Alert archive / Colorado / Freeze Warnings in 2017

Freeze Warning 2, NWS Pueblo, CO

May 3, 2017El Paso County, Colorado

NWS Pueblo, CO issued this freeze warning at May 3, 2017, 4:05 PM MDT for El Paso County, Colorado. It took effect at May 4, 2017, 2:00 AM MDT. It was in force for 6 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
May 3, 2017, 4:05 PM MDT (22:05 UTC)
In effect from
May 4, 2017, 2:00 AM MDT
Expired
May 4, 2017, 8:00 AM MDT
In force
6 hr
Issued by
NWS Pueblo, CO

County El Paso County, CO

The radar

The Pueblo radar (KPUX), 51 km from the middle of the area, began a volume at 22:07 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

Denver, CO (KDEN), launched 12:00Z, 10.1 hours before the alert went out and 160 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, Denver, CO at 12:00Z on 2017-05-03Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 23 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Denver, CO at 12:00Z on 2017-05-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 32 square meters per square second.1939587897Sfc1 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
23 J/kg
Mixed-layer CIN
-60 J/kg
Mixed-layer LCL
819 m above ground
0-6 km bulk shear
36 kt
0-1 km storm-relative helicity
32 m²/s²
0-3 km storm-relative helicity
80 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

278 
WWUS75 KPUB 032205
NPWPUB

URGENT - WEATHER MESSAGE
National Weather Service Pueblo CO
405 PM MDT Wed May 3 2017

COZ084-040615-
/O.UPG.KPUB.FZ.A.0001.170504T0800Z-170504T1400Z/
/O.NEW.KPUB.FZ.W.0002.170504T0800Z-170504T1400Z/
Northern El Paso County/Monument Ridge/Rampart Range Below
7500 Ft-
INCLUDING Black Forest
405 PM MDT Wed May 3 2017

...FREEZE WARNING IN EFFECT FROM 2 AM TO 8 AM MDT THURSDAY...

The National Weather Service in Pueblo has issued a Freeze
Warning, which is in effect from 2 AM to 8 AM MDT Thursday. The
Freeze Watch is no longer in effect. 

* LOCATION...northern El Paso county.

* TEMPERATURE...lows in the upper 20s to lower 30s.

* IMPACT...any temperature sensitive vegetation will be injured 
  by the cold temperatures. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Freeze Warning means sub-freezing temperatures are imminent or
highly likely. These conditions will kill crops and other
sensitive vegetation.

&&

$$

COZ095-096-098-099-040615-
/O.CON.KPUB.FR.Y.0002.170504T0800Z-170504T1400Z/
Western Kiowa County-Eastern Kiowa County-
Lamar Vicinity/Prowers County-Springfield Vicinity/Baca County-
INCLUDING Eads, Sheridan Lake, Lamar, Springfield, and Walsh
405 PM MDT Wed May 3 2017

...FROST ADVISORY REMAINS IN EFFECT FROM 2 AM TO 8 AM MDT
THURSDAY...

* LOCATION...Kiowa, Prowers and Baca counties.

* TEMPERATURE...lows in the lower to mid 30s.

* IMPACT...any temperature sensitive vegetation may be impacted 
  by the cold temperatures. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Frost Advisory means that widespread frost is expected.
Sensitive outdoor plants may be killed if left uncovered.

&&

$$
3 follow-up statements
967 
WWUS75 KPUB 040527
NPWPUB

URGENT - WEATHER MESSAGE
National Weather Service Pueblo CO
1127 PM MDT Wed May 3 2017

COZ084-041330-
/O.CON.KPUB.FZ.W.0002.170504T0800Z-170504T1400Z/
Northern El Paso County/Monument Ridge/Rampart Range Below
7500 Ft-
INCLUDING Black Forest
1127 PM MDT Wed May 3 2017

...FREEZE WARNING REMAINS IN EFFECT UNTIL 8 AM MDT THURSDAY...

* LOCATION...northern El Paso county.

* TEMPERATURE...lows in the upper 20s to around 30.

* IMPACT...Any temperature sensitive vegetation will be injured or
  killed by the cold temperatures. Take precautions to protect them.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Freeze Warning means sub-freezing temperatures are imminent or
highly likely. These conditions will kill crops and other
sensitive vegetation.

