Alert archive / Texas / Flash Flood Warnings in 2009

Flash Flood Warning 116, NWS Fort Worth, TX

October 26, 2009Limestone County, Texas

NWS Fort Worth, TX issued this flash flood warning at Oct 26, 2009, 2:34 AM CDT for Limestone County, Texas. It was in force for 116 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
Oct 26, 2009, 2:34 AM CDT (07:34 UTC)
Expired
Oct 26, 2009, 4:30 AM CDT
In force
116 min
Issued by
NWS Fort Worth, TX
Area
Storm-based polygon
Flood severity
None

County Limestone County, TX

The radar

The Ft Hood radar (KGRK), 119 km from the middle of the area, began a volume at 07:35 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, 7.6 hours before the alert went out and 158 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.

Skew-T log-pSkew-T log-p diagram, Fort Worth, TX at 00:00Z on 2009-10-26Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2288 joules per kilogram.LCLEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Fort Worth, TX at 00:00Z on 2009-10-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 95 square meters per square second.1939587897Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
2288 J/kg
Mixed-layer CIN
-4 J/kg
Mixed-layer LCL
1025 m above ground
0-6 km bulk shear
36 kt
0-1 km storm-relative helicity
95 m²/s²
0-3 km storm-relative helicity
208 m²/s²
Significant tornado parameter
1.7
Supercell composite
8.4

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this flash flood 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 flash flood warning went out at Oct 26, 12:45 AM CDT, 1 hour 49 minutes earlier.

Area forecast discussion, Oct 26, 12:45 AM CDT, 1 hour 49 minutes before
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Hazardous weather outlook, Oct 25, 8:06 PM CDT, 6 hours 28 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE FORT WORTH TX
806 PM CDT SUN OCT 25 2009

TXZ091>095-100>107-115>123-129>135-141>148-156>162-174-175-270115-
MONTAGUE-COOKE-GRAYSON-FANNIN-LAMAR-YOUNG-JACK-WISE-DENTON-COLLIN-
HUNT-DELTA-HOPKINS-STEPHENS-PALO PINTO-PARKER-TARRANT-DALLAS-
ROCKWALL-KAUFMAN-VAN ZANDT-RAINS-EASTLAND-ERATH-HOOD-SOMERVELL-
JOHNSON-ELLIS-HENDERSON-COMANCHE-MILLS-HAMILTON-BOSQUE-HILL-NAVARRO-
FREESTONE-ANDERSON-LAMPASAS-CORYELL-BELL-MCLENNAN-FALLS-LIMESTONE-
LEON-MILAM-ROBERTSON-
806 PM CDT SUN OCT 25 2009

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTH TEXAS.

.DAY ONE...TONIGHT.

THERE IS A CHANCE FOR SEVERE THUNDERSTORMS FOR AREAS GENERALLY
ALONG AND NORTH OF A COMANCHE TO ATHENS LINE THROUGH 1 AM CDT. THE
PRIMARY SEVERE WEATHER THREAT IS LARGE HAIL...HOWEVER DAMAGING
OUTFLOW WINDS AND AN ISOLATED TORNADO CANNOT BE RULED OUT. THE
OVERALL SEVERE WEATHER THREAT IS EXPECTED TO DIMINISH AFTER 1 AM
CDT.

ANY THUNDERSTORM WILL BE CAPABLE OF PRODUCING HEAVY RAINFALL WHICH
MAY LEAD TO FLASH FLOODING. SHOWERS AND THUNDERSTORMS ARE EXPECTED
TO PRODUCE HEAVY RAINFALL THROUGHOUT THE OVERNIGHT HRS.

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY.

AREAS OF MODERATE TO HEAVY RAIN AND THUNDERSTORMS WILL CONTINUE TO
MOVE ACROSS NORTH TEXAS THROUGH MONDAY. HEAVY RAINFALL WILL BE
THE MAIN THREAT WITH AREAS OF FLOODING LIKELY. RAINFALL WILL END
FROM WEST TO EAST IN THE AFTERNOON HOURS MONDAY.

THERE IS A CHANCE OF THUNDERSTORMS ACROSS ALL OF NORTH TEXAS AGAIN
LATE WEDNESDAY AND THURSDAY. SEVERE WEATHER IS NOT ANTICIPATED AT
THIS TIME.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS LIKELY FOR AREAS ALONG AND NORTH OF A
COMANCHE TO ATHENS LINE THROUGH 1 AM CDT.

