Alert archive / Nebraska / Heat Advisories in 2012

Heat Advisory 3, NWS North Platte, NE

June 25, 201224 counties in Nebraska

NWS North Platte, NE issued this heat advisory at Jun 25, 2012, 2:24 PM MDT for 24 counties in Nebraska. It took effect at Jun 26, 2012, 12:00 PM MDT. It was in force for 8 hr.

The area

The counties it named.

The facts

Issued
Jun 25, 2012, 2:24 PM MDT (20:24 UTC)
In effect from
Jun 26, 2012, 12:00 PM MDT
Expired
Jun 26, 2012, 8:00 PM MDT
In force
8 hr
Issued by
NWS North Platte, NE
All 24 counties

Arthur County, NE, Blaine County, NE, Boyd County, NE, Brown County, NE, Chase County, NE, Cherry County, NE, Custer County, NE, Frontier 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), 24 km from the middle of the area, began a volume at 20:24 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, 8.4 hours before the alert went out and 72 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 2012-06-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1656 joules per kilogram.LFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°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 2012-06-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -12 square meters per square second.1939Sfc1 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
1656 J/kg
Mixed-layer CIN
-621 J/kg
Mixed-layer LCL
1137 m above ground
0-6 km bulk shear
27 kt
0-1 km storm-relative helicity
-12 m²/s²
0-3 km storm-relative helicity
-154 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.

594 
WWUS73 KLBF 252024
NPWLBF

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE NORTH PLATTE NE
324 PM CDT MON JUN 25 2012

...HIGH HEAT INDEX VALUES THROUGH EARLY EVENING AND THEN AGAIN ON
TUESDAY... 

.VERY WARM AIR AND HIGH HUMIDITY WILL PRODUCE HEAT INDEX VALUES
AROUND 100 DEGREES THROUGH EARLY EVENING ACROSS PORTIONS OF
FRONTIER...HAYES...AND LINCOLN COUNTIES. THEN ON TUESDAY...
TEMPERATURES WILL SOAR ABOVE 100 DEGREES OVER MUCH OF WESTERN
NEBRASKA. HUMIDITY WILL NOT BE AS HIGH ON TUESDAY...BUT WARMER
TEMPERATURES WILL CAUSE HEAT INDEX VALUES AT OR ABOVE 100 DEGREES
IN THE AFTERNOON AND EARLY EVENING.

NEZ059-070-071-260430-
/O.NEW.KLBF.HT.Y.0003.120626T1800Z-120627T0200Z/
/O.CON.KLBF.HT.Y.0002.000000T0000Z-120626T0200Z/
LINCOLN-HAYES-FRONTIER-
INCLUDING THE CITIES OF...NORTH PLATTE...HAYES CENTER...CURTIS...
EUSTIS
324 PM CDT MON JUN 25 2012

...HEAT ADVISORY REMAINS IN EFFECT UNTIL 9 PM CDT THIS EVENING...
...HEAT ADVISORY IN EFFECT FROM 1 PM TO 9 PM CDT TUESDAY...

THE NATIONAL WEATHER SERVICE IN NORTH PLATTE HAS ISSUED A HEAT
ADVISORY...WHICH IS IN EFFECT FROM 1 PM TO 9 PM CDT TUESDAY. A
HEAT ADVISORY REMAINS IN EFFECT UNTIL 9 PM CDT THIS EVENING. 

* TEMPERATURE: TEMPERATURES IN THE 90S COMBINED WITH HIGH HUMIDITY
  WILL CAUSE HEAT INDEX VALUES AROUND 100 DEGREES THROUGH EARLY
  THIS EVENING. TEMPERATURES ARE EXPECTED TO RISE ABOVE 100
  DEGREES ON TUESDAY AS WELL...WITH HEAT INDEXES AT OR ABOVE 100
  DEGREES.

* IMPACTS: HEAT INDEX VALUES OF THIS MAGNITUDE WILL PRESENT AN 
  INCREASED THREAT OF HEAT EXHAUSTION AND HEAT STROKE. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HEAT ADVISORY MEANS THAT A PERIOD OF HOT TEMPERATURES IS
EXPECTED. THE COMBINATION OF HOT TEMPERATURES AND HIGH HUMIDITY
WILL COMBINE TO CREATE A SITUATION IN WHICH HEAT ILLNESSES ARE
POSSIBLE. DRINK PLENTY OF FLUIDS...STAY IN AN AIR-CONDITIONED
ROOM...STAY OUT OF THE SUN...AND CHECK UP ON RELATIVES AND
NEIGHBORS.

TAKE EXTRA PRECAUTIONS IF YOU WORK OR SPEND TIME OUTSIDE. WHEN
POSSIBLE...RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR
EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT
STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN
POSSIBLE AND DRINK PLENTY OF WATER.

TO REDUCE RISK DURING OUTDOOR WORK...THE OCCUPATIONAL SAFETY AND
HEALTH ADMINISTRATION RECOMMENDS SCHEDULING FREQUENT REST BREAKS
IN SHADED OR AIR CONDITIONED ENVIRONMENTS. ANYONE OVERCOME BY
HEAT SHOULD BE MOVED TO A COOL AND SHADED LOCATION. HEAT STROKE
IS AN EMERGENCY...CALL 9 1 1.

&&

$$

NEZ004>006-008-023>026-035>037-057-058-069-094-260430-
/O.NEW.KLBF.HT.Y.0003.120626T1800Z-120627T0200Z/
SHERIDAN-EASTERN CHERRY-KEYA PAHA-BROWN-GRANT-HOOKER-THOMAS-
BLAINE-ARTHUR-MCPHERSON-LOGAN-KEITH-PERKINS-CHASE-WESTERN CHERRY-
INCLUDING THE CITIES OF...GORDON...RUSHVILLE...VALENTINE...
SPRINGVIEW...AINSWORTH...HYANNIS...MULLEN...THEDFORD...DUNNING...
ARTHUR...TRYON...STAPLETON...OGALLALA...GRANT...IMPERIAL...CODY...
MERRIMAN...KILGORE
324 PM CDT MON JUN 25 2012 /224 PM MDT MON JUN 25 2012/

...HEAT ADVISORY IN EFFECT FROM 1 PM CDT /NOON MDT/ TO 9 PM CDT
/8 PM MDT/ TUESDAY...

