Alert archive / Colorado / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 247, NWS Pueblo, CO

July 13, 2021Huerfano County, Colorado

NWS Pueblo, CO issued this severe thunderstorm warning at Jul 13, 2021, 4:43 PM MDT for Huerfano County, Colorado. It was in force for 32 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: Jul 13, 2021, 4:43 PM MDT (22:43 UTC)
Expired: Jul 13, 2021, 5:15 PM MDT
In force: 32 min
Issued by: NWS Pueblo, CO
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

County Huerfano County, CO

The radar

The Pueblo radar (KPUX), 105 km from the middle of the area, began a volume at 22:42 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 (KDNR), launched 12:00Z, 10.7 hours before the alert went out and 282 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: 41 J/kg
Mixed-layer CIN: -357 J/kg
Mixed-layer LCL: 2811 m above ground
0-6 km bulk shear: 17 kt
0-1 km storm-relative helicity: 23 m²/s²
0-3 km storm-relative helicity: 88 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

450 
WUUS55 KPUB 132243
SVRPUB
COC055-132315-
/O.NEW.KPUB.SV.W.0247.210713T2243Z-210713T2315Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Pueblo CO
443 PM MDT Tue Jul 13 2021

The National Weather Service in Pueblo has issued a

* Severe Thunderstorm Warning for...
  Central Huerfano County in southeastern Colorado...

* Until 515 PM MDT.

* At 441 PM MDT, a severe thunderstorm was located near Walsenburg,
  or 15 miles east of Spring Burn Scar north of Highway 160, moving
  east at 10 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...
  Walsenburg.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building. This storm will also produce torrential rainfall. 

&&

LAT...LON 3761 10499 3780 10495 3787 10467 3750 10469
TIME...MOT...LOC 2241Z 285DEG 7KT 3769 10487 

HAIL...1.00IN
WIND...60MPH
 
$$

Hodanish

3 follow-up statements

036 
WWUS55 KPUB 132253
SVSPUB

Severe Weather Statement
National Weather Service Pueblo CO
453 PM MDT Tue Jul 13 2021

COC055-132315-
/O.CON.KPUB.SV.W.0247.000000T0000Z-210713T2315Z/
Huerfano CO-
453 PM MDT Tue Jul 13 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 515 PM MDT
FOR CENTRAL HUERFANO COUNTY...

At 453 PM MDT, a severe thunderstorm was located near Walsenburg, or
16 miles east of Spring Burn Scar north of Highway 160, moving east
at 10 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. Locally very heavy rain is also 
         occurring with this storm. 

Locations impacted include...
Walsenburg.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3760 10493 3780 10491 3787 10467 3750 10469
TIME...MOT...LOC 2253Z 285DEG 7KT 3768 10484 

HAIL...1.00IN
WIND...60MPH
 
$$

Hodanish

771 
WWUS55 KPUB 132304
SVSPUB

Severe Weather Statement
National Weather Service Pueblo CO
504 PM MDT Tue Jul 13 2021

COC055-132315-
/O.CON.KPUB.SV.W.0247.000000T0000Z-210713T2315Z/
Huerfano CO-
504 PM MDT Tue Jul 13 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 515 PM MDT
FOR NORTH CENTRAL HUERFANO COUNTY...

At 503 PM MDT, a severe thunderstorm was located 8 miles north of
Walsenburg, or 23 miles east of Spring Burn Scar north of Highway
160, moving east at 25 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...
Walsenburg.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3757 10485 3779 10484 3787 10467 3750 10469
TIME...MOT...LOC 2303Z 254DEG 23KT 3774 10473 

HAIL...1.00IN
WIND...60MPH
 
$$

Hodanish

307 
WWUS55 KPUB 132311
SVSPUB

Severe Weather Statement
National Weather Service Pueblo CO
511 PM MDT Tue Jul 13 2021

COC055-132321-
/O.EXP.KPUB.SV.W.0247.000000T0000Z-210713T2315Z/
Huerfano CO-
511 PM MDT Tue Jul 13 2021

...THE SEVERE THUNDERSTORM WARNING FOR NORTH CENTRAL HUERFANO COUNTY
WILL EXPIRE AT 515 PM MDT...
                
The storm which prompted the warning has weakened below severe
limits, and no longer poses an immediate threat to life or property.
Therefore, the warning will be allowed to expire.  However gusty
winds and heavy rain are still possible with this thunderstorm.

LAT...LON 3757 10485 3779 10484 3787 10467 3750 10469
TIME...MOT...LOC 2311Z 285DEG 7KT 3774 10472 

$$

Hodanish

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 13, 12:50 PM MDT	Special Weather Statement	PUB	Teller	40 min
Jul 13, 1:08 PM MDT	Severe Thunderstorm Warning	PUB	Teller	21 min
Jul 13, 1:24 PM MDT	Special Weather Statement	PUB	Chaffee	36 min
Jul 13, 1:29 PM MDT	Special Weather Statement	PUB	Teller	31 min
Jul 13, 2:50 PM MDT	Special Weather Statement	PUB	Saguache	25 min
Jul 13, 3:01 PM MDT	Flash Flood Warning Considerable damage threat	PUB	Chaffee, Fremont, Saguache	3 hr
Jul 13, 3:11 PM MDT	Flash Flood Warning Considerable damage threat	PUB	Custer, Fremont, Saguache	3 hr
Jul 13, 4:18 PM MDT	Flash Flood Warning Considerable damage threat	PUB	Chaffee	3 hr
Jul 13, 4:22 PM MDT	Special Weather Statement	PUB	Huerfano	38 min
Jul 13, 4:56 PM MDT	Special Weather Statement	PUB	Huerfano	34 min
Jul 13, 5:15 PM MDT	Special Weather Statement	PUB	Las Animas	45 min
Jul 13, 5:27 PM MDT	Special Weather Statement	PUB	Huerfano	48 min
Jul 13, 5:29 PM MDT	Special Weather Statement	PUB	Otero	46 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; radar from the NEXRAD Level II archive.