957  
FNUS54 KJAN 210931  
FWFJAN  
 
FIRE WEATHER PLANNING FORECAST FOR EXTREME SOUTHEAST ARKANSAS,  
NORTHEAST LOUISIANA, AND CENTRAL MISSISSIPPI  
NATIONAL WEATHER SERVICE JACKSON MS  
431 AM CDT MON MAY 21 2018  
   
DISCUSSION
 
SHOWERS AND THUNDERSTORMS WILL AGAIN DEVELOP ACROSS  
DISTRICTS DURING THE HEAT OF THE AFTERNOON BOTH TODAY AND TUESDAY.  
THIS ACTIVITY WILL LIKELY LINGER A FEW HOURS INTO THE TONIGHT  
PERIOD, BUT THE GENERAL TREND WILL BE FOR SHOWERS AND STORMS TO  
DISSIPATE DURING THE EVENING HOURS. HUMID CONDITIONS WILL LIKEWISE  
CONTINUE THROUGH THE FORECAST PERIOD, WITH AFTERNOON MINIMUM  
RELATIVE HUMIDITY VALUES GENERALLY HOVERING AROUND 50%. PATCHY FOG  
WILL BE POSSIBLE ACROSS MAINLY SOUTHEAST MISSISSIPPI THIS MORNING.  
 
USE THE FOLLOWING LINK FOR A GRAPHICAL FORECAST OF LVORI INDICES:  
HTTP://WWW.WEATHER.GOV/JAN/FIRE_WEATHER_LVORI  
 
ARZ074-075-LAZ007>009-212115-  
ASHLEY-CHICOT-MOREHOUSE-WEST CARROLL-EAST CARROLL-  
INCLUDING THE CITIES OF CROSSETT, NORTH CROSSETT, HAMBURG,  
WEST CROSSETT, DERMOTT, LAKE VILLAGE, EUDORA, BASTROP, OAK GROVE,  
EPPS, AND LAKE PROVIDENCE  
431 AM CDT MON MAY 21 2018  
 
TODAY TONIGHT TUE  
 
CLOUD COVER PCLDY PCLDY PCLDY  
PRECIP TYPE TSTMS TSTMS TSTMS  
CHANCE PRECIP (%) 60 40 40  
TEMP (24H TREND) 90 (+2) 68 (-2) 92  
RH % (24H TREND) 50 (-3) 100 (+3) 48  
20FTWND-AM(MPH) LGT/VAR LGT/VAR  
20FTWND-PM(MPH) LGT/VAR LGT/VAR LGT/VAR  
RAIN DURATN(HRS) 3 1 2  
RAIN AMOUNT(INS) 0.19 0.02 0.19  
SILT/500M MLT (F) 83 81  
MIXING HGT(M AGL) 2356 2096  
MIXING HGT(FT AGL) 7730 6878  
TRANSPORT WND (M/S) W 3 NW 2  
TRANSPORT WND (MPH) W 6 NW 3  
VENT INDEX (METRIC) 7068 4192  
VENT INDEX (ENGLISH) 46380 20634  
STAG INDEX 3 3 3  
CATEGORY DAY 3 3  
STABILITY A F A  
WIND SHIFTS  
PRECIP BEGIN 7 AM CONTINUING 7 AM  
PRECIP END CONTINUING 3 AM CONTINUING  
MAXIMUM LVORI 10  
DISPERSION INDEX 33 2 25  
 
REMARKS...NONE.  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
   
WEDNESDAY
 
PARTLY CLOUDY. A 30 PERCENT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS AROUND 70. HIGHS IN THE LOWER 90S. LIGHT  
WINDS.    
THURSDAY
 
MOSTLY CLEAR. A 50 PERCENT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE LOWER 70S. HIGHS IN THE LOWER 90S.  
NORTHEAST WINDS AROUND 5 MPH.    
FRIDAY
 
MOSTLY CLEAR. A 40 PERCENT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS AROUND 70. HIGHS IN THE LOWER 90S. NORTHEAST  
WINDS UP TO 5 MPH.    
SATURDAY
 
MOSTLY CLEAR. A 50 PERCENT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS AROUND 70. HIGHS IN THE UPPER 80S. EAST WINDS  
UP TO 5 MPH.    
SUNDAY
 
PARTLY CLOUDY. A 50 PERCENT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS AROUND 70. HIGHS IN THE UPPER 80S. NORTH  
WINDS UP TO 5 MPH.  
 

