Alert archive / Colorado / Severe Thunderstorm Warnings in 1990

Severe Thunderstorm Warning 17, NWS Pueblo, CO

August 11, 1990Kiowa County, Colorado

NWS Pueblo, CO issued this severe thunderstorm warning at Aug 11, 1990, 8:41 PM MDT for Kiowa County, Colorado. It was in force for 49 min.

The area

The counties it named.

The facts

Issued
Aug 11, 1990, 8:41 PM MDT (02:41 UTC)
Expired
Aug 11, 1990, 9:30 PM MDT
In force
49 min
Issued by
NWS Pueblo, CO
Area
Whole counties

County Kiowa County, CO

The radar

The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.

The nearest sounding before it

Denver, CO (KDEN), launched 00:00Z, 2.7 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 00:00Z on 1990-08-12Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 13 joules per kilogram.LCLLFCEL10008507005003002001001 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, Denver, CO at 00:00Z on 1990-08-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 102 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
13 J/kg
Mixed-layer CIN
-283 J/kg
Mixed-layer LCL
2144 m above ground
0-6 km bulk shear
40 kt
0-1 km storm-relative helicity
102 m²/s²
0-3 km storm-relative helicity
143 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 120241
SVRPUB
COC061-120330-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING 
NATIONAL WEATHER SERVICE PUEBLO CO
841 PM MDT SAT AUG 11 1990

THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM 
WARNING EFFECTIVE UNTIL 930 PM MDT FOR PEOPLE IN THE FOLLOWING 
COUNTY

   IN THE SOUTHEAST PART OF COLORADO
      NORTHWEST KIOWA

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

AT 840 PM MDT A SEVERE THUNDERSTORM WAS 5 MILES WEST SOUTHWEST
OF HASWELL IN KIOWA COUNTY MOVING EAST AT 20 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.

NAME

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, Aug 11, 5:43 PM MDT, 2 hours 58 minutes before
COZ014-120040-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE COLORADO SPRINGS CO
540 PM MDT SAT AUG 11 1990

...SEVERE THUNDERSTORM WATCH UNTIL 8 PM...

SHOWERS AND THUNDERSTORMS CONTINUE OVER COLORADO SPRINGS AND THE
PIKES PEAK AREA THIS EVENING.  THESE THUNDERSTORMS CONTINUE TO MOVE
TO THE SOUTH AT 15 MPH.

REPORTS FROM AROUND THE CITY SHOW THAT GOLF BALL SIZE HAIL FELL ALONG
I 25 IN DOWNTOWN COLORADO SPRINGS.  ELSEWHERE AROUND THE CITY..HAIL
RANGED FROM PEA SIZE AT THE AIRPORT TO MARBLE SIZE AT SEVERAL LOCATIONS.
BRIEF HEAVY RAIN FELL IN THE MANITOU SPRINGS AREA LEAVING 1.2 INCHS OF
RAIN IN 20 MINUTES AND 1.31 INCHES OF RAIN FELL IN 30 MINUTES IN THE
THE AREA OF PIKES PEAK AND CIRCLE STREETS.

THE HEAVIEST THUNDERSTORMS ARE NOW LOCATED IN THE PUEBLO AREA WHERE
HEAVY RAIN..HAIL AND FREQUENT DANGEROUS LIGHTNING ARE OCCURRING. THESE
THUNDERSTORMS ARE ALSO MOVING TO THE SOUTH AT 15 MPH.

IF YOU ARE OUTSIDE THIS EVENING..BE ALERT TO RAPIDLY CHAINGING
WEATHER CONDITIONS AND BE PREPARED TO MOVE TO A PLACE OF SAFETY.

HAVILL
Special weather statement, Aug 11, 5:55 PM MDT, 2 hours 46 minutes before
COZ015-016-017-120045-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
550 PM MDT SAT AUG 11 1990

...SEVERE THUNDERSTORM WATCH UNTIL 10 PM THIS EVENING FOR SOUTHEAST
   COLORADO...

AT 545 PM MDT THIS AFTERNOON THUNDERSTORMS WITH VERY HEAVY RAIN WERE
IN WESTERN AND CENTRAL PUEBLO COUNTY MOVING EAST SOUTHEAST AT 15 MPH.
HEAVY RAINS AND SMALL HAIL HAVE BEEN REPORTED IN DOWNTOWN PUEBLO.
A GUST TO 53 MPH WAS RECORDED AT PUEBLO MEMORIAL AIRPORT.