THE NATIONAL WEATHER SERVICE IN NORTH PLATTE HAS ISSUED A HEAT
ADVISORY...WHICH IS IN EFFECT FROM 1 PM CDT /NOON MDT/ TO 9 PM
CDT /8 PM MDT/ TUESDAY. 

* TEMPERATURE: TEMPERATURES OF 100 TO 108 DEGREES ARE EXPECTED
  TUESDAY AFTERNOON. THE HEAT AND HUMIDITY WILL LEAD TO HEAT INDEX
  VALUES AT OR ABOVE 100 DEGREES IN THE AFTERNOON AND EARLY
  EVENING.

* IMPACTS: HEAT INDEX VALUES OF THIS MAGNITUDE WILL PRESENT AN
  INCREASED THREAT OF HEAT EXHAUSTION AND HEAT STROKE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HEAT ADVISORY MEANS THAT A PERIOD OF HOT TEMPERATURES IS
EXPECTED. THE COMBINATION OF HOT TEMPERATURES AND HIGH HUMIDITY
WILL COMBINE TO CREATE A SITUATION IN WHICH HEAT ILLNESSES ARE
POSSIBLE. DRINK PLENTY OF FLUIDS...STAY IN AN AIR-CONDITIONED
ROOM...STAY OUT OF THE SUN...AND CHECK UP ON RELATIVES AND
NEIGHBORS.

TAKE EXTRA PRECAUTIONS IF YOU WORK OR SPEND TIME OUTSIDE. WHEN
POSSIBLE...RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR
EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT
STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN
POSSIBLE AND DRINK PLENTY OF WATER.

TO REDUCE RISK DURING OUTDOOR WORK...THE OCCUPATIONAL SAFETY AND
HEALTH ADMINISTRATION RECOMMENDS SCHEDULING FREQUENT REST BREAKS
IN SHADED OR AIR CONDITIONED ENVIRONMENTS. ANYONE OVERCOME BY
HEAT SHOULD BE MOVED TO A COOL AND SHADED LOCATION. HEAT STROKE
IS AN EMERGENCY...CALL 9 1 1.

&&

$$

BROOKS
5 follow-up statements
788 
WWUS73 KLBF 260215
NPWLBF

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE NORTH PLATTE NE
915 PM CDT MON JUN 25 2012

...HIGH HEAT INDEX VALUES AGAIN ON TUESDAY...

.VERY WARM AIR AND HIGH HUMIDITY WILL PRODUCE HEAT INDEX VALUES
AROUND 100 DEGREES TUESDAY. TEMPERATURES WILL SOAR ABOVE 100
DEGREES OVER MUCH OF WESTERN NEBRASKA AND INTO THE UPPER 90S TO
AROUND 100 OVER NORTH CENTRAL NEBRASKA. HUMIDITY WILL NOT BE AS
HIGH ON TUESDAY...BUT WARMER TEMPERATURES WILL CAUSE HEAT INDEX
VALUES NEAR OR ABOVE 100 DEGREES IN THE AFTERNOON AND EARLY
EVENING HOURS.

NEZ059-070-071-270015-
/O.EXP.KLBF.HT.Y.0002.000000T0000Z-120626T0200Z/
/O.CON.KLBF.HT.Y.0003.120626T1800Z-120627T0200Z/
LINCOLN-HAYES-FRONTIER-
INCLUDING THE CITIES OF...NORTH PLATTE...HAYES CENTER...CURTIS...
EUSTIS
915 PM CDT MON JUN 25 2012

...HEAT ADVISORY REMAINS IN EFFECT FROM 1 PM TO 9 PM CDT
TUESDAY...
...HEAT ADVISORY HAS EXPIRED FOR TODAY...

THE HEAT ADVISORY IS NO LONGER IN EFFECT FOR TODAY. A HEAT ADVISORY
REMAINS IN EFFECT FROM 1 PM TO 9 PM CDT TUESDAY.

* TEMPERATURE: TEMPERATURES IN THE UPPER 90S TO NEAR 105 DEGREES
  WILL COMBINE WITH HIGH HUMIDITY RESULTING IN HEAT INDEX VALUES
  NEAR OR ABOVE 100 DEGREES ON TUESDAY.

* IMPACTS: HEAT INDEX VALUES OF THIS MAGNITUDE WILL PRESENT AN 
  INCREASED THREAT OF HEAT EXHAUSTION AND HEAT STROKE. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HEAT ADVISORY MEANS THAT A PERIOD OF HOT TEMPERATURES IS
EXPECTED. THE COMBINATION OF HOT TEMPERATURES AND HIGH HUMIDITY
WILL COMBINE TO CREATE A SITUATION IN WHICH HEAT ILLNESSES ARE
POSSIBLE. DRINK PLENTY OF FLUIDS...STAY IN AN AIR-CONDITIONED
ROOM...STAY OUT OF THE SUN...AND CHECK UP ON RELATIVES AND
NEIGHBORS.

TAKE EXTRA PRECAUTIONS IF YOU WORK OR SPEND TIME OUTSIDE. WHEN
POSSIBLE...RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR
EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT
STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN
POSSIBLE AND DRINK PLENTY OF WATER.

TO REDUCE RISK DURING OUTDOOR WORK...THE OCCUPATIONAL SAFETY AND
HEALTH ADMINISTRATION RECOMMENDS SCHEDULING FREQUENT REST BREAKS
IN SHADED OR AIR CONDITIONED ENVIRONMENTS. ANYONE OVERCOME BY
HEAT SHOULD BE MOVED TO A COOL AND SHADED LOCATION. HEAT STROKE
IS AN EMERGENCY...CALL 9 1 1.

