Weather

Weather Update- Heavy Rains, Flash Flooding – Feb 20, 2019

feb20

DAY ONE…This Afternoon and Tonight A Flash Flood Watch remains in effect through late tonight for areas of the Mid-South east of the Mississippi River. Heavy rainfall is expected this morning and afternoon. Up to 1.50 inches of rain could fall, in addition to recent heavy rainfall. This may lead to flooding, rises in area rivers, and an increased potential for river flooding. .DAYS TWO THROUGH SEVEN…Thursday through Tuesday Additional heavy rainfall will be possible on Friday and Saturday. Another flood or flash flood watch may be needed. Severe thunderstorms are also possible Saturday into Saturday night. .SPOTTER INFORMATION STATEMENT… Spotter activation may be needed Saturday into Saturday night in support of severe weather operations.

Hazardous Weather Outlook

Hazardous Weather Outlook
National Weather Service Memphis TN
424 AM CST Wed Feb 20 2019

ARZ009-018-026>028-035-036-048-049-058-MOZ113-115-MSZ001>017-
020>024-TNZ001>004-019>022-048>055-088>092-211230-
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-
424 AM CST Wed Feb 20 2019

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

.DAY ONE...Today and Tonight

A Flash Flood Watch remains in effect through late tonight for
areas of the Mid-South east of the Mississippi River. Heavy
rainfall is expected this morning and afternoon. Up to 1.50 inches
of rain could fall, in addition to recent heavy rainfall. This
may lead to flooding, rises in area rivers, and an increased
potential for river flooding.

.DAYS TWO THROUGH SEVEN...Thursday through Tuesday

Additional heavy rainfall will be possible on Friday and
Saturday. Another flood or flash flood watch may be needed.

Severe thunderstorms are also possible Saturday into Saturday
night.

.SPOTTER INFORMATION STATEMENT...

Spotter activation may be needed Saturday into Saturday night in
support of severe weather operations.

Feb 20 3

Flash Flood Watch in effect through Thursday morning for all of the Mid-South…Rain, heavy at times, will continue in response to a persistent upper-level jet over the area. Abundant moisture over the area will result in rain rates well over an inch per hour. Heavy rain on top of saturated soil will likely result in flash flooding. Additional heavy rain later in the work may result in the need to extend the warning or the issuance of another warning.

Flash Flood Watch

Flood Watch
National Weather Service Memphis TN
406 AM CST Wed Feb 20 2019

...Flash Flood Watch remains in effect through late tonight for
much of the Mid-South...

.Rain, heavy at times, will continue to fall during the morning
and afternoon hours. This rain will fall over locations which have
experienced recent heavy rainfall, leaving them susceptible to
flash flooding.

MSZ001>017-020>024-TNZ001>004-019>022-048>055-088>092-202100-
/O.CAN.KMEG.FF.A.0001.000000T0000Z-190221T1200Z/
/O.NEW.KMEG.FF.A.0002.190220T1006Z-190221T1200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
DeSoto-Marshall-Benton MS-Tippah-Alcorn-Tishomingo-Tunica-Tate-
Prentiss-Coahoma-Quitman-Panola-Lafayette-Union-Pontotoc-Lee MS-
Itawamba-Tallahatchie-Yalobusha-Calhoun-Chickasaw-Monroe-Lake-
Obion-Weakley-Henry-Dyer-Gibson-Carroll-Benton TN-Lauderdale-
Tipton-Haywood-Crockett-Madison-Chester-Henderson-Decatur-Shelby-
Fayette-Hardeman-McNairy-Hardin-
Including the cities of Southaven, Olive Branch, Holly Springs,
Ashland, Ripley MS, Corinth, Iuka, Tunica, Senatobia, Booneville,
Clarksdale, Marks, Batesville, Oxford, New Albany, Pontotoc,
Tupelo, Fulton, Charleston, Water Valley, Coffeeville, Bruce,
Calhoun City, Houston, Okolona, Amory, Aberdeen, Tiptonville,
Union City, Martin, Dresden, Paris, Dyersburg, Humboldt, Milan,
Huntingdon, Camden, Ripley TN, Covington, Brownsville, Alamo,
Jackson, Henderson, Lexington, Parsons, Decaturville, Bartlett,
Germantown, Collierville, Memphis, Millington, Somerville,
Oakland, Bolivar, Selmer, and Savannah
406 AM CST Wed Feb 20 2019

...FLASH FLOOD WATCH IN EFFECT THROUGH LATE TONIGHT...

The Flash Flood Watch continues for

* Portions of North Mississippi and West Tennessee, including the
  following areas, in North Mississippi, Alcorn, Benton, Calhoun,
  Chickasaw, Coahoma, DeSoto, Itawamba, Lafayette, Lee, Marshall,
  Monroe, Panola, Pontotoc, Prentiss, Quitman, Tallahatchie,
  Tate, Tippah, Tishomingo, Tunica, Union, and Yalobusha. In West
  Tennessee, Benton, Carroll, Chester, Crockett, Decatur, Dyer,
  Fayette, Gibson, Hardeman, Hardin, Haywood, Henderson, Henry,
  Lake, Lauderdale, Madison, McNairy, Obion, Shelby, Tipton, and
  Weakley.

* Through late tonight

* Up to 1.50 inches of rain is expected across the Flash Flood
  Watch area.

* Street flooding will be a hazard for travelers. Low-lying and
  poor drainage areas will be at risk for flash flooding, as well
  as small streams.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Flash Flood Watch means that conditions may develop that lead
to flash flooding. Flash flooding is a VERY DANGEROUS SITUATION.

You should monitor later forecasts and be prepared to take action
should Flash Flood Warnings be issued.


feb20 2

Several rounds of rain Today through Saturday will likely result in both areal flooding and flash flooding and exacerbate river flooding. Amounts: generally 4-8 inches, heaviest along the Interstate 40 corridor. Impacts: Flooding of some roads, low lying areas, and poor drainage area can be expected. Areas that do not typically flood could also become flooded. Numerous rivers are in flood stage. To take a look at these river stages and hydrographs head to our rivers tab.


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Detailed Forecast

Today
Showers and possibly a thunderstorm. High near 61. South wind 5 to 10 mph becoming west in the afternoon. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Tonight
A 20 percent chance of showers before midnight. Mostly cloudy, with a low around 39. West northwest wind around 5 mph becoming north northeast after midnight.
Thursday
Showers likely, mainly after noon. Mostly cloudy, with a high near 54. Northeast wind 5 to 10 mph. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.
Thursday Night
Showers and possibly a thunderstorm. Low around 47. East wind 5 to 10 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three-quarters of an inch possible.
Friday
Showers and possibly a thunderstorm. High near 63. East southeast wind around 5 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Friday Night
Showers and possibly a thunderstorm. Low around 59. South wind 5 to 10 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Saturday
Showers and thunderstorms. High near 73. South wind 10 to 15 mph. Chance of precipitation is 90%.
Saturday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 44. West southwest wind 10 to 15 mph.
Sunday
Sunny, with a high near 59.
Sunday Night
Mostly clear, with a low around 37.
Monday
Sunny, with a high near 57.
Monday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 43.
Tuesday
A 30 percent chance of showers. Mostly cloudy, with a high near 61.

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