Alert archive / Nebraska / Freeze Warnings in 2012

Freeze Warning 2, NWS North Platte, NE

October 4, 20129 counties in Nebraska

NWS North Platte, NE issued this freeze warning at Oct 4, 2012, 4:02 PM CDT for 9 counties in Nebraska. It took effect at Oct 5, 2012, 1:00 AM CDT. It was in force for 9 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
Oct 4, 2012, 4:02 PM CDT (21:02 UTC)
In effect from
Oct 5, 2012, 1:00 AM CDT
Expired
Oct 5, 2012, 10:00 AM CDT
In force
9 hr
Issued by
NWS North Platte, NE

Counties Blaine County, NE, Boyd County, NE, Custer County, NE, Garfield County, NE, Holt County, NE, Keya Paha County, NE, Loup County, NE, Rock County, NE, Wheeler County, NE

The radar

The North Platte radar (KLNX), 111 km from the middle of the area, began a volume at 21:05 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, 9.0 hours before the alert went out and 162 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 2012-10-04Temperature 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 2012-10-04The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -237 square meters per square second.19395878Sfc1 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
960 m above ground
0-6 km bulk shear
50 kt
0-1 km storm-relative helicity
-237 m²/s²
0-3 km storm-relative helicity
-49 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.

750 
WWUS73 KLBF 042102
NPWLBF

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE NORTH PLATTE NE
402 PM CDT THU OCT 4 2012

...COLD TEMPERATURES TONIGHT...
A COLD SURFACE HIGH PRESSURE WILL BUILD INTO WESTERN AND NORTH
CENTRAL NEBRASKA TONIGHT AND IN THE DRY...COLD AIRMASS...TEMPERATURES
WILL DROP TO THE MID 20S TO THE LOWER 30S OVERNIGHT. THESE COLD
TEMPERATURES WILL BE ENOUGH FOR FROST OR FREEZING CONDITIONS...AND
POTENTIALLY ENDING THE GROWING SEASON.

NEZ006-007-009-010-026>029-038-050515-
/O.NEW.KLBF.FZ.W.0002.121005T0600Z-121005T1500Z/
KEYA PAHA-BOYD-ROCK-HOLT-BLAINE-LOUP-GARFIELD-WHEELER-CUSTER-
INCLUDING THE CITIES OF...SPRINGVIEW...SPENCER...BASSETT...
ONEILL...DUNNING...TAYLOR...BURWELL...BARTLETT...BROKEN BOW
402 PM CDT THU OCT 4 2012

...FREEZE WARNING IN EFFECT FROM 1 AM TO 10 AM CDT FRIDAY...

THE NATIONAL WEATHER SERVICE IN NORTH PLATTE HAS ISSUED A FREEZE
WARNING...WHICH IS IN EFFECT FROM 1 AM TO 10 AM CDT FRIDAY. 

* TEMPERATURE...DROPPING TO THE 25 TO 28 DEGREE RANGE OVERNIGHT
  AND REMAINING COLD THROUGH EARLY FRIDAY MORNING.

* IMPACTS: TEMPERATURES THIS COLD WILL RESULT IN A KILLING
  FREEZE...PUTTING AN END TO THE GROWING SEASON. FREEZING
  TEMPERATURES COULD DAMAGE UNDRAINED OUTDOOR HOSES AND SPRINKLER
  SYSTEMS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE IMMINENT OR
HIGHLY LIKELY. THESE CONDITIONS WILL KILL CROPS AND OTHER
SENSITIVE VEGETATION.

&&

$$

NEZ005-008-025-037-056>059-069>071-050515-
/O.NEW.KLBF.FR.Y.0005.121005T0600Z-121005T1500Z/
EASTERN CHERRY-BROWN-THOMAS-LOGAN-DEUEL-KEITH-PERKINS-LINCOLN-
CHASE-HAYES-FRONTIER-
INCLUDING THE CITIES OF...VALENTINE...AINSWORTH...THEDFORD...
STAPLETON...CHAPPELL...BIG SPRINGS...OGALLALA...GRANT...
NORTH PLATTE...IMPERIAL...HAYES CENTER...CURTIS...EUSTIS
402 PM CDT THU OCT 4 2012 /302 PM MDT THU OCT 4 2012/

...FROST ADVISORY IN EFFECT FROM 1 AM CDT /MIDNIGHT MDT/ TO 10 AM
CDT /9 AM MDT/ FRIDAY...

