Alert archive / Colorado / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 288, NWS Pueblo, CO

September 14, 2021Las Animas County, Colorado

NWS Pueblo, CO issued this severe thunderstorm warning at Sep 14, 2021, 6:09 PM MDT for Las Animas County, Colorado. It was in force for 23 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: Sep 14, 2021, 6:09 PM MDT (00:09 UTC)
Expired: Sep 14, 2021, 6:32 PM MDT
In force: 23 min
Issued by: NWS Pueblo, CO
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

County Las Animas County, CO

The watch it was issued in

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

Issued	Product	Office	Lasted
Sep 14, 1:55 PM MDT	Severe Thunderstorm Watch	SPC	7 hr

The nearest sounding before it

Amarillo Airport, TX (KAMA), launched 00:00Z, 0.2 hours before the alert went out and 292 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: 183 J/kg
Mixed-layer CIN: -83 J/kg
Mixed-layer LCL: 2515 m above ground
0-6 km bulk shear: 24 kt
0-1 km storm-relative helicity: -3 m²/s²
0-3 km storm-relative helicity: -21 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

387 
WUUS55 KPUB 150009
SVRPUB
COC071-150045-
/O.NEW.KPUB.SV.W.0288.210915T0009Z-210915T0045Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Pueblo CO
609 PM MDT Tue Sep 14 2021

The National Weather Service in Pueblo has issued a

* Severe Thunderstorm Warning for...
  South central Las Animas County in southeastern Colorado...

* Until 645 PM MDT.

* At 609 PM MDT, a severe thunderstorm was located near Trinchera, or
  21 miles northwest of Des Moines, moving east 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.

* Locations impacted include...
  Branson.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3714 10416 3713 10401 3706 10378 3700 10374
      3700 10417
TIME...MOT...LOC 0009Z 285DEG 19KT 3701 10407 

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

$$

KTS

2 follow-up statements

259 
WWUS55 KPUB 150024
SVSPUB

Severe Weather Statement
National Weather Service Pueblo CO
624 PM MDT Tue Sep 14 2021

COC071-150045-
/O.CON.KPUB.SV.W.0288.000000T0000Z-210915T0045Z/
Las Animas CO-
624 PM MDT Tue Sep 14 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 645 PM MDT
FOR SOUTHEASTERN LAS ANIMAS COUNTY...

At 623 PM MDT, a severe thunderstorm was located near Trinchera, or
17 miles northwest of Des Moines, moving east 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.

Locations impacted include...
Branson.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3706 10401 3706 10378 3700 10374 3700 10406
TIME...MOT...LOC 0023Z 285DEG 19KT 3699 10398 

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

$$

KTS

175 
WWUS55 KPUB 150032
SVSPUB

Severe Weather Statement
National Weather Service Pueblo CO
632 PM MDT Tue Sep 14 2021

COC071-150042-
/O.CAN.KPUB.SV.W.0288.000000T0000Z-210915T0045Z/
Las Animas CO-
632 PM MDT Tue Sep 14 2021

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN LAS ANIMAS COUNTY
IS CANCELLED...
        
The storm which prompted the warning has weakened below severe
limits, and has exited the warned area. Therefore, the warning has
been cancelled.

A Severe Thunderstorm Watch remains in effect until 900 PM MDT for
southeastern Colorado.

LAT...LON 3706 10401 3706 10378 3700 10374 3700 10406
TIME...MOT...LOC 0030Z 285DEG 19KT 3698 10392 

$$

KTS

The office that day

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

Issued	Product	Office	Counties	Lasted
Sep 14, 6:20 PM MDT	Severe Thunderstorm Warning Considerable damage threat	PUB	Bent, Otero	57 min
Sep 14, 6:26 PM MDT	Special Weather Statement	PUB	Pueblo	49 min
Sep 14, 6:59 PM MDT	Special Weather Statement	PUB	Pueblo	46 min
Sep 14, 7:18 PM MDT	Special Weather Statement	PUB	Bent	27 min
Sep 14, 7:38 PM MDT	Special Weather Statement	PUB	Bent	37 min
Sep 14, 7:40 PM MDT	Special Weather Statement	PUB	Las Animas	35 min
Sep 14, 8:12 PM MDT	Special Weather Statement	PUB	Las Animas	48 min
Sep 14, 8:50 PM MDT	Special Weather Statement	PUB	Las Animas	25 min
Sep 14, 8:55 PM MDT	Special Weather Statement	PUB	Baca	35 min

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.