Alert archive / Colorado / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 1, NWS Pueblo, CO

April 27, 2021El Paso County, Colorado

NWS Pueblo, CO issued this severe thunderstorm warning at Apr 27, 2021, 1:20 PM MDT for El Paso County, Colorado. It was in force for 25 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: Apr 27, 2021, 1:20 PM MDT (19:20 UTC)
Expired: Apr 27, 2021, 1:45 PM MDT
In force: 25 min
Issued by: NWS Pueblo, CO
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

County El Paso County, CO

The radar

The Pueblo radar (KPUX), 52 km from the middle of the area, began a volume at 19:22 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, 7.3 hours before the alert went out and 143 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: 3214 m above ground
0-6 km bulk shear: 67 kt
0-1 km storm-relative helicity: 51 m²/s²
0-3 km storm-relative helicity: 72 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

825 
WUUS55 KPUB 271920
SVRPUB
COC041-271945-
/O.NEW.KPUB.SV.W.0001.210427T1920Z-210427T1945Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Pueblo CO
120 PM MDT Tue Apr 27 2021

The National Weather Service in Pueblo has issued a

* Severe Thunderstorm Warning for...
  Northeastern El Paso County in east central Colorado...

* Until 145 PM MDT.

* At 120 PM MDT, a severe thunderstorm was located over Ellicott, or
  24 miles east of Colorado Springs, moving northeast at 15 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...
  Calhan.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3883 10436 3886 10445 3907 10441 3895 10409
TIME...MOT...LOC 1920Z 217DEG 15KT 3887 10438 

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

KTS

1 follow-up statement

691 
WWUS55 KPUB 271935
SVSPUB

Severe Weather Statement
National Weather Service Pueblo CO
135 PM MDT Tue Apr 27 2021

COC041-271945-
/O.CON.KPUB.SV.W.0001.000000T0000Z-210427T1945Z/
El Paso CO-
135 PM MDT Tue Apr 27 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 145 PM MDT
FOR NORTHEASTERN EL PASO COUNTY...

At 135 PM MDT, a severe thunderstorm was located near Ellicott, or 27
miles east of Colorado Springs, moving northeast at 15 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...
Calhan.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3884 10434 3888 10441 3906 10437 3895 10409
TIME...MOT...LOC 1935Z 217DEG 15KT 3892 10433 

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

KTS

The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 27, 11:28 AM MDT	Special Weather Statement	PUB	El Paso	32 min
Apr 27, 11:53 AM MDT	Special Weather Statement	PUB	El Paso	37 min
Apr 27, 12:19 PM MDT	Special Weather Statement	PUB	El Paso	26 min
Apr 27, 12:43 PM MDT	Special Weather Statement	PUB	El Paso	32 min
Apr 27, 1:15 PM MDT	Special Weather Statement	PUB	El Paso	30 min
Apr 27, 1:44 PM MDT	Severe Thunderstorm Warning	PUB	El Paso	31 min
Apr 27, 2:01 PM MDT	Severe Thunderstorm Warning	PUB	El Paso	14 min
Apr 27, 2:15 PM MDT	Special Weather Statement	PUB	Elbert	30 min
Apr 27, 2:24 PM MDT	Special Weather Statement	PUB	El Paso	36 min
Apr 27, 2:47 PM MDT	Special Weather Statement	PUB	Crowley	28 min
Apr 27, 3:01 PM MDT	Special Weather Statement	PUB	El Paso	29 min
Apr 27, 3:02 PM MDT	Winter Weather Advisory	PUB	Alamosa, Costilla, Custer, El Paso, Fremont, Huerfano and 4 more	13 hr
Apr 27, 3:26 PM MDT	High Wind Warning	PUB	Baca	3 hr
Apr 27, 3:34 PM MDT	Special Weather Statement	PUB	Pueblo	26 min
Apr 27, 4:01 PM MDT	Tornado Warning	PUB	Kiowa	14 min
Apr 27, 4:15 PM MDT	Tornado Warning	PUB	Kiowa	15 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.