RESIDENTS OF THE CITY OF PUEBLO SHOULD BE PREPARED FOR HEAVY RAINS
AND HAIL...BUT OF PRIMARY CONCERN WILL BE THE DEADLY LIGHTENING THESE
STORMS ARE PRODUCING. DURING DANGEROUS ELECTRICAL STORMS PEOPLE SHOULD
STAY OFF TELEPHONES...STAY AWAY FROM WINDOWS...AVOID OPEN AREAS...
AND GET AWAY FROM METAL OBJECTS AND ELECTRICAL EQUIPMENT.

TESAR
Special weather statement, Aug 11, 7:08 PM MDT, 1 hour 33 minutes before
COZ015-016-017-120215-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
705 PM MDT SAT AUG 11 1990

...SEVERE THUNDERSTORM WATCH UNTIL 10 PM THIS EVENING FOR MUCH OF
   SOUTHEAST COLORADO...

THE SEVERE THUNDERSTORM WATCH IS NO LONGER IN EFFECT FOR AREAS
INCLUDING THE CITY OF PUEBLO WESTWARD...HUERFANO COUNTY...AND
EASTERN FREMONT AND EASTERN CUSTER COUNTIES...BUT REMAINS IN EFFECT
FOR VIRTUALLY ALL OF THE REST OF SOUTHEAST COLORADO.7

AT 700 PM THE STRONGEST STORMS WERE IN CENTRAL CROWLEY COUNTY MOVING
EAST AT 15 MPH.

TESAR
Special weather statement, Aug 11, 7:25 PM MDT, 1 hour 16 minutes before
COZ014-120225-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE COLORADO SPRINGS CO
725 PM MDT SAT AUG 11 1990

...THUNDERSTORMS IN LINCOLN AND KIT CARSON COUNTIES...

AT 720 PM..RADAR INDICATED HEAVY THUNDERSTORMS LOCATED NORTH OF
ARRIBA IN EASTERN LINCOLN COUNTY..20 MILES EAST OF LIMON OR 55
MILES WEST OF BURLINGTON.

THESE THUNDERSTORMS CAN CAUSE BRIEF HEAVY RAIN..HAIL AND STRONG
GUSTY WINDS AS THEY MOVE TO THE EAST AT 20 MPH THIS EVENING.e

BRIEF HEAVY RAINFALL CAN CAUSE FLOODING OF LOW LYING ROADS AND
STREAM BEDS IN THIS AREA.

HAVILL
Special weather statement, Aug 11, 7:44 PM MDT, 57 minutes before
COZ015-016-017-120230-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
745 PM MDT SAT AUG 11 1990

...SEVERE THUNDERSTORM WATCH UNTIL 10 PM THIS EVENING FOR MUCH OF
   SOUTHEAST COLORADO...

AT 740 PM MDT A THUNDERSTORM WITH HEAVY RAIN AND POSSIBLE HAIL
WAS IN CROWLEY COUNTY ABOUT 5 MILES NORTH OF SUGAR CITY...MOVING
EAST AT 20 MPH. THIS STORM IS EXPECTED TO MOVE INTO KIOWA COUNTY
BY 8 PM.

PEOPLE IN WESTERN KIOWA COUNTY...INCLUDING THE TOWN OF ARLINGTON...
SHOULD MOVE TO SAFE SHELTER AS THIS STORM MOVES THROUGH THE AREA.

TESAR
Special weather statement, Aug 11, 8:14 PM MDT, 27 minutes before
COZ015-016-017-120300-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
812 PM MDT SAT AUG 11 1990

...SEVERE THUNDERSTORM WATCH UNTIL 10 PM THIS EVENING FOR MUCH OF
   SOUTHEAST COLORADO...

AT 810 PM MDT A THUNDERSTORM WITH HEAVY RAIN AND POSSIBLE HAIL
WAS IN KIOWA COUNTY NORTH OF ARLINGTON MOVING TO THE EAST NORTHEAST
AT 20 MPH.

PEOPLE IN WESTERN KIOWA COUNTY...INCLUDING THE TOWN OF HASWELL...
SHOULD MOVE TO SAFE SHELTER AS THIS STORM MOVES THROUGH THEIR AREA.

TESAR

Nearby

Severe Thunderstorm Warnings in Colorado, 1990Every severe thunderstorm warning in 1990

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.