&&

$$

NEZ007-009-010-027>029-038-270015-
/O.EXA.KLBF.HT.Y.0003.120626T1800Z-120627T0200Z/
BOYD-ROCK-HOLT-LOUP-GARFIELD-WHEELER-CUSTER-
INCLUDING THE CITIES OF...SPENCER...BASSETT...ONEILL...TAYLOR...
BURWELL...BARTLETT...BROKEN BOW
915 PM CDT MON JUN 25 2012

...HEAT ADVISORY IN EFFECT FROM 1 PM TO 9 PM CDT TUESDAY...

THE NATIONAL WEATHER SERVICE IN NORTH PLATTE HAS ISSUED A HEAT
ADVISORY...WHICH IS IN EFFECT FROM 1 PM TO 9 PM CDT TUESDAY. 

* TEMPERATURE: TEMPERATURES IN THE UPPER 90S TO NEAR 105 DEGREES
  WILL COMBINE WITH HIGH HUMIDITY RESULTING IN HEAT INDEX VALUES
  NEAR OR ABOVE 100 DEGREES ON TUESDAY.

* IMPACTS: HEAT INDEX VALUES OF THIS MAGNITUDE WILL PRESENT AN
  INCREASED THREAT OF HEAT EXHAUSTION AND HEAT STROKE. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HEAT ADVISORY MEANS THAT A PERIOD OF HOT TEMPERATURES IS
EXPECTED. THE COMBINATION OF HOT TEMPERATURES AND HIGH HUMIDITY
WILL COMBINE TO CREATE A SITUATION IN WHICH HEAT ILLNESSES ARE
POSSIBLE. DRINK PLENTY OF FLUIDS...STAY IN AN AIR-CONDITIONED
ROOM...STAY OUT OF THE SUN...AND CHECK UP ON RELATIVES AND
NEIGHBORS.

TAKE EXTRA PRECAUTIONS IF YOU WORK OR SPEND TIME OUTSIDE. WHEN
POSSIBLE...RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR
EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT
STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN
POSSIBLE AND DRINK PLENTY OF WATER.

TO REDUCE RISK DURING OUTDOOR WORK...THE OCCUPATIONAL SAFETY AND
HEALTH ADMINISTRATION RECOMMENDS SCHEDULING FREQUENT REST BREAKS
IN SHADED OR AIR CONDITIONED ENVIRONMENTS. ANYONE OVERCOME BY
HEAT SHOULD BE MOVED TO A COOL AND SHADED LOCATION. HEAT STROKE
IS AN EMERGENCY...CALL 9 1 1.

&&

$$

NEZ004>006-008-023>026-035>037-057-058-069-094-270015-
/O.CON.KLBF.HT.Y.0003.120626T1800Z-120627T0200Z/
SHERIDAN-EASTERN CHERRY-KEYA PAHA-BROWN-GRANT-HOOKER-THOMAS-
BLAINE-ARTHUR-MCPHERSON-LOGAN-KEITH-PERKINS-CHASE-WESTERN CHERRY-
INCLUDING THE CITIES OF...GORDON...RUSHVILLE...VALENTINE...
SPRINGVIEW...AINSWORTH...HYANNIS...MULLEN...THEDFORD...DUNNING...
ARTHUR...TRYON...STAPLETON...OGALLALA...GRANT...IMPERIAL...CODY...
MERRIMAN...KILGORE
915 PM CDT MON JUN 25 2012 /815 PM MDT MON JUN 25 2012/

...HEAT ADVISORY REMAINS IN EFFECT FROM 1 PM CDT /NOON MDT/ TO
9 PM CDT /8 PM MDT/ TUESDAY...

A HEAT ADVISORY REMAINS IN EFFECT FROM 1 PM CDT /NOON MDT/ TO
9 PM CDT /8 PM MDT/ TUESDAY. 

* TEMPERATURE: TEMPERATURES IN THE UPPER 90S TO NEAR 105 DEGREES
  WILL COMBINE WITH HIGH HUMIDITY RESULTING IN HEAT INDEX VALUES
  NEAR OR ABOVE 100 DEGREES ON TUESDAY.

* IMPACTS: HEAT INDEX VALUES OF THIS MAGNITUDE WILL PRESENT AN
  INCREASED THREAT OF HEAT EXHAUSTION AND HEAT STROKE. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HEAT ADVISORY MEANS THAT A PERIOD OF HOT TEMPERATURES IS
EXPECTED. THE COMBINATION OF HOT TEMPERATURES AND HIGH HUMIDITY
WILL COMBINE TO CREATE A SITUATION IN WHICH HEAT ILLNESSES ARE
POSSIBLE. DRINK PLENTY OF FLUIDS...STAY IN AN AIR-CONDITIONED
ROOM...STAY OUT OF THE SUN...AND CHECK UP ON RELATIVES AND
NEIGHBORS.

TAKE EXTRA PRECAUTIONS IF YOU WORK OR SPEND TIME OUTSIDE. WHEN
POSSIBLE...RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR
EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT
STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN
POSSIBLE AND DRINK PLENTY OF WATER.

TO REDUCE RISK DURING OUTDOOR WORK...THE OCCUPATIONAL SAFETY AND
HEALTH ADMINISTRATION RECOMMENDS SCHEDULING FREQUENT REST BREAKS
IN SHADED OR AIR CONDITIONED ENVIRONMENTS. ANYONE OVERCOME BY
HEAT SHOULD BE MOVED TO A COOL AND SHADED LOCATION. HEAT STROKE
IS AN EMERGENCY...CALL 9 1 1.

&&

$$

MASEK
351 
WWUS73 KLBF 260926
NPWLBF

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE NORTH PLATTE NE
426 AM CDT TUE JUN 26 2012

...HIGH HEAT INDEX VALUES AGAIN TODAY...