 
 
MSZ018-019-025>027-034>036-212115-  
BOLIVAR-SUNFLOWER-LEFLORE-GRENADA-CARROLL-WASHINGTON-HUMPHREYS-  
HOLMES-  
INCLUDING THE CITIES OF CLEVELAND, INDIANOLA, RULEVILLE,  
GREENWOOD, GRENADA, VAIDEN, NORTH CARROLLTON, CARROLLTON,  
GREENVILLE, BELZONI, ISOLA, DURANT, TCHULA, LEXINGTON, PICKENS,  
AND GOODMAN  
431 AM CDT MON MAY 21 2018  
 
TODAY TONIGHT TUE  
 
CLOUD COVER PCLDY PCLDY PCLDY  
PRECIP TYPE TSTMS TSTMS TSTMS  
CHANCE PRECIP (%) 60 40 40  
TEMP (24H TREND) 89 (-2) 67 (-3) 89  
RH % (24H TREND) 49 (+1) 100 (+4) 50  
20FTWND-AM(MPH) LGT/VAR LGT/VAR  
20FTWND-PM(MPH) LGT/VAR LGT/VAR LGT/VAR  
RAIN DURATN(HRS) 3 1 2  
RAIN AMOUNT(INS) 0.33 0.10 0.17  
SILT/500M MLT (F) 82 80  
MIXING HGT(M AGL) 1949 2055  
MIXING HGT(FT AGL) 6393 6741  
TRANSPORT WND (M/S) S 2 NW 4  
TRANSPORT WND (MPH) S 3 NW 8  
VENT INDEX (METRIC) 3898 8220  
VENT INDEX (ENGLISH) 19179 53928  
STAG INDEX 3 3 3  
CATEGORY DAY 2 4  
STABILITY A F A  
WIND SHIFTS  
PRECIP BEGIN 7 AM CONTINUING 7 AM  
PRECIP END CONTINUING 3 AM CONTINUING  
MAXIMUM LVORI 10  
DISPERSION INDEX 15 3 49  
 
REMARKS...NONE.  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
   
WEDNESDAY
 
PARTLY CLOUDY. A 20 PERCENT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS AROUND 70. HIGHS AROUND 90. NORTH WINDS  
AROUND 5 MPH.    
THURSDAY
 
MOSTLY CLEAR. A 40 PERCENT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS AROUND 70. HIGHS IN THE LOWER 90S. NORTHEAST  
WINDS AROUND 5 MPH.    
FRIDAY
 
MOSTLY CLEAR. LOWS AROUND 70. HIGHS AROUND 90. EAST  
WINDS UP TO 5 MPH.    
SATURDAY
 
MOSTLY CLEAR. A 50 PERCENT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE UPPER 60S. HIGHS IN THE UPPER 80S.  
EAST WINDS UP TO 5 MPH.    
SUNDAY
 
PARTLY CLOUDY. A 50 PERCENT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE UPPER 60S. HIGHS IN THE UPPER 80S.  
NORTH WINDS UP TO 5 MPH.  
 

 
 
MSZ028>033-037>039-212115-  
MONTGOMERY-WEBSTER-CLAY-LOWNDES-CHOCTAW-OKTIBBEHA-ATTALA-WINSTON-  
NOXUBEE-  
INCLUDING THE CITIES OF WINONA, EUPORA, MABEN, MATHISTON,  
WEST POINT, COLUMBUS, ACKERMAN, WEIR, STARKVILLE, KOSCIUSKO,  
LOUISVILLE, MACON, AND BROOKSVILLE  
431 AM CDT MON MAY 21 2018  
 
