Alert archive / Colorado / Severe Thunderstorm Warnings in 1996

Severe Thunderstorm Warning 176, NWS Pueblo, CO

July 30, 1996Baca County, Colorado

NWS Pueblo, CO issued this severe thunderstorm warning at Jul 30, 1996, 3:05 PM MDT for Baca County, Colorado. It was in force for 60 min. 1 report came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued: Jul 30, 1996, 3:05 PM MDT (21:05 UTC)
Expired: Jul 30, 1996, 4:05 PM MDT
In force: 60 min
Issued by: NWS Pueblo, CO
Area: Whole counties

County Baca County, CO

What was reported inside it

Time	Report	Where	Remark
Jul 30, 3:45 PM MDT	Hail 1	Pritchett, CO

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.

The nearest sounding before it

Dodge City, (KDDC), launched 12:00Z, 9.1 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 5 J/kg
Mixed-layer CIN: -143 J/kg
Mixed-layer LCL: 1327 m above ground
0-6 km bulk shear: 16 kt
0-1 km storm-relative helicity: -36 m²/s²
0-3 km storm-relative helicity: 16 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 302106
SVRPUB
COC009-302205-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PUEBLO CO
305 PM MDT TUE JUL 30 1996

* SEVERE THUNDERSTORM WARNING FOR
  BACA COUNTY      IN SOUTHEAST COLORADO

* UNTIL 405 PM MDT
 
* SOME LOCATIONS AFFECTED
    OPEN COUNTRY NORTH OF PRITCHETT THROUGH 330 MDT
    IN THE VICINITY OF PRITCHETT BY 330 PM MDT

* AT 306 PM MDT RADAR SHOWED A SEVERE STORM 8 MILES NORTH-NORTHWEST OF
  PRITCHETT MOVING SOUTH AT 15 MPH.

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

A FOLLOW UP STATEMENT WITH MORE DETAILS 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, Jul 30, 11:52 AM MDT, 3 hours 13 minutes before

COZ060>081-310600-

SIGNIFICANT WEATHER OUTLOOK FOR SOUTH CENTRAL AND SOUTHEAST
COLORADO
NATIONAL WEATHER SERVICE PUEBLO CO
1150 AM MDT TUE JUL 30 1996

THIS OUTLOOK PERTAINS TO THE FOLLOWING COLORADO COUNTIES:

ALAMOSA      BACA        BENT          CHAFFEE        CONEJOS
COSTILLA     CROWLEY     CUSTER        EL PASO        FREMONT
HUERFANO     KIOWA       LAS ANIMAS    MINERAL        OTERO
PROWERS      PUEBLO      RIO GRANDE    SAGUACHE       TELLER

...SEVERE THUNDERSTORMS POSSIBLE THIS AFTERNOON AND EARLY EVENING
ACROSS THE SOUTHEAST PLAINS AND SOUTHERN FOOTHILLS...

ABUNDANT LOW LEVEL MOISTURE REMAINS IN PLACE OVER SOUTHERN
COLORADO TODAY.  AN APPROACHING UPPER WEATHER DISTURBANCE...MOIST
UPSLOPE SOUTHEAST WINDS...DAYTIME HEATING AND MODERATE
INSTABILITY WILL HELP PRODUCE SCATTERED THUNDERSTORMS THAT FIRST
DEVELOP IN THE EARLY AFTERNOON.  A FEW OF THE THUNDERSTORMS TODAY
MAY BECOME SEVERE...CAPABLE OF PRODUCING THREE-QUARTER INCH OR
LARGER DIAMETER HAIL AND/OR WIND GUSTS IN EXCESS OF 60 MPH.
MOVEMENT OF THESE THUNDERSTORMS ARE FORECAST TO BE TO THE
SOUTHEAST.

BECAUSE THUNDERSTORMS ARE EXPECTED TO BE SLOW MOVING...LOCALLY
HEAVY RAIN WILL OCCUR WITH THE STRONGEST STORMS.  RAINFALL RATES
OF ONE INCH PER HOUR ARE QUITE LIKELY...PRODUCING LOCALIZED
FLOODING IN SOME AREAS.

SPOTTER ACTIVATION IN THE COLORADO SPRINGS AND PUEBLO AREAS MAY
BE REQUIRED TODAY.  YOUR NATIONAL WEATHER SERVICE WOULD
APPRECIATE ANY SIGNIFICANT WEATHER REPORTS CONCERNING
THUNDERSTORMS.  RELAY THESE REPORTS TO YOUR LOCAL LAW ENFORCEMENT
AGENCY OR CALL THE NATIONAL WEATHER SERVICE DIRECTLY.

Special weather statement, Jul 30, 2:51 PM MDT, 14 minutes before

COZ081-302155-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
250 PM MDT TUE JUL 30 1996

...STRONG THUNDERSTORMS MOVING INTO BACA COUNTY...

STRONG THUNDERSTORMS WILL MOVE ACROSS NORTHERN BACA COUNTY THROUGH 345
PM MDT.  AT 250 PM MDT PUEBLO DOPPLER RADAR INDICATED STRONG
THUNDERSTORMS 15 MILES NORTHWEST AND 2 MILES SOUTHWEST OF SPRINGFIELD.
THESE THUNDERSTORMS WERE MOVING TO THE SOUTH AT 10 MPH.

THESE THUNDERSTORMS CAN BRING DEADLY LIGHTNING...AND SOME WILL
PRODUCE 1/2 INCH DIAMETER OR SMALLER HAIL...GUSTY WINDS AROUND 50
MPH AND VERY HEAVY RAINFALL.

JK

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 29, 6:05 PM MDT	Severe Thunderstorm Warning	PUB	Bent	60 min
Jul 29, 6:18 PM MDT	Severe Thunderstorm Warning	PUB	Baca	62 min
Jul 29, 6:57 PM MDT	Severe Thunderstorm Warning	PUB	Baca	63 min
Jul 30, 1:47 PM MDT	Flash Flood Warning	PUB	Prowers	3 hr
Jul 30, 2:06 PM MDT	Tornado Warning	PUB	Bent	49 min
Jul 30, 5:52 PM MDT	Tornado Warning	PUB	Kiowa	63 min

Nearby

Severe Thunderstorm Warnings in Colorado, 1996 Every 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.