Alert archive / Colorado / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 294, NWS Pueblo, CO

December 15, 20216 counties in Colorado

NWS Pueblo, CO issued this severe thunderstorm warning at Dec 15, 2021, 7:22 AM MST for 6 counties in Colorado. It was in force for 23 min. 1 report came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued: Dec 15, 2021, 7:22 AM MST (14:22 UTC)
Expired: Dec 15, 2021, 7:45 AM MST
In force: 23 min
Issued by: NWS Pueblo, CO
Area: Storm-based polygon
Damage threat: Destructive
Hail: 0.75 in
Wind: 80.0 mph

Counties Crowley County, CO, El Paso County, CO, Huerfano County, CO, Las Animas County, CO, Otero County, CO, Pueblo County, CO

The radar

The Pueblo radar (KPUX), 24 km from the middle of the area, began a volume at 14:25 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.

What was reported inside it

Time	Report	Where	Remark
Dec 15, 7:24 AM MST	TSTM WND GST 65	5 Ne Blende, CO

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Denver, CO (KDNR), launched 12:00Z, 2.4 hours before the alert went out and 200 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 2403 m above ground
0-6 km bulk shear: 85 kt
0-1 km storm-relative helicity: 194 m²/s²
0-3 km storm-relative helicity: 264 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

863 
WUUS55 KPUB 151422
SVRPUB
COC025-041-055-071-089-101-151445-
/O.NEW.KPUB.SV.W.0294.211215T1422Z-211215T1445Z/

BULLETIN - EAS ACTIVATION REQUESTED
Severe Thunderstorm Warning
National Weather Service Pueblo CO
722 AM MST Wed Dec 15 2021

The National Weather Service in Pueblo has issued a

* Severe Thunderstorm Warning for...
  Northwestern Otero County in southeastern Colorado...
  Northeastern Huerfano County in southeastern Colorado...
  Southeastern El Paso County in east central Colorado...
  Northwestern Las Animas County in southeastern Colorado...
  Crowley County in southeastern Colorado...
  Eastern Pueblo County in southeastern Colorado...

* Until 745 AM MST.

* At 720 AM MST, a severe thunderstorm was located 16 miles south of
  Avondale, or 20 miles southeast of Pueblo, moving northeast at 65
  mph.

  A wind gusts to 76 mph were observed at national weather service 
Pueblo. Lightning was indicated with this storm. 

  HAZARD...80 mph wind gusts.

  SOURCE...Radar indicated.

  IMPACT...Flying debris will be dangerous to those caught without 
           shelter. Mobile homes will be heavily damaged. Expect 
           considerable damage to roofs, windows, and vehicles. 
           Extensive tree damage and power outages are likely.

* This severe thunderstorm will be near...
  Fowler around 740 AM MST.

Other locations in the path of this severe thunderstorm include Olney
Springs.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 3822 10478 3859 10406 3852 10405 3852 10378
      3798 10363 3768 10452
TIME...MOT...LOC 1420Z 240DEG 57KT 3800 10443 

THUNDERSTORM DAMAGE THREAT...DESTRUCTIVE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...80 MPH

$$

Hodanish

2 follow-up statements

675 
WWUS55 KPUB 151431
SVSPUB

Severe Weather Statement
National Weather Service Pueblo CO
731 AM MST Wed Dec 15 2021

COC025-041-055-071-089-101-151445-
/O.CON.KPUB.SV.W.0294.000000T0000Z-211215T1445Z/
Otero CO-Huerfano CO-El Paso CO-Las Animas CO-Crowley CO-Pueblo CO-
731 AM MST Wed Dec 15 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 745 AM MST
FOR NORTHWESTERN OTERO...NORTHEASTERN HUERFANO...SOUTHEASTERN EL
PASO...NORTHWESTERN LAS ANIMAS...CROWLEY AND EASTERN PUEBLO
COUNTIES...

At 730 AM MST, a severe thunderstorm was located 11 miles southeast
of Avondale, or 23 miles southeast of Pueblo, moving northeast at 65
mph.

HAZARD...80 mph wind gusts. This storm was producing poor visibility 
         due to dust across eastern Pueblo County. 

SOURCE...Radar indicated.

IMPACT...Flying debris will be dangerous to those caught without 
         shelter. Mobile homes will be heavily damaged. Expect 
         considerable damage to roofs, windows, and vehicles. 
         Extensive tree damage and power outages are likely.

This severe storm will be near...
  Fowler around 740 AM MST.

Other locations in the path of this severe thunderstorm include Olney
Springs, Crowley and Ordway.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 3822 10478 3859 10406 3852 10405 3852 10378
      3798 10363 3774 10435 3797 10443
TIME...MOT...LOC 1430Z 240DEG 57KT 3808 10426 

THUNDERSTORM DAMAGE THREAT...DESTRUCTIVE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...80 MPH

$$

Hodanish

825 
WWUS55 KPUB 151441
SVSPUB

Severe Weather Statement
National Weather Service Pueblo CO
741 AM MST Wed Dec 15 2021

COC025-041-055-071-089-101-151450-
/O.EXP.KPUB.SV.W.0294.000000T0000Z-211215T1445Z/
Otero CO-Huerfano CO-El Paso CO-Las Animas CO-Crowley CO-Pueblo CO-
741 AM MST Wed Dec 15 2021

...THE SEVERE THUNDERSTORM WARNING FOR NORTHWESTERN OTERO...
NORTHEASTERN HUERFANO...SOUTHEASTERN EL PASO...NORTHWESTERN LAS
ANIMAS...CROWLEY AND EASTERN PUEBLO COUNTIES WILL EXPIRE AT 745 AM
MST...
                
The storm which prompted the warning has weakened, however strong 
synoptic winds of 45 to 70 mph will continue across the southeastern 
Colorado plains this morning into early afternoon. 

LAT...LON 3822 10478 3859 10406 3852 10405 3852 10378
      3798 10363 3774 10435 3797 10443
TIME...MOT...LOC 1440Z 240DEG 57KT 3812 10417 

$$

Hodanish

The office that day

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

Issued	Product	Office	Counties	Lasted
Dec 15, 6:02 AM MST	Snow Squall Warning	PUB	Alamosa, Conejos, Costilla, Rio Grande, Saguache	43 min
Dec 15, 7:01 AM MST	Snow Squall Warning	PUB	Las Animas	44 min
Dec 15, 7:11 AM MST	Dust Storm Warning	PUB	Pueblo	49 min
Dec 15, 8:30 AM MST	Snow Squall Warning	PUB	El Paso	45 min
Dec 15, 9:04 AM MST	Dust Storm Warning	PUB	Crowley, El Paso, Pueblo	26 min
Dec 15, 9:27 AM MST	Dust Storm Warning	PUB	Bent, Crowley, El Paso, Kiowa, Otero, Pueblo	63 min
Dec 15, 9:59 AM MST	Blowing Dust Advisory	PUB	Baca, Bent, Crowley, Custer, El Paso, Fremont and 7 more	6 hr
Dec 15, 11:34 AM MST	Blowing Dust Warning	PUB	Baca, Bent, Crowley, Kiowa, Las Animas, Otero and 1 more	4 hr

Nearby

Severe Thunderstorm Warnings in Colorado, 2021 Every severe thunderstorm warning in 2021

Sources

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