TODAY TONIGHT TUE  
 
CLOUD COVER PCLDY MCLDY MCLDY  
PRECIP TYPE TSTMS TSTMS TSTMS  
CHANCE PRECIP (%) 50 40 40  
TEMP (24H TREND) 88 (-2) 66 (-2) 88  
RH % (24H TREND) 51 (+2) 100 (+6) 54  
20FTWND-AM(MPH) LGT/VAR LGT/VAR  
20FTWND-PM(MPH) LGT/VAR LGT/VAR LGT/VAR  
RAIN DURATN(HRS) 2 1 2  
RAIN AMOUNT(INS) 0.14 0.23 0.25  
SILT/500M MLT (F) 78 79  
MIXING HGT(M AGL) 1832 1980  
MIXING HGT(FT AGL) 6011 6495  
TRANSPORT WND (M/S) SE 4 NW 3  
TRANSPORT WND (MPH) SE 8 NW 6  
VENT INDEX (METRIC) 7328 5940  
VENT INDEX (ENGLISH) 48088 38970  
STAG INDEX 3 3 3  
CATEGORY DAY 3 3  
STABILITY A F A  
WIND SHIFTS  
PRECIP BEGIN 11 AM CONTINUING 7 AM  
PRECIP END CONTINUING 3 AM CONTINUING  
MAXIMUM LVORI 10  
DISPERSION INDEX 29 4 27  
 
REMARKS...NONE.  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
   
WEDNESDAY
 
PARTLY CLOUDY. A 40 PERCENT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE UPPER 60S. HIGHS IN THE UPPER 80S.  
LIGHT WINDS.    
THURSDAY
 
MOSTLY CLEAR. A 40 PERCENT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE UPPER 60S. HIGHS AROUND 90. LIGHT  
WINDS.    
FRIDAY
 
MOSTLY CLEAR. A 50 PERCENT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE UPPER 60S. HIGHS IN THE UPPER 80S.  
EAST WINDS UP TO 5 MPH.    
SATURDAY
 
PARTLY CLOUDY. A 50 PERCENT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE UPPER 60S. HIGHS IN THE MID 80S. EAST  
WINDS UP TO 5 MPH.    
SUNDAY
 
MOSTLY CLOUDY. A 50 PERCENT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE UPPER 60S. HIGHS IN THE MID 80S. EAST  
WINDS UP TO 5 MPH.  
 

 
 
MSZ040>044-047>050-212115-  
ISSAQUENA-SHARKEY-YAZOO-MADISON MS-LEAKE-WARREN-HINDS-RANKIN-  
SCOTT-  
INCLUDING THE CITIES OF MAYERSVILLE, ROLLING FORK, ANGUILLA,  
YAZOO CITY, RIDGELAND, MADISON, CANTON, CARTHAGE, VICKSBURG,  
JACKSON, PEARL, BRANDON, RICHLAND, FOREST, AND MORTON  
431 AM CDT MON MAY 21 2018  
 
TODAY TONIGHT TUE  
 
CLOUD COVER PCLDY PCLDY PCLDY  
PRECIP TYPE TSTMS TSTMS TSTMS  
CHANCE PRECIP (%) 50 40 40  
TEMP (24H TREND) 89 (0) 67 (-3) 89  
RH % (24H TREND) 53 (+1) 100 (+5) 52  
20FTWND-AM(MPH) LGT/VAR LGT/VAR  
20FTWND-PM(MPH) LGT/VAR LGT/VAR LGT/VAR  
RAIN DURATN(HRS) 2 1 2  
RAIN AMOUNT(INS) 0.26 0.08 0.25  
SILT/500M MLT (F) 81 81  
MIXING HGT(M AGL) 2181 2191  
MIXING HGT(FT AGL) 7155 7187  
TRANSPORT WND (M/S) SW 2 N 2  
TRANSPORT WND (MPH) SW 5 N 5  
VENT INDEX (METRIC) 4362 4382  
VENT INDEX (ENGLISH) 35775 35935  
STAG INDEX 3 3 3  
CATEGORY DAY 3 3  
STABILITY A F A  
WIND SHIFTS  
PRECIP BEGIN 11 AM CONTINUING 7 AM  
PRECIP END CONTINUING 3 AM CONTINUING  
MAXIMUM LVORI 10  
DISPERSION INDEX 18 1 26  
 
REMARKS...NONE.  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
   
WEDNESDAY
 
PARTLY CLOUDY. A 20 PERCENT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE UPPER 60S. HIGHS AROUND 90. LIGHT  
WINDS.    
THURSDAY
 
