Alert archive / Texas / Severe Thunderstorm Warnings in 2015
Severe Thunderstorm Warning 143, NWS Houston/Galveston, TX
NWS Houston/Galveston, TX issued this severe thunderstorm warning at Nov 17, 2015, 3:39 AM CST for Burleson County, Washington County, Texas. It was in force for 36 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 17, 2015, 3:39 AM CST (09:39 UTC)
- Expired
- Nov 17, 2015, 4:15 AM CST
- In force
- 36 min
- Issued by
- NWS Houston/Galveston, TX
- Area
- Storm-based polygon
- Tornado
- Possible
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties Burleson County, TX, Washington County, TX
The radar
The Ft Hood radar (KGRK), 93 km from the middle of the area, began a volume at 09:41 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
Fort Worth, TX (KFWD), launched 00:00Z, 9.7 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
- 683 J/kg
- Mixed-layer CIN
- -156 J/kg
- Mixed-layer LCL
- 712 m above ground
- 0-6 km bulk shear
- 53 kt
- 0-1 km storm-relative helicity
- 444 m²/s²
- 0-3 km storm-relative helicity
- 505 m²/s²
- Significant tornado parameter
- 0.6
- Supercell composite
- 4.2
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 16, 11:34 PM CST, 4 hours 5 minutes earlier.
Area forecast discussion, Nov 16, 11:34 PM CST, 4 hours 5 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>Hazardous weather outlook, Nov 16, 4:59 PM CST, 10 hours 40 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX 459 PM CST MON NOV 16 2015 GMZ330-335-350-355-370-375-TXZ163-164-176>179-195>200-210>214-226- 227-235>238-171300- AUSTIN-BRAZORIA-BRAZOS-BURLESON-CHAMBERS-COLORADO-FORT BEND- GALVESTON-GALVESTON BAY-GRIMES-HARRIS-HOUSTON-JACKSON-LIBERTY- MADISON-MATAGORDA-MATAGORDA BAY-MONTGOMERY-POLK-SAN JACINTO- TRINITY-WALKER-WALLER-WASHINGTON- WATERS FROM FREEPORT TO THE MATAGORDA SHIP CHANNEL 20 NM TO 60 NM- WATERS FROM FREEPORT TO THE MATAGORDA SHIP CHANNEL OUT 20 NM- WATERS FROM HIGH ISLAND TO FREEPORT 20 TO 60 NM- WATERS FROM HIGH ISLAND TO FREEPORT OUT 20 NM-WHARTON- 459 PM CST MON NOV 16 2015 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTHEAST TEXAS. .DAY ONE...TONIGHT A POTENT STORM SYSTEM WILL BEGIN TO AFFECT SOUTHEAST TEXAS LATE TONIGHT WITH INCREASING SHOWER AND THUNDERSTORM COVERAGE. THERE IS A SLIGHT RISK FOR SEVERE THUNDERSTORMS WITH ISOLATED TORNADOES AND STRONG DAMAGING WINDS THE PRIMARY SEVERE WEATHER THREAT. A LONG FETCH OF SWELLS AND STRONG ONSHORE WINDS WILL LIKELY LEAD TO MINOR TIDAL FLOODING AROUND THE TIMES OF HIGH TIDE...MAINLY ALONG FLOOD PRONE COASTAL AREAS SUCH AS THE INTERSECTION OF HIGHWAYS 87 AND 124. .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY ON TUESDAY...A POTENT STORM SYSTEM WILL MOVE ACROSS SOUTHEAST TEXAS. THERE IS A SLIGHT RISK FOR SEVERE THUNDERSTORMS WITH ISOLATED TORNADOES AND STRONG DAMAGING WINDS THE PRIMARY SEVERE WEATHER THREAT. RAINFALL TOTALS ARE EXPECTED TO AVERAGE 1 TO 2 INCHES WITH ISOLATED AMOUNTS OF 2 TO 4 INCHES POSSIBLE. MINOR FLOODING OF URBAN AREAS AND SUSCEPTIBLE ROADWAYS IS POSSIBLE. A LONG FETCH OF SWELLS AND STRONG ONSHORE WINDS WILL LIKELY LEAD TO MINOR TIDAL FLOODING AROUND THE TIMES OF HIGH TIDE...MAINLY ALONG FLOOD PRONE COASTAL AREAS SUCH AS THE INTERSECTION OF HIGHWAYS 87 AND 124. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION MAY BE NEEDED AFTER MIDNIGHT TONIGHT.
In the hours before
Special weather statement, Nov 17, 2:55 AM CST, 44 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
255 AM CST TUE NOV 17 2015
TXZ195>197-170945-
BURLESON TX-WASHINGTON TX-BRAZOS TX-
255 AM CST TUE NOV 17 2015
...SIGNIFICANT WEATHER ADVISORY FOR SOUTHERN BRAZOS...BURLESON AND
WESTERN WASHINGTON COUNTIES UNTIL 345 AM CST...
