Alert archive / Colorado / Severe Thunderstorm Warnings in 1991

Severe Thunderstorm Warning 9, NWS Pueblo, CO

May 23, 1991Kiowa County, Colorado

NWS Pueblo, CO issued this severe thunderstorm warning at May 23, 1991, 4:47 PM MDT for Kiowa County, Colorado. It was in force for 38 min.

The area

The counties it named.

The facts

Issued
May 23, 1991, 4:47 PM MDT (22:47 UTC)
Expired
May 23, 1991, 5:25 PM MDT
In force
38 min
Issued by
NWS Pueblo, CO
Area
Whole counties

County Kiowa County, CO

The nearest sounding before it

Denver, CO (KDEN), launched 12:00Z, 10.8 hours before the alert went out and 165 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 1991-05-23Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 63 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Denver, CO at 12:00Z on 1991-05-23The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 23 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
63 J/kg
Mixed-layer CIN
-100 J/kg
Mixed-layer LCL
915 m above ground
0-6 km bulk shear
33 kt
0-1 km storm-relative helicity
23 m²/s²
0-3 km storm-relative helicity
12 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 232247
SVRPUB
COC061-232345-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING 
NATIONAL WEATHER SERVICE PUEBLO CO
447 PM MDT THU MAY 23 1991

THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM 
WARNING EFFECTIVE UNTIL 545 PM MDT FOR PEOPLE IN THE FOLLOWING 
COUNTY

   IN THE SOUTHEAST PART OF COLORADO
      NORTH CENTRAL KIOWA

 THIS WARNING INCLUDES THE FOLLOWING TOWNS AND CITIES...HASWELL...
 GALATEA AND EADS.

AT 440 PM MDT A SEVERE THUNDERSTORM WAS JUST NORTH OF EADS IN
KIOWA COUNTY AND ANOTHER POSSIBLY SEVERE STORM WAS 5 MILES
WEST OF ARLINGTON. THESE STORMS ARE MOVING NORTHEAST AT 20 MPH.
GOLFBALL SIZE HAIL BROKE WINDOWS IN EADS AT 435 PM.

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.

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 23, 11:51 AM MDT, 4 hours 56 minutes before
CO0009-232300-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ALAMOSA CO
1150 PM MDT THU MAY 23 1991

...THUNDERSTORMS TO DEVELOP THIS AFTERNOON IN THE SAN LUIS VALLEY...

PLENTY OF LOW LEVEL MOISTURE IS AVAILABLE FROM THE APPROACHING UPPER
LEVEL LOW THEREFORE CONDITIONS WILL BE FAVORABLE FOR AFTERNOON AND
EVENING THUNDERSTORM DEVELOPMENT OVER THE SAN LUIS VALLEY.

STRONG STORMS WITH A CHANCE OF HAIL...GUSTY WINDS...AND BRIEF HEAVY
RAIN ARE POSSIBLE. DUE TO THE PRECIPITATION SMALL CREEK AND STREAM
LEVELS MAY RISE TO NEAR BANKFULL CONDITIONS AND POSSIBLY SOME SMALL
STREAM FLOODING. NO SIGNIFICANT FLOODING IS EXPECTED AND LARGER
RIVERS SHOULD REMAIN WELL WITHIN BANKS.

CAMPERS...RAFTERS...FISHERMAN AND OTHER PERSONS NEAR SMALLER
RIVERS AND STREAMS THIS MEMORIAL DAY WEEKEND SHOULD BE ALERT
OF THESE CONDITIONS AND EXCERCISE CAUTION.

PERSONS SHOULD BE ALERT TO RAPIDLY CHANGING WEATHER CONDITIONS AND
BE PREPARED TO MOVE TO A PLACE OF SAFETY SHOULD THREATENING WEATHER
APPROACH.

STAY TUNED TO NOAA WEATHER RADIO OR LOCAL NEW MEDIA FOR
UPDATES ON THESE THUNDERSTORMS.

