Alert archive / Texas / Severe Thunderstorm Warnings in 1998
Severe Thunderstorm Warning 76, NWS Houston/Galveston, TX
NWS Houston/Galveston, TX issued this severe thunderstorm warning at Feb 26, 1998, 1:25 AM CST for Colorado 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
- Feb 26, 1998, 1:25 AM CST (07:25 UTC)
- Expired
- Feb 26, 1998, 2:25 AM CST
- In force
- 60 min
- Issued by
- NWS Houston/Galveston, TX
- Area
- Whole counties
County Colorado County, TX
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Feb 25, 9:30 PM CST | Tornado Watch | SPC | 6 hr |
The nearest sounding before it
Corpus Christi, TX (KCRP), launched 00:00Z, 7.4 hours before the alert went out and 225 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
- 1002 J/kg
- Mixed-layer CIN
- -324 J/kg
- Mixed-layer LCL
- 828 m above ground
- 0-6 km bulk shear
- 50 kt
- 0-1 km storm-relative helicity
- 37 m²/s²
- 0-3 km storm-relative helicity
- 70 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
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 Feb 25, 8:37 PM CST, 4 hours 48 minutes earlier.
Area forecast discussion, Feb 25, 8:37 PM CST, 4 hours 48 minutes before
<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>Service Notice</title>
<link rel="stylesheet" href="index.css">
</head>
<body>
<main class="wrap">
<section class="card" role="status" aria-live="polite">
<div class="status" id="status">Temporary Notice</div>
<h1 id="headline">This service is currently unavailable.</h1>
<p id="message1">
The site you requested is temporarily down for maintenance or an unexpected outage.
</p>
<p id="message2">
Please try again in a few minutes.
</p>
<p class="small" id="detail">
If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
</p>
</section>
</main>
<script src="index.js"></script>
</body>
</html>In the hours before
Special weather statement, Feb 25, 9:31 PM CST, 3 hours 54 minutes before
<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>Service Notice</title>
<link rel="stylesheet" href="index.css">
</head>
<body>
<main class="wrap">
<section class="card" role="status" aria-live="polite">
<div class="status" id="status">Temporary Notice</div>
<h1 id="headline">This service is currently unavailable.</h1>
<p id="message1">
The site you requested is temporarily down for maintenance or an unexpected outage.
</p>
<p id="message2">
Please try again in a few minutes.
</p>
<p class="small" id="detail">
If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
</p>
</section>
</main>
<script src="index.js"></script>
</body>
</html>Special weather statement, Feb 25, 9:31 PM CST, 3 hours 54 minutes before
<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>Service Notice</title>
<link rel="stylesheet" href="index.css">
</head>
<body>
<main class="wrap">
<section class="card" role="status" aria-live="polite">
<div class="status" id="status">Temporary Notice</div>
<h1 id="headline">This service is currently unavailable.</h1>
<p id="message1">
The site you requested is temporarily down for maintenance or an unexpected outage.
</p>
<p id="message2">
Please try again in a few minutes.
</p>
<p class="small" id="detail">
If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
</p>
</section>
</main>
<script src="index.js"></script>
</body>
</html>Special weather statement, Feb 25, 11:45 PM CST, 1 hour 40 minutes before
TXZ163-164-177>179-198>200-210>214-226-227-235>238-261130- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX 1145 PM CST WED FEB 25 1998 ...A SEVERE THUNDERSTORMS WATCH ISSUED FOR MUCH OF SOUTHEAST TEXAS... THE NATIONAL WEATHER SERVICE HAS ISSUED A TORNADO WATCH EFFECTIVE UNTIL 6 AM THU FEB 26 1998 FOR PEOPLE IN THE FOLLOWING COUNTIES... ...GRIMES...WASHINGTON...AUSTIN...COLORADO...WALLER...WHARTON ...JACKSON...MATAGORDA...BRAZORIA...FORT BEND...MADISON...HOUSTON... WALKER... MONTGOMERY...HARRIS...GALVESTON...CHAMBERS...LIBERTY... SAN JACINTO...POLK...TRINITY A DEEPENING LOW PRESSURE SYSTEM OVER THE SOUTHERN RIO GRANDE AND A DRY LINE OVER SOUTH CENTRAL TEXAS ARE MOVING EASTWARD INTO AN INCREASINGLY UNSTABLE AIR MASS. SEVERE THUNDERSTORMS ALREADY OCCURRING AND PRODUCING GOLF-BALL SIZED HAIL AND DAMAGING WINDS OVER 60 MPH EAST OF THE HILL COUNTRY WILL CONTINUE MOVING EASTWARD AND BECOME MORE NUMEROUS. THE MAJOR THREAT IS FOR HAIL ONE INCH IN DIAMETER AND DAMAGING WIND GUSTS TO 80S MPH...HOWEVER ISOLATED TORNADOES ARE POSSIBLE AS WELL. PERSONS IN THESE COUNTIES SHOULD STAY ALERT AND CLOSELY MONITOR THIS POTENTIALLY DANGEROUS DEVELOPING WEATHER SITUATION AND BE PREPARED TO MOVE TO A PLACE OF SAFETY SHOULD WARNINGS BE ISSUED. STAY TUNED TO NOAA WEATHER RADIO OR OTHER WEATHER NEWS SOURCES FOR UPDATES OR POSSIBLE WARNINGS.