CAVANAUGH

In the hours before

Local storm report, Oct 25, 11:48 PM CDT, 2 hours 46 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE FORT WORTH TX
1148 PM CDT SUN OCT 25 2009

..TIME..    ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE..    ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

1144 PM     FLASH FLOOD      4 W MCKINNEY            33.20N  96.69W
10/25/2009                   COLLIN             TX   TRAINED SPOTTER

            A FEW ROADS SOUTH AND WEST OF MCKINNEY CLOSED DUE TO HIGH
            WATER.
Special weather statement, Oct 25, 11:50 PM CDT, 2 hours 44 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE FORT WORTH TX
1150 PM CDT SUN OCT 25 2009

TXZ145-260515-
HILL TX-
1150 PM CDT SUN OCT 25 2009

...SIGNIFICANT WEATHER ADVISORY FOR...
  NORTH CENTRAL HILL COUNTY

AT 1150 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
STRONG THUNDERSTORM 11 MILES NORTHEAST OF HILLSBORO...MOVING
NORTHEAST AT 25 MPH.

CITIES IN THE PATH OF THIS STORM INCLUDE CARLS CORNER AND ITASCA.

FREQUENT CLOUD TO GROUND LIGHTNING...VERY HEAVY RAINFALL...PEA-SIZED
HAIL...AND WIND GUSTS TO 50 MPH CAN BE EXPECTED FROM THIS STORM.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 100 AM CDT MONDAY
MORNING FOR NORTHEASTERN TEXAS.

LAT...LON 3201 9710 3225 9718 3228 9709 3224 9705
      3206 9693
TIME...MOT...LOC 0450Z 245DEG 21KT 3215 9704

SCHULTZ
Local storm report, Oct 25, 11:57 PM CDT, 2 hours 37 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE FORT WORTH TX
1157 PM CDT SUN OCT 25 2009

..TIME..    ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE..    ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

1142 PM     FLASH FLOOD      2 W HONEY GROVE         33.58N  95.95W
10/25/2009                   FANNIN             TX   EMERGENCY MNGR

            HIGH WATER RESCUE ON HIGHWAY 82...2 MILES WEST OF HONEY
            GROVE
Local storm report, Oct 25, 11:59 PM CDT, 2 hours 35 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE FORT WORTH TX
1159 PM CDT SUN OCT 25 2009

..TIME..    ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE..    ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

1152 PM     FLOOD            1 N AUBREY              33.31N  96.98W
10/25/2009                   DENTON             TX   LAW ENFORCEMENT

            WATER OVER THE ROADWAYS NEAR AUBREY. INTERSECTION OF
            U.S. 377 AND SHERMAN DRIVE
Special weather statement, Oct 26, 12:41 AM CDT, 1 hour 53 minutes before
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Local storm report, Oct 26, 2:20 AM CDT, 14 minutes before
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The office that day

