Alert archive / Texas / Severe Thunderstorm Warnings in 2001
Severe Thunderstorm Warning 49, NWS Houston/Galveston, TX
NWS Houston/Galveston, TX issued this severe thunderstorm warning at Apr 16, 2001, 5:15 PM CDT for Brazoria County, Fort Bend County, Texas. It was in force for 60 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
- Apr 16, 2001, 5:15 PM CDT (22:15 UTC)
- Expired
- Apr 16, 2001, 6:15 PM CDT
- In force
- 60 min
- Issued by
- NWS Houston/Galveston, TX
- Area
- Whole counties
Counties Brazoria County, TX, Fort Bend County, TX
The radar
The Houston radar (KHGX), 53 km from the middle of the area, began a volume at 22:16 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
Corpus Christi, TX (KCRP), launched 12:00Z, 10.3 hours before the alert went out and 247 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
- 728 J/kg
- Mixed-layer CIN
- -99 J/kg
- Mixed-layer LCL
- 727 m above ground
- 0-6 km bulk shear
- 32 kt
- 0-1 km storm-relative helicity
- -59 m²/s²
- 0-3 km storm-relative helicity
- -19 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -1.1
The text
As transmitted, in the capitals the NWS used until 2016.
000 WUUS54 KHGX 162218 SVRHOU TXC039-157-162315- BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX 515 PM CDT MON APR 16 2001 THE NATIONAL WEATHER SERVICE IN HOUSTON/GALVESTON TX HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... BRAZORIA COUNTY IN SOUTHEAST TEXAS EXTREME SOUTHERN FORT BEND COUNTY IN SOUTHEAST TEXAS * UNTIL 615 PM CDT * AT 511 PM CDT...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM 7 MILES WEST OF ROSHARON...MOVING SOUTHEAST AT 20 MPH. * LOCATIONS IN THE PATH OF THE SEVERE THUNDERSTORM INCLUDE... ROSHARON BONNEY HOLIDAY LAKES BAILEY'S PRAIRIE...DANBURY ANGLETON BRAZORIA THIS STORM HAS A LONG HISTORY OF GOLFBALL TO NEARLY BASEBALL SIZED HAIL. THIS STORM WILL CONTINUE TO PRODUCE LARGE DAMAGING HAIL...RESULTING IN EXTENSIVE PROPERTY DAMAGE OR SERIOUS INJURY. AVOID WINDOWS AND TAKE COVER NOW ! STRONG WINDS MAY KNOCK DOWN TREES AND POWER LINES OR DAMAGE BUILDINGS. TAKE COVER NOW! PLEASE REPORT SEVERE WEATHER TO THE COUNTY SHERIFF...LOCAL POLICE... OR DEPARTMENT OF PUBLIC SAFETY. THEY WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE. LAT...LONP 2949 9552 2938 9569 2891 9557 2913 9519
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 Houston/Galveston, TX wrote its last area forecast discussion before this severe thunderstorm warning went out at Apr 16, 2:25 PM CDT, 2 hours 50 minutes earlier.
Area forecast discussion, Apr 16, 2:25 PM CDT, 2 hours 50 minutes before
SOUTHEAST TEXAS FORECAST DISCUSSION NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX 225 PM CDT MON APR 16 2001 QUICK DISCUSSION THIS AFTERNOON DUE TO SEVERE STORMS. VERY SHORT TERM...SEE THE 940 AM DISCUSSION IT'S HAPPENING NOW. QUARTER TO GOLFBALL-SIZE HAIL REPORTED IN WINNIE BETWEEN 205 AND 220 PM. LATER TONIGHT AND TUE...PREFER AND AVN/ETA BLEND...THEN THE ETA OUT TO 60 HR AS THE AVN OVERPLAYS THE SECONDARY SHORTWAVE IN THE NW FLOW ON WED. FWC/MAV TEMPS SEEMS A BIT TOO WARM FROM TUE AFT-THU AM. GRUMM/HART ANOMALIES ARE AROUND 2 STD BELOW THE MEAN...WHICH SHOULD GENERATE HIGHS IN THE MID TO UPPER 60S AND LOWS IN THE LOWER 40S INLAND. EXTENDED...THE MRF IS MOSTLQY ON TRACK...NO POPS WED-SAT...SLIGHT CHANCE SUN/MON. .HGX...NONE. 31/47/DO PRELIMS... CLL CB 055/066 044/068 050 530 IAH CB 057/068 045/068 050 530 GLS CB 066/070 055/067 058 530
In the hours before
Local storm report, Apr 16, 4:43 PM CDT, 32 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
443 PM CDT MON APR 16 2001
TIME(CDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0205 PM WINNIE TX 1 INCH HAIL
04/16/01 CHAMBERS REPORTED BY KFDM TV
METEOROLOGIST.
0220 PM WINNIE TX 1.75 INCH HAIL
04/16/01 CHAMBERS REPORTED BY KFDM TV
METEOROLOGIST.
0305 PM TOMBALL TX .88 INCH HAIL
04/16/01 HARRIS REPORTED BY HAM RADIO
OPERATOR.