.VERY WARM AIR AND HIGH HUMIDITY WILL PRODUCE HEAT INDEX VALUES
AROUND 100 DEGREES TODAY. TEMPERATURES WILL SOAR ABOVE 100
DEGREES OVER MUCH OF WESTERN NEBRASKA AND INTO THE UPPER 90S TO
AROUND 100 OVER NORTH CENTRAL NEBRASKA. HUMIDITY WILL NOT BE AS
HIGH ON TUESDAY...BUT WARMER TEMPERATURES WILL CAUSE HEAT INDEX
VALUES NEAR OR ABOVE 100 DEGREES IN THE AFTERNOON AND EARLY
EVENING HOURS.

NEZ004>010-023>029-035>038-057>059-069>071-094-261730-
/O.CON.KLBF.HT.Y.0003.120626T1800Z-120627T0200Z/
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
426 AM CDT TUE JUN 26 2012 /326 AM MDT TUE JUN 26 2012/

...HEAT ADVISORY REMAINS IN EFFECT FROM 1 PM CDT /NOON MDT/ THIS
AFTERNOON TO 9 PM CDT /8 PM MDT/ THIS EVENING...

A HEAT ADVISORY REMAINS IN EFFECT FROM 1 PM CDT /NOON MDT/ THIS
AFTERNOON TO 9 PM CDT /8 PM MDT/ THIS EVENING. 

* TEMPERATURE: TEMPERATURES IN THE UPPER 90S TO NEAR 105 DEGREES 
  WILL COMBINE WITH HIGH HUMIDITY RESULTING IN HEAT INDEX VALUES 
  NEAR OR ABOVE 100 DEGREES ON TUESDAY. 

* IMPACTS: HEAT INDEX VALUES OF THIS MAGNITUDE WILL PRESENT AN 
  INCREASED THREAT OF HEAT EXHAUSTION AND HEAT STROKE. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HEAT ADVISORY MEANS THAT A PERIOD OF HOT TEMPERATURES IS
EXPECTED. THE COMBINATION OF HOT TEMPERATURES AND HIGH HUMIDITY
WILL COMBINE TO CREATE A SITUATION IN WHICH HEAT ILLNESSES ARE
POSSIBLE. DRINK PLENTY OF FLUIDS...STAY IN AN AIR-CONDITIONED
ROOM...STAY OUT OF THE SUN...AND CHECK UP ON RELATIVES AND
NEIGHBORS.

TAKE EXTRA PRECAUTIONS IF YOU WORK OR SPEND TIME OUTSIDE. WHEN
POSSIBLE...RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR
EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT
STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN
POSSIBLE AND DRINK PLENTY OF WATER.

TO REDUCE RISK DURING OUTDOOR WORK...THE OCCUPATIONAL SAFETY AND
HEALTH ADMINISTRATION RECOMMENDS SCHEDULING FREQUENT REST BREAKS
IN SHADED OR AIR CONDITIONED ENVIRONMENTS. ANYONE OVERCOME BY
HEAT SHOULD BE MOVED TO A COOL AND SHADED LOCATION. HEAT STROKE
IS AN EMERGENCY...CALL 9 1 1.

&&

$$
621 
WWUS73 KLBF 261427
NPWLBF

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE NORTH PLATTE NE
927 AM CDT TUE JUN 26 2012

...HIGH HEAT INDEX VALUES AGAIN TODAY...

NEZ004>010-023>029-035>038-057>059-069>071-094-262230-
/O.CON.KLBF.HT.Y.0003.120626T1800Z-120627T0200Z/
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
927 AM CDT TUE JUN 26 2012 /827 AM MDT TUE JUN 26 2012/

...HEAT ADVISORY REMAINS IN EFFECT FROM 1 PM CDT /NOON MDT/ THIS
AFTERNOON TO 9 PM CDT /8 PM MDT/ THIS EVENING...

A HEAT ADVISORY REMAINS IN EFFECT FROM 1 PM CDT /NOON MDT/ THIS
AFTERNOON TO 9 PM CDT /8 PM MDT/ THIS EVENING. 

* TEMPERATURE: TEMPERATURES IN THE UPPER 90S TO NEAR 108 DEGREES
  ARE EXPECTED THIS AFTERNOON. THE HIGHEST TEMPERATURES...WITH
  READINGS NEAR 108 DEGREES...WILL OCCUR ACROSS SOUTHWEST
  NEBRASKA. FARTHER EAST ACROSS CENTRAL AND PORTIONS OF NORTH
  CENTRAL NEBRASKA...TEMPERATURES WILL NOT BE AS HIGH...BUT
  HUMIDITY WILL COMBINE WITH THE HEAT AND PUSH HEAT INDEX READINGS
  TO OVER 100 DEGREES. 

* IMPACTS: HEAT INDEX VALUES OF THIS MAGNITUDE WILL PRESENT AN 
  INCREASED THREAT OF HEAT EXHAUSTION AND HEAT STROKE. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HEAT ADVISORY MEANS THAT A PERIOD OF HOT TEMPERATURES IS
EXPECTED. THE COMBINATION OF HOT TEMPERATURES AND HIGH HUMIDITY
WILL COMBINE TO CREATE A SITUATION IN WHICH HEAT ILLNESSES ARE
POSSIBLE. DRINK PLENTY OF FLUIDS...STAY IN AN AIR-CONDITIONED
ROOM...STAY OUT OF THE SUN...AND CHECK UP ON RELATIVES AND
NEIGHBORS.

TAKE EXTRA PRECAUTIONS IF YOU WORK OR SPEND TIME OUTSIDE. WHEN
POSSIBLE...RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR
EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT
STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN
POSSIBLE AND DRINK PLENTY OF WATER.

