Alert archive / Texas / Tornado Warnings in 2012
Tornado Warning 17, NWS Houston/Galveston, TX
NWS Houston/Galveston, TX issued this tornado warning at Jan 25, 2012, 8:52 AM CST for San Jacinto County, Walker County, Texas. It was in force for 23 min. 5 reports came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Jan 25, 2012, 8:52 AM CST (14:52 UTC)
- Expired
- Jan 25, 2012, 9:15 AM CST
- In force
- 23 min
- Issued by
- NWS Houston/Galveston, TX
- Area
- Storm-based polygon
Counties San Jacinto County, TX, Walker County, TX
The radar
The Houston radar (KHGX), 137 km from the middle of the area, began a volume at 14:52 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jan 25, 9:05 AM CST | TSTM WND DMG | Huntsville, TX | *** 1 INJ *** WIDESPREAD DAMAGE IN AND AROUND HUNTSVILLE FROM 900 TO 915 TIME FRAME. NUMEROUS TREES DOWN THROUGHOUT THE CITY. LIGHT POLE BLOWN DOWN ON NEW TRUCK. ROOF DAMAGE TO BANK IN MIDDLE OF HUNTSVILLE. STUDENT AT SAM HOUSTON STATE UNIVERSITY WAS INJURED B |
| Jan 25, 9:06 AM CST | TORNADO 0 | N Huntsville, TX | TORNADO TOUCHED DOWN IN HOME DEPOT PARKING LOT ON I-45 THEN CROSSED FREEWAY INTO DODGE DEALERSHIP AND THEN LIFTED BACK INTO CLOUDS NEAR MOTEL. DAMAGE TO A PORTABLE BUILDING IN THE HOME DEPOT LOT THEN ACROSS I-45 INTO DODGE DEALERSHIP DAMAGING A FEW AUTOMOBILES |
| Jan 25, 9:06 AM CST | TORNADO | N Huntsville, TX | EF0 TORNADO TOUCHED DOWN AT CAR DEALER SHIP LIFTING METAL AWNING IN THE AIR AND MOVING IT 100 YARDS AWAY ON TOP OF TWO CARS. MINOR DAMAGE TO THE 2 CARS. |
| Jan 25, 9:10 AM CST | TORNADO 0 | Huntsville, TX | A EF0 TORNADO BRIEFLY TOUCHED DOWN IN A RESIDENTIAL SECTION OF HUNTSVILLE ON ROUNDABOUT RD. CAUSING SIGINIFICANT TREE DAMAGE. ONE OF THE TREES DID FALL ON NEARBY HOUSE CAUSING SOME ROOF DAMAGE. TREES IN THE AREA WERE BLOWN DOWN IN DIFFERENT DIRECTIONS GIVING I |
| Jan 25, 9:10 AM CST | TORNADO | Huntsville, TX | A EF0 TORNADO BRIEFLY TOUCHED DOWN IN A RESIDENTIAL SECTION OF HUNTSVILLE CAUSING SIGINIFICANT TREE DAMAGE. ONE OF THE TREES DID FALL ON NEARBY HOUSE CAUSING SOME ROOF DAMAGE. TREES IN THE AREA WERE BLOWN DOWN IN DIFFERENT DIRECTIONS GIVING INDICATION OF A STR |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jan 25, 3:17 AM CST | Tornado Watch | SPC | 11 hr |
The nearest sounding before it
Lake Charles Mun, LA (KLCH), launched 12:00Z, 2.9 hours before the alert went out and 216 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
- 28 J/kg
- Mixed-layer CIN
- -201 J/kg
- Mixed-layer LCL
- 576 m above ground
- 0-6 km bulk shear
- 43 kt
- 0-1 km storm-relative helicity
- 241 m²/s²
- 0-3 km storm-relative helicity
- 341 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 2.6
The text
As transmitted, in the capitals the NWS used until 2016.
388
WFUS54 KHGX 251452
TORHGX
TXC407-471-251515-
/O.NEW.KHGX.TO.W.0017.120125T1452Z-120125T1515Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
852 AM CST WED JAN 25 2012
THE NATIONAL WEATHER SERVICE IN LEAGUE CITY HAS ISSUED A
* TORNADO WARNING FOR...
NORTHWESTERN SAN JACINTO COUNTY IN SOUTHEAST TEXAS...
SOUTHEASTERN WALKER COUNTY IN SOUTHEAST TEXAS...
* UNTIL 915 AM CST
* AT 846 AM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS TORNADO
WAS LOCATED NEAR NEW WAVERLY... MOVING EAST AT 30 MPH. A SECOND
RADAR INDICATED TORNADO WAS LOCATED 3 MILES WEST OF HUNTSVILLE
STATE PARK...MOVING EAST AT 30 MPH.
* LOCATIONS IN THE TORNADO WARNING INCLUDE BUT ARE NOT LIMITED TO
HUNTSVILLE STATE PARK...OAKHURST AND HUNTSVILLE.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
THE SAFEST PLACE TO BE DURING A TORNADO IS IN THE INTERIOR HALLWAY OR
A ROOM SUCH AS A CLOSET ON THE LOWEST LEVEL OF A STURDY BUILDING. USE
BLANKETS OR PILLOWS TO COVER YOUR BODY AND ALWAYS STAY AWAY FROM
WINDOWS.
