Alert archive / Texas / Flash Flood Warnings in 2010

Flash Flood Warning 71, NWS Fort Worth, TX

September 8, 2010Dallas County, Ellis County, Navarro County, Texas

NWS Fort Worth, TX issued this flash flood warning at Sep 8, 2010, 12:50 PM CDT for Dallas County, Ellis County, Navarro County, Texas. It was in force for 3 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: Sep 8, 2010, 12:50 PM CDT (17:50 UTC)
Expired: Sep 8, 2010, 3:45 PM CDT
In force: 3 hr
Issued by: NWS Fort Worth, TX
Area: Storm-based polygon
Flood severity: None

Counties Dallas County, TX, Ellis County, TX, Navarro County, TX

The radar

The Dallas/Ft Worth radar (KFWS), 62 km from the middle of the area, began a volume at 17:53 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, 5.8 hours before the alert went out and 75 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: 45 J/kg
Mixed-layer CIN: 0 J/kg
Mixed-layer LCL: 457 m above ground
0-6 km bulk shear: 45 kt
0-1 km storm-relative helicity: 281 m²/s²
0-3 km storm-relative helicity: 315 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.2

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 Sep 8, 11:14 AM CDT, 1 hour 36 minutes earlier.

Area forecast discussion, Sep 8, 11:14 AM CDT, 1 hour 36 minutes before

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Hazardous weather outlook, Sep 8, 11:35 AM CDT, 1 hour 15 minutes before

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In the hours before

Local storm report, Sep 8, 11:23 AM CDT, 1 hour 27 minutes before

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Local storm report, Sep 8, 11:40 AM CDT, 1 hour 10 minutes before

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Local storm report, Sep 8, 11:57 AM CDT, 53 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE FORT WORTH TX
1157 AM CDT WED SEP 08 2010

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

1154 AM     FLASH FLOOD      ARLINGTON               32.73N  97.12W
09/08/2010                   TARRANT            TX   BROADCAST MEDIA

            HIGH WATER RESCUE AND EVACUATION OF WILLOW APARTMENTS IN
            ARLINGTON AT GREEN OAKS AND BOWEN

Local storm report, Sep 8, 12:12 PM CDT, 38 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE FORT WORTH TX
1212 PM CDT WED SEP 08 2010

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

1211 PM     FLASH FLOOD      LANCASTER               32.60N  96.75W
09/08/2010                   DALLAS             TX   LAW ENFORCEMENT

            HIGH WATER RESCUE IN LANCASTER

Local storm report, Sep 8, 12:30 PM CDT, 20 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE FORT WORTH TX
1230 PM CDT WED SEP 08 2010

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

1211 PM     TSTM WND GST     SEAGOVILLE              32.63N  96.53W
09/08/2010  M65 MPH          DALLAS             TX   TRAINED SPOTTER

            65 MPH WIND GUST REPORTED AT 175 AND HALL STREET IN
            SEAGOVILLE

Local storm report, Sep 8, 12:31 PM CDT, 19 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE FORT WORTH TX
1231 PM CDT WED SEP 08 2010

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

1225 PM     FLASH FLOOD      DAWSON                  31.88N  96.72W
09/08/2010                   NAVARRO            TX   EMERGENCY MNGR

            RISING WATER NEAR RESIDENTIAL AREAS ON FM 709 S NEAR
            DAWSON

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, 10:34 PM CDT	Tornado Warning	FWD	Hamilton	21 min
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, 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

Flash Flood Warnings in Texas, 2010 Every flash flood warning 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.