Alert archive / Colorado / Severe Thunderstorm Warnings in 2004

Severe Thunderstorm Warning 83, NWS Pueblo, CO

June 20, 2004Crowley County, Colorado

NWS Pueblo, CO issued this severe thunderstorm warning at Jun 20, 2004, 5:22 PM MDT for Crowley 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: Jun 20, 2004, 5:22 PM MDT (23:22 UTC)
Expired: Jun 20, 2004, 5:45 PM MDT
In force: 23 min
Issued by: NWS Pueblo, CO
Area: Counties, with a storm outline in the text

County Crowley County, CO

The radar

The Pueblo radar (KPUX), 56 km from the middle of the area, began a volume at 23:24 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
Jun 20, 1:15 PM MDT	Severe Thunderstorm Watch	SPC	7 hr

The nearest sounding before it

Denver, CO (KDNR), launched 12:00Z, 11.4 hours before the alert went out and 188 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: 399 J/kg
Mixed-layer CIN: -219 J/kg
Mixed-layer LCL: 795 m above ground
0-6 km bulk shear: 42 kt
0-1 km storm-relative helicity: 29 m²/s²
0-3 km storm-relative helicity: 91 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.1

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WUUS55 KPUB 202322 CCA
SVRPUB
COC025-202345-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PUEBLO CO
515 PM MDT SUN JUN 20 2004

THE NATIONAL WEATHER SERVICE IN PUEBLO HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  CROWLEY COUNTY IN SOUTHEAST COLORADO

* UNTIL 545 PM MDT

* AT 510 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR SHOWED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING LARGE DAMAGING HAIL UP TO
  GOLF BALL SIZE.  THIS STORM WAS LOCATED OVER SUGAR CITY...AND WAS
  MOVING SOUTHEAST AT 35 MPH.

* SOME LOCATIONS AFFECTED WILL BE...
  SUGAR CITY THROUGH 530 PM MDT
  OPEN COUNTRY OF EXTREME SOUTHEAST CROWLEY COUNTY THROUGH 545 PM

IF POSSIBLE...WITHOUT RISKING YOUR SAFETY...PROTECT PROPERTY BEFORE
THE WEATHER HITS. GET IN A STURDY STRUCTURE AND AWAY FROM WINDOWS. AN
INTERIOR ROOM ON THE LOWEST FLOOR...OR A BASEMENT CAN OFFER THE BEST
PROTECTION.

THIS SEVERE THUNDERSTORM WARNING REPLACES THE TORNADO WARNING WHICH 
WAS IN EFFECT FOR CROWLEY COUNTY. 

HAIL THE SIZE OF QUARTERS WAS REPORTED IN ORDWAY AT 508 PM.

LAT...LON 3830 10363 3811 10381 3812 10366 3817 10362
      3819 10352 3828 10352

$$

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 19, 9:34 PM MDT	Tornado Warning	PUB	Crowley	56 min
Jun 19, 9:51 PM MDT	Severe Thunderstorm Warning	PUB	Kiowa	54 min
Jun 20, 12:29 AM MDT	Severe Thunderstorm Warning	PUB	Kiowa	61 min
Jun 20, 12:55 PM MDT	Severe Thunderstorm Warning	PUB	El Paso	65 min
Jun 20, 1:37 PM MDT	Tornado Warning	PUB	El Paso	53 min
Jun 20, 2:20 PM MDT	Severe Thunderstorm Warning	PUB	Baca	85 min
Jun 20, 2:33 PM MDT	Tornado Warning	PUB	El Paso	57 min
Jun 20, 3:33 PM MDT	Severe Thunderstorm Warning	PUB	El Paso, Pueblo	87 min
Jun 20, 3:44 PM MDT	Tornado Warning	PUB	El Paso, Pueblo	61 min
Jun 20, 3:46 PM MDT	Severe Thunderstorm Warning	PUB	Baca	89 min
Jun 20, 4:20 PM MDT	Tornado Warning	PUB	Crowley, Pueblo	55 min
Jun 20, 4:33 PM MDT	Severe Thunderstorm Warning	PUB	Huerfano	57 min
Jun 20, 4:56 PM MDT	Severe Thunderstorm Warning	PUB	Pueblo	64 min
Jun 20, 5:07 PM MDT	Severe Thunderstorm Warning	PUB	Bent, Kiowa, Otero	83 min
Jun 20, 5:16 PM MDT	Severe Thunderstorm Warning	PUB	Crowley	29 min
Jun 20, 5:54 PM MDT	Tornado Warning	PUB	Bent	66 min

Nearby

Severe Thunderstorm Warnings in Colorado, 2004 Every severe thunderstorm warning in 2004

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.