SBARNETT/BUTLER
Special weather statement, May 23, 11:52 AM MDT, 4 hours 55 minutes before
CO0009-232300-

SPECIAL WEATHER STATEMENT...CORRECTION.
NATIONAL WEATHER SERVICE ALAMOSA CO
1150 AM MDT THU MAY 23 1991

...THUNDERSTORMS TO DEVELOP THIS AFTERNOON IN THE SAN LUIS VALLEY...

PLENTY OF LOW LEVEL MOISTURE IS AVAILABLE FROM THE APPROACHING UPPER
LEVEL LOW THEREFORE CONDITIONS WILL BE FAVORABLE FOR AFTERNOON AND
EVENING THUNDERSTORM DEVELOPMENT OVER THE SAN LUIS VALLEY.

STRONG STORMS WITH A CHANCE OF HAIL...GUSTY WINDS...AND BRIEF HEAVY
RAIN ARE POSSIBLE. DUE TO THE PRECIPITATION SMALL CREEK AND STREAM
LEVELS MAY RISE TO NEAR BANKFULL CONDITIONS AND POSSIBLY SOME SMALL
STREAM FLOODING. NO SIGNIFICANT FLOODING IS EXPECTED AND LARGER
RIVERS SHOULD REMAIN WELL WITHIN BANKS.

CAMPERS...RAFTERS...FISHERMAN AND OTHER PERSONS NEAR SMALLER
RIVERS AND STREAMS THIS MEMORIAL DAY WEEKEND SHOULD BE ALERT
OF THESE CONDITIONS AND EXCERCISE CAUTION.

PERSONS SHOULD BE ALERT TO RAPIDLY CHANGING WEATHER CONDITIONS AND
BE PREPARED TO MOVE TO A PLACE OF SAFETY SHOULD THREATENING WEATHER
APPROACH.

STAY TUNED TO NOAA WEATHER RADIO OR LOCAL NEW MEDIA FOR
UPDATES ON THESE THUNDERSTORMS.

SBARNETT/BUTLER
Special weather statement, May 23, 1:33 PM MDT, 3 hours 14 minutes before
COZ004-011>-014-016-017-232130-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE COLORADO SPRINGS CO
130 PM MDT THU MAY 23 1991

...TORNADO WATCH IN EFFECT UNTIL 8PM MDT...

AN UPPER LEVEL LOW PRESSURE SYSTEM TO THE WEST OF COLORADO COMBINED
WITH LOW LEVEL MOISTURE OVER EASTERN COLORADO WILL CAUSE SHOWERS AND
THUNDERSTORMS TO DEVELOP THIS AFTERNOON AND EVENING.  SOME OF THESE
THUNDERSTORMS IN THE EASTERN HALF OF COLORADO MAY BECOME SEVERE...
WITH HAIL...STRONG WINDS...LIGHTNING AND HEAVY RAIN.  A TORNADO WATCH
REMAINS IN EFFECT UNTIL 8PM MDT THIS EVENING FOR MUCH OF EASTERN COLORADO
INCLUDING THE CITIES OF COLORADO SPRINGS...LIMON...WOODLAND PARK...KIOWA
...BURLINGTON...AND CHEYENNE WELLS.

PERSONS IN EASTERN COLORADO SHOULD BE ALERT TO RAPIDLY CHANGING WEATHER
CONDITIONS AND BE PREPARED TO MOVE TO A PLACE OF SAFETY SHOULD THREAT-
ENING WEATHER APPROACH.
GURNEY
Special weather statement, May 23, 1:35 PM MDT, 3 hours 12 minutes before
COZ015-016-017-232200-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
130 PM MDT FRI MAY 23 1991

...TORNDADO WATCH FOR MUCH OF EASTERN COLORADO UNTIL 8 PM MDT...