Special weather statement, Feb 25, 11:45 PM CST, 1 hour 40 minutes before
TXZ163-164-177>179-198>200-210>214-226-227-235>238-261130- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX 1145 PM CST WED FEB 25 1998 ...A SEVERE THUNDERSTORMS WATCH ISSUED FOR MUCH OF SOUTHEAST TEXAS... THE NATIONAL WEATHER SERVICE HAS ISSUED A TORNADO WATCH EFFECTIVE UNTIL 6 AM THU FEB 26 1998 FOR PEOPLE IN THE FOLLOWING COUNTIES... ...GRIMES...WASHINGTON...AUSTIN...COLORADO...WALLER...WHARTON ...JACKSON...MATAGORDA...BRAZORIA...FORT BEND...MADISON...HOUSTON... WALKER... MONTGOMERY...HARRIS...GALVESTON...CHAMBERS...LIBERTY... SAN JACINTO...POLK...TRINITY A DEEPENING LOW PRESSURE SYSTEM OVER THE SOUTHERN RIO GRANDE AND A DRY LINE OVER SOUTH CENTRAL TEXAS ARE MOVING EASTWARD INTO AN INCREASINGLY UNSTABLE AIR MASS. SEVERE THUNDERSTORMS ALREADY OCCURRING AND PRODUCING GOLF-BALL SIZED HAIL AND DAMAGING WINDS OVER 60 MPH EAST OF THE HILL COUNTRY WILL CONTINUE MOVING EASTWARD AND BECOME MORE NUMEROUS. THE MAJOR THREAT IS FOR HAIL ONE INCH IN DIAMETER AND DAMAGING WIND GUSTS TO 80S MPH...HOWEVER ISOLATED TORNADOES ARE POSSIBLE AS WELL. PERSONS IN THESE COUNTIES SHOULD STAY ALERT AND CLOSELY MONITOR THIS POTENTIALLY DANGEROUS DEVELOPING WEATHER SITUATION AND BE PREPARED TO MOVE TO A PLACE OF SAFETY SHOULD WARNINGS BE ISSUED. STAY TUNED TO NOAA WEATHER RADIO OR OTHER WEATHER NEWS SOURCES FOR UPDATES OR POSSIBLE WARNINGS.
Special weather statement, Feb 26, 12:05 AM CST, 1 hour 20 minutes before
TXZ163-164-177>179-198>200-210>214-226-227-235>238-261130- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX 1205 AM CST THU FEB 26 1998 ...A SEVERE THUNDERSTORM WATCH ISSUED FOR MUCH OF SOUTHEAST TEXAS... THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM WATCH EFFECTIVE UNTIL 6 AM THU FEB 26 1998 FOR PEOPLE IN THE FOLLOWING COUNTIES... ...GRIMES...WASHINGTON...AUSTIN...COLORADO...WALLER...WHARTON ...JACKSON...MATAGORDA...BRAZORIA...FORT BEND...MADISON...HOUSTON... WALKER... MONTGOMERY...HARRIS...GALVESTON...CHAMBERS...LIBERTY... SAN JACINTO...POLK...TRINITY A DEEPENING LOW PRESSURE SYSTEM OVER THE SOUTHERN RIO GRANDE AND A DRY LINE OVER SOUTH CENTRAL TEXAS ARE MOVING EASTWARD INTO AN INCREASINGLY UNSTABLE AIR MASS. SEVERE THUNDERSTORMS ALREADY OCCURRING AND PRODUCING GOLF-BALL SIZED HAIL AND DAMAGING WINDS OVER 60 MPH EAST OF THE HILL COUNTRY WILL CONTINUE MOVING EASTWARD AND BECOME MORE NUMEROUS. THE MAJOR THREAT IS FOR HAIL ONE INCH IN DIAMETER AND DAMAGING WIND GUSTS TO 80S MPH...HOWEVER ISOLATED TORNADOES ARE POSSIBLE AS WELL. PERSONS IN THESE COUNTIES SHOULD STAY ALERT AND CLOSELY MONITOR THIS POTENTIALLY DANGEROUS DEVELOPING WEATHER SITUATION AND BE PREPARED TO MOVE TO A PLACE OF SAFETY SHOULD WARNINGS BE ISSUED. STAY TUNED TO NOAA WEATHER RADIO OR OTHER WEATHER NEWS SOURCES FOR UPDATES OR POSSIBLE WARNINGS.
