Alert archive / Nebraska / High Wind Watches in 2011

High Wind Watch 4, NWS North Platte, NE

November 24, 201126 counties in Nebraska

NWS North Platte, NE issued this high wind watch at Nov 24, 2011, 2:09 PM MST for 26 counties in Nebraska. It took effect at Nov 25, 2011, 8:00 PM MST. It was in force for .

The area

The counties it named.

The facts

Issued
Nov 24, 2011, 2:09 PM MST (21:09 UTC)
In effect from
Nov 25, 2011, 8:00 PM MST
Expired
Nov 25, 2011, 2:14 PM MST
In force
Issued by
NWS North Platte, NE
All 26 counties

Arthur County, NE, Blaine County, NE, Boyd County, NE, Brown County, NE, Chase County, NE, Cherry County, NE, Custer County, NE, Deuel County, NE, Frontier County, NE, Garden County, NE, Garfield County, NE, Grant County, NE, Hayes County, NE, Holt County, NE, Hooker County, NE, Keith County, NE, Keya Paha County, NE, Lincoln County, NE, Logan County, NE, Loup County, NE, McPherson County, NE, Perkins County, NE, Rock County, NE, Sheridan County, NE, Thomas County, NE, Wheeler County, NE

The radar

The North Platte radar (KLNX), 25 km from the middle of the area, began a volume at 21:12 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

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

The nearest sounding before it

N. Platte/Lee Bi, NE (KLBF), launched 12:00Z, 9.2 hours before the alert went out and 67 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, N. Platte/Lee Bi, NE at 12:00Z on 2011-11-24Temperature 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 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, N. Platte/Lee Bi, NE at 12:00Z on 2011-11-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 80 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
3022 m above ground
0-6 km bulk shear
35 kt
0-1 km storm-relative helicity
80 m²/s²
0-3 km storm-relative helicity
63 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.

713 
WWUS73 KLBF 242109
NPWLBF

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE NORTH PLATTE NE
309 PM CST THU NOV 24 2011

...STRONG WIND IS EXPECTED SATURDAY...

.A STRONG FRONT IS FORECAST TO CROSS NEBRASKA FRIDAY NIGHT AND
SATURDAY. JUST AHEAD OF THE FRONT...A SURFACE BOUNDARY WILL BRING
WINDY CONDITIONS TO THE NEBRASKA PANHANDLE. STRONG PRESSURE
CHANGES IN THE WAKE OF THE FRONT WILL PRODUCE VERY STRONG WIND
OVER NEARLY ALL OF CENTRAL AND WESTERN NEBRASKA SATURDAY AND
SATURDAY AFTERNOON.

NEZ022-056-251100-
/O.NEW.KLBF.WI.Y.0029.111125T1800Z-111126T0000Z/
/O.NEW.KLBF.HW.A.0004.111126T0600Z-111127T0000Z/
GARDEN-DEUEL-
INCLUDING THE CITIES OF...OSHKOSH...CHAPPELL...BIG SPRINGS
209 PM MST THU NOV 24 2011

...WIND ADVISORY IN EFFECT FROM 11 AM TO 5 PM MST FRIDAY...
...HIGH WIND WATCH IN EFFECT FROM FRIDAY EVENING THROUGH SATURDAY
AFTERNOON...

THE NATIONAL WEATHER SERVICE IN NORTH PLATTE HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM 11 AM TO 5 PM MST FRIDAY. A
HIGH WIND WATCH HAS ALSO BEEN ISSUED. THIS HIGH WIND WATCH IS IN
EFFECT FROM FRIDAY EVENING THROUGH SATURDAY AFTERNOON. 


* TIMING: WIND WILL REACH THE ADVISORY THRESHOLD BY LATE FRIDAY
  MORNING AND DROP BELOW THE ADVISORY THRESHOLD EARLY FRIDAY
  EVENING. WIND WILL BEGIN INCREASING AGAIN LATE FRIDAY EVENING
  AND REACH THE WARNING THRESHOLD BY LATE MORNING TO EARLY
  AFTERNOON.  

* WINDS: WIND WILL INCREASE FRIDAY LATE IN THE MORNING TO 30 MPH
  WITH GUSTS NEAR 45 MPH IN THE EASTERN NEBRASKA PANHANDLE AND
  CONTINUE THROUGH THE AFTERNOON AND EVENING. WIND WILL SUBSIDE
  SOMEWHAT DURING THE EVENING BEFORE INCREASING AGAIN LATE FRIDAY
  NIGHT. BY MIDDAY SATURDAY...WIND SPEED IS EXPECTED TO EXCEED 40
  MPH WITH GUSTS OVER 50 MPH. WIND SPEEDS WILL DIMINISH TO LESS
  THAN 30 MPH BY LATE SATURDAY AFTERNOON OR EARLY EVENING.

* IMPACTS: UNSECURED ITEMS WILL BLOW AROUND AT WIND SPEEDS
  INDICATED AND HIGH PROFILE VEHICLES WILL EXPERIENCE STRONG TO
  SEVERE CROSS WIND ON ROADS IN OPEN COUNTRYSIDE. SEVERE WIND
  GUSTS THROUGH GAPS AND CANYONS WILL CREATE DANGEROUS DRIVING
  CONDITIONS...ESPECIALLY FOR CAMPERS...TRUCKS AND OTHER HIGH
  PROFILE VEHICLES.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS OF 35 MPH ARE EXPECTED. WINDS
THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH
PROFILE VEHICLES. USE EXTRA CAUTION.

A HIGH WIND WATCH MEANS THERE IS THE POTENTIAL FOR A HAZARDOUS
HIGH WIND EVENT. SUSTAINED WINDS OF AT LEAST 40 MPH...OR GUSTS OF
58 MPH OR STRONGER MAY OCCUR. CONTINUE TO MONITOR THE LATEST
FORECASTS.

&&

$$

NEZ004>010-023>029-035>038-057>059-069>071-094-251100-
/O.NEW.KLBF.HW.A.0004.111126T0600Z-111127T0000Z/
SHERIDAN-EASTERN CHERRY-KEYA PAHA-BOYD-BROWN-ROCK-HOLT-GRANT-
HOOKER-THOMAS-BLAINE-LOUP-GARFIELD-WHEELER-ARTHUR-MCPHERSON-LOGAN-
CUSTER-KEITH-PERKINS-LINCOLN-CHASE-HAYES-FRONTIER-WESTERN CHERRY-
INCLUDING THE CITIES OF...GORDON...RUSHVILLE...VALENTINE...
SPRINGVIEW...SPENCER...AINSWORTH...BASSETT...ONEILL...HYANNIS...
MULLEN...THEDFORD...DUNNING...TAYLOR...BURWELL...BARTLETT...
ARTHUR...TRYON...STAPLETON...BROKEN BOW...OGALLALA...GRANT...
NORTH PLATTE...IMPERIAL...HAYES CENTER...CURTIS...EUSTIS...CODY...
MERRIMAN...KILGORE
309 PM CST THU NOV 24 2011 /209 PM MST THU NOV 24 2011/

...HIGH WIND WATCH IN EFFECT FROM LATE FRIDAY NIGHT THROUGH
SATURDAY AFTERNOON...

THE NATIONAL WEATHER SERVICE IN NORTH PLATTE HAS ISSUED A HIGH
WIND WATCH...WHICH IS IN EFFECT FROM LATE FRIDAY NIGHT THROUGH
SATURDAY AFTERNOON. 


* TIMING: WIND INCREASING THROUGH FRIDAY NIGHT WILL REACH WARNING
  THRESHOLDS BY LATE MORNING TO EARLY AFTERNOON SATURDAY AND
  CONTINUE THROUGH THE AFTERNOON.

