483  
FNUS54 KHUN 281954  
FWFHUN  
 
FIRE WEATHER PLANNING FORECAST FOR NORTHERN ALABAMA  
NATIONAL WEATHER SERVICE HUNTSVILLE AL  
254 PM CDT FRI APR 28 2017  
   
DISCUSSION
 
 
BREEZY SOUTHERLY WINDS 10 TO 20 MPH WITH GUSTS TO AROUND 30 MPH  
THIS AFTERNOON AND TONIGHT WILL BECOME SOUTHEASTERLY ON SATURDAY  
GUSTS WILL WEAKEN TO AROUND 25 MPH. ISOLATED THUNDERSTORMS  
WILL BE POSSIBLE NORTH OF THE TENNESSEE RIVER AND WEST OF I-65  
BOTH THIS AFTERNOON AND SATURDAY AFTERNOON. SOME STORMS COULD BE  
STRONG PRODUCING SMALL HAIL AND GUSTY WINDS TO 50 MPH.  
 
EVEN STRONGER AND MORE SOUTHERLY WINDS ARE EXPECTED ON SUNDAY  
AHEAD OF AN APPROACHING COLD FRONT. WINDY CONDITIONS SHOULD AGAIN  
DEVELOP WITH SUSTAINED WINDS BETWEEN 10 AND 20 MPH WITH GUSTS TO  
30 MPH. SHOWERS AND THUNDERSTORMS AHEAD OF THIS SYSTEM SHOULD HOLD  
OFF UNTIL THE EVENING HOURS BEFORE POSHING EAST INTO GEORGIA BY  
MONDAY MORNING. MOIST SOUTHERLY FLOW WILL KEEP RELATIVE HUMIDITY  
VALUES HIGH THROUGH SUNDAY. STRONG TRANSPORT WINDS AND HIGH MIXING  
HEIGHTS WILL ALLOW FOR GOOD DISPERSION INDEX VALUES, BUT HIGHER  
FIRE SPREAD POTENTIAL. SOME OF THESE STORMS COULD BE STRONG TO  
SEVERE PRODUCING DAMAGING WINDS, LARGE HAIL, AND POSSIBLY A FEW  
SHORT-LIVED TORNADOES.  
 
FOG POTENTIAL OVER THE NEXT FEW DAYS: PATCHY FOG MAY BE POSSIBLE  
NEAR LARGE BODIES OF WATER, BUT IT IS NOT EXPECTED TO BE WIDESPREAD.  
 
POTENTIAL FOR RED FLAG CONDITIONS: RED FLAG CONDITIONS ARE NOT  
EXPECTED DUE TO HIGH RELATIVE HUMIDITY VALUES.  
 
ALZ001>003-291130-  
LAUDERDALE-COLBERT-FRANKLIN AL-  
INCLUDING THE CITIES OF FLORENCE, MUSCLE SHOALS, SHEFFIELD,  
TUSCUMBIA, RUSSELLVILLE, AND RED BAY  
254 PM CDT FRI APR 28 2017  
 
TONIGHT SAT SAT NIGHT SUN  
 
CLOUD COVER MCLDY PCLDY PCLDY MCLDY  
TEMP 67 90 69 85  
RH % 100 43 81 51  
20FT WND MPH (AM) S 11 G19 S 15 G25  
20FT WND MPH (PM) S 11 G21 S 13 S 10 S 17 G25  
CHANCE PRECIP (%) 10 20 20 60  
PRECIP TYPE NONE TSTMS TSTMS TSTMS  
PRECIP DURATION 0 0-1 0-1 1-3  
PRECIP AMOUNT 0.00 0.00 0.00 0.22  
MIXING HGT (FT-AGL) 5900 5400  
TRANSPORT WND (MPH) S 25 S 38  
LAL 1 2 2 4  
STABILITY CLASS D C E D  
MAX LVORI 9 5  
DISPERSION 84 GOOD 121 VERY GOOD  
 
REMARKS...NONE.  
 

 
 
ALZ004-014-291130-  
LAWRENCE-WINSTON-  
INCLUDING THE CITIES OF MOULTON, TOWN CREEK, AND HALEYVILLE  
254 PM CDT FRI APR 28 2017  
 
TONIGHT SAT SAT NIGHT SUN  
 
CLOUD COVER PCLDY PCLDY PCLDY MCLDY  
TEMP 68 89 69 86  
RH % 99 46 81 46  
20FT WND MPH (AM) S 11 G19 S 15 G24  
20FT WND MPH (PM) S 10 G21 S 13 S 9 S 16 G24  
CHANCE PRECIP (%) 10 20 20 50  
PRECIP TYPE NONE TSTMS TSTMS TSTMS  
PRECIP DURATION 0 0-1 0-1 1-2  
PRECIP AMOUNT 0.00 0.00 0.00 0.12  
MIXING HGT (FT-AGL) 6500 5800  
TRANSPORT WND (MPH) S 25 S 38  
LAL 1 2 2 4  
STABILITY CLASS D C E D  
MAX LVORI 7 4  
DISPERSION 87 GOOD 119 VERY GOOD  
 
REMARKS...NONE.  
 

