Alert archive / Colorado / Severe Thunderstorm Warnings in 1996

Severe Thunderstorm Warning 224, NWS Pueblo, CO

August 19, 1996Crowley County, Colorado

NWS Pueblo, CO issued this severe thunderstorm warning at Aug 19, 1996, 6:24 PM MDT for Crowley County, Colorado. It was in force for 56 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Aug 19, 1996, 6:24 PM MDT (00:24 UTC)
Expired
Aug 19, 1996, 7:20 PM MDT
In force
56 min
Issued by
NWS Pueblo, CO
Area
Whole counties

County Crowley County, CO

The radar

The Pueblo radar (KPUX), 38 km from the middle of the area, began a volume at 00:26 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Denver, CO (KDNR), launched 00:00Z, 0.4 hours before the alert went out and 178 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 1996-08-20Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 461 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 1996-08-20The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 32 square meters per square second.19395878Sfc1 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
461 J/kg
Mixed-layer CIN
-64 J/kg
Mixed-layer LCL
1747 m above ground
0-6 km bulk shear
20 kt
0-1 km storm-relative helicity
32 m²/s²
0-3 km storm-relative helicity
84 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
TTAA00 KPUB 200025
SVRPUB
COC025-200120-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PUEBLO CO
624 PM MDT MON AUG 19 1996

* SEVERE THUNDERSTORM WARNING FOR
  CROWLEY COUNTY      IN SOUTHEAST COLORADO

* UNTIL 720 PM MDT
 
* SOME LOCATIONS AFFECTED
    IN THE VICINITY OF ORDWAY BY 635 PM MDT
    IN THE VICINITY OF SUGAR CITY BY 645 PM MDT

* AT 624 PM MDT RADAR SHOWED A SEVERE STORM 8 MILES NORTHWEST OF ORDWAY
  MOVING SOUTHEAST AT 20 MPH.

REMEMBER...SEVERE STORMS CAN PRODUCE TORNADOES WITH LITTLE WARNING.

LISTEN TO NOAA WEATHER RADIO FOR FOLLOW UP STATEMENTS AND
WARNINGS FROM THE NATIONAL WEATHER SERVICE IN PUEBLO.

A FOLLOW UP STATEMENT WITH MORE DETAILS4 WILL BE OUT SHORTLY.

JK

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 19, 2:27 PM MDT, 3 hours 57 minutes before
COZ072-192130-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
226 PM MDT MON AUG 19 1996

...STRONG THUNDERSTORM OVER THE MONUMENT AREA...

YOU CAN EXPECT BRIEF HEAVY RAIN...WINDS GUSTING AS HIGH AS 45 MPH...
AND HAIL APPROACHING 1/2 INCH IN DIAMETER IN THE MONUMENT AREA IN
NORTHERN EL PASO COUNTY THROUGH 245 PM MDT.  ANOTHER STRONG
THUNDERSTORM IS GOING TO AFFECT CRYSTOLA ALONG HIGHWAY 24 THROUGH
235 PM MDT.

AT 225 PM MDT...RADAR SHOWED THE STRONGEST STORM LOCATED 6 MILES EAST
OF MONUMENT...WITH ANOTHER STORM LOCATED OVER THE COMMUNITY OF
CRYSTOLA.  MOVEMENT WAS EAST NORTHEAST AROUND 15 MPH.
Special weather statement, Aug 19, 3:14 PM MDT, 3 hours 10 minutes before
COZ071-072-192215-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
313 PM MDT MON AUG 19 1996

...STRONG THUNDERSTORMS CONTINUE OVER MUCH OF WESTERN AND NORTHERN
EL PASO COUNTY...

EXPECT PERIODS OF BRIEF HEAVY RAIN...HAIL TO 1/2 INCH IN DIAMETER...
DANGEROUS LIGHTNING...AND WIND GUSTING AS HIGH AS 50 MPH OVER MOST
OF WESTERN AND NORTHERN EL PASO COUNTY THROUGH 410 PM MDT.

AT 308 PM DOPPLER RADAR WAS DETECTING A LINE OF THUNDERSTORMS ABOUT
20 MILES WIDE...EXTENDING FROM 10 MILES SOUTHWEST OF SECURITY TO
5 MILES SOUTHWEST OF BLACK FOREST.  AT 310 PM A SPOTTER REPORTED HAIL
OF A HALF INCH IN DIAMETER AT THE INTERSECTION OF BRIARGATE AND ACADEMY.