* WINDS: WIND WILL INCREASE DURING THE EVENING THROUGH LATE FRIDAY
  NIGHT. BY MIDDAY SATURDAY...WIND SPEED IS EXPECTED TO EXCEED 40
  MPH WITH GUSTS OVER 50 MPH. WIND SPEEDS WILL DIMINISH TO LESS
  THAN 30 MPH BY LATE SATURDAY AFTERNOON OR EARLY EVENING.

* IMPACTS: UNSECURED ITEMS WILL BLOW AROUND AT WIND SPEEDS
  INDICATED AND HIGH PROFILE VEHICLES WILL EXPERIENCE STRONG TO
  SEVERE CROSS WIND ON ROADS IN OPEN COUNTRYSIDE. SEVERE WIND
  GUSTS THROUGH GAPS AND CANYONS WILL CREATE DANGEROUS DRIVING
  CONDITIONS...ESPECIALLY FOR CAMPERS...TRUCKS AND OTHER HIGH
  PROFILE VEHICLES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WATCH MEANS THERE IS THE POTENTIAL FOR A HAZARDOUS
HIGH WIND EVENT. SUSTAINED WINDS OF AT LEAST 40 MPH...OR GUSTS OF
58 MPH OR STRONGER MAY OCCUR. CONTINUE TO MONITOR THE LATEST
FORECASTS.

&&

$$
SPRINGER
5 follow-up statements
502 
WWUS73 KLBF 242341 AAA
NPWLBF

URGENT - WEATHER MESSAGE...UPDATED
NATIONAL WEATHER SERVICE NORTH PLATTE NE
541 PM CST THU NOV 24 2011

...STRONG WIND IS EXPECTED SATURDAY...

.A STRONG FRONT IS FORECAST TO CROSS NEBRASKA FRIDAY NIGHT AND
SATURDAY. JUST AHEAD OF THE FRONT...A SURFACE BOUNDARY WILL BRING
WINDY CONDITIONS TO THE NEBRASKA PANHANDLE. STRONG PRESSURE
CHANGES IN THE WAKE OF THE FRONT WILL PRODUCE VERY STRONG WIND
OVER NEARLY ALL OF CENTRAL AND WESTERN NEBRASKA SATURDAY AND
SATURDAY AFTERNOON.

NEZ022-056-251000-
/O.CON.KLBF.WI.Y.0029.111125T1800Z-111126T0000Z/
/O.CON.KLBF.HW.A.0004.111126T0600Z-111127T0000Z/
GARDEN-DEUEL-
INCLUDING THE CITIES OF...OSHKOSH...CHAPPELL...BIG SPRINGS
441 PM MST THU NOV 24 2011

...WIND ADVISORY REMAINS IN EFFECT FROM 11 AM TO 5 PM MST
FRIDAY...
...HIGH WIND WATCH REMAINS IN EFFECT FROM FRIDAY EVENING THROUGH
SATURDAY AFTERNOON...

A WIND ADVISORY REMAINS IN EFFECT FROM 11 AM TO 5 PM MST FRIDAY.
A HIGH WIND WATCH REMAINS IN EFFECT FROM FRIDAY EVENING THROUGH
SATURDAY AFTERNOON. 

* TIMING: WIND WILL REACH THE ADVISORY THRESHOLD BY LATE FRIDAY 
  MORNING AND DROP BELOW THE ADVISORY THRESHOLD EARLY FRIDAY 
  EVENING. WIND WILL BEGIN INCREASING AGAIN LATE FRIDAY EVENING 
  AND REACH THE WARNING THRESHOLD BY LATE MORNING TO EARLY 
  AFTERNOON. 

* WINDS: WIND WILL INCREASE FRIDAY LATE IN THE MORNING TO 30 MPH
  WITH GUSTS NEAR 45 MPH IN THE EASTERN NEBRASKA PANHANDLE AND
  CONTINUE THROUGH THE AFTERNOON AND EVENING. WIND WILL SUBSIDE
  SOMEWHAT DURING THE EVENING BEFORE INCREASING AGAIN LATE FRIDAY
  NIGHT. BY MIDDAY SATURDAY...WIND SPEED IS EXPECTED TO EXCEED 40
  MPH WITH GUSTS TO AROUND 60 MPH. WIND SPEEDS WILL DIMINISH TO LESS
  THAN 30 MPH BY LATE SATURDAY AFTERNOON OR EARLY EVENING.

* IMPACTS: UNSECURED ITEMS WILL BLOW AROUND AT WIND SPEEDS
  INDICATED. HIGH PROFILE VEHICLES WILL EXPERIENCE STRONG TO
  SEVERE CROSS WINDS AND COULD FLIP. SEVERE WIND GUSTS THROUGH
  GAPS AND CANYONS WILL CREATE DANGEROUS DRIVING
  CONDITIONS...ESPECIALLY FOR CAMPERS...TRUCKS AND OTHER HIGH
  PROFILE VEHICLES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS OF 35 MPH ARE EXPECTED. WINDS
THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH
PROFILE VEHICLES. USE EXTRA CAUTION.

A HIGH WIND WATCH MEANS THERE IS THE POTENTIAL FOR A HAZARDOUS
HIGH WIND EVENT. SUSTAINED WINDS OF AT LEAST 40 MPH...OR GUSTS OF
58 MPH OR STRONGER MAY OCCUR. CONTINUE TO MONITOR THE LATEST
FORECASTS.

&&

$$

NEZ004>010-023>029-035>038-057>059-069>071-094-251000-
/O.CON.KLBF.HW.A.0004.111126T0600Z-111127T0000Z/
SHERIDAN-EASTERN CHERRY-KEYA PAHA-BOYD-BROWN-ROCK-HOLT-GRANT-
HOOKER-THOMAS-BLAINE-LOUP-GARFIELD-WHEELER-ARTHUR-MCPHERSON-LOGAN-
CUSTER-KEITH-PERKINS-LINCOLN-CHASE-HAYES-FRONTIER-WESTERN CHERRY-
INCLUDING THE CITIES OF...GORDON...RUSHVILLE...VALENTINE...
SPRINGVIEW...SPENCER...AINSWORTH...BASSETT...ONEILL...HYANNIS...
MULLEN...THEDFORD...DUNNING...TAYLOR...BURWELL...BARTLETT...
ARTHUR...TRYON...STAPLETON...BROKEN BOW...OGALLALA...GRANT...
NORTH PLATTE...IMPERIAL...HAYES CENTER...CURTIS...EUSTIS...CODY...
MERRIMAN...KILGORE
541 PM CST THU NOV 24 2011 /441 PM MST THU NOV 24 2011/

...HIGH WIND WATCH REMAINS IN EFFECT FROM LATE FRIDAY NIGHT
THROUGH SATURDAY AFTERNOON...

A HIGH WIND WATCH REMAINS IN EFFECT FROM LATE FRIDAY NIGHT
THROUGH SATURDAY AFTERNOON. 

* TIMING: WIND INCREASING THROUGH FRIDAY NIGHT WILL REACH 
  WARNING THRESHOLDS BY LATE MORNING TO EARLY AFTERNOON SATURDAY 
  AND CONTINUE THROUGH THE AFTERNOON. 

* WINDS: WIND WILL INCREASE DURING THE EVENING THROUGH LATE FRIDAY
  NIGHT. BY MIDDAY SATURDAY...WIND SPEED IS EXPECTED TO EXCEED 40
  MPH WITH GUSTS TO AROUND 60 MPH. WIND SPEEDS WILL DIMINISH TO
  LESS THAN 30 MPH BY LATE SATURDAY AFTERNOON OR EARLY EVENING.

