Alert archive / Colorado / Severe Thunderstorm Warnings in 1987
Severe Thunderstorm Warning 12, NWS Pueblo, CO
NWS Pueblo, CO issued this severe thunderstorm warning at Jul 11, 1987, 6:45 PM MDT for Kiowa County, Colorado. It was in force for 60 min.
The area
The counties it named.
The facts
- Issued
- Jul 11, 1987, 6:45 PM MDT (00:45 UTC)
- Expired
- Jul 11, 1987, 7:45 PM MDT
- In force
- 60 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, 0.8 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.
- Mixed-layer CAPE
- 229 J/kg
- Mixed-layer CIN
- -24 J/kg
- Mixed-layer LCL
- 1917 m above ground
- 0-6 km bulk shear
- 52 kt
- 0-1 km storm-relative helicity
- 19 m²/s²
- 0-3 km storm-relative helicity
- 152 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.3
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 11, 5:06 PM MDT, 1 hour 39 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE PUEBLO COLORADO 505 PM MDT SAT JUL 11 1987 ...STRONG THUNDERSTORMS DEVELOPING IN SOUTHEAST COLORADO... AT 505 PM MDT SHOWERS AND THUNDERSTORMS HAD DEVELOPED IN PUEBLO... OTERO...BENT...CROWLEY AND KIOWA COUNTIES OF SOUTHEAST COLORADO. THE STRONGS STORMS WERE IN WESTERN KIOWA COUNTY 5 MILES WEST OF ARLINGTON. THESE STORMS WER MOVING TO THE NORTHEAST AT 15 MILES AN HOUR. SHOWERS AND THUNDERSTOMRS ARE EXPECTED TO CONTINUE ACROSS SOUTHEAST THIS EVENING. SOME STORMS COULD PRODUCE STRONG GUSTY WINDS...BRIEF HEAVY RAIN...DANGEROUS LIGHTNING AND HAIL BEFORE ENDING. PEOPLE NEAR STORMS SHOULD REMAIN ALERT AND BE PREPARED TO MOVE TO A PLACE OF SAFETY IF THREATENING WEATHER APPROACHES. STAY TUNED TO RADIO..TV OR NOAA WEATHER RADIO FOR THE LATEST WEATHER INFORMATION. WOODS
Special weather statement, Jul 11, 5:56 PM MDT, 49 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE COLORADO SPRINGS CO
600 PM MDT SAT JUL 11 1987
...VERY HEAVY THUNDERSTORM IN WESTERN CHEYENNE COUNTY....
AT 6PM MDT RADAR INDICATED A VERY HEAVY THUNDERSTORM IN WESTERN
CHEYENNE COUNTY NEAR THE TOWN OF WILD HORSE...WHICH IS 35 MILES
WEST OF CHEYENNE WELLS COLORADO. THIS THUNDERSTORM WAS MOVING
NORTHEAST AT 15 MPH AND COULD PRODUCE LARGE HAIL...STRONG
GUSTY WIND...AND HEAVY RAIN.
OTHER THUNDERSTORMS ARE SCATTERED FROM THE FRONT RANGE EASTWARD
ONTO THE PLAINS THIS EVENING AND MAY ALSO PRODUCE SEVERE WEATHER.
PERSONS IN EAST CENTRAL COLORADO SHOULD BE PREPARED TO MOVE TO
A SAFE PLACE IF SEVERE WEATHER APPROACHES.
STAY TUNED TO RADIO OR TELEVISION FOR LATER STATEMENTS OR WARNINGS
ON THESE THUNDERSTORMS.
GURNEYSpecial weather statement, Jul 11, 6:12 PM MDT, 33 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE PUEBLO COLORADO 610 PM MDT SAT JUL 11 1987 ...STRONG THUNDERSTORMS CONTINUE IN KIOWA COUNTY... AT 610 PM MDT SHOWERS AND STRONG THUNDERSTORMS CONTINUED IN KIOWA COUNTY. THE STRONGEST STORMS WERE NEAR SHERIDAN LAKE AND 5 MILES NORTHEAST OF HASWELL. MOVEMENT WAS TO THE NORTHEAST AT 20 MILES AND HOUR. OTHER SHOWERS AND THUNDERSTORMS WERE IN CROWLEY...OTERO AND BENT COUNTIES. SOME STORMS COULD PRODUCE STRONG GUSTY WINDS...BRIEF HEAVY RAIN...DANGEROUS LIGHTNING AND HAIL BEFORE ENDING LATER TONIGHT. PEOPLE NEAR STORMS SHOULD REMAIN ALERT AND BE PREPARED TO MOVE TO A PLACE OF SAFETY IF THREATENING WEATHER APPROACHES. STAY TUNED TO RADIO..TV OR NOAA WEATHER RADIO FOR THE LATEST WEATHER INFORMATION. WOODS
Special weather statement, Jul 11, 6:40 PM MDT, 5 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE PUEBLO COLORADO 640 PM MDT SAT JUL 11 1987 ...STRONG THUNDERSTORMS CONTINUE IN KIOWA COUNTY... AT 640 PM MDT STRONG THUNDERSTORMS CONTINUED IN KIOWA COUNTY. THE STRONGEST STORMS WERE 5 MILES NORTH OF SHERIDAN LAKE AND 5 MILES NORTH OF GALATEA. MARBLE SIZE WITH SOME GOLF BALL SIZE HAIL WAS REPORTED 4 MILES WEST OF SHERIDAN LAKE ABOUT 625 PM MDT. THESE STORMS WERE MOVING TO THE NORTHEAST AT 20 MILES AN HOUR. SHOWERS AND THUNDERSTORMS ARE EXPECTED TO CONTINUE ACROSS SOUTHEAST COLORADO INTO THE NIGHT. SOME STORMS COULD PRODUCE STRONG GUSTY WINDS ...BRIEF HEAVY RAIN...DANGEROUS LIGHTNING AND HAIL. PEOPLE NEAR STORMS SHOULD REMAIN ALERT ANDA BE PREPARED TO MOVE TO A PLACE OF SAFETY IF THREATENING WEATHER APPROACHES. STAY TUNED TO RADIO..TV OR NOAA WEATHER RADIO FOR THE LATEST WEATHER INFORMATION. WOODS
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.