Alert archive / Colorado / Severe Thunderstorm Warnings in 1986

Severe Thunderstorm Warning 15, NWS Pueblo, CO

June 30, 1986Prowers County, Colorado

NWS Pueblo, CO issued this severe thunderstorm warning at Jun 30, 1986, 5:10 PM MDT for Prowers County, Colorado. It was in force for 60 min.

The area

The counties it named.

The facts

Issued
Jun 30, 1986, 5:10 PM MDT (23:10 UTC)
Expired
Jun 30, 1986, 6:10 PM MDT
In force
60 min
Issued by
NWS Pueblo, CO
Area
Whole counties

County Prowers 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

Dodge City, (KDDC), launched 12:00Z, 11.2 hours before the alert went out and 220 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, Dodge City, at 12:00Z on 1986-06-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1495 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, Dodge City, at 12:00Z on 1986-06-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 112 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
1495 J/kg
Mixed-layer CIN
-271 J/kg
Mixed-layer LCL
1675 m above ground
0-6 km bulk shear
21 kt
0-1 km storm-relative helicity
112 m²/s²
0-3 km storm-relative helicity
134 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, Jun 30, 3:13 PM MDT, 1 hour 57 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
311 PM MDT MON JUN 30 1986

        ...HEAVY THUNDERSTORM IN CROWLEY COUNTY...

AT 306 PM MDT HEAVY THUNDERSTORMS WERE NORTH AND NORTHEAST OF
SUGAR CITY IN CROWLEY COUNTY OF SOUTHEAST COLORADO MOVING EAST
AT 5 TO 10 MPH. BRIEF HEAVY RAINS AND CONTINUOUS LIGHTNING ARE
POSSIBLE WITH THESE STORMS.

OTHER THUNDERSHOWERS WERE ALONG THE FOOTHILLS IN CUSTER AND
HUERFANO COUNTIES OF SOUTHEAST COLORADO. THE SHOWERS AND
THUNDERSTORMS WILL CONTINUE IN SOUTHEAST COLORADO THROUGHOUT THE
EVENING HOURS.

THE NEARBY THUNDERSTORMS PRODUCED GUSTS TO 41 MPH AT PUEBLO
MEMORIAL AIRPORT BETWEEN 2 AND 3 PM MDT THIS AFTERNOON.

IF THREATENING WEATHEHR APPROACHES GO TO A SAFE PLACE UNTIL THE
STORM AHS PASSED.
GALLEGOS
Special weather statement, Jun 30, 4:47 PM MDT, 23 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
445 PM MDT MON JUN 30 1986

   ...HEAVY THUNDERSTORMS IN BENT AND PROWERS COUNTIES...

AT 445 PM MDT HEAVY THUNDERSTORMS CONTINUED IN NORTHERN BENT
COUNTY OVER THE TOWN OF HASTY. MARBLE SIZE HAIL...HEAVY RAIN
AND GUSTY WINDS WERE REPORTED BY LAMAR PATROL AROUND 430 PM
MDT. THIS STORMS WAS MOVING TO THE EAST AT 15 MILES AN HOUR.

OTHER HEAVY THUNDERSTORMS WERE ALONG THE COLORADO/KANSAS STATE
LINE ABOUT 15 MILES SOUTHEAST OF THE TOWN OF HOLLY IN EASTERN
PROWERS COUNTY. THESE STORMS WERE ALSO MOVING TO THE EAST AT
10 TO 15 MPH AND SHOULD MOVE INTO WESTERN KANSAS WITHIN THE HOUR.

IF THREATENING WEATHER APPROACHES GO TO A SAFE PLACE IMMEDIATELY.
WOODS

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 30, 4:23 PM MDTSevere Thunderstorm WarningPUBBent57 min

Nearby

Severe Thunderstorm Warnings in Colorado, 1986Every severe thunderstorm warning in 1986

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.