* IMPACTS: UNSECURED ITEMS WILL BLOW AROUND AT WIND SPEEDS
  INDICATED. HIGH PROFILE VEHICLES WILL EXPERIENCE STRONG TO
  SEVERE CROSS WINDS AND COULD FLIP. SEVERE WIND GUSTS THROUGH
  GAPS AND CANYONS WILL CREATE DANGEROUS DRIVING
  CONDITIONS...ESPECIALLY FOR CAMPERS...TRUCKS AND OTHER HIGH
  PROFILE VEHICLES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WATCH MEANS THERE IS THE POTENTIAL FOR A HAZARDOUS
HIGH WIND EVENT. SUSTAINED WINDS OF AT LEAST 40 MPH...OR GUSTS OF
58 MPH OR STRONGER MAY OCCUR. CONTINUE TO MONITOR THE LATEST
FORECASTS.

&&

$$
790 
WWUS73 KLBF 242345 AAB
NPWLBF

URGENT - WEATHER MESSAGE...UPDATED
NATIONAL WEATHER SERVICE NORTH PLATTE NE
545 PM CST THU NOV 24 2011

...STRONG WIND IS EXPECTED SATURDAY...

.A STRONG FRONT IS FORECAST TO CROSS NEBRASKA FRIDAY NIGHT AND
SATURDAY. JUST AHEAD OF THE FRONT...A SURFACE BOUNDARY WILL BRING
WINDY CONDITIONS TO THE NEBRASKA PANHANDLE. STRONG PRESSURE
CHANGES IN THE WAKE OF THE FRONT WILL PRODUCE VERY STRONG WIND
OVER NEARLY ALL OF CENTRAL AND WESTERN NEBRASKA SATURDAY AND
SATURDAY AFTERNOON.

NEZ022-056-251000-
/O.CON.KLBF.WI.Y.0029.111125T1800Z-111126T0000Z/
/O.CON.KLBF.HW.A.0004.111126T0600Z-111127T0000Z/
GARDEN-DEUEL-
INCLUDING THE CITIES OF...OSHKOSH...CHAPPELL...BIG SPRINGS
445 PM MST THU NOV 24 2011

...WIND ADVISORY REMAINS IN EFFECT FROM 11 AM TO 5 PM MST
FRIDAY...
...HIGH WIND WATCH REMAINS IN EFFECT FROM FRIDAY EVENING THROUGH
SATURDAY AFTERNOON...

A WIND ADVISORY REMAINS IN EFFECT FROM 11 AM TO 5 PM MST FRIDAY.
A HIGH WIND WATCH REMAINS IN EFFECT FROM FRIDAY EVENING THROUGH
SATURDAY AFTERNOON. 

* TIMING: NORTHWEST WINDS WILL REACH THE ADVISORY THRESHOLD BY
  LATE FRIDAY MORNING AND DROP BELOW THE ADVISORY THRESHOLD EARLY
  FRIDAY EVENING. WINDS WILL BEGIN INCREASING AGAIN LATE FRIDAY
  EVENING AND REACH THE WARNING THRESHOLD BY LATE MORNING TO EARLY
  AFTERNOON.

* WINDS: NORTHWEST WINDS WILL INCREASE FRIDAY LATE IN THE MORNING
  TO 30 MPH WITH GUSTS NEAR 45 MPH IN THE EASTERN NEBRASKA
  PANHANDLE AND CONTINUE THROUGH THE AFTERNOON AND EVENING. WIND
  WILL SUBSIDE SOMEWHAT DURING THE EVENING BEFORE INCREASING AGAIN
  LATE FRIDAY NIGHT. BY MIDDAY SATURDAY...WIND SPEED IS EXPECTED
  TO EXCEED 40 MPH WITH GUSTS TO AROUND 60 MPH. WIND SPEEDS WILL
  DIMINISH TO LESS THAN 30 MPH BY LATE SATURDAY AFTERNOON OR EARLY
  EVENING.

* IMPACTS: UNSECURED ITEMS WILL BLOW AROUND AT WIND SPEEDS 
  INDICATED. HIGH PROFILE VEHICLES WILL EXPERIENCE STRONG TO 
  SEVERE CROSS WINDS AND COULD FLIP. SEVERE WIND GUSTS THROUGH 
  GAPS AND CANYONS WILL CREATE DANGEROUS DRIVING CONDITIONS... 
  ESPECIALLY FOR CAMPERS...TRUCKS AND OTHER HIGH PROFILE 
  VEHICLES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS OF 35 MPH ARE EXPECTED. WINDS
THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH
PROFILE VEHICLES. USE EXTRA CAUTION.

A HIGH WIND WATCH MEANS THERE IS THE POTENTIAL FOR A HAZARDOUS
HIGH WIND EVENT. SUSTAINED WINDS OF AT LEAST 40 MPH...OR GUSTS OF
58 MPH OR STRONGER MAY OCCUR. CONTINUE TO MONITOR THE LATEST
FORECASTS.

&&

$$

NEZ004>010-023>029-035>038-057>059-069>071-094-251000-
/O.CON.KLBF.HW.A.0004.111126T0600Z-111127T0000Z/
SHERIDAN-EASTERN CHERRY-KEYA PAHA-BOYD-BROWN-ROCK-HOLT-GRANT-
HOOKER-THOMAS-BLAINE-LOUP-GARFIELD-WHEELER-ARTHUR-MCPHERSON-LOGAN-
CUSTER-KEITH-PERKINS-LINCOLN-CHASE-HAYES-FRONTIER-WESTERN CHERRY-
INCLUDING THE CITIES OF...GORDON...RUSHVILLE...VALENTINE...
SPRINGVIEW...SPENCER...AINSWORTH...BASSETT...ONEILL...HYANNIS...
MULLEN...THEDFORD...DUNNING...TAYLOR...BURWELL...BARTLETT...
ARTHUR...TRYON...STAPLETON...BROKEN BOW...OGALLALA...GRANT...
NORTH PLATTE...IMPERIAL...HAYES CENTER...CURTIS...EUSTIS...CODY...
MERRIMAN...KILGORE
545 PM CST THU NOV 24 2011 /445 PM MST THU NOV 24 2011/

...HIGH WIND WATCH REMAINS IN EFFECT FROM LATE FRIDAY NIGHT
THROUGH SATURDAY AFTERNOON...

A HIGH WIND WATCH REMAINS IN EFFECT FROM LATE FRIDAY NIGHT
THROUGH SATURDAY AFTERNOON. 

* TIMING: NORTHWEST WINDS INCREASING THROUGH FRIDAY NIGHT WILL
  REACH WARNING THRESHOLDS BY LATE MORNING TO EARLY AFTERNOON
  SATURDAY AND CONTINUE THROUGH THE AFTERNOON.

* WINDS: NORTHWEST WINDS WILL INCREASE DURING THE EVENING THROUGH
  LATE FRIDAY NIGHT. BY MIDDAY SATURDAY...WIND SPEED IS EXPECTED
  TO EXCEED 40 MPH WITH GUSTS TO AROUND 60 MPH. WIND SPEEDS WILL
  DIMINISH TO LESS THAN 30 MPH BY LATE SATURDAY AFTERNOON OR EARLY
  EVENING.

