Alert archive / Colorado / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 293, NWS Pueblo, CO

October 12, 2021Prowers County, Colorado

NWS Pueblo, CO issued this severe thunderstorm warning at Oct 12, 2021, 6:10 PM MDT for Prowers County, Colorado. It was in force for 44 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued: Oct 12, 2021, 6:10 PM MDT (00:10 UTC)
Expired: Oct 12, 2021, 6:54 PM MDT
In force: 44 min
Issued by: NWS Pueblo, CO
Area: Storm-based polygon
Tornado: Possible
Hail: 1.0 in
Wind: 60.0 mph

County Prowers County, CO

The radar

The Goodland radar (KGLD), 169 km from the middle of the area, began a volume at 00:09 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
Oct 12, 2:46 PM MDT	Tornado Watch	SPC	7 hr

The nearest sounding before it

Dodge City, (KDDC), launched 00:00Z, 0.2 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: 441 J/kg
Mixed-layer CIN: -298 J/kg
Mixed-layer LCL: 585 m above ground
0-6 km bulk shear: 64 kt
0-1 km storm-relative helicity: 383 m²/s²
0-3 km storm-relative helicity: 374 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.2

Open this sounding in Storm Lab

The text

As transmitted.

744 
WUUS55 KPUB 130010
SVRPUB
COC099-130115-
/O.NEW.KPUB.SV.W.0293.211013T0010Z-211013T0115Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Pueblo CO
610 PM MDT Tue Oct 12 2021

The National Weather Service in Pueblo has issued a

* Severe Thunderstorm Warning for...
  Eastern Prowers County in southeastern Colorado...

* Until 715 PM MDT.

* At 610 PM MDT, severe thunderstorms were located along a line
  extending from 11 miles northeast of Hartman to 10 miles northeast
  of Two Buttes, moving east at 30 mph.

  HAZARD...60 mph wind gusts and quarter size hail.

  SOURCE...Radar indicated.

  IMPACT...Hail damage to vehicles is expected. Expect wind damage 
           to roofs, siding, and trees.

* Locations impacted include...
  Holly.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Tornado Watch remains in effect until 1000 PM MDT for southeastern
Colorado.

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

&&

LAT...LON 3764 10232 3827 10213 3827 10205 3765 10204
TIME...MOT...LOC 0010Z 260DEG 24KT 3821 10205 3766 10224 

TORNADO...POSSIBLE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

Cohen

2 follow-up statements

045 
WWUS55 KPUB 130047
SVSPUB

Severe Weather Statement
National Weather Service Pueblo CO
647 PM MDT Tue Oct 12 2021

COC099-130115-
/O.CON.KPUB.SV.W.0293.000000T0000Z-211013T0115Z/
Prowers CO-
647 PM MDT Tue Oct 12 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 715 PM MDT
FOR FAR SOUTHEASTERN PROWERS COUNTY...

At 646 PM MDT, a severe thunderstorm was located 14 miles northwest
of Manter, moving northeast at 20 mph.

HAZARD...60 mph wind gusts and quarter size hail.

SOURCE...Radar indicated.

IMPACT...Hail damage to vehicles is expected. Expect wind damage to 
         roofs, siding, and trees.

This severe thunderstorm will remain over mainly rural areas of
southeastern Prowers County.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Tornado Watch remains in effect until 1000 PM MDT for southeastern
Colorado.

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

&&

LAT...LON 3765 10213 3779 10204 3765 10204
TIME...MOT...LOC 0046Z 218DEG 17KT 3769 10204 

TORNADO...POSSIBLE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

Cohen

351 
WWUS55 KPUB 130054
SVSPUB

Severe Weather Statement
National Weather Service Pueblo CO
654 PM MDT Tue Oct 12 2021

COC099-130104-
/O.CAN.KPUB.SV.W.0293.000000T0000Z-211013T0115Z/
Prowers CO-
654 PM MDT Tue Oct 12 2021

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN PROWERS COUNTY IS
CANCELLED...
        
The storm which prompted the warning has moved out of the area.
Therefore, the warning has been cancelled.

A Tornado Watch remains in effect until 1000 PM MDT for southeastern
Colorado.

LAT...LON 3765 10213 3779 10204 3765 10204
TIME...MOT...LOC 0053Z 260DEG 24KT 3770 10197 

$$

Cohen

The office that day

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

Issued	Product	Office	Counties	Lasted
Oct 12, 6:16 PM MDT	Special Weather Statement	PUB	Baca	29 min
Oct 13, 3:01 PM MDT	Freeze Warning	PUB	El Paso, Huerfano, Las Animas, Pueblo	17 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.