Alert archive / Texas / Tornado Warnings in 1995

Tornado Warning 39, NWS Houston/Galveston, TX

December 17, 1995Montgomery County, Texas

NWS Houston/Galveston, TX issued this tornado warning at Dec 17, 1995, 3:19 AM CST for Montgomery County, Texas. It was in force for 56 min.

The area

The counties it named.

The facts

Issued
Dec 17, 1995, 3:19 AM CST (09:19 UTC)
Expired
Dec 17, 1995, 4:15 AM CST
In force
56 min
Issued by
NWS Houston/Galveston, TX
Area
Whole counties

County Montgomery County, TX

The radar

The Houston radar (KHGX), 101 km from the middle of the area, began a volume at 09:18 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

Lake Charles Mun, LA (KLCH), launched 00:00Z, 9.3 hours before the alert went out and 222 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, Lake Charles Mun, LA at 00:00Z on 1995-12-17Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 654 joules per kilogram.LCLLFCEL10008507005003002001001 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, Lake Charles Mun, LA at 00:00Z on 1995-12-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 28 square meters per square second.19395878Sfc1 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
654 J/kg
Mixed-layer CIN
-4 J/kg
Mixed-layer LCL
659 m above ground
0-6 km bulk shear
20 kt
0-1 km storm-relative helicity
28 m²/s²
0-3 km storm-relative helicity
63 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 
TTAA00 KHOU 170918
TORHOU
TXC185-339-171015-
 
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE HOUSTON TX
319 AM CST SUN DEC 17 1995
 
THE NATIONAL WEATHER SERVICE IN HOUSTON HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL  415 AM CST
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN SOUTHEAST TEXAS
 
   ...GRIMES COUNTY...MONTGOMERY COUNTY
 
AT 318 AM...RADAR INDICATED A TORNADIC THUNDERSTORM 4 MILES NORTHWEST OF
MAGNOLIA. MOVEMENT WAS TO THE NORTHEAST AT 30 MPH. MONTGOMERY IS IN THE
PATH OF THIS STORM.
 
 
IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER IN A NEARBY
REINFORCED BUILDING. AS A LAST RESORT...SEEK SHELTER IN A
CULVERT...DITCH OR LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.
 
 


The office that day

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

IssuedProductOfficeCountiesLasted
Dec 17, 2:00 AM CSTSevere Thunderstorm WarningHGXBurleson60 min
Dec 17, 2:40 AM CSTSevere Thunderstorm WarningHGXMatagorda65 min
Dec 17, 3:06 AM CSTSevere Thunderstorm WarningHGXGrimes, Waller54 min
Dec 17, 3:19 AM CSTTornado WarningHGXGrimes39 min
Dec 17, 3:22 AM CSTSevere Thunderstorm WarningHGXWalker68 min
Dec 17, 4:23 AM CSTSevere Thunderstorm WarningHGXSan Jacinto52 min
Dec 17, 4:23 AM CSTSevere Thunderstorm WarningHGXMontgomery31 min
Dec 17, 5:16 AM CSTSevere Thunderstorm WarningHGXPolk59 min
Dec 17, 5:26 AM CSTSevere Thunderstorm WarningHGXSan Jacinto34 min
Dec 17, 5:33 AM CSTSevere Thunderstorm WarningHGXBrazoria, Matagorda57 min
Dec 17, 6:13 AM CSTFlash Flood WarningHGXBurleson3 hr
Dec 17, 6:54 AM CSTFlash Flood WarningHGXPolk, San Jacinto3 hr
Dec 17, 7:31 AM CSTSevere Thunderstorm WarningHGXMatagorda59 min
Dec 17, 7:39 AM CSTTornado WarningHGXMatagorda51 min
Dec 17, 7:44 AM CSTFlash Flood WarningHGXGrimes3 hr
Dec 17, 7:59 AM CSTFlash Flood WarningHGXMontgomery4 hr
Dec 17, 8:14 AM CSTTornado WarningHGXBrazoria, Matagorda61 min
Dec 17, 8:43 AM CSTFlash Flood WarningHGXHarris, Liberty2 hr
Dec 17, 8:43 AM CSTSevere Thunderstorm WarningHGXHarris, Liberty2 hr
Dec 17, 9:00 AM CSTFlash Flood WarningHGXGalveston2 hr
Dec 17, 9:00 AM CSTSevere Thunderstorm WarningHGXGalveston2 hr
Dec 17, 9:27 AM CSTTornado WarningHGXGalveston63 min
Dec 17, 9:47 AM CSTFlash Flood WarningHGXChambers118 min
Dec 17, 9:47 AM CSTSevere Thunderstorm WarningHGXChambers118 min
Dec 17, 10:02 AM CSTFlash Flood WarningHGXMatagorda118 min
Dec 17, 10:32 AM CSTTornado WarningHGXBrazoria, Matagorda58 min
Dec 17, 11:15 AM CSTFlash Flood WarningHGXBrazoria, Fort Bend4 hr
Dec 17, 11:15 AM CSTFlash Flood WarningHGXMatagorda4 hr
Dec 17, 11:23 AM CSTFlash Flood WarningHGXGalveston3 hr
Dec 17, 11:31 AM CSTTornado WarningHGXBrazoria48 min
Dec 17, 2:27 PM CSTFlash Flood WarningHGXGalveston3 hr
Dec 17, 3:20 PM CSTFlash Flood WarningHGXChambers2 hr
Dec 17, 3:20 PM CSTFlash Flood WarningHGXBrazoria2 hr
Dec 17, 5:01 PM CSTSevere Thunderstorm WarningHGXBrazoria59 min
Dec 17, 5:30 PM CSTFlash Flood WarningHGXBrazoria, Galveston3 hr
Dec 17, 5:30 PM CSTFlash Flood WarningHGXChambers3 hr
Dec 17, 5:44 PM CSTSevere Thunderstorm WarningHGXPolk61 min

Nearby

Tornado Warnings in Texas, 1995Every tornado warning in 1995Tornadoes in 1995

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.