Alert archive / Colorado / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 117, NWS Pueblo, CO
NWS Pueblo, CO issued this severe thunderstorm warning at Sep 27, 2012, 7:10 PM MDT for 5 counties in Colorado. It was in force for 33 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, 7:10 PM MDT (01:10 UTC)
- Expired
- Sep 27, 2012, 7:43 PM MDT
- In force
- 33 min
- Issued by
- NWS Pueblo, CO
- Area
- Storm-based polygon
- Hail
- 1.5 in
- Wind
- 60.0 mph
Counties Bent County, CO, Kiowa County, CO, Las Animas County, CO, Otero County, CO, Prowers County, CO
The radar
The Pueblo radar (KPUX), 126 km from the middle of the area, began a volume at 01:13 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 |
|---|---|---|---|
| Sep 27, 4:59 PM MDT | Severe Thunderstorm Watch | SPC | 7 hr |
The nearest sounding before it
Denver, CO (KDNR), launched 00:00Z, 1.2 hours before the alert went out and 220 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
- 304 J/kg
- Mixed-layer CIN
- -5 J/kg
- Mixed-layer LCL
- 1186 m above ground
- 0-6 km bulk shear
- 9 kt
- 0-1 km storm-relative helicity
- -33 m²/s²
- 0-3 km storm-relative helicity
- 46 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
234
WUUS55 KPUB 280110
SVRPUB
COC011-061-071-089-099-280200-
/O.NEW.KPUB.SV.W.0117.120928T0110Z-120928T0200Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PUEBLO CO
710 PM MDT THU SEP 27 2012
THE NATIONAL WEATHER SERVICE IN PUEBLO HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
BENT COUNTY IN SOUTHEAST COLORADO...
SOUTH CENTRAL KIOWA COUNTY IN SOUTHEAST COLORADO...
NORTHEASTERN LAS ANIMAS COUNTY IN SOUTHEAST COLORADO...
EAST CENTRAL OTERO COUNTY IN SOUTHEAST COLORADO...
NORTHWESTERN PROWERS COUNTY IN SOUTHEAST COLORADO...
* UNTIL 800 PM MDT
* AT 705 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING PING PONG BALL
SIZE HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH. THESE STORMS
WERE LOCATED ALONG A LINE EXTENDING FROM 7 MILES SOUTHWEST OF
NEEGRONDA RESERVOIR TO LAS ANIMAS TO 9 MILES SOUTHEAST OF LA
JUNTA...AND MOVING SOUTHEAST AT 30 MPH. THE STRONGEST STORM IN
THIS LINE WAS LOCATED 8 MILES SOUTHEAST OF LA JUNTA.
* LOCATIONS IMPACTED INCLUDE...
LAMAR...NEEGRONDA RESERVOIR...NEENOSHE RESERVOIR...HASTY...JOHN
MARTIN RESERVOIR...QUEENS RESERVOIR...MCCLAVE...WILEY...FORT LYON
AND CADDOA.
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.
THESE STORMS HAVE EXHIBITED SOME WEAK ROTATION. TORNADOES CAN DEVELOP
QUICKLY FROM SEVERE THUNDERSTORMS. 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.
&&
LAT...LON 3817 10229 3798 10277 3764 10301 3764 10307
3755 10308 3747 10313 3784 10354 3817 10336
3839 10278
TIME...MOT...LOC 0109Z 293DEG 27KT 3825 10283 3810 10320
3790 10336
WIND...HAIL 60MPH 1.50IN
$$2 follow-up statements
409
WWUS55 KPUB 280123 RRA
SVSPUB
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
723 PM MDT THU SEP 27 2012
COC011-061-071-089-099-280200-
/O.CON.KPUB.SV.W.0117.000000T0000Z-120928T0200Z/
BENT CO-OTERO CO-PROWERS CO-KIOWA CO-LAS ANIMAS CO-
723 PM MDT THU SEP 27 2012
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR NORTHEASTERN
LAS ANIMAS...SOUTH CENTRAL KIOWA...NORTHWESTERN PROWERS...EAST
CENTRAL OTERO AND BENT COUNTIES UNTIL 800 PM MDT...
