Alert archive / Colorado / Severe Thunderstorm Warnings in 2011

Severe Thunderstorm Warning 97, NWS Pueblo, CO

July 13, 2011Huerfano County, Las Animas County, Pueblo County, Colorado

NWS Pueblo, CO issued this severe thunderstorm warning at Jul 13, 2011, 8:09 PM MDT for Huerfano County, Las Animas County, Pueblo County, Colorado. It was in force for 22 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, 2011, 8:09 PM MDT (02:09 UTC)
Expired
Jul 13, 2011, 8:31 PM MDT
In force
22 min
Issued by
NWS Pueblo, CO
Area
Storm-based polygon
Hail
1.0 in
Wind
50.0 mph

Counties Huerfano County, CO, Las Animas County, CO, Pueblo County, CO

The radar

The Pueblo radar (KPUX), 73 km from the middle of the area, began a volume at 02:25 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.

IssuedProductOfficeLasted
Jul 13, 5:13 PM MDTSevere Thunderstorm WatchSPC6 hr

The nearest sounding before it

Denver, CO (KDNR), launched 00:00Z, 2.2 hours before the alert went out and 249 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-pSkew-T log-p diagram, Denver, CO at 00:00Z on 2011-07-14Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 856 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Denver, CO at 00:00Z on 2011-07-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -31 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
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
856 J/kg
Mixed-layer CIN
-22 J/kg
Mixed-layer LCL
2153 m above ground
0-6 km bulk shear
28 kt
0-1 km storm-relative helicity
-31 m²/s²
0-3 km storm-relative helicity
110 m²/s²
Significant tornado parameter
0.0
Supercell composite
2.0

Open this sounding in Storm Lab

The text

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

651 
WUUS55 KPUB 140209
SVRPUB
COC055-071-101-140300-
/O.NEW.KPUB.SV.W.0097.110714T0209Z-110714T0300Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PUEBLO CO
809 PM MDT WED JUL 13 2011

THE NATIONAL WEATHER SERVICE IN PUEBLO HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTHEASTERN HUERFANO COUNTY IN SOUTHEAST COLORADO...
  EXTREME NORTH CENTRAL LAS ANIMAS COUNTY IN SOUTHEAST COLORADO...
  SOUTH CENTRAL PUEBLO COUNTY IN SOUTHEAST COLORADO...

* UNTIL 900 PM MDT

* AT 804 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL.  THIS
  STORM WAS LOCATED 20 MILES NORTHEAST OF WALSENBURG...OR 28 MILES
  SOUTH OF PUEBLO...AND MOVING SOUTHEAST AT 15 MPH.

* LOCATIONS IMPACTED INCLUDE...
  MAINLY RURAL AREAS OF EXTREME NORTHERN LAS ANIMAS...NORTHEASTERN
  HUERFANO AND SOUTHERN PUEBLO COUNTIES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 60 MILES PER
HOUR...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR
YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR
HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO DO NOT DRIVE
INTO AREAS WHERE WATER COVERS THE ROAD.

&&

LAT...LON 3785 10418 3763 10432 3782 10473 3798 10463
TIME...MOT...LOC 0209Z 296DEG 13KT 3787 10458
WIND...HAIL <50MPH 1.00IN

$$
1 follow-up statement
926 
WWUS55 KPUB 140231
SVSPUB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
831 PM MDT WED JUL 13 2011

COC055-071-101-140242-
/O.CAN.KPUB.SV.W.0097.000000T0000Z-110714T0300Z/
HUERFANO CO-LAS ANIMAS CO-PUEBLO CO-
831 PM MDT WED JUL 13 2011

...THE SEVERE THUNDERSTORM WARNING FOR SOUTH CENTRAL PUEBLO...EXTREME
NORTH CENTRAL LAS ANIMAS AND NORTHEASTERN HUERFANO COUNTIES IS
CANCELLED...

THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE
LIMITS...AND NO LONGER POSES AN IMMEDIATE THREAT TO LIFE OR PROPERTY.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 1100 PM MDT
WEDNESDAY EVENING FOR SOUTHEASTERN COLORADO.

LAT...LON 3785 10418 3763 10432 3782 10473 3798 10463
TIME...MOT...LOC 0232Z 296DEG 13KT 3783 10449

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 13, 6:08 PM MDTSevere Thunderstorm WarningPUBFremont, Pueblo26 min
Jul 13, 6:14 PM MDTSevere Thunderstorm WarningPUBEl Paso61 min
Jul 13, 6:16 PM MDTSevere Thunderstorm WarningPUBPueblo34 min
Jul 13, 6:50 PM MDTSevere Thunderstorm WarningPUBEl Paso55 min
Jul 13, 7:00 PM MDTSevere Thunderstorm WarningPUBEl Paso60 min
Jul 13, 7:10 PM MDTAreal Flood AdvisoryPUBEl Paso64 min
Jul 13, 7:20 PM MDTAreal Flood AdvisoryPUBPueblo2 hr
Jul 13, 7:30 PM MDTSevere Thunderstorm WarningPUBPueblo45 min
Jul 13, 7:38 PM MDTSevere Thunderstorm WarningPUBEl Paso67 min
Jul 13, 9:24 PM MDTAreal Flood AdvisoryPUBEl Paso3 hr
Jul 13, 9:49 PM MDTAreal Flood AdvisoryPUBPueblo3 hr
Jul 13, 10:27 PM MDTAreal Flood AdvisoryPUBEl Paso3 hr
Jul 13, 10:30 PM MDTSevere Thunderstorm WarningPUBEl Paso32 min
Jul 13, 10:35 PM MDTFlash Flood WarningPUBEl Paso3 hr
Jul 14, 2:08 PM MDTAreal Flood AdvisoryPUBLas Animas59 min

Nearby

Severe Thunderstorm Warnings in Colorado, 2011Every severe thunderstorm warning in 2011

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.