Alert archive / Colorado / Severe Thunderstorm Warnings in 1996

Severe Thunderstorm Warning 151, NWS Pueblo, CO

July 23, 1996Prowers County, Colorado

NWS Pueblo, CO issued this severe thunderstorm warning at Jul 23, 1996, 8:04 PM MDT for Prowers County, Colorado. It was in force for 51 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
Jul 23, 1996, 8:04 PM MDT (02:04 UTC)
Expired
Jul 23, 1996, 8:55 PM MDT
In force
51 min
Issued by
NWS Pueblo, CO
Area
Whole counties

County Prowers County, CO

The radar

The Pueblo radar (KPUX), 166 km from the middle of the area, began a volume at 02:08 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

Dodge City, (KDDC), launched 00:00Z, 2.1 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 1996-07-24Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1696 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 1996-07-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 66 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
1696 J/kg
Mixed-layer CIN
-50 J/kg
Mixed-layer LCL
1591 m above ground
0-6 km bulk shear
54 kt
0-1 km storm-relative helicity
66 m²/s²
0-3 km storm-relative helicity
196 m²/s²
Significant tornado parameter
0.6
Supercell composite
8.6

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KPUB 240205
SVRPUB
COC099-240255-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PUEBLO CO
804 PM MDT TUE JUL 23 1996

* SEVERE THUNDERSTORM WARNING FOR
  PROWERS COUNTY      IN SOUTHEAST COLORADO

* UNTIL 855 PM MDT
 
* SOME LOCATIONS AFFECTED
    HOLLY AND GRANADA
    OPEN COUNTRY IN CENTRAL AND SOUTHERN PROWERS COUNTY

* AT 803 PM MDT RADAR SHOWED SEVERE STORMS OVER HOLLY AND GRANADA
  MOVING SOUTHEAST AT 30 MPZH.

A TORNADO WATCH IS IN EFFECT.  SEVERE STORMS CAN PRODUCE TORNADOES.

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

RMG

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 23, 4:12 PM MDT, 3 hours 52 minutes before
COZ075-077-232245-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
412 PM MDT TUE JUL 23 1996

...A STRONG THUNDERSTORM OVER THE RATON MESA WILL PRODUCE HEAVY RAIN
...STRONG WIND GUSTS AND POSSIBLE SMALL HAIL BEFORE IT MOVES INTO NEW
MEXICO BY 430 PM MDT...

AT 410 PM MDT...RADAR SHOWED THE STORM 8 MILES SOUTHEAST OF TRINIDAD
...MOVING SOUTHEAST AT NEAR 20 MPH.

GRAY
Special weather statement, Jul 23, 4:54 PM MDT, 3 hours 10 minutes before
COZ072-232330-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
454 PM MDT TUE JUL 23 1996

...A VERY STRONG THUNDERSTORM MOVING THROUGH ELBERT COUNTY WILL ALSO
AFFECT NORTHEAST EL PASO COUNTY THROUGH 515 PM MDT...

STRONG THUNDERSTORM WINDS...AND POSSIBLE HAIL COULD OCCUR AROUND
RAMAH IN THE EXTREME NORTHEAST CORNER OF EL PASO COUNTY. AT 450 PM
MDT...RADAR SHOWED THE STORM 6 MILES NORTH OF RAMAH...MOVING
SOUTHEAST AT 25 MPH.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 9 PM MDT.
Special weather statement, Jul 23, 5:20 PM MDT, 2 hours 44 minutes before
COZ072-232355-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
520 PM MDT TUE JUL 23 1996

...A SEVERE THUNDERSTORM MOVING THROUGH ELBERT COUNTY WILL CONTINUE
TO AFFECT EXTREME NORTHEAST AND EASTERN EL PASO COUNTY THROUGH 545
PM MDT...

PEOPLE IN THE RAMAH AND CALHAN AREA SHOULD STILL ANTICIPATE VERY STRONG
THUNDERSTORM WINDS AND POSSIBLE HAIL AS THIS STORM CONTINUES TO MOVE
SOUTHEAST AROUND 25 MPH.