* IMPACTS: UNSECURED ITEMS WILL BLOW AROUND AT WIND SPEEDS 
  INDICATED. HIGH PROFILE VEHICLES WILL EXPERIENCE STRONG TO 
  SEVERE CROSS WINDS AND COULD FLIP. SEVERE WIND GUSTS THROUGH 
  GAPS AND CANYONS WILL CREATE DANGEROUS DRIVING CONDITIONS... 
  ESPECIALLY FOR CAMPERS...TRUCKS AND OTHER HIGH PROFILE 
  VEHICLES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WATCH MEANS THERE IS THE POTENTIAL FOR A HAZARDOUS
HIGH WIND EVENT. SUSTAINED WINDS OF AT LEAST 40 MPH...OR GUSTS OF
58 MPH OR STRONGER MAY OCCUR. CONTINUE TO MONITOR THE LATEST
FORECASTS.

&&

$$
261 
WWUS73 KLBF 250951
NPWLBF

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE NORTH PLATTE NE
351 AM CST FRI NOV 25 2011

...STRONG WIND IS EXPECTED TONIGHT AND SATURDAY...

.A STRONG FRONT IS FORECAST TO CROSS WESTERN AND NORTH CENTRAL 
NEBRASKA THIS EVENING. JUST AHEAD OF THE FRONT...A SURFACE BOUNDARY
WILL BRING WINDY CONDITIONS TO THE NEBRASKA PANHANDLE. STRONG
PRESSURE RISES IN THE WAKE OF THE FRONT TONIGHT WILL PRODUCE VERY
STRONG WINDS TONIGHT THROUGH SATURDAY AFTERNOON.

NEZ022-056-251800-
/O.EXT.KLBF.WI.Y.0029.111125T1800Z-111126T0300Z/
/O.EXT.KLBF.HW.A.0004.111126T0300Z-111127T0000Z/
GARDEN-DEUEL-
INCLUDING THE CITIES OF...OSHKOSH...CHAPPELL...BIG SPRINGS
251 AM MST FRI NOV 25 2011

...WIND ADVISORY NOW IN EFFECT FROM 11 AM THIS MORNING TO 8 PM
MST THIS EVENING...
...HIGH WIND WATCH NOW IN EFFECT FROM THIS EVENING THROUGH
SATURDAY AFTERNOON...

THE WIND ADVISORY IS NOW IN EFFECT FROM 11 AM THIS MORNING TO
8 PM MST THIS EVENING. THE HIGH WIND WATCH IS NOW IN EFFECT FROM
THIS EVENING THROUGH SATURDAY AFTERNOON. 

* TIMING: NORTHWEST WINDS WILL REACH THE ADVISORY THRESHOLD BY
  LATE THIS MORNING AND CONTINUE INTO THIS EVENING. WINDS WILL
  BEGIN INCREASING FURTHER LATE THIS EVENING AND MAY REACH THE
  WARNING THRESHOLD ON SATURDAY.

* WINDS: NORTHWEST WINDS WILL INCREASE LATE THIS MORNING TO 30 MPH
  WITH GUSTS NEAR 45 MPH IN THE EASTERN NEBRASKA PANHANDLE AND
  CONTINUE THROUGH THE AFTERNOON AND EVENING. WIND MAY INCREASE
  FURTHER OVERNIGHT. BY MIDDAY SATURDAY...WIND SPEEDS ARE EXPECTED
  TO EXCEED 40 MPH WITH GUSTS TO AROUND 60 MPH. WIND SPEEDS WILL
  DIMINISH TO LESS THAN 30 MPH BY LATE SATURDAY AFTERNOON OR EARLY
  EVENING.

* IMPACTS: UNSECURED ITEMS WILL BLOW AROUND AT WIND SPEEDS 
  INDICATED. HIGH PROFILE VEHICLES WILL EXPERIENCE STRONG TO 
  SEVERE CROSS WINDS AND COULD FLIP. SEVERE WIND GUSTS THROUGH 
  GAPS AND CANYONS WILL CREATE DANGEROUS DRIVING CONDITIONS... 
  ESPECIALLY FOR CAMPERS...TRUCKS AND OTHER HIGH PROFILE 
  VEHICLES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS OF 35 MPH ARE EXPECTED. WINDS
THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH
PROFILE VEHICLES. USE EXTRA CAUTION.

A HIGH WIND WATCH MEANS THERE IS THE POTENTIAL FOR A HAZARDOUS
HIGH WIND EVENT. SUSTAINED WINDS OF AT LEAST 40 MPH...OR GUSTS OF
58 MPH OR STRONGER MAY OCCUR. CONTINUE TO MONITOR THE LATEST
FORECASTS.

&&

$$

NEZ004>010-023>029-035>038-057>059-069>071-094-251800-
/O.EXT.KLBF.HW.A.0004.111126T0300Z-111127T0000Z/
SHERIDAN-EASTERN CHERRY-KEYA PAHA-BOYD-BROWN-ROCK-HOLT-GRANT-
HOOKER-THOMAS-BLAINE-LOUP-GARFIELD-WHEELER-ARTHUR-MCPHERSON-LOGAN-
CUSTER-KEITH-PERKINS-LINCOLN-CHASE-HAYES-FRONTIER-WESTERN CHERRY-
INCLUDING THE CITIES OF...GORDON...RUSHVILLE...VALENTINE...
SPRINGVIEW...SPENCER...AINSWORTH...BASSETT...ONEILL...HYANNIS...
MULLEN...THEDFORD...DUNNING...TAYLOR...BURWELL...BARTLETT...
ARTHUR...TRYON...STAPLETON...BROKEN BOW...OGALLALA...GRANT...
NORTH PLATTE...IMPERIAL...HAYES CENTER...CURTIS...EUSTIS...CODY...
MERRIMAN...KILGORE
351 AM CST FRI NOV 25 2011 /251 AM MST FRI NOV 25 2011/

...HIGH WIND WATCH NOW IN EFFECT FROM THIS EVENING THROUGH
SATURDAY AFTERNOON...

THE HIGH WIND WATCH IS NOW IN EFFECT FROM THIS EVENING THROUGH
SATURDAY AFTERNOON. 

* TIMING: NORTHWEST WINDS INCREASING THROUGH TONIGHT WILL REACH
  WARNING THRESHOLDS BY LATE MORNING TO EARLY AFTERNOON SATURDAY
  AND CONTINUE THROUGH THE AFTERNOON.

* WINDS: NORTHWEST WINDS WILL INCREASE DURING THE EVENING THROUGH
  THE OVERNIGHT HOURS. BY MIDDAY SATURDAY...WIND SPEEDS ARE EXPECTED
  TO EXCEED 40 MPH WITH GUSTS TO AROUND 60 MPH. WIND SPEEDS WILL
  DIMINISH TO LESS THAN 30 MPH BY LATE SATURDAY AFTERNOON OR EARLY
  EVENING.

* IMPACTS: UNSECURED ITEMS WILL BLOW AROUND AT WIND SPEEDS 
  INDICATED. HIGH PROFILE VEHICLES WILL EXPERIENCE STRONG TO 
  SEVERE CROSS WINDS AND COULD FLIP. SEVERE WIND GUSTS THROUGH 
  GAPS AND CANYONS WILL CREATE DANGEROUS DRIVING CONDITIONS... 
  ESPECIALLY FOR CAMPERS...TRUCKS AND OTHER HIGH PROFILE 
  VEHICLES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WATCH MEANS THERE IS THE POTENTIAL FOR A HAZARDOUS
HIGH WIND EVENT. SUSTAINED WINDS OF AT LEAST 40 MPH...OR GUSTS OF
58 MPH OR STRONGER MAY OCCUR. CONTINUE TO MONITOR THE LATEST
FORECASTS.

