Alert archive / Colorado / Severe Thunderstorm Warnings in 1991

Severe Thunderstorm Warning 2, NWS Pueblo, CO

May 10, 1991Baca County, Colorado

NWS Pueblo, CO issued this severe thunderstorm warning at May 10, 1991, 5:43 PM MDT for Baca County, Colorado. It was in force for 62 min.

The area

The counties it named.

The facts

Issued
May 10, 1991, 5:43 PM MDT (23:43 UTC)
Expired
May 10, 1991, 6:45 PM MDT
In force
62 min
Issued by
NWS Pueblo, CO
Area
Whole counties

County Baca County, CO

The nearest sounding before it

Dodge City, (KDDC), launched 12:00Z, 11.7 hours before the alert went out and 240 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, Dodge City, at 12:00Z on 1991-05-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Dodge City, at 12:00Z on 1991-05-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 144 square meters per square second.1939Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
646 m above ground
0-6 km bulk shear
17 kt
0-1 km storm-relative helicity
144 m²/s²
0-3 km storm-relative helicity
210 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.

000 
TTAA00 KPUB 102350 COR
SVRPUB
COC009-110045-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING...CORRECTION
NATIONAL WEATHER SERVICE PUEBLO CO
543 PM MDT FRI MAY 10 1991

THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM
WARNING EFFECTIVE UNTIL 645 PM MDT FOR PEOPLE IN THE FOLLOWING
COUNTY

   IN THE SOUTHEAST PART OF COLORADO
      WEST AND CENTRAL BACA

 THIS WARNING INCLUDES THE FOLLOWING TOWNS AND CITIES...PRITCHETT
 AND SPRINGFIELD.

AT 538 PM MDT...SEVERE THUNDERSTORMS WERE IN SOUTHWEST BACA COUNTY
WEST OF CAMPO...OR ABOUT 15 MILES SOUTHWEST OF SPRINGFIELD.
THE STORMS WERE MOVING NORTH NORTHEAST 30 MPH.
SEVERE THUNDERSTORMS PRODUCE DAMAGING WINDS IN EXCESS OF 55
MPH...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 ROADWAYS QUICKLY...
AVOID DRIVING INTO AREAS WHERE WATER COVERS THE ROAD.

A TORNADO WATCH IS ALSO IN EFFECT FOR THE WARNED AREA.  REMEMBER...
SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE TORNADOES
WITH LITTLE OR NO ADVANCE WARNING.  REMAIN CALM BUT BE ALERT TO
RAPIDLY CHANGING WEATHER CONDITIONS.

GRAY
...CORRECTION TOv SPELLING  IN LOCATION OF STORMS...

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

In the hours before

Special weather statement, May 10, 4:26 PM MDT, 1 hour 17 minutes before
COZ016-017-110030-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
420 PM MDT FRI MAY 10 1991

...TORNADO WATCH FOR EASTERN COLORADO UNTIL 10 PM MDT...

AT 415 PM THUNDERSTORMS WITH HEAVY RAIN AND POSSIBLE HAIL WERE
MOVING INTO EXTREME SOUTHEAST COLORADO FROM NEW MEXICO. THE STORMS
HAD JUST CROSSED THE BORDER OF COLORADO AND WERE ALONG THE
SOUTHWEST BACA AND SOUTHEAST LAS ANIMAS COUNTY LINES AND WERE MOVING
NORTH 30 MPH.

PEOPLE NEAR THESE THUNDERSTORMS SHOULD BE ALERT TO THE THREAT OF
SEVERE WEATHER IN THEIR AREA. EVEN THOUGH THIS IS GENERALLY OPEN
COUNTRY...MAKING UP PART OF THE COMANCHE NATIONAL GRASSLAND...
CONDITIONS ARE RIGHT FOR SEVERE STORMS TO DEVELOP. IF THE WEATHER
BECOMES THREATENING...HEAD INDOORS TO STURDY SHELTER...AWAY FROM
WINDOWS.
GRAY
Special weather statement, May 10, 5:39 PM MDT, 4 minutes before
COC011>017-110210-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE COLORADO SPRINGS CO
540 PM MDT FRI MAY 10 1991

...TORNADO WATCH TIL 10 PM MDT...

THE NATIONAL WEATHER SERVICE HAS ISSUED A TORNADO WATCH FOR
MUCH OF EASTERN COLORADO...INCLUDING COLORADO SPRINGS...TIL
10PM MDT TONIGHT.

AT 535PM MDT LIMON RADAR INDICATED ISOLATED SHOWERS OVER THE
COLORADO SPRINGS AREA IN NORTHERN EL PASO COUNTY...MOVING NORTH
COUNTY MOVING NORTH AT ABOUT 20d MPH.

SCATTERED SHOWERS AND THUNDERSTORMS ARE EXPECTED TO INCREASE
IN AREA COVERAGE INTO THIS EVENING...A FEW THUNDERSTORMS MAY
BECOME SEVERE.
FURTHER UPDATES WILL BE ISSUED AS CONDITIONS WARRANT.

JKH
Special weather statement, May 10, 5:41 PM MDT, 2 minutes before
COC011>017-110210-

SPECIAL WEATHER STATEMENT/CORRECTION/
NATIONAL WEATHER SERVICE COLORADO SPRINGS CO
540 PM MDT FRI MAY 10 1991

...TORNADO WATCH TIL 10 PM MDT...

THE NATIONAL WEATHER SERVICE HAS ISSUED A TORNADO WATCH FOR
MUCH OF EASTERN COLORADO...INCLUDING COLORADO SPRINGS...TIL
10PM MDT TONIGHT.

AT 535PM MDT LIMON RADAR INDICATED ISOLATED SHOWERS OVER THE
COLORADO SPRINGS AREA IN NORTHERN EL PASO COUNTY...MOVING NORTH
AT ABOUT 20 MPHg.

SCATTERED SHOWERS AND THUNDERSTORMS ARE EXPECTED TO INCREASE
IN AREA COVERAGE INTO THIS EVENING...A FEW THUNDERSTORMS MAY
BECOME SEVERE.

FURTHER UPDATES WILL BE ISSUED AS CONDITIONS WARRANT.

JKH

...CORRECTION OF REDUNDANT WORDING...

Nearby

Severe Thunderstorm Warnings in Colorado, 1991Every severe thunderstorm warning in 1991

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.