MOSTLY CLEAR. A 40 PERCENT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE UPPER 60S. HIGHS IN THE LOWER 90S.  
LIGHT WINDS.    
FRIDAY
 
MOSTLY CLEAR. A 50 PERCENT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE UPPER 60S. HIGHS IN THE UPPER 80S.  
SOUTHEAST WINDS UP TO 5 MPH.    
SATURDAY
 
PARTLY CLOUDY. A 50 PERCENT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE UPPER 60S. HIGHS IN THE UPPER 80S.  
EAST WINDS UP TO 5 MPH.    
SUNDAY
 
PARTLY CLOUDY. A 50 PERCENT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE UPPER 60S. HIGHS IN THE UPPER 80S.  
NORTH WINDS UP TO 5 MPH.  
 

 
 
MSZ045-046-051-052-057-058-212115-  
NESHOBA-KEMPER-NEWTON-LAUDERDALE-JASPER-CLARKE-  
INCLUDING THE CITIES OF PHILADELPHIA, PEARL RIVER, DE KALB,  
SCOOBA, NEWTON, UNION, DECATUR, CONEHATTA, MERIDIAN, BAY SPRINGS,  
HEIDELBERG, QUITMAN, STONEWALL, AND SHUBUTA  
431 AM CDT MON MAY 21 2018  
 
TODAY TONIGHT TUE  
 
CLOUD COVER PCLDY MCLDY MCLDY  
PRECIP TYPE TSTMS TSTMS TSTMS  
CHANCE PRECIP (%) 50 40 50  
TEMP (24H TREND) 88 (-1) 67 (-2) 88  
RH % (24H TREND) 54 (+3) 100 (+6) 52  
20FTWND-AM(MPH) LGT/VAR LGT/VAR  
20FTWND-PM(MPH) LGT/VAR LGT/VAR LGT/VAR  
RAIN DURATN(HRS) 2 1 2  
RAIN AMOUNT(INS) 0.11 0.16 0.33  
SILT/500M MLT (F) 77 78  
MIXING HGT(M AGL) 1882 1868  
MIXING HGT(FT AGL) 6176 6128  
TRANSPORT WND (M/S) SE 2 W 3  
TRANSPORT WND (MPH) SE 3 W 6  
VENT INDEX (METRIC) 3764 5604  
VENT INDEX (ENGLISH) 18528 36768  
STAG INDEX 3 3 3  
CATEGORY DAY 2 3  
STABILITY A F A  
WIND SHIFTS  
PRECIP BEGIN 11 AM CONTINUING 7 AM  
PRECIP END CONTINUING 3 AM CONTINUING  
MAXIMUM LVORI 10  
DISPERSION INDEX 12 3 23  
 
REMARKS...NONE.  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
   
WEDNESDAY
 
MOSTLY CLOUDY. A 40 PERCENT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE UPPER 60S. HIGHS AROUND 90. LIGHT  
WINDS.    
THURSDAY
 
MOSTLY CLEAR. A 50 PERCENT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE UPPER 60S. HIGHS IN THE LOWER 90S.  
LIGHT WINDS.    
FRIDAY
 
MOSTLY CLEAR. A 50 PERCENT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE UPPER 60S. HIGHS IN THE UPPER 80S.  
SOUTHEAST WINDS UP TO 5 MPH.    
SATURDAY
 
PARTLY CLOUDY. A 50 PERCENT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE UPPER 60S. HIGHS IN THE MID 80S. EAST  
WINDS UP TO 5 MPH.    
SUNDAY
 
PARTLY CLOUDY. A 50 PERCENT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE UPPER 60S. HIGHS IN THE MID 80S. SOUTH  
WINDS UP TO 5 MPH.  
 