&&

$$

KAR
364 
WWUS73 KLBF 251819
NPWLBF

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE NORTH PLATTE NE
1219 PM CST FRI NOV 25 2011

...WINDS TO INCREASE TONIGHT AND STAY STRONG THROUGH SATURDAY...

.VERY WINDY CONDITIONS ARE EXPECTED ACROSS MUCH OF NEBRASKA
BEHIND A STRONG COLD FRONT WHICH WILL MOVE ACROSS WESTERN AND
NORTH CENTRAL NEBRASKA THIS EVENING. LOOK FOR WINDS TO INCREASE
THIS EVENING WITH THE STRONG WINDS CONTINUING THROUGH SATURDAY
AFTERNOON. AT TIMES...THESE WINDS COULD BLOW AT SUSTAINED SPEEDS
OF 40 MPH WITH GUSTS OF 50 TO 60 MPH. MEANWHILE...AHEAD OF THE
FRONT THIS AFTERNOON...BREEZY CONDITIONS WILL BE OBSERVED OVER
PORTIONS OF THE PANHANDLE. THESE WINDS WILL NOT BE AS STRONG...BUT
SPEEDS OF 25 TO 35 MPH ARE POSSIBLE...ESPECIALLY IN AREAS WHERE
SUNSHINE IS OBSERVED.

NEZ022-056-260230-
/O.CON.KLBF.WI.Y.0029.000000T0000Z-111126T0300Z/
/O.CON.KLBF.HW.A.0004.111126T0300Z-111127T0000Z/
GARDEN-DEUEL-
INCLUDING THE CITIES OF...OSHKOSH...CHAPPELL...BIG SPRINGS
1119 AM MST FRI NOV 25 2011

...WIND ADVISORY REMAINS IN EFFECT UNTIL 8 PM MST THIS EVENING...
...HIGH WIND WATCH REMAINS IN EFFECT FROM 8 PM MST THIS EVENING
THROUGH SATURDAY AFTERNOON...

A WIND ADVISORY REMAINS IN EFFECT UNTIL 8 PM MST THIS EVENING. A
HIGH WIND WATCH REMAINS IN EFFECT FROM 8 PM MST THIS EVENING
THROUGH SATURDAY AFTERNOON. 

* TIMING: NORTHWEST WINDS WITH GUSTS UP TO 35 MPH ARE POSSIBLE
  THIS AFTERNOON...WITH INCREASING SPEEDS EXPECTED THIS EVENING.
  THE STRONG WINDS WILL CONTINUE THROUGH MUCH OF THE DAY SATURDAY.
  THE WINDS WILL DECREASE IN THE LATE AFTERNOON AND EARLY EVENING
  HOURS ON SATURDAY.

* WINDS: VAST CLOUD COVER FRIDAY MORNING HAS INHIBITED THE REAL
  STRONG WINDS FROM BLOWING TODAY...HOWEVER IT IS STILL POSSIBLE
  FOR WIND SPEEDS UP TO 35 MPH THIS AFTERNOON. WINDS ARE EXPECTED
  TO INCREASE FURTHER OVERNIGHT AND CONTINUE TO BE STRONG THROUGH
  SATURDAY. WIND SPEEDS ARE EXPECTED TO EXCEED 40 MPH WITH GUSTS
  TO AROUND 60 MPH IN THE EARLY MORNING HOURS SATURDAY...THEN
  AGAIN IN THE AFTERNOON. WIND SPEEDS WILL DIMINISH TO LESS THAN
  30 MPH BY LATE SATURDAY AFTERNOON OR EARLY EVENING.

* IMPACTS: UNSECURED ITEMS WILL BLOW AROUND AT WIND SPEEDS 
  INDICATED. HIGH PROFILE VEHICLES WILL EXPERIENCE STRONG TO 
  SEVERE CROSS WINDS AND COULD FLIP. SEVERE WIND GUSTS THROUGH 
  GAPS AND CANYONS WILL CREATE DANGEROUS DRIVING CONDITIONS... 
  ESPECIALLY FOR CAMPERS...TRUCKS AND OTHER HIGH PROFILE 
  VEHICLES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS OF 35 MPH ARE EXPECTED. WINDS
THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH
PROFILE VEHICLES. USE EXTRA CAUTION.

A HIGH WIND WATCH MEANS THERE IS THE POTENTIAL FOR A HAZARDOUS
HIGH WIND EVENT. SUSTAINED WINDS OF AT LEAST 40 MPH...OR GUSTS OF
58 MPH OR STRONGER MAY OCCUR. CONTINUE TO MONITOR THE LATEST
FORECASTS.

&&

$$

NEZ004>010-023>029-035>038-057>059-069>071-094-260230-
/O.CON.KLBF.HW.A.0004.111126T0300Z-111127T0000Z/
SHERIDAN-EASTERN CHERRY-KEYA PAHA-BOYD-BROWN-ROCK-HOLT-GRANT-
HOOKER-THOMAS-BLAINE-LOUP-GARFIELD-WHEELER-ARTHUR-MCPHERSON-LOGAN-
CUSTER-KEITH-PERKINS-LINCOLN-CHASE-HAYES-FRONTIER-WESTERN CHERRY-
INCLUDING THE CITIES OF...GORDON...RUSHVILLE...VALENTINE...
SPRINGVIEW...SPENCER...AINSWORTH...BASSETT...ONEILL...HYANNIS...
MULLEN...THEDFORD...DUNNING...TAYLOR...BURWELL...BARTLETT...
ARTHUR...TRYON...STAPLETON...BROKEN BOW...OGALLALA...GRANT...
NORTH PLATTE...IMPERIAL...HAYES CENTER...CURTIS...EUSTIS...CODY...
MERRIMAN...KILGORE
1219 PM CST FRI NOV 25 2011 /1119 AM MST FRI NOV 25 2011/

...HIGH WIND WATCH REMAINS IN EFFECT FROM 9 PM CST /8 PM MST/
THIS EVENING THROUGH SATURDAY AFTERNOON...

A HIGH WIND WATCH REMAINS IN EFFECT FROM 9 PM CST /8 PM MST/ THIS
EVENING THROUGH SATURDAY AFTERNOON. 

* TIMING: NORTHWEST WINDS WILL INCREASE TONIGHT AND CONTINUE
  BLOWING STRONG THROUGH THE DAY SATURDAY. THESE WINDS WILL
  DECREASE IN THE LATE AFTERNOON AND EARLY EVENING HOURS ON
  SATURDAY. 

* WINDS: NORTHWEST WINDS WILL INCREASE OVERNIGHT WITH SUSTAINED
  SPEEDS OF 40 MPH AND GUSTS TO 50 MPH POSSIBLE IN THE MORNING.
  ALTHOUGH STAYING STRONG...THE HIGHER WINDS MAY SUBSIDE IN LATE
  MORNING...WITH FURTHER INCREASES IN THE AFTERNOON. WIND SPEEDS
  IN THE AFTERNOON ARE EXPECTED TO EXCEED 40 MPH WITH GUSTS TO
  AROUND 60 MPH. WIND SPEEDS WILL DIMINISH TO LESS THAN 30 MPH BY
  LATE SATURDAY AFTERNOON OR EARLY EVENING.

