Alert archive / Colorado / Tornado Warnings in 2012

Tornado Warning 21, NWS Pueblo, CO

June 16, 2012Custer County, Fremont County, Colorado

NWS Pueblo, CO issued this tornado warning at Jun 16, 2012, 1:39 PM MDT for Custer County, Fremont County, Colorado. It was in force for 36 min. 2 reports 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
Jun 16, 2012, 1:39 PM MDT (19:39 UTC)
Expired
Jun 16, 2012, 2:15 PM MDT
In force
36 min
Issued by
NWS Pueblo, CO
Area
Storm-based polygon

Counties Custer County, CO, Fremont County, CO

The radar

The Pueblo radar (KPUX), 111 km from the middle of the area, began a volume at 19:39 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
Jun 16, 1:51 PM MDTHAIL 15 Ne Hillside, CO
Jun 16, 2:05 PM MDTHAIL 1.55 Ne Hillside, CO

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

The nearest sounding before it

Denver, CO (KDNR), launched 12:00Z, 7.7 hours before the alert went out and 258 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 2012-06-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 3 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 2012-06-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -70 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
3 J/kg
Mixed-layer CIN
-402 J/kg
Mixed-layer LCL
1050 m above ground
0-6 km bulk shear
36 kt
0-1 km storm-relative helicity
-70 m²/s²
0-3 km storm-relative helicity
53 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.0

Open this sounding in Storm Lab

The text

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

069 
WFUS55 KPUB 161939
TORPUB
COC027-043-162015-
/O.NEW.KPUB.TO.W.0021.120616T1939Z-120616T2015Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE PUEBLO CO
139 PM MDT SAT JUN 16 2012

THE NATIONAL WEATHER SERVICE IN PUEBLO HAS ISSUED A

* TORNADO WARNING FOR...
  NORTH CENTRAL CUSTER COUNTY IN SOUTHEAST COLORADO...
  SOUTH CENTRAL FREMONT COUNTY IN CENTRAL COLORADO...

* UNTIL 215 PM MDT

* AT 135 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS
  STORM WAS LOCATED 9 MILES SOUTHEAST OF TEXAS CREEK...OR 46 MILES
  WEST OF PUEBLO...AND MOVING SOUTHEAST AT 20 MPH.

* LOCATIONS IMPACTED INCLUDE...
  RURAL AREAS OF EXTREME SOUTHERN FREMONT AND NORTHERN CUSTER
  COUNTIES.

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.

&&

LAT...LON 3832 10522 3816 10552 3830 10568 3846 10556
TIME...MOT...LOC 1938Z 301DEG 23KT 3829 10544

$$
3 follow-up statements
269 
WWUS55 KPUB 161947
SVSPUB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
147 PM MDT SAT JUN 16 2012

COC027-043-162015-
/O.CON.KPUB.TO.W.0021.000000T0000Z-120616T2015Z/
CUSTER CO-FREMONT CO-
147 PM MDT SAT JUN 16 2012

...A TORNADO WARNING REMAINS IN EFFECT FOR SOUTH CENTRAL FREMONT AND
NORTH CENTRAL CUSTER COUNTIES UNTIL 215 PM MDT...

AT 143 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO.  THIS DANGEROUS
STORM WAS LOCATED 9 MILES SOUTHEAST OF TEXAS CREEK...OR 47 MILES WEST
OF PUEBLO...MOVING SOUTHEAST AT 20 MPH.

LOCATIONS IMPACTED INCLUDE...
  MAINLY RURAL AREAS OF NORTHERN CUSTER AND SOUTHERN FREMONT
  COUNTIES.

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.

&&

LAT...LON 3844 10552 3832 10522 3816 10552 3830 10568
TIME...MOT...LOC 1947Z 299DEG 17KT 3829 10546

$$
089 
WWUS55 KPUB 161954
SVSPUB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
154 PM MDT SAT JUN 16 2012

COC027-043-162015-
/O.CON.KPUB.TO.W.0021.000000T0000Z-120616T2015Z/
CUSTER CO-FREMONT CO-
154 PM MDT SAT JUN 16 2012

...A TORNADO WARNING REMAINS IN EFFECT FOR SOUTH CENTRAL FREMONT AND
NORTH CENTRAL CUSTER COUNTIES UNTIL 215 PM MDT...

AT 151 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO.  THIS DANGEROUS
STORM WAS LOCATED 11 MILES SOUTHEAST OF TEXAS CREEK...OR 45 MILES 
WEST OF PUEBLO...MOVING SOUTHEAST AT 20 MPH.  ONE INCH DIAMETER HAIL 
CAN ALSO BE EXPECTED WITH THIS STORM.

LOCATIONS IMPACTED INCLUDE...
  MAINLY RURAL AREAS OF EXTREME SOUTHERN FREMONT AND NORTHERN CUSTER
  COUNTIES.

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.

&&

LAT...LON 3840 10545 3832 10522 3816 10552 3830 10568
TIME...MOT...LOC 1954Z 299DEG 17KT 3827 10543

$$
151 
WWUS55 KPUB 162017
SVSPUB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
217 PM MDT SAT JUN 16 2012

COC027-043-162025-
/O.EXP.KPUB.TO.W.0021.000000T0000Z-120616T2015Z/
CUSTER CO-FREMONT CO-
217 PM MDT SAT JUN 16 2012

...THE TORNADO WARNING FOR SOUTH CENTRAL FREMONT AND NORTH CENTRAL
CUSTER COUNTIES HAS EXPIRED...

THE TORNADO WARNING HAS EXPIRED. HOWEVER...A SEVERE THUNDERSTORM 
WARNING REMAINS IN EFFECT FOR THE AREA...WITH PING PONG BALL SIZE 
HAIL EXPECTED WITH THIS THUNDERSTORM.

REMEMBER...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR
SOUTH CENTRAL FREMONT AND CUSTER COUNTIES UNTIL 245 PM.

LAT...LON 3840 10545 3832 10522 3816 10552 3830 10568
TIME...MOT...LOC 1954Z 299DEG 17KT 3827 10543

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 15, 7:13 PM MDTSevere Thunderstorm WarningPUBCrowley33 min
Jun 16, 4:36 AM MDTFire Weather WatchPUBAlamosa, Chaffee, Conejos, Costilla, Custer, El Paso and 9 more11 hr
Jun 16, 2:02 PM MDTSevere Thunderstorm WarningPUBCuster, Fremont43 min
Jun 16, 3:18 PM MDTRed Flag WarningPUBAlamosa, Chaffee, Conejos, Costilla, Custer, El Paso and 9 more30 hr
Jun 16, 3:47 PM MDTSevere Thunderstorm WarningPUBHuerfano, Pueblo36 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.