Alert archive / Colorado / Severe Thunderstorm Warnings in 1987

Severe Thunderstorm Warning 11, NWS Pueblo, CO

July 7, 1987Kiowa County, Colorado

NWS Pueblo, CO issued this severe thunderstorm warning at Jul 7, 1987, 7:42 PM MDT for Kiowa County, Colorado. It was in force for 58 min.

The area

The counties it named.

The facts

Issued
Jul 7, 1987, 7:42 PM MDT (01:42 UTC)
Expired
Jul 7, 1987, 8:40 PM MDT
In force
58 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, 1.7 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 1987-07-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 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 00:00Z on 1987-07-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 60 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
2959 m above ground
0-6 km bulk shear
34 kt
0-1 km storm-relative helicity
60 m²/s²
0-3 km storm-relative helicity
113 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

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 7, 3:48 PM MDT, 3 hours 54 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PUEBLO COLORADO
348 PM MDT TUE JUL 7 1987

       ...TORNADO WATCH FOR PART OF SOUTHEAST COLORADO...

A TORNADO WATCH WAS ISSUED FOR EASTERN PUEBLO...KIOWA AND CROWLEY
COUNTIES OF SOUTHEAST COLORADO. AT THE PRESENT TIME THIS WATCH AREA
DOES NOT INCLUDE THE CITY OF PUEBLO. AT 345 PM MDT RADAR INDICATED A
STRONG THUNDERSTORM ENTERING NORTHERN PUEBLO COUNTY. OTHER SHOWERS AND
THUNDERSTORMS WERE IN A LINE FROM NORTHWEST PUEBLO COUNTY TO WESTERN
LAS ANIMAS COUNTY. THESE STORMS WERE MOVING TO THE EAST SOUTHEAST AT
15 MILES AN HOUR.

THUNDERSTORMS COULD PRODUCE BRIEF HEAVY RAINS...HAIL...STRONG GUSTY
WINDS AND DANGEROUS LIGHTNING. PEOPLE NEAR THUNDERSTORMS SHOULD REMAIN
ALERT AND SEEK SHELTER IF THREATENING WEATHER APPROACHES.

THE TORNADO WATCH REMAINS IN EFFECT FOR A LARGE PART OF EASTERN
COLORADO UNTIL 900 PM MDT TONIGHT. LISTEN TO RADIO...TV OR NOAA WEATHER
RADIO FOR FURTHER STATEMENTS OR WARNINGS.
CASEY
Special weather statement, Jul 7, 5:21 PM MDT, 2 hours 21 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PUEBLO COLORADO
521 PM MDT TUE JUL 7 1987

         ...STRONG THUNDERSTORMS IN PUEBLO COUNTY...

AT 518 PM MDT RADAR INDICATED STRONG THUNDERSTORMS IN PUEBLO COUNTY.
ONE STORM 10 MILES SOUTH OF THE CITY OF PUEBLO AND A SECOND IN THE
NORTHEAST CORNER OF PUEBLO COUNTY. THESE THUNDERSTORMS WERE MOVING
EAST AT 15 MILES AN HOUR. OTHER SHOWERS AND THUNDERSTORMS WERE IN
CENTRAL AND EASTERN LAS ANIMAS COUNTY.

THUNDERSTORMS COULD PRODUCE BRIEF HEAVY RAINS...HAIL...STRONG GUSTY
WINDS AND DANGEROUS LIGHTNING THIS EVENING. PEOPLE NEAR THUNDERSTORMS
SHOULD REMAIN ALERT AND SEEK SHELTER IF THREATENING WEATHER APPROACHES.

A TORNADO WATCH REMAINS HIN EFFECT FOR A LARGE PART OF EASTERN COLORADO
UNTIL 900 PM MDT TONIGHT. LISTEN TO RADIO...TV OR NOAA WEATHER RADIO
FOR FURTHER STATEMENTS OR WARNINGS.
CASEY
Special weather statement, Jul 7, 6:25 PM MDT, 1 hour 17 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PUEBLO COLORADO
624 PM MDT TUE JUL 7 1987

     ...STRONG THUNDERSTORMS IN PUEBLO AND CROWLEY COUNTY...

AT 620 PM MDT RADAR INDICATED A VERY STRONG THUNDERSTORM IN WESTERN
PUEBLO COUNTY 10 MILES WEST OF THE CITY OF PUEBLO. THIS STORM WAS
MOVING TO THE EAST AT 20 MILES AN HOUR. A STRONG THUNDERSTORM WAS
5 MILES NORTH OF ORDWAY IN CROWLEY COUNTY. OTHER SHOWERS AND
THUNDERSTORMS WERE IN PUEBLO...OTERO...CROWLEY...LAS ANIMAS AND BACA
COUNTIES. THESE THUNDERSTORMS WERE MOVING TO THE EAST AT 15 TO 20
MILES AN HOUR.

THUNDERSTORMS COULD PRODUCE BRIEF HEAVY RAINS...HAIL...STRONG GUSTY
WINDS AND DANGEROUS LIGHTNING THIS EVENING. PEOPLE NEAR THUNDERSTORMS
SHOULD REMAIN ALERT AND SEEK SHELTER IF THREATENING WEATHER APPROACHES.

A TORNADO WATCH REMAINS IN EFFECT FOR A LARGE PART OF EASTERN COLORADO
UNTIL 900 PM MDT TONIGHT. LISTEN TO RADIO...TV OR NOAA WEATHER RADIO
FOR FURTHER STATEMENTS OR WARNINGS.
CASEY
Special weather statement, Jul 7, 7:12 PM MDT, 30 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PUEBLO COLORADO
712 PM MDT TUE JUL 7 1987

    ...A VERY STRONG THUNDERSTORM IN WESTERN KIOWA COUNTY...

AT 708 PM MDT RADAR INDICATED A VERY STRONG THUNDERSTORM WITH HAIL AND
HEAVY RAINS ENTERING WESTERN KIOWA COUNTY OF SOUTHEAST COLORADO 20
MILES NORTH OF LA JUNTA. THIS STORM WAS MOVING EAST AT 20 MILES AN
HOUR. OTHER STRONG THUNDERSTORMS WERE IN NORTHERN BENT...SOUTHERN
PUEBLO AND EASTERN HUERFANO COUNTIES. THESE STORMS WERE ALSO MOVING
EAST AT 20 MILES AN HOUR.

THUNDERSTORMS COULD PRODUCE BRIEF HEAVY RAINS...LARGE HAIL...STRONG
GUSTY WINDS AND DANGEROUS LIGHTNING THIS EVENING. PEOPLE NEAR
THUNDERSTORMS SHOULD REMAIN ALERT AND SEE%K SHELTER IF THREATENING
WEATHER APPROACHES.

A TORNADO WATCH REMAINS IN EFFECT FOR A LARGE PART OF EASTERN COLORADO
UNTIL 900 PM MDT TONIGHT. LISTEN TO RADIO...TV OR NOAA WEATHER RADIO
FOR FURTHER STATEMENTS OR WARNINGS.
CASEY

Nearby

Severe Thunderstorm Warnings in Colorado, 1987Every severe thunderstorm warning in 1987

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.