IF YOU ARE INSIDE A MOBILE HOME OR VEHICLE...EVACUATE THEM
IMMEDIATELY AND SEEK SHELTER INSIDE A STURDY BUILDING. AS A LAST
RESORT...SEEK SHELTER IN A CULVERT...DITCH OR LOW SPOT AND COVER YOUR
HEAD WITH YOUR HANDS.
A TORNADO WATCH IS IN EFFECT UNTIL 1100 AM CST FOR THE WARNED AREA.
&&
PLEASE REPORT SEVERE WEATHER TO THE COUNTY SHERIFF...LOCAL POLICE...
OR DEPARTMENT OF PUBLIC SAFETY AND ASK THEM TO RELAY YOUR REPORT TO
THE NATIONAL WEATHER SERVICE.
LAT...LON 3083 9527 3066 9521 3051 9522 3051 9561
3072 9559
TIME...MOT...LOC 1452Z 248DEG 24KT 3056 9551
$$2 follow-up statements
759
WWUS54 KHGX 251505
SVSHGX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
905 AM CST WED JAN 25 2012
TXC407-471-251515-
/O.CON.KHGX.TO.W.0017.000000T0000Z-120125T1515Z/
SAN JACINTO TX-WALKER TX-
905 AM CST WED JAN 25 2012
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 915 AM CST FOR WALKER
AND SAN JACINTO COUNTIES...
AT 901 AM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A TORNADO. THIS TORNADO WAS LOCATED 8 MILES NORTH OF NEW
WAVERLY...OR 6 MILES SOUTHEAST OF HUNTSVILLE...MOVING NORTHEAST AT 25
MPH.
OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
OAKHURST
PRECAUTIONARY/PREPAREDNESS ACTIONS...
THE SAFEST PLACE TO BE DURING A TORNADO IS IN THE INTERIOR HALLWAY OR
A ROOM SUCH AS A CLOSET ON THE LOWEST LEVEL OF A STURDY BUILDING. USE
BLANKETS OR PILLOWS TO COVER YOUR BODY AND ALWAYS STAY AWAY FROM
WINDOWS.
IF YOU ARE INSIDE A MOBILE HOME OR VEHICLE...EVACUATE THEM
IMMEDIATELY AND SEEK SHELTER INSIDE A STURDY BUILDING. AS A LAST
RESORT...SEEK SHELTER IN A CULVERT...DITCH OR LOW SPOT AND COVER YOUR
HEAD WITH YOUR HANDS.
&&
A TORNADO WATCH IS IN EFFECT UNTIL 1100 AM CST.
PLEASE REPORT SEVERE WEATHER TO THE COUNTY SHERIFF...LOCAL POLICE...
OR DEPARTMENT OF PUBLIC SAFETY AND ASK THEM TO RELAY YOUR REPORT TO
THE NATIONAL WEATHER SERVICE.
LAT...LON 3052 9548 3074 9552 3083 9527 3066 9521
3051 9522
TIME...MOT...LOC 1505Z 245DEG 23KT 3067 9545
$$947
WWUS54 KHGX 251515
SVSHGX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
915 AM CST WED JAN 25 2012
TXC407-471-251524-
/O.EXP.KHGX.TO.W.0017.000000T0000Z-120125T1515Z/
SAN JACINTO TX-WALKER TX-
915 AM CST WED JAN 25 2012
...THE TORNADO WARNING FOR WALKER AND SAN JACINTO COUNTIES WILL
EXPIRE AT 915 AM CST...
THE ROTATION IN THE LINE OF STORMS THAT PROMPTED THE WARNING HAS
WEAKENED. DAMAGING STRAIGHT LINE WIND GUSTS ARE STILL POSSIBLE.
A TORNADO WATCH IS IN EFFECT UNTIL 1100 AM CST.
PLEASE REPORT SEVERE WEATHER TO THE COUNTY SHERIFF...LOCAL POLICE...
OR DEPARTMENT OF PUBLIC SAFETY AND ASK THEM TO RELAY YOUR REPORT TO
THE NATIONAL WEATHER SERVICE.