 
 
LAZ015-016-023>026-212115-  
RICHLAND-MADISON LA-FRANKLIN LA-CATAHOULA-TENSAS-CONCORDIA-  
INCLUDING THE CITIES OF RAYVILLE, DELHI, TALLULAH, WINNSBORO,  
JONESVILLE, HARRISONBURG, NEWELLTON, ST. JOSEPH, WATERPROOF,  
VIDALIA, FERRIDAY, AND WEST FERRIDAY  
431 AM CDT MON MAY 21 2018  
 
TODAY TONIGHT TUE  
 
CLOUD COVER PCLDY PCLDY PCLDY  
PRECIP TYPE TSTMS TSTMS TSTMS  
CHANCE PRECIP (%) 60 40 40  
TEMP (24H TREND) 90 (0) 69 (-1) 91  
RH % (24H TREND) 48 (-3) 100 (+3) 47  
20FTWND-AM(MPH) LGT/VAR LGT/VAR  
20FTWND-PM(MPH) LGT/VAR LGT/VAR LGT/VAR  
RAIN DURATN(HRS) 3 1 2  
RAIN AMOUNT(INS) 0.09 0.01 0.22  
SILT/500M MLT (F) 82 82  
MIXING HGT(M AGL) 2317 2309  
MIXING HGT(FT AGL) 7601 7577  
TRANSPORT WND (M/S) W 2 SE 2  
TRANSPORT WND (MPH) W 3 SE 3  
VENT INDEX (METRIC) 4634 4618  
VENT INDEX (ENGLISH) 22803 22731  
STAG INDEX 3 3 3  
CATEGORY DAY 3 3  
STABILITY A F A  
WIND SHIFTS  
PRECIP BEGIN 11 AM CONTINUING 7 AM  
PRECIP END CONTINUING 3 AM CONTINUING  
MAXIMUM LVORI 10  
DISPERSION INDEX 29 1 30  
 
REMARKS...NONE.  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
   
WEDNESDAY
 
PARTLY CLOUDY. A 50 PERCENT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS AROUND 70. HIGHS IN THE LOWER 90S. LIGHT  
WINDS.    
THURSDAY
 
MOSTLY CLEAR. A 50 PERCENT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE LOWER 70S. HIGHS IN THE LOWER 90S.  
LIGHT WINDS.    
FRIDAY
 
MOSTLY CLEAR. A 50 PERCENT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS AROUND 70. HIGHS IN THE UPPER 80S. NORTHEAST  
WINDS UP TO 5 MPH.    
SATURDAY
 
MOSTLY CLEAR. A 50 PERCENT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS AROUND 70. HIGHS IN THE UPPER 80S. NORTHEAST  
WINDS UP TO 5 MPH.    
SUNDAY
 
PARTLY CLOUDY. A 50 PERCENT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS AROUND 70. HIGHS IN THE UPPER 80S. NORTHEAST  
WINDS UP TO 5 MPH.  
 

 
 
MSZ053-054-059>062-212115-  
CLAIBORNE-COPIAH-JEFFERSON-ADAMS-FRANKLIN MS-LINCOLN-  
INCLUDING THE CITIES OF PORT GIBSON, CRYSTAL SPRINGS, HAZLEHURST,  
WESSON, FAYETTE, NATCHEZ, BUDE, ROXIE, MEADVILLE, AND BROOKHAVEN  
431 AM CDT MON MAY 21 2018  
 
TODAY TONIGHT TUE  
 
CLOUD COVER PCLDY PCLDY PCLDY  
PRECIP TYPE TSTMS TSTMS TSTMS  
CHANCE PRECIP (%) 50 40 50  
TEMP (24H TREND) 90 (+1) 67 (-2) 89  
RH % (24H TREND) 52 (+2) 100 (+8) 50  
20FTWND-AM(MPH) LGT/VAR LGT/VAR  
20FTWND-PM(MPH) LGT/VAR LGT/VAR LGT/VAR  
RAIN DURATN(HRS) 2 1 2  
RAIN AMOUNT(INS) 0.14 0.03 0.29  
SILT/500M MLT (F) 81 80  
MIXING HGT(M AGL) 2224 2252  
MIXING HGT(FT AGL) 7296 7389  
TRANSPORT WND (M/S) SW 1 E 1  
TRANSPORT WND (MPH) SW 2 E 2  
VENT INDEX (METRIC) 2224 2252  
VENT INDEX (ENGLISH) 14592 14778  
STAG INDEX 3 3 3  
CATEGORY DAY 2 2  
STABILITY A F A  
WIND SHIFTS  
PRECIP BEGIN 11 AM CONTINUING 7 AM  
PRECIP END CONTINUING 3 AM CONTINUING  
MAXIMUM LVORI 10  
DISPERSION INDEX 15 2 19  
 