THE NATIONAL WEATHER SERVICE IN NORTH PLATTE HAS ISSUED A FROST
ADVISORY...WHICH IS IN EFFECT FROM 1 AM CDT /MIDNIGHT MDT/ TO
10 AM CDT /9 AM MDT/ FRIDAY. 

* TEMPERATURE: DROPPING TO THE 28 TO 32 DEGREE RANGE OVERNIGHT AND
  REMAINING COLD THROUGH EARLY FRIDAY MORNING.

* IMPACTS: TEMPERATURES THIS COLD WILL BE CONDUCIVE TO THE
  DEVELOPMENT OF FROST. SENSITIVE VEGETATION COULD BE HARMED IF
  LEFT UNPROTECTED. THESE COLD TEMPERATURES COULD ALSO DAMAGE
  UNDRAINED OUTDOOR HOSES AND SPRINKLER SYSTEMS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FROST ADVISORY MEANS THAT FROST IS POSSIBLE. SENSITIVE OUTDOOR
PLANTS MAY BE KILLED IF LEFT UNCOVERED.

&&

$$
3 follow-up statements
916 
WWUS73 KLBF 050510
NPWLBF

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE NORTH PLATTE NE
1210 AM CDT FRI OCT 5 2012

...COLD TEMPERATURES TONIGHT... 

TEMPERATURES HAVE DROPPED TO OR BELOW THE FREEZING MARK ACROSS
MUCH OF WESTERN AND NORTH CENTRAL NEBRASKA TONIGHT. CLOUDS WILL
CONTINUE TO MOVE INTO THE REGION OVERNIGHT WHICH WILL KEEP
TEMPERATURES FROM FALLING TOO FAR BY MORNING. HOWEVER...LOCATIONS
ACROSS CUSTER COUNTY AND ALONG AND EAST OF HIGHWAY 83 CAN EXPECT A
HARD FREEZE WITH LOWS FALLING TO THE MID AND UPPER 20S.
ELSEWHERE...LOWS SHOULD DROP INTO THE LOW 30S...WITH LOCALIZED
FAVORED PLACES FALLING INTO THE UPPER 20S. 

NEZ006-007-009-010-026>029-038-051500-
/O.CON.KLBF.FZ.W.0002.121005T0600Z-121005T1500Z/
KEYA PAHA-BOYD-ROCK-HOLT-BLAINE-LOUP-GARFIELD-WHEELER-CUSTER-
INCLUDING THE CITIES OF...SPRINGVIEW...SPENCER...BASSETT...
ONEILL...DUNNING...TAYLOR...BURWELL...BARTLETT...BROKEN BOW
1210 AM CDT FRI OCT 5 2012

...FREEZE WARNING REMAINS IN EFFECT UNTIL 10 AM CDT THIS
MORNING...

A FREEZE WARNING REMAINS IN EFFECT UNTIL 10 AM CDT THIS MORNING. 

* TEMPERATURE...DROPPING TO THE 25 TO 28 DEGREE RANGE OVERNIGHT 
  AND REMAINING COLD THROUGH EARLY FRIDAY MORNING. 

* IMPACTS: TEMPERATURES THIS COLD WILL RESULT IN A KILLING 
  FREEZE...PUTTING AN END TO THE GROWING SEASON. FREEZING 
  TEMPERATURES COULD DAMAGE UNDRAINED OUTDOOR HOSES AND 
  SPRINKLER SYSTEMS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE IMMINENT OR
HIGHLY LIKELY. THESE CONDITIONS WILL KILL CROPS AND OTHER
SENSITIVE VEGETATION.

&&

$$

NEZ005-008-025-037-056>059-069>071-051500-
/O.CON.KLBF.FR.Y.0005.121005T0600Z-121005T1500Z/
EASTERN CHERRY-BROWN-THOMAS-LOGAN-DEUEL-KEITH-PERKINS-LINCOLN-
CHASE-HAYES-FRONTIER-
INCLUDING THE CITIES OF...VALENTINE...AINSWORTH...THEDFORD...
STAPLETON...CHAPPELL...BIG SPRINGS...OGALLALA...GRANT...
NORTH PLATTE...IMPERIAL...HAYES CENTER...CURTIS...EUSTIS
1210 AM CDT FRI OCT 5 2012 /1110 PM MDT THU OCT 4 2012/

...FROST ADVISORY REMAINS IN EFFECT UNTIL 10 AM CDT /9 AM MDT/
THIS MORNING...