Special weather statement, Feb 26, 12:05 AM CST, 1 hour 20 minutes before
TXZ163-164-177>179-198>200-210>214-226-227-235>238-261130- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX 1205 AM CST THU FEB 26 1998 ...A SEVERE THUNDERSTORM WATCH ISSUED FOR MUCH OF SOUTHEAST TEXAS... THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM WATCH EFFECTIVE UNTIL 6 AM THU FEB 26 1998 FOR PEOPLE IN THE FOLLOWING COUNTIES... ...GRIMES...WASHINGTON...AUSTIN...COLORADO...WALLER...WHARTON ...JACKSON...MATAGORDA...BRAZORIA...FORT BEND...MADISON...HOUSTON... WALKER... MONTGOMERY...HARRIS...GALVESTON...CHAMBERS...LIBERTY... SAN JACINTO...POLK...TRINITY A DEEPENING LOW PRESSURE SYSTEM OVER THE SOUTHERN RIO GRANDE AND A DRY LINE OVER SOUTH CENTRAL TEXAS ARE MOVING EASTWARD INTO AN INCREASINGLY UNSTABLE AIR MASS. SEVERE THUNDERSTORMS ALREADY OCCURRING AND PRODUCING GOLF-BALL SIZED HAIL AND DAMAGING WINDS OVER 60 MPH EAST OF THE HILL COUNTRY WILL CONTINUE MOVING EASTWARD AND BECOME MORE NUMEROUS. THE MAJOR THREAT IS FOR HAIL ONE INCH IN DIAMETER AND DAMAGING WIND GUSTS TO 80S MPH...HOWEVER ISOLATED TORNADOES ARE POSSIBLE AS WELL. PERSONS IN THESE COUNTIES SHOULD STAY ALERT AND CLOSELY MONITOR THIS POTENTIALLY DANGEROUS DEVELOPING WEATHER SITUATION AND BE PREPARED TO MOVE TO A PLACE OF SAFETY SHOULD WARNINGS BE ISSUED. STAY TUNED TO NOAA WEATHER RADIO OR OTHER WEATHER NEWS SOURCES FOR UPDATES OR POSSIBLE WARNINGS.
The office that day
Everything else NWS Houston/Galveston, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 25, 10:29 PM CST | Severe Thunderstorm Warning | HGX | Burleson | 61 min |
| Feb 25, 10:49 PM CST | Severe Thunderstorm Warning | HGX | Brazos | 61 min |
| Feb 25, 11:25 PM CST | Severe Thunderstorm Warning | HGX | Washington | 60 min |
| Feb 25, 11:38 PM CST | Severe Thunderstorm Warning | HGX | Grimes, Madison | 62 min |
| Feb 25, 11:43 PM CST | Severe Thunderstorm Warning | HGX | Houston | 62 min |
| Feb 26, 12:01 AM CST | Severe Thunderstorm Warning | HGX | Montgomery, Walker | 59 min |
| Feb 26, 12:25 AM CST | Severe Thunderstorm Warning | HGX | Waller | 65 min |
| Feb 26, 12:37 AM CST | Severe Thunderstorm Warning | HGX | San Jacinto, Trinity | 68 min |
| Feb 26, 1:26 AM CST | Severe Thunderstorm Warning | HGX | Polk | 64 min |
| Feb 26, 2:40 AM CST | Flash Flood Warning | HGX | Washington | 3 hr |
| Feb 26, 3:11 AM CST | Flash Flood Warning | HGX | Austin | 3 hr |
| Feb 26, 4:36 AM CST | Severe Thunderstorm Warning | HGX | Colorado, Wharton | 59 min |
| Feb 26, 4:39 AM CST | Severe Thunderstorm Warning | HGX | Jackson | 36 min |
| Feb 26, 4:43 AM CST | Flash Flood Warning | HGX | Montgomery | 112 min |
| Feb 26, 5:23 AM CST | Severe Thunderstorm Warning | HGX | Matagorda | 32 min |
| Feb 26, 5:46 AM CST | Severe Thunderstorm Warning | HGX | Brazoria | 29 min |
| Feb 26, 6:09 AM CST | Severe Thunderstorm Warning | HGX | Galveston | 46 min |
| Feb 26, 6:12 AM CST | Severe Thunderstorm Warning | HGX | Harris | 48 min |
| Feb 26, 6:21 AM CST | Severe Thunderstorm Warning | HGX | Chambers | 44 min |
Nearby
Severe Thunderstorm Warnings in Texas, 1998Every severe thunderstorm warning in 1998
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.