LAT...LON 3052 9548 3074 9552 3083 9527 3066 9521
3051 9522
TIME...MOT...LOC 1514Z 247DEG 24KT 3068 9534
$$The office that day
Everything else NWS Houston/Galveston, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jan 25, 5:26 AM CST | Special Weather Statement | HGX | Burleson | 64 min |
| Jan 25, 5:49 AM CST | Wind Advisory | HGX | Austin, Brazoria, Brazos, Burleson, Chambers, Colorado and 14 more | 38 days |
| Jan 25, 6:12 AM CST | Severe Thunderstorm Warning | HGX | Brazos, Burleson, Washington | 63 min |
| Jan 25, 6:43 AM CST | Tornado Warning | HGX | Burleson, Washington | 32 min |
| Jan 25, 7:06 AM CST | Tornado Warning | HGX | Brazos, Burleson | 24 min |
| Jan 25, 7:16 AM CST | Severe Thunderstorm Warning | HGX | Brazos, Burleson, Grimes, Madison, Waller, Washington | 44 min |
| Jan 25, 7:22 AM CST | Severe Thunderstorm Warning | HGX | Austin, Grimes, Harris, Waller, Washington | 38 min |
| Jan 25, 7:23 AM CST | Tornado Warning | HGX | Grimes, Waller, Washington | 37 min |
| Jan 25, 7:28 AM CST | Tornado Warning | HGX | Brazos, Grimes, Madison | 47 min |
| Jan 25, 7:55 AM CST | Severe Thunderstorm Warning | HGX | Austin, Grimes, Harris, Houston, Madison, Montgomery and 4 more | 50 min |
| Jan 25, 8:04 AM CST | Tornado Warning | HGX | Grimes, Houston, Madison, Montgomery, Walker | 41 min |
| Jan 25, 8:08 AM CST | Tornado Warning | HGX | Grimes, Montgomery, Walker | 37 min |
| Jan 25, 8:35 AM CST | Tornado Warning | HGX | Harris, Montgomery, Waller | 10 min |
| Jan 25, 8:44 AM CST | Tornado Warning | HGX | Montgomery | 31 min |
| Jan 25, 8:46 AM CST | Severe Thunderstorm Warning | HGX | Harris, Houston, Montgomery, Polk, San Jacinto, Trinity and 1 more | 44 min |
| Jan 25, 9:14 AM CST | Areal Flood Advisory | HGX | Austin, Colorado, Grimes, Waller, Washington, Wharton | 3 hr |
| Jan 25, 9:29 AM CST | Severe Thunderstorm Warning | HGX | Houston, Montgomery, Polk, San Jacinto, Trinity, Walker | 46 min |
| Jan 25, 9:43 AM CST | Areal Flood Advisory | HGX | Austin, Fort Bend, Harris, Montgomery, Waller, Wharton | 2 hr |
| Jan 25, 9:43 AM CST | Severe Thunderstorm Warning | HGX | Austin, Fort Bend, Wharton | 47 min |
| Jan 25, 10:21 AM CST | Severe Thunderstorm Warning | HGX | Liberty, Montgomery, Polk, San Jacinto, Trinity | 39 min |
| Jan 25, 10:23 AM CST | Severe Thunderstorm Warning | HGX | Harris, Liberty, Montgomery | 52 min |
| Jan 25, 10:25 AM CST | Flash Flood Warning | HGX | Austin, Fort Bend, Harris, Matagorda, Montgomery, Waller and 1 more | 3 hr |
| Jan 25, 10:29 AM CST | Severe Thunderstorm Warning | HGX | Fort Bend, Harris, Wharton | 46 min |
| Jan 25, 10:36 AM CST | Special Marine Warning | HGX | 114 min | |
| Jan 25, 10:57 AM CST | Severe Thunderstorm Warning | HGX | Brazoria, Fort Bend, Galveston, Harris, Matagorda | 48 min |
| Jan 25, 11:01 AM CST | Areal Flood Advisory | HGX | Brazoria, Fort Bend, Harris, Liberty, Montgomery | 119 min |
| Jan 25, 11:08 AM CST | Severe Thunderstorm Warning | HGX | Liberty, Polk, San Jacinto | 22 min |
| Jan 25, 11:13 AM CST | Tornado Warning | HGX | Brazoria, Fort Bend, Harris | 32 min |
| Jan 25, 11:24 AM CST | Severe Thunderstorm Warning | HGX | Liberty | 51 min |
| Jan 25, 11:46 AM CST | River Flood Warning | HGX | Harris | 6 days |
| Jan 25, 11:47 AM CST | Severe Thunderstorm Warning | HGX | Brazoria, Chambers, Galveston, Harris, Liberty, Matagorda | 58 min |
| Jan 25, 11:50 AM CST | Special Marine Warning | HGX | 85 min | |
| Jan 25, 11:57 AM CST | Tornado Warning | HGX | Brazoria, Galveston, Harris | 33 min |
| Jan 25, 12:09 PM CST | Tornado Warning | HGX | Brazoria, Harris | 21 min |
| Jan 25, 12:40 PM CST | Special Marine Warning | HGX | 95 min | |
| Jan 25, 12:48 PM CST | Areal Flood Advisory | HGX | Chambers, Galveston, Harris, Liberty | 87 min |
| Jan 25, 12:51 PM CST | River Flood Warning | HGX | Harris | 6 days |
| Jan 25, 1:09 PM CST | Special Marine Warning | HGX | 66 min | |
| Jan 25, 1:42 PM CST | Severe Thunderstorm Warning | HGX | Chambers, Galveston | 48 min |
| Jan 25, 2:16 PM CST | Special Marine Warning | HGX | 59 min | |
| Jan 25, 3:07 PM CST | Special Marine Warning | HGX | 53 min |
Nearby
Tornado Warnings in Texas, 2012Every tornado warning in 2012Tornadoes in 2012
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.