Alert archive / Texas / Severe Thunderstorm Warnings in 1999

Severe Thunderstorm Warning 239, NWS Fort Worth, TX

May 25, 1999Palo Pinto County, Texas

NWS Fort Worth, TX issued this severe thunderstorm warning at May 25, 1999, 8:38 PM CDT for Palo Pinto County, Texas. It was in force for 52 min. 2 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: May 25, 1999, 8:38 PM CDT (01:38 UTC)
Expired: May 25, 1999, 9:30 PM CDT
In force: 52 min
Issued by: NWS Fort Worth, TX
Area: Whole counties; the outline is the Mesonet’s reconstruction

County Palo Pinto County, TX

What was reported inside it

Time	Report	Where	Remark
May 25, 9:00 PM CDT	Hail 1.75	Strawn, TX
May 25, 9:08 PM CDT	Hail 2.75	Strawn, 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 watch it was issued in

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

Issued	Product	Office	Lasted
May 25, 5:45 PM CDT	Severe Thunderstorm Watch	SPC	5 hr

The nearest sounding before it

Fort Worth, TX (KFWD), launched 00:00Z, 1.6 hours before the alert went out and 96 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: 1344 J/kg
Mixed-layer CIN: -54 J/kg
Mixed-layer LCL: 1377 m above ground
0-6 km bulk shear: 28 kt
0-1 km storm-relative helicity: -56 m²/s²
0-3 km storm-relative helicity: 49 m²/s²
Significant tornado parameter: 0.1
Supercell composite: 0.6

Open this sounding in Storm Lab

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.

In the hours before

Local storm report, May 25, 6:23 PM CDT, 2 hours 15 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE FORT WORTH TX
623 PM CDT TUE MAY 25 1999

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

0555 PM    HALTOM CITY               TX   .88 INCH HAIL
05/25/99   TARRANT                        NICKEL HAIL REPORTED BY
                                          SPOTTER

0555 PM    MALAKOFF                  TX   1.75 INCH HAIL
05/25/99   HENDERSON                      GOLFBALL HAIL REPORTED BY
                                          P.D.

Local storm report, May 25, 7:43 PM CDT, 55 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE FORT WORTH TX
743 PM CDT TUE MAY 25 1999

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

0704 PM    SACHSE                    TX   1 INCH HAIL
05/25/99   DALLAS

0718 PM    WYLIE                     TX   1 INCH HAIL
05/25/99   COLLIN

Local storm report, May 25, 7:43 PM CDT, 55 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE FORT WORTH TX
743 PM CDT TUE MAY 25 1999

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

0704 PM    SACHSE                    TX   1 INCH HAIL
05/25/99   DALLAS

0718 PM    WYLIE                     TX   1 INCH HAIL
05/25/99   COLLIN

The office that day

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

Issued	Product	Office	Counties	Lasted
May 25, 7:05 PM CDT	Severe Thunderstorm Warning	FWD	Collin	55 min
May 25, 7:48 PM CDT	Severe Thunderstorm Warning	FWD	Henderson	42 min
May 25, 7:52 PM CDT	Severe Thunderstorm Warning	FWD	Stephens	53 min
May 25, 7:54 PM CDT	Severe Thunderstorm Warning	FWD	Van Zandt	51 min
May 25, 8:21 PM CDT	Severe Thunderstorm Warning	FWD	Rains	39 min
May 25, 8:45 PM CDT	Flash Flood Warning	FWD	Van Zandt	2 hr
May 25, 9:06 PM CDT	Severe Thunderstorm Warning	FWD	Hopkins	39 min
May 25, 9:09 PM CDT	Severe Thunderstorm Warning	FWD	Erath	66 min
May 25, 9:16 PM CDT	Severe Thunderstorm Warning	FWD	Van Zandt	59 min
May 25, 9:49 PM CDT	Severe Thunderstorm Warning	FWD	Dallas	41 min
May 25, 10:07 PM CDT	Severe Thunderstorm Warning	FWD	Kaufman, Rockwall	53 min
May 25, 10:18 PM CDT	Severe Thunderstorm Warning	FWD	Henderson	42 min
May 25, 10:26 PM CDT	Severe Thunderstorm Warning	FWD	Van Zandt	64 min
May 25, 10:35 PM CDT	Flash Flood Warning	FWD	Van Zandt	3 hr
May 25, 11:17 PM CDT	Flash Flood Warning	FWD	Dallas, Kaufman, Rockwall	3 hr
May 26, 2:00 AM CDT	Flash Flood Warning	FWD	Henderson	2 hr
May 26, 3:20 AM CDT	Severe Thunderstorm Warning	FWD	Stephens	40 min
May 26, 3:24 AM CDT	Severe Thunderstorm Warning	FWD	Young	66 min
May 26, 3:38 AM CDT	Severe Thunderstorm Warning	FWD	Palo Pinto	67 min
May 26, 3:57 AM CDT	Severe Thunderstorm Warning	FWD	Jack	63 min
May 26, 4:32 AM CDT	Severe Thunderstorm Warning	FWD	Parker, Wise	43 min
May 26, 4:40 AM CDT	Severe Thunderstorm Warning	FWD	Palo Pinto	50 min
May 26, 5:09 AM CDT	Severe Thunderstorm Warning	FWD	Tarrant	61 min
May 26, 5:20 AM CDT	Severe Thunderstorm Warning	FWD	Parker	30 min
May 26, 5:43 AM CDT	Flash Flood Warning	FWD	Dallas, Tarrant	2 hr

Nearby

Severe Thunderstorm Warnings in Texas, 1999 Every severe thunderstorm warning in 1999

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.