Alert archive / Colorado / Tornado Warnings in 2012

Tornado Warning 7, NWS Pueblo, CO

April 27, 2012Kiowa County, Prowers County, Colorado

NWS Pueblo, CO issued this tornado warning at Apr 27, 2012, 2:21 AM MDT for Kiowa County, Prowers County, Colorado. It was in force for 39 min. 1 report came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
Apr 27, 2012, 2:21 AM MDT (08:21 UTC)
Expired
Apr 27, 2012, 3:00 AM MDT
In force
39 min
Issued by
NWS Pueblo, CO
Area
Storm-based polygon

Counties Kiowa County, CO, Prowers County, CO

The radar

The Goodland radar (KGLD), 130 km from the middle of the area, began a volume at 08:25 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.

What was reported inside it

TimeReportWhereRemark
Apr 27, 2:40 AM MDTTORNADO10 Ne Lamar, COPUBLIC REPORT VIA PROWERS COUNTY COMMS...TIME APPROXIMATE

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Apr 26, 9:00 PM MDTSevere Thunderstorm WatchSPC7 hr

The nearest sounding before it

Denver, CO (KDNR), launched 00:00Z, 8.4 hours before the alert went out and 171 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 2012-04-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 95 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 00:00Z on 2012-04-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 42 square meters per square second.19395878Sfc1 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
95 J/kg
Mixed-layer CIN
-85 J/kg
Mixed-layer LCL
2538 m above ground
0-6 km bulk shear
28 kt
0-1 km storm-relative helicity
42 m²/s²
0-3 km storm-relative helicity
175 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.

141 
WFUS55 KPUB 270821
TORPUB
COC061-099-270900-
/O.NEW.KPUB.TO.W.0007.120427T0821Z-120427T0900Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE PUEBLO CO
221 AM MDT FRI APR 27 2012

THE NATIONAL WEATHER SERVICE IN PUEBLO HAS ISSUED A

* TORNADO WARNING FOR...
  EASTERN KIOWA COUNTY IN SOUTHEAST COLORADO...
  NORTH CENTRAL PROWERS COUNTY IN SOUTHEAST COLORADO...

* UNTIL 300 AM MDT

* AT 158 AM MDT...LOCAL LAW ENFORCEMENT REPORTED A TORNADO 3 MILES   
  SOUTHEAST OF LAMAR.  AT 216 AM MDT...A TORNADIC CIRCULATION WAS
  ABOUT 10 MILES NORTH OF LAMAR MOVING NORTH AT 35 MPH.

* LOCATIONS IMPACTED INCLUDE...
  QUEENS RESERVOIR...NEENOSHE RESERVOIR...CHIVINGTON AND BRANDON.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TO REPEAT...A TORNADO IS ON THE GROUND. TAKE COVER NOW. MOVE TO AN
INTERIOR ROOM ON THE LOWEST FLOOR OF A STURDY BUILDING. AVOID
WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR OUTDOORS...MOVE TO THE
CLOSEST SUBSTANTIAL SHELTER AND PROTECT YOURSELF FROM FLYING DEBRIS.

TORNADOES ARE DIFFICULT TO SEE AND CONFIRM AT NIGHT. TAKE COVER NOW.

&&

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 400 AM MDT FRIDAY
MORNING FOR SOUTHEAST COLORADO.

LAT...LON 3861 10276 3861 10231 3813 10242 3813 10265
TIME...MOT...LOC 0819Z 180DEG 32KT 3824 10253

$$
4 follow-up statements
372 
WWUS55 KPUB 270834
SVSPUB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
234 AM MDT FRI APR 27 2012

COC099-270839-
/O.CAN.KPUB.TO.W.0007.000000T0000Z-120427T0900Z/
PROWERS CO-
234 AM MDT FRI APR 27 2012

...THE TORNADO WARNING FOR NORTH CENTRAL PROWERS COUNTY IS
CANCELLED...

THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF PROWERS COUNTY.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 400 AM MDT FRIDAY
MORNING FOR SOUTHEAST COLORADO.

LAT...LON 3861 10276 3861 10231 3827 10244 3827 10261
TIME...MOT...LOC 0829Z 181DEG 34KT 3833 10253

$$

COC061-270900-
/O.CON.KPUB.TO.W.0007.000000T0000Z-120427T0900Z/
KIOWA CO-
234 AM MDT FRI APR 27 2012

...A TORNADO WARNING REMAINS IN EFFECT FOR EASTERN KIOWA COUNTY UNTIL
300 AM MDT...

AT 229 AM MDT...RADAR INDICATED A TORNADO.  THIS TORNADO WAS LOCATED 
7 MILES SOUTH OF CHIVINGTON...MOVING NORTH AT 40 MPH.

A LARGE TORANADO IS LIKELY ON THE GROUND...HEADED FOR THE CHIVINGTON 
AND BRANDON AREAS.  THIS IS A LIFE THREATENING TORNADO. TAKE COVER 
NOW!

LOCATIONS IMPACTED INCLUDE...
  CHIVINGTON AND BRANDON.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TO REPEAT...A TORNADO IS ON THE GROUND. TAKE COVER NOW. MOVE TO AN
INTERIOR ROOM ON THE LOWEST FLOOR OF A STURDY BUILDING. AVOID
WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR OUTDOORS...MOVE TO THE
CLOSEST SUBSTANTIAL SHELTER AND PROTECT YOURSELF FROM FLYING DEBRIS.

