Alert archive / Nebraska / Red Flag Warnings in 2012

Red Flag Warning 58, NWS Cheyenne, WY

August 30, 2012

NWS Cheyenne, WY issued this red flag warning at Aug 30, 2012, 10:18 PM CDT. It took effect at Aug 31, 2012, 10:00 AM CDT. It was in force for 34 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, 10:18 PM CDT (03:18 UTC)
In effect from
Aug 31, 2012, 10:00 AM CDT
Expired
Sep 1, 2012, 8:00 PM CDT
In force
34 hr
Issued by
NWS Cheyenne, WY

The text

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

146 
WWUS85 KCYS 310318
RFWCYS

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

...RED FLAG WARNING IN EFFECT FROM 9 AM MDT FRIDAY MORNING
UNTIL 9 PM MDT FRIDAY EVENING FOR FIRE WEATHER ZONES 301 AND
310-313...

.DISCUSSION...THE COLD FRONT WHICH MOVE ACROSS THE AREA LAST 
NIGHT HAS BECOME STATIONARY ALONG THE COLORADO AND NEBRASKA
BORDER THIS EVENING. THIS FRONT WILL MOVE BACK TO THE NORTH
LATER 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.


NEZ311>313-WYZ301-310-311700-
/O.UPG.KCYS.FW.A.0044.120831T1500Z-120901T0300Z/
/O.NEW.KCYS.FW.W.0058.120831T1500Z-120901T0300Z/
PINE RIDGE/NEBRASKA NATIONAL FOREST/OGLALA NATIONAL GRASSLANDS-
BOX BUTTE/SOUTH SIOUX-
SCOTTS BLUFF NATIONAL MONUMENT/WILDCAT HILLS-
NIOBRARA/LOWER ELEVATIONS OF CONVERSE/THUNDER BASIN NATIONAL
GRASSLAND-PLATTE/GOSHEN/CENTRAL AND EASTERN LARAMIE-
918 PM MDT THU AUG 30 2012

...RED FLAG WARNING IN EFFECT FROM 9 AM TO 9 PM MDT FRIDAY FOR
WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 301...310...
311...312 AND 313...

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 THE FIRE WEATHER WATCH IS NO LONGER
IN EFFECT.

* AFFECTED AREA...FIRE WEATHER ZONES 301...310...311...312 AND 
  313.

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

* RELATIVE HUMIDITY...DECREASING TO 10 TO 15 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 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.

&&

$$

LIEBL
6 follow-up statements
837 
WWUS85 KCYS 310948
RFWCYS

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
348 AM MDT FRI AUG 31 2012

...RED FLAG WARNING IN EFFECT FROM 9 AM MDT FRIDAY MORNING UNTIL
9 PM MDT FRIDAY EVENING FOR FIRE WEATHER ZONES 301 AND 310-313...

.DISCUSSION...A WARM FRONT WILL MOVE BACK NORTH AND ACROSS 
AREAS EAST OF THE LARAMIE RANGE THIS MORNING. BEHIND THE FRONT 
WILL BE VERY WARM...DRY AND WINDY WEATHER...CREATING CRITICAL
FIRE WEATHER CONDITIONS. SOUTHERLY SURFACE WINDS WILL GUST AS
HIGH AS 35 MPH AND FROM MID MORNING THROUGH THE EVENING. ALSO
RELATIVE HUMIDITY VALUES WILL DROP TO 10 TO 15 PERCENT OVER THE
AREA. HUMIDITY RECOVERIES TONIGHT WILL BE POOR ACROSS THE
NORTHERN NEBRASKA PANHANDLE...WITH GUSTY WINDS PERSISTING
OVERNIGHT.

NEZ311>313-WYZ301-310-312200-
/O.CON.KCYS.FW.W.0058.120831T1500Z-120901T0300Z/
PINE RIDGE/NEBRASKA NATIONAL FOREST/OGLALA NATIONAL GRASSLANDS-
BOX BUTTE/SOUTH SIOUX-
SCOTTS BLUFF NATIONAL MONUMENT/WILDCAT HILLS-
NIOBRARA/LOWER ELEVATIONS OF CONVERSE/THUNDER BASIN NATIONAL
GRASSLAND-PLATTE/GOSHEN/CENTRAL AND EASTERN LARAMIE-
348 AM MDT FRI AUG 31 2012

...RED FLAG WARNING REMAINS IN EFFECT FROM 9 AM THIS MORNING TO
9 PM MDT THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE
WEATHER ZONES 301...310...311...312 AND 313...

* 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...FIRE WEATHER ZONE 312 BOX 
  BUTTE/SOUTH SIOUX AND FIRE WEATHER ZONE 313 SCOTTS BLUFF 
  NATIONAL MONUMENT/WILDCAT HILLS.

* 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 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
598 
WWUS85 KCYS 312006
RFWCYS

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
206 PM MDT FRI AUG 31 2012

...CRITICAL FIRE WEATHER CONDITIONS WILL CONTINUE TODAY ACROSS THE
PLAINS OF WYOMING AND THE NEBRASKA PANHANDLE...AND WILL RETURN ON
SATURDAY FOR THE PANHANDLE...