TO REDUCE RISK DURING OUTDOOR WORK...THE OCCUPATIONAL SAFETY AND
HEALTH ADMINISTRATION RECOMMENDS SCHEDULING FREQUENT REST BREAKS
IN SHADED OR AIR CONDITIONED ENVIRONMENTS. ANYONE OVERCOME BY
HEAT SHOULD BE MOVED TO A COOL AND SHADED LOCATION. HEAT STROKE
IS AN EMERGENCY...CALL 9 1 1.

&&

$$

TAYLOR
592 
WWUS73 KLBF 262110
NPWLBF

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE NORTH PLATTE NE
410 PM CDT TUE JUN 26 2012

...HIGH HEAT INDEX INTO THIS EVENING...

NEZ004>010-023>029-035>038-057>059-069>071-094-270200-
/O.CON.KLBF.HT.Y.0003.000000T0000Z-120627T0200Z/
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
410 PM CDT TUE JUN 26 2012 /310 PM MDT TUE JUN 26 2012/

...HEAT ADVISORY REMAINS IN EFFECT UNTIL 9 PM CDT /8 PM MDT/ THIS
EVENING...

A HEAT ADVISORY REMAINS IN EFFECT UNTIL 9 PM CDT /8 PM MDT/ THIS
EVENING. 

* TEMPERATURE: TEMPERATURES IN THE UPPER 90S TO NEAR 110 DEGREES
  WILL CONTINUE INTO THIS EVENING. THE HIGHEST TEMPERATURES...WITH
  READINGS UP TO 110 DEGREES...WILL OCCUR ACROSS SOUTHWEST
  NEBRASKA. FARTHER EAST ACROSS CENTRAL AND PORTIONS OF NORTH
  CENTRAL NEBRASKA...TEMPERATURES WILL TOP OUT IN THE MID TO UPPER
  90S...BUT HUMIDITY WILL COMBINE WITH THE HEAT AND PUSH HEAT
  INDEX READINGS OVER 100 DEGREES.

* IMPACTS: HEAT INDEX VALUES OF THIS MAGNITUDE WILL PRESENT AN 
  INCREASED THREAT OF HEAT EXHAUSTION AND HEAT STROKE. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HEAT ADVISORY MEANS THAT A PERIOD OF HOT TEMPERATURES IS
EXPECTED. THE COMBINATION OF HOT TEMPERATURES AND HIGH HUMIDITY
WILL COMBINE TO CREATE A SITUATION IN WHICH HEAT ILLNESSES ARE
POSSIBLE. DRINK PLENTY OF FLUIDS...STAY IN AN AIR-CONDITIONED
ROOM...STAY OUT OF THE SUN...AND CHECK UP ON RELATIVES AND
NEIGHBORS.

TAKE EXTRA PRECAUTIONS IF YOU WORK OR SPEND TIME OUTSIDE. WHEN
POSSIBLE...RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR
EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT
STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN
POSSIBLE AND DRINK PLENTY OF WATER.

TO REDUCE RISK DURING OUTDOOR WORK...THE OCCUPATIONAL SAFETY AND
HEALTH ADMINISTRATION RECOMMENDS SCHEDULING FREQUENT REST BREAKS
IN SHADED OR AIR CONDITIONED ENVIRONMENTS. ANYONE OVERCOME BY
HEAT SHOULD BE MOVED TO A COOL AND SHADED LOCATION. HEAT STROKE
IS AN EMERGENCY...CALL 9 1 1.

&&

$$

BROOKS
567 
WWUS73 KLBF 270204
NPWLBF

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE NORTH PLATTE NE
904 PM CDT TUE JUN 26 2012


NEZ004>010-023>029-035>038-057>059-069>071-094-270315-
/O.EXP.KLBF.HT.Y.0003.000000T0000Z-120627T0200Z/
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
904 PM CDT TUE JUN 26 2012 /804 PM MDT TUE JUN 26 2012/

...HEAT ADVISORY HAS EXPIRED...

THE HEAT ADVISORY IS NO LONGER IN EFFECT. TEMPERATURES WILL
CONTINUE TO FALL THROUGH THE EVENING AND OVERNIGHT HOURS.
ALTHOUGH IT IS STILL UNSEASONABLY WARM AND HUMID...HEAT INDEX
VALUES ARE NOT AT CRITICAL LEVELS...THUS THE HEAT ADVISORY HAS
BEEN ALLOWED TO EXPIRE.

$$

MASEK

What forecasters said that day

The local office's own words before this heat advisory 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 heat advisory went out at Jun 25, 12:01 PM MDT, 2 hours 23 minutes earlier.

Area forecast discussion, Jun 25, 12:01 PM MDT, 2 hours 23 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE NORTH PLATTE NE
101 PM CDT MON JUN 25 2012

.AVIATION...

CONDITIONS WILL CONTINUE TO IMPROVE OVER NORTH CENTRAL NEBRASKA
THIS AFTERNOON AS THE LOW LEVEL MOISTURE SLOWLY MIXES OUT. THE
SURFACE BOUNDARY WHERE THIS MOISTURE IS IN PLACE IS LOOKING TO BE
LOCATED FROM AROUND KIEN TO KLXN AT 12Z TUESDAY MORNING. BELIEVE
STRATUS WILL ONCE AGAIN FILL IN OVER AREAS NORTHEAST OF THIS
BOUNDARY SO ADDED LOWERED CEILINGS IN FOR KVTN IN THE MORNING
HOURS. AT LOCATIONS VERY NEAR THE BOUNDARY AND THE EDGE OF THE LOW
LEVEL MOISTURE...BELIEVE THE MOISTURE WILL BE QUITE SHALLOW AND
WOULD INSTEAD GET A FEW HOURS OF FOG...WHICH HAS BEEN INCLUDED AT
KLBF. THIS BOUNDARY THEN LOOKS TO PUSH EAST QUICKLY IN THE
MORNING...WHICH SHOULD MIX THIS MOISTURE OUT AND IMPROVE
CONDITIONS.

&&

.PREV DISCUSSION... /ISSUED 1033 AM CDT MON JUN 25 2012/

UPDATE...

