Alert archive / Colorado / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 113, NWS Pueblo, CO

September 27, 2012Crowley County, Kiowa County, Otero County, Colorado

NWS Pueblo, CO issued this severe thunderstorm warning at Sep 27, 2012, 5:09 PM MDT for Crowley County, Kiowa County, Otero County, Colorado. It was in force for 66 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
Sep 27, 2012, 5:09 PM MDT (23:09 UTC)
Expired
Sep 27, 2012, 6:15 PM MDT
In force
66 min
Issued by
NWS Pueblo, CO
Area
Storm-based polygon
Hail
1.5 in
Wind
60.0 mph

Counties Crowley County, CO, Kiowa County, CO, Otero County, CO

The radar

The Pueblo radar (KPUX), 55 km from the middle of the area, began a volume at 23:11 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
Sep 27, 4:59 PM MDTSevere Thunderstorm WatchSPC7 hr

The nearest sounding before it

Denver, CO (KDNR), launched 12:00Z, 11.2 hours before the alert went out and 160 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 2012-09-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 50 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 2012-09-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 22 square meters per square second.1939Sfc1 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
50 J/kg
Mixed-layer CIN
-111 J/kg
Mixed-layer LCL
1041 m above ground
0-6 km bulk shear
16 kt
0-1 km storm-relative helicity
22 m²/s²
0-3 km storm-relative helicity
81 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

888 
WUUS55 KPUB 272309
SVRPUB
COC025-061-089-280015-
/O.NEW.KPUB.SV.W.0113.120927T2309Z-120928T0015Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PUEBLO CO
509 PM MDT THU SEP 27 2012

THE NATIONAL WEATHER SERVICE IN PUEBLO HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTHEASTERN CROWLEY COUNTY IN SOUTHEAST COLORADO...
  SOUTHWESTERN KIOWA COUNTY IN SOUTHEAST COLORADO...
  NORTHEASTERN OTERO COUNTY IN SOUTHEAST COLORADO...

* UNTIL 615 PM MDT

* AT 506 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING PING PONG BALL SIZE
  HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS
  LOCATED 15 MILES NORTHWEST OF ORDWAY...OR 35 MILES NORTHWEST OF LA
  JUNTA...AND MOVING SOUTHEAST AT 20 MPH.

* LOCATIONS IMPACTED INCLUDE...
  ORDWAY...SUGAR CITY AND CHERAW.

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 3852 10326 3808 10353 3835 10398 3853 10387
      3854 10362 3853 10361 3853 10326
TIME...MOT...LOC 2310Z 297DEG 16KT 3841 10386
WIND...HAIL 60MPH 1.50IN

$$
3 follow-up statements
341 
WWUS55 KPUB 272324
SVSPUB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
524 PM MDT THU SEP 27 2012

COC025-061-089-280015-
/O.CON.KPUB.SV.W.0113.000000T0000Z-120928T0015Z/
CROWLEY CO-OTERO CO-KIOWA CO-
524 PM MDT THU SEP 27 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR SOUTHWESTERN
KIOWA...NORTHEASTERN OTERO AND EASTERN CROWLEY COUNTIES UNTIL 615 PM
MDT...

AT 520 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 14 MILES
NORTH OF ORDWAY...OR 33 MILES NORTHWEST OF LA JUNTA...MOVING EAST AT
20 MPH.

RADAR IS INDICATING THAT THE HAIL STONES ASSOCIATED WITH THIS STORM 
ARE INCREASING IN SIZE.

THIS STORM WILL CROSS HIGHWAY 71 BETWEEN 525 PM AND 550 PM.

LOCATIONS IMPACTED INCLUDE...
  SUGAR CITY.

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.

&&

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL MIDNIGHT MDT
FRIDAY MORNING FOR SOUTHEAST COLORADO.

LAT...LON 3852 10326 3808 10353 3834 10392 3852 10383
      3854 10362 3853 10361 3853 10326
TIME...MOT...LOC 2323Z 288DEG 16KT 3842 10378
WIND...HAIL 60MPH 1.75IN

$$
189 
WWUS55 KPUB 272345
SVSPUB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
545 PM MDT THU SEP 27 2012

COC025-061-089-280015-
/O.CON.KPUB.SV.W.0113.000000T0000Z-120928T0015Z/
CROWLEY CO-OTERO CO-KIOWA CO-
545 PM MDT THU SEP 27 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR SOUTHWESTERN
KIOWA...NORTHEASTERN OTERO AND EASTERN CROWLEY COUNTIES UNTIL 615 PM
MDT...

AT 543 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 8 MILES
NORTH OF SUGAR CITY...OR 26 MILES NORTH OF LA JUNTA...MOVING EAST AT
20 MPH.

LOCATIONS IMPACTED INCLUDE...
  SUGAR CITY.

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.

&&

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL MIDNIGHT MDT
FRIDAY MORNING FOR SOUTHEAST COLORADO.

LAT...LON 3852 10326 3808 10353 3831 10377 3844 10379
      3853 10367 3854 10362 3853 10361 3853 10326
TIME...MOT...LOC 2345Z 288DEG 16KT 3834 10366
WIND...HAIL 60MPH 1.75IN

$$
342 
WWUS55 KPUB 272353
SVSPUB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
553 PM MDT THU SEP 27 2012

COC025-061-089-280015-
/O.CON.KPUB.SV.W.0113.000000T0000Z-120928T0015Z/
CROWLEY CO-OTERO CO-KIOWA CO-
553 PM MDT THU SEP 27 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR SOUTHWESTERN
KIOWA...NORTHEASTERN OTERO AND EAST CENTRAL CROWLEY COUNTIES UNTIL
615 PM MDT...

AT 552 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND
DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS LOCATED 7 MILES
NORTH OF SUGAR CITY...OR 25 MILES NORTH OF LA JUNTA...MOVING EAST AT
20 MPH.

LOCATIONS IMPACTED INCLUDE...
  MAINLY RURAL AREAS OF EASTERN CROWLEY...EXTREME SOUTHWESTERN KIOWA
  AND NORTHEASTERN OTERO 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.

&&

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL MIDNIGHT MDT
FRIDAY MORNING FOR SOUTHEAST COLORADO.

LAT...LON 3838 10373 3843 10363 3835 10337 3808 10353
      3828 10374
TIME...MOT...LOC 2354Z 288DEG 16KT 3833 10361
WIND...HAIL 60MPH 1.00IN

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 26, 9:22 PM MDTSevere Thunderstorm WarningPUBKiowa53 min
Sep 27, 2:18 PM MDTTornado WarningPUBEl Paso, Teller27 min
Sep 27, 2:32 PM MDTAreal Flood AdvisoryPUBEl Paso56 min
Sep 27, 3:50 PM MDTSevere Thunderstorm WarningPUBEl Paso40 min
Sep 27, 4:10 PM MDTSevere Thunderstorm WarningPUBCrowley, El Paso, Pueblo65 min
Sep 27, 4:34 PM MDTSevere Thunderstorm WarningPUBLas Animas56 min
Sep 27, 4:43 PM MDTSevere Thunderstorm WarningPUBPueblo52 min
Sep 27, 5:13 PM MDTSevere Thunderstorm WarningPUBCrowley, Otero, Pueblo62 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.