.DISCUSSION...SOUTH TO SOUTHEAST WINDS ARE GUSTING 25 TO 35 MPH
ACROSS THE EASTERN PLAINS EARLY THIS AFTERNOON WITH HUMIDITIES IN
THE LOW TEENS. EXPECT THESE CONDITIONS TO CONTINUE ACROSS THE AREA
THROUGH THIS EVENING BEFORE IMPROVING OVERNIGHT. THE EXCEPTION
WILL BE ALONG THE PINE RIDGE IN THE NORTHERN NEBRASKA PANHANDLE
WHERE GUSTY WINDS OF 20 TO 30 MPH ARE EXPECTED TO CONTINUE
OVERNIGHT...WITH VERY POOR HUMIDITY RECOVERIES ONLY INTO THE 20 TO
30 PERCENT RANGE. WILL MAINTAIN THE WARNING FOR THIS AREA THROUGH
THE OVERNIGHT PERIOD. DRY AND BREEZY CONDITIONS LOOK TO RETURN FOR
SATURDAY IN THE PANHANDLE AHEAD OF A SFC PRESSURE TROUGH
DEVELOPING IN WYOMING. HUMIDITIES ARE EXPECTED TO ONCE AGAIN BE IN
THE LOW TEENS WITH SOUTHERLY WINDS GUSTING AS HIGH AS 30 MPH
ACROSS THE NEBRASKA PANHANDLE.

NEZ311-010600-
/O.EXT.KCYS.FW.W.0058.000000T0000Z-120902T0100Z/
PINE RIDGE/NEBRASKA NATIONAL FOREST/OGLALA NATIONAL GRASSLANDS-
206 PM MDT FRI AUG 31 2012

...RED FLAG WARNING NOW IN EFFECT UNTIL 7 PM MDT SATURDAY FOR
WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 301...310...
311...312 AND 313...

* AFFECTED AREA...FIRE WEATHER ZONE 311 PINE RIDGE/NEBRASKA 
  NATIONAL FOREST/OGLALA NATIONAL GRASSLANDS.

* WINDS...SOUTH 15 TO 25 MPH WITH GUSTS UP TO 35 MPH TODAY AND
  TONIGHT. SOUTHWEST WINDS 15 TO 20 MPH GUSTING UP TO 30 MPH ON
  SATURDAY.

* RELATIVE HUMIDITY...AS LOW AS 8 PERCENT. POOR HUMIDITY
  RECOVERIES OF 20 TO 30 PERCENT ARE EXPECTED TONIGHT. 

* IMPACTS...LOW HUMIDITIES...GUSTY WINDS...AND VERY 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.

&&

$$

NEZ312-313-010600-
/O.NEW.KCYS.FW.A.0045.120901T1700Z-120902T0100Z/
/O.CON.KCYS.FW.W.0058.000000T0000Z-120901T0300Z/
BOX BUTTE/SOUTH SIOUX-
SCOTTS BLUFF NATIONAL MONUMENT/WILDCAT HILLS-
206 PM MDT FRI AUG 31 2012

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING
FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 301...
310...311...312 AND 313...

...FIRE WEATHER WATCH IN EFFECT FROM SATURDAY MORNING THROUGH
SATURDAY EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE
WEATHER ZONES 312 AND 313...

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

* AFFECTED AREA...FIRE WEATHER ZONE 312 BOX BUTTE/SOUTH SIOUX 
  AND FIRE WEATHER ZONE 313 SCOTTS BLUFF NATIONAL 
  MONUMENT/WILDCAT HILLS.

* WINDS...SOUTH 15 TO 25 MPH WITH GUSTS UP TO 35 MPH THROUGH THIS
  EVENING. SOUTHWEST WINDS 15 TO 20 MPH GUSTING UP TO 30 MPH ON
  SATURDAY.

* RELATIVE HUMIDITY...AS LOW AS 9 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 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.

&&

$$

WYZ301-310-010300-
/O.CON.KCYS.FW.W.0058.000000T0000Z-120901T0300Z/
NIOBRARA/LOWER ELEVATIONS OF CONVERSE/THUNDER BASIN NATIONAL
GRASSLAND-PLATTE/GOSHEN/CENTRAL AND EASTERN LARAMIE-
206 PM MDT FRI AUG 31 2012

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING
FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 301...
310...311...312 AND 313...

* AFFECTED AREA...FIRE WEATHER ZONE 301 NIOBRARA/LOWER 
  ELEVATIONS OF CONVERSE/THUNDER BASIN NATIONAL GRASSLAND AND 
  FIRE WEATHER ZONE 310 PLATTE/GOSHEN/CENTRAL AND EASTERN 
  LARAMIE.

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

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

* IMPACTS...LOW HUMIDITIES...GUSTY WINDS...AND VERY 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.

&&

$$
972 
WWUS85 KCYS 010258
RFWCYS

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
858 PM MDT FRI AUG 31 2012

...CRITICAL FIRE WEATHER CONDITIONS TO CONTINUE ACROSS THE
NEBRASKA PANHANDLE THROUGH SATURDAY AFTERNOON...

.DISCUSSION...DRY AND BREEZY CONDITIONS WILL RETURN FOR SATURDAY
IN THE PANHANDLE AHEAD OF A SFC TROUGH DEVELOPING IN WYOMING.
HUMIDITIES ARE EXPECTED TO ONCE AGAIN BE IN THE 10 TO 15 PERCENT
RANGE WITH SOUTHERLY WINDS GUSTING AS HIGH AS 30 MPH ACROSS THE
NEBRASKA PANHANDLE. PORTIONS OF SOUTHEAST WYOMING WILL ALSO BARE
WATCHING SATURDAY AFTERNOON. WIND GUSTS MAY APPROACH 25 MPH WITH
HUMIDITIES DIPPING TOWARD 15 PERCENT EAST OF THE LARAMIE RANGE.

NEZ312-313-011700-
/O.EXP.KCYS.FW.W.0058.000000T0000Z-120901T0300Z/
/O.CON.KCYS.FW.A.0045.120901T1700Z-120902T0100Z/
BOX BUTTE/SOUTH SIOUX-
SCOTTS BLUFF NATIONAL MONUMENT/WILDCAT HILLS-
858 PM MDT FRI AUG 31 2012

...FIRE WEATHER WATCH REMAINS IN EFFECT FROM SATURDAY MORNING
THROUGH SATURDAY EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR
FIRE WEATHER ZONES 312 AND 313...