UPDATED TO PULL THE FOG OUT OF THE FORECAST FOR THIS MORNING
ALTHOUGH GETTING SOME 3 TO 5 MILE VISIBILITIES AT KVTN/KANW/KBBW
STILL AT 15Z. CLOUDS MAY STICK AROUND A LITTLE LONGER ACROSS
PORTIONS OF NORTH CENTRAL NEBRASKA WHILE THE SOUTHWESTERN PARTS OF
THE FORECAST AREA HAVE MIXED OUT ALREADY.

DEWPOINTS REMAIN IN THE 60S AND LOW 70S OVER ALL OF WESTERN AND
NORTH CENTRAL NEBRASKA ALTHOUGH DO SEE READINGS IN THE UPPER 30S
TO LOW 50S IN PARTS OF EASTERN AND NORTHEAST COLORADO. LOW
PRESSURE OVER CENTRAL COLORADO WILL PUSH NORTH THROUGH THE
DAY...BRINGING THE DRIER AIR NORTHWARD AS WELL. THIS MAY NOT OCCUR
UNTIL MID TO LATE AFTERNOON...HOWEVER BUT SHOULD BE ENOUGH TIME
TO ALLOW FOR NEAR FULL MIXING...BRINGING TEMPERATURES TO FORECAST
HIGHS AND ALSO BRINGING PORTIONS OF THE AREA TO RED FLAG CRITERIA.
LOCATIONS MOST LIKELY TO SEE THIS WILL BE SOUTHWEST OF A LINE FROM
CRESCENT LAKE WILDLIFE REFUGE TO OGALLALA TO IMPERIAL.

AREAS NORTH AND EAST OF THE CRESCENT LAKE TO IMPERIAL LINE LOOK TO
STILL BE QUITE WARM TODAY...BUT WILL NOT REACH FULL MIXING. STILL
WITH TEMPERATURES IN THE UPPER 90S AND DEWPOINTS IN THE
60S...APPARENT TEMPERATURES WILL STILL BE AROUND 100 DEGREES IN
LINCOLN...HAYES AND FRONTIER COUNTIES SO NO CHANGES EXPECTED TO
HEAT ADVISORY AT THIS TIME.

WILL BE CLOSELY MONITORING CLOUDS AND DEWPOINTS INTO THE AFTERNOON
WITH FURTHER UPDATES POSSIBLE AS THESE IMPACT TEMPERATURES.

PREV DISCUSSION... /ISSUED 344 AM CDT MON JUN 25 2012/

DISCUSSION...
SHORT TERM...THROUGH 12Z THURSDAY.  MAIN FORECASTING CHALLENGES
REMAIN THE POTENTIAL OF ABNORMALLY WARM TEMPERATURES AND THE IMPACTS
ASSOCIATED WITH THE EXTREME HEAT.

EVENING UPPER AIR ANALYSIS INDICATES LONG WAVE RIDGING OVER MOST OF
THE CONTIGUOUS 48...WITH TROUGHING ANALYZED ACROSS THE PACIFIC
NORTHWEST AND NORTHEASTERN STATES.  AS TO BE EXPECTED...THE GREATEST
MID AND UPPER JET ENERGY REMAINS WELL NORTH OF THE CENTRAL/NORTHERN
PLAINS WITH A MODEST JET STREAK ANALYZED ACROSS THE PACIFIC
NORTHWEST.  WATER VAPOR IMAGERY REVEALS THAT SUBSTANTIALLY DRY AIR
RESIDES FROM TEXAS NORTH ACROSS THE CENTRAL HIGH PLAINS...BUT
REMNANT MID LEVEL MOISTURE CONTINUES TO STREAM NORTH ALONG THE
WESTERN PERIPHERY OF THE RIDGE STRETCH NORTHWARD FROM OLD MEXICO
INTO NORTHERN WYOMING.  CONVECTION WAS ABLE TO FIRE DESPITE THE +20C
AIR AT 7H ACROSS NORTHEASTERN COLORADO THIS PAST EVENING....WITH THE
DECAYING TOPS WORKING NORTHEAST INTO THE PANHANDLE OF NEBRASKA.  A
QUICK CHECK OF THE SURFACE REVEALS A PERSISTENT STATIONARY BOUNDARY
SITUATED NORTH OF KSYF AND THEN EAST ALONG THE KANSAS/NEBRASKA
BORDER...FURTHER NORTH...EASTERLY FLOW WITH TD/S IN THE 70S ARE THE
NORM AT 06Z.  REDUCED VISIBILITIES HAVE BEEN NOTED SPORADICALLY
ACROSS SOUTH CENTRAL NEBRASKA AND THE PLATTE VALLEY...BUT WIDESPREAD
FOG HAS NOT FORMED AS OF 08Z.

THE EXPECTED STRATUS AND LIGHT FOG WILL LIFT QUICKLY THIS MORNING AS
MODEL GUIDANCE SUGGESTS A NORTHWESTWARD ADVANCEMENT OF THE FRONTAL
BOUNDARY ACROSS WESTERN NEBRASKA.  THIS WILL ALLOW FOR INCREASINGLY
DRIER AIR TO INFILTRATE OUR WESTERN COUNTIES AND AS A SURFACE TROUGH
DEEPENS ACROSS THE HIGH PLAINS OF EASTERN COLORADO/WYOMING...THE
EASTERLY FLOW WILL TRANSITION TO MORE SOUTHEASTERLY ACROSS MUCH OF
THE CWA. AS SUFFICIENT MIXING OCCURS...ABNORMALLY WARM AIR ALOFT AND
THE DRYING CONDITIONS WILL LEAD TO MUCH WARMER TEMPERATURES ACROSS
ALL OF SOUTHWEST AND WESTERN NEBRASKA...WITH WIDESPREAD TRIPLE DIGIT
READINGS EXPECTED.  GREATER ATMOSPHERIC MOISTURE AND A MORE EASTERLY
COMPONENT TO THE WIND WILL HELP KEEP TEMPERATURES NEAR 90 OVER OUR
NORTH CENTRAL ZONES.  WITH THE INCREASING HEAT AND A FAIR AMOUNT OF
MOISTURE EAST OF THE BOUNDARY...DANGEROUS HEAT INDEX VALUES OF OVER
100F ARE EXPECTED THIS AFTERNOON.  WILL ISSUE A HEAT ADVISORY FOR
LINCOLN...HAYES AND FRONTIER COUNTY FROM 18-02Z THIS AFTERNOON.

