Alert archive / Colorado / Severe Thunderstorm Warnings in 1986

Severe Thunderstorm Warning 35, NWS Pueblo, CO

August 8, 1986Pueblo County, Colorado

NWS Pueblo, CO issued this severe thunderstorm warning at Aug 8, 1986, 9:15 PM MDT for Pueblo County, Colorado. It was in force for 60 min. 1 report came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Aug 8, 1986, 9:15 PM MDT (03:15 UTC)
Expired
Aug 8, 1986, 10:15 PM MDT
In force
60 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.

What was reported inside it

TimeReportWhereRemark
Aug 8, 9:19 PM MDTThunderstorm Wind 55Pueblo, CO

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.

The nearest sounding before it

Denver, CO (KDEN), launched 00:00Z, 3.3 hours before the alert went out and 219 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 1986-08-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 9 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 1986-08-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 38 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
9 J/kg
Mixed-layer CIN
-128 J/kg
Mixed-layer LCL
3154 m above ground
0-6 km bulk shear
31 kt
0-1 km storm-relative helicity
38 m²/s²
0-3 km storm-relative helicity
92 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, Aug 8, 8:14 PM MDT, 1 hour 1 minute before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
810 PM MDT FRI AUG 8 1986

       ...HEAVY THUNDERSTORMS ALONG THE FOOTHILLS..

SHOWERS AND THUNDERSTORMS CONTINUED ALONG THE FOOTHILLS FROM
FREMONT COUNTY ACROSS CUSTER..WEST PUEBLO..HUERFANO AND LAS ANIMAS
COUNTIES OF SOUTHEAST COLORADO. AT 808 PM THE HEAVIEST THUNDERSTORMS
WERE 5 MILES SOUTHEAST OF TEXAS CREEK..47 MILES WEST SOUTHWEST OF
COLORADO SPRINGS..IN FREMONT COUNTY AND 5 MILES NORTHEAST OF
TRINIDAD IN LAS ANIMAS COUNTY. CONSIDERBALE LIGHTNING WAS REPORTED
WITH THE THUNDERSTORM NEAR TRINIDAD.

HEAVY RAINS..HAIL AND GUSTY WINDS MAY BE ASSOCIATED WITH THESE STORMS
AS THEY ARE EXPECTED TO MOVE ACROSS SOUTHEAST COLORADO TONIGHT.

STAY TUNED TO RADIO..TV OR NOAA WEATHER RADIO FOR LATER WARNINGS
OR STATEMENTS.
GALLEGOS
Special weather statement, Aug 8, 8:50 PM MDT, 25 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE COLORADO SPRINGS CO
845 PM MDT FRI AUG 8 1986

 ..VERY HEAVY THUNDERSTORMS IN WESTERN EL PASO AND NORTHERN
   LINCOLN COUNTIES...

AT 845 PM MDT RADAR INDICATED A VERY HEAVY THUNDERSTORM IN
WESTERN EL PASO COUNTY ABOUT 6 MILES SOUTH OF COLORADO SPRINGS..
MOVING EAST AT 20 MPH.  ANOTHER VERY HEAVY THUNDERSTORM IS 15 MILES
NORTHWEST OF ARRIBA IN NORTHERN LINCOLN COUNTY..WHICH IS 25 MILES
NORTHEAST OF LIMON. THAT THUNDERSTORM IS MOVING SOUTHEAST AT 20
MPH.

BOTH OF THESE THUNDERSTORMS HAVE THE POTENTIAL TO PRODUCE BRIEF
HEAVY RAIN..STRONG GUSTY WIND..HAIL..AND DANGEROUS LIGHTNING.
PERSONS IN THE AREAS NEAR THESE STORMS SHOULD BE ALERT TOO RAPIDLY
CHANGING WEATHER CONDITIONS AND SHOULD TAKE NECESSARY PRECAUTIONS.
STAY AWAY FROM LOW LYING AREAS PRONE TO FLOODING..AND MONITOR
RADIO AND TELEVISION FOR LATER STATEMENTS ON THESE STORMS.
 GURNEY

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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.