Alert archive / Colorado / Severe Thunderstorm Warnings in 1996

Severe Thunderstorm Warning 247, NWS Pueblo, CO

September 17, 1996Prowers County, Colorado

NWS Pueblo, CO issued this severe thunderstorm warning at Sep 17, 1996, 10:06 PM MDT for Prowers County, Colorado. It was in force for 64 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
Sep 17, 1996, 10:06 PM MDT (04:06 UTC)
Expired
Sep 17, 1996, 11:10 PM MDT
In force
64 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 04:06 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.

What was reported inside it

TimeReportWhereRemark
Sep 17, 10:35 PM MDTHail 0.88Granada, 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 00:00Z, 4.1 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 1996-09-18Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 62 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 1996-09-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 212 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
62 J/kg
Mixed-layer CIN
-381 J/kg
Mixed-layer LCL
630 m above ground
0-6 km bulk shear
42 kt
0-1 km storm-relative helicity
212 m²/s²
0-3 km storm-relative helicity
266 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 180408
SVRPUB
COC099-180510-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PUEBLO CO
1006 PM MDT TUE SEP 17 1996

* SEVERE THUNDERSTORM WARNING FOR
  PROWERS COUNTY      IN SOUTHEAST COLORADO

* UNTIL 1110 PM MDT
 
* SOME LOCATIONS AFFECTED
    BRISTOL BY 1020 PM
    GRANADA BY 1020 PM
    HARTMAN BY 1035 PM
    HOLLY BY 1040 PM

* AT 1005 PM RADAR SHOWED A LINE OF SEVERE STORMS FROM 10 MILES
NORTHEAST OF LAMAR TO0 15 MILES SOUTHWEST OF LAMAR MOVING NORTHEAST AT
25 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 PUEBLOJ.

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

Local storm report, Sep 17, 4:55 PM MDT, 5 hours 11 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE PUEBLO, CO
455 PM MDT TUE SEP 17 1996

TIME(MDT)  ...CITY LOCATION...     STATE  ...EVENT/REMARKS...
           ..COUNTY LOCATION..

0316 PM    2 NE COLORADO SPRINGS     CO   1 INCH HAIL
09/17/96   EL PASO

0334 PM    PEYTON                    CO   0.75 INCH HAIL
09/17/96   EL PASO

TLM
Special weather statement, Sep 17, 5:13 PM MDT, 4 hours 53 minutes before
COZ071-072-180015-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
511 PM MDT TUE SEP 17 1996

...A STRONG THUNDERSTORM IN CENTRAL EL PASO COUNTY...

A STRONG THUNDERSTORM WILL MOVE THROUGH THE FALCON AREA THROUGH 530
PM AND WILL MOVE INTO THE PEYTON AREA BY 515 PM. AT 508 PM MDT THIS
WAS 1 MILE EAST OF FALCON AND WAS MOVING NORTHEAST AT 20 MPH. THIS
STORM WILL PRODUCE HEAVY RAIN AND HAIL UP TO 1/2 INCH IN DIAMETER.

CASEY
Special weather statement, Sep 17, 5:43 PM MDT, 4 hours 23 minutes before
COZ071-072-180030-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
541 PM MDT TUE SEP 17 1996

...STRONG THUNDERSTORMS IN EL PASO COUNTY...

STRONG THUNDERSTORMS WILL MOVE THROUGH WESTERN AND NORTHEAST EL PASO
COUNTY.  ONE STRONG STORM WILL MOVE OVER THE NORTHERN PORTION OF FORT
CARSON THROUGH 550 PM...AND WILL THEN MOVE NORTHEAST TOWARD THE
COLORADO SPRINGS AIRPORT.  ANOTHER STRONG STORM WILL MOVE THROUGH
OPEN COUNTRY NORTH OF PEYT6ON THROUGH 6 PM.

AT 540 PM A LINE OF THUNDERSTORMS EXTENDED FROM MONUMENT HILL
SOUTHWARD TO 9 MILES WEST OF FOUNTAIN. THESE STORMS WILL PRODUCE VERY
HEAVY RAIN AND SMALL HAIL.

DC/PE
Special weather statement, Sep 17, 10:03 PM MDT, 3 minutes before
COZ078-080-081-180505-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
1001 PM MDT TUE SEP 17 1996

...SEVERE THUNDERSTORM WATCH IN EFFECT UNTIL 400 AM MDT...

...A LINE OF STRONG THUNDERSTORMS DEVELOPING OVER SOUTHEAST COLORADO...

A DEVELOPING LINE OF STRONG THUNDERSTORMS WILL MOVE THROUGH EASTERN
KIOWA...PROWERS AND BACA COUNTIES THROUGH 1100 PM MDT.  AT 1000 PM MDT
RADAR INDICATED A LINE OF STRONG THUNDERSTORMS FROM THE VICINITY OF
TOWNER IN EASTERN KIOWA COUNTY TO 5 MILES EAST OF LAMAR IN PROWERS
COUNTY TO THE VICINITY OF PRITCHETT IN BACA COUNTY.  THESE
THUNDERSTORMS WERE MOVING TO THE NORTHEAST AT 25 MPH.

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

STAY TUNED FOR THE LATEST INFORMATION CONCERNING THIS WEATHER SITUATION.

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 17, 10:10 PM MDTSevere Thunderstorm WarningPUBKiowa60 min
Sep 17, 10:26 PM MDTSevere Thunderstorm WarningPUBBaca54 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.