Alert archive / Texas / Tornado Warnings in 2009
Tornado Warning 13, NWS Fort Worth, TX
NWS Fort Worth, TX issued this tornado warning at Mar 26, 2009, 9:02 PM CDT for Grayson County, Texas. It was in force for 58 min. 1 report 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
- Mar 26, 2009, 9:02 PM CDT (02:02 UTC)
- Expired
- Mar 26, 2009, 10:00 PM CDT
- In force
- 58 min
- Issued by
- NWS Fort Worth, TX
- Area
- Storm-based polygon
County Grayson County, TX
The radar
The Dallas/Ft Worth radar (KFWS), 149 km from the middle of the area, began a volume at 02:03 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 |
|---|---|---|---|
| Mar 26, 9:55 PM CDT | HAIL 2.75 | 2 Ssw Pottsboro, TX |
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 |
|---|---|---|---|
| Mar 26, 7:32 PM CDT | Severe Thunderstorm Watch | SPC | 4 hr |
The nearest sounding before it
Fort Worth, TX (KFWD), launched 00:00Z, 2.0 hours before the alert went out and 122 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
- 441 J/kg
- Mixed-layer CIN
- -163 J/kg
- Mixed-layer LCL
- 1511 m above ground
- 0-6 km bulk shear
- 60 kt
- 0-1 km storm-relative helicity
- 259 m²/s²
- 0-3 km storm-relative helicity
- 293 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 2.2
The text
As transmitted, in the capitals the NWS used until 2016.
000
WFUS54 KFWD 270202
TORFWD
TXC181-270300-
/O.NEW.KFWD.TO.W.0013.090327T0202Z-090327T0300Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE FORT WORTH TX
902 PM CDT THU MAR 26 2009
THE NATIONAL WEATHER SERVICE IN FORT WORTH HAS ISSUED A
* TORNADO WARNING FOR...
WESTERN GRAYSON COUNTY IN NORTH CENTRAL TEXAS...
* UNTIL 1000 PM CDT
* AT 901 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
DEVELOPING TORNADO 6 MILES NORTHWEST OF WHITESBORO...MOVING EAST AT
20 MPH. THIS STORM HAS HAD A HISTORY OF PRODUCING TORNADOES.
* THE TORNADO WILL BE NEAR...
WHITESBORO AND COLLINSVILLE BY 915 PM CDT...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER IN A BASEMENT...OR ON THE LOWEST FLOOR OF YOUR HOME IN AN
INTERIOR CLOSET OR BATHROOM. USE BLANKETS OR PILLOWS FOR COVER.
IN ADDITION TO TORNADOES...LARGE HAIL TO GOLF BALL SIZE AND DAMAGING
WINDS ARE LIKELY WITH THIS STORM.
THIS DEVELOPING TORNADO MAY BE OBSCURED BY RAIN. IF YOU WAIT UNTIL
THE TORNADO IS VISIBLE BEFORE TAKING COVER IT WILL BE TOO LATE
&&
LAT...LON 3395 9689 3386 9685 3388 9679 3384 9676
3384 9671 3392 9667 3390 9658 3385 9661
3383 9658 3352 9657 3354 9694 3397 9693
TIME...MOT...LOC 0201Z 273DEG 18KT 3370 9699
$$
DUNN4 follow-up statements
000
WWUS54 KFWD 270212
SVSFWD
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE FORT WORTH TX
912 PM CDT THU MAR 26 2009
TXC181-270300-
/O.CON.KFWD.TO.W.0013.000000T0000Z-090327T0300Z/
GRAYSON TX-
912 PM CDT THU MAR 26 2009
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1000 PM CDT FOR WESTERN
GRAYSON COUNTY...
AT 912 PM CDT...STORM SPOTTERS AND DOPPLER RADAR OBSERVED A
DEVELOPING TORNADO. THIS TORNADO WAS LOCATED 3 MILES NORTHWEST OF
WHITESBORO...MOVING EAST AT 15 MPH.
THE TORNADO WILL BE NEAR...
WHITESBORO AND COLLINSVILLE BY 920 PM CDT...
