788  
FLUS44 KJAN 262019  
HWOJAN  
 
HAZARDOUS WEATHER OUTLOOK  
NATIONAL WEATHER SERVICE JACKSON MS  
319 PM CDT WED JUL 26 2017  
 
ARZ074-075-LAZ007>009-015-016-023>026-MSZ018-019-025>029-032-  
034>037-040>044-047>050-053>055-059>063-272030-  
ASHLEY-CHICOT-MOREHOUSE-WEST CARROLL-EAST CARROLL-RICHLAND-  
MADISON LA-FRANKLIN LA-CATAHOULA-TENSAS-CONCORDIA-BOLIVAR-  
SUNFLOWER-LEFLORE-GRENADA-CARROLL-MONTGOMERY-WEBSTER-CHOCTAW-  
WASHINGTON-HUMPHREYS-HOLMES-ATTALA-ISSAQUENA-SHARKEY-YAZOO-  
MADISON MS-LEAKE-WARREN-HINDS-RANKIN-SCOTT-CLAIBORNE-COPIAH-  
SIMPSON-JEFFERSON-ADAMS-FRANKLIN MS-LINCOLN-LAWRENCE-  
319 PM CDT WED JUL 26 2017  
 
THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTHEAST  
ARKANSAS, NORTHEAST LOUISIANA, CENTRAL MISSISSIPPI, NORTH CENTRAL  
MISSISSIPPI, NORTHWEST MISSISSIPPI, SOUTH CENTRAL MISSISSIPPI,  
SOUTHWEST MISSISSIPPI, AND WEST CENTRAL MISSISSIPPI.  
   
DAY ONE
 
TONIGHT AND THURSDAY  
 
EXCESSIVE HEAT  
THREAT...ELEVATED  
TIMING...THURSDAY  
 
HEAT STRESS CONCERNS WILL INCREASE THURSDAY AS TEMPERATURES  
INCREASE INTO THE MID-UPPER 90S. HEAT INDEX VALUES WILL PEAK NEAR  
106 TO 109 DEGREES. A HEAT ADVISORY IS IN EFFECT CONTINUING  
THURSDAY MORNING THROUGH FRIDAY MORNING. HEAT STRESS WILL BE ON  
THE RISE AND HEAT ILLNESSES WILL BE POSSIBLE IN THE ADVISORY AREA.  
 
(WWW.WEATHER.GOV/IMAGES/JAN/GRAPHICAST/IMAGE2.PNG)  
   
DAYS TWO THROUGH SEVEN
 
THURSDAY NIGHT THROUGH TUESDAY  
 
HEAT STRESS CONCERNS WILL CONTINUE FRIDAY AS TEMPERATURES INCREASE  
INTO THE MID-UPPER 90S. HEAT INDEX VALUES WILL PEAK NEAR 106 TO  
109 DEGREES BUT LIKELY SOUTH OF THE HIGHWAY 82 CORRIDOR. A HEAT  
ADVISORY WILL LIKELY BE NEEDED ON FRIDAY. HEAT STRESS WILL BE  
CONTINUE AND HEAT ILLNESSES WILL BE POSSIBLE.  
 
(WWW.WEATHER.GOV/IMAGES/JAN/GRAPHICAST/IMAGE2.PNG)  
 
A COLD FRONT WILL MOVE DOWN INTO THE AREA FRIDAY AFTERNOON AND  
OVERNIGHT INTO SATURDAY. AHEAD OF THE COLD FRONT, SOME ISOLATED  
STRONG TO SEVERE STORMS ARE POSSIBLE, MAINLY NORTH OF THE I-20  
CORRIDOR. THE MAIN THREAT WITH THESE STORMS WILL BE DAMAGING  
WINDS.  
 
IN ADDITION, HIGH MOISTURE AHEAD OF THE FRONT WILL BRING THE RISK  
FOR HEAVY RAINFALL AND FLASH FLOODING ACROSS THE ENTIRE REGION  
FRIDAY NIGHT AND SHIFTING TO ALONG AND SOUTH OF THE I-20 CORRIDOR  
BY SATURDAY.  
 
(WWW.WEATHER.GOV/IMAGES/JAN/GRAPHICAST/IMAGE3.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 FRIDAY  
THROUGH FRIDAY NIGHT.  
 

 
 
MSZ030-031-033-038-039-045-046-051-052-056>058-064>066-072>074-  
272030-  
CLAY-LOWNDES-OKTIBBEHA-WINSTON-NOXUBEE-NESHOBA-KEMPER-NEWTON-  
LAUDERDALE-SMITH-JASPER-CLARKE-JEFFERSON DAVIS-COVINGTON-JONES-  
MARION-LAMAR-FORREST-  
319 PM CDT WED JUL 26 2017  
 
THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CENTRAL  
MISSISSIPPI, EAST CENTRAL MISSISSIPPI, NORTHEAST MISSISSIPPI,  
SOUTH CENTRAL MISSISSIPPI, AND SOUTHEAST MISSISSIPPI.  
   
DAY ONE
 
TONIGHT AND THURSDAY  
 
EXCESSIVE HEAT  
THREAT...LIMITED  
TIMING...THURSDAY  
 
HEAT STRESS CONCERNS WILL INCREASE THURSDAY AS TEMPERATURES  
INCREASE INTO THE MID-UPPER 90S. HEAT INDEX VALUES WILL PEAK NEAR  
105 DEGREES. HEAT STRESS WILL BE ON THE RISE AND HEAT ILLNESSES  
WILL BE POSSIBLE.  
 
(WWW.WEATHER.GOV/IMAGES/JAN/GRAPHICAST/IMAGE2.PNG)  
   
DAYS TWO THROUGH SEVEN
 
THURSDAY NIGHT THROUGH TUESDAY  
 
HEAT STRESS CONCERNS WILL CONTINUE FRIDAY AS TEMPERATURES INCREASE  
INTO THE MID 90S. HEAT INDEX VALUES WILL PEAK AROUND 105 DEGREES  
BUT LIKELY SOUTH OF THE HIGHWAY 82 CORRIDOR. HEAT STRESS WILL BE  
CONTINUE AND HEAT ILLNESSES WILL BE POSSIBLE.  
 
(WWW.WEATHER.GOV/IMAGES/JAN/GRAPHICAST/IMAGE2.PNG)  
 
A COLD FRONT WILL MOVE DOWN INTO THE AREA FRIDAY AFTERNOON AND  
OVERNIGHT INTO SATURDAY. AHEAD OF THE COLD FRONT, SOME ISOLATED  
STRONG TO SEVERE STORMS ARE POSSIBLE, MAINLY NORTH OF THE I-20  
CORRIDOR. THE MAIN THREAT WITH THESE STORMS WILL BE DAMAGING  
WINDS.  
 
IN ADDITION, HIGH MOISTURE AHEAD OF THE FRONT WILL BRING THE RISK  
FOR HEAVY RAINFALL AND FLASH FLOODING ACROSS THE ENTIRE REGION  
FRIDAY NIGHT AND SHIFTING TO ALONG AND SOUTH OF THE I-20 CORRIDOR  
BY SATURDAY.  
 
(WWW.WEATHER.GOV/IMAGES/JAN/GRAPHICAST/IMAGE3.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 FRIDAY  
THROUGH FRIDAY NIGHT.  
 

 
 
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.  
 
   
..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  
 
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