Everything else NWS Fort Worth, TX issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Oct 25, 7:43 PM CDTRiver Flood WarningFWDDelta, Hopkins3 days
Oct 25, 7:49 PM CDTSpecial Weather StatementFWDCooke26 min
Oct 25, 7:57 PM CDTSpecial Weather StatementFWDMontague33 min
Oct 25, 8:07 PM CDTSpecial Weather StatementFWDWise23 min
Oct 25, 8:11 PM CDTSpecial Weather StatementFWDCooke34 min
Oct 25, 8:13 PM CDTSevere Thunderstorm WarningFWDMontague29 min
Oct 25, 8:19 PM CDTSevere Thunderstorm WarningFWDCooke, Denton56 min
Oct 25, 8:26 PM CDTSpecial Weather StatementFWDPalo Pinto34 min
Oct 25, 8:28 PM CDTSpecial Weather StatementFWDWise32 min
Oct 25, 8:30 PM CDTSevere Thunderstorm WarningFWDParker, Tarrant60 min
Oct 25, 8:32 PM CDTSevere Thunderstorm WarningFWDErath58 min
Oct 25, 8:35 PM CDTFlash Flood WarningFWDCooke, Denton, Grayson3 hr
Oct 25, 8:44 PM CDTSevere Thunderstorm WarningFWDWise61 min
Oct 25, 8:49 PM CDTSevere Thunderstorm WarningFWDParker56 min
Oct 25, 8:52 PM CDTFlash Flood WarningFWDParker2 hr
Oct 25, 8:58 PM CDTFlash Flood WarningFWDComanche, Erath2 hr
Oct 25, 8:58 PM CDTSevere Thunderstorm WarningFWDCooke, Denton, Grayson77 min
Oct 25, 9:01 PM CDTSevere Thunderstorm WarningFWDCooke41 min
Oct 25, 9:05 PM CDTSevere Thunderstorm WarningFWDComanche55 min
Oct 25, 9:23 PM CDTSevere Thunderstorm WarningFWDTarrant82 min
Oct 25, 9:34 PM CDTSpecial Weather StatementFWDRockwall26 min
Oct 25, 9:41 PM CDTSevere Thunderstorm WarningFWDCollin64 min
Oct 25, 9:45 PM CDTFlash Flood WarningFWDCollin, Grayson3 hr
Oct 25, 10:00 PM CDTSevere Thunderstorm WarningFWDJohnson60 min
Oct 25, 10:03 PM CDTFlash Flood WarningFWDTarrant117 min
Oct 25, 10:07 PM CDTSevere Thunderstorm WarningFWDFannin, Grayson68 min
Oct 25, 10:25 PM CDTFlash Flood WarningFWDJohnson2 hr
Oct 25, 10:27 PM CDTSpecial Weather StatementFWDDallas33 min
Oct 25, 10:37 PM CDTSevere Thunderstorm WarningFWDDallas, Tarrant53 min
Oct 25, 10:38 PM CDTFlash Flood WarningFWDDallas112 min
Oct 25, 10:50 PM CDTSpecial Weather StatementFWDEllis25 min
Oct 25, 10:51 PM CDTFlash Flood WarningFWDFannin, Hunt3 hr
Oct 25, 11:19 PM CDTFlash Flood WarningFWDEllis116 min
Oct 25, 11:23 PM CDTSpecial Weather StatementFWDBosque37 min
Oct 25, 11:39 PM CDTSpecial Weather StatementFWDEllis36 min
Oct 25, 11:42 PM CDTFlash Flood WarningFWDDelta, Hopkins, Lamar3 hr
Oct 25, 11:50 PM CDTSpecial Weather StatementFWDHill25 min
Oct 25, 11:57 PM CDTAreal Flood WarningFWDCooke, Denton, Grayson3 hr
Oct 26, 12:11 AM CDTFlash Flood WarningFWDBosque, Hill3 hr
Oct 26, 12:23 AM CDTRiver Flood WarningFWDCollin58 hr
Oct 26, 12:23 AM CDTRiver Flood WarningFWDCollin32 hr
Oct 26, 12:34 AM CDTRiver Flood WarningFWDTarrant4 hr
Oct 26, 12:41 AM CDTSpecial Weather StatementFWDMcLennan34 min
Oct 26, 12:45 AM CDTAreal Flood WarningFWDCollin, Grayson3 hr
Oct 26, 1:09 AM CDTRiver Flood WarningFWDDallas57 hr
Oct 26, 1:18 AM CDTAreal Flood AdvisoryFWDCoryell, Lampasas, McLennan117 min
Oct 26, 1:27 AM CDTAreal Flood AdvisoryFWDNavarro2 hr
Oct 26, 1:41 AM CDTFlash Flood WarningFWDFannin, Hunt2 hr
Oct 26, 2:09 AM CDTAreal Flood AdvisoryFWDLimestone2 hr
Oct 26, 2:21 AM CDTRiver Flood WarningFWDHunt51 hr
Oct 26, 2:44 AM CDTFlash Flood WarningFWDDelta, Hopkins, Lamar2 hr
Oct 26, 2:57 AM CDTAreal Flood AdvisoryFWDFreestone3 hr
Oct 26, 3:22 AM CDTAreal Flood AdvisoryFWDFalls3 hr
Oct 26, 3:32 AM CDTAreal Flood AdvisoryFWDNavarro3 hr
Oct 26, 3:43 AM CDTAreal Flood WarningFWDHunt, Kaufman4 hr
Oct 26, 4:02 AM CDTSpecial Weather StatementFWDHunt28 min
Oct 26, 4:11 AM CDTAreal Flood AdvisoryFWDRains, Van Zandt4 hr
Oct 26, 4:43 AM CDTAreal Flood AdvisoryFWDDelta, Hopkins, Lamar3 hr
Oct 26, 4:46 AM CDTAreal Flood AdvisoryFWDLeon, Milam, Robertson3 hr
Oct 26, 5:04 AM CDTAreal Flood AdvisoryFWDBosque4 hr
Oct 26, 5:30 AM CDTFlash Flood WarningFWDLeon, Milam, Robertson2 hr
Oct 26, 7:28 AM CDTAreal Flood WarningFWDLeon, Robertson3 hr
Oct 26, 8:56 AM CDTAreal Flood WarningFWDHunt, Kaufman5 hr
Oct 26, 9:11 AM CDTRiver Flood WarningFWDLimestone45 hr
Oct 26, 9:34 AM CDTRiver Flood WarningFWDHunt, Rockwall45 hr
Oct 26, 9:44 AM CDTAreal Flood WarningFWDRains, Van Zandt4 hr
Oct 26, 9:47 AM CDTAreal Flood WarningFWDNavarro6 hr
Oct 26, 10:09 AM CDTRiver Flood WarningFWDNavarro59 hr
Oct 26, 10:33 AM CDTAreal Flood WarningFWDAnderson, Falls, Freestone, Leon, Limestone, Robertson4 hr
Oct 26, 1:52 PM CDTRiver Flood WarningFWDEllis, Kaufman7 hr
Oct 26, 2:08 PM CDTRiver Flood WarningFWDLeon, Robertson5 days
Oct 26, 3:43 PM CDTAreal Flood WarningFWDNavarro3 hr

Nearby

Flash Flood Warnings in Texas, 2009Every flash flood warning 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.