THE SURFACE TROUGH WILL AID IN THE DEVELOPMENT OF STRONG
SOUTHERLY FLOW ACROSS WESTERN NEBRASKA THIS AFTERNOON...WITH GUST
POTENTIAL OF 25 MPH BY AFTERNOON.  THE ELEVATED WINDS WILL COMBINE
WITH A DRY ANTECEDENT AIRMASS AND THE RECORD /NEAR/ WARMTH TO
PRODUCE CRITICAL FIRE GROWTH POTENTIAL. WILL GO AHEAD AND ISSUE A
RED FLAG WARNING FOR FIRE ZONE 204 AND 210 BEGINNING AT 17Z AND
CONTINUING UNTIL 03Z.  NOTE THAT WESTERN PORTIONS OF ZONE 206 MAY
EXPERIENCE LOCALIZED RED FLAG CONDITIONS THIS AFTERNOON AS WELL.  A
EASTWARD EXTENSION MAY BE NEEDED.

WITH THE PRESENCE OF THE UPPER RIDGE AND AN OVERALL LACK IN
KINEMATIC FORCING...THE FORECAST APPEARS TO REMAIN DRY THROUGH
THROUGH THE OVERNIGHT TONIGHT. HOWEVER THE NAM...GFS AND EURO
SUGGEST TO VARYING DEGREES THE FORMATION OF OF ISOLATED CONVECTION
LATE THIS AFTERNOON/EVENING ACROSS THE FAR EASTERN
PANHANDLE/NORTHWEST.  GIVEN THE EXPECTED WELL MIXED ENVIRONMENT AND
THE PRESENCE OF A BOUNDARY...CANNOT ENTIRE RULE OUT A STRAY HIGH
BASED TSTORM.  FORECAST SOUNDINGS SHOW THE EXPECTED INVERTED V
ACROSS THE PANHANDLE AND WESTERN SAND HILLS...SO ERRATIC WIND GUSTS
WOULD BE EXPECTED WITH THE POTENTIAL OF DRY CG FROM ANY STORM THAT
WERE TO DEVELOP.

TUESDAY AND WEDNESDAY...A FULL TORCH OUT ACROSS THE ENTIRE REGION IS
LIKELY ON TUESDAY. THE UPPER PATTERN TRANSITIONS TO SLIGHTLY SOUTHWEST AS
THE RIDGE AXIS BUILDS EAST WITH AN IMPINGING NORTHWESTERN CONUS
TROUGH.  WITH SOUTHWESTERLY FLOW AT THE SURFACE AND H85 T/S REACHING
30-38C...TRIPLE DIGIT READINGS WILL BE EXPECTED ACROSS MUCH IF NOT
ALL OF THE CWA.  SEVERAL RECORDS MAY BE BROKEN.  FOR
WEDNESDAY...AVAILABLE GUIDANCE INDICATES THE PASSAGE OF A WEAK
BOUNDARY AS THE NORTHWESTERN CONUS TROUGH ADVANCES ACROSS THE
CANADIAN PRAIRIES.  THIS SHOULD PROVIDE FOR A SLIGHT REPRIEVE FROM
THE RECORD BREAKING HEAT.  NAM HAS THE FRONT THROUGH THE CWA BY
15Z...WITH THE GFS SLIGHTLY SLOWER.  TEMPERATURES SHOULD BE
NOTICEABLY COOLER...BUT RATHER THAN MAKE WHOLESALE CHANGES TO THE
ONGOING FORECAST...WILL LOWER THE EXISTING T/S A COUPLE DEGREES TO
START...BUT HOPEFULLY THESE NUMBERS WILL NEED TO BE TRENDED LOWER
FURTHER.

FIRE CONCERNS WILL BE HIGH AGAIN ON TUESDAY AS CRITICALLY LOW
RH...ABNORMALLY WARM TEMPERATURES AND INCREASING SOUTHERLY FLOW
COMBINE TO CREATE THE POTENTIAL FOR EXTREME FIRE GROWTH/BEHAVIOR.
RATHER THAN GET TOO COMPLICATED AND ADD TO THE VARIOUS
HEADLINES...WILL TAKE EACH ONE DAY AT A TIME. THAT BEING SAID...IT
IS ANTICIPATED THAT MOST IF NOT ALL OF THE FIRE ZONES WITH WESTERN
AND NORTH CENTRAL NEBRASKA WILL REACH RED FLAG CRITERIA ON
TUESDAY.

