THROUGH FRIDAY EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR
FIRE WEATHER ZONE 313...

...RED FLAG WARNING FOR THIS EVENING IS CANCELLED FOR FIRE
WEATHER ZONE 313...

THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS CANCELLED THE RED
FLAG WARNING.

* AFFECTED AREA...FIRE WEATHER ZONE 313.

* WINDS...SOUTH 15 TO 25 MPH BY FRIDAY AFTERNOON WITH GUSTS UP TO
  35 MPH.

* RELATIVE HUMIDITY...10 TO 15 PERCENT FRIDAY AFTERNOON.

* IMPACTS...LOW HUMIDITIES...GUSTY WINDS...AND DRY FUELS WILL 
  PRODUCE CONDITIONS FAVORABLE FOR RAPID FIRE SPREAD AND FIRE 
  GROWTH. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE FORECAST TO OCCUR. LISTEN FOR LATER FORECASTS AND POSSIBLE
RED FLAG WARNINGS.

&&

$$

NEZ311-312-WYZ301-310-311200-
/O.CON.KCYS.FW.A.0044.120831T1500Z-120901T0300Z/
PINE RIDGE/NEBRASKA NATIONAL FOREST/OGLALA NATIONAL GRASSLANDS-
BOX BUTTE/SOUTH SIOUX-
NIOBRARA/LOWER ELEVATIONS OF CONVERSE/THUNDER BASIN NATIONAL
GRASSLAND-PLATTE/GOSHEN/CENTRAL AND EASTERN LARAMIE-
623 PM MDT THU AUG 30 2012

...FIRE WEATHER WATCH REMAINS IN EFFECT FROM FRIDAY MORNING
THROUGH FRIDAY EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR
FIRE WEATHER ZONES 301...310...311 AND 312...

* AFFECTED AREA...FIRE WEATHER ZONES 301...310...311 AND 312.

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

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

* IMPACTS...LOW HUMIDITIES...GUSTY WINDS...AND VERY DRY FUELS 
  MAY PRODUCE CONDITIONS FAVORABLE FOR RAPID FIRE SPREAD AND 
  FIRE GROWTH. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE FORECAST TO OCCUR. LISTEN FOR LATER FORECASTS AND POSSIBLE
RED FLAG WARNINGS.

&&

$$

LIEBL

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 30, 4:29 PM CDTFire Weather WatchCYS6 hr

Nearby

Red Flag Warnings in Nebraska, 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.