Alert archive / Texas / Severe Thunderstorm Warnings in 2002
Severe Thunderstorm Warning 259, NWS San Angelo, TX
NWS San Angelo, TX issued this severe thunderstorm warning at Sep 19, 2002, 1:13 AM CDT for Irion County, Tom Green County, Texas. It was in force for 62 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 19, 2002, 1:13 AM CDT (06:13 UTC)
- Expired
- Sep 19, 2002, 2:15 AM CDT
- In force
- 62 min
- Issued by
- NWS San Angelo, TX
- Area
- Counties, with a storm outline in the text
Counties Irion County, TX, Tom Green County, TX
Did it verify
Not verified. The Iowa Environmental Mesonet's Cow found no qualifying storm report inside this severe thunderstorm warning while it was in force. That is not proof nothing happened: reports are thin where few people live.
Cow counts a report within 15 km of the polygon while the warning was in force: a tornado for a tornado warning; hail of 1 inch or more, a gust of 58 mph or more or wind damage for a severe thunderstorm warning; a flash flood report for a flash flood warning.
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
Midland Regional, TX (KMAF), launched 00:00Z, 6.2 hours before the alert went out and 155 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.
- Mixed-layer CAPE
- 1068 J/kg
- Mixed-layer CIN
- -3 J/kg
- Mixed-layer LCL
- 2684 m above ground
- 0-6 km bulk shear
- 27 kt
- 0-1 km storm-relative helicity
- 3 m²/s²
- 0-3 km storm-relative helicity
- 52 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.8
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, 10:51 PM CDT, 2 hours 22 minutes earlier.
Area forecast discussion, Sep 18, 10:51 PM CDT, 2 hours 22 minutes before
WEST CENTRAL TEXAS FORECAST DISCUSSION...UPDATE NATIONAL WEATHER SERVICE SAN ANGELO TX 851 PM CDT WED SEP 18 2002 ZONE UPDATE JUST SENT FOR SEVERE THUNDERSTORM WATCH. LINE OF MARGINALLY SEVERE THUNDERSTORMS MOVING INTO NW PORTIONS OF THE FORECAST AREA. MAIN THREAT TO BE WIND. HAVE INCREASED POPS SLIGHTLY IN THE NORTHWEST...GIVEN LINEAR NATURE OF THE PRECIPITATION AND ADJUSTED WINDS THURSDAY. 14
In the hours before
Local storm report, Sep 18, 7:50 PM CDT, 5 hours 23 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
BROKENLocal storm report, Sep 18, 8:40 PM CDT, 4 hours 33 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 DOWNThe 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 18, 10:33 PM CDT | Severe Thunderstorm Warning | SJT | Haskell, Jones | 87 min |
| Sep 19, 1:23 AM CDT | Severe Thunderstorm Warning | SJT | Crockett | 52 min |
Nearby
Severe Thunderstorm Warnings in Texas, 2002Every 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.