* IMPACTS: UNSECURED ITEMS WILL BLOW AROUND AT WIND SPEEDS 
  INDICATED. HIGH PROFILE VEHICLES WILL EXPERIENCE STRONG TO 
  SEVERE CROSS WINDS AND COULD FLIP. SEVERE WIND GUSTS THROUGH 
  GAPS AND CANYONS WILL CREATE DANGEROUS DRIVING CONDITIONS... 
  ESPECIALLY FOR CAMPERS...TRUCKS AND OTHER HIGH PROFILE 
  VEHICLES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WATCH MEANS THERE IS THE POTENTIAL FOR A HAZARDOUS
HIGH WIND EVENT. SUSTAINED WINDS OF AT LEAST 40 MPH...OR GUSTS OF
58 MPH OR STRONGER MAY OCCUR. CONTINUE TO MONITOR THE LATEST
FORECASTS.

&&

$$

BROOKS
581 
WWUS73 KLBF 252114
NPWLBF

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE NORTH PLATTE NE
314 PM CST FRI NOV 25 2011

...STRONG WINDS TONIGHT AND SATURDAY...

.STRONG WINDS WILL MOVE INTO WESTERN AND NORTH CENTRAL NEBRASKA
TONIGHT BEHIND A STRONG COLD FRONT. THE WINDS WILL INCREASE THIS
EVENING WITH THE STRONG WINDS CONTINUING THROUGH SATURDAY
AFTERNOON. AT TIMES...THESE WINDS COULD BLOW AT SUSTAINED SPEEDS
OF 40 MPH WITH GUSTS OF 50 TO 60 MPH. 

NEZ022-056-260515-
/O.CAN.KLBF.WI.Y.0029.000000T0000Z-111126T0300Z/
/O.UPG.KLBF.HW.A.0004.111126T0300Z-111127T0000Z/
/O.NEW.KLBF.HW.W.0004.111126T0300Z-111127T0000Z/
GARDEN-DEUEL-
INCLUDING THE CITIES OF...OSHKOSH...CHAPPELL...BIG SPRINGS
214 PM MST FRI NOV 25 2011

...HIGH WIND WARNING IN EFFECT FROM 8 PM THIS EVENING TO 5 PM MST
SATURDAY...
...WIND ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN NORTH PLATTE HAS ISSUED A HIGH
WIND WARNING...WHICH IS IN EFFECT FROM 8 PM THIS EVENING TO 5 PM
MST SATURDAY. THE WIND ADVISORY HAS BEEN CANCELLED. THE HIGH WIND
WATCH IS NO LONGER IN EFFECT. 

* TIMING: NORTHWEST WINDS WILL INCREASE THIS EVENING AND REMAIN
  STRONG THROUGH MUCH OF THE DAY SATURDAY. THE WINDS WILL DECREASE
  IN THE LATE AFTERNOON AND EARLY EVENING HOURS ON SATURDAY.

* WINDS: NORTHWEST WINDS WILL INCREASE OVERNIGHT WITH SUSTAINED
  SPEEDS OF 40 MPH AND GUSTS TO 60 MPH POSSIBLE BY EARLY SATURDAY
  MORNING. ALTHOUGH STAYING STRONG...THE HIGHER WINDS MAY SUBSIDE
  IN LATE MORNING...WITH FURTHER INCREASES IN THE AFTERNOON. WIND
  SPEEDS IN THE AFTERNOON ARE EXPECTED TO EXCEED 40 MPH WITH GUSTS
  TO AROUND 60 MPH. WINDS WILL DIMINISH TO LESS THAN 30 MPH BY
  LATE SATURDAY AFTERNOON OR EARLY EVENING.

* IMPACTS: UNSECURED ITEMS WILL BLOW AROUND AT WIND SPEEDS
  INDICATED. HIGH PROFILE VEHICLES WILL EXPERIENCE STRONG TO
  SEVERE CROSS WINDS AND COULD FLIP. SEVERE WIND GUSTS THROUGH
  GAPS AND CANYONS WILL CREATE DANGEROUS DRIVING CONDITIONS...
  ESPECIALLY FOR CAMPERS...TRUCKS AND OTHER HIGH PROFILE VEHICLES. 


PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED
OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS
OF 58 MPH OR MORE CAN LEAD TO PROPERTY DAMAGE.

&&

$$

NEZ004>010-023>029-035>038-057>059-069>071-094-260515-
/O.UPG.KLBF.HW.A.0004.111126T0300Z-111127T0000Z/
/O.NEW.KLBF.HW.W.0004.111126T0300Z-111127T0000Z/
SHERIDAN-EASTERN CHERRY-KEYA PAHA-BOYD-BROWN-ROCK-HOLT-GRANT-
HOOKER-THOMAS-BLAINE-LOUP-GARFIELD-WHEELER-ARTHUR-MCPHERSON-LOGAN-
CUSTER-KEITH-PERKINS-LINCOLN-CHASE-HAYES-FRONTIER-WESTERN CHERRY-
INCLUDING THE CITIES OF...GORDON...RUSHVILLE...VALENTINE...
SPRINGVIEW...SPENCER...AINSWORTH...BASSETT...ONEILL...HYANNIS...
MULLEN...THEDFORD...DUNNING...TAYLOR...BURWELL...BARTLETT...
ARTHUR...TRYON...STAPLETON...BROKEN BOW...OGALLALA...GRANT...
NORTH PLATTE...IMPERIAL...HAYES CENTER...CURTIS...EUSTIS...CODY...
MERRIMAN...KILGORE
314 PM CST FRI NOV 25 2011 /214 PM MST FRI NOV 25 2011/

...HIGH WIND WARNING IN EFFECT FROM 9 PM CST /8 PM MST/ THIS
EVENING TO 6 PM CST /5 PM MST/ SATURDAY...

THE NATIONAL WEATHER SERVICE IN NORTH PLATTE HAS ISSUED A HIGH
WIND WARNING...WHICH IS IN EFFECT FROM 9 PM CST /8 PM MST/ THIS
EVENING TO 6 PM CST /5 PM MST/ SATURDAY. THE HIGH WIND WATCH IS
NO LONGER IN EFFECT. 

* TIMING: NORTHWEST WINDS WILL INCREASE TONIGHT AND REMAIN STRONG
  THROUGH MUCH OF THE DAY SATURDAY. THE WINDS WILL DECREASE IN
  THE LATE AFTERNOON AND EARLY EVENING HOURS ON SATURDAY.

* WINDS: NORTHWEST WINDS WILL INCREASE OVERNIGHT WITH SUSTAINED
  SPEEDS OF 40 MPH AND GUSTS TO 60 MPH POSSIBLE BY EARLY SATURDAY
  MORNING. ALTHOUGH STAYING STRONG...THE HIGHER WINDS MAY SUBSIDE
  IN LATE MORNING...WITH FURTHER INCREASES IN THE AFTERNOON. WIND
  SPEEDS IN THE AFTERNOON ARE EXPECTED TO EXCEED 40 MPH WITH GUSTS
  TO AROUND 60 MPH. WINDS WILL DIMINISH TO LESS THAN 30 MPH BY LATE
  SATURDAY AFTERNOON OR EARLY EVENING.

* IMPACTS: UNSECURED ITEMS WILL BLOW AROUND AT WIND SPEEDS
  INDICATED. HIGH PROFILE VEHICLES WILL EXPERIENCE STRONG TO
  SEVERE CROSS WINDS AND COULD FLIP. SEVERE WIND GUSTS THROUGH
  GAPS AND CANYONS WILL CREATE DANGEROUS DRIVING CONDITIONS...
  ESPECIALLY FOR CAMPERS...TRUCKS AND OTHER HIGH PROFILE VEHICLES.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED
OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS
OF 58 MPH OR MORE CAN LEAD TO PROPERTY DAMAGE.

&&

$$

BROOKS

What forecasters said that day

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

NWS North Platte, NE wrote its last area forecast discussion before this high wind watch went out at Nov 24, 12:35 PM MST, 1 hour 34 minutes earlier.

