Alert archive / Tennessee / River Flood Advisories in 2018

River Flood Advisory 79, NWS Nashville, TN

April 23, 2018Montgomery County, Tennessee

NWS Nashville, TN issued this river flood advisory at Apr 23, 2018, 8:33 PM CDT for Montgomery County, Tennessee. It was in force for 34 hr.

The area

The counties it named.

The facts

Issued: Apr 23, 2018, 8:33 PM CDT (01:33 UTC)
Expired: Apr 25, 2018, 6:55 AM CDT
In force: 34 hr
Issued by: NWS Nashville, TN

County Montgomery County, TN

The radar

The Ft Campbell radar (KHPX), 28 km from the middle of the area, began a volume at 01:33 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 Cumberland River at Clarksville (CKVT1).

Action stage: 40 ft
Minor stage: 46 ft
Moderate stage: 50 ft
Major stage: 55 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 03436500, 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 Apr 23, 6:33 PM CDT, 2 hours earlier.

Area forecast discussion, Apr 23, 6:33 PM CDT, 2 hours before

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Hazardous weather outlook, Apr 23, 3:54 PM CDT, 4 hours 39 minutes before

Hazardous Weather Outlook
National Weather Service Nashville TN
354 PM CDT Mon Apr 23 2018

TNZ005>011-023>034-056>066-075-077>080-093>095-241100-
Stewart-Montgomery-Robertson-Sumner-Macon-Clay-Pickett-Houston-
Humphreys-Dickson-Cheatham-Davidson-Wilson-Trousdale-Smith-
Jackson-Putnam-Overton-Fentress-Perry-Hickman-Lewis-Williamson-
Maury-Marshall-Rutherford-Cannon-De Kalb-White-Cumberland-Bedford-
Coffee-Warren-Grundy-Van Buren-Wayne-Lawrence-Giles-
354 PM CDT Mon Apr 23 2018

This Hazardous Weather Outlook is for portions of Middle
Tennessee.

.DAY ONE...This Afternoon and Tonight

Isolated flooding issues will continue this evening as storms
continue to train over areas mainly along and east of I-65. A few
area creeks and rivers are expected to rise to action stage and
may cause minor flooding.

Some strong storms will be possible through sunset. Gusty winds
and small hail are the main threats.

.DAYS TWO THROUGH SEVEN...Tuesday through Sunday

No hazardous weather is expected at this time.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will not be needed.

11

In the hours before

Local storm report, Apr 23, 4:11 PM CDT, 4 hours 22 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE NASHVILLE TN
411 PM CDT MON APR 23 2018

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

0400 PM     FLASH FLOOD      6 N HENDERSONVILLE      36.38N  86.60W
04/23/2018                   SUMNER             TN   EMERGENCY MNGR

            RECEIVED A REPORT OF SWIFT WATER RESCUESIN THE AREA OF
            NEW HOPE ROAD AND SANDY VALLEY ROAD.

&&

EVENT NUMBER OHX1800016

FBORDEN

Special weather statement, Apr 23, 4:42 PM CDT, 3 hours 51 minutes before

Special Weather Statement
National Weather Service Nashville TN
442 PM CDT MON APR 23 2018

TNZ007-232215-
Robertson TN-
442 PM CDT MON APR 23 2018

...SIGNIFICANT WEATHER ADVISORY FOR WESTERN ROBERTSON COUNTY UNTIL
515 PM CDT...

At 442 PM CDT, Doppler radar was tracking a strong thunderstorm near
Coopertown, or near Springfield, moving northwest at 20 mph.

Nickel size hail will be likely with this storm.

Locations impacted include...
Springfield, Greenbrier, Coopertown, Pleasant View, Adams and Cedar
Hill.

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 3645 8677 3637 8688 3639 8689 3638 8696
      3637 8697 3637 8699 3639 8701 3642 8707
      3647 8713 3652 8711 3655 8712 3655 8714
      3661 8712 3663 8713 3664 8710 3665 8693
TIME...MOT...LOC 2142Z 139DEG 18KT 3645 8692

27

Local storm report, Apr 23, 5:00 PM CDT, 3 hours 33 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE NASHVILLE TN
500 PM CDT MON APR 23 2018

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

0456 PM     FLASH FLOOD      1 SSE CALISTIA          36.50N  86.65W
04/23/2018                   ROBERTSON          TN   EMERGENCY MNGR

            STREET FLOODING WAS REPORTED ON HONEY RUN ROAD.

&&

EVENT NUMBER OHX1800017

FBORDEN

Local storm report, Apr 23, 5:04 PM CDT, 3 hours 29 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE NASHVILLE TN
504 PM CDT MON APR 23 2018

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

0445 PM     HEAVY RAIN       1 E OVERALL ACRES       35.83N  86.29W
04/23/2018  M2.50 INCH       RUTHERFORD         TN   SOCIAL MEDIA

            A TWITTER REPORT WITH A PICTURE OF 2.5 INCHES OF RAIN
            IN SOUTHEAST MURFREESBORO AREA.

&&

EVENT NUMBER OHX1800018

FBORDEN

Local storm report, Apr 23, 5:06 PM CDT, 3 hours 27 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE NASHVILLE TN
506 PM CDT MON APR 23 2018

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

0420 PM     FLASH FLOOD      LICKTON                 36.30N  86.81W
04/23/2018                   DAVIDSON           TN   BROADCAST MEDIA

            WIDESPREAD FLOODING IN THIS AREA

&&

EVENT NUMBER OHX1800019

UNGER

Local storm report, Apr 23, 6:58 PM CDT, 1 hour 35 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
Apr 23, 8:23 PM CDT	River Flood Advisory	OHX	Hickman	51 hr
Apr 23, 8:43 PM CDT	River Flood Advisory	OHX	Decatur, Hardin, Perry, Wayne	8 days
Apr 23, 10:39 PM CDT	River Flood Advisory	OHX	Perry	31 hr

Nearby

River Flood Advisories in Tennessee, 2018 Every river flood advisory 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.