SADLER BY 930 PM CDT...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER IN A BASEMENT...OR ON THE LOWEST FLOOR OF YOUR HOME IN AN
INTERIOR CLOSET OR BATHROOM. USE BLANKETS OR PILLOWS FOR COVER.
IN ADDITION TO TORNADOES, LARGE HAIL AND DAMAGING WINDS ARE LIKELY
WITH THIS STORM.
&&
LAT...LON 3395 9689 3386 9685 3388 9679 3384 9676
3384 9671 3392 9667 3390 9658 3385 9661
3383 9658 3352 9657 3354 9694 3397 9693
TIME...MOT...LOC 0212Z 278DEG 14KT 3370 9693
$$
85/NH000
WWUS54 KFWD 270225
SVSFWD
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE FORT WORTH TX
925 PM CDT THU MAR 26 2009
TXC181-270300-
/O.CON.KFWD.TO.W.0013.000000T0000Z-090327T0300Z/
GRAYSON TX-
925 PM CDT THU MAR 26 2009
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1000 PM CDT FOR
NORTHWESTERN GRAYSON COUNTY...
AT 925 PM CDT...STORM SPOTTERS AND DOPPLER RADAR OBSERVED A
DEVELOPING TORNADO. THIS TORNADO WAS LOCATED NEAR SADLER...MOVING
EAST AT 15 MPH.
THE TORNADO WILL BE NEAR...
KNOLLWOOD...POTTSBORO AND SHERMAN BY 1000 PM CDT...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER IN A BASEMENT...OR ON THE LOWEST FLOOR OF YOUR HOME IN AN
INTERIOR CLOSET OR BATHROOM. USE BLANKETS OR PILLOWS FOR COVER.
IN ADDITION TO TORNADOES...LARGE HAIL UP TO THE SIZE OF GOLF BALLS
AND DAMAGING WINDS ARE LIKELY WITH THIS STORM.
&&
LAT...LON 3395 9689 3386 9685 3388 9679 3384 9676
3384 9671 3392 9667 3390 9658 3385 9661
3383 9658 3361 9658 3367 9694 3397 9693
TIME...MOT...LOC 0225Z 278DEG 14KT 3370 9685
$$
85/NH000
WWUS54 KFWD 270237
SVSFWD
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE FORT WORTH TX
937 PM CDT THU MAR 26 2009
TXC181-270300-
/O.CON.KFWD.TO.W.0013.000000T0000Z-090327T0300Z/
GRAYSON TX-
937 PM CDT THU MAR 26 2009
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1000 PM CDT FOR
NORTHWESTERN GRAYSON COUNTY...
AT 936 PM CDT...STORM SPOTTERS AND DOPPLER RADAR OBSERVED A
DEVELOPING TORNADO. THIS TORNADO WAS LOCATED NEAR SADLER...MOVING
EAST AT 15 MPH.
THE TORNADO WILL BE NEAR...
KNOLLWOOD AND SHERMAN NEAR 1000 PM CDT...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER IN A BASEMENT...OR ON THE LOWEST FLOOR OF YOUR HOME IN AN
INTERIOR CLOSET OR BATHROOM. USE BLANKETS OR PILLOWS FOR COVER.
IN ADDITION TO TORNADOES...LARGE HAIL UP TO THE SIZE OF GOLFBALLS
AND DAMAGING WINDS ARE LIKELY WITH THIS STORM.
&&
LAT...LON 3395 9689 3386 9685 3388 9679 3384 9676
3384 9671 3392 9667 3390 9658 3385 9661
3383 9658 3361 9658 3367 9694 3397 9693
TIME...MOT...LOC 0236Z 279DEG 15KT 3370 9680
$$
85/NH000
WWUS54 KFWD 270251
SVSFWD
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE FORT WORTH TX
951 PM CDT THU MAR 26 2009
TXC181-270300-
/O.CON.KFWD.TO.W.0013.000000T0000Z-090327T0300Z/
GRAYSON TX-
951 PM CDT THU MAR 26 2009
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1000 PM CDT FOR
NORTHWESTERN GRAYSON COUNTY...
AT 950 PM CDT...STORM SPOTTERS AND DOPPLER RADAR OBSERVED A
DEVELOPING TORNADO. THIS TORNADO WAS LOCATED 6 MILES WEST OF
KNOLLWOOD...MOVING EAST AT 20 MPH.
