Alert archive / Texas / Tornado Warnings in 2000

Tornado Warning 14, NWS Austin/San Antonio, TX

March 16, 2000Williamson County, Texas

NWS Austin/San Antonio, TX issued this tornado warning at Mar 16, 2000, 4:08 PM CST for Williamson County, Texas. It was in force for 37 min. 5 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: Mar 16, 2000, 4:08 PM CST (22:08 UTC)
Expired: Mar 16, 2000, 4:45 PM CST
In force: 37 min
Issued by: NWS Austin/San Antonio, TX
Area: Whole counties

County Williamson County, TX

What was reported inside it

Time	Report	Where	Remark
Mar 16, 4:08 PM CST	Tornado F0	Leander, TX
Mar 16, 4:12 PM CST	Tornado F2	Leander, TX
Mar 16, 4:20 PM CST	Tornado F0	Georgetown, TX	A small and short-lived tornado was observed by an Amateur Radio spotter.
Mar 16, 4:30 PM CST	Hail 1.75	Cedar Park, TX
Mar 16, 4:40 PM CST	Hail 1.75	Georgetown, 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
Mar 16, 2:45 PM CST	Severe Thunderstorm Watch	SPC	6 hr

The nearest sounding before it

Fort Worth, TX (KFWD), launched 12:00Z, 10.1 hours before the alert went out and 245 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: 20 J/kg
Mixed-layer CIN: -219 J/kg
Mixed-layer LCL: 587 m above ground
0-6 km bulk shear: 29 kt
0-1 km storm-relative helicity: 40 m²/s²
0-3 km storm-relative helicity: 38 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 
WFUS54 KEWX 162209
TORSAT
TXC491-162245-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
408 PM CST THU MAR 16 2000

THE NATIONAL WEATHER SERVICE IN AUSTIN/SAN ANTONIO HAS ISSUED A

* TORNADO WARNING FOR THE FOLLOWING COUNTIES IN TEXAS...
  WILLIAMSON COUNTY

* UNTIL 445 PM CST

* AT 408 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  THUNDERSTORM WITH A POSSIBLE TORNADO NEAR LEANDER...OR ABOUT 5
  MILES NORTHWEST OF CEDAR PARK...MOVING EAST NORTHEAST AT 20 MPH.

* THE TORNADO IS EXPECTED TO BE NEAR...
  GEORGETOWN DAM AROUND 425 PM CST
  GEORGETOWN AROUND 430 PM CST
  WEIR AROUND 440 PM CST

IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A
SUBSTANTIAL SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE
NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.
STAY ALERT TO THE POSSIBILITY OF FLASH FLOODING.

.END/

The office that day

Everything else NWS Austin/San Antonio, TX issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Mar 16, 3:25 PM CST	Severe Thunderstorm Warning	EWX	Burnet	65 min
Mar 16, 3:45 PM CST	Severe Thunderstorm Warning	EWX	Williamson	60 min
Mar 16, 4:43 PM CST	Tornado Warning	EWX	Travis, Williamson	32 min
Mar 16, 4:47 PM CST	Severe Thunderstorm Warning	EWX	Comal	43 min
Mar 16, 4:59 PM CST	Severe Thunderstorm Warning	EWX	Bexar	61 min
Mar 16, 5:08 PM CST	Severe Thunderstorm Warning	EWX	Hays	52 min
Mar 16, 5:18 PM CST	Severe Thunderstorm Warning	EWX	Travis, Williamson	27 min
Mar 16, 5:28 PM CST	Severe Thunderstorm Warning	EWX	Comal	62 min
Mar 16, 5:42 PM CST	Severe Thunderstorm Warning	EWX	Bastrop	63 min

Nearby

Tornado Warnings in Texas, 2000 Every tornado warning in 2000 Tornadoes 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.