A FROST ADVISORY REMAINS IN EFFECT UNTIL 10 AM CDT /9 AM MDT/
THIS MORNING. 

* TEMPERATURE...DROPPING TO THE 28 TO 32 DEGREE RANGE OVERNIGHT AND
  REMAINING COLD THROUGH EARLY FRIDAY MORNING.

* IMPACTS...TEMPERATURES THIS COLD WILL BE CONDUCIVE TO THE
  DEVELOPMENT OF FROST. SENSITIVE VEGETATION COULD BE HARMED IF
  LEFT UNPROTECTED. THESE COLD TEMPERATURES COULD ALSO DAMAGE
  UNDRAINED OUTDOOR HOSES AND SPRINKLER SYSTEMS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FROST ADVISORY MEANS THAT FROST IS POSSIBLE. SENSITIVE OUTDOOR
PLANTS MAY BE KILLED IF LEFT UNCOVERED.

&&

$$

BROOKS
511 
WWUS73 KLBF 051147
NPWLBF

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE NORTH PLATTE NE
647 AM CDT FRI OCT 5 2012


NEZ006-007-009-010-026>029-038-051500-
/O.CON.KLBF.FZ.W.0002.000000T0000Z-121005T1500Z/
KEYA PAHA-BOYD-ROCK-HOLT-BLAINE-LOUP-GARFIELD-WHEELER-CUSTER-
INCLUDING THE CITIES OF...SPRINGVIEW...SPENCER...BASSETT...
ONEILL...DUNNING...TAYLOR...BURWELL...BARTLETT...BROKEN BOW
647 AM CDT FRI OCT 5 2012

...FREEZE WARNING REMAINS IN EFFECT UNTIL 10 AM CDT THIS
MORNING...

A FREEZE WARNING REMAINS IN EFFECT UNTIL 10 AM CDT THIS MORNING. 

* TEMPERATURE...25 TO 30 DEGREES UNTIL AFTER SUNRISE ARE EXPECTED
  TO BE ABOVE 35 MOST AREAS BY 10 AM CDT.

* IMPACTS: TEMPERATURES THIS COLD WILL RESULT IN A KILLING 
  FREEZE...PUTTING AN END TO THE GROWING SEASON. FREEZING 
  TEMPERATURES COULD DAMAGE UNDRAINED OUTDOOR HOSES AND 
  SPRINKLER SYSTEMS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE IMMINENT OR
HIGHLY LIKELY. THESE CONDITIONS WILL KILL CROPS AND OTHER
SENSITIVE VEGETATION.

&&

$$

NEZ005-008-025-037-056>059-069>071-051500-
/O.CON.KLBF.FR.Y.0005.000000T0000Z-121005T1500Z/
EASTERN CHERRY-BROWN-THOMAS-LOGAN-DEUEL-KEITH-PERKINS-LINCOLN-
CHASE-HAYES-FRONTIER-
INCLUDING THE CITIES OF...VALENTINE...AINSWORTH...THEDFORD...
STAPLETON...CHAPPELL...BIG SPRINGS...OGALLALA...GRANT...
NORTH PLATTE...IMPERIAL...HAYES CENTER...CURTIS...EUSTIS
647 AM CDT FRI OCT 5 2012 /547 AM MDT FRI OCT 5 2012/

...FROST ADVISORY REMAINS IN EFFECT UNTIL 10 AM CDT /9 AM MDT/
THIS MORNING...

A FROST ADVISORY REMAINS IN EFFECT UNTIL 10 AM CDT /9 AM MDT/
THIS MORNING. 

* TEMPERATURE...CONTINUING IN THE UPPER 20S TO MID 30S UNTIL AFTER
  SUNSET...THEN INCREASING TO 35 OR HIGHER BY 10 AM LOCAL TIME.