EXTENDED...12Z THURSDAY AND BEYOND.  THERE/S PRETTY GOOD MODEL
AGREEMENT IN THE EXTENDED...AS THE UPPER RIDGE IS SOMEWHAT BROKEN
DOWN WITH THE PASSAGE OF THE SOUTHERN CANADIAN SW TROUGH.  TRAILING
THE TROUGH...MODELS HAVE A FAIRLY SUBSTANTIAL UPPER JET STREAK
CRUISING ACROSS THE NORTHERN PLAINS INTO THE UPPER MIDWEST LATE
THURSDAY INTO FRIDAY.  WITH VARYING DEGREES...THE LONGER RANGE
SOLUTIONS PLACE THE RRQ OF THE DEPARTING JET IN A FAVORABLE
PROXIMITY TO WESTERN/NORTH CENTRAL NEBRASKA TO PROVIDE SOME UPPER
SUPPORT.  MEANWHILE...A WEAK DISTURBANCE IS SHOWN MOVING THROUGH
QUASI SW TO ZONAL FLOW WHICH MAY SUPPORT THE DEVELOPMENT OF ISOLATED
STORMS LATE THURSDAY...WITH ANOTHER DISTURBANCE PROGGED FRIDAY
EVENING.  WILL LEAVE SLIGHT CHANCE/CHANCE MENTION IN THE FORECAST
FOR NOW.  UPPER RIDGE LOOKS TO ONCE AGAIN BECOME ESTABLISHED ACROSS
THE CENTRAL/NORTHERN PLAINS FOR THE WEEKEND...BUT THERE IS THE
TYPICAL VARIANCE WITHIN THE SOLUTIONS THIS FAR OUT...WILL TREND THE
EXTENDED TEMPERATURES SLIGHTLY ABOVE CLIMO...AND WAIT FOR A STRONGER
SIGNAL BEFORE VENTURING ANY HIGHER.

FIRE WEATHER...
CRITICAL FIRE CONDITIONS ARE EXPECTED BOTH TODAY AND TOMORROW
ACROSS PORTIONS OF THE FORECAST AREA. A DRY AIRMASS WILL
INFILTRATE FROM THE SOUTHWEST AS SURFACE TEMPERATURES CLIMB TO NEAR
RECORD VALUES. WITH INCREASING SOUTHERLY FLOW AS A SURFACE TROUGH
DEEPENS OVER THE EASTERN HIGH PLAINS...CONDITIONS BECOME FAVORABLE
FOR EXTREME FIRE GROWTH THIS AFTERNOON ACROSS FIRE ZONES 204 AND
210...AND POSSIBLY SPREADING AS FAR EAST AS WESTERN PORTIONS OF
ZONE 206. MINIMUM RH VALUES OF UNDER 10 PERCENT ARE EXPECTED THIS
AFTERNOON WITH WIND GUST POTENTIAL OF 25 MPH.

ON TUESDAY...WIDESPREAD RED FLAG CONDITIONS ARE ANTICIPATED AS
RECORD TEMPERATURES COMBINE WITH A DRY ANTECEDENT AIRMASS AND
GUSTS POTENTIAL OF 25 MPH TO SUPPORT EXTREME GROWTH POTENTIAL.

&&

.LBF WATCHES/WARNINGS/ADVISORIES...RED FLAG WARNING UNTIL 10 PM CDT
/9 PM MDT/ THIS EVENING FOR NEZ204-210.

HEAT ADVISORY UNTIL 9 PM CDT THIS EVENING FOR NEZ059-070-071.

&&

SHORT TERM/EXTENDED...JACOBS
AVIATION/UPDATE...BROOKS
Hazardous weather outlook, Jun 25, 5:34 AM MDT, 8 hours 50 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE NORTH PLATTE NE
634 AM CDT MON JUN 25 2012

NEZ004>010-022>029-035>038-056>059-069>071-094-261145-
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-
634 AM CDT MON JUN 25 2012 /534 AM MDT MON JUN 25 2012/

...HEAT ADVISORY IN EFFECT FROM 1 PM TO 9 PM CDT FOR PORTIONS OF
SOUTHWEST NEBRASKA...

...RED FLAG WARNING IN EFFECT FROM NOON CDT /11 AM MDT/ TODAY TO
10 PM CDT /9 PM MDT/ THIS EVENING FOR THE EASTERN PANHANDLE INTO
PORTIONS OF THE WESTERN SANDHILLS AND SOUTHWEST NEBRASKA...

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

.DAY ONE...TODAY AND TONIGHT.

A STRONG UPPER LEVEL RIDGE OF HIGH PRESSURE WILL HELP TO PRODUCE
HOT CONDITIONS WITH HEAT INDEX VALUES AROUND 100 DEGREES THIS
AFTERNOON INTO EARLY EVENING ACROSS FRONTIER...HAYES...AND
LINCOLN COUNTY.

DRY AIR WILL SPREAD INTO WESTERN NEBRASKA AND COMBINE WITH HOT
TEMPERATURES AND SOUTHEAST WINDS OF 15 TO 30 MPH TO CREATE
CONDITIONS FAVORABLE FOR EXTREME FIRE GROWTH THIS AFTERNOON AND
EVENING. THE AREA OF CONCERN WILL GENERALLY BE WEST OF A LINE FROM
HAY SPRINGS THROUGH OGALLALA AND HAYES CENTER.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY.

EXTREME HEAT IS EXPECTED TO SPREAD NORTHWARD TUESDAY WITH MANY
LOCATIONS REACHING HIGHS ABOVE 100 DEGREES...WITH SOME AREAS
EXCEEDING 105 DEGREES ACROSS WESTERN NEBRASKA. WIDESPREAD
DANGEROUS HEAT INDEX READINGS ARE LIKELY ON TUESDAY...GENERALLY
EAST OF AN IMPERIAL THROUGH CODY LINE. AREAS WEST OF THIS LINE MAY
REACH CRITICAL FIRE CONDITIONS.

LITTLE OR NO PRECIPITATION IS EXPECTED THROUGH THIS WEEKEND...SO
VERY DRY CONDITIONS ARE LIKELY AS WELL. THIS WILL BRING A CONTINUED
RISK OF RANGE FIRE TO THE AREA.

.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
Jun 25, 2:21 AM MDTHeat AdvisoryLBFFrontier, Hayes, Lincoln18 hr
Jun 25, 2:39 AM MDTRed Flag WarningLBFArthur, Chase, Cherry, Deuel, Garden, Grant and 5 more18 hr
Jun 25, 2:46 PM MDTFire Weather WatchLBFBlaine, Boyd, Brown, Chase, Cherry, Frontier and 10 more13 hr

Nearby

Heat Advisories in Nebraska, 2012Every heat advisory in 2012

Sources

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