MOVEMENT OF THESE STORMS WASp TO THE EAST NORTHEAST AROUND 10 MPH.

DOPPLER RADAR ESTIMATED RAINFALL RATES OF 0.75 TO 1.00 INCH PER HOUR
IN THE MONUMENT HILL AREA SINCE 215 PM MDT.
Special weather statement, Aug 19, 4:22 PM MDT, 2 hours 2 minutes before
COZ073-192325-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
421 PM MDT MON AUG 19 1996

...LOOK FOR STRONG THUNDERSTORM OUTFLOW WINDS MOVING ACROSS NORTHERN
PUEBLO COUNTY...

RAIN COOLED AIR FROM STRONG THUNDERSTORMS OVER SOUTHWEST EL PASO COUNTY
WAS PRODUCING OUTFLOW WINDS WHICH ARE EXPECTED TO RUSH ACROSS NORTHERN
PUEBLO COUNTY THROUGH 500 PM MDT.

WINDS ARE EXPECTED TO GUST AS HIGH AS 45 MPH AS THESE THUNDERSTORM
OUTLOWS MOVE ACROSS NORTHERN PUEBLO COUNTY.

AT 419 PM MDT...DOPPLER RADAR IN PUEBLO SHOWED THE STORM PRODUCING
THESE STRONG GUSTY WINDS LOCATED ABOUT 7 MILES NORTHWEST OF PINON.

MOVEMENT OF THE THUNDERSTORM WAS EAST SOUTHEAST AT 10 MPH.

PERSONS ATTENDING THE COLORADO STATE FAIR SHOULD BE PREPARED TO
MOVE INDOORS BRIEFLY AS THESE GUSTY WINDS MOVE ACROSS THE FAIRGROUNDS
BY 450 PM MDT.
Special weather statement, Aug 19, 5:12 PM MDT, 1 hour 12 minutes before
COZ073-200000-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
511 PM MDT MON AUG 19 1996

...STRONG THUNDERSTORMS DEVELOPING OVER NORTHEAST PUEBLO COUNTY...

STRONG THUNDERSTORMS...BRINGING HAIL UP TO 1/2 INCH DIAMETER...WIND
GUSTS TO 40 MPH AND HEAVY RAIN...ARE DEVELOPING OVER NORTHEAST PUEBLO
OCUNTY.

AT 500 PM DOPPLER RADAR IN PUEBLO SHOWED A LINE OF STORMS FROM 3 MILES
NORTHEAST OF PUEBLO TO 17 MILES NORTH OF AVONDALE MOVING SOUTHEAST AT
15 MPH.

IF YOU PLAN TO BE OUTDOORS...CHECK THE LATEST WEATHER
INFORMATION AND KEEP AN EYE TO THE SKY. DEADLY LIGHTNING CAN
OCCUR WITH ALL THUNDERSTORMS. IF A THUNDERSTORM APPROACHES... GET
INDOORS OR IN A VEHICLE. LIGHTNING CAN STRIHKE SEVERAL MILES AWAY
FROM THE STORM...WHERE IT IS NOT RAINING AND WHERE YOU MAY BE.

WOLYN
Special weather statement, Aug 19, 6:12 PM MDT, 12 minutes before
COZ076-200115-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
611 PM MDT MON AUG 19 1996

...STRONG THUNDERSTORM MOVING ACROSS NORTHWEST CROWLEY COUNTY...

LOOK FOR BRIEF HEAVY DOWNPOURS...ALONG WITH HAIL TO 1/2 INCH IN
DIAMETER AND WIND GUSTING AS HIGH AS 50 MPH ACROSS WESTERN CROWLEY
COUNTY THROUGH 645 PM.

AT 610 PM THIS STRONG THUNDERSTORM WAS 13 MILES NORTHWEST OF ORDWAY...
MOVING EAST SOUTHEAST AT 20 MPH.

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 19, 7:22 PM MDTSevere Thunderstorm WarningPUBKiowa63 min
Aug 19, 8:14 PM MDTSevere Thunderstorm WarningPUBOtero61 min

Nearby

Severe Thunderstorm Warnings in Colorado, 1996Every severe thunderstorm warning in 1996

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; radar from the NEXRAD Level II archive.