Alert archive / Colorado / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 67, NWS Pueblo, CO

June 7, 2012El Paso County, Colorado

NWS Pueblo, CO issued this severe thunderstorm warning at Jun 7, 2012, 9:25 PM MDT for El Paso County, Colorado. It was in force for 50 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 7, 2012, 9:25 PM MDT (03:25 UTC)
Expired
Jun 7, 2012, 10:15 PM MDT
In force
50 min
Issued by
NWS Pueblo, CO
Area
Storm-based polygon
Hail
1.75 in
Wind
60.0 mph

County El Paso County, CO

The radar

The Pueblo radar (KPUX), 35 km from the middle of the area, began a volume at 03:27 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 00:00Z, 3.4 hours before the alert went out and 147 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 2012-06-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1009 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Denver, CO at 00:00Z on 2012-06-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 28 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
1009 J/kg
Mixed-layer CIN
-107 J/kg
Mixed-layer LCL
2384 m above ground
0-6 km bulk shear
30 kt
0-1 km storm-relative helicity
28 m²/s²
0-3 km storm-relative helicity
80 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.6

Open this sounding in Storm Lab

The text

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

428 
WUUS55 KPUB 080325
SVRPUB
COC041-080415-
/O.NEW.KPUB.SV.W.0067.120608T0325Z-120608T0415Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PUEBLO CO
925 PM MDT THU JUN 7 2012

THE NATIONAL WEATHER SERVICE IN PUEBLO HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  EASTERN EL PASO COUNTY IN EAST CENTRAL COLORADO...

* UNTIL 1015 PM MDT

* AT 923 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING GOLF BALL SIZE HAIL...AND
  DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS LOCATED 6 MILES
  WEST OF TRUCKTON...OR 29 MILES EAST OF COLORADO SPRINGS...AND
  MOVING SOUTH AT 15 MPH.

* LOCATIONS IMPACTED INCLUDE...
  MAINLY RURAL AREAS OF SOUTHERN EL PASO COUNTY.

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 3860 10404 3857 10442 3902 10434 3908 10405
TIME...MOT...LOC 0326Z 010DEG 13KT 3872 10429
WIND...HAIL 60MPH 1.75IN

$$

KAM
1 follow-up statement
355 
WWUS55 KPUB 080334
SVSPUB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
934 PM MDT THU JUN 7 2012

COC041-080415-
/O.CON.KPUB.SV.W.0067.000000T0000Z-120608T0415Z/
EL PASO CO-
934 PM MDT THU JUN 7 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR EAST CENTRAL
EL PASO COUNTY UNTIL 1015 PM MDT...

AT 932 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING GOLF BALL SIZE HAIL...AND
DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS LOCATED NEAR
TRUCKTON...OR 36 MILES EAST OF COLORADO SPRINGS...MOVING SOUTH AT 30
MPH.

LOCATIONS IMPACTED INCLUDE...
  MAINLY RURAL AREAS OF SOUTHEASTERN EL PASO COUNTY.

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 3893 10434 3897 10405 3860 10404 3857 10442
      3875 10439
TIME...MOT...LOC 0334Z 351DEG 24KT 3867 10417
WIND...HAIL 60MPH 1.75IN

$$

KAM

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 7, 6:53 PM MDTTornado WarningPUBEl Paso37 min
Jun 7, 7:27 PM MDTTornado WarningPUBEl Paso48 min
Jun 7, 8:14 PM MDTTornado WarningPUBEl Paso31 min
Jun 7, 8:21 PM MDTSevere Thunderstorm WarningPUBEl Paso54 min
Jun 7, 8:38 PM MDTSevere Thunderstorm WarningPUBEl Paso52 min
Jun 7, 8:42 PM MDTSevere Thunderstorm WarningPUBEl Paso63 min
Jun 7, 8:45 PM MDTFlash Flood WarningPUBEl Paso2 hr
Jun 7, 9:25 PM MDTTornado WarningPUBCrowley, El Paso, Pueblo50 min
Jun 7, 9:39 PM MDTSevere Thunderstorm WarningPUBEl Paso66 min
Jun 7, 10:13 PM MDTTornado WarningPUBCrowley, El Paso, Pueblo47 min
Jun 7, 10:44 PM MDTSevere Thunderstorm WarningPUBEl Paso28 min
Jun 8, 3:12 AM MDTSevere Thunderstorm WarningPUBEl Paso63 min
Jun 8, 3:41 AM MDTSevere Thunderstorm WarningPUBEl Paso34 min
Jun 8, 2:17 PM MDTRed Flag WarningPUBAlamosa, Conejos, Costilla, Custer, El Paso, Fremont and 6 more31 hr

Nearby

Severe Thunderstorm Warnings in Colorado, 2012Every severe thunderstorm warning in 2012

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.