Hazardous Weather Outlook
Issued by NWS Jackson, MS

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FLUS44 KJAN 162019
HWOJAN

Hazardous Weather Outlook
National Weather Service Jackson MS
319 PM CDT Wed Aug 16 2017

ARZ074-075-LAZ007>009-015-016-023>026-MSZ018-019-025-027-034>036-
040>042-047-172030-
Ashley-Chicot-Morehouse-West Carroll-East Carroll-Richland-
Madison LA-Franklin LA-Catahoula-Tensas-Concordia-Bolivar-
Sunflower-Leflore-Carroll-Washington-Humphreys-Holmes-Issaquena-
Sharkey-Yazoo-Warren-
319 PM CDT Wed Aug 16 2017

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

.DAY ONE...Tonight and Thursday

EXCESSIVE HEAT
THREAT...Elevated
TIMING...Thursday

Heat stress is expected Thursday as afternoon temperatures in the
lower 90s combine with high humidity to produce heat indices
between 105 to 109 degrees, mainly along & west of the I-55
corridor. A heat advisory is in effect for the outlook area 9AM
through 7PM.

(www.weather.gov/images/jan/graphicast/image3.png)

.DAYS TWO THROUGH SEVEN...Thursday night through Tuesday

The probability for widespread hazardous weather is low.

.SPOTTER CALL TO ACTION STATEMENT...
The activation of storm spotters, HAM radio operators, and
emergency management personnel in support of severe weather
operations is not expected through next Tuesday.

$$

MSZ032-038-045-046-051-052-057-058-066-074-172030-
Choctaw-Winston-Neshoba-Kemper-Newton-Lauderdale-Jasper-Clarke-
Jones-Forrest-
319 PM CDT Wed Aug 16 2017

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

.DAY ONE...Tonight and Thursday

FLOODING
THREAT...Limited
TIMING...Through the remainder of this afternoon

High moisture & slow moving thunderstorms will bring the risk for
locally heavy downpours & heavy rainfall. Due to some heavy rain
yesterday & not much break overall in rainfall, some flash
flooding could be possible, especially in areas that storms train
& linger.

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

.DAYS TWO THROUGH SEVEN...Thursday night through Tuesday

The probability for widespread hazardous weather is low.

.SPOTTER CALL TO ACTION STATEMENT...
The activation of storm spotters, HAM radio operators, and
emergency management personnel in support of severe weather
operations is not expected through next Tuesday.

$$

MSZ026-028-029-172030-
Grenada-Montgomery-Webster-
319 PM CDT Wed Aug 16 2017

This hazardous weather outlook is for portions of north central
Mississippi.

.DAY ONE...Tonight and Thursday

The probability for widespread hazardous weather is low.

.DAYS TWO THROUGH SEVEN...Thursday night through Tuesday

The probability for widespread hazardous weather is low.

.SPOTTER CALL TO ACTION STATEMENT...
The activation of storm spotters, HAM radio operators, and
emergency management personnel in support of severe weather
operations is not expected through next Tuesday.

$$

MSZ030-031-033-172030-
Clay-Lowndes-Oktibbeha-
319 PM CDT Wed Aug 16 2017

This hazardous weather outlook is for portions of northeast
Mississippi.

.DAY ONE...Tonight and Thursday

EXCESSIVE HEAT
THREAT...Limited
TIMING...Thursday

Heat stress is possible Thursday as afternoon temperatures in the
lower 90s combine with high humidity to produce heat indices near
105 degrees, mainly in the Golden Triangle.

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

.DAYS TWO THROUGH SEVEN...Thursday night through Tuesday

The probability for widespread hazardous weather is low.

.SPOTTER CALL TO ACTION STATEMENT...
The activation of storm spotters, HAM radio operators, and
emergency management personnel in support of severe weather
operations is not expected through next Tuesday.

$$

MSZ037-039-044-050-056-063>065-072-073-172030-
Attala-Noxubee-Leake-Scott-Smith-Lawrence-Jefferson Davis-
Covington-Marion-Lamar-
319 PM CDT Wed Aug 16 2017

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

.DAY ONE...Tonight and Thursday

FLOODING
THREAT...Limited
TIMING...Through the remainder of this afternoon

EXCESSIVE HEAT
THREAT...Limited
TIMING...Thursday

High moisture & slow moving thunderstorms will bring the risk for
locally heavy downpours & heavy rainfall. Due to some heavy rain
yesterday & not much break overall in rainfall, some flash
flooding could be possible, especially in areas that storms train
& linger.

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

Heat stress is possible Thursday as afternoon temperatures in the
lower 90s combine with high humidity to produce heat indices near
105 degrees, mainly along & east of the I-55 corridor.

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

.DAYS TWO THROUGH SEVEN...Thursday night through Tuesday

The probability for widespread hazardous weather is low.

.SPOTTER CALL TO ACTION STATEMENT...
The activation of storm spotters, HAM radio operators, and
emergency management personnel in support of severe weather
operations is not expected through next Tuesday.

$$

MSZ043-048-049-053>055-059>062-172030-
Madison MS-Hinds-Rankin-Claiborne-Copiah-Simpson-Jefferson-Adams-
Franklin MS-Lincoln-
319 PM CDT Wed Aug 16 2017

This hazardous weather outlook is for portions of central
Mississippi, south central Mississippi, and southwest
Mississippi.

.DAY ONE...Tonight and Thursday

FLOODING
THREAT...Limited
TIMING...Through the remainder of this afternoon

EXCESSIVE HEAT
THREAT...Elevated
TIMING...Thursday

High moisture & slow moving thunderstorms will bring the risk for
locally heavy downpours & heavy rainfall. Due to some heavy rain
yesterday & not much break overall in rainfall, some flash
flooding could be possible, especially in areas that storms train
& linger.

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

Heat stress is expected Thursday as afternoon temperatures in the
lower 90s combine with high humidity to produce heat indices
between 105 to 109 degrees, mainly along & west of the I-55
corridor. A heat advisory is in effect for the outlook area 9AM
through 7PM.

(www.weather.gov/images/jan/graphicast/image3.png)

.DAYS TWO THROUGH SEVEN...Thursday night through Tuesday

The probability for widespread hazardous weather is low.

.SPOTTER CALL TO ACTION STATEMENT...
The activation of storm spotters, HAM radio operators, and
emergency management personnel in support of severe weather
operations is not expected through next Tuesday.

$$

23

&&

...HAZARD LEGEND...

*EXCESSIVE HEAT*
Extreme...Maximum heat index greater than 110 degrees for 3 or
 more days in a row and/or air temperatures greater than 107
 degrees.
Significant...Maximum heat index greater than 110 degrees
 and/or air temperatures greater than 105 degrees.
Elevated...Maximum heat index 105 to 110 degrees and/or air
 temperatures greater than 103 degrees.
Limited...Maximum heat index near 105 degrees and/or air
 temperatures 100 to 103 degrees.

*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...
   www.weather.gov/jan
Stay Aware, Stay Safe NWS JAN Briefing Page...
   www.weather.gov/jan/safe
Latest Weather Briefing...
   www.weather.gov/jan/weather_briefing

Tropical page...
   www.weather.gov/jan/tropical
National Hurricane Center Home Page...
   www.nhc.noaa.gov/
Find NWS JAN on Facebook...
   www.facebook.com/NWSJacksonMS
Follow NWS JAN on Twitter...
   @NWSJacksonMS
Follow NWS JAN on Youtube...
   www.youtube.com/user/NWSJacksonMiss

...ADDITIONAL URLS FOR FLOODING ISSUES...

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

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

River Forecast Center...
   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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