...RED FLAG WARNING WILL EXPIRE AT 9 PM MDT THIS EVENING FOR WIND
AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 312 AND 313...

* AFFECTED AREA...FIRE WEATHER ZONES 312 AND 313.

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

* RELATIVE HUMIDITY...10 TO 15 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.

&&

$$

WYZ301-310-010400-
/O.EXP.KCYS.FW.W.0058.000000T0000Z-120901T0300Z/
NIOBRARA/LOWER ELEVATIONS OF CONVERSE/THUNDER BASIN NATIONAL
GRASSLAND-PLATTE/GOSHEN/CENTRAL AND EASTERN LARAMIE-
858 PM MDT FRI AUG 31 2012

...RED FLAG WARNING WILL EXPIRE AT 9 PM MDT THIS EVENING FOR WIND
AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 301 AND 310...

WINDS HAVE DECREASED AND HUMIDITIES HAVE RECOVERED SUCH THAT
CRITICAL FIRE WEATHER CONDITIONS AREA NO LONGER OCCURRING.


$$

NEZ311-011700-
/O.CON.KCYS.FW.W.0058.000000T0000Z-120902T0100Z/
PINE RIDGE/NEBRASKA NATIONAL FOREST/OGLALA NATIONAL GRASSLANDS-
858 PM MDT FRI AUG 31 2012

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 7 PM MDT SATURDAY FOR
WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 311...

* AFFECTED AREA...FIRE WEATHER ZONE 311.

* WINDS...SOUTH 10 TO 15 MPH WITH GUSTS UP TO 25 MPH ALONG RIDGE
  TOPS TONIGHT THEN WINDS INCREASING TO 15 TO 20 MPH WITH GUSTS TO
  AROUND 30 MPH BY SATURDAY AFTERNOON.

* RELATIVE HUMIDITY...RECOVERING TO AROUND 40 PERCENT LATE
  TONIGHT...THEN DROPPING TO AROUND 10 PERCENT SATURDAY AFTERNOON.

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

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.

&&

$$

LIEBL
961 
WWUS85 KCYS 010833
RFWCYS

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
233 AM MDT SAT SEP 1 2012

...CRITICAL FIRE WEATHER CONDITIONS TO DEVELOP ONCE AGAIN OVER THE
WESTERN NEBRASKA PANHANDLE AND PORTIONS OF EASTERN WYOMING THIS
AFTERNOON...

.DRY AND BREEZY CONDITIONS WILL RETURN FOR THIS AFTERNOON AHEAD
OF A SURFACE TROUGH DEVELOPING IN EASTERN WYOMING. MINIMUM
RELATIVE HUMIDITIES ARE EXPECTED TO ONCE AGAIN BE IN THE 10 TO 15
PERCENT RANGE OVER THE WESTERN NEBRASKA PANHANDLE WITH SOUTHERLY
WINDS GUSTING AS HIGH AS 30 MPH. PORTIONS OF CONVERSE AND NIOBRARA
COUNTIES IN SOUTHEAST WYOMING WILL SEE WIND GUSTS AROUND 25 MPH
WITH RELATIVE HUMIDITY VALUES AROUND 15 PERCENT. COOLER
TEMPERATURES AND DECREASING WINDS WILL END THE CRITICAL FIRE
WEATHER THREAT IN THE LATE EVENING HOURS.

NEZ312-313-011645-
/O.UPG.KCYS.FW.A.0045.120901T1700Z-120902T0100Z/
/O.EXB.KCYS.FW.W.0058.120901T1700Z-120902T0100Z/
BOX BUTTE/SOUTH SIOUX-
SCOTTS BLUFF NATIONAL MONUMENT/WILDCAT HILLS-
233 AM MDT SAT SEP 1 2012

...RED FLAG WARNING IN EFFECT FROM 11 AM THIS MORNING TO 7 PM MDT
THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER
ZONES 312 AND 313...

THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A RED FLAG
WARNING FOR WIND AND LOW RELATIVE HUMIDITY...WHICH IS IN EFFECT
FROM 11 AM THIS MORNING TO 7 PM MDT THIS EVENING. THE FIRE
WEATHER WATCH IS NO LONGER IN EFFECT.

* AFFECTED AREA...FIRE WEATHER ZONE 312 BOX BUTTE/SOUTH SIOUX 
  AND FIRE WEATHER ZONE 313 SCOTTS BLUFF NATIONAL 
  MONUMENT/WILDCAT HILLS.

* WINDS...SOUTH 15 TO 20 MPH WITH GUSTS UP TO 30 MPH.

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

* IMPACTS...LOW HUMIDITIES...GUSTY WINDS...AND VERY 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.

&&

$$

WYZ301-011645-
/O.EXB.KCYS.FW.W.0058.120901T1700Z-120902T0100Z/
NIOBRARA/LOWER ELEVATIONS OF CONVERSE/THUNDER BASIN NATIONAL
GRASSLAND-
233 AM MDT SAT SEP 1 2012

...RED FLAG WARNING IN EFFECT FROM 11 AM THIS MORNING TO 7 PM MDT
THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER
ZONE 301...

THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A RED FLAG
WARNING FOR WIND AND LOW RELATIVE HUMIDITY...WHICH IS IN EFFECT
FROM 11 AM THIS MORNING TO 7 PM MDT THIS EVENING.

* AFFECTED AREA...FIRE WEATHER ZONE 301 NIOBRARA/LOWER 
  ELEVATIONS OF CONVERSE/THUNDER BASIN NATIONAL GRASSLAND.

* WINDS...SOUTHWEST 10 TO 15 MPH WITH GUSTS UP TO 25 MPH.