TORNADOES ARE DIFFICULT TO SEE AT NIGHT. TAKE COVER NOW.

&&

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 400 AM MDT FRIDAY
MORNING FOR SOUTHEAST COLORADO.

LAT...LON 3861 10276 3861 10231 3827 10244 3827 10261
TIME...MOT...LOC 0829Z 181DEG 34KT 3833 10253

$$
397 
WWUS55 KPUB 270842
SVSPUB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
242 AM MDT FRI APR 27 2012

COC061-270900-
/O.CON.KPUB.TO.W.0007.000000T0000Z-120427T0900Z/
KIOWA CO-
242 AM MDT FRI APR 27 2012

...A TORNADO WARNING REMAINS IN EFFECT FOR NORTH CENTRAL KIOWA COUNTY
UNTIL 300 AM MDT...

AT 238 AM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO.  THIS DANGEROUS
STORM WAS LOCATED NEAR CHIVINGTON...OR 24 MILES NORTH OF LAMAR...
MOVING NORTH AT 25 MPH.

LOCATIONS IMPACTED INCLUDE...
  CHIVINGTON...BRANDON.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR
OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT
YOURSELF FROM FLYING DEBRIS.

TORNADOES ARE DIFFICULT TO SEE AT NIGHT. TAKE COVER NOW.

&&

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 400 AM MDT FRIDAY
MORNING FOR SOUTHEAST COLORADO.

LAT...LON 3861 10276 3861 10231 3841 10246 3841 10257
TIME...MOT...LOC 0841Z 181DEG 23KT 3843 10252

$$
014 
WWUS55 KPUB 270851
SVSPUB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
251 AM MDT FRI APR 27 2012

COC061-270900-
/O.CON.KPUB.TO.W.0007.000000T0000Z-120427T0900Z/
KIOWA CO-
251 AM MDT FRI APR 27 2012

...A TORNADO WARNING REMAINS IN EFFECT FOR NORTH CENTRAL KIOWA COUNTY
UNTIL 300 AM MDT...

AT 246 AM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO.  THIS DANGEROUS
STORM WAS LOCATED NEAR BRANDON...OR 30 MILES NORTH OF LAMAR...MOVING
NORTH AT 25 MPH.

LOCATIONS IMPACTED INCLUDE...
  MAINLY RURAL AREAS OF NORTHERN KIOWA COUNTY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR
OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT
YOURSELF FROM FLYING DEBRIS.

TORNADOES ARE DIFFICULT TO SEE AT NIGHT. TAKE COVER NOW.

&&

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 400 AM MDT FRIDAY
MORNING FOR SOUTHEAST COLORADO.

LAT...LON 3861 10276 3861 10231 3846 10243 3846 10254
TIME...MOT...LOC 0850Z 181DEG 23KT 3853 10248

$$
669 
WWUS55 KPUB 270906
SVSPUB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
306 AM MDT FRI APR 27 2012

COC061-270910-
/O.EXP.KPUB.TO.W.0007.000000T0000Z-120427T0900Z/
KIOWA CO-
306 AM MDT FRI APR 27 2012

...TORNADO WARNING FOR NORTH CENTRAL KIOWA COUNTY HAS EXPIRED...
...ANOTHER TORNADO WARNING REMAINS IN EFFECT FOR CENTRAL AND EASTERN 
KIOWA COUNTIES INCLUDING THE CHIVINGTON AND BRANDON AREAS...

THE STORM WHICH PROMPTED THE WARNING OVER NORTH CENTRAL KIOWA COUNTY 
HAS MOVED OUT OF THE WARNED AREA.

HOWEVER...ANOTHER TORNADO WARNING REMAINS IN EFFECT FOR TORNADIC 
STORMS OVER THE CHIVINGTON AND BRANDON AREAS.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 400 AM MDT FRIDAY
MORNING FOR SOUTHEAST COLORADO.

LAT...LON 3861 10276 3861 10231 3846 10243 3846 10254
TIME...MOT...LOC 0851Z 181DEG 23KT 3854 10248

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 26, 6:04 PM MDTSevere Thunderstorm WarningPUBBaca41 min
Apr 26, 6:36 PM MDTSevere Thunderstorm WarningPUBBaca, Prowers24 min
Apr 26, 6:56 PM MDTSevere Thunderstorm WarningPUBBaca, Prowers49 min
Apr 26, 7:30 PM MDTSevere Thunderstorm WarningPUBKiowa, Prowers30 min
Apr 26, 10:46 PM MDTSevere Thunderstorm WarningPUBBaca22 min
Apr 27, 12:22 AM MDTSevere Thunderstorm WarningPUBBaca, Bent, Las Animas, Otero53 min
Apr 27, 12:46 AM MDTTornado WarningPUBBaca26 min
Apr 27, 1:09 AM MDTSevere Thunderstorm WarningPUBBaca, Bent, Prowers51 min
Apr 27, 1:25 AM MDTTornado WarningPUBBent, Prowers50 min
Apr 27, 1:44 AM MDTTornado WarningPUBBent, Kiowa, Prowers19 min
Apr 27, 1:55 AM MDTTornado WarningPUBBent, Prowers50 min
Apr 27, 2:43 AM MDTTornado WarningPUBKiowa, Prowers32 min
Apr 27, 2:56 AM MDTTornado WarningPUBKiowa13 min

Nearby

Tornado Warnings in Colorado, 2012Every tornado warning in 2012Tornadoes 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.