Alert archive / Tennessee / River Flood Warnings in 2020

River Flood Warning 55, NWS Memphis, TN

February 12, 20205 counties in Tennessee

NWS Memphis, TN issued this river flood warning at Feb 12, 2020, 5:00 PM CST for 5 counties in Tennessee. It took effect at Feb 14, 2020, 12:32 PM CST. It was in force for 9 days.

The area

The counties it named.

The facts

Issued: Feb 12, 2020, 5:00 PM CST (23:00 UTC)
In effect from: Feb 14, 2020, 12:32 PM CST
Expired: Feb 23, 2020, 3:10 PM CST
In force: 9 days
Issued by: NWS Memphis, TN
Area: Storm-based polygon
Flood severity: Minor

Counties Benton County, TN, Henry County, TN, Houston County, TN, Humphreys County, TN, Stewart County, TN

The radar

The Ft Campbell radar (KHPX), 80 km from the middle of the area, began a volume at 23:03 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 Tennessee River at Johnsonville (NJNT1).

Action stage: 360 ft
Minor stage: 361.5 ft
Moderate stage: 366 ft
Major stage: 370 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 03605000, 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 Memphis, TN wrote its last area forecast discussion before this river flood warning went out at Feb 12, 3:10 PM CST, 1 hour 50 minutes earlier.

Area forecast discussion, Feb 12, 3:10 PM CST, 1 hour 50 minutes before

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Hazardous weather outlook, Feb 12, 3:54 AM CST, 13 hours 6 minutes before

Hazardous Weather Outlook
National Weather Service Memphis TN
354 AM CST Wed Feb 12 2020

ARZ009-018-026>028-035-036-048-049-058-MOZ113-115-MSZ001>017-
020>024-TNZ001>004-019>022-048>055-088>092-131200-
Alcorn-Benton MS-Benton TN-Calhoun-Carroll-Chester-Chickasaw-Clay-
Coahoma-Craighead-Crittenden-Crockett-Cross-DeSoto-Decatur-
Dunklin-Dyer-Fayette-Gibson-Greene-Hardeman-Hardin-Haywood-
Henderson-Henry-Itawamba-Lafayette-Lake-Lauderdale-Lee AR-Lee MS-
Madison-Marshall-McNairy-Mississippi-Monroe-Obion-Panola-Pemiscot-
Phillips-Poinsett-Pontotoc-Prentiss-Quitman-Shelby-St. Francis-
Tallahatchie-Tate-Tippah-Tipton-Tishomingo-Tunica-Union-Weakley-
Yalobusha-
354 AM CST Wed Feb 12 2020

This hazardous weather outlook is for portions of East Arkansas...
the Missouri Bootheel...North Mississippi...and West Tennessee.

.DAY ONE...Today and Tonight

A second round of moderate to occasionally heavy rain will
increase the threat for flash flooding over the Mid-South today
into tonight.

There is a chance for strong to severe storms this afternoon
across Northeast Mississippi. The main threats will be damaging
winds and an isolated tornado.

.DAYS TWO THROUGH SEVEN...Thursday through Tuesday

The probability of widespread hazardous weather is low.

.SPOTTER INFORMATION STATEMENT...

Spotter activation may be needed this afternoon.

KRM

In the hours before

Special weather statement, Feb 12, 2:18 PM CST, 2 hours 42 minutes before

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Special weather statement, Feb 12, 2:19 PM CST, 2 hours 41 minutes before

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Special weather statement, Feb 12, 2:51 PM CST, 2 hours 9 minutes before

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Special weather statement, Feb 12, 3:15 PM CST, 1 hour 45 minutes before

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Special weather statement, Feb 12, 3:34 PM CST, 1 hour 26 minutes before

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Special weather statement, Feb 12, 4:16 PM CST, 44 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Feb 11, 8:03 PM CST	River Flood Warning	MEG	Calhoun	14 hr
Feb 12, 9:16 AM CST	River Flood Warning	MEG	Quitman	4 days
Feb 12, 9:16 AM CST	River Flood Warning	MEG	Quitman	5 days
Feb 12, 9:16 AM CST	River Flood Warning	MEG	Tallahatchie	48 hr
Feb 12, 2:18 PM CST	Special Weather Statement	MEG	Lafayette, Marshall, Panola	42 min
Feb 12, 2:19 PM CST	Special Weather Statement	MEG	DeSoto, Quitman	41 min
Feb 12, 2:51 PM CST	Special Weather Statement	MEG	Benton, Pontotoc, Tippah, Union	39 min
Feb 12, 3:15 PM CST	Special Weather Statement	MEG	Calhoun	45 min
Feb 12, 3:34 PM CST	Special Weather Statement	MEG	Alcorn, Chickasaw, Itawamba, Lee, Monroe, Pontotoc and 2 more	41 min
Feb 12, 4:16 PM CST	Special Weather Statement	MEG	Itawamba, Monroe, Tishomingo	44 min
Feb 12, 5:05 PM CST	Special Weather Statement	MEG	Monroe	25 min

Nearby

River Flood Warnings in Tennessee, 2020 Every river flood warning 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.