Alert archive / Texas / Severe Thunderstorm Warnings in 2001
Severe Thunderstorm Warning 203, NWS Fort Worth, TX
NWS Fort Worth, TX issued this severe thunderstorm warning at Aug 18, 2001, 5:34 PM CDT for Lamar County, Texas. It was in force for 56 min. 6 reports 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
- Aug 18, 2001, 5:34 PM CDT (22:34 UTC)
- Expired
- Aug 18, 2001, 6:30 PM CDT
- In force
- 56 min
- Issued by
- NWS Fort Worth, TX
- Area
- Whole counties; the outline is the Mesonet’s reconstruction
County Lamar County, TX
The radar
The Dallas/Ft Worth radar (KFWS), 202 km from the middle of the area, began a volume at 22:34 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
| Time | Report | Where | Remark |
|---|---|---|---|
| Aug 18, 5:45 PM CDT | Hail 0.75 | Paris, TX | |
| Aug 18, 5:54 PM CDT | Hail 1 | Paris, TX | Occurred in Reno. |
| Aug 18, 5:55 PM CDT | Thunderstorm Wind | Rockford, TX | A barn was blown into a road near Rockford. |
| Aug 18, 6:05 PM CDT | Hail 1 | Paris, TX | Occurred in Reno. |
| Aug 18, 6:15 PM CDT | Thunderstorm Wind 50 M | Paris, TX | Measured at the ASOS site in Paris. |
| Aug 18, 6:15 PM CDT | Hail 1 | Paris, TX |
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
Fort Worth, TX (KFWD), launched 12:00Z, 10.6 hours before the alert went out and 185 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
- 2614 J/kg
- Mixed-layer CIN
- -98 J/kg
- Mixed-layer LCL
- 1016 m above ground
- 0-6 km bulk shear
- 15 kt
- 0-1 km storm-relative helicity
- 50 m²/s²
- 0-3 km storm-relative helicity
- 115 m²/s²
- Significant tornado parameter
- 0.6
- Supercell composite
- 1.7
The text
The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.
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 Fort Worth, TX wrote its last area forecast discussion before this severe thunderstorm warning went out at Aug 18, 5:33 PM CDT, 1 minute earlier.
Area forecast discussion, Aug 18, 5:33 PM CDT, 1 minute before
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</html>In the hours before
Special weather statement, Aug 18, 11:58 AM CDT, 5 hours 36 minutes before
TXZ091>095-100>107-115>123-129>135-141>148-156>162-174-175-182100- HAZARDOUS WEATHER OUTLOOK FOR NORTH TEXAS NATIONAL WEATHER SERVICE FORT WORTH TX 1158 AM CDT SAT AUG 18 2001 SCATTERED SHOWERS AND THUNDERSTORMS ARE EXPECTED ACROSS NORTH TEXAS THIS AFTERNOON AND TONIGHT. THUNDERSTORMS WILL BE MOST NUMEROUS ALONG AND SOUTH OF A HAMILTON...HILLSBORO...TO CANTON LINE. CLOUD TO GROUND LIGHTNING AND BRIEF HEAVY RAIN WILL BE POSSIBLE WITH ANY THUNDERSTORMS THAT FORM.
Special weather statement, Aug 18, 4:05 PM CDT, 1 hour 29 minutes before
TXZ091>095-100>107-115>123-129>135-141>148-156>162-174-175-190200- HAZARDOUS WEATHER OUTLOOK FOR NORTH TEXAS NATIONAL WEATHER SERVICE FORT WORTH TX 405 PM CDT SAT AUG 18 2001 SCATTERED SHOWERS AND THUNDERSTORMS ARE EXPECTED ACROSS NORTH TEXAS TONIGHT. THUNDERSTORMS WILL BE MOST NUMEROUS ALONG AND SOUTH OF A GLEN ROSE...WAXAHACHIE...TO EMORY LINE. WIDESPREAD SEVERE THUNDERSTORMS ARE NOT EXPECTED TONIGHT DUE TO WEAK LOW LEVEL FORCING. HOWEVER...THE ATMOSPHERE WILL REMAIN QUITE UNSTABLE AND A FEW STORMS COULD BECOME SEVERE. THE MAIN THREAT FROM THESE STORMS WILL BE FROM LARGE HAIL AND DAMAGING DOWNBURST WINDS.
Local storm report, Aug 18, 4:57 PM CDT, 37 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE FORT WORTH TX
457 PM CDT SAT AUG 18 2001
TIME(CDT) .....CITY LOCATION.....STATE ...EVENT/REMARKS...
...COUNTY LOCATION....
0329 PM KEMP TX 0.75 INCH HAIL
08/18/01 KAUFMAN DIME SIZED HAIL IN KEMP.
REPORTED BY SHERIFFS
OFFICE.The office that day
Everything else NWS Fort Worth, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 18, 3:14 PM CDT | Severe Thunderstorm Warning | FWD | Kaufman, Van Zandt | 61 min |
| Aug 18, 3:35 PM CDT | Severe Thunderstorm Warning | FWD | Henderson | 55 min |
| Aug 18, 5:24 PM CDT | Flash Flood Warning | FWD | Kaufman | 2 hr |
Nearby
Severe Thunderstorm Warnings in Texas, 2001Every severe thunderstorm warning in 2001
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.