Alert archive / Texas / Flash Flood Warnings in 2009

Flash Flood Warning 12, NWS Fort Worth, TX

April 28, 2009Anderson County, Henderson County, Texas

NWS Fort Worth, TX issued this flash flood warning at Apr 28, 2009, 5:21 PM CDT for Anderson County, Henderson County, Texas. It was in force for 2 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Apr 28, 2009, 5:21 PM CDT (22:21 UTC)
Expired: Apr 28, 2009, 7:32 PM CDT
In force: 2 hr
Issued by: NWS Fort Worth, TX
Area: Storm-based polygon
Flood severity: None

Counties Anderson County, TX, Henderson County, TX

The radar

The Dallas/Ft Worth radar (KFWS), 158 km from the middle of the area, began a volume at 22:23 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 12:00Z, 10.4 hours before the alert went out and 171 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 748 m above ground
0-6 km bulk shear: 34 kt
0-1 km storm-relative helicity: 42 m²/s²
0-3 km storm-relative helicity: 94 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

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 Apr 28, 3:59 PM CDT, 1 hour 22 minutes earlier.

Area forecast discussion, Apr 28, 3:59 PM CDT, 1 hour 22 minutes before

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE FORT WORTH TX
359 PM CDT TUE APR 28 2009

.DISCUSSION...
AN AREA OF SHOWERS AND THUNDERSTORMS CONTINUE OVER THE SOUTHERN
PARTS OF NORTH TEXAS THIS AFTERNOON. VERY HEAVY RAIN HAS BEEN THE
MAIN PROBLEM TODAY...WITH 4 TO 7 INCHES OF RAIN HAVING FALLEN
OVER LIMESTONE AND EXTREME WESTERN FREESTONE COUNTIES. THE SEVERE
POTENTIAL WILL CONTINUE INTO EARLY EVENING...WITH A TORNADO
POSSIBLE DURING THE NEXT COUPLE OF HOURS EAST AND SOUTH OF A
CAMERON...HILLSBORO...CANTON LINE. THE NEXT ROUND OF SHOWERS AND
THUNDERSTORMS SHOULD COME IN FROM THE WEST LATE TONIGHT INTO
WEDNESDAY AS ANOTHER SHORTWAVE APPROACHES. THE FRONT WILL LIFT
BACK TO THE NORTH WEDNESDAY NIGHT...AND WE MAY SEE A DRY DAY
THURSDAY. ANOTHER COLD FRONT WILL ENTER NORTH TEXAS FRIDAY
ENHANCING RAIN CHANCES...THIS FRONT WILL MOVE INTO THE SOUTHERN
ZONES FRIDAY AFTERNOON...BUT WILL QUICKLY LIFT BACK TO THE NORTH
SATURDAY. YET ANOTHER FRONT IS EXPECTED MONDAY NIGHT AND TUESDAY.
WILL KEEP CHANCE OF SHOWERS AND THUNDERSTORMS SATURDAY THROUGH
TUESDAY.

58

&&

.PRELIMINARY POINT TEMPS/POPS...
DALLAS-FT. WORTH, TX  64  80  66  81  68 /  20  30  40  10  20
WACO, TX              66  80  68  81  69 /  20  20  30  10  20
PARIS, TX             62  80  64  82  66 /  10  30  40  20  20
DENTON, TX            63  79  67  80  68 /  20  30  40  10  20
MCKINNEY, TX          62  80  67  80  66 /  20  30  40  20  20
DALLAS, TX            64  79  68  81  68 /  20  30  40  10  20
TERRELL, TX           65  82  67  81  69 /  20  20  40  10  20
CORSICANA, TX         65  81  66  81  69 /  40  20  30  10  20
TEMPLE, TX            65  81  67  81  69 /  20  20  30  10  20

&&

.FWD WATCHES/WARNINGS/ADVISORIES...
NONE.

&&

58/58

Hazardous weather outlook, Apr 28, 4:05 PM CDT, 1 hour 16 minutes before

HAZARDOUS WEATHER OUTLOOK...UPDATED
NATIONAL WEATHER SERVICE FORT WORTH TX
405 PM CDT TUE APR 28 2009

TXZ091>095-100>107-115>123-129>135-141>148-156>162-174-175-291215-
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-
405 PM CDT TUE APR 28 2009

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTH TEXAS.

.DAY ONE...THIS AFTERNOON AND TONIGHT.

SCATTERED THUNDERSTORMS ARE EXPECTED ACROSS MAINLY THE SOUTHERN
HALF OF NORTH TEXAS FOR THE REMAINDER OF THE DAY. A FEW SEVERE
THUNDERSTORMS ARE POSSIBLE. THE STRONGEST STORMS WILL BE CAPABLE
OF PRODUCING SMALL HAIL...WIND GUSTS TO 60 MPH...AND FLASH
FLOODING. AN ISOLATED TORNADO IS ALSO POSSIBLE.

THERE IS ALSO A SLIGHT CHANCE FOR THUNDERSTORMS TONIGHT ACROSS
MAINLY THE WESTERN HALF OF NORTH TEXAS.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY.

THUNDERSTORM CHANCES WILL CONTINUE ACROSS NORTH TEXAS WEDNESDAY
THROUGH MONDAY AS SEVERAL UPPER LEVEL DISTURBANCES MOVE THROUGH THE
PLAINS. THERE IS A SLIGHT RISK FOR SEVERE THUNDERSTORMS WEDNESDAY
AFTERNOON MAINLY WEST OF INTERSTATE 35. LARGE HAIL AND DAMAGING
WINDS WILL BE THE MAIN THREATS ON WEDNESDAY.

