Alert archive / Alabama / Flash Flood Watches in 2018

Flash Flood Watch 4, NWS Huntsville, AL

September 26, 201811 counties in Alabama; Franklin County, Lincoln County, Moore County, Tennessee

NWS Huntsville, AL issued this flash flood watch at Sep 26, 2018, 3:50 AM CDT for 11 counties in Alabama; Franklin County, Lincoln County, Moore County, Tennessee. It took effect at Sep 26, 2018, 7:00 AM CDT. It was in force for 35 hr.

The area

The counties it named.

The facts

Issued
Sep 26, 2018, 3:50 AM CDT (08:50 UTC)
In effect from
Sep 26, 2018, 7:00 AM CDT
Expired
Sep 27, 2018, 5:30 PM CDT
In force
35 hr
Issued by
NWS Huntsville, AL
Flood severity
None

Counties Colbert County, AL, Cullman County, AL, DeKalb County, AL, Franklin County, AL, Jackson County, AL, Lauderdale County, AL, Lawrence County, AL, Limestone County, AL, Madison County, AL, Marshall County, AL, Morgan County, AL, Franklin County, TN, Lincoln County, TN, Moore County, TN

The radar

The Northeast Alabama radar (KHTX), 69 km from the middle of the area, began a volume at 08:51 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.

What forecasters said that day

The local office's own words before this flash flood watch went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Huntsville, AL wrote its last area forecast discussion before this flash flood watch went out at Sep 26, 12:29 AM CDT, 3 hours 21 minutes earlier.

Area forecast discussion, Sep 26, 12:29 AM CDT, 3 hours 21 minutes before
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Hazardous weather outlook, Sep 25, 1:35 PM CDT, 14 hours 15 minutes before
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In the hours before

Special weather statement, Sep 26, 2:22 AM CDT, 1 hour 28 minutes before
Special Weather Statement
National Weather Service Huntsville AL
222 AM CDT WED SEP 26 2018

ALZ002-003-260800-
Franklin AL-Colbert AL-
222 AM CDT WED SEP 26 2018

...SIGNIFICANT WEATHER ADVISORY FOR WESTERN COLBERT AND NORTHWESTERN
FRANKLIN COUNTIES UNTIL 300 AM CDT...

At 221 AM CDT, Doppler radar was tracking a cluster of strong
thunderstorms centered near Belmont, or near Tishomingo State Park,
moving northeast at 30 mph.

Wind gusts of 30 to 40 mph will be possible with this cluster of
storms.

Locations impacted include...
Red Bay, Cherokee, Malone, Pogo, Mt Hester, Cedar Creek Reservoir,
Srygley Church, Maud, Allsboro and Halltown.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Strong gusty winds will be capable of knocking down small tree limbs
along with other small unsecured items. Seek safe shelter until this
cluster of storms has passed.

Very heavy rainfall is also occurring with this cluster of storms,
and may lead to localized flooding. Do not drive your vehicle
through flooded roadways.

Frequent cloud to ground lightning is occurring with this cluster of
storms. Lightning can strike several miles away from a thunderstorm.
Seek a safe shelter inside a building or vehicle.

&&

LAT...LON 3476 8812 3484 8799 3459 8779 3435 8817
TIME...MOT...LOC 0721Z 232DEG 27KT 3454 8818

70/DD

The office that day

Everything else NWS Huntsville, AL issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Sep 25, 7:00 PM CDTSpecial Weather StatementHUNMarshall45 min
Sep 25, 7:17 PM CDTSpecial Weather StatementHUNMadison43 min
Sep 26, 2:22 AM CDTSpecial Weather StatementHUNColbert38 min
Sep 26, 6:24 AM CDTSpecial Weather StatementHUNColbert, Franklin51 min
Sep 26, 6:44 AM CDTFlash Flood WarningHUNLawrence, Morgan91 min
Sep 26, 6:58 AM CDTFlash Flood WarningHUNDeKalb, Marshall92 min
Sep 26, 8:17 AM CDTFlash Flood WarningHUNMorgan118 min
Sep 26, 9:54 AM CDTFlash Flood WarningHUNMadison, Marshall79 min
Sep 25, 7:38 PM CDTSpecial Weather StatementHUNFranklin37 min
Sep 25, 8:00 PM CDTSpecial Weather StatementHUNFranklin45 min
Sep 25, 9:15 PM CDTSpecial Weather StatementHUNMarion15 min
Sep 26, 7:59 AM CDTFlash Flood WarningHUNFranklin, Lincoln, Moore91 min

Nearby

Flash Flood Watches in Alabama, 2018Flash Flood Watches in Tennessee, 2018Every flash flood watch 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.