REMARKS...NONE.  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
   
WEDNESDAY
 
PARTLY CLOUDY. A 50 PERCENT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE UPPER 60S. HIGHS AROUND 90. LIGHT  
WINDS.    
THURSDAY
 
MOSTLY CLEAR. A 40 PERCENT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE UPPER 60S. HIGHS AROUND 90. LIGHT  
WINDS.    
FRIDAY
 
MOSTLY CLEAR. A 50 PERCENT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE UPPER 60S. HIGHS IN THE UPPER 80S.  
EAST WINDS UP TO 5 MPH.    
SATURDAY
 
PARTLY CLOUDY. A 50 PERCENT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE UPPER 60S. HIGHS IN THE UPPER 80S.  
NORTHEAST WINDS UP TO 5 MPH.    
SUNDAY
 
PARTLY CLOUDY. A 50 PERCENT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE UPPER 60S. HIGHS IN THE UPPER 80S.  
NORTH WINDS UP TO 5 MPH.  
 

 
 
MSZ055-056-063>066-072>074-212115-  
SIMPSON-SMITH-LAWRENCE-JEFFERSON DAVIS-COVINGTON-JONES-MARION-  
LAMAR-FORREST-  
INCLUDING THE CITIES OF MAGEE, MENDENHALL, TAYLORSVILLE, RALEIGH,  
MONTICELLO, NEW HEBRON, PRENTISS, BASSFIELD, COLLINS,  
MOUNT OLIVE, LAUREL, COLUMBIA, WEST HATTIESBURG, LUMBERTON,  
PURVIS, AND HATTIESBURG  
431 AM CDT MON MAY 21 2018  
 
TODAY TONIGHT TUE  
 
CLOUD COVER PCLDY PCLDY PCLDY  
PRECIP TYPE TSTMS TSTMS TSTMS  
CHANCE PRECIP (%) 50 40 50  
TEMP (24H TREND) 88 (-1) 67 (-1) 90  
RH % (24H TREND) 52 (+3) 100 (+3) 49  
20FTWND-AM(MPH) LGT/VAR LGT/VAR  
20FTWND-PM(MPH) LGT/VAR LGT/VAR LGT/VAR  
RAIN DURATN(HRS) 2 1 2  
RAIN AMOUNT(INS) 0.16 0.15 0.34  
SILT/500M MLT (F) 79 77  
MIXING HGT(M AGL) 2140 2126  
MIXING HGT(FT AGL) 7022 6974  
TRANSPORT WND (M/S) S 1 S 1  
TRANSPORT WND (MPH) S 1 S 2  
VENT INDEX (METRIC) 2140 2126  
VENT INDEX (ENGLISH) 7022 13948  
STAG INDEX 3 3 3  
CATEGORY DAY 2 2  
STABILITY A F A  
WIND SHIFTS  
PRECIP BEGIN 11 AM CONTINUING 7 AM  
PRECIP END CONTINUING 3 AM CONTINUING  
MAXIMUM LVORI 10  
DISPERSION INDEX 8 2 15  
 
REMARKS...NONE.  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
   
WEDNESDAY
 
MOSTLY CLOUDY. A 50 PERCENT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE UPPER 60S. HIGHS IN THE LOWER 90S.  
LIGHT WINDS.    
THURSDAY
 
PARTLY CLOUDY. A 50 PERCENT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE UPPER 60S. HIGHS IN THE LOWER 90S.  
LIGHT WINDS.    
FRIDAY
 
MOSTLY CLEAR. A 50 PERCENT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE UPPER 60S. HIGHS IN THE UPPER 80S.  
SOUTHEAST WINDS UP TO 5 MPH.    
SATURDAY
 
PARTLY CLOUDY. A 50 PERCENT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE UPPER 60S. HIGHS IN THE UPPER 80S.  
EAST WINDS UP TO 5 MPH.    
SUNDAY
 
PARTLY CLOUDY. A 50 PERCENT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE UPPER 60S. HIGHS IN THE UPPER 80S.  
EAST WINDS UP TO 5 MPH.  
 

 
 
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