Alert archive / Texas / Severe Thunderstorm Warnings in 2001

Severe Thunderstorm Warning 157, NWS Houston/Galveston, TX

November 28, 2001Houston County, Madison County, Texas

NWS Houston/Galveston, TX issued this severe thunderstorm warning at Nov 28, 2001, 2:31 AM CST for Houston County, Madison County, Texas. It was in force for 44 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
Nov 28, 2001, 2:31 AM CST (08:31 UTC)
Expired
Nov 28, 2001, 3:15 AM CST
In force
44 min
Issued by
NWS Houston/Galveston, TX
Area
Whole counties; the outline is the Mesonet’s reconstruction

Counties Houston County, TX, Madison County, TX

The nearest sounding before it

Fort Worth, TX (KFWD), launched 00:00Z, 8.5 hours before the alert went out and 242 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-pSkew-T log-p diagram, Fort Worth, TX at 00:00Z on 2001-11-28Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Fort Worth, TX at 00:00Z on 2001-11-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 154 square meters per square second.1939587897117Sfc1 km3 km6 km9 kmRMLM
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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1014 m above ground
0-6 km bulk shear
66 kt
0-1 km storm-relative helicity
154 m²/s²
0-3 km storm-relative helicity
623 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

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.

NWS Houston/Galveston, TX wrote its last area forecast discussion before this severe thunderstorm warning went out at Nov 27, 8:20 PM CST, 6 hours 11 minutes earlier.

Area forecast discussion, Nov 27, 8:20 PM CST, 6 hours 11 minutes before
SOUTHEAST TEXAS FORECAST DISCUSSION...
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
820 PM CST TUE NOV 27 2001

ANOTHER BUSY NIGHT. SPC HAS ISSUED A TORNADO WATCH FOR THE COASTAL
COUNTIES OF SE TX. ALTHO HARRIS CNTY IS INCLUDED...THE THREAT IS
MAINLY FOR AREAS NEAR THE BAY. FRONT OFFSHORE IS EASING ITS WAY
BACK INLAND. DEW PTS IN GLS HAVE VARIED FROM 60 TO 67 IN THE LAST
FEW HOURS. AS S/WV ENERGY DIGS SE...EXPECT PRECIP TO BECOME MORE
WIDESPREAD. HAIL THREAT DOES EXIST FOR INLAND COUNTIES AND WILL KEEP
MENTION OF SEVERE. WILL TWEAK TEMPS BUT THE GENERAL THEME OF THE
PREVIOUS PACKAGE IS ON THE MARK.

.HGX...FLASH FLOOD WATCH TONIGHT EASTERN AND SOUTHERN PORTIONS OF
       SOUTHEAST TEXAS
      .HAZARDOUS WEATHER OUTLOOK FOR WEDNESDAY NIGHT AND
       THURSDAY MORNING FOR WESTERN AND NORTHERN COUNTIES
      .SCEC GALVESTON AND MATAGORDA BAYS
      .SCA GULF WATERS 00-60 NM OFFSHORE
      .TORNADO WATCH COASTAL COUNTIES THRU 07Z

43/41

PRELIMS...
CLL TR 042/042 033/047 031 899
IAH TR 046/048 035/049 032 899
GLS TR 057/054 039/050 038 899

The office that day

Everything else NWS Houston/Galveston, TX issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Nov 27, 6:37 PM CSTSpecial Marine WarningHGX2 hr
Nov 27, 6:37 PM CSTSpecial Marine WarningHGX2 hr
Nov 27, 8:20 PM CSTTornado WarningHGXChambers25 min
Nov 27, 9:00 PM CSTSpecial Marine WarningHGX2 hr
Nov 27, 9:00 PM CSTSpecial Marine WarningHGX2 hr
Nov 27, 9:00 PM CSTSpecial Marine WarningHGX2 hr
Nov 27, 10:55 PM CSTSpecial Marine WarningHGX2 hr
Nov 27, 10:55 PM CSTSpecial Marine WarningHGX2 hr
Nov 28, 12:55 AM CSTSpecial Marine WarningHGX2 hr
Nov 28, 12:55 AM CSTSpecial Marine WarningHGX2 hr
Nov 28, 2:28 AM CSTSevere Thunderstorm WarningHGXBrazos, Grimes47 min
Nov 28, 1:25 PM CSTSpecial Marine WarningHGX65 min
Nov 28, 1:25 PM CSTSpecial Marine WarningHGX65 min
Nov 28, 1:55 PM CSTSevere Thunderstorm WarningHGXChambers, Galveston60 min
Nov 28, 1:55 PM CSTSevere Thunderstorm WarningHGXLiberty60 min
Nov 28, 4:33 PM CSTSevere Thunderstorm WarningHGXGalveston27 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.