THE TORNADO WILL BE NEAR...
KNOLLWOOD AROUND 1000 PM CDT...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER IN A BASEMENT...OR ON THE LOWEST FLOOR OF YOUR HOME IN AN
INTERIOR CLOSET OR BATHROOM. USE BLANKETS OR PILLOWS FOR COVER.
IN ADDITION TO TORNADOES...LARGE HAIL UP TO THE SIZE OF GOLFBALLS
AND DAMAGING WINDS ARE LIKELY WITH THIS STORM.
&&
LAT...LON 3375 9693 3379 9686 3385 9679 3384 9676
3384 9671 3392 9667 3390 9659 3385 9661
3383 9658 3361 9658 3367 9694 3372 9694
TIME...MOT...LOC 0250Z 284DEG 16KT 3368 9672
$$
85/NHThe office that day
Everything else NWS Fort Worth, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 26, 7:12 PM CDT | Severe Thunderstorm Warning | FWD | Cooke, Montague | 63 min |
| Mar 26, 7:28 PM CDT | Severe Thunderstorm Warning | FWD | Montague | 62 min |
| Mar 26, 7:40 PM CDT | Tornado Warning | FWD | Cooke | 50 min |
| Mar 26, 8:29 PM CDT | Tornado Warning | FWD | Cooke | 61 min |
| Mar 26, 8:31 PM CDT | Severe Thunderstorm Warning | FWD | Montague | 14 min |
| Mar 26, 9:28 PM CDT | Tornado Warning | FWD | Cooke, Grayson | 62 min |
| Mar 26, 9:59 PM CDT | Tornado Warning | FWD | Grayson | 61 min |
| Mar 26, 10:15 PM CDT | Special Weather Statement | FWD | Fannin | 30 min |
| Mar 26, 10:33 PM CDT | Severe Thunderstorm Warning | FWD | Fannin | 57 min |
| Mar 27, 9:38 AM CDT | Wind Advisory | FWD | Anderson, Bell, Bosque, Collin, Comanche, Cooke and 40 more | 33 hr |
| Mar 27, 10:29 AM CDT | Special Weather Statement | FWD | Bell | 31 min |
| Mar 27, 10:45 AM CDT | Special Weather Statement | FWD | Milam | 30 min |
| Mar 27, 11:01 AM CDT | Special Weather Statement | FWD | Falls | 29 min |
| Mar 27, 11:38 AM CDT | Special Weather Statement | FWD | Milam | 37 min |
| Mar 27, 11:55 AM CDT | Special Weather Statement | FWD | Limestone | 35 min |
| Mar 27, 12:09 PM CDT | Special Weather Statement | FWD | Hill | 36 min |
| Mar 27, 12:18 PM CDT | Severe Thunderstorm Warning | FWD | Ellis, Hill, Limestone, Navarro | 57 min |
| Mar 27, 1:00 PM CDT | Severe Thunderstorm Warning | FWD | Henderson, Hunt, Kaufman, Navarro, Rains, Van Zandt | 46 min |
| Mar 27, 1:35 PM CDT | Special Weather Statement | FWD | Rockwall | 25 min |
| Mar 27, 1:43 PM CDT | Special Weather Statement | FWD | Collin | 32 min |
| Mar 27, 2:20 PM CDT | Special Weather Statement | FWD | Fannin | 25 min |
| Mar 27, 3:19 PM CDT | Freeze Warning | FWD | Comanche, Cooke, Denton, Eastland, Erath, Grayson and 7 more | 19 hr |
| Mar 27, 4:58 PM CDT | Special Weather Statement | FWD | Henderson, Van Zandt | 32 min |
| Mar 27, 5:09 PM CDT | Special Weather Statement | FWD | Anderson | 36 min |
| Mar 27, 5:35 PM CDT | Special Weather Statement | FWD | Anderson | 25 min |
| Mar 27, 6:04 PM CDT | Special Weather Statement | FWD | Anderson | 26 min |
Nearby
Tornado Warnings in Texas, 2009Every tornado warning in 2009Tornadoes in 2009
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.