Alert archive / Tennessee / River Flood Advisories in 2020

River Flood Advisory 92, NWS Nashville, TN

March 20, 2020Davidson County, Tennessee

NWS Nashville, TN issued this river flood advisory at Mar 20, 2020, 4:37 PM CDT for Davidson County, Tennessee. It was in force for 8 days.

The area

The counties it named.

The facts

Issued: Mar 20, 2020, 4:37 PM CDT (21:37 UTC)
Expired: Mar 29, 2020, 2:24 AM CDT
In force: 8 days
Issued by: NWS Nashville, TN
Area: Storm-based polygon

County Davidson County, TN

The radar

The Nashville radar (KOHX), 21 km from the middle of the area, began a volume at 21:37 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 Stones River near Donelson (DONT1). The gauge peaked at 24.83 ft at Mar 26, 2020, 12:00 AM CDT.

Action stage: 20 ft
Minor stage: 35 ft
Moderate stage: 41 ft
Major stage: 46 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 03430200, 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 advisory went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Nashville, TN wrote its last area forecast discussion before this river flood advisory went out at Mar 20, 2:55 PM CDT, 1 hour 42 minutes earlier.

Area forecast discussion, Mar 20, 2:55 PM CDT, 1 hour 42 minutes before

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Hazardous weather outlook, Mar 20, 2:36 PM CDT, 2 hours 1 minute before

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In the hours before

Special weather statement, Mar 20, 11:11 AM CDT, 5 hours 26 minutes before

Special Weather Statement
National Weather Service Nashville TN
1111 AM CDT Fri Mar 20 2020

TNZ031>033-201700-
Putnam TN-Overton TN-Jackson TN-
1111 AM CDT Fri Mar 20 2020

...SIGNIFICANT WEATHER ADVISORY FOR CENTRAL OVERTON...SOUTHEASTERN
JACKSON AND NORTH CENTRAL PUTNAM COUNTIES UNTIL NOON CDT...

At 1110 AM CDT, Doppler radar was tracking a strong thunderstorm near
Gainesboro, moving east at 35 mph.

Winds in excess of 40 mph will be possible with this storm.

Locations impacted include...
Livingston, Gainesboro, Crawford, Rickman and Cummins Falls State
Park.

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.

&&

LAT...LON 3624 8511 3625 8565 3638 8565 3646 8516
TIME...MOT...LOC 1610Z 266DEG 30KT 3633 8556

Shamburger

Special weather statement, Mar 20, 11:47 AM CDT, 4 hours 50 minutes before

Special Weather Statement
National Weather Service Nashville TN
1147 AM CDT Fri Mar 20 2020

TNZ011-033-034-201730-
Fentress TN-Overton TN-Pickett TN-
1147 AM CDT Fri Mar 20 2020

...SIGNIFICANT WEATHER ADVISORY FOR NORTHEASTERN OVERTON...CENTRAL
PICKETT AND FENTRESS COUNTIES UNTIL 1230 PM CDT...

At 1146 AM CDT, Doppler radar was tracking a strong thunderstorm 9
miles east of Livingston, moving east at 40 mph.

Wind gusts up to 50 mph will be possible with this storm.

Locations impacted include...
Jamestown, Allardt, Crawford and Grimsley.

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.

&&

LAT...LON 3637 8470 3638 8472 3637 8473 3635 8473
      3635 8474 3633 8474 3633 8477 3632 8479
      3630 8480 3629 8487 3625 8488 3626 8526
      3645 8527 3653 8473 3643 8469 3641 8466
      3640 8466
TIME...MOT...LOC 1646Z 265DEG 34KT 3634 8516

Shamburger

Special weather statement, Mar 20, 12:12 PM CDT, 4 hours 25 minutes before

Special Weather Statement
National Weather Service Nashville TN
1212 PM CDT Fri Mar 20 2020

TNZ008-201800-
Sumner TN-
1212 PM CDT Fri Mar 20 2020

...SIGNIFICANT WEATHER ADVISORY FOR NORTHEASTERN SUMNER COUNTY UNTIL
100 PM CDT...

At 1212 PM CDT, Doppler radar was tracking a strong thunderstorm near
Portland, or 13 miles north of Gallatin, moving east at 25 mph.

Winds in excess of 40 mph will be possible with this storm.

Locations impacted include...
Westmoreland, Portland, Oak Grove and Bethpage.

LAT...LON 3664 8620 3653 8622 3652 8621 3650 8622
      3648 8624 3649 8655 3660 8657 3665 8640
TIME...MOT...LOC 1712Z 261DEG 20KT 3656 8651

Shamburger

Special weather statement, Mar 20, 12:39 PM CDT, 3 hours 58 minutes before

Special Weather Statement
National Weather Service Nashville TN
1239 PM CDT Fri Mar 20 2020

TNZ008-009-201845-
Sumner TN-Macon TN-
1239 PM CDT Fri Mar 20 2020

...SIGNIFICANT WEATHER ADVISORY FOR NORTHEASTERN SUMNER AND NORTHERN
MACON COUNTIES UNTIL 145 PM CDT...

At 1239 PM CDT, Doppler radar was tracking a strong thunderstorm
near Westmoreland, or 14 miles west of Lafayette, moving east at 30
mph.

Winds in excess of 40 mph will be possible with this storm.

Locations impacted include...
Westmoreland.

LAT...LON 3662 8579 3656 8581 3655 8635 3665 8635
TIME...MOT...LOC 1739Z 263DEG 25KT 3659 8628

Shamburger

Special weather statement, Mar 20, 1:22 PM CDT, 3 hours 15 minutes before

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Local storm report, Mar 20, 1:56 PM CDT, 2 hours 41 minutes before

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The office that day

Everything else NWS Nashville, TN issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Mar 20, 3:22 AM CDT	Special Weather Statement	OHX	Stewart	23 min
Mar 20, 3:53 AM CDT	Special Weather Statement	OHX	Cheatham	37 min
Mar 20, 10:08 AM CDT	Special Weather Statement	OHX	Smith	37 min
Mar 20, 11:11 AM CDT	Special Weather Statement	OHX	Overton	49 min
Mar 20, 11:24 AM CDT	Tornado Warning	OHX	Overton, Putnam	18 min
Mar 20, 11:47 AM CDT	Special Weather Statement	OHX	Fentress	43 min
Mar 20, 12:10 PM CDT	Tornado Warning	OHX	Fentress	24 min
Mar 20, 12:12 PM CDT	Special Weather Statement	OHX	Sumner	48 min
Mar 20, 12:39 PM CDT	Special Weather Statement	OHX	Macon	66 min
Mar 20, 12:57 PM CDT	Flash Flood Watch	OHX	Bedford, Cannon, Coffee, Cumberland, Davidson, DeKalb and 20 more	7 hr
Mar 20, 1:22 PM CDT	Special Weather Statement	OHX	Putnam	23 min
Mar 20, 1:43 PM CDT	Areal Flood Advisory	OHX	Perry, Wayne	3 hr
Mar 20, 3:48 PM CDT	Areal Flood Advisory	OHX	Davidson, Rutherford, Wilson	3 hr
Mar 20, 4:55 PM CDT	River Flood Advisory	OHX	Davidson	34 hr

Nearby

River Flood Advisories in Tennessee, 2020 Every river flood advisory in 2020

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.