0309 PM HUNTERS CREEK VILLAGE TX 1.5 INCH HAIL
04/16/01 HARRIS REPORTED BY HOUSTON
EMERGENCY MANAGEMENT.
0320 PM HUNTERS CREEK VILLAGE TX 60 MPH TSTM GUST
04/16/01 HARRIS REPORTED BY HOUSTON
EMERGENCY MANAGEMENT.
0330 PM 7 SW HOUSTON TX .88 INCH HAIL
04/16/01 HARRIS MEMORIAL AREA. REPORTED
BY HAM RADIO OPERATOR.
0330 PM 10 SW HOUSTON TX .75 INCH HAIL
04/16/01 HARRIS WESTBURY AREA
0405 PM FRESNO TX TORNADO
04/16/01 FORT BEND *** 1 INJ ***
POSSIBLE TORNADO.
NUMEROUS TREES AND
POWER LINES DOWN. AT
LEAST 1 PERSON INJURED.
REPORTED BY EMERGENCY
MANAGEMENT.
0405 PM FRESNO TX 2.75 INCH HAIL
04/16/01 FORT BEND REPORTED BY EMERGENCY
MANAGEMENT.
0430 PM 2 S SUGARLAND TX .75 INCH HAIL
04/16/01 FORT BEND REPORTED BY EMERGENCY
MANAGEMENT.Local storm report, Apr 16, 4:55 PM CDT, 20 minutes before
PRELIMINARY LOCAL STORM REPORT...COR (NO TORNADO/INJURY IN FRESNO)
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
455 PM CDT MON APR 16 2001
TIME(CDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0205 PM WINNIE TX 1 INCH HAIL
04/16/01 CHAMBERS REPORTED BY KFDM TV
METEOROLOGIST.
0220 PM WINNIE TX 1.75 INCH HAIL
04/16/01 CHAMBERS REPORTED BY KFDM TV
METEOROLOGIST.
0305 PM TOMBALL TX .88 INCH HAIL
04/16/01 HARRIS REPORTED BY HAM RADIO
OPERATOR.
0309 PM HUNTERS CREEK VILLAGE TX 1.5 INCH HAIL
04/16/01 HARRIS REPORTED BY HOUSTON
EMERGENCY MANAGEMENT.
0320 PM HUNTERS CREEK VILLAGE TX 60 MPH TSTM GUST
04/16/01 HARRIS REPORTED BY HOUSTON
EMERGENCY MANAGEMENT.
0330 PM 7 SW HOUSTON TX .88 INCH HAIL
04/16/01 HARRIS MEMORIAL AREA. REPORTED
BY HAM RADIO OPERATOR.
0330 PM 10 SW HOUSTON TX .75 INCH HAIL
04/16/01 HARRIS WESTBURY AREA
0405 PM FRESNO TX 2.75 INCH HAIL 04/16/01
FORT BEND REPORTED BY EMERGENCY
MANAGEMENT.
0430 PM ? 2 S SUGARLAND TX .75 INCH HAIL 04/16/01
FORT BEND REPORTED BY EMERGENCY
MANAGEMENT.The office that day
Everything else NWS Houston/Galveston, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 15, 7:19 PM CDT | Severe Thunderstorm Warning | HGX | Brazos, Grimes | 26 min |
| Apr 15, 8:07 PM CDT | Severe Thunderstorm Warning | HGX | Grimes, Montgomery | 38 min |
| Apr 15, 8:35 PM CDT | Severe Thunderstorm Warning | HGX | Burleson, Washington | 55 min |
| Apr 15, 8:47 PM CDT | Severe Thunderstorm Warning | HGX | Montgomery | 43 min |
| Apr 15, 9:24 PM CDT | Severe Thunderstorm Warning | HGX | Harris | 36 min |
| Apr 15, 9:29 PM CDT | Severe Thunderstorm Warning | HGX | Austin, Washington | 46 min |
| Apr 16, 1:55 PM CDT | Severe Thunderstorm Warning | HGX | Chambers | 50 min |
| Apr 16, 2:45 PM CDT | Severe Thunderstorm Warning | HGX | Chambers | 60 min |
| Apr 16, 2:51 PM CDT | Severe Thunderstorm Warning | HGX | Harris | 54 min |
| Apr 16, 3:33 PM CDT | Severe Thunderstorm Warning | HGX | Grimes, Washington | 27 min |
| Apr 16, 3:39 PM CDT | Severe Thunderstorm Warning | HGX | Brazoria, Fort Bend, Harris | 51 min |
| Apr 16, 3:49 PM CDT | Severe Thunderstorm Warning | HGX | Waller | 56 min |
| Apr 16, 3:49 PM CDT | Tornado Warning | HGX | Brazoria, Fort Bend | 26 min |
| Apr 16, 4:00 PM CDT | Severe Thunderstorm Warning | HGX | Grimes, Washington | 30 min |
| Apr 16, 4:31 PM CDT | Severe Thunderstorm Warning | HGX | Brazoria, Fort Bend | 44 min |
| Apr 16, 4:42 PM CDT | Severe Thunderstorm Warning | HGX | Harris, Waller | 63 min |
| Apr 16, 6:57 PM CDT | Severe Thunderstorm Warning | HGX | Polk | 33 min |
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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.