AT 515 PM MDT...THE STORM WAS XOVER SIMLA ON HIGHWAY 24...MOVING
SOUTHEAST AROUND 25 MPH. EASTBOUND MOTORISTS ON HIGHWAY 24 FROM
CALHAN TO RAMAH AND SIMLA SHOULD EXERCISE EXTREME CAUTION IN THE
AREA OF THIS STORM. FLOODING OF LOW LYING AREAS ON THE HIGHWAY
ARE POSSIBLE.
Special weather statement, Jul 23, 5:51 PM MDT, 2 hours 13 minutes before
COZ072-240040-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
551 PM MDT TUE JUL 23 1996

...A STRONG THUNDERSTORM IN WESTERN ELBERT COUNTY IS EXPECTED TO MOVE
TO NORTHEAST EL PASO AROUND 630 PM MDT...

AT 550 PM MDT...RADAR SHOWED THE STORM 20 MILES NORTHWEST OF CALHAN
MOVING SOUTHEAST AT 25 MPH.
Special weather statement, Jul 23, 5:52 PM MDT, 2 hours 12 minutes before
COZ072-240040-

SPECIAL WEATHER STATEMENT...CORRECTED
NATIONAL WEATHER SERVICE PUEBLO CO
550 PM MDT TUE JUL 23 1996

...A STRONG THUNDERSTORM IN WESTERN ELBERT COUNTY IS EXPECTED TO MOVE
TO NORTHEAST EL PASO COUNTY AROUND 630 PM MDT...

AT 550 PM MDT...RADAR SHOWED THE STORM 20 MILES NORTHWEST OF CALHAN
MOVING SOUTHEAST AT 25 MPH.

GRAY
Special weather statement, Jul 23, 7:48 PM MDT, 16 minutes before
COZ066-067-070>081-240650-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
746 PM MDT TUE JUL 23 1996

...TORNADO WATCH UNTIL MIDNIGHT FOR PARTS OF EAST CENTRAL AND SOUTHEAST
COLORADO...
...SEVERE THUNDERSTORM WATCH UNTIL MIDNIGHT FOR EXTREME SOUTHEAST
COLORADO...

A NEW TORNADO WATCH HAS BEEN ISSUED FOR A LARGE PART OF EAST CENTRAL
AND SOUTHEAST COLORADO UNTIL MIDNIGHT.  THE TORNADO WATCH INCLUDES THE
FOLLOWING COUNTIES IN EAST CENTRAL AND SOUTHEAST COLORADO:

EASTERN TELLER...EASTERN FREMONT...EXTREME EASTERN CUSTER...EL PASO...
PUEBLO...NORTHERN HUERFANO...CROWLEY...OTERO...KIOWA...PROWERS AND
EXTREME NORTHERN LAS ANIMAS.

A SEVERE THUNDERSTORM WATCH HAS BEEN ISSUED UNTIL MIDNIGHT FOR EXTREME
SOUTHEAST COLORADO  UNTIL MIDNIGHT.  THE SEVERE THUNDERSTORM WATCH
INCLUDED THE FOLLOWING COUNTIES:

COSTILLA...SOUTHERN HUERFANO...MOST OF LAS ANIMAS AND BACA.

IF YOU ARE IN THE WATCH AREAS...REMAIN ALERT TO THE CHANGING& WEATHER
CONDITIONS AND BE PREPARED TO GO TO A PLACE OF SAFETY IF SEVERE WEATHER
APPROACHES OR IF A WARNING IS ISSUED.

TLM

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 23, 6:06 PM MDTTornado WarningPUBEl Paso64 min
Jul 23, 6:38 PM MDTSevere Thunderstorm WarningPUBKiowa62 min
Jul 23, 6:45 PM MDTTornado WarningPUBEl Paso60 min
Jul 23, 6:52 PM MDTSevere Thunderstorm WarningPUBEl Paso48 min
Jul 23, 7:12 PM MDTSevere Thunderstorm WarningPUBBent63 min
Jul 23, 7:18 PM MDTSevere Thunderstorm WarningPUBProwers47 min
Jul 23, 7:32 PM MDTTornado WarningPUBProwers33 min
Jul 23, 7:52 PM MDTSevere Thunderstorm WarningPUBCrowley, Otero48 min
Jul 23, 8:00 PM MDTSevere Thunderstorm WarningPUBBaca60 min
Jul 23, 8:14 PM MDTSevere Thunderstorm WarningPUBHuerfano36 min
Jul 24, 4:12 PM MDTSevere Thunderstorm WarningPUBHuerfano48 min
Jul 24, 4:25 PM MDTSevere Thunderstorm WarningPUBLas Animas45 min
Jul 24, 5:08 PM MDTSevere Thunderstorm WarningPUBLas Animas62 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.