Alert archive / Texas / Severe Thunderstorm Warnings in 1986

Severe Thunderstorm Warning 2, NWS Houston/Galveston, TX

February 5, 1986Harris County, Montgomery County, Texas

NWS Houston/Galveston, TX issued this severe thunderstorm warning at Feb 5, 1986, 4:21 PM CST for Harris County, Montgomery County, Texas. It was in force for 69 min. 4 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
Feb 5, 1986, 4:21 PM CST (22:21 UTC)
Expired
Feb 5, 1986, 5:30 PM CST
In force
69 min
Issued by
NWS Houston/Galveston, TX
Area
Whole counties

Counties Harris County, TX, Montgomery County, TX

The radar

The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.

What was reported inside it

TimeReportWhereRemark
Feb 5, 4:30 PM CSTTornado F1Montgomery, TX
Feb 5, 4:30 PM CSTTornado F3Harris, TX
Feb 5, 5:00 PM CSTHail 1Montgomery, TX
Feb 5, 5:30 PM CSTThunderstorm Wind 0Montgomery, 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. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.

The nearest sounding before it

Victoria Regiona, TX (KVCT), launched 12:00Z, 10.4 hours before the alert went out and 196 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, Victoria Regiona, TX at 12:00Z on 1986-02-05Temperature 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, Victoria Regiona, TX at 12:00Z on 1986-02-05The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 0 square meters per square second.1939Sfc1 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
1926 m above ground
0-6 km bulk shear
0 kt
0-1 km storm-relative helicity
0 m²/s²
0-3 km storm-relative helicity
0 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.

In the hours before

Local storm report, Feb 5, 2:54 PM CST, 1 hour 27 minutes before
ATTN SELS A HOU
STORM REPORT
NATIONAL WEATHER SERVICE HOUSTON TX
255 PM CST WED FEB 5 1986

245 PM 2/5/86  WHARTON AND COLORADO COUNTIES   ONE INCH HAIL
                                               REPORTED ALONG
                                               WHARTON AND
                                               COLORADO COUNTY
                                               LINE..JUST SOUTH
                                               OF THE TOWN OF
                                               GARWOOD..TEXAS.

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 5, 1:56 PM CSTSevere Thunderstorm WarningHGXColorado, Wharton64 min
Feb 5, 4:34 PM CSTTornado WarningHGXMontgomery56 min
Feb 5, 5:09 PM CSTSevere Thunderstorm WarningHGXLiberty, San Jacinto66 min
Feb 5, 5:40 PM CSTSevere Thunderstorm WarningHGXPolk65 min
Feb 5, 5:54 PM CSTSevere Thunderstorm WarningHGXFort Bend66 min

Nearby

Severe Thunderstorm Warnings in Texas, 1986Every severe thunderstorm warning in 1986

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.