Alert archive / Colorado / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 99, NWS Pueblo, CO
NWS Pueblo, CO issued this severe thunderstorm warning at Aug 7, 2012, 6:39 PM MDT for Prowers County, Colorado. It was in force for 40 min. 1 report 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
- Aug 7, 2012, 6:39 PM MDT (00:39 UTC)
- Expired
- Aug 7, 2012, 7:19 PM MDT
- In force
- 40 min
- Issued by
- NWS Pueblo, CO
- Area
- Storm-based polygon
- Hail
- 1.5 in
- Wind
- 70.0 mph
County Prowers County, CO
The radar
The Goodland radar (KGLD), 169 km from the middle of the area, began a volume at 00:42 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
| Time | Report | Where | Remark |
|---|---|---|---|
| Aug 7, 6:45 PM MDT | HAIL 1 | 1 Sse Holly, CO | HAIL TO NEAR QUARTER SIZE...60 MPH WINDS AND VERY HEAVY RAIN ESTIMATED BY CDOT WORKERS ON HIGHWAY 89 NEAR HOLLY. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Dodge City, (KDDC), launched 00:00Z, 0.7 hours before the alert went out and 196 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
- 419 J/kg
- Mixed-layer CIN
- -288 J/kg
- Mixed-layer LCL
- 2191 m above ground
- 0-6 km bulk shear
- 29 kt
- 0-1 km storm-relative helicity
- 8 m²/s²
- 0-3 km storm-relative helicity
- 184 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.3
The text
As transmitted, in the capitals the NWS used until 2016.
774 WUUS55 KPUB 080039 SVRPUB COC099-080145- /O.NEW.KPUB.SV.W.0099.120808T0039Z-120808T0145Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE PUEBLO CO 639 PM MDT TUE AUG 7 2012 THE NATIONAL WEATHER SERVICE IN PUEBLO HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... EAST CENTRAL PROWERS COUNTY IN SOUTHEAST COLORADO... * UNTIL 745 PM MDT * AT 634 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING PING PONG BALL SIZE HAIL...AND DESTRUCTIVE WINDS IN EXCESS OF 70 MPH. THIS STORM WAS LOCATED NEAR HOLLY...OR 30 MILES EAST OF LAMAR...AND MOVING SOUTH AT 15 MPH. * LOCATIONS IMPACTED INCLUDE... HOLLY AND RURAL AREAS OF EASTERN PROWERS COUNTY. 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 3773 10221 3810 10215 3810 10203 3774 10203 TIME...MOT...LOC 0039Z 356DEG 13KT 3801 10207 WIND...HAIL 70MPH 1.50IN $$
3 follow-up statements
112 WWUS55 KPUB 080057 SVSPUB SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE PUEBLO CO 657 PM MDT TUE AUG 7 2012 COC099-080145- /O.CON.KPUB.SV.W.0099.000000T0000Z-120808T0145Z/ PROWERS CO- 657 PM MDT TUE AUG 7 2012 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR EAST CENTRAL PROWERS COUNTY UNTIL 745 PM MDT... AT 645 PM MDT...CDOT WORKERS ON HIGHWAY 89 NEAR HOLLY ESTIMATED HAIL NEAR QUARTER SIZE...60 MPH WINDS...AND VERY HEAVY RAINFALL. AT 650 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING PING PONG BALL SIZE HAIL... AND DESTRUCTIVE WINDS IN EXCESS OF 70 MPH. THIS STORM WAS LOCATED 8 MILES SOUTHEAST OF HOLLY...OR 32 MILES EAST OF LAMAR...MOVING SOUTH AT 20 MPH. LOCATIONS IMPACTED INCLUDE... MAINLY RURAL AREAS ALONG AND EAST OF HIGHWAY 89...SOUTHEAST OF HOLLY...IN EASTERN PROWERS COUNTY. PRECAUTIONARY/PREPAREDNESS ACTIONS... SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 60 MILES PER HOUR...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO DO NOT DRIVE INTO AREAS WHERE WATER COVERS THE ROAD. && LAT...LON 3806 10212 3806 10205 3774 10203 3773 10221 TIME...MOT...LOC 0054Z 355DEG 16KT 3793 10206 WIND...HAIL 70MPH 1.50IN $$
595 WWUS55 KPUB 080105 SVSPUB SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE PUEBLO CO 705 PM MDT TUE AUG 7 2012 COC099-080145- /O.CON.KPUB.SV.W.0099.000000T0000Z-120808T0145Z/ PROWERS CO- 705 PM MDT TUE AUG 7 2012 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR EAST CENTRAL PROWERS COUNTY UNTIL 745 PM MDT... AT 701 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING PING PONG BALL SIZE HAIL... AND DESTRUCTIVE WINDS IN EXCESS OF 70 MPH. THIS STORM WAS LOCATED 11 MILES SOUTH OF HOLLY...OR 30 MILES NORTH OF THE SAUNDERS ELEVATOR... MOVING SOUTH AT 20 MPH. AT 645 PM MDT...CDOT WORKERS ON HIGHWAY 89 NEAR HOLLY ESTIMATED HAIL NEAR QUARTER SIZE...60 MPH WINDS...AND VERY HEAVY RAINFALL. LOCATIONS IMPACTED INCLUDE... MAINLY RURAL AREAS ALONG AND EAST OF HIGHWAY 89...SOUTHEAST OF HOLLY...IN EASTERN PROWERS COUNTY. 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 3796 10210 3799 10205 3774 10203 3773 10221 TIME...MOT...LOC 0104Z 355DEG 16KT 3789 10206 WIND...HAIL 70MPH 1.50IN $$
806 WWUS55 KPUB 080119 SVSPUB SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE PUEBLO CO 719 PM MDT TUE AUG 7 2012 COC099-080130- /O.CAN.KPUB.SV.W.0099.000000T0000Z-120808T0145Z/ PROWERS CO- 719 PM MDT TUE AUG 7 2012 ...THE SEVERE THUNDERSTORM WARNING FOR EAST CENTRAL PROWERS COUNTY IS CANCELLED... THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE WARNED AREA. LAT...LON 3796 10210 3799 10205 3774 10203 3773 10221 TIME...MOT...LOC 0120Z 355DEG 16KT 3782 10205 $$
The office that day
Everything else NWS Pueblo, CO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 7, 6:21 PM MDT | Severe Thunderstorm Warning | PUB | Prowers | 24 min |
| Aug 7, 7:34 PM MDT | Severe Thunderstorm Warning | PUB | Kiowa | 35 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.