AT 721 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING GOLF BALL SIZE
HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH. THESE STORMS WERE
LOCATED ALONG A LINE EXTENDING FROM MCCLAVE TO LAS ANIMAS TO 7 MILES
NORTHEAST OF HIGBEE...MOVING SOUTHEAST AT 25 MPH. THE STRONGEST
STORM IN THIS LINE WAS LOCATED 13 MILES SOUTHEAST OF LA JUNTA.
LOCATIONS IMPACTED INCLUDE...
LAMAR...JOHN MARTIN RESERVOIR...MCCLAVE...HASTY...WILEY AND CADDOA.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 60 MILES PER
HOUR...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR
YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR
HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO DO NOT DRIVE
INTO AREAS WHERE WATER COVERS THE ROAD.
THIS STORM HAS EXHIBITED BRIEF WEAK ROTATION. TORNADOES CAN DEVELOP
QUICKLY FROM SEVERE THUNDERSTORMS. ALTHOUGH ONE IS NOT IMMEDIATELY
LIKELY...IF A TORNADO IS SPOTTED...ACT QUICKLY AND MOVE TO A PLACE OF
SAFETY INSIDE A STURDY STRUCTURE...SUCH AS A BASEMENT OR SMALL
INTERIOR ROOM.
&&
A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL MIDNIGHT MDT
FRIDAY MORNING FOR SOUTHEAST COLORADO.
LAT...LON 3798 10277 3764 10301 3764 10307 3755 10308
3747 10313 3781 10350 3812 10332 3834 10268
3817 10229
TIME...MOT...LOC 0123Z 315DEG 22KT 3817 10279 3802 10316
3782 10333
WIND...HAIL 60MPH 1.75IN
$$645
WWUS55 KPUB 280143 RRA
SVSPUB
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
743 PM MDT THU SEP 27 2012
COC011-061-071-089-099-280153-
/O.CAN.KPUB.SV.W.0117.000000T0000Z-120928T0200Z/
BENT CO-OTERO CO-PROWERS CO-KIOWA CO-LAS ANIMAS CO-
743 PM MDT THU SEP 27 2012
...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN LAS ANIMAS...
SOUTH CENTRAL KIOWA...NORTHWESTERN PROWERS...EAST CENTRAL OTERO AND
BENT COUNTIES IS CANCELLED...
THE LINE OF STORMS WHICH PROMPTED THE WARNING HAVE WEAKENED BELOW
SEVERE LIMITS...AND NO LONGER POSES AN IMMEDIATE THREAT TO LIFE OR
PROPERTY...HOWEVER GUSTY WINDS UP TO 50 MPH AND HEAVY RAIN ARE STILL
POSSIBLE WITH THESE THUNDERSTORMS.
A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL MIDNIGHT MDT
FRIDAY MORNING FOR SOUTHEAST COLORADO.
LAT...LON 3798 10277 3764 10301 3764 10307 3755 10308
3747 10313 3781 10350 3812 10332 3834 10268
3817 10229
TIME...MOT...LOC 0143Z 315DEG 22KT 3808 10268 3793 10305
3773 10322
$$The office that day
Everything else NWS Pueblo, CO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 27, 6:06 PM MDT | Severe Thunderstorm Warning | PUB | Bent, Crowley, Kiowa, Otero | 54 min |
| Sep 27, 6:29 PM MDT | Tornado Warning | PUB | Bent, Otero | 46 min |
| Sep 27, 6:59 PM MDT | Severe Thunderstorm Warning | PUB | Kiowa, Prowers | 44 min |
| Sep 27, 8:19 PM MDT | Severe Thunderstorm Warning | PUB | Baca, Bent, Prowers | 24 min |
| Sep 27, 8:34 PM MDT | Areal Flood Advisory | PUB | Bent, Prowers | 85 min |
| Sep 27, 8:42 PM MDT | Areal Flood Advisory | PUB | Bent, Otero | 77 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.