Alert archive / Colorado / Severe Thunderstorm Warnings in 1986

Severe Thunderstorm Warning 18, NWS Pueblo, CO

July 10, 1986Prowers County, Colorado

NWS Pueblo, CO issued this severe thunderstorm warning at Jul 10, 1986, 7:10 PM MDT for Prowers County, Colorado. It was in force for 60 min.

The area

The counties it named.

The facts

Issued
Jul 10, 1986, 7:10 PM MDT (01:10 UTC)
Expired
Jul 10, 1986, 8:10 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 00:00Z, 1.2 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 00:00Z on 1986-07-11Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2415 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 00:00Z on 1986-07-11The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 111 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
2415 J/kg
Mixed-layer CIN
-51 J/kg
Mixed-layer LCL
1465 m above ground
0-6 km bulk shear
33 kt
0-1 km storm-relative helicity
111 m²/s²
0-3 km storm-relative helicity
185 m²/s²
Significant tornado parameter
1.1
Supercell composite
13.6

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 10, 4:00 PM MDT, 3 hours 10 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE COLORADO SPRINGS CO
400PM MDT THU JUL 10 1986

... LATE AFTERNOON THUNDERSTORMS IN THE PIKES PEAK REGION ...

LATE AFTERNOON SHOWERS AND THUNDERSTORMS HAVE STARTED THERE NORMAL
PROGRESSION OFF THE FRONT RANGE. MOVEMENT IS TO THE EAST AT 20 MPH.

BRIEF HEAVY RAIN..SMALL HAIL AND STRONG GUSTY WIND ARE LIKELY WITH
THESE STORMS AS THEY CONTINUE MOVING EASTWARD DURING THE REST OF
THIS AFTERNOsON AND DURING THE EARLY EVENING HOURS.

FURTHER STATEMENTS OR WARNINGS WILL BE ISSUED AS CONDITIONS WARRANT.

NOVAK
Special weather statement, Jul 10, 5:46 PM MDT, 1 hour 24 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
545 PM MDT TUE JUL 8 1986

      ...HEAVY THUNDERSTORMS MOVING INOT KIOWA COUNTY...

AT 545 PM MDT HEAVY THUNDERSTORMS WERE MOVING INTO NORTHERN KIOWA
COUNTY. THESE STORMS WERE LOCATED 12 MILES NORTHEAST OF EADS IN
NORTH CENTRAL KIOWA COUNTY. MOVEMENT WAS TO THE EAST AT 20 MILES
AN HOUR.

PERSONS NEAR STORMS IN SOUTHEAST COLORADO THE REST OF THIS EVENING
SHOULD REMAIN ALERT TO THE POSSIBILITY OF BRIEF HEAVY RAINS..STRONG
GUSTY WINDS..HAIL AND LOCAL FLOODING OF LOW LYING AREAS. IF THREATENING
WEATHER APPROACHES MOVE TO SAFE SHELTER.

FURTHER STATEMENTS WILL BE ISSUED AS CONDITIONS WARRANT.
WOODS

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.