Alert archive / Colorado / Severe Thunderstorm Warnings in 1996

Severe Thunderstorm Warning 89, NWS Pueblo, CO

July 12, 1996El Paso County, Colorado

NWS Pueblo, CO issued this severe thunderstorm warning at Jul 12, 1996, 2:29 PM MDT for El Paso County, Colorado. It was in force for 61 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 12, 1996, 2:29 PM MDT (20:29 UTC)
Expired
Jul 12, 1996, 3:30 PM MDT
In force
61 min
Issued by
NWS Pueblo, CO
Area
Whole counties

County El Paso County, CO

The radar

The Pueblo radar (KPUX), 51 km from the middle of the area, began a volume at 20:28 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

Fort Carson/Butt, CO (KFCS), launched 12:00Z, 8.5 hours before the alert went out and 23 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, Fort Carson/Butt, CO at 12:00Z on 1996-07-12Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 320 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Fort Carson/Butt, CO at 12:00Z on 1996-07-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 10 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
320 J/kg
Mixed-layer CIN
-123 J/kg
Mixed-layer LCL
949 m above ground
0-6 km bulk shear
22 kt
0-1 km storm-relative helicity
10 m²/s²
0-3 km storm-relative helicity
49 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 122029
SVRPUB
COC041-122130-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PUEBLO CO
229 PM MDT FRI JUL 12 1996

* SEVERE THUNDERSTORM WARNING FOR
  EL PASO COUNTY      IN EAST CENTRAL COLORADO

* UNTIL 330 PM MDT
 
* SOME LOCATIONS AFFECTED
    ACROSS COLORADO SPRINGS BETWEEN 230 AND 300 PM MDT
    IN THE VICINITY OF FOUNTAIN BY 245 PM MDT

* AT 225 PM MDT RADAR SHOWED A SEVERE STORM 5 MILES WEST OF COLORADO
  SPRINGS MOVING SOUTHEAST AT 20 MPH.

THIS EXTENDS THE SEVERE THUNDERSTORM WARNING ISSUED EARLIER FOR EL PASO
COUNTY.

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

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

KT

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 12, 11:41 AM MDT, 2 hours 48 minutes before
COZ060>081-130600-

SIGNIFICANT WEATHER OUTLOOK FOR SOUTH CENTRAL AND SOUTHEAST COLORADO
NATIONAL WEATHER SERVICE PUEBLO CO
1140 AM MDT FRI JUL 12 1996

THIS OUTLOOK PERTAINS TO THE FOLLOWING COLORADO C
Special weather statement, Jul 12, 12:31 PM MDT, 1 hour 58 minutes before
COZ074-075-077-121935-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
1232 PM MDT FRI JUL 12 1996

...STRONG THUNDERSTORM DEVELOPING JUST WEST OF TRINIDAD...

A STRONG THUNDERSTORM WILL MOVE ALONG HIGHWAY 160 WEST OF TRINIDAD
THROUGH 100 PM AND POSSIBLY AFFECT JANSEN...TRINIDAD AND STARKVILLE
BETWEEN 1245 AND 100 PM MDT.  THIS STORM MAY PRODUCE SOME VERY HEAVY
RAINFALL...SMALL HAIL...AND GUSTY WINDS.  STREAM BEDS...ROADWAYS...AND
L~OW LYING AREAS MAY QUICKLY FILL WITH WATER.

AT 1230 PM MDT PUEBLO DOPPLER RADAR SHOWED THIS STRONG THUNDERSTORM 4
MILES WEST OF TRINIDAD...MOVING EAST AT 15 MPH.

KT/SR
Special weather statement, Jul 12, 12:53 PM MDT, 1 hour 36 minutes before
COZ067-071-072-122000-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
1253 PM MDT FRI JUL 12 1996

...STRONG THUNDERSTORMS MOVING TOWARD COLORADO SPRINGS...

A STRONG THUNDERSTORM WILL MOVE TO THE PALMER LAKE AND MONUMENT AREA
BETWEEN 1 AND 130 PM MDT. HAIL UP TO 1/2 INCH IS POSSIBLE WITH THIS
STORM ALONG WITH HEAVY RAIN AS IT MOVES SOUTHEAST AT 25 MPH. WIND
GUSTS OF 40 TO 50 MPH ARE ALSO POSSIBLE.

THE STORM WILL CROSS I-25 NEAR THE AIR FORCE ACADEMY BY 110 PM MDT.

AT 1250 PM MDT NATIONAL WEATHER SERVICE RADAR SHOWED A STRONG
THUNDERSTORM 20 MILES NORTHWEST OF COLORADO SPRINGS. HAIL ONE HALF
INCH IN DIAMETER WAS REPORTED FROM THIS STORM.

FORTUNE

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 11, 8:20 PM MDTSevere Thunderstorm WarningPUBPueblo60 min
Jul 11, 9:17 PM MDTSevere Thunderstorm WarningPUBPueblo78 min
Jul 11, 10:10 PM MDTFlash Flood WarningPUBPueblo3 hr
Jul 11, 11:06 PM MDTSevere Thunderstorm WarningPUBPueblo49 min
Jul 12, 12:58 PM MDTSevere Thunderstorm WarningPUBTeller47 min
Jul 12, 1:11 PM MDTTornado WarningPUBTeller49 min
Jul 12, 1:30 PM MDTSevere Thunderstorm WarningPUBEl Paso60 min
Jul 12, 1:59 PM MDTSevere Thunderstorm WarningPUBTeller61 min
Jul 12, 3:19 PM MDTSevere Thunderstorm WarningPUBCuster, Fremont61 min
Jul 12, 3:27 PM MDTSevere Thunderstorm WarningPUBEl Paso, Pueblo58 min
Jul 12, 3:48 PM MDTSevere Thunderstorm WarningPUBCuster62 min
Jul 12, 4:07 PM MDTFlash Flood WarningPUBFremont118 min
Jul 12, 4:46 PM MDTSevere Thunderstorm WarningPUBOtero44 min
Jul 12, 4:52 PM MDTSevere Thunderstorm WarningPUBCrowley33 min
Jul 12, 5:22 PM MDTSevere Thunderstorm WarningPUBBent48 min
Jul 12, 5:33 PM MDTSevere Thunderstorm WarningPUBOtero47 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.