Alert archive / Texas / Tornado Warnings in 2010
Tornado Warning 27, NWS Fort Worth, TX
NWS Fort Worth, TX issued this tornado warning at Sep 7, 2010, 10:34 PM CDT for Hamilton County, Texas. It was in force for 21 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
- Sep 7, 2010, 10:34 PM CDT (03:34 UTC)
- Expired
- Sep 7, 2010, 10:55 PM CDT
- In force
- 21 min
- Issued by
- NWS Fort Worth, TX
- Area
- Storm-based polygon
County Hamilton County, TX
The radar
The Dallas/Ft Worth radar (KFWS), 123 km from the middle of the area, began a volume at 03:36 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, 3.6 hours before the alert went out and 147 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
- 528 J/kg
- Mixed-layer CIN
- -4 J/kg
- Mixed-layer LCL
- 473 m above ground
- 0-6 km bulk shear
- 29 kt
- 0-1 km storm-relative helicity
- 139 m²/s²
- 0-3 km storm-relative helicity
- 269 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.9
What forecasters said that day
The local office's own words before this tornado warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Fort Worth, TX wrote its last area forecast discussion before this tornado warning went out at Sep 7, 6:38 PM CDT, 3 hours 56 minutes earlier.
Area forecast discussion, Sep 7, 6:38 PM CDT, 3 hours 56 minutes before
AREA FORECAST DISCUSSION...UPDATED NATIONAL WEATHER SERVICE FORT WORTH TX 638 PM CDT TUE SEP 7 2010 .AVIATION... THE REMNANTS OF HERMINE WILL KEEP AREA TAF SITES UNDER MVFR CIGS AND SCATTERED -RA THIS EVENING...THEN BECOMING IFR 06 UTC THROUGH LATE WEDNESDAY MORNING. A BAND OF HEAVY RAIN AND THUNDERSTORM ACTIVITY COULD PASS THROUGH IN THE LATE NIGHT HOURS AND AGAIN ON WEDNESDAY. HOWEVER...MOST OF THE CONVECTION SHOULD CONCENTRATE CLOSER TO THE CORE DURING THE NIGHT HOURS. WILL PUSH CIGS BACK UP TO MVFR WEDNESDAY AFTERNOON AND EVENING. WINDS CIRCULATING AROUND HERMINE ARE RUNNING 30-50KTS 2-5 KFT... AND MAY PRODUCE SOME LOW LEVEL WIND SHEAR FOR SMALL AIRCRAFT GENERALLY WEST OF A KACT TO KMWL LINE TONIGHT. OTHERWISE...EXPECT SURFACE WINDS TO REMAIN EASTERLY THROUGH MID EVENING...THEN VEERING MORE SOUTHEASTERLY LATE TONIGHT AND SOUTH-SOUTHEAST ON WEDNESDAY. SPEEDS GENERALLY 7-13KTS BUT VARIABLE AND GUSTY AROUND CONVECTION. 75 && .PREV DISCUSSION... /ISSUED 355 PM CDT TUE SEP 7 2010/ TROPICAL STORM HERMINE BROUGHT WIND GUSTS TO 64 MPH AT SAN ANTONIO INTERNATIONAL AIRPORT. LARGE TREES UP TO 16 INCHES IN DIAMETER WERE BLOWN DOWN IN THE SAN ANTONIO AREA. HERMINE HAS NOW ENTERED THE HILL COUNTRY AND WILL CONTINUE MOVING WEST-NORTHWEST. THE CENTER OF CIRCULATION WILL BE JUST WEST OF SW ZONES OF FWD CWA OVERNIGHT...PASSING NEAR BRADY AROUND MIDNIGHT. THE REMNANTS OF HERMINE ARE EXPECTED TO BE NEAR ABILENE AT SUNRISE. NUMEROUS SHOWERS AND THUNDERSTORMS ARE EXPECTED TO CONTINUE WITHIN THE NORTHEAST QUADRANT ACROSS ALL OF NORTH TEXAS. WITHIN THE FLASH FLOOD WATCH...WIDESPREAD 3- TO 5-INCH STORM TOTALS ARE ANTICIPATED...WITH ISOLATED AMOUNTS IN EXCESS OF 6 INCHES. THE HEAVIEST RAIN WILL BE NEAR THE TRACK OF HERMINE...IN SOUTHWEST AND WEST CENTRAL ZONES. THE GREATEST TORNADO THREAT WILL BE THROUGH NIGHTFALL... PARTICULARLY WITHIN THE RAIN BAND NOW NEAR THE I-20 CORRIDOR... MOVING NORTH. THE TORNADO WATCH HAS BEEN LOCALLY EXPANDED FOR THIS FEATURE TO INCLUDE THE METROPLEX AND COUNTIES FROM DENTON TO DELTA. PRECIPITATION CHANCES WILL TAPER OFF THURSDAY AS THE REMNANTS OF HERMINE EJECT INTO THE WESTERLIES. THE UPPER RIDGE NOW OVER THE SOUTHEASTERN STATES WILL RETROGRADE INTO TEXAS AND REMAIN OVER THE SOUTHERN PLAINS WELL INTO NEXT WEEK...WITH TEMPS WELL OVER CLIMO. 