Alert archive / Colorado / Severe Thunderstorm Warnings in 1990

Severe Thunderstorm Warning 10, NWS Pueblo, CO

July 23, 1990Pueblo County, Colorado

NWS Pueblo, CO issued this severe thunderstorm warning at Jul 23, 1990, 4:49 PM MDT for Pueblo County, Colorado. It was in force for 56 min.

The area

The counties it named.

The facts

Issued
Jul 23, 1990, 4:49 PM MDT (22:49 UTC)
Expired
Jul 23, 1990, 5:45 PM MDT
In force
56 min
Issued by
NWS Pueblo, CO
Area
Whole counties

County Pueblo 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

Fort Carson/Butt, CO (KFCS), launched 12:00Z, 10.8 hours before the alert went out and 59 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, Fort Carson/Butt, CO at 12:00Z on 1990-07-23Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 92 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Fort Carson/Butt, CO at 12:00Z on 1990-07-23The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 107 square meters per square second.19395878Sfc1 km3 km6 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
92 J/kg
Mixed-layer CIN
-312 J/kg
Mixed-layer LCL
864 m above ground
0-6 km bulk shear
48 kt
0-1 km storm-relative helicity
107 m²/s²
0-3 km storm-relative helicity
147 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.1

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
TTAA00 KPUB 232249
SVRPUB
COC101-232345-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING 
NATIONAL WEATHER SERVICE PUEBLO CO
449 PM MDT MON JUL 23 1990

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 AND CENTRAL PUEBLO

 THIS WARNING INCLUDES THE FOLLOWING TOWNS AND CITIES...PUEBLO...
 AVONDALE AND BOONE.

AT 445 PM MDT A SEVERE THUNDERSTORM WAS 10 MILES NORTH OF THE CITY
OF PUEBLO...MOVING SOUTH 25 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 THUNDERSTOR#MS CAN AND OCCASIONALLY DO PRODUCE TORNADOES
WITH LITTLE OR NO ADVANCE WARNING.  REMAIN CALM BUT BE ALERT TO
RAPIDLY CHANGING WEATHER CONDITIONS.

GRAY

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, Jul 23, 1:28 PM MDT, 3 hours 21 minutes before
COZ014-232100-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE COLORADO SPRINGS CO
130 PM MDT SUN JUL 22 1990

...THUNDERSTORMS DEVELOPING OVER NORTHERN EL PASO COUNTY...

AT 125 PM MDT LIMON RADAR INDICATED THUNDERSTORMS...ONE WITH VERY
HEAVY RAIN...NORTH AND EAST OF THE COLORADO SPRINGS AREA. THE HEAVIEST
STORM WAS 10 MILES NORTH OF COLORADO SPRINGS MOVING TO THE SOUTHEAST
AT 25 MILES AN HOUR.

THUNDERSTORMS WILL CONTINUE TO DEVELOPE THROUGHOUT THE AFTERNOON AND
EVENING HOURS AND COULD REACH SEVERE LEVELS PRODUCING LARGE HAIL AND
DAMAGING WINDS.

PERSONS ARE ADVISED TO STAY ALERT TO RAPIDLY CHANGING WEATHER CONDITIONS
AND BE PREPARED TO MOVE TO A PLACE OF SAFETY IF THREATENING WEATHrER
APPROACHES.
SS
Special weather statement, Jul 23, 1:31 PM MDT, 3 hours 18 minutes before
COZ015-016-017-232100-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
130 PM MDT MON JUL 23 1990

...KEEP AN EYE ON THE SKY THIS AFTERNOON...

AN UPPER LEVEL DISTUBANCE IS MOVING OVER COLORADO THIS AFTERNOON
...AND WILL HELP TO KICK OFF SHOWERS AND THUNDERSTORMS OVER THE AREA
INCLUDING SOUTHEAST COLORADO. THERE IS THE POTENTIAL FOR A FEW STORMS
IN SOUTHEAST COLORADO TO BECOME SEVERE WITH LARGE HAIL AND DAMAGING
WINDS.

RESIDENTS OF SOUTHEAST COLORADO SHOULD PAY CLOSE ATTENTION
TO THE WEATHER IN THEIR AREA...AND BE PREPARED TO MOVE TO SAFE
SHELTER IF THREATENING WEATHER APPROACHES.

LISTEN TO LOCAL MEDIA OR NOAA WEATHER RADIO FOR WEATHER UPDATES
AND POSSIBLE WARNINGS AS THE AFTERNOON GOES ON.
TESAR
Special weather statement, Jul 23, 2:34 PM MDT, 2 hours 15 minutes before
COZ014-232130-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE COLORADO SPRINGS CO
235 PM MDT SUN JUL 22 1990

...TORNADO WATCH IS IN EFFECT UNTIL 9PM MDT FOR EASTERN COLORADO...

AT 225 PM MDT LIMON RADAR INDICATED A STRONG THUNDERSTORM OVER THE
NORTHEAST PORTION OF EL PASO COUNTY MOVING TO THE SOUTHEAST AT 20 MILES
AN HOUR.  THIS STORM WILL PASS THROUGH THE TOWNS OF YODER AND RUSH
WITHIN THE NEXT 30 MINUTES.

THIS STORM WILL LIKELY PRODUCE STRONG GUSTY WINDS...HAIL...VERY HEAVY
RAIN AND DANGEROUS LIGHTNING.

PERSONS ARE ADVISED TO STAY ALERT TO RAPIDLY CHANGING WEATHER CONDITIONS
AND BE PREPARED TO MOVE TO A PLACE OF SAFETY IF THREATENING WEATHER
APPROACHES.
SS
Special weather statement, Jul 23, 4:24 PM MDT, 25 minutes before
COZ014-232230-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE COLORADO SPRINGS CO
425 PM MDT SUN JUL 22 1990

...STRONG THUNDERSTORM OVER NORTHERN ELBERT COUNTY...

AT 415 PM MDT...RADAR INDICATED A STRONG THUNDERSTORM OVER NORTHERN
ELBERT COUNTY NORTH OF ELIZABETH. THIS STORM IS MOVING TO THE EAST AT
25 MILES AN HOUR. IT WILL LIKELY PRODUCE STRONG GUSTY WINDS...HAIL
...VERY HEAVY RAIN AND DANGEROUS LIGHTNING.

OTHER THUNDERSTORMS WERE SCATTERED ACROSS KIT CARSON COUNTY NEAR AND
SOUTH OF I70 NEAR THE BURLINGTON AREA. THUNDERSTORMS WERE ALSO NOTED
OVER SOUTHERN EL PASO COUNTY.

A TORNADO WATCH IS IN EFFECT UNTIL 9 PM MDT FOR MOST OF EASTERN COLORADO.
PERSONS ARE ADVISED TO STAY ALERT TO RAPIDLY CHANGING WEATHER CONDITIONS
AND BE PREPARED TO MOVE TO A PLACE OF SAFETY IF THREATENING WEATHER
APPROACHES.
SS

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.