* RELATIVE HUMIDITY...AS LOW AS 15 PERCENT.

* IMPACTS...LOW HUMIDITIES...GUSTY WINDS...AND VERY 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.

&&

$$

NEZ311-011645-
/O.CON.KCYS.FW.W.0058.000000T0000Z-120902T0100Z/
PINE RIDGE/NEBRASKA NATIONAL FOREST/OGLALA NATIONAL GRASSLANDS-
233 AM MDT SAT SEP 1 2012

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 7 PM MDT THIS EVENING
FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 311...

* AFFECTED AREA...FIRE WEATHER ZONE 311 PINE RIDGE/NEBRASKA 
  NATIONAL FOREST/OGLALA NATIONAL GRASSLANDS.

* WINDS...SOUTH 15 TO 20 MPH WITH GUSTS UP TO 35 MPH.

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

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

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.

&&

$$

FINCH
059 
WWUS85 KCYS 011735
RFWCYS

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
1135 AM MDT SAT SEP 1 2012

...CRITICAL FIRE WEATHER CONDITIONS EXPECTED OVER THE WESTERN
NEBRASKA PANHANDLE AND PORTIONS OF EAST CENTRAL AND SOUTHEAST
WYOMING THIS AFTERNOON...

.DRY AND BREEZY CONDITIONS WILL OCCUR THIS AFTERNOON AHEAD OF A
SURFACE TROUGH DEVELOPING IN EASTERN WYOMING. MINIMUM RELATIVE
HUMIDITIES ARE EXPECTED TO ONCE AGAIN BE IN THE 10 TO 15 PERCENT
RANGE OVER THE WESTERN NEBRASKA PANHANDLE WITH SOUTHERLY WINDS
GUSTING AS HIGH AS 30 MPH. PORTIONS OF EAST CENTRAL AND SOUTHEAST
WYOMING WILL SEE WIND GUSTS AROUND 30 MPH WITH RELATIVE HUMIDITY
VALUES NEAR 15 PERCENT. COOLER TEMPERATURES AND DECREASING WINDS
WILL END THE CRITICAL FIRE WEATHER THREAT THIS EVENING.

NEZ312-313-WYZ301-020100-
/O.CON.KCYS.FW.W.0058.000000T0000Z-120902T0100Z/
BOX BUTTE/SOUTH SIOUX-
SCOTTS BLUFF NATIONAL MONUMENT/WILDCAT HILLS-
NIOBRARA/LOWER ELEVATIONS OF CONVERSE/THUNDER BASIN NATIONAL
GRASSLAND-
1135 AM MDT SAT SEP 1 2012

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 7 PM MDT THIS EVENING
FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 301...
312 AND 313...

* AFFECTED AREA...FIRE WEATHER ZONE 301 NIOBRARA/LOWER 
  ELEVATIONS OF CONVERSE/THUNDER BASIN NATIONAL GRASSLAND...FIRE 
  WEATHER ZONE 312 BOX BUTTE/SOUTH SIOUX AND FIRE WEATHER ZONE 
  313 SCOTTS BLUFF NATIONAL MONUMENT/WILDCAT HILLS.

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

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

* IMPACTS...LOW HUMIDITIES...GUSTY WINDS...AND VERY 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.

&&

$$

NEZ311-020100-
/O.CON.KCYS.FW.W.0058.000000T0000Z-120902T0100Z/
PINE RIDGE/NEBRASKA NATIONAL FOREST/OGLALA NATIONAL GRASSLANDS-
1135 AM MDT SAT SEP 1 2012

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 7 PM MDT THIS EVENING
FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 311...

* AFFECTED AREA...FIRE WEATHER ZONE 311 PINE RIDGE/NEBRASKA 
  NATIONAL FOREST/OGLALA NATIONAL GRASSLANDS.

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

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

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

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.

&&

$$

JAMSKI
739 
WWUS85 KCYS 020054
RFWCYS

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
654 PM MDT SAT SEP 1 2012


NEZ312-313-WYZ301-020200-
/O.EXP.KCYS.FW.W.0058.000000T0000Z-120902T0100Z/
BOX BUTTE/SOUTH SIOUX-
SCOTTS BLUFF NATIONAL MONUMENT/WILDCAT HILLS-
NIOBRARA/LOWER ELEVATIONS OF CONVERSE/THUNDER BASIN NATIONAL
GRASSLAND-
654 PM MDT SAT SEP 1 2012

...RED FLAG WARNING WILL EXPIRE AT 7 PM MDT THIS EVENING FOR 
FIRE WEATHER ZONES 301...312 AND 313...

RELATIVE HUMIDITIES HAVE INCREASE BETWEEN 20 TO 30 PERCENT ACROSS
THE AREA...ALTHOUGH WINDS WILL REMAIN GUSTY OUT OF THE SOUTH OR
SOUTHWEST FOR THE NEXT HOUR OR TWO. THEREFORE...ALLOWED THE RED
FLAG WARNING TO EXPIRE THIS EVENING.

$$

NEZ311-020200-
/O.EXP.KCYS.FW.W.0058.000000T0000Z-120902T0100Z/
PINE RIDGE/NEBRASKA NATIONAL FOREST/OGLALA NATIONAL GRASSLANDS-
654 PM MDT SAT SEP 1 2012

...RED FLAG WARNING WILL EXPIRE AT 7 PM MDT THIS EVENING FOR 
FIRE WEATHER ZONE 311...

RELATIVE HUMIDITIES HAVE INCREASE BETWEEN 20 TO 30 PERCENT ACROSS
THE AREA...ALTHOUGH WINDS WILL REMAIN GUSTY OUT OF THE SOUTH OR
SOUTHWEST FOR THE NEXT HOUR OR TWO. THEREFORE...ALLOWED THE RED
FLAG WARNING TO EXPIRE THIS EVENING.

$$

TT

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 Cheyenne, WY wrote its last area forecast discussion before this red flag warning went out at Aug 30, 9:32 PM CDT, 46 minutes earlier.

