Alert archive / Texas / Severe Thunderstorm Warnings in 2002

Severe Thunderstorm Warning 258, NWS San Angelo, TX

September 18, 2002Haskell County, Jones County, Texas

NWS San Angelo, TX issued this severe thunderstorm warning at Sep 18, 2002, 10:33 PM CDT for Haskell County, Jones County, Texas. It was in force for 87 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: Sep 18, 2002, 10:33 PM CDT (03:33 UTC)
Expired: Sep 19, 2002, 12:00 AM CDT
In force: 87 min
Issued by: NWS San Angelo, TX
Area: Counties, with a storm outline in the text

Counties Haskell County, TX, Jones County, TX

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
Sep 18, 9:55 PM CDT	Severe Thunderstorm Watch	SPC	4 hr

The nearest sounding before it

Fort Worth, TX (KFWD), launched 00:00Z, 3.6 hours before the alert went out and 235 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: 1641 J/kg
Mixed-layer CIN: -91 J/kg
Mixed-layer LCL: 1653 m above ground
0-6 km bulk shear: 20 kt
0-1 km storm-relative helicity: 11 m²/s²
0-3 km storm-relative helicity: 68 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.3

Open this sounding in Storm Lab

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.

NWS San Angelo, TX wrote its last area forecast discussion before this severe thunderstorm warning went out at Sep 18, 8:51 PM CDT, 1 hour 42 minutes earlier.

Area forecast discussion, Sep 18, 8:51 PM CDT, 1 hour 42 minutes before

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In the hours before

Local storm report, Sep 18, 7:50 PM CDT, 2 hours 43 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE SAN ANGELO, TX
750 PM CDT WED SEP 18 2002

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

0710 PM    6E ANSON                  TX   WIND DAMAGE
09/18/02   JONES                          BARN DESTROYED
                                          VEHICLE WINDOWS
                                          BROKEN

Local storm report, Sep 18, 8:40 PM CDT, 1 hour 53 minutes before

PRELIMINARY LOCAL STORM REPORT...UPDATED
NATIONAL WEATHER SERVICE SAN ANGELO, TX
840 PM CDT WED SEP 18 2002

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

0710 PM    6E ANSON                  TX   WIND DAMAGE
09/18/02   JONES                          BARN DESTROYED
                                          VEHICLE WINDOWS
                                          BROKEN

0726 PM    5SW ABILENE               TX   WIND DAMAGE
09/18/02   TAYLOR                         POWER LINES DOWN

The office that day

Everything else NWS San Angelo, TX issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Sep 18, 10:08 PM CDT	Severe Thunderstorm Warning	SJT	Fisher	67 min
Sep 19, 1:13 AM CDT	Severe Thunderstorm Warning	SJT	Irion, Tom Green	62 min
Sep 19, 1:23 AM CDT	Severe Thunderstorm Warning	SJT	Crockett	52 min

Nearby

Severe Thunderstorm Warnings in Texas, 2002 Every severe thunderstorm warning in 2002

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.