AT 125 PM MDT AN ISOLATED THUNDERSTORM WITH POSSIBLE HEAVY RAIN
HAD DEVELOPED OVER WESTERN PUEBLO AND EASTERN FREMONT COUNTIES...
ABOUT 10 MILES NORTH OF WETMORE. THIS STORM WAS MOVING NORTH
15 MPH. THE THUNDERSTORM SHOULD MOVE THROUGH WESTERN AND NORTHWEST
PUEBLO COUNTY UNTIL ABOUT 230 PM MDT TODAY.

REMEMBER THAT A TORNADO WATCH IS IN EFFECT FOR A LARGE PART OF
EASTERN COLORADO...INCLUDING THE SOUTHEAST PLAINS. CONDITIONS ARE
FAVORABLE FOR SEVERE WEATHER AS THESE STORMS CONTINUE TO DEVELOP
THE REST OF THE AFTERNOON. REMAIN ALERT TO THUNDERSTORMS IN YOUR AREA
AND MOVE TO SAFE SHELTER...AWAY FROM WINDOWS IF WEATHER BECOMES
THREATENING. STAY TUNED TO RADIO...TV OR NOAA WEATHER RADIO FOR LATER
STATEMENTS OR POSSIBLE WARNINGS.

GRAY
Special weather statement, May 23, 2:24 PM MDT, 2 hours 23 minutes before
COZ015-016-017-232200-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
220 PM MDT FRI MAY 23 1991

...TORNADO WATCH FOR MUCH OF EASTERN COLORADO UNTIL 8 PM MDT...

AT 215 PM MDT AN ISOLATED THUNDERSTORM WITH POSSIBLE HEAVY RAIN
WAS 5 MILES SOUTHEAST OF PORTLAND ALONG THE FREMONT/PUEBLO COUNTY
LINE MOVING NORTHEAST AT 20 MPH. PEOPLE IN THE PATH OF THIS STORM
SHOULD FIND SAFE SHELTER AS IT MOVES THROUGH THEIR AREA.

OTHER THUNDERSTORMS HAD DEVELOPED IN LAS ANIMAS COUNTY OF SOUTHEAST
COLORADO. AT 215 PM MDT THE STRONGEST STORM IN THIS AREA WAS SOUTH
OF TRINIDAD MOVING NORTHEAST AT 20 MPH AND RESIDENTS OF TRINIDAD
AND SURROUNDING COMMUNITIES SHOULD BE PREPARED FOR POSSIBLE HEAVY RsAIN
...STRONG WINDS AND POSSIBLY HAIL.

STAY TUNED TO RADIO...TV OR NOAA WEATHER RADIO FOR LATER
STATEMENTS OR POSSIBLE WARNINGS.
BT
Special weather statement, May 23, 2:47 PM MDT, 2 hours before
COZ015-016-017-232200-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
240 PM MDT FRI MAY 23 1991

...TORNADO WATCH FOR MUCH OF EASTERN COLORADO UNTIL 8 PM MDT...

AT 240 PM MDT AN ISOLATED THUNDERSTORM WITH HEAVY RAIN AND HAIL
WAS 15 MILES NORTHWEST OF THE CITY OF PUEBLO MOVING NORTHEAST AT
20 MPH. SPOTTERS HAVE REPORTED MARBLE SIZE HAIL 2 INCHES DEEP
JUST TO THE WEST OF THE PUEBLO WEST COMMUNITY AT 230 PM. THIS
STORM IS EXPECTED TO PASS OVER I-25 NEAR THE PUEBLO/EL PASO COUNTY
LINE AND MOTORISTS SHOULD USE EXTREME CAUTION WHEN TRAVELING THROUGH
THIS AREA UNTIL ABOUT 345 PM MDT.

STAY TUNED TO RADIO...TV OR NOAA WEATHER RADIO FOR LATER
STATEMENTS OR POSSIBLE WARNINGS.

BT

The office that day

Everything else NWS Pueblo, CO issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 23, 3:03 PM MDTSevere Thunderstorm WarningPUBPueblo27 min
May 23, 3:45 PM MDTSevere Thunderstorm WarningPUBProwers60 min

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.