Area forecast discussion, Aug 30, 9:32 PM CDT, 46 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE CHEYENNE WY
832 PM MDT THU AUG 30 2012

.UPDATE...
REMOVED THUNDERSTORMS AROUND THE CHEYENNE AREA AND ADDED AREAS OF
SMOKE. SMOKE FROM THE WILD FIRES IN THE NORTHERN NEBRASKA
PANHANDLE HAS REACHED AS FAR EAST AS THE LARAMIE RANGE DUE TO
EAST TO NORTHEAST LOW LEVEL FLOW. WINDS WILL BEGIN TO SWITCH TO
THE SOUTH TO SOUTHWEST AFTER MIDNIGHT AS A WARM FRONT SHIFTS
NORTH. THIS WILL PUSH THE PLUME OF SMOKE NORTHWARD ALLOWING MUCH
OF THE AREA TO CLEAR OUT TONIGHT INTO FRIDAY. ADDED ISOLATED
THUNDERSTORMS TO THE NORTHERN NEBRASKA PANHANDLE THIS EVENING AS
RADAR INDICATING A LINE RUNNING FROM AROUND TORRINGTON...EAST OVER
SOUTHERN SIOUX COUNTY AND BOX BUTTE COUNTY. A FEW LIGHTNING STRIKES
HAVE BEEN INDICATED BY THE LIGHTNING DETECTION NETWORK WITHIN THIS
BAND. THIS BAND OF CONVECTION WILL MOVE NORTH OF THE AREA BY LATE
THIS EVENING.

&&

.PREV DISCUSSION... /ISSUED 632 PM MDT THU AUG 30 2012/

UPDATE...
CANCELLED THE RED FLAG WARNING FOR THE SOUTHERN NEBRASKA PANHANDLE
WHICH WAS IN EFFECT UNTIL 8 PM THIS EVENING. THE FIRE WEATHER
WATCH REMAINS IN EFFECT FOR TOMORROW OVER THE HIGH PLAINS OF
SOUTHEAST WYOMING AND THE NEBRASKA PANHANDLE. MAY NEED TO UPGRADE
THE WATCH TO THE WARNING THIS EVENING SHOULD THE 00Z MODEL RUNS
STILL SUGGEST RED FLAG CONDITIONS.

SHOWERS AND THUNDERSTORMS ARE STARTING TO DECREASE IN INTENSITY
THIS EVENING. THIS TREND SHOULD CONTINUE THE NEXT FEW HOURS AS THE
ATMOSPHERE STABILIZES.

PREV DISCUSSION... /ISSUED 546 PM MDT THU AUG 30 2012/

AVIATION...00Z TAF ISSUANCE. PRIMARY CONCERNS THIS EVENING WILL
BE SMOKE REDUCING VIS BELOW 3 MILES ACROSS WESTERN NEBRASKA AND
FAR EASTERN WYOMING...AND ISOLATED THUNDER WITH GUSTY WINDS WEST
OF THE LARAMIE RANGE MAIN NEAR KLAR AND KRWL. THUNDER SHOWER
ACTIVITY WILL DISSIPATE IN THE NEXT HOUR OR TWO...BUT THE SMOKE
AND REDUCED VISIBILITIES WILL LINGER THROUGH MOST OF THE NIGHT AT
KBFF...KCDR...KSNY. SMOKE WILL GRADUALLY PUSH NORTH LATER TONIGHT
AND INTO FRIDAY MORNING AS SURFACE WINDS SHIFT INTO THE SOUTH.

PREV DISCUSSION... /ISSUED 431 PM MDT THU AUG 30 2012/

SHORT TERM...TODAY THROUGH SATURDAY NIGHT...THE COLD FRONT
PUSHED SOUTH A LITTLE FURTHER SOUTH ACROSS THE FORECAST AREA LAST
NIGHT...AND IS CURRENTLY STALLED IN NORTHEAST COLORADO. BREEZY
NORTH TO NORTHEAST WINDS BEHIND THE FRONT BROUGHT AREAS OF SMOKE
FROM THE WILDLAND FIRES IN THE NORTHERN NEBRASKA PANHANDLE TO MUCH
OF THE PANHANDLE AND PORTIONS OF SOUTHEAST WYOMING. THIS RESULTED
IN MUCH COOLER TEMPERATURES ACROSS THE REGION THAN EXPECTED TODAY.
NOT QUITE MEETING RED FLAG CONDITIONS IN THE SOUTHERN PANHANDLE
YET THIS AFTERNOON...BUT IF ANY MIXING OF THE SMOKE OCCURS...DO
EXPECT HUMIDITIES TO DROP AND WINDS TO GUST HIGHER WHICH SHOULD
PUSH THEM BELOW CRITICAL THRESHOLDS. FURTHER WEST...SCATTERED
SHOWERS AND THUNDERSTORMS WILL CONTINUE TO MOVE NORTHEAST ACROSS
THE MOUNTAINS AND NEARBY LOCATIONS THROUGH THIS EVENING AS
MONSOONAL MOISTURE COMBINES WITH A SHORTWAVE MOVING UP FROM THE
SOUTHWEST.

