Alert archive / Colorado / Severe Thunderstorm Warnings in 2011

Severe Thunderstorm Warning 99, NWS Pueblo, CO

July 15, 2011Otero County, Colorado

NWS Pueblo, CO issued this severe thunderstorm warning at Jul 15, 2011, 5:33 PM MDT for Otero County, Colorado. It was in force for 57 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
Jul 15, 2011, 5:33 PM MDT (23:33 UTC)
Expired
Jul 15, 2011, 6:30 PM MDT
In force
57 min
Issued by
NWS Pueblo, CO
Area
Storm-based polygon
Hail
0.5 in
Wind
60.0 mph

County Otero County, CO

The radar

The Pueblo radar (KPUX), 79 km from the middle of the area, began a volume at 23:35 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, 11.6 hours before the alert went out and 221 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 2011-07-15Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 46 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 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 2011-07-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -10 square meters per square second.193958Sfc1 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
46 J/kg
Mixed-layer CIN
-275 J/kg
Mixed-layer LCL
1614 m above ground
0-6 km bulk shear
27 kt
0-1 km storm-relative helicity
-10 m²/s²
0-3 km storm-relative helicity
-6 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.

643 
WUUS55 KPUB 152333
SVRPUB
COC089-160030-
/O.NEW.KPUB.SV.W.0099.110715T2333Z-110716T0030Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PUEBLO CO
533 PM MDT FRI JUL 15 2011

THE NATIONAL WEATHER SERVICE IN PUEBLO HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  EASTERN OTERO COUNTY IN SOUTHEAST COLORADO...

* UNTIL 630 PM MDT

* AT 530 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS
  OF 60 MPH.  THIS STORM WAS LOCATED 5 MILES SOUTHEAST OF TIMPAS...OR
  15 MILES SOUTHWEST OF LA JUNTA...AND MOVING NORTH AT 15 MPH.

* LOCATIONS IMPACTED INCLUDE...
  LA JUNTA...HIGBEE...SWINK AND ROCKY FORD.

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 3810 10374 3810 10340 3772 10340 3766 10359
      3774 10385
TIME...MOT...LOC 2333Z 200DEG 15KT 3780 10368
WIND...HAIL 60MPH <.50IN

$$
4 follow-up statements
087 
WWUS55 KPUB 152350
SVSPUB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
550 PM MDT FRI JUL 15 2011

COC089-160030-
/O.CON.KPUB.SV.W.0099.000000T0000Z-110716T0030Z/
OTERO CO-
550 PM MDT FRI JUL 15 2011

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR EASTERN OTERO
COUNTY UNTIL 630 PM MDT...

AT 544 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS OF
60 MPH.  THIS STORM WAS LOCATED NEAR TIMPAS...OR 13 MILES SOUTHWEST
OF LA JUNTA...MOVING NORTH AT 15 MPH.

LOCATIONS IMPACTED INCLUDE...
  LA JUNTA...SWINK AND ROCKY FORD.

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 3810 10374 3810 10340 3772 10340 3766 10359
      3774 10385
TIME...MOT...LOC 2348Z 200DEG 15KT 3784 10368
WIND...HAIL 60MPH <.50IN

$$
352 
WWUS55 KPUB 160005
SVSPUB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
605 PM MDT FRI JUL 15 2011

COC089-160030-
/O.CON.KPUB.SV.W.0099.000000T0000Z-110716T0030Z/
OTERO CO-
605 PM MDT FRI JUL 15 2011

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR EASTERN OTERO
COUNTY UNTIL 630 PM MDT...

AT 603 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS OF
60 MPH.  THIS STORM WAS LOCATED 8 MILES SOUTH OF SWINK...OR 8 MILES
SOUTHWEST OF LA JUNTA...MOVING NORTH AT 15 MPH.

LOCATIONS IMPACTED INCLUDE...
  LA JUNTA...SWINK AND ROCKY FORD.

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 3810 10374 3810 10340 3772 10340 3766 10359
      3774 10385
TIME...MOT...LOC 0006Z 200DEG 15KT 3791 10365
WIND...HAIL 60MPH <.50IN

$$
830 
WWUS55 KPUB 160015
SVSPUB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
615 PM MDT FRI JUL 15 2011

COC089-160030-
/O.CON.KPUB.SV.W.0099.000000T0000Z-110716T0030Z/
OTERO CO-
615 PM MDT FRI JUL 15 2011

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR EASTERN OTERO
COUNTY UNTIL 630 PM MDT...

AT 612 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS OF
60 MPH.  THIS STORM WAS LOCATED 6 MILES SOUTH OF SWINK...OR 6 MILES
SOUTHWEST OF LA JUNTA...MOVING NORTH AT 15 MPH.

LOCATIONS IMPACTED INCLUDE...
  LA JUNTA...SWINK AND ROCKY FORD.

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 3810 10374 3810 10340 3772 10340 3766 10359
      3774 10385
TIME...MOT...LOC 0015Z 200DEG 15KT 3795 10363
WIND...HAIL 60MPH <.50IN

$$
379 
WWUS55 KPUB 160027
SVSPUB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
627 PM MDT FRI JUL 15 2011

COC089-160037-
/O.EXP.KPUB.SV.W.0099.000000T0000Z-110716T0030Z/
OTERO CO-
627 PM MDT FRI JUL 15 2011

...THE SEVERE THUNDERSTORM WARNING FOR EASTERN OTERO COUNTY WILL
EXPIRE AT 630 PM MDT...

THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE
LIMITS...AND NO LONGER POSES AN IMMEDIATE THREAT TO LIFE OR 
PROPERTY...HOWEVER GUSTY WINDS TO AROUND 50 MPH ARE STILL POSSIBLE 
WITH THIS THUNDERSTORM.

LAT...LON 3810 10374 3810 10340 3772 10340 3766 10359
      3774 10385
TIME...MOT...LOC 0027Z 200DEG 15KT 3800 10361

$$

Nearby

Severe Thunderstorm Warnings in Colorado, 2011Every severe thunderstorm warning in 2011

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.