25 && .PRELIMINARY POINT TEMPS/POPS... DALLAS-FT. WORTH, TX 74 83 77 89 78 / 90 80 40 30 10 WACO, TX 74 85 76 92 76 / 90 70 30 20 10 PARIS, TX 72 85 73 87 74 / 70 70 50 40 20 DENTON, TX 74 81 77 89 75 / 90 80 50 30 20 MCKINNEY, TX 73 83 74 89 75 / 80 80 40 40 20 DALLAS, TX 73 83 76 90 78 / 90 80 40 30 10 TERRELL, TX 74 85 74 91 76 / 80 70 40 30 10 CORSICANA, TX 75 86 75 92 76 / 90 70 30 30 10 TEMPLE, TX 74 86 75 93 76 / 100 70 30 20 10 MINERAL WELLS, TX 72 80 74 89 74 / 90 90 50 30 10 && .FWD WATCHES/WARNINGS/ADVISORIES... FLASH FLOOD WATCH THROUGH THURSDAY MORNING FOR TXZ091>093- 100>104-115>119-129>134-141>145-156>161-174-175. && 75/
Hazardous weather outlook, Sep 7, 8:04 PM CDT, 2 hours 30 minutes before
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Local storm report, Sep 7, 6:57 PM CDT, 3 hours 37 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE FORT WORTH TX
657 PM CDT TUE SEP 07 2010
..TIME.. ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE.. ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0256 PM TORNADO BENBROOK 32.68N 97.45W
09/07/2010 TARRANT TX TRAINED SPOTTER
SPOTTER REPORTS TORNADO OVER BENBROOK LAKE. NO DAMAGE
REPORTED.Local storm report, Sep 7, 10:04 PM CDT, 30 minutes before
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</html>The office that day
Everything else NWS Fort Worth, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 7, 7:43 PM CDT | Flash Flood Warning | FWD | Bell, Coryell | 3 hr |
| Sep 7, 8:50 PM CDT | Areal Flood Advisory | FWD | Lampasas | 3 hr |
| Sep 7, 9:24 PM CDT | Areal Flood Advisory | FWD | Coryell, Hamilton, Mills | 3 hr |
| Sep 7, 10:29 PM CDT | Flash Flood Warning | FWD | Bell, Bosque, Comanche, Coryell, Eastland, Erath and 7 more | 4 hr |
| Sep 7, 11:44 PM CDT | Areal Flood Advisory | FWD | Bosque, Dallas, Ellis, Hill, Hood, Johnson and 4 more | 4 hr |
| Sep 8, 12:05 AM CDT | River Flood Warning | FWD | Coryell | 4 hr |
| Sep 8, 12:50 AM CDT | Areal Flood Advisory | FWD | Wise | 4 hr |
| Sep 8, 1:50 AM CDT | Flash Flood Warning | FWD | Bell | 3 hr |
| Sep 8, 2:17 AM CDT | Flash Flood Warning | FWD | Bosque, Coryell, McLennan | 3 hr |
| Sep 8, 3:08 AM CDT | Areal Flood Advisory | FWD | Collin, Dallas, Denton, Ellis, Hill, Johnson and 2 more | 3 hr |
| Sep 8, 3:17 AM CDT | Areal Flood Advisory | FWD | Cooke, Hood, Jack, Montague, Palo Pinto, Parker and 4 more | 3 hr |
| Sep 8, 3:23 AM CDT | Special Weather Statement | FWD | McLennan | 22 min |
| Sep 8, 3:40 AM CDT | River Flood Warning | FWD | Denton | 53 hr |
| Sep 8, 3:40 AM CDT | River Flood Warning | FWD | Dallas | 4 days |
| Sep 8, 3:41 AM CDT | River Flood Warning | FWD | Coryell | 28 hr |
| Sep 8, 3:48 AM CDT | Flash Flood Warning | FWD | Bosque, Hill, McLennan | 3 hr |
| Sep 8, 3:59 AM CDT | Special Weather Statement | FWD | Bell | 31 min |
| Sep 8, 4:18 AM CDT | Flash Flood Warning | FWD | Johnson, Parker, Tarrant | 3 hr |
| Sep 8, 4:21 AM CDT | River Flood Warning | FWD | Dallas | 15 hr |
| Sep 8, 4:23 AM CDT | Tornado Warning | FWD | Coryell, McLennan | 37 min |
| Sep 8, 4:35 AM CDT | Flash Flood Warning | FWD | Bell | 4 hr |
| Sep 8, 4:45 AM CDT | Special Weather Statement | FWD | Hill | 30 min |
| Sep 8, 4:55 AM CDT | River Flood Warning | FWD | Bell | 28 hr |