A STRONGER UPPER LEVEL WAVE MOVING INTO THE NORTHERN ROCKIES
TOMORROW WILL STRENGTHEN THE LEESIDE PRESSURE TROUGH IN
MONTANA BEGINNING EARLY TOMORROW. THE COLD FRONT CURRENTLY
STALLED IN NORTHEAST COLORADO WILL THUS BEGIN TO SHIFT NORTH AS A
WARM FRONT LATE TONIGHT AS THE LEESIDE LOW BEGINS TO STRENGTHEN IN
MONTANA. WINDS ACROSS THE FORECAST AREA WILL SHIFT TO THE SOUTH
BEHIND THE FRONT...AND WILL SEE A RETURN OF THE HOT AND VERY DRY
CONDITIONS AS A RESULT. MODERATE SOUTH WINDS WILL OCCUR AS WELL AS
THE PRESSURE GRADIENT CONTINUES TO DEEPEN THROUGH THE DAY. THUS
WENT AHEAD WITH A FIRE WEATHER WATCH TO ACCOUNT FOR THE EXPECTED
RETURN OF CRITICAL FIRE WEATHER CONDITIONS IN THE LATE MORNING
THROUGH EARLY EVENING HOURS. SOUTH WINDS SHOULD REMAIN ELEVATED
FRIDAY NIGHT IN THE NORTHERN PANHANDLE AS THE LOW LEVEL JET
STRENGTHENS IN THIS AREA...WITH HUMIDITY RECOVERIES EXPECTED TO BE
VERY POOR THROUGH THE EARLY MORNING HOURS AS A RESULT. THE MONSOONAL
PLUME WILL REMAIN OVER THE MOUNTAINS OF SOUTHEAST WYOMING
TOMORROW...SO EXPECT A REPEAT OF SCATTERED SHOWERS AND
THUNDERSTORMS IN THIS AREA THROUGH THE AFTERNOON.

SATURDAY WILL BE SIMILAR TO FRIDAY...HOWEVER LLVL MOISTURE
ADVECTION ACROSS THE EASTERN PLAINS SHOULD KEEP CRITICAL FIRE
WEATHER CONDITIONS AT BAY. WILL HAVE TO KEEP AN EYE OUT FOR THE
POTENTIAL THAT THE HIGHER MOISTURE REMAINS TO THE EAST
THO...ALLOWING HUMIDITIES TO DROP MORE THAN CURRENTLY ANTICIPATED.
YET ANOTHER ROUND OF OROGRAPHIC CONVECTION IS EXPECTED FOR
SATURDAY...WITH A FEW LIKELY MOVING OFF INTO THE PLAINS AS THE
UPPER LEVEL JET STREAM APPROACHES FROM THE SOUTHWEST.

LONG TERM...SUNDAY THROUGH THURSDAY...
MEDIUM RANGE GUIDANCE CONTINUES TO SHOW DIFFERENCES ON THE AVAILABLE
MOISTURE AND RESULTANT AFTERNOON SHOWER AND THUNDERSTORMS CHANCES
FOR NEXT WEEK...WITH THE 30/12Z ECMWF STILL SUBSTANTIALLY DRIER
COMPARED TO THE 30/12Z GFS. SOUTHWEST FLOW ON SUNDAY WILL BECOME
ZONAL ON MONDAY AND TUESDAY AND FINALLY NORTHWESTERLY FOR
WEDNESDAY/THURSDAY. A SERIES OF WEAK DISTURBANCES EMBEDDED WITHIN
THIS FLOW WILL SUPPORT AT LEAST A SLIGHT CHANCE FOR AFTERNOON AND
EARLY EVENING THUNDERSTORM MAINLY CONFINED OVER THE HIER TERRAIN.
THIS WILL ESPECIALLY BE TRUE ON SUNDAY WHEN A WEAK SFC FRONT DROPS
THROUGH THE CWFA. H7 TEMPERATURES PROGS WILL COOL FROM AROUND 15C ON
SUNDAY TO NEAR 9C ON THURSDAY. AS A RESULT...AFTERNOON HIGH
TEMPERATURES WILL FALL FROM THE 80S TO LOW 90S ON SUNDAY DOWN INTO
THE 70S AND LOW 80S BY THURSDAY.

FIRE WEATHER...MARGINAL RED FLAG CONDITIONS WILL CONTINUE TO THE
AFFECT PORTIONS OF THE SOUTHERN NEBRASKA PANHANDLE THIS EVENING.
MORE WIDESPREAD CRITICAL CONDITIONS ARE ANTICIPATED FOR TOMORROW
ACROSS THE PLAINS OF SOUTHEAST WYOMING AND THE NEBRASKA PANHANDLE
WHERE A FIRE WEATHER WATCH HAS BEEN ISSUED. SCATTERED SHOWERS AND
THUNDERSTORMS WILL OCCUR IN THE HIGH COUNTRY OF SOUTHEAST WYOMING
THROUGH THIS EVENING...AND AGAIN TOMORROW AFTERNOON.

&&

.CYS WATCHES/WARNINGS/ADVISORIES...
WY...FIRE WEATHER WATCH FROM 9 AM FRIDAY TO 9 PM FRIDAY FOR WYZ101-
     WYZ102-WYZ107-WYZ108-WYZ118-WYZ119.
NE...FIRE WEATHER WATCH FROM 9 AM FRIDAY TO 9 PM FRIDAY FOR NEZ002-
     NEZ003-NEZ019-NEZ020-NEZ021-NEZ054-NEZ055-NEZ095-NEZ096.

