Alert archive / Colorado / Freeze Warnings in 2012

Freeze Warning 7, NWS Pueblo, CO

October 25, 2012Baca County, Colorado

NWS Pueblo, CO issued this freeze warning at Oct 25, 2012, 4:01 AM MDT for Baca County, Colorado. It took effect at Oct 25, 2012, 11:00 PM MDT. It was in force for 10 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 25, 2012, 4:01 AM MDT (10:01 UTC)
In effect from
Oct 25, 2012, 11:00 PM MDT
Expired
Oct 26, 2012, 9:00 AM MDT
In force
10 hr
Issued by
NWS Pueblo, CO

County Baca County, CO

The radar

The Pueblo radar (KPUX), 191 km from the middle of the area, began a volume at 10:01 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

Dodge City, (KDDC), launched 00:00Z, 10.0 hours before the alert went out and 240 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, Dodge City, at 00:00Z on 2012-10-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 59 joules per kilogram.LCLLFCEL10008507005003002001001 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, Dodge City, at 00:00Z on 2012-10-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 493 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
59 J/kg
Mixed-layer CIN
-659 J/kg
Mixed-layer LCL
1098 m above ground
0-6 km bulk shear
57 kt
0-1 km storm-relative helicity
493 m²/s²
0-3 km storm-relative helicity
593 m²/s²
Significant tornado parameter
0.0
Supercell composite
2.5

Open this sounding in Storm Lab

The text

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

138 
WWUS75 KPUB 251001
NPWPUB

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE PUEBLO CO
401 AM MDT THU OCT 25 2012

COZ099-251615-
/O.NEW.KPUB.FZ.W.0007.121026T0500Z-121026T1500Z/
SPRINGFIELD VICINITY/BACA COUNTY-
INCLUDING...SPRINGFIELD...WALSH
401 AM MDT THU OCT 25 2012

...FREEZE WARNING IN EFFECT FROM 11 PM THIS EVENING TO 9 AM MDT
FRIDAY...

THE NATIONAL WEATHER SERVICE IN PUEBLO HAS ISSUED A FREEZE
WARNING...WHICH IS IN EFFECT FROM 11 PM THIS EVENING TO 9 AM MDT
FRIDAY. 

* LOCATION...BACA COUNTY

* TEMPERATURES...TEMPERATURES WILL DROP BELOW FREEZING BY
  MIDNIGHT AND OVERNIGHT LOWS WILL FALL TO BETWEEN 25 AND 32
  DEGREES.

* IMPACT...FREEZING TEMPERATURES WILL DAMAGE OR KILL UNPROTECTED
  VEGETATION. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A PROLONGED PERIOD OF SUBFREEZING TEMPERATURES IS EXPECTED.

TAKE PRECAUTIONS TO PROTECT CROPS OR VEGETATION.  DRAIN EXPOSED
WATER PIPES AND IRRIGATION SYSTEMS.

&&

$$
5 follow-up statements
201 
WWUS75 KPUB 251516
NPWPUB

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE PUEBLO CO
916 AM MDT THU OCT 25 2012

COZ099-252200-
/O.CON.KPUB.FZ.W.0007.121026T0500Z-121026T1500Z/
SPRINGFIELD VICINITY/BACA COUNTY-
INCLUDING...SPRINGFIELD...WALSH
916 AM MDT THU OCT 25 2012

...FREEZE WARNING REMAINS IN EFFECT FROM 11 PM THIS EVENING TO
9 AM MDT FRIDAY...

A FREEZE WARNING REMAINS IN EFFECT FROM 11 PM THIS EVENING TO
9 AM MDT FRIDAY. 

* LOCATION...BACA COUNTY

* TEMPERATURES...TEMPERATURES WILL DROP BELOW FREEZING BY 
  MIDNIGHT AND OVERNIGHT LOWS WILL FALL TO BETWEEN 25 AND 32 
  DEGREES. 

* IMPACT...FREEZING TEMPERATURES WILL DAMAGE OR KILL UNPROTECTED 
  VEGETATION. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A PROLONGED PERIOD OF SUBFREEZING TEMPERATURES IS EXPECTED.

TAKE PRECAUTIONS TO PROTECT CROPS OR VEGETATION.  DRAIN EXPOSED
WATER PIPES AND IRRIGATION SYSTEMS.

&&

$$
937 
WWUS75 KPUB 252034
NPWPUB

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE PUEBLO CO
234 PM MDT THU OCT 25 2012

COZ099-260300-
/O.CON.KPUB.FZ.W.0007.121026T0500Z-121026T1500Z/
SPRINGFIELD VICINITY/BACA COUNTY-
INCLUDING...SPRINGFIELD...WALSH
234 PM MDT THU OCT 25 2012

...FREEZE WARNING REMAINS IN EFFECT FROM 11 PM THIS EVENING TO
9 AM MDT FRIDAY...

