Alert archive / Colorado / Tornado Warnings in 2012

Tornado Warning 24, NWS Pueblo, CO

September 27, 2012El Paso County, Teller County, Colorado

NWS Pueblo, CO issued this tornado warning at Sep 27, 2012, 2:18 PM MDT for El Paso County, Teller 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
Sep 27, 2012, 2:18 PM MDT (20:18 UTC)
Expired
Sep 27, 2012, 2:45 PM MDT
In force
27 min
Issued by
NWS Pueblo, CO
Area
Storm-based polygon

Counties El Paso County, CO, Teller County, CO

The radar

The Denver radar (KFTG), 92 km from the middle of the area, began a volume at 20:20 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, 8.3 hours before the alert went out and 176 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.

464 
WFUS55 KPUB 272018
TORPUB
COC041-119-272045-
/O.NEW.KPUB.TO.W.0024.120927T2018Z-120927T2045Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE PUEBLO CO
218 PM MDT THU SEP 27 2012

THE NATIONAL WEATHER SERVICE IN PUEBLO HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHWESTERN EL PASO COUNTY IN EAST CENTRAL COLORADO...
  NORTH CENTRAL TELLER COUNTY IN CENTRAL COLORADO...

* UNTIL 245 PM MDT

* AT 216 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS
  STORM WAS LOCATED NEAR WOODLAND PARK...OR 15 MILES NORTHWEST OF
  COLORADO SPRINGS...AND MOVING EAST AT 15 MPH.

* LOCATIONS IMPACTED INCLUDE...
  COLORADO SPRINGS...CHIPITA PARK AND CASCADE.

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 3909 10485 3887 10490 3894 10514 3912 10508
TIME...MOT...LOC 2018Z 284DEG 12KT 3901 10500

$$
5 follow-up statements
581 
WWUS55 KPUB 272024
SVSPUB

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

COC119-272033-
/O.CAN.KPUB.TO.W.0024.000000T0000Z-120927T2045Z/
TELLER CO-
224 PM MDT THU SEP 27 2012

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

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

LAT...LON 3905 10486 3887 10490 3897 10504 3906 10503
      3910 10501
TIME...MOT...LOC 2023Z 284DEG 12KT 3901 10498

$$

COC041-272045-
/O.CON.KPUB.TO.W.0024.000000T0000Z-120927T2045Z/
EL PASO CO-
224 PM MDT THU SEP 27 2012

...A TORNADO WARNING REMAINS IN EFFECT FOR NORTHWESTERN EL PASO
COUNTY UNTIL 245 PM MDT...

AT 221 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO.  THIS DANGEROUS
STORM WAS LOCATED NEAR WOODLAND PARK...OR 14 MILES NORTHWEST OF
COLORADO SPRINGS...MOVING EAST AT 15 MPH.

ROTATION HAS INCREASED WITH THIS STORM BETWEEN 215 PM AND 220 PM.

LOCATIONS IMPACTED INCLUDE...
  WEST SIDE OF COLORADO SPRINGS.

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 3905 10486 3887 10490 3897 10504 3906 10503
      3910 10501
TIME...MOT...LOC 2023Z 284DEG 12KT 3901 10498

$$
532 
WWUS55 KPUB 272029
SVSPUB

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

COC041-272045-
/O.CON.KPUB.TO.W.0024.000000T0000Z-120927T2045Z/
EL PASO CO-
229 PM MDT THU SEP 27 2012

...A TORNADO WARNING REMAINS IN EFFECT FOR NORTHWESTERN EL PASO
COUNTY UNTIL 245 PM MDT...

AT 225 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO.  THIS DANGEROUS
STORM WAS LOCATED NEAR CRYSTOLA...OR 13 MILES NORTHWEST OF COLORADO
SPRINGS...MOVING SOUTHEAST AT 15 MPH.

THE STRONGEST ROTATION WITH THIS STORM WILL TRACK JUST SOUTH AND 
WEST OF THE UNITED STATES AIR FORCE ACADEMY.

LOCATIONS IMPACTED INCLUDE...
  COLORADO SPRINGS.

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 3905 10486 3887 10490 3897 10504 3906 10503
      3910 10501
TIME...MOT...LOC 2028Z 302DEG 15KT 3899 10496

$$
128 
WWUS55 KPUB 272033
SVSPUB

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

COC041-272045-
/O.CON.KPUB.TO.W.0024.000000T0000Z-120927T2045Z/
EL PASO CO-
233 PM MDT THU SEP 27 2012

...A TORNADO WARNING REMAINS IN EFFECT FOR NORTHWESTERN EL PASO
COUNTY UNTIL 245 PM MDT...

AT 230 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO.  THIS DANGEROUS
STORM WAS LOCATED NEAR CRYSTOLA...OR 12 MILES NORTHWEST OF COLORADO
SPRINGS...MOVING SOUTHEAST AT 15 MPH.

A TIGHT ROTATION COUPLET WAS INDICATED ON RADAR AT 230 PM. 

LOCATIONS IMPACTED INCLUDE...
  COLORADO SPRINGS.

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 3900 10499 3907 10497 3905 10486 3887 10490
      3893 10499
TIME...MOT...LOC 2033Z 302DEG 15KT 3898 10494

$$
456 
WWUS55 KPUB 272038
SVSPUB

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

COC041-272045-
/O.CON.KPUB.TO.W.0024.000000T0000Z-120927T2045Z/
EL PASO CO-
238 PM MDT THU SEP 27 2012

...A TORNADO WARNING REMAINS IN EFFECT FOR NORTHWESTERN EL PASO
COUNTY UNTIL 245 PM MDT...

AT 234 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO.  THIS DANGEROUS
STORM WAS LOCATED NEAR AIR FORCE ACADEMY...OR 11 MILES NORTHWEST OF
COLORADO SPRINGS...MOVING SOUTHEAST AT 15 MPH.

ROTATION HAS DECREASED BETWEEN  230 PM AND 234 PM. 

LOCATIONS IMPACTED INCLUDE...
  COLORADO SPRINGS.

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 3899 10498 3906 10494 3905 10486 3887 10490
      3891 10496
TIME...MOT...LOC 2037Z 302DEG 15KT 3897 10492

$$
336 
WWUS55 KPUB 272042
SVSPUB

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

COC041-272051-
/O.EXP.KPUB.TO.W.0024.000000T0000Z-120927T2045Z/
EL PASO CO-
242 PM MDT THU SEP 27 2012

...THE TORNADO WARNING FOR NORTHWESTERN EL PASO COUNTY WILL EXPIRE AT
245 PM MDT...

THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE
LIMITS...AND NO LONGER POSES AN IMMEDIATE THREAT TO LIFE OR PROPERTY.

SMALL HAIL WILL LIKELY OCCUR WITH THIS STORM AS IT MOVES ACROSS 
WESTERN COLORADO SPRINGS.

LAT...LON 3899 10498 3906 10494 3905 10486 3887 10490
      3891 10496
TIME...MOT...LOC 2041Z 302DEG 15KT 3896 10490

$$

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, 2:32 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, 5:09 PM MDTSevere Thunderstorm WarningPUBCrowley, Kiowa, Otero66 min
Sep 27, 5:13 PM MDTSevere Thunderstorm WarningPUBCrowley, Otero, Pueblo62 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.