 
 
ALZ005-007-016-291130-  
LIMESTONE-MORGAN-CULLMAN-  
INCLUDING THE CITIES OF ATHENS, DECATUR, AND CULLMAN  
254 PM CDT FRI APR 28 2017  
 
TONIGHT SAT SAT NIGHT SUN  
 
CLOUD COVER PCLDY PCLDY PCLDY MCLDY  
TEMP 67 89 69 87  
RH % 100 46 85 45  
20FT WND MPH (AM) S 11 G19 S 15 G24  
20FT WND MPH (PM) S 10 G20 S 13 S 9 S 15 G24  
CHANCE PRECIP (%) 10 20 20 30  
PRECIP TYPE NONE TSTMS TSTMS TSTMS  
PRECIP DURATION 0 0-1 0-1 0-2  
PRECIP AMOUNT 0.00 0.00 0.00 0.05  
MIXING HGT (FT-AGL) 6800 5900  
TRANSPORT WND (MPH) S 23 S 36  
LAL 1 2 2 3  
STABILITY CLASS D C E D  
MAX LVORI 9 5  
DISPERSION 85 GOOD 115 VERY GOOD  
 
REMARKS...NONE.  
 

 
 
ALZ006-008>010-291130-  
MADISON-MARSHALL-JACKSON-DE KALB-  
INCLUDING THE CITIES OF HUNTSVILLE, ALBERTVILLE, BOAZ,  
GUNTERSVILLE, ARAB, SCOTTSBORO, FORT PAYNE, AND RAINSVILLE  
254 PM CDT FRI APR 28 2017  
 
TONIGHT SAT SAT NIGHT SUN  
 
CLOUD COVER PCLDY PCLDY PCLDY PCLDY  
TEMP 64 88 66 87  
RH % 100 47 90 43  
20FT WND MPH (AM) S 9 G18 S 13 G22  
20FT WND MPH (PM) S 8 G18 S 11 S 8 S 14 G22  
CHANCE PRECIP (%) 10 20 20 10  
PRECIP TYPE NONE TSTMS TSTMS NONE  
PRECIP DURATION 0 0-1 | 0-1 0  
PRECIP AMOUNT 0.00 0.00 0.00 0.00  
MIXING HGT (FT-AGL) 6800 5500  
TRANSPORT WND (MPH) S 25 S 31  
LAL 1 3 3 2  
STABILITY CLASS E C E C  
MAX LVORI 10 6  
DISPERSION 86 GOOD 102 VERY GOOD  
 
REMARKS...NONE.  
 

 
 
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
   
SUNDAY NIGHT
 
SHOWERS AND THUNDERSTORMS. CHANCE OF  
PRECIPITATION NEAR 100 PERCENT. LOWS IN THE MID 50S. MAXIMUM RH  
98 PERCENT. SOUTH WINDS AROUND 15 MPH.    
MONDAY
 
MOSTLY SUNNY WITH A 50 PERCENT CHANCE OF SHOWERS AND  
THUNDERSTORMS. HIGHS IN THE LOWER 70S. MINIMUM RH 39 PERCENT.  
SOUTHWEST WINDS AROUND 15 MPH.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 50S. MAXIMUM RH  
84 PERCENT. SOUTHWEST WINDS AROUND 10 MPH.    
TUESDAY
 
SUNNY. HIGHS IN THE MID 70S. MINIMUM RH 37 PERCENT.  
SOUTHWEST WINDS AROUND 10 MPH.    
TUESDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 50S. MAXIMUM RH  
84 PERCENT. WEST WINDS AROUND 5 MPH.    
WEDNESDAY
 
MOSTLY SUNNY WITH A 50 PERCENT CHANCE OF SHOWERS AND  
THUNDERSTORMS. HIGHS IN THE UPPER 70S. MINIMUM RH 42 PERCENT.  
SOUTHEAST WINDS AROUND 10 MPH.    
WEDNESDAY NIGHT
 
MOSTLY CLOUDY WITH A 50 PERCENT CHANCE OF  
SHOWERS AND THUNDERSTORMS. LOWS IN THE MID 50S. MAXIMUM RH  
93 PERCENT. SOUTH WINDS AROUND 5 MPH.    
THURSDAY
 
CLOUDY WITH A 50 PERCENT CHANCE OF SHOWERS AND  
THUNDERSTORMS. COOLER. HIGHS IN THE UPPER 60S. MINIMUM RH  
60 PERCENT. NORTH WINDS AROUND 5 MPH.    
THURSDAY NIGHT
 
MOSTLY CLOUDY WITH A 50 PERCENT CHANCE OF  
SHOWERS. LOWS IN THE UPPER 40S. MAXIMUM RH 91 PERCENT. NORTH  
WINDS AROUND 5 MPH.    
FRIDAY
 
PARTLY SUNNY WITH A 50 PERCENT CHANCE OF SHOWERS. HIGHS  
IN THE UPPER 60S. MINIMUM RH 47 PERCENT. NORTH WINDS AROUND  
10 MPH.  
 

 
 
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