A FREEZE WARNING REMAINS IN EFFECT FROM 11 PM THIS EVENING TO
9 AM MDT FRIDAY. 

* LOCATION...BACA COUNTY

* TEMPERATURES...TEMPERATURES WILL DROP BELOW FREEZING BY MIDNIGHT
  AND OVERNIGHT LOWS WILL FALL INTO THE MID AND UPPER 20S.

* IMPACT...FREEZING TEMPERATURES WILL DAMAGE OR KILL UNPROTECTED 
  VEGETATION. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A PROLONGED PERIOD OF SUBFREEZING TEMPERATURES IS EXPECTED.

TAKE PRECAUTIONS TO PROTECT CROPS OR VEGETATION.  DRAIN EXPOSED
WATER PIPES AND IRRIGATION SYSTEMS.

&&

$$
322 
WWUS75 KPUB 260209
NPWPUB

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE PUEBLO CO
809 PM MDT THU OCT 25 2012

COZ099-261015-
/O.CON.KPUB.FZ.W.0007.121026T0500Z-121026T1500Z/
SPRINGFIELD VICINITY/BACA COUNTY-
INCLUDING...SPRINGFIELD...WALSH
809 PM MDT THU OCT 25 2012

...FREEZE WARNING REMAINS IN EFFECT FROM 11 PM THIS EVENING TO
9 AM MDT FRIDAY...

A FREEZE WARNING REMAINS IN EFFECT FROM 11 PM THIS EVENING TO
9 AM MDT FRIDAY. 

* LOCATION...BACA COUNTY

* TEMPERATURES...TEMPERATURES WILL DROP BELOW FREEZING TONIGHT
  WITH LOWS IN THE MID AND UPPER 20S.

* IMPACT...FREEZING TEMPERATURES WILL DAMAGE OR KILL UNPROTECTED 
  VEGETATION. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A PROLONGED PERIOD OF SUBFREEZING TEMPERATURES IS EXPECTED.

TAKE PRECAUTIONS TO PROTECT CROPS OR VEGETATION.  DRAIN EXPOSED
WATER PIPES AND IRRIGATION SYSTEMS.

&&

$$
733 
WWUS75 KPUB 260921
NPWPUB

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE PUEBLO CO
321 AM MDT FRI OCT 26 2012

COZ099-261500-
/O.CON.KPUB.FZ.W.0007.000000T0000Z-121026T1500Z/
SPRINGFIELD VICINITY/BACA COUNTY-
INCLUDING...SPRINGFIELD...WALSH
321 AM MDT FRI OCT 26 2012

...FREEZE WARNING REMAINS IN EFFECT UNTIL 9 AM MDT THIS MORNING...

A FREEZE WARNING REMAINS IN EFFECT UNTIL 9 AM MDT THIS MORNING. 

* LOCATION...BACA COUNTY

* TEMPERATURES...TEMPERATURES WILL DROP BELOW FREEZING TONIGHT 
  WITH LOWS IN THE MID AND UPPER 20S. 

* IMPACT...FREEZING TEMPERATURES WILL DAMAGE OR KILL UNPROTECTED 
  VEGETATION. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A PROLONGED PERIOD OF SUBFREEZING TEMPERATURES IS EXPECTED.

TAKE PRECAUTIONS TO PROTECT CROPS OR VEGETATION.  DRAIN EXPOSED
WATER PIPES AND IRRIGATION SYSTEMS.

&&

$$
015 
WWUS75 KPUB 261439
NPWPUB

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE PUEBLO CO
839 AM MDT FRI OCT 26 2012

COZ099-261545-
/O.EXP.KPUB.FZ.W.0007.000000T0000Z-121026T1500Z/
SPRINGFIELD VICINITY/BACA COUNTY-
INCLUDING...SPRINGFIELD...WALSH
839 AM MDT FRI OCT 26 2012

...FREEZE WARNING WILL EXPIRE AT 9 AM MDT THIS MORNING...

THE FREEZE WARNING WILL EXPIRE AT 9 AM MDT THIS MORNING. 

* LOCATION...BACA COUNTY

* TEMPERATURES...TEMPERATURES WILL RISE ABOVE FREEZING AFTER 9 AM
  MDT.

* IMPACT...THE THREAT TO TENDER VEGETATION AND EXPOSED PIPES WILL
  END FOR THIS MORNING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A PROLONGED PERIOD OF SUBFREEZING TEMPERATURES IS EXPECTED TO END
FOR THIS MORNING.

A HARD FREEZE APPEARS POSSIBLE FOR TONIGHT. MAKE PLANS NOW TO PROTECT
CROPS OR VEGETATION. DRAIN EXPOSED WATER PIPES AND IRRIGATION SYSTEMS.

$$

The office that day

Everything else NWS Pueblo, CO issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Oct 25, 4:00 AM MDTWinter Weather AdvisoryPUBEl Paso, Fremont, Teller23 hr

Nearby

Freeze Warnings in Colorado, 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.