Alert archive / Colorado / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 21, NWS Pueblo, CO
NWS Pueblo, CO issued this severe thunderstorm warning at Apr 27, 2012, 1:09 AM MDT for Baca County, Bent County, Prowers County, Colorado. It was in force for 51 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, 1:09 AM MDT (07:09 UTC)
- Expired
- Apr 27, 2012, 2:00 AM MDT
- In force
- 51 min
- Issued by
- NWS Pueblo, CO
- Area
- Storm-based polygon
- Hail
- 1.5 in
- Wind
- 60.0 mph
Counties Baca County, CO, Bent County, CO, Prowers County, CO
The radar
The Pueblo radar (KPUX), 149 km from the middle of the area, began a volume at 07:08 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, 7.2 hours before the alert went out and 238 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.
312 WUUS55 KPUB 270709 SVRPUB COC009-011-099-270800- /O.NEW.KPUB.SV.W.0021.120427T0709Z-120427T0800Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE PUEBLO CO 109 AM MDT FRI APR 27 2012 THE NATIONAL WEATHER SERVICE IN PUEBLO HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... NORTH CENTRAL BACA COUNTY IN SOUTHEAST COLORADO... SOUTHEASTERN BENT COUNTY IN SOUTHEAST COLORADO... SOUTHWESTERN PROWERS COUNTY IN SOUTHEAST COLORADO... * UNTIL 200 AM MDT * AT 103 AM 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 NORTH OF PRITCHETT...OR 17 MILES NORTHWEST OF SPRINGFIELD...AND MOVING NORTHEAST AT 50 MPH. * LOCATIONS IMPACTED INCLUDE... MAINLY RURAL AREAS OF SOUTHEASTERN BENT AND SOUTHWESTERN PROWERS 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. && LAT...LON 3807 10278 3779 10228 3739 10276 3754 10297 TIME...MOT...LOC 0709Z 208DEG 45KT 3765 10278 WIND...HAIL 60MPH 1.50IN $$ SR
1 follow-up statement
260 WWUS55 KPUB 270718 SVSPUB SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE PUEBLO CO 118 AM MDT FRI APR 27 2012 COC009-011-099-270800- /O.CON.KPUB.SV.W.0021.000000T0000Z-120427T0800Z/ BACA CO-BENT CO-PROWERS CO- 118 AM MDT FRI APR 27 2012 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR SOUTHWESTERN PROWERS...SOUTHEASTERN BENT AND NORTH CENTRAL BACA COUNTIES UNTIL 200 AM MDT... AT 113 AM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING PING PONG BALL SIZE HAIL... AND DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED 21 MILES NORTH OF SPRINGFIELD...MOVING NORTHEAST AT 50 MPH. LOCATIONS IMPACTED INCLUDE... MAINLY RURAL AREAS OF SOUTHEASTERN BENT AND WESTERN PROWERS COUNTIES. PRECAUTIONARY/PREPAREDNESS ACTIONS... THIS STORM HAS EXHIBITED SOME ROTATION. TORNADOES CAN DEVELOP QUICKLY FROM SEVERE THUNDERSTORMS. ALTHOUGH ONE IS NOT IMMEDIATELY LIKELY...IF A TORNADO IS SPOTTED...ACT QUICKLY AND MOVE TO A PLACE OF SAFETY INSIDE A STURDY STRUCTURE... SUCH AS A BASEMENT OR SMALL INTERIOR ROOM. && A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 400 AM MDT FRIDAY MORNING FOR SOUTHEAST COLORADO. LAT...LON 3748 10271 3762 10287 3807 10278 3779 10228 TIME...MOT...LOC 0718Z 208DEG 45KT 3775 10271 WIND...HAIL 60MPH 1.50IN $$
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, 12:22 AM MDT | Severe Thunderstorm Warning | PUB | Baca, Bent, Las Animas, Otero | 53 min |
| Apr 27, 12:46 AM MDT | Tornado Warning | PUB | Baca | 26 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.