Hazardous Weather Outlook
Issued by NWS Jackson, MS

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FLUS44 KJAN 210850
HWOJAN

Hazardous Weather Outlook
National Weather Service Jackson MS
350 AM CDT Sat Apr 21 2018

ARZ074-075-LAZ007>009-015-016-023>026-MSZ018-019-025-034-035-
040>042-047-053-059>061-220900-
Ashley-Chicot-Morehouse-West Carroll-East Carroll-Richland-
Madison LA-Franklin LA-Catahoula-Tensas-Concordia-Bolivar-
Sunflower-Leflore-Washington-Humphreys-Issaquena-Sharkey-Yazoo-
Warren-Claiborne-Jefferson-Adams-Franklin MS-
350 AM CDT Sat Apr 21 2018

This hazardous weather outlook is for portions of southeast
Arkansas, northeast Louisiana, central Mississippi, north central
Mississippi, northwest Mississippi, southwest Mississippi, and
west central Mississippi.

.DAY ONE...Today and Tonight

FLOODING
THREAT...Limited
TIMING...Tonight

Flash flooding is possible tonight and into the early morning
hours Sunday as a storm system moves east across the outlook area.
Heavy rainfall totals of 1 to 2 inches, with locally higher
amounts, will be possible.

(https://www.weather.gov/images/jan/graphicast/image1.png)

.DAYS TWO THROUGH SEVEN...Sunday through Friday

Flash flooding is possible tonight and into the early morning
hours Sunday as a storm system moves east across the outlook area.
Heavy rainfall totals of 1 to 2 inches, with locally higher
amounts, will be possible.

(https://www.weather.gov/images/jan/graphicast/image1.png)

Isolated severe storms are possible on Sunday, mainly east of a
Concordia to Madison Parish in Louisiana to Leflore County line in
Mississippi. Damaging wind gusts, hail up to quarter size, and a
tornado or two cannot be ruled out. This will mainly be confined
to the mid-morning through evening hours.

(https://www.weather.gov/images/jan/graphicast/image2.png)

.SPOTTER CALL TO ACTION STATEMENT...
The activation of storm spotters, HAM radio operators, and
emergency management personnel in support of severe weather
operations may be needed for portions of the region Sunday.

$$

MSZ026>033-036>039-043>046-048>052-054>058-062>066-072>074-220900-
Grenada-Carroll-Montgomery-Webster-Clay-Lowndes-Choctaw-Oktibbeha-
Holmes-Attala-Winston-Noxubee-Madison MS-Leake-Neshoba-Kemper-
Hinds-Rankin-Scott-Newton-Lauderdale-Copiah-Simpson-Smith-Jasper-
Clarke-Lincoln-Lawrence-Jefferson Davis-Covington-Jones-Marion-
Lamar-Forrest-
350 AM CDT Sat Apr 21 2018

This hazardous weather outlook is for portions of central
Mississippi, east central Mississippi, north central Mississippi,
northeast Mississippi, south central Mississippi, and southeast
Mississippi.

.DAY ONE...Today and Tonight

The probability for widespread hazardous weather is low.

.DAYS TWO THROUGH SEVEN...Sunday through Friday

Flash flooding is possible during the early morning hours Sunday
through Sunday evening as a storm system moves east across the
outlook area. Heavy rainfall totals of 1 to 2 inches, with locally
higher amounts, will be possible.

(https://www.weather.gov/images/jan/graphicast/image1.png)

Isolated severe storms are possible on Sunday, mainly east of a
Concordia to Madison Parish in Louisiana to Leflore County line in
Mississippi. Damaging wind gusts, hail up to quarter size, and a
tornado or two cannot be ruled out. This will mainly be confined
to the mid-morning through evening hours.

(https://www.weather.gov/images/jan/graphicast/image2.png)

.SPOTTER CALL TO ACTION STATEMENT...
The activation of storm spotters, HAM radio operators, and
emergency management personnel in support of severe weather
operations may be needed for portions of the region Sunday.

$$

23

&&

...HAZARD LEGEND...

*FLOODING*
Extreme...Confident in significant flooding.
Significant...Significant flooding possible.
Elevated...Confident in flooding.
Limited...Flooding possible.


...USEFUL WEATHER WEB PAGES (URLS)...

NWS JAN Home page...
   https://www.weather.gov/jan
Stay Aware, Stay Safe NWS JAN Briefing Page...
   https://www.weather.gov/jan/safe
Latest Weather Briefing...
   https://www.weather.gov/jan/weather_briefing

Find NWS JAN on Facebook...
   https://www.facebook.com/NWSJacksonMS
Follow NWS JAN on Twitter...
   @NWSJacksonMS
Follow NWS JAN on Youtube...
   https://www.youtube.com/user/NWSJacksonMiss

...ADDITIONAL URLS FOR FLOODING ISSUES...

Current Watches and Warnings...
   https://www.weather.gov/jan/safe_HeavyRain

Observed Precipitation Images...
   https://www.weather.gov/jan/precipmaps

River Forecast Center...
   https://www.weather.gov/lmrfc/
Significant River Flood Outlook...
   www.wpc.ncep.noaa.gov/nationalfloodoutlook/index.html
Day 1 through 3 Excessive Rainfall...
   www.wpc.ncep.noaa.gov/qpf/excess_rain.shtml
Excessive Rainfall Discussion...
   www.wpc.ncep.noaa.gov/discussions/qpferd.html
Day 1 through 7 QPF...
   www.wpc.ncep.noaa.gov/qpf/qpf2.shtml
QPF Discussion...
   www.wpc.ncep.noaa.gov/discussions/qpfpfd.html


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