Area forecast discussion, Nov 24, 12:35 PM MST, 1 hour 34 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE NORTH PLATTE NE
135 PM CST THU NOV 24 2011

.FIRE WEATHER...

    WITH THE LACK OF SIGNIFICANT PRECIPITATION AND UNSEASONABLY WARM
TEMPERATURES...VERY DRY FUELS ARE THE RULE OVER CENTRAL AND WESTERN
NEBRASKA. RELATIVE HUMIDITY THIS AFTERNOON AND EVENING IS EXPECTED
TO BE LESS THAN 15 PERCENT IN THE EASTERN NEBRASKA PANHANDLE...THE
WESTERN SANDHILLS AND THE WESTERN NIOBRARA VALLEY. WIND IS GUSTING
OVER 25 MPH. THOSE CONDITIONS ARE EXPECTED TO CONTINUE UNTIL EARLY
THIS EVENING. AS A RESULT...WE HAVE ISSUED A RED FLAG WARNING FOR
THOSE AREAS. ON FRIDAY...THE RELATIVE HUMIDITY WILL BE 25-35
PERCENT...BUT WIND WILL BE A LITTLE STRONGER. THIS STILL TRANSLATES
TO ELEVATED FIRE DANGER FRIDAY EVEN THOUGH CRITICAL THRESHOLDS OF
WIND AND HUMIDITY ARE NOT EXPECTED.
&&

.PREV DISCUSSION... /ISSUED 1146 AM CST THU NOV 24 2011/

AVIATION...

    NO FLIGHT RESTRICTIONS ARE EXPECTED FROM CEILING OR VISIBILITY
THROUGH FRIDAY. WIND WILL INCREASE FRIDAY AND BECOME 260-280 AT
10-15KT BY 16Z IN WESTERN NEBRASKA.

PREV DISCUSSION... /ISSUED 344 AM CST THU NOV 24 2011/

SYNOPSIS...
EVENING HAND ANALYSIS OF THE 500MB LEVEL INDICATES A BROAD RIDGE OF
HIGH PRESSURE EXTENDING FROM THE GREAT BASIN EASTWARD WELL INTO THE
CENTRAL PLAINS.  A DEEP TROUGH IS EVIDENT OFF THE WEST COAST OF THE
CONUS...WITH A SECOND TROUGH CENTERED OVER NEW ENGLAND.  LARGEST
HEIGHT FALLS ARE ASSOCIATED WITH THE NEW ENGLAND SYSTEM...WITH
HEIGHT RISES ON THE ORDER OF 110M OVER WESTERN PA.  CLOSER TO HOME
AND AT THE SURFACE...TEMPERATURES RANGE FROM THE LOW 30S ACROSS THE
NORTH PLATTE RIVER VALLEY...TO THE LOW 40S OVER NORTH CENTRAL
NEBRASKA...WHERE WIND GUSTS TO 13KTS HAVE ALLOWED FOR STRONGER
SURFACE MIXING.

DISCUSSION...
HIGH WIND POTENTIAL FRIDAY NIGHT THROUGH SATURDAY AFTERNOON REMAINS
THE MAIN FORECASTING CONCERN FOR THE SHORT TERM...WITH FIRE CONCERNS
AND SLIGHT CHANCE/CHANCE POPS POSSIBLE AS WELL.

FOR THE THANKSGIVING HOLIDAY EXPECT QUIET WEATHER CONDITIONS WITH
WESTERLY WIND SPEEDS OF 10 TO 20 MPH ACROSS WESTERN NEBRASKA.
MODEL GUIDANCE HAS COME TO BETTER AGREEMENT WITH HIGHS GENERALLY IN
THE MID 60S FORECAST AREA WIDE.  MAV GUIDANCE CONTINUES TO RUN WARM
WHEREAS THE MET GUIDANCE SEEMS TO FAVOR A SLIGHTLY COOLER SOLUTION.
WILL KEEP MAX T/S FOR THIS AFTERNOON A DEGREE OR TWO ABOVE THE WARM
MAV OUTPUT AS PERSISTENCE AND SOUTHWESTERLY TO WESTERLY DOWNSLOPING
FLOW WOULD LEAD TO EXPECTED WARMER VALUES.  ALONG WITH THE WARMER
THAN AVERAGE TEMPERATURES...AREA SOUNDINGS INDICATE RATHER DRY AIR
IS IN PLACE ACROSS THE REGION...WITH SLIGHTLY DRIER AIR EXPECTED
ACROSS THE FAR EASTERN PANHANDLE AND WESTERN SAND HILLS THIS
AFTERNOON.  GIVEN EXPECTED HIGH TEMPERATURES IN THE MID 60S...WITH
DEWPOINTS IN THE MID 20S TODAY...MINIMUM RELATIVE HUMIDITY VALUES OF
20 TO 25 PERCENT CAN BE EXPECTED THIS AFTERNOON.  WITH WELL CURED
FUELS...ANY FIRE START WOULD HAVE THE POTENTIAL TO
SPREAD...ESPECIALLY IF EXPECTED WIND SPEEDS WERE TO BE SLIGHTLY
HIGHER THIS AFTERNOON.  NOT LOOKING AT RED FLAG CONDITIONS
TODAY...BUT CERTAINLY WORTH WATCHING.

UPPER LEVEL RIDGING WILL CONTINUE TO BUILD EAST TONIGHT AS A TROUGH
DEEPENS OVER THE INTERMOUNTAIN WEST.  THE LEADING SURFACE TROUGH
WILL CONTINUE EAST...WITH WESTERLY SURFACE WINDS INCREASING BEHIND
THIS FEATURE.  WIND SPEEDS WILL REMAIN IN THE 10 TO 15 MPH RANGE
OVERNIGHT TONIGHT...HELPING TO KEEP THE ATMOSPHERE FAIRLY
MIXED...THUS OVERNIGHT LOW TEMPERATURES WILL REMAIN GENERALLY IN THE
LOW 30S FRIDAY MORNING...WITH THE EXCEPTION OF THE FAVORED COLD
PRONE AREAS...WHERE MID 20S WOULD BE POSSIBLE.  HIGHS ON FRIDAY
WILL BE SLIGHTLY COOLER THAN THAT OF TODAY...WITH HIGH CLOUDS ON THE
INCREASE AND SLIGHTLY COOLER TEMPERATURES ALOFT.  LOOKING AT HIGHS
GENERALLY IN THE UPPER 50S AND LOW 60S FORECAST AREA WIDE.  WESTERLY
WIND SPEEDS WILL INCREASE DURING THE DAY ON FRIDAY AS WELL AS THE
WEST COAST UPPER TROUGH ADVANCES TOWARD THE PLAINS.  LOOKING AT
FREQUENT WIND GUSTS APPROACHING 30 MPH ACROSS THE EASTERN PANHANDLE
FRIDAY AFTERNOON.  THE STRONG GUSTS COMBINED WITH RELATIVE HUMIDITY
VALUES OF 20 TO 25 PERCENT AND WELL CURED FUELS WILL LEAD TO AN
ENHANCED THREAT OF EXTREME FIRE BEHAVIOR.  HOWEVER A RED FLAG
WARNING DOES NOT APPEAR NECESSARY AS HUMIDITY CRITERIA DOES NOT
APPEAR TO BE MET.

