Alert archive / Colorado / Severe Thunderstorm Warnings in 1991

Severe Thunderstorm Warning 6, NWS Pueblo, CO

May 11, 1991Baca County, Colorado

NWS Pueblo, CO issued this severe thunderstorm warning at May 11, 1991, 7:48 PM MDT for Baca County, Colorado. It was in force for 57 min.

The area

The counties it named.

The facts

Issued
May 11, 1991, 7:48 PM MDT (01:48 UTC)
Expired
May 11, 1991, 8:45 PM MDT
In force
57 min
Issued by
NWS Pueblo, CO
Area
Whole counties

County Baca County, CO

The nearest sounding before it

Dodge City, (KDDC), launched 00:00Z, 1.8 hours before the alert went out and 240 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 1991-05-12Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2142 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 1991-05-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 32 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
2142 J/kg
Mixed-layer CIN
-85 J/kg
Mixed-layer LCL
1217 m above ground
0-6 km bulk shear
16 kt
0-1 km storm-relative helicity
32 m²/s²
0-3 km storm-relative helicity
75 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, May 11, 4:06 PM MDT, 3 hours 42 minutes before
COZ016-017-112300-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
405 PM MDT SAT MAY 11 1991

...TORNADO WATCH FOR PART OF EASTERN COLORADO UNTIL 9 PM MDT...

AT 4 PM STRONG THUNDERSTORMS WITH POSSIBLE HAIL AND HEAVY RAIN WERE
5 MILES WEST AND 10 MILES SOUTHWEST OF THE TOWN OF EADS IN KIOWA
COUNTY...MOVING NORTH AT 30 MPH.

PEOPLE NEAR THESE THUNDERSTORMS SHOULD BE ALERT TO THE THREAT OF
SEVERE WEATHER IN THEIR AREA. IF THE WEATHER BECOMES THREATENING...
HEAD INDOORS TO STURDY SHELTER...AWAY FROM WINDOWS.

OTHER THUNDERTORMS CONTINUE TO DEVELOP ALONG THE EASTERN BORDER
COUNTIES OF COLORADO...SO STAY TUNED TO LOCAL MEDIA OR NOAA WEATHER
RADIO FOR UPDATES AND POSSIBLE WARNINGPS.

TESAR
Special weather statement, May 11, 5:25 PM MDT, 2 hours 23 minutes before
COZ016-017-120130-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
515 PM MDT SAT MAY 11 1991

...TORNADO WATCH FOR PART OF EASTERN COLORADO UNTIL 9 PM MDT...

AT 515 PM MDT STRONG THUNDERSTORMS WITH HEAVY RAIN AND POSSIBLE HAIL
HAD DEVELOPED OVER SOUTHEAST BENT AND SOUTHWEST PROWERS COUNTIES OF
SOUTHEAST COLORADO. THIS THUNDERSTORM WAS ABOUT 20 MILES SOUTHWEST
OF LAMAR...AND WAS MOVING NORTH 35 MPH.

THIS STORM SHOULD STRIKE A PATH BETWEEN TOWNS IN EASTERN BENT COUNTY
...SUCH AS CADDOA...HASTY AND MCCLAVE AND WESTERN PROWERS COUNTY
SUCH AS LAMAR AND WILEY BEFORE 6 PM MDT THIS EVENING. PEOPLE NEAR
THE STORM...AS WELL AS PEOPLE IN EASTERN BENT AND WESTERN PROWERS
COUNTIES SHOULD REMAIN ALERT TO THIS STORM. BE PREPARED TO MOVE TO
SAFE SHELTER...INDOORS AND AWAY FROM WINDOWS IF THE WEATHER BECOMES
THREATENING.

THE NATIONAL WEATHER SERVICE WILL WATCH THIS STORM CLOSELY AS IT
DEVELOPS AND MOVES NORTH THROUGH BENT AND PROWERS COUNTIES. STAY
TUNED TO LOCAL RADIO OR TV...OR NOAA WEATHER RADIO FOR FURTHER
UPDATES AND POSSIBLE WARNINGS.
GRAY

The office that day

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

IssuedProductOfficeCountiesLasted
May 11, 6:00 PM MDTSevere Thunderstorm WarningPUBKiowa20 min
May 11, 6:47 PM MDTSevere Thunderstorm WarningPUBBaca58 min
May 11, 8:46 PM MDTTornado WarningPUBBaca29 min

Nearby

Severe Thunderstorm Warnings in Colorado, 1991Every severe thunderstorm warning in 1991

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.