| Sep 8, 5:16 AM CDT | Flash Flood Warning | FWD | Denton, Wise | 3 hr |
| Sep 8, 5:21 AM CDT | Flash Flood Warning | FWD | McLennan | 84 min |
| Sep 8, 5:56 AM CDT | Areal Flood Advisory | FWD | Limestone | 3 hr |
| Sep 8, 5:59 AM CDT | Areal Flood Advisory | FWD | Collin, Dallas, Ellis, Kaufman, Navarro, Rockwall | 3 hr |
| Sep 8, 6:14 AM CDT | Areal Flood Advisory | FWD | Bosque, Coryell | 3 hr |
| Sep 8, 6:37 AM CDT | Flash Flood Warning | FWD | Bosque, Coryell, Hill, McLennan | 3 hr |
| Sep 8, 7:01 AM CDT | Flash Flood Warning | FWD | Dallas, Ellis, Limestone, Navarro | 119 min |
| Sep 8, 7:11 AM CDT | Flash Flood Warning | FWD | Johnson, Tarrant | 3 hr |
| Sep 8, 7:22 AM CDT | Areal Flood Advisory | FWD | Falls, Milam, Robertson | 3 hr |
| Sep 8, 8:11 AM CDT | Flash Flood Warning | FWD | Denton, Wise | 3 hr |
| Sep 8, 8:20 AM CDT | Flash Flood Warning | FWD | Bell | 3 hr |
| Sep 8, 8:41 AM CDT | River Flood Warning | FWD | Milam | 60 hr |
| Sep 8, 8:41 AM CDT | River Flood Warning | FWD | Milam | 48 hr |
| Sep 8, 8:41 AM CDT | River Flood Warning | FWD | McLennan | 17 hr |
| Sep 8, 8:58 AM CDT | Flash Flood Warning | FWD | Dallas, Ellis, Navarro | 4 hr |
| Sep 8, 9:05 AM CDT | Flash Flood Warning | FWD | Cooke | 4 hr |
| Sep 8, 9:26 AM CDT | Flash Flood Warning | FWD | Bosque, Coryell, Hill, McLennan | 4 hr |
| Sep 8, 9:57 AM CDT | River Flood Warning | FWD | Tarrant | 18 hr |
| Sep 8, 10:02 AM CDT | Flash Flood Warning | FWD | Johnson, Tarrant | 4 hr |
| Sep 8, 10:06 AM CDT | River Flood Warning | FWD | Wise | 11 hr |
| Sep 8, 10:06 AM CDT | River Flood Warning | FWD | Dallas | 22 hr |
| Sep 8, 10:06 AM CDT | River Flood Warning | FWD | Denton | 9 hr |
| Sep 8, 10:39 AM CDT | Flash Flood Warning | FWD | Collin, Denton, Grayson | 3 hr |
| Sep 8, 11:01 AM CDT | Flash Flood Warning | FWD | Bell | 6 hr |
| Sep 8, 11:05 AM CDT | River Flood Warning | FWD | Hill | 8 hr |
| Sep 8, 11:11 AM CDT | Flash Flood Warning | FWD | Lampasas | 3 hr |
| Sep 8, 12:20 PM CDT | Severe Thunderstorm Warning | FWD | Collin, Dallas, Rockwall | 55 min |
| Sep 8, 12:22 PM CDT | River Flood Warning | FWD | Dallas, Tarrant | 45 hr |
| Sep 8, 12:39 PM CDT | Flash Flood Warning | FWD | Collin, Fannin, Grayson, Hunt, Kaufman, Rockwall | 3 hr |
| Sep 8, 12:50 PM CDT | Flash Flood Warning | FWD | Dallas, Ellis, Navarro | 3 hr |
| Sep 8, 1:13 PM CDT | Flash Flood Warning | FWD | Hill | 3 hr |
| Sep 8, 1:14 PM CDT | Areal Flood Warning | FWD | Bosque, Coryell, McLennan | 4 hr |
| Sep 8, 1:22 PM CDT | Areal Flood Warning | FWD | Denton | 4 hr |
| Sep 8, 1:58 PM CDT | Areal Flood Warning | FWD | Johnson, Tarrant | 6 hr |
| Sep 8, 3:42 PM CDT | Areal Flood Warning | FWD | Collin, Dallas, Ellis, Fannin, Grayson, Hunt and 3 more | 4 hr |
| Sep 8, 4:45 PM CDT | River Flood Warning | FWD | Dallas | 2 hr |
| Sep 8, 4:52 PM CDT | Areal Flood Warning | FWD | Bell | 3 hr |
| Sep 8, 4:56 PM CDT | Tornado Warning | FWD | Lamar | 34 min |
| Sep 8, 5:12 PM CDT | Tornado Warning | FWD | Dallas, Ellis | 33 min |
| Sep 8, 5:36 PM CDT | Tornado Warning | FWD | Collin, Denton | 23 min |
| Sep 8, 5:41 PM CDT | Tornado Warning | FWD | Dallas, Kaufman | 49 min |
| Sep 8, 6:01 PM CDT | Tornado Warning | FWD | Dallas | 44 min |
| Sep 8, 6:15 PM CDT | Tornado Warning | FWD | Kaufman, Rockwall | 26 min |
Nearby
Tornado Warnings in Texas, 2010Every tornado warning in 2010Tornadoes in 2010
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.