CONDITIONS CONTINUE TO DETERIORATE FRIDAY EVENING AS A STRONG
PACIFIC COLD FRONT DROPS INTO THE CENTRAL PLAINS.  MODEL SOLUTIONS
ONCE AGAIN INDICATE THE FRONT ARRIVES MOISTURE STARVED...WITH THE
EXCEPTION OF WESTERN AND NORTHERN NEBRASKA....WHERE LIGHT FROZEN
PRECIPITATION IS SUGGESTED BY THE NAM...GFS...AND EURO SOLUTIONS.
MID LEVEL LIFT AND AN APPROACHING LEFT QUADRANT OF A 100KT JET
STREAK WILL PROVIDE AMPLE LIFT FOR LIGHT SNOW SHOWERS OVER NORTHWEST
NEBRASKA...SPREADING NORTH AND EAST THROUGH THE EVENING.  WITH
MOISTURE LACKING...NOT LOOKING AT MUCH IN THE WAY OF
ACCUMULATION...WITH A QUARTER OF AN INCH OR LESS POSSIBLE OF SNOW
ACCUMULATION.

THE MAIN CONCERN FROM THE FRONTAL PASSAGE IS THE WIND POTENTIAL ON
SATURDAY...MODELS SHOW A TIGHT PRESSURE GRADIENT ACROSS THE CWA AS
INTENSE HIGH PRESSURE BUILDS SOUTHEAST FROM THE NORTHERN ROCKIES
TOWARDS THE NORTHERN PLAINS.  HEIGHT RISES OF GREATER THAN 2MB/HR
WILL WORK WITH STRONG CAA AND 20 PLUS MB PRESSURE GRADIENT TO
DEVELOP ADVISORY LEVEL WIND ACROSS MUCH OF THE FORECAST AREA. GFS
STILL POINTING TO H85 WIND SPEEDS OF 65KTS OR GREATER ACROSS NORTH
CENTRAL NEBRASKA...WITH 45 TO 50 KTS AT 900MB.  DEBATED THE ISSUANCE
OF A HIGH WIND WATCH WITH THIS MORNINGS FORECAST PACKAGE...BUT GIVEN
EXPECTED CRITERIA WIND SPEEDS ARE FOUR TO FIVE PERIODS OUT...WILL
PUNT TO THE FOLLOWING SHIFT AND WAIT FOR THE NEWEST MODEL RUNS.
FIRE CONCERNS WILL BE POSSIBLE AS WELL SATURDAY AFTERNOON.  NOW
TEMPERATURES WILL BE SIGNIFICANTLY COOLER BEHIND THE FRONTAL
PASSAGE...BUT WITH DRY AIR IN PLACE...MODEL GUIDANCE HINTS AT SUB 20
PERCENT RH VALUES SATURDAY AFTERNOON.  WITH ADVISORY WIND CRITERIA
IN PLACE...FIRES THAT START WILL QUICKLY BECOME WIND DRIVEN AND
DIFFICULT TO CONTROL.

THE DRY PATTERN CONTINUES INTO EARLY NEXT WEEK AS TEMPERATURES
REBOUND SUNDAY AND MONDAY.  LOW AMPLITUDE RIDGING BUILDS ACROSS THE
REGION SUNDAY...THEN TRANSITIONS EAST AS ANOTHER FAST MOVING WAVE
EJECTS FROM THE NORTHERN ROCKIES TOWARD THE NORTHERN PLAINS ON
MONDAY.  THIS FORCES ANOTHER STRONG COLD FRONT THROUGH WESTERN
NEBRASKA LATE MONDAY...COOLING TEMPERATURES BACK DOWN FOR TUESDAY
AND POTENTIALLY CREATING ADVISORY CRITERIA WIND SPEEDS MONDAY NIGHT
INTO TUESDAY.

&&

.LBF WATCHES/WARNINGS/ADVISORIES...RED FLAG WARNING UNTIL 5 PM MST
(6 PM CST) THIS AFTERNOON AND EARLY EVENING FOR NEZ204-208.

&&

SHORT TERM/EXTENDED...WFO LBF
AVIATION/FIRE...SPRINGER
Hazardous weather outlook, Nov 24, 3:14 AM MST, 10 hours 55 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE NORTH PLATTE NE
414 AM CST THU NOV 24 2011

NEZ004>010-022>029-035>038-056>059-069>071-094-251100-
SHERIDAN-EASTERN CHERRY-KEYA PAHA-BOYD-BROWN-ROCK-HOLT-GARDEN-
GRANT-HOOKER-THOMAS-BLAINE-LOUP-GARFIELD-WHEELER-ARTHUR-MCPHERSON-
LOGAN-CUSTER-DEUEL-KEITH-PERKINS-LINCOLN-CHASE-HAYES-FRONTIER-
WESTERN CHERRY-
414 AM CST THU NOV 24 2011 /314 AM MST THU NOV 24 2011/

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF WESTERN AND
NORTH CENTRAL NEBRASKA.

.DAY ONE...TODAY AND TONIGHT.

HIGH FIRE DANGER ACROSS PORTIONS OF WESTERN NEBRASKA THIS
AFTERNOON. TEMPERATURES IN THE UPPER 60S AND LOW DEW POINT
TEMPERATURES WILL PRODUCE RELATIVE HUMIDITY VALUES AROUND 20
PERCENT. DESPITE LIGHT SOUTHWEST TO WEST WINDS OF 5 TO 15
MPH...DRY CONDITIONS THIS MONTH HAVE RESULTED IN DRY FUELS AND A
HIGH FIRE DANGER.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY.

HIGH FIRE DANGER ACROSS PORTIONS OF WESTERN NEBRASKA WILL BE
POSSIBLE FRIDAY AFTERNOON. TEMPERATURES IN THE 50S AND LOW DEW
POINT TEMPERATURES WILL PRODUCE RELATIVE HUMIDITY VALUES AROUND
25 PERCENT WHICH WILL COMBINE WITH BREEZY NORTHWEST WINDS
RESULTING IN THE HIGH FIRE DANGER.

STRONG NORTHWEST WINDS WILL DEVELOP FRIDAY NIGHT AND SATURDAY AS
LOW PRESSURE DEEPENS ACROSS THE MIDWEST AND PACIFIC HIGH PRESSURE
BUILDS THROUGH THE HIGH PLAINS. A WIND ADVISORY WILL LIKELY BE
ISSUED FOR THIS EVENT FOR WINDS OVER 30 MPH AND GUSTS OVER 45
MPH. WEST AND NORTHWEST WINDS APPROACHING 30 MPH OR STRONGER ARE
POSSIBLE FRIDAY AFTERNOON ALSO.

A HIGH WIND WARNING MAY BE ISSUED SATURDAY FOR SOME OR ALL AREAS
AS THE HIGH PRESSURE ACROSS THE HIGH PLAINS AND LOW PRESSURE
ACROSS THE MIDWEST WILL PRODUCE A VERY STRONG GRADIENT. THIS
WARNING MAY BE PRECEDED BY A HIGH WIND WATCH 24 TO 36 HOURS
BEFOREHAND.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NEEDED THROUGH TONIGHT.

&&

THIS PRODUCT IS NOW AVAILABLE...ALONG WITH OTHER WEATHER...
HYDROLOGICAL AND CLIMATOLOGICAL INFORMATION...AT
HTTP://WWW.WEATHER.GOV/NORTHPLATTE

KAR

The office that day

Everything else NWS North Platte, NE issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Nov 24, 12:09 PM MSTRed Flag WarningLBFArthur, Boyd, Brown, Cherry, Deuel, Garden and 6 more4 hr
Nov 24, 2:09 PM MSTWind AdvisoryLBFDeuel, Garden24 hr

Nearby

High Wind Watches in Nebraska, 2011Every high wind watch in 2011

Sources

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