&&

UPDATE...LIEBL
Hazardous weather outlook, Aug 30, 5:44 PM CDT, 4 hours 34 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE CHEYENNE WY
444 PM MDT THU AUG 30 2012

NEZ002-003-095-096-WYZ101>119-312245-
DAWES-BOX BUTTE-NORTH SIOUX-SOUTH SIOUX-
CONVERSE COUNTY LOWER ELEVATIONS-NIOBRARA COUNTY-
NORTH LARAMIE RANGE-FERRIS/SEMINOE/SHIRLEY MOUNTAINS-
SHIRLEY BASIN-CENTRAL LARAMIE RANGE AND SOUTHWEST PLATTE COUNTY-
EAST PLATTE COUNTY-GOSHEN COUNTY-CENTRAL CARBON COUNTY-
NORTH SNOWY RANGE FOOTHILLS-SOUTHWEST CARBON COUNTY-
SIERRA MADRE RANGE-UPPER NORTH PLATTE RIVER BASIN-SNOWY RANGE-
LARAMIE VALLEY-SOUTH LARAMIE RANGE-SOUTH LARAMIE RANGE FOOTHILLS-
CENTRAL LARAMIE COUNTY-EAST LARAMIE COUNTY-
444 PM MDT THU AUG 30 2012

THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE WESTERN NEBRASKA
PANHANDLE...EAST CENTRAL WYOMING...SOUTH CENTRAL WYOMING AND
SOUTHEAST WYOMING.

.DAY ONE...TONIGHT

ISOLATED THUNDERSTORMS WILL CONTINUE ACROSS MUCH OF SOUTHEAST
WYOMING THROUGH LATE THIS EVENING. SOME OF THE STORMS WILL
PRODUCE BRIEF WIND GUSTS AS HIGH AS 50 MPH...IN ADDITION TO BRIEF
MODERATE RAINFALL. AREAS OF SMOKE COMING FROM THE WILDLAND FIRES
IN THE NORTHERN NEBRASKA PANHANDLE WILL OCCUR ACROSS THE NEBRASKA
PANHANDLE AND PORTIONS OF THE WYOMING PLAINS...MAINLY AFFECTING
GOSHEN AND PLATTE COUNTIES OVERNIGHT.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY

ISOLATED THUNDERSTORMS ARE AGAIN A POSSIBILITY ACROSS THE
MOUNTAINS OF SOUTHEAST WYOMING ON FRIDAY AND SATURDAY. CRITICAL
FIRE WEATHER CONDITIONS ARE EXPECTED ACROSS THE EASTERN PLAINS ON
FRIDAY AFTERNOON...WITH HUMIDITIES DROPPING INTO THE LOW TEENS AND
SOUTH WINDS GUSTING UP TO 35 MPH.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NEEDED TODAY AND TONIGHT.

&&

THIS PRODUCT...ALONG WITH OTHER WEATHER...HYDROLOGIC...AND
CLIMATE INFORMATION IS AVAILABLE ON THE WEB AT...
HTTP://WEATHER.GOV/CHEYENNE

NEZ019>021-054-055-312245-
SCOTTS BLUFF-BANNER-MORRILL-KIMBALL-CHEYENNE-
444 PM MDT THU AUG 30 2012

THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE WESTERN NEBRASKA
PANHANDLE.

.DAY ONE...TONIGHT

MARGINAL CRITICAL FIRE WEATHER CONDITIONS WILL CONTINUE ACROSS
THE SOUTHERN PANHANDLE THIS AFTERNOON AND EVENING...ESPECIALLY IN
CHEYENNE COUNTY. A RED FLAG WARNING IS IN EFFECT FOR THIS AREA
THROUGH 8 PM THIS EVENING. AREAS OF SMOKE COMING FROM THE WILDLAND
FIRES IN THE NORTHERN NEBRASKA PANHANDLE WILL OCCUR OVERNIGHT.
VISIBILITIES COULD BE REDUCED TO ONE HALF MILE AT TIMES.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY

MODERATE AND GUSTY SOUTH WINDS WILL COMBINE WITH A RETURN OF HOT
AND DRY CONDITIONS ACROSS THE AREA ON FRIDAY FOR ANOTHER ROUND OF
CRITICAL FIRE WEATHER CONDITIONS. HUMIDITIES ARE LOOKING TO DROP
INTO THE LOW TEENS WITH SOUTH WINDS GUSTING UP TO 35 MPH.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NEEDED TODAY AND TONIGHT.

&&

THIS PRODUCT...ALONG WITH OTHER WEATHER...HYDROLOGIC...AND
CLIMATE INFORMATION IS AVAILABLE ON THE WEB AT...
HTTP://WEATHER.GOV/CHEYENNE

In the hours before

Special weather statement, Aug 30, 5:21 PM CDT, 4 hours 57 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CHEYENNE WY
421 PM MDT THU AUG 30 2012

NEZ002-003-019>021-054-055-096-WYZ108-310000-
DAWES-BOX BUTTE-SCOTTS BLUFF-BANNER-MORRILL-KIMBALL-CHEYENNE-
SOUTH SIOUX-GOSHEN COUNTY-
INCLUDING THE CITIES OF...CHADRON...ALLIANCE...SCOTTSBLUFF...
GERING...HARRISBURG...BRIDGEPORT...BAYARD...KIMBALL...SIDNEY...
AGATE...TORRINGTON
421 PM MDT THU AUG 30 2012

...AREAS OF SMOKE FROM WILDFIRES TO AFFECT GOSHEN COUNTY IN
WYOMING AND MOST OF THE NEBRASKA PANHANDLE THIS AFTERNOON...

AREAS OF SMOKE WILL CONTINUE ACROSS MUCH OF THE NEBRASKA PANHANDLE
AND ALSO INTO PORTIONS OF SOUTHEAST WYOMING THROUGH THIS AFTERNOON.
THIS SMOKE IS FROM THE DOUTHIT AND WEST ASH WILDLAND FIRES IN
NORTHERN SIOUX AND CENTRAL DAWES COUNTIES IN NEBRASKA. THE SMOKE
MAY BE DENSE AT TIMES...ESPECIALLY IN VALLEY LOCATIONS SUCH AS THE
NORTH PLATTE RIVER VALLEY. VISIBILITIES MAY BE REDUCED TO ONE HALF
MILE OR LESS AT TIMES. USE EXTREME CAUTION IF TRAVELING THROUGH
THESE AREAS OF SMOKE. PERSONS WITH BREATHING PROBLEMS SUCH AS
ASTHMA ARE URGED TO REMAIN INDOORS.

