Alert archive / Texas / Severe Thunderstorm Watches in 1997
Severe Thunderstorm Watch 39
The Storm Prediction Center issued this severe thunderstorm watch at Jan 27, 1997, 4:00 PM CST for 34 counties in Texas. It was in force for 6 hr.
The area
The outline as issued.
The facts
- Issued
- Jan 27, 1997, 4:00 PM CST (22:00 UTC)
- Expired
- Jan 27, 1997, 10:00 PM CST
- In force
- 6 hr
- Issued by
- the Storm Prediction Center
All 34 counties
Angelina County, TX, Aransas County, TX, Austin County, TX, Brazoria County, TX, Brazos County, TX, Burleson County, TX, Calhoun County, TX, Chambers County, TX, Cherokee County, TX, Colorado County, TX, Fayette County, TX, Fort Bend County, TX, Grimes County, TX, Harris County, TX, Houston County, TX, Jackson County, TX, Lavaca County, TX, Lee County, TX, Leon County, TX, Liberty County, TX, Madison County, TX, Matagorda County, TX, Montgomery County, TX, Nacogdoches County, TX, Polk County, TX, Refugio County, TX, Rusk County, TX, San Jacinto County, TX, Trinity County, TX, Victoria County, TX, Walker County, TX, Waller County, TX, Washington County, TX, Wharton County, TX
The radar
The Houston radar (KHGX), 125 km from the middle of the area, began a volume at 22:01 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.
Warnings issued inside it
18 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jan 27, 4:10 PM CST | Tornado Warning | HGX | Chambers, Liberty | 65 min |
| Jan 27, 4:25 PM CST | Severe Thunderstorm Warning | HGX | Fort Bend | 65 min |
| Jan 27, 4:43 PM CST | Tornado Warning | HGX | Brazoria, Fort Bend, Harris | 62 min |
| Jan 27, 4:52 PM CST | Severe Thunderstorm Warning | HGX | Harris | 68 min |
| Jan 27, 4:58 PM CST | Severe Thunderstorm Warning | HGX | Trinity | 62 min |
| Jan 27, 5:02 PM CST | Severe Thunderstorm Warning | HGX | Polk | 88 min |
| Jan 27, 5:15 PM CST | Severe Thunderstorm Warning | HGX | Chambers, Liberty | 60 min |
| Jan 27, 5:44 PM CST | Tornado Warning | HGX | Brazoria, Harris | 61 min |
| Jan 27, 5:45 PM CST | Severe Thunderstorm Warning | SHV | Angelina | 45 min |
| Jan 27, 6:20 PM CST | Flash Flood Warning | HGX | Brazoria, Chambers, Fort Bend, Harris, Liberty | 3 hr |
| Jan 27, 6:24 PM CST | Severe Thunderstorm Warning | HGX | Liberty | 51 min |
| Jan 27, 6:40 PM CST | Severe Thunderstorm Warning | HGX | Chambers, Harris | 65 min |
| Jan 27, 6:52 PM CST | Severe Thunderstorm Warning | HGX | Brazoria | 68 min |
| Jan 27, 7:14 PM CST | Tornado Warning | HGX | Chambers, Harris | 61 min |
| Jan 27, 7:36 PM CST | Severe Thunderstorm Warning | HGX | Chambers | 69 min |
| Jan 27, 8:30 PM CST | Severe Thunderstorm Warning | HGX | Polk | 60 min |
| Jan 27, 9:03 PM CST | Flash Flood Warning | HGX | Brazoria, Chambers, Fort Bend, Harris, Liberty | 3 hr |
| Jan 27, 9:53 PM CST | Severe Thunderstorm Warning | SHV | Angelina | 37 min |
The nearest sounding before it
Lake Charles Mun, LA (KLCH), launched 12:00Z, 10.0 hours before the alert went out and 285 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
- 531 J/kg
- Mixed-layer CIN
- -80 J/kg
- Mixed-layer LCL
- 480 m above ground
- 0-6 km bulk shear
- 19 kt
- 0-1 km storm-relative helicity
- 102 m²/s²
- 0-3 km storm-relative helicity
- 208 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
378 WWUS9 KMKC 272136 SEL9 MKC WW 272136 TXZ000-280400- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WATCH NUMBER 39 STORM PREDICTION CENTER NORMAN OK 336 PM CST MON JAN 27 1997 A...THE STORM PREDICTION CENTER HAS ISSUED A SEVERE THUNDERSTORM WATCH FOR PARTS OF SOUTHEASTERN TEXAS AND ADJACENT COASTAL WATERS EFFECTIVE THIS MONDAY AFTERNOON AND EVENING UNTIL 1000 PM CST. LARGE HAIL...DANGEROUS LIGHTNING AND DAMAGING THUNDERSTORM WINDS ARE POSSIBLE IN THESE AREAS. THE SEVERE THUNDERSTORM WATCH AREA IS ALONG AND 95 STATUTE MILES NORTH AND SOUTH OF A LINE FROM 25 MILES NORTHWEST OF VICTORIA TEXAS TO 25 MILES SOUTH SOUTHEAST OF LUFKIN TEXAS. REMEMBER...A SEVERE THUNDERSTORM WATCH MEANS CONDITIONS ARE FAVORABLE FOR SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH AREA. PERSONS IN THESE AREAS SHOULD BE ON THE LOOKOUT FOR THREATENING WEATHER CONDITIONS AND LISTEN FOR LATER STATEMENTS AND POSSIBLE WARNINGS. $$ C...A FEW SVR TSTMS WITH HAIL SFC AND ALF TO 1 3/4 INCHES. EXTRM TURBC AND SFC WIND GUSTS TO 70 KNOTS. A FEW CBS WITH MAX TOPS TO 450. MEAN WIND VECTOR 23035. D...THUNDERSTORMS INCREASING OVER WATCH AREA...AHEAD OF STRONG COLD FRONT ADVANCING FROM THE SOUTHEAST. AIR MASS MODERATELY UNSTABLE WITH 1000 TO 2000 J/KG CAPES. LOW WET BULB ZERO HEIGHTS AND WEAK TO MODERATE WIND SHEAR INDICATE POTENTIAL FOR MAINLY LARGE HAIL AND A FEW DAMAGING DOWNBURSTS. E...OTR TSTMS... CONT..WW 37..WW 38.. ...ROGASH
SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jan 27, 1:45 PM CST | Severe Thunderstorm Watch | SPC | Hardin, Jasper, Jefferson, Newton, Orange, Sabine and 1 more | 5 hr |
| Jan 27, 2:45 PM CST | Severe Thunderstorm Watch | SPC | Angelina, Bowie, Camp, Cass, Cherokee, Franklin and 15 more | 5 hr |
Nearby
Severe Thunderstorm Watches in Texas, 1997Every severe thunderstorm watch in 1997
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.