Alert archive / Colorado / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 20, NWS Pueblo, CO
NWS Pueblo, CO issued this severe thunderstorm warning at Apr 27, 2012, 12:22 AM MDT for 4 counties in Colorado. It was in force for 53 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
- Apr 27, 2012, 12:22 AM MDT (06:22 UTC)
- Expired
- Apr 27, 2012, 1:15 AM MDT
- In force
- 53 min
- Issued by
- NWS Pueblo, CO
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 70.0 mph
Counties Baca County, CO, Bent County, CO, Las Animas County, CO, Otero County, CO
The radar
The Pueblo radar (KPUX), 148 km from the middle of the area, began a volume at 06:24 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.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Apr 26, 9:00 PM MDT | Severe Thunderstorm Watch | SPC | 7 hr |
The nearest sounding before it
Denver, CO (KDNR), launched 00:00Z, 6.4 hours before the alert went out and 271 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.
- 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
The text
As transmitted, in the capitals the NWS used until 2016.
451
WUUS55 KPUB 270622
SVRPUB
COC009-011-071-089-270715-
/O.NEW.KPUB.SV.W.0020.120427T0622Z-120427T0715Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PUEBLO CO
1222 AM MDT FRI APR 27 2012
THE NATIONAL WEATHER SERVICE IN PUEBLO HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
WESTERN BACA COUNTY IN SOUTHEAST COLORADO...
SOUTHWESTERN BENT COUNTY IN SOUTHEAST COLORADO...
NORTHEASTERN LAS ANIMAS COUNTY IN SOUTHEAST COLORADO...
SOUTHEASTERN OTERO COUNTY IN SOUTHEAST COLORADO...
* UNTIL 115 AM MDT
* AT 1219 AM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING QUARTER SIZE
HAIL...AND DESTRUCTIVE WINDS IN EXCESS OF 70 MPH. THESE STORMS
WERE LOCATED ALONG A LINE EXTENDING FROM 17 MILES WEST OF PRITCHETT
TO 16 MILES SOUTH OF PRITCHETT...AND MOVING NORTHEAST AT 50 MPH.
* LOCATIONS IMPACTED INCLUDE...
PRITCHETT.
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 3767 10349 3802 10310 3726 10256 3699 10298
3699 10306
TIME...MOT...LOC 0622Z 242DEG 42KT 3748 10311 3716 10292
WIND...HAIL 70MPH 1.00IN
$$2 follow-up statements
000
WWUS55 KPUB 270631
SVSPUB
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
1231 AM MDT FRI APR 27 2012
COC089-270639-
/O.CAN.KPUB.SV.W.0020.000000T0000Z-120427T0715Z/
OTERO CO-
1231 AM MDT FRI APR 27 2012
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN OTERO COUNTY IS
CANCELLED...
THE LINE OF STORMS WHICH PROMPTED THE WARNING HAVE MOVED OUT OF THE
WARNED AREA.
A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 400 AM MDT FRIDAY
MORNING FOR SOUTHEAST COLORADO.
LAT...LON 3770 10341 3774 10341 3802 10310 3727 10256
3699 10298 3699 10306
TIME...MOT...LOC 0629Z 242DEG 42KT 3752 10302 3720 10283
$$
COC009-011-071-270715-
/O.CON.KPUB.SV.W.0020.000000T0000Z-120427T0715Z/
BACA CO-BENT CO-LAS ANIMAS CO-
1231 AM MDT FRI APR 27 2012
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR NORTHEASTERN
LAS ANIMAS...SOUTHWESTERN BENT AND WESTERN BACA COUNTIES UNTIL 115 AM
MDT...
AT 1224 AM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING QUARTER SIZE
HAIL...AND DESTRUCTIVE WINDS IN EXCESS OF 70 MPH. THESE STORMS WERE
LOCATED ALONG A LINE EXTENDING FROM 15 MILES NORTHWEST OF PRITCHETT
TO 14 MILES SOUTH OF PRITCHETT...MOVING NORTHEAST AT 50 MPH.
