Alert archive / Colorado / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 33, NWS Pueblo, CO

May 19, 2012Custer County, Fremont County, Pueblo County, Colorado

NWS Pueblo, CO issued this severe thunderstorm warning at May 19, 2012, 5:48 PM MDT for Custer County, Fremont County, Pueblo County, Colorado. It was in force for 27 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
May 19, 2012, 5:48 PM MDT (23:48 UTC)
Expired
May 19, 2012, 6:15 PM MDT
In force
27 min
Issued by
NWS Pueblo, CO
Area
Storm-based polygon
Hail
1.0 in
Wind
50.0 mph

Counties Custer County, CO, Fremont County, CO, Pueblo County, CO

The radar

The Pueblo radar (KPUX), 80 km from the middle of the area, began a volume at 23:50 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, 11.8 hours before the alert went out and 241 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 12:00Z on 2012-05-19Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 216 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Denver, CO at 12:00Z on 2012-05-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -128 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
216 J/kg
Mixed-layer CIN
-35 J/kg
Mixed-layer LCL
820 m above ground
0-6 km bulk shear
24 kt
0-1 km storm-relative helicity
-128 m²/s²
0-3 km storm-relative helicity
-51 m²/s²
Significant tornado parameter
-0.0
Supercell composite
-0.6

Open this sounding in Storm Lab

The text

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

393 
WUUS55 KPUB 192348
SVRPUB
COC027-043-101-200030-
/O.NEW.KPUB.SV.W.0033.120519T2348Z-120520T0030Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PUEBLO CO
548 PM MDT SAT MAY 19 2012

THE NATIONAL WEATHER SERVICE IN PUEBLO HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTHEASTERN CUSTER COUNTY IN SOUTHEAST COLORADO...
  SOUTHEASTERN FREMONT COUNTY IN CENTRAL COLORADO...
  WEST CENTRAL PUEBLO COUNTY IN SOUTHEAST COLORADO...

* UNTIL 630 PM MDT

* AT 546 PM MDT...TRAINED WEATHER SPOTTERS REPORTED A SEVERE
  THUNDERSTORM PRODUCING QUARTER SIZE HAIL.  THIS STORM WAS LOCATED
  15 MILES SOUTHWEST OF FLORENCE...OR 35 MILES WEST OF PUEBLO...AND
  MOVING EAST AT 20 MPH.

* LOCATIONS IMPACTED INCLUDE...
  WETMORE.

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 3836 10489 3808 10478 3810 10531 3826 10538
TIME...MOT...LOC 2348Z 261DEG 17KT 3819 10524
WIND...HAIL <50MPH 1.00IN

$$

KAM
2 follow-up statements
589 
WWUS55 KPUB 200006
SVSPUB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
606 PM MDT SAT MAY 19 2012

COC027-043-101-200030-
/O.CON.KPUB.SV.W.0033.000000T0000Z-120520T0030Z/
CUSTER CO-PUEBLO CO-FREMONT CO-
606 PM MDT SAT MAY 19 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR SOUTHEASTERN
FREMONT...WEST CENTRAL PUEBLO AND NORTHEASTERN CUSTER COUNTIES UNTIL
630 PM MDT...

AT 546 PM MDT...TRAINED WEATHER SPOTTERS REPORTED A SEVERE
THUNDERSTORM PRODUCING QUARTER SIZE HAIL.  THIS STORM WAS LOCATED 14
MILES SOUTH OF FLORENCE...OR 29 MILES WEST OF PUEBLO...MOVING EAST AT
20 MPH.

LOCATIONS IMPACTED INCLUDE...
  WETMORE.

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 3828 10529 3836 10489 3808 10478 3810 10520
TIME...MOT...LOC 0006Z 261DEG 17KT 3819 10513
WIND...HAIL <50MPH 1.00IN

$$

KAM
540 
WWUS55 KPUB 200015
SVSPUB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
615 PM MDT SAT MAY 19 2012

COC027-043-101-200026-
/O.CAN.KPUB.SV.W.0033.000000T0000Z-120520T0030Z/
CUSTER CO-PUEBLO CO-FREMONT CO-
615 PM MDT SAT MAY 19 2012

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN FREMONT...WEST
CENTRAL PUEBLO AND NORTHEASTERN CUSTER 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...HOWEVER SMALL HAIL IS STILL POSSIBLE WITH THIS
THUNDERSTORM.

LAT...LON 3828 10529 3836 10489 3808 10478 3810 10520
TIME...MOT...LOC 0016Z 261DEG 17KT 3820 10507

$$

KAM

The office that day

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

IssuedProductOfficeCountiesLasted
May 19, 9:21 AM MDTSevere Thunderstorm WarningPUBKiowa54 min
May 19, 10:14 AM MDTSevere Thunderstorm WarningPUBKiowa61 min
May 19, 12:12 PM MDTSevere Thunderstorm WarningPUBHuerfano, Las Animas, Otero, Pueblo63 min
May 19, 1:15 PM MDTSevere Thunderstorm WarningPUBBent, Las Animas, Otero60 min
May 19, 1:50 PM MDTSevere Thunderstorm WarningPUBLas Animas25 min
May 19, 2:13 PM MDTSevere Thunderstorm WarningPUBLas Animas62 min
May 19, 2:16 PM MDTSevere Thunderstorm WarningPUBLas Animas29 min
May 19, 2:37 PM MDTSevere Thunderstorm WarningPUBBaca, Las Animas53 min

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.