Alert archive / Texas / Severe Thunderstorm Warnings in 2000

Severe Thunderstorm Warning 376, NWS Fort Worth, TX

September 1, 2000Henderson County, Texas

NWS Fort Worth, TX issued this severe thunderstorm warning at Sep 1, 2000, 3:45 PM CDT for Henderson County, Texas. It was in force for 45 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline the Iowa Environmental Mesonet reconstructed for it; the warning itself named whole counties.

The facts

Issued: Sep 1, 2000, 3:45 PM CDT (20:45 UTC)
Expired: Sep 1, 2000, 4:30 PM CDT
In force: 45 min
Issued by: NWS Fort Worth, TX
Area: Whole counties; the outline is the Mesonet’s reconstruction

County Henderson County, TX

The radar

The Dallas/Ft Worth radar (KFWS), 133 km from the middle of the area, began a volume at 20:45 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.

The nearest sounding before it

Fort Worth, TX (KFWD), launched 12:00Z, 8.8 hours before the alert went out and 141 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: 28 J/kg
Mixed-layer CIN: -295 J/kg
Mixed-layer LCL: 3019 m above ground
0-6 km bulk shear: 2 kt
0-1 km storm-relative helicity: -16 m²/s²
0-3 km storm-relative helicity: -2 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 
WUUS54 KFWD 012046
SVRFTW
TXC213-012130-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE FORT WORTH TX
345 PM CDT FRI SEP 1 2000

THE NATIONAL WEATHER SERVICE IN FORT WORTH HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  HENDERSON COUNTY IN NORTHEAST TEXAS

* UNTIL 430 PM CDT

* AT 345 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR DETECTED A
  SEVERE THUNDERSTORM 12 MILES NORTHWEST OF ATHENS...OR ABOUT 8 MILES
  EAST OF GUN BARREL CITY. LITTLE MOVEMENT WAS INDICATED.

STRONG AND DAMAGING WINDS IN EXCESS OF 55 MPH ARE LIKELY FROM THIS
STORM. TAKE COVER IN A STURDY STRUCTURE UNTIL THE STORM PASSES.

LAT...LON 3235 9603 3230 9602 3217 9585 3236 9569

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 Sep 1, 3:00 PM CDT, 45 minutes earlier.

Area forecast discussion, Sep 1, 3:00 PM CDT, 45 minutes before

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE FORT WORTH TX
300 PM CDT FRI SEP 1 2000

ISOLATED TO WIDELY SCATTERED THUNDERSTORMS WILL CONTINUE THROUGH THE
EVENING HOURS THEN DISSIPATE AFTER SUNSET.  WILL SEE ISOLATED
TO WIDELY SCATTERED THUNDERSTORMS ACROSS EASTERN AREAS AGAIN
SATURDAY.  WITH VERY WARM LAYER OF AIR UP TO 600 MB...AND UPPER LEVEL
RIDGE PARKED OVER NORTH TEXAS...AFTERNOON TEMPERATURES WILL CONTINUE
AT OR ABOVE RECORD nLEVELS THROUGH SUNDAY. LOOKS LIKE CONTINUED HOT
AND DRY THROUGH THE EXTENDED PERIOD.

DFW 82/108/81/108 0000
ACT 78/106/78/106 0000

.FTW...HEAT ADVISORY THROUGH SUNDAY FOR ALL OF NORTH CENTRAL TEXAS.

59

In the hours before

Local storm report, Sep 1, 3:26 PM CDT, 19 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE FORT WORTH TX
326 PM CDT FRI SEP 1 2000

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

0310 PM    MILLER GROVE              TX   WIND DAMAGE
09/01/00   HOPKINS                        HOPKINS COUNTY
                                          SHERIFFS DEPARTMENT
                                          REPORTS THUNDERSTORM
                                          WINDS BLEW DOWN TREES
                                          ONTO CARS IN MILLER
                                          GROVE

Special weather statement, Sep 1, 3:30 PM CDT, 15 minutes before

TXZ091>095-100>107-115>123-129>135-141>148-156>162-174-175-020500-

HAZARDOUS WEATHER OUTLOOK FOR NORTH TEXAS
NATIONAL WEATHER SERVICE FORT WORTH TX
330 PM CDT FRI SEP 1 2000

...HEAT...
THE HEAT ADVISORY HAS BEEN EXTENDED THROUGH SUNDAY.  AFTERNOON
HIGHS SATURDAY AND SUNDAY WILL BE BETWEEN 105 AND 110 DEGREES.
LOWS TONIGHT WILL BRIEFLY DROP INTO THE 70S RURAL AREAS AND LOW
80S URBAN AREAS...PROVIDING LITTLE RELIEF FROM THE HEAT OF THE
AFTERNOON.

...FIRE DANGER...
WITH THE HOT AND EXTREMELY DRY WEATHER EXPECTED TO CONTINUE THROUGH
WEEKEND...THE FIRE DANGER OVER NORTHERN TEXAS WILL REMAIN
EXTREMELY HIGH.  EVERYONE IS ENCOURAGED TO USE EXTREME CAUTION WHEN
PARTICIPATING IN ANY ACTIVITY OUTDOORS THAT COULD RESULT IN STARTING
A FIRE.

...THUNDERSTORMS...
ISOLATED TO WIDELY SCATTERED THUNDERSTORMS WILL CONTINUE THROUGH
SUNSET THEN DISSIPATE.  DANGEROUS CLOUD TO GROUND LIGHTNING AND
WIND GUSTS TO 50 MILES AN HOUR WILL BE POSSIBLE IN THESE STORMS.

59

The office that day

Everything else NWS Fort Worth, TX issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Sep 1, 2:45 PM CDT	Severe Thunderstorm Warning	FWD	Hopkins	45 min
Sep 1, 5:35 PM CDT	Severe Thunderstorm Warning	FWD	Limestone	40 min
Sep 1, 6:25 PM CDT	Severe Thunderstorm Warning	FWD	Leon, Robertson	35 min

Nearby

Severe Thunderstorm Warnings in Texas, 2000 Every severe thunderstorm warning in 2000

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; radar from the NEXRAD Level II archive.