.SPOTTER INFORMATION STATEMENT...
SOME SPOTTER ACTIVATION MAY BE REQUESTED THROUGH THE EVENING HOURS.

82/JLD

In the hours before

Special weather statement, Apr 28, 3:44 PM CDT, 1 hour 37 minutes before

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Local storm report, Apr 28, 4:12 PM CDT, 1 hour 9 minutes before

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Special weather statement, Apr 28, 4:12 PM CDT, 1 hour 9 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE FORT WORTH TX
412 PM CDT TUE APR 28 2009

TXZ147-161-282145-
FREESTONE TX-LIMESTONE TX-
412 PM CDT TUE APR 28 2009

...SIGNIFICANT WEATHER ADVISORY FOR...
  SOUTHWESTERN FREESTONE COUNTY
  EAST CENTRAL LIMESTONE COUNTY

AT 412 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
STRONG THUNDERSTORM 5 MILES SOUTH OF MEXIA...MOVING EAST-SOUTHEAST
AT 15 MPH.

CITIES IN THE PATH OF THIS STORM INCLUDE MEXIA...TEAGUE AND FORT
PARKER STATE PARK.

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

IF THIS STORM INTENSIFIES...A SEVERE WEATHER WARNING MAY BE NEEDED.

LAT...LON 3166 9618 3144 9625 3155 9659 3172 9654
TIME...MOT...LOC 2112Z 286DEG 13KT 3161 9647

Local storm report, Apr 28, 4:19 PM CDT, 1 hour 2 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE FORT WORTH TX
419 PM CDT TUE APR 28 2009

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

0326 PM     TORNADO          10 SE FRANKLIN          30.92N  96.37W
04/28/2009                   ROBERTSON          TX   PUBLIC

            PUBLIC REPORTS A TORNADO TOUCHDOWN AT OSR AND EDGE
            CUTOFF. RELAYED BY MEDIA

Local storm report, Apr 28, 4:34 PM CDT, 47 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE FORT WORTH TX
434 PM CDT TUE APR 28 2009

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

0430 PM     FLASH FLOOD      MEXIA                   31.68N  96.48W
04/28/2009                   LIMESTONE          TX   LAW ENFORCEMENT

            ROSS AVENUE AT HWY 14 IN MEXIA IS CLOSED TO DUE TO HIGH
            WATER.

Local storm report, Apr 28, 5:07 PM CDT, 14 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE FORT WORTH TX
507 PM CDT TUE APR 28 2009

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

0505 PM     FLASH FLOOD      HUBBARD                 31.85N  96.80W
04/28/2009                   HILL               TX   PUBLIC

            WATER OVER THE ROAD NEAR HUBBARD

The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 27, 7:25 PM CDT	River Flood Warning	FWD	Hunt	14 hr
Apr 28, 7:36 AM CDT	Dense Fog Advisory	FWD	Bosque, Collin, Comanche, Dallas, Delta, Eastland and 19 more	3 hr
Apr 28, 8:31 AM CDT	Areal Flood Advisory	FWD	Limestone	119 min
Apr 28, 9:43 AM CDT	Flash Flood Warning	FWD	Limestone	2 hr
Apr 28, 10:01 AM CDT	Areal Flood Advisory	FWD	Freestone	59 min
Apr 28, 10:39 AM CDT	Flash Flood Warning	FWD	Freestone	2 hr
Apr 28, 11:44 AM CDT	Areal Flood Warning	FWD	Limestone	3 hr
Apr 28, 11:47 AM CDT	River Flood Warning	FWD	Limestone	57 hr
Apr 28, 12:11 PM CDT	Special Weather Statement	FWD	Robertson	34 min
Apr 28, 12:20 PM CDT	Areal Flood Advisory	FWD	Falls, Robertson	85 min
Apr 28, 12:42 PM CDT	Areal Flood Warning	FWD	Freestone	3 hr
Apr 28, 1:34 PM CDT	Special Weather Statement	FWD	Robertson	26 min
Apr 28, 1:36 PM CDT	Flash Flood Warning	FWD	Robertson	114 min
Apr 28, 1:48 PM CDT	River Flood Warning	FWD	Leon, Robertson	5 days
Apr 28, 2:08 PM CDT	Flash Flood Warning	FWD	Bosque, Hill	4 hr
Apr 28, 2:50 PM CDT	Flash Flood Warning	FWD	Limestone	6 hr
Apr 28, 3:00 PM CDT	Tornado Warning	FWD	Robertson	30 min
Apr 28, 3:32 PM CDT	Tornado Warning	FWD	Leon, Robertson	43 min
Apr 28, 3:44 PM CDT	Special Weather Statement	FWD	Limestone	31 min
Apr 28, 4:02 PM CDT	Flash Flood Warning	FWD	Freestone	3 hr
Apr 28, 4:12 PM CDT	Special Weather Statement	FWD	Limestone	33 min
Apr 28, 4:13 PM CDT	Areal Flood Warning	FWD	Robertson	3 hr
Apr 28, 4:48 PM CDT	Flash Flood Warning	FWD	Freestone	2 hr
Apr 28, 6:07 PM CDT	Areal Flood Warning	FWD	Hill	3 hr
Apr 28, 6:41 PM CDT	Tornado Warning	FWD	Robertson	49 min

Nearby

Flash Flood Warnings in Texas, 2009 Every 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.