LIEBL
Special weather statement, Aug 30, 7:41 PM CDT, 2 hours 37 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CHEYENNE WY
641 PM MDT THU AUG 30 2012

NEZ002-003-019-020-095-096-WYZ108-310230-
DAWES-BOX BUTTE-SCOTTS BLUFF-BANNER-NORTH SIOUX-SOUTH SIOUX-
GOSHEN COUNTY-
INCLUDING THE CITIES OF...CHADRON...ALLIANCE...SCOTTSBLUFF...
GERING...HARRISBURG...HARRISON...AGATE...TORRINGTON
641 PM MDT THU AUG 30 2012

...AREAS OF SMOKE FROM WILDFIRES TO AFFECT GOSHEN COUNTY IN
WYOMING AND MUCH OF THE NEBRASKA PANHANDLE EARLY THIS EVENING...

AREAS OF SMOKE WILL CONTINUE ACROSS PORTIONS OF THE NEBRASKA
PANHANDLE AND PORTIONS OF SOUTHEAST WYOMING THIS EVENING. THIS
SMOKE IS MAINLY FROM WILD FIRES IN NORTHERN SIOUX AND CENTRAL
DAWES COUNTIES IN NEBRASKA. PERSONS WITH BREATHING PROBLEMS SUCH
AS ASTHMA ARE URGED TO REMAIN INDOORS UNTIL SMOKY CONDITIONS
IMPROVE.

LIEBL
Special weather statement, Aug 30, 8:52 PM CDT, 1 hour 26 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CHEYENNE WY
752 PM MDT THU AUG 30 2012

NEZ002-003-019-020-095-096-WYZ108-310400-
DAWES-BOX BUTTE-SCOTTS BLUFF-BANNER-NORTH SIOUX-SOUTH SIOUX-
GOSHEN COUNTY-
INCLUDING THE CITIES OF...CHADRON...ALLIANCE...SCOTTSBLUFF...
GERING...HARRISBURG...HARRISON...AGATE...TORRINGTON
752 PM MDT THU AUG 30 2012

...AREAS OF SMOKE TO AFFECT GOSHEN...PLATTE...AND LARAMIE
COUNTIES IN WYOMING...INCLUDING THE CITY OF CHEYENNE...AND MOST OF
THE NEBRASKA PANHANDLE THIS EVENING...

AREAS OF SMOKE WILL CONTINUE ACROSS MUCH OF THE NEBRASKA PANHANDLE
AND PORTIONS OF SOUTHEAST WYOMING THROUGH THIS EVENING. THIS
SMOKE IS FROM WILDLAND FIRES IN NORTHERN SIOUX...AND CENTRAL DAWES
COUNTIES IN THE NEBRASKA PANHANDLE. THE SMOKE MAY BE DENSE AT
TIMES...ESPECIALLY IN VALLEY LOCATIONS SUCH AS THE NORTH PLATTE
RIVER VALLEY. VISIBILITIES MAY BE REDUCED TO ONE MILE OR LESS AT
TIMES. PERSONS WITH BREATHING PROBLEMS SUCH AS ASTHMA ARE URGED
TO REMAIN INDOORS UNTIL SMOKY CONDITIONS IMPROVE.

LIEBL
Special weather statement, Aug 30, 8:54 PM CDT, 1 hour 24 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CHEYENNE WY
754 PM MDT THU AUG 30 2012

NEZ002-003-019-020-054-095-096-WYZ102-107-108-118-119-310400-
DAWES-BOX BUTTE-SCOTTS BLUFF-BANNER-KIMBALL-NORTH SIOUX-
SOUTH SIOUX-NIOBRARA COUNTY-EAST PLATTE COUNTY-GOSHEN COUNTY-
CENTRAL LARAMIE COUNTY-EAST LARAMIE COUNTY-
INCLUDING THE CITIES OF...CHADRON...ALLIANCE...SCOTTSBLUFF...
GERING...HARRISBURG...KIMBALL...HARRISON...AGATE...LUSK...
GLENDO...WHEATLAND...CHUGWATER...GUERNSEY...TORRINGTON...
CHEYENNE...BURNS...CARPENTER...ALBIN...PINE BLUFFS
754 PM MDT THU AUG 30 2012

...AREAS OF SMOKE TO AFFECT GOSHEN...PLATTE...AND LARAMIE
COUNTIES IN WYOMING...INCLUDING THE CITY OF CHEYENNE...AND MOST OF
THE NEBRASKA PANHANDLE THIS EVENING...

AREAS OF SMOKE WILL CONTINUE ACROSS MUCH OF THE NEBRASKA PANHANDLE
AND PORTIONS OF SOUTHEAST WYOMING THROUGH THIS EVENING. THIS
SMOKE IS FROM WILDLAND FIRES IN NORTHERN SIOUX...AND CENTRAL DAWES
COUNTIES IN THE NEBRASKA PANHANDLE. THE SMOKE MAY BE DENSE AT
TIMES...ESPECIALLY IN VALLEY LOCATIONS SUCH AS THE NORTH PLATTE
RIVER VALLEY. VISIBILITIES MAY BE REDUCED TO ONE MILE OR LESS AT
TIMES. PERSONS WITH BREATHING PROBLEMS SUCH AS ASTHMA ARE URGED
TO REMAIN INDOORS UNTIL SMOKY CONDITIONS IMPROVE.

LIEBL

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 31, 3:06 PM CDTFire Weather WatchCYS12 hr

Nearby

Red Flag Warnings in Nebraska, 2012Red 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.