Alert archive / Texas / River Flood Warnings in 2018

River Flood Warning 43, NWS Fort Worth, TX

August 18, 2018Dallas County, Texas

NWS Fort Worth, TX issued this river flood warning at Aug 18, 2018, 7:41 PM CDT for Dallas County, Texas. It took effect at Aug 18, 2018, 8:19 PM CDT. It was in force for 15 hr.

The area

The counties it named.

The facts

Issued
Aug 18, 2018, 7:41 PM CDT (00:41 UTC)
In effect from
Aug 18, 2018, 8:19 PM CDT
Expired
Aug 19, 2018, 11:06 AM CDT
In force
15 hr
Issued by
NWS Fort Worth, TX
Area
Storm-based polygon
Flood severity
Minor

County Dallas County, TX

The radar

The Dallas/Ft Worth radar (KFWS), 54 km from the middle of the area, began a volume at 00:44 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 river

Written for the forecast point White Rock Creek at Dallas (DWRT2).

Action stage
78 ft
Minor stage
84 ft
Moderate stage
88 ft
Major stage
90 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 08057200, one reading an hour, from a day before the product to a day after it ended. Flood stages are today's.

What forecasters said that day

The local office's own words before this river 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 river flood warning went out at Aug 18, 6:49 PM CDT, 52 minutes earlier.

Area forecast discussion, Aug 18, 6:49 PM CDT, 52 minutes before
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Hazardous weather outlook, Aug 18, 3:40 PM CDT, 4 hours 1 minute before
Hazardous Weather Outlook
National Weather Service Fort Worth TX
340 PM CDT Sat Aug 18 2018

TXZ091>095-100>107-115>123-129>135-141>148-156>162-174-175-191215-
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-
340 PM CDT Sat Aug 18 2018

This Hazardous Weather Outlook is for North and Central Texas.

.DAY ONE...Tonight.
Scattered thunderstorms will continue through the early evening hours
north of I-20 and west of I-35. These storms will be capable of
producing strong downburst winds, frequent lightning, and locally
heavy rainfall.

Late tonight, thunderstorms may impact areas north of the I-
20 corridor. Lightning would be the primary hazard with this
activity.

.DAYS TWO THROUGH SEVEN...Sunday through Friday.
Thunderstorms may redevelop along or north of the I-20 corridor
Sunday afternoon. Any storms that develop would be capable of
producing strong downburst winds and frequent lightning.

More widespread thunderstorm chances will accompany a cold front
Sunday night into Monday. Strong storms will be possible across
portions of Central and East Texas Monday afternoon and evening.
Storm chances will linger Monday night into Tuesday morning as the
front exits the area.

.SPOTTER INFORMATION STATEMENT...
Limited spotter activation may be requested this evening north of
I-20 and west of I-35.

Dunn

In the hours before

Special weather statement, Aug 18, 5:22 PM CDT, 2 hours 19 minutes before
Special Weather Statement
National Weather Service Fort Worth TX
522 PM CDT SAT AUG 18 2018

TXZ116-117-182245-
Palo Pinto TX-Parker TX-
522 PM CDT SAT AUG 18 2018

...SIGNIFICANT WEATHER ADVISORY FOR SOUTHWESTERN PARKER AND EAST
CENTRAL PALO PINTO COUNTIES UNTIL 545 PM CDT...

At 522 PM CDT, Doppler radar was tracking a strong thunderstorm just
south of Mineral Wells. This storm was nearly stationary.

Dime size hail and winds in excess of 45 mph have been reported with
this storm.

Locations impacted include...
Mineral Wells, Cool, Mineral Wells State Park and Millsap.

LAT...LON 3265 9817 3284 9818 3290 9796 3263 9794
TIME...MOT...LOC 2222Z 267DEG 3KT 3276 9810

92
Special weather statement, Aug 18, 5:32 PM CDT, 2 hours 9 minutes before
Special Weather Statement
National Weather Service Fort Worth TX
532 PM CDT SAT AUG 18 2018

TXZ101-182300-
Jack TX-
532 PM CDT SAT AUG 18 2018

...SIGNIFICANT WEATHER ADVISORY FOR WESTERN JACK COUNTY UNTIL 600 PM
CDT...

At 532 PM CDT, Doppler radar was tracking a strong thunderstorm near
Bryson, or 12 miles northeast of Graham, moving east at 5 mph.

Nickel size hail and wind gusts of 50 to 55 mph will be possible with
this storm.

Locations impacted include...
Bryson.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Torrential rainfall is also occurring with this storm, and may lead
to localized flooding. Do not drive your vehicle through flooded
roadways.

Frequent cloud to ground lightning is occurring with this storm. Seek
a safe shelter inside a building or vehicle.

&&

LAT...LON 3312 9842 3346 9842 3346 9823 3315 9825
TIME...MOT...LOC 2232Z 266DEG 6KT 3322 9841

92
Special weather statement, Aug 18, 6:01 PM CDT, 1 hour 40 minutes before
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Special weather statement, Aug 18, 6:21 PM CDT, 1 hour 20 minutes before
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Local storm report, Aug 18, 6:37 PM CDT, 1 hour 4 minutes before
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Local storm report, Aug 18, 6:37 PM CDT, 1 hour 4 minutes before
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The office that day

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

IssuedProductOfficeCountiesLasted
Aug 18, 7:18 PM CDTAreal Flood AdvisoryFWDCollin, Dallas, Denton57 min
Aug 18, 7:25 PM CDTSpecial Weather StatementFWDTarrant35 min
Aug 18, 7:45 PM CDTSpecial Weather StatementFWDCollin30 min
Aug 18, 7:50 PM CDTSevere Thunderstorm WarningFWDCollin55 min
Aug 18, 8:00 PM CDTSpecial Weather StatementFWDYoung30 min
Aug 18, 8:14 PM CDTAreal Flood AdvisoryFWDCollin, Dallas, Denton61 min
Aug 18, 8:16 PM CDTSpecial Weather StatementFWDGrayson29 min
Aug 18, 8:32 PM CDTSpecial Weather StatementFWDHunt28 min
Aug 18, 8:59 PM CDTAreal Flood AdvisoryFWDHunt2 hr
Aug 19, 4:30 PM CDTSpecial Weather StatementFWDLamar30 min
Aug 19, 5:53 PM CDTSpecial Weather StatementFWDCoryell37 min

Nearby

River Flood Warnings in Texas, 2018Every river flood warning in 2018

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; radar from the NEXRAD Level II archive; the gauge from the NWS water service and the USGS.