* IMPACTS...TEMPERATURES THIS COLD ARE LIKELY TO CREATE FROST ON
  COLD SURFACES. SENSITIVE VEGETATION COULD BE HARMED IF LEFT
  UNPROTECTED. THESE COLD TEMPERATURES COULD ALSO DAMAGE UNDRAINED
  OUTDOOR HOSES AND SPRINKLER SYSTEMS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FROST ADVISORY MEANS THAT FROST IS POSSIBLE. SENSITIVE OUTDOOR
PLANTS MAY BE KILLED IF LEFT UNCOVERED.

&&

$$
884 
WWUS73 KLBF 051157
NPWLBF

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE NORTH PLATTE NE
657 AM CDT FRI OCT 5 2012

NEZ006-007-009-010-026>029-038-051500-
/O.CON.KLBF.FZ.W.0002.000000T0000Z-121005T1500Z/
KEYA PAHA-BOYD-ROCK-HOLT-BLAINE-LOUP-GARFIELD-WHEELER-CUSTER-
INCLUDING THE CITIES OF...SPRINGVIEW...SPENCER...BASSETT...
ONEILL...DUNNING...TAYLOR...BURWELL...BARTLETT...BROKEN BOW
657 AM CDT FRI OCT 5 2012

...FREEZE WARNING REMAINS IN EFFECT UNTIL 10 AM CDT THIS
MORNING...

A FREEZE WARNING REMAINS IN EFFECT UNTIL 10 AM CDT THIS MORNING. 

* TEMPERATURE...25 TO 30 DEGREES UNTIL AFTER SUNRISE ARE 
  EXPECTED TO BE ABOVE 35 MOST AREAS BY 10 AM CDT. 

* IMPACTS: TEMPERATURES THIS COLD WILL RESULT IN A KILLING 
  FREEZE...PUTTING AN END TO THE GROWING SEASON. FREEZING 
  TEMPERATURES COULD DAMAGE UNDRAINED OUTDOOR HOSES AND 
  SPRINKLER SYSTEMS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE IMMINENT OR
HIGHLY LIKELY. THESE CONDITIONS WILL KILL CROPS AND OTHER
SENSITIVE VEGETATION.

&&

$$

NEZ005-008-025-037-056>059-069>071-051500-
/O.CON.KLBF.FR.Y.0005.000000T0000Z-121005T1500Z/
EASTERN CHERRY-BROWN-THOMAS-LOGAN-DEUEL-KEITH-PERKINS-LINCOLN-
CHASE-HAYES-FRONTIER-
INCLUDING THE CITIES OF...VALENTINE...AINSWORTH...THEDFORD...
STAPLETON...CHAPPELL...BIG SPRINGS...OGALLALA...GRANT...
NORTH PLATTE...IMPERIAL...HAYES CENTER...CURTIS...EUSTIS
657 AM CDT FRI OCT 5 2012 /557 AM MDT FRI OCT 5 2012/

...FROST ADVISORY REMAINS IN EFFECT UNTIL 10 AM CDT /9 AM MDT/
THIS MORNING...

A FROST ADVISORY REMAINS IN EFFECT UNTIL 10 AM CDT /9 AM MDT/
THIS MORNING. 

* TEMPERATURE...CONTINUING IN THE UPPER 20S TO MID 30S UNTIL 
  AFTER SUNRISE...THEN INCREASING TO 35 OR HIGHER BY 10 AM LOCAL 
  TIME. 

* IMPACTS...TEMPERATURES THIS COLD ARE LIKELY TO CREATE FROST ON 
  COLD SURFACES. SENSITIVE VEGETATION COULD BE HARMED IF LEFT 
  UNPROTECTED. THESE COLD TEMPERATURES COULD ALSO DAMAGE 
  UNDRAINED OUTDOOR HOSES AND SPRINKLER SYSTEMS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FROST ADVISORY MEANS THAT FROST IS POSSIBLE. SENSITIVE OUTDOOR
PLANTS MAY BE KILLED IF LEFT UNCOVERED.

&&

$$
SPRINGER

The office that day

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

IssuedProductOfficeCountiesLasted
Oct 4, 4:02 PM CDTFrost AdvisoryLBFBrown, Chase, Cherry, Deuel, Frontier, Hayes and 5 more18 hr

Nearby

Freeze Warnings in Nebraska, 2012Every freeze 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.