AT 255 AM CST...DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM NEAR
ROUND TOP...OR 13 MILES SOUTHEAST OF GIDDINGS...MOVING NORTHEAST AT
45 MPH.
WINDS IN EXCESS OF 40 MPH WILL BE POSSIBLE WITH THIS STORM.
LOCATIONS IMPACTED INCLUDE...
SOMERVILLE...SNOOK...BURTON...MILLICAN...LAKE SOMERVILLE DAM...
QUARRY...LYONS...INDEPENDENCE AND WELLBORN.
LAT...LON 3020 9674 3024 9673 3025 9669 3030 9664
3030 9667 3032 9669 3032 9674 3034 9676
3065 9662 3048 9615 3005 9662 3008 9663
3011 9663 3013 9665 3015 9665 3016 9669
3015 9671 3014 9677 3016 9679
TIME...MOT...LOC 0855Z 219DEG 41KT 3010 9673The office that day
Everything else NWS Houston/Galveston, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Nov 17, 2:55 AM CST | Special Weather Statement | HGX | Burleson | 50 min |
| Nov 17, 4:06 AM CST | Tornado Warning | HGX | Brazos, Burleson, Grimes, Washington | 24 min |
| Nov 17, 4:14 AM CST | Tornado Warning | HGX | Brazos, Burleson, Grimes, Washington | 46 min |
| Nov 17, 4:16 AM CST | Tornado Warning | HGX | Brazos, Burleson, Grimes, Washington | 44 min |
| Nov 17, 4:51 AM CST | Special Weather Statement | HGX | Houston, Trinity, Walker | 54 min |
| Nov 17, 4:55 AM CST | Severe Thunderstorm Warning | HGX | Brazos, Grimes, Madison, Walker | 17 min |
| Nov 17, 5:20 AM CST | Special Weather Statement | HGX | Brazos, Burleson, Washington | 55 min |
| Nov 17, 5:45 AM CST | Special Weather Statement | HGX | Houston | 45 min |
| Nov 17, 6:04 AM CST | Special Weather Statement | HGX | Austin, Colorado | 56 min |
| Nov 17, 6:18 AM CST | Special Weather Statement | HGX | Polk, San Jacinto | 57 min |
| Nov 17, 6:24 AM CST | Areal Flood Advisory | HGX | Austin, Colorado, Washington | 3 hr |
| Nov 17, 6:36 AM CST | Special Weather Statement | HGX | Brazos, Burleson | 54 min |
| Nov 17, 7:10 AM CST | Special Weather Statement | HGX | Trinity | 35 min |
| Nov 17, 7:11 AM CST | Special Weather Statement | HGX | Grimes | 34 min |
| Nov 17, 7:14 AM CST | Special Weather Statement | HGX | Grimes | 31 min |
| Nov 17, 7:35 AM CST | Tornado Warning | HGX | Grimes, Montgomery, Walker | 25 min |
| Nov 17, 7:57 AM CST | Special Weather Statement | HGX | Trinity | 63 min |
| Nov 17, 8:04 AM CST | Severe Thunderstorm Warning | HGX | Houston, San Jacinto, Trinity, Walker | 41 min |
| Nov 17, 8:10 AM CST | Special Weather Statement | HGX | Walker | 50 min |
| Nov 17, 8:20 AM CST | Wind Advisory | HGX | Brazoria, Chambers, Fort Bend, Galveston, Harris, Jackson and 3 more | 5 hr |
| Nov 17, 8:50 AM CST | Special Weather Statement | HGX | Trinity | 40 min |
| Nov 17, 8:57 AM CST | Severe Thunderstorm Warning | HGX | Houston, Polk, San Jacinto, Trinity, Walker | 48 min |
| Nov 17, 9:04 AM CST | Areal Flood Advisory | HGX | Houston, San Jacinto, Trinity, Walker | 3 hr |
| Nov 17, 10:19 AM CST | Areal Flood Advisory | HGX | Grimes, Montgomery, Trinity, Walker, Waller, Washington | 3 hr |
| Nov 17, 11:00 AM CST | Special Weather Statement | HGX | Harris | 45 min |
| Nov 17, 11:30 AM CST | Special Marine Warning | HGX | 90 min | |
| Nov 17, 11:50 AM CST | Special Weather Statement | HGX | Brazoria, Chambers, Matagorda | 70 min |
| Nov 17, 1:00 PM CST | Special Weather Statement | HGX | Galveston | 30 min |
| Nov 17, 1:07 PM CST | Special Marine Warning | HGX | 113 min |
Nearby
Severe Thunderstorm Warnings in Texas, 2015Every severe thunderstorm warning in 2015
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.