LOCATIONS IMPACTED INCLUDE...
PRITCHETT...SPRINGFIELD.
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 400 AM MDT FRIDAY
MORNING FOR SOUTHEAST COLORADO.
LAT...LON 3770 10341 3774 10341 3802 10310 3727 10256
3699 10298 3699 10306
TIME...MOT...LOC 0629Z 242DEG 42KT 3752 10302 3720 10283
WIND...HAIL 70MPH 1.00IN
$$230 WWUS55 KPUB 270638 SVSPUB SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE PUEBLO CO 1238 AM MDT FRI APR 27 2012 COC009-011-071-270715- /O.CON.KPUB.SV.W.0020.000000T0000Z-120427T0715Z/ BACA CO-BENT CO-LAS ANIMAS CO- 1238 AM MDT FRI APR 27 2012 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR NORTHEASTERN LAS ANIMAS...SOUTH CENTRAL BENT AND WESTERN BACA COUNTIES UNTIL 115 AM MDT... AT 1234 AM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING PING PONG BALL SIZE HAIL...AND DESTRUCTIVE WINDS IN EXCESS OF 70 MPH. THESE STORMS WERE LOCATED ALONG A LINE EXTENDING FROM 15 MILES EAST OF HIGBEE TO 12 MILES SOUTHWEST OF PRITCHETT...MOVING NORTHEAST AT 50 MPH. LOCATIONS IMPACTED INCLUDE... PRITCHETT...SPRINGFIELD. PRECAUTIONARY/PREPAREDNESS ACTIONS... SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 60 MILES PER HOUR...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO DO NOT DRIVE INTO AREAS WHERE WATER COVERS THE ROAD. PREPARE IMMEDIATELY FOR LARGE HAIL AND DAMAGING WINDS IF YOU ARE IN THE PATH OF THIS STORM. PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER... PREFERABLY INSIDE A STRONG BUILDING AND AWAY FROM WINDOWS. && A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 400 AM MDT FRIDAY MORNING FOR SOUTHEAST COLORADO. LAT...LON 3703 10298 3774 10329 3802 10310 3727 10256 TIME...MOT...LOC 0638Z 242DEG 42KT 3778 10313 3727 10296 WIND...HAIL 70MPH 1.50IN $$
The office that day
Everything else NWS Pueblo, CO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 26, 6:04 PM MDT | Severe Thunderstorm Warning | PUB | Baca | 41 min |
| Apr 26, 6:36 PM MDT | Severe Thunderstorm Warning | PUB | Baca, Prowers | 24 min |
| Apr 26, 6:56 PM MDT | Severe Thunderstorm Warning | PUB | Baca, Prowers | 49 min |
| Apr 26, 7:30 PM MDT | Severe Thunderstorm Warning | PUB | Kiowa, Prowers | 30 min |
| Apr 26, 10:46 PM MDT | Severe Thunderstorm Warning | PUB | Baca | 22 min |
| Apr 27, 12:46 AM MDT | Tornado Warning | PUB | Baca | 26 min |
| Apr 27, 1:09 AM MDT | Severe Thunderstorm Warning | PUB | Baca, Bent, Prowers | 51 min |
| Apr 27, 1:25 AM MDT | Tornado Warning | PUB | Bent, Prowers | 50 min |
| Apr 27, 1:44 AM MDT | Tornado Warning | PUB | Bent, Kiowa, Prowers | 19 min |
| Apr 27, 1:55 AM MDT | Tornado Warning | PUB | Bent, Prowers | 50 min |
| Apr 27, 2:21 AM MDT | Tornado Warning | PUB | Kiowa, Prowers | 39 min |
| Apr 27, 2:43 AM MDT | Tornado Warning | PUB | Kiowa, Prowers | 32 min |
| Apr 27, 2:56 AM MDT | Tornado Warning | PUB | Kiowa | 13 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.