Alert archive / Texas / Flash Flood Warnings in 2009

Flash Flood Warning 93, NWS Fort Worth, TX

October 13, 2009Van Zandt County, Texas

NWS Fort Worth, TX issued this flash flood warning at Oct 13, 2009, 1:43 PM CDT for Van Zandt County, Texas. It was in force for 74 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 13, 2009, 1:43 PM CDT (18:43 UTC)
Expired: Oct 13, 2009, 2:57 PM CDT
In force: 74 min
Issued by: NWS Fort Worth, TX
Area: Storm-based polygon
Flood severity: None

County Van Zandt County, TX

The radar

The Dallas/Ft Worth radar (KFWS), 137 km from the middle of the area, began a volume at 18:42 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, 6.7 hours before the alert went out and 139 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: 1 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 439 m above ground
0-6 km bulk shear: 41 kt
0-1 km storm-relative helicity: 74 m²/s²
0-3 km storm-relative helicity: 54 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 Oct 13, 1:19 PM CDT, 24 minutes earlier.

Area forecast discussion, Oct 13, 1:19 PM CDT, 24 minutes before

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Hazardous weather outlook, Oct 13, 9:11 AM CDT, 4 hours 32 minutes before

HAZARDOUS WEATHER OUTLOOK...UPDATED
NATIONAL WEATHER SERVICE FORT WORTH TX
911 AM CDT TUE OCT 13 2009

TXZ091>095-100>107-115>123-129>135-141>148-156>162-174-175-141200-
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-
911 AM CDT TUE OCT 13 2009

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTH TEXAS.

.DAY ONE...TODAY AND TONIGHT.

A FLASH FLOOD WATCH IS IN EFFECT THROUGH 9 PM TONIGHT FOR
LOCATIONS EAST AND NORTH OF A LINE FROM SHERMAN TO CORSICANA TO
ATHENS. SCATTERED THUNDERSTORMS ARE EXPECTED TODAY AND TONIGHT.

PATCHY DENSE FOG WILL REDUCE VISIBILITIES TO ONE HALF MILE OR
LESS THIS MORNING. AREAS OF FOG REDUCING VISIBILITIES BELOW ONE
MILE WILL REDEVELOP TONIGHT.

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

THUNDERSTORMS ARE POSSIBLE GENERALLY EAST OF INTERSTATE 35 WEDNESDAY
THROUGH THURSDAY MORNING.

.SPOTTER INFORMATION STATEMENT...
SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

In the hours before

Local storm report, Oct 13, 10:45 AM CDT, 2 hours 58 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE FORT WORTH TX
1045 AM CDT TUE OCT 13 2009

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

1020 AM     FLASH FLOOD      SULPHUR SPRINGS         33.13N  95.60W
10/13/2009                   HOPKINS            TX   LAW ENFORCEMENT

            HIGH WATER ON FM 1870 SOUTH OF SULPHUR
            SPRINGS...NUMEROUS CITY STREETS INUNDATED

Local storm report, Oct 13, 10:50 AM CDT, 2 hours 53 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE FORT WORTH TX
1050 AM CDT TUE OCT 13 2009

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

1032 AM     FLASH FLOOD      ITASCA                  32.17N  97.15W
10/13/2009                   HILL               TX   LAW ENFORCEMENT

            NUMEROUS HIGHWAYS IMPASSABLE

Local storm report, Oct 13, 11:06 AM CDT, 2 hours 37 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE FORT WORTH TX
1106 AM CDT TUE OCT 13 2009

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

1103 AM     FLASH FLOOD      WAXAHACHIE              32.40N  96.85W
10/13/2009                   ELLIS              TX   EMERGENCY MNGR

            MULTIPLE STREETS IN AND AROUND WAXAHACIE CLOSED DUE TO
            HIGH WATER.

Local storm report, Oct 13, 11:16 AM CDT, 2 hours 27 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE FORT WORTH TX
1116 AM CDT TUE OCT 13 2009

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

1115 AM     FLASH FLOOD      2 N SULPHUR SPRINGS     33.16N  95.60W
10/13/2009                   HOPKINS            TX   LAW ENFORCEMENT

            HIGHWAY 19 JUST NORTH OF SULPHUR SPRINGS IS UNDER WATER

Local storm report, Oct 13, 11:59 AM CDT, 1 hour 44 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE FORT WORTH TX
1159 AM CDT TUE OCT 13 2009

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

1157 AM     FLASH FLOOD      TERRELL                 32.73N  96.28W
10/13/2009                   KAUFMAN            TX   LAW ENFORCEMENT

            SEVERAL ROADS AROUND THE COUNTY ARE STILL UNDER WATER
            AND CLOSED.

Local storm report, Oct 13, 12:04 PM CDT, 1 hour 39 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE FORT WORTH TX
1204 PM CDT TUE OCT 13 2009

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

1203 PM     FLASH FLOOD      WHITNEY                 31.97N  97.33W
10/13/2009                   HILL               TX   LAW ENFORCEMENT

            CLOSURES--FM309 COTTONWOOD CR...CR1258/1248/1240 NEAR
            WHITNEY

The office that day

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

Issued	Product	Office	Counties	Lasted
Oct 13, 8:10 AM CDT	Flash Flood Warning	FWD	Hill	2 hr
Oct 13, 8:58 AM CDT	River Flood Warning	FWD	Hunt	28 hr
Oct 13, 9:02 AM CDT	Flash Flood Warning	FWD	Hunt, Kaufman, Rains, Van Zandt	3 hr
Oct 13, 9:07 AM CDT	Flash Flood Watch	FWD	Collin, Dallas, Delta, Ellis, Fannin, Grayson and 9 more	10 hr
Oct 13, 9:17 AM CDT	Flash Flood Warning	FWD	Delta, Hopkins, Lamar	3 hr
Oct 13, 9:22 AM CDT	Areal Flood Advisory	FWD	Navarro	113 min
Oct 13, 9:35 AM CDT	Areal Flood Advisory	FWD	Dallas	115 min
Oct 13, 9:37 AM CDT	Flash Flood Warning	FWD	Ellis	3 hr
Oct 13, 10:05 AM CDT	River Flood Warning	FWD	Delta, Hopkins	5 days
Oct 13, 10:20 AM CDT	Areal Flood Advisory	FWD	Bosque	3 hr
Oct 13, 10:41 AM CDT	Flash Flood Warning	FWD	Hill	4 hr
Oct 13, 11:59 AM CDT	Flash Flood Warning	FWD	Kaufman	3 hr
Oct 13, 12:16 PM CDT	Flash Flood Warning	FWD	Hopkins	3 hr
Oct 13, 12:28 PM CDT	Areal Flood Advisory	FWD	Ellis	3 hr
Oct 13, 1:18 PM CDT	Areal Flood Advisory	FWD	Van Zandt	3 hr
Oct 13, 2:33 PM CDT	Areal Flood Advisory	FWD	Anderson	3 hr
Oct 13, 2:36 PM CDT	Areal Flood Advisory	FWD	Freestone	3 hr
Oct 13, 3:00 PM CDT	Areal Flood Warning	FWD	Hopkins, Kaufman, Van Zandt	4 hr
Oct 13, 3:24 PM CDT	Areal Flood Advisory	FWD	Limestone	3 hr
Oct 13, 4:11 PM CDT	River Flood Warning	FWD	Collin	15 hr
Oct 13, 4:11 PM CDT	River Flood Warning	FWD	Navarro	63 hr

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.