&&

$$

COZ095-096-098-099-041330-
/O.CON.KPUB.FR.Y.0002.170504T0800Z-170504T1400Z/
Western Kiowa County-Eastern Kiowa County-
Lamar Vicinity/Prowers County-Springfield Vicinity/Baca County-
INCLUDING Eads, Sheridan Lake, Lamar, Springfield, and Walsh
1127 PM MDT Wed May 3 2017

...FROST ADVISORY REMAINS IN EFFECT UNTIL 8 AM MDT THURSDAY...

* LOCATION...Kiowa, Prowers and Baca counties.

* TEMPERATURE...lows in the lower to mid 30s.

* IMPACT...any temperature sensitive vegetation may be impacted 
  by the cold temperatures. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Frost Advisory means that widespread frost is expected.
Sensitive outdoor plants may be killed if left uncovered.

&&

$$
013 
WWUS75 KPUB 040949
NPWPUB

URGENT - WEATHER MESSAGE
National Weather Service Pueblo CO
349 AM MDT Thu May 4 2017

COZ084-041400-
/O.CON.KPUB.FZ.W.0002.000000T0000Z-170504T1400Z/
Northern El Paso County/Monument Ridge/Rampart Range Below
7500 Ft-
INCLUDING Black Forest
349 AM MDT Thu May 4 2017

...FREEZE WARNING REMAINS IN EFFECT UNTIL 8 AM MDT THIS MORNING...

* LOCATION...northern El Paso county.

* TEMPERATURE...lows in the mid 20s to around 30.

* IMPACT...Any temperature sensitive vegetation will be injured 
  or killed by the cold temperatures. Take precautions to 
  protect them. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Freeze Warning means sub-freezing temperatures are imminent or
highly likely. These conditions will kill crops and other
sensitive vegetation.

&&

$$

COZ095-096-098-099-041400-
/O.CON.KPUB.FR.Y.0002.000000T0000Z-170504T1400Z/
Western Kiowa County-Eastern Kiowa County-
Lamar Vicinity/Prowers County-Springfield Vicinity/Baca County-
INCLUDING Eads, Sheridan Lake, Lamar, Springfield, and Walsh
349 AM MDT Thu May 4 2017

...FROST ADVISORY REMAINS IN EFFECT UNTIL 8 AM MDT THIS MORNING...

* LOCATION...Kiowa, Prowers and Baca counties.

* TEMPERATURE...lows in the lower to mid 30s.

* IMPACT...any temperature sensitive vegetation may be impacted 
  by the cold temperatures. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Frost Advisory means that widespread frost is expected.
Sensitive outdoor plants may be killed if left uncovered.

&&

$$
320 
WWUS75 KPUB 041336
NPWPUB

URGENT - WEATHER MESSAGE
National Weather Service Pueblo CO
736 AM MDT Thu May 4 2017

COZ084-041445-
/O.EXP.KPUB.FZ.W.0002.000000T0000Z-170504T1400Z/
Northern El Paso County/Monument Ridge/Rampart Range Below
7500 Ft-
INCLUDING Black Forest
736 AM MDT Thu May 4 2017

...FREEZE WARNING WILL EXPIRE AT 8 AM MDT THIS MORNING...

The Freeze Warning for northern El Paso county will expire at 8 am
today.

$$

COZ095-096-098-099-041445-
/O.EXP.KPUB.FR.Y.0002.000000T0000Z-170504T1400Z/
Western Kiowa County-Eastern Kiowa County-
Lamar Vicinity/Prowers County-Springfield Vicinity/Baca County-
INCLUDING Eads, Sheridan Lake, Lamar, Springfield, and Walsh
736 AM MDT Thu May 4 2017

...FROST ADVISORY WILL EXPIRE AT 8 AM MDT THIS MORNING...

The Frost Advisory for Kiowa, Prowers and Baca counties will
expire at 8 am today.

$$

The office that day

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

IssuedProductOfficeCountiesLasted
May 3, 3:51 AM MDTFrost AdvisoryPUBBaca, Kiowa, Prowers28 hr
May 3, 3:51 AM MDTFreeze WatchPUBEl Paso12 hr

Nearby

Freeze Warnings in Colorado, 2017Every freeze warning in 2017

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.