820  
FNUS54 KHUN 201857  
FWFHUN  
 
FIRE WEATHER PLANNING FORECAST FOR NORTHERN ALABAMA  
NATIONAL WEATHER SERVICE HUNTSVILLE AL  
157 PM CDT FRI SEP 20 2019  
   
DISCUSSION
 
 
HIGH PRESSURE WILL REMAIN FIRMLY IN PLACE OVER THE TENNESSEE VALLEY  
THROUGH SUNDAY. WARMER HIGH TEMPERATURES AND A SLIGHTLY MORE MOIST  
AIRMASS WILL KEEP MINIMUM AFTERNOON RELATIVE HUMIDITY VALUES BETWEEN  
35 AND 40 PERCENT BOTH DAYS. MIXING HEIGHTS WELL OVER 4000 FEET AND  
TRANSPORT WINDS BETWEEN 5 AND 10 MPH WILL KEEP DISPERSION INDEX VALUES  
IN THE GENERAL GOOD. WINDS BETWEEN 5 AND 10 MPH WILL BECOME MORE  
SOUTHERLY OVER THE WEEKEND.  
 
FOG POTENTIAL OVER THE NEXT FEW DAYS: DUE TO DRY AIR IN PLACE, NO FOG  
DEVELOPMENT IS EXPECTED THROUGH SUNDAY.  
 
POTENTIAL FOR RED FLAG CONDITIONS: NONE ARE EXPECTED AS RELATIVE HUMIDITY  
VALUES REMAIN TO HIGH.  
 
ALZ001>003-211030-  
LAUDERDALE-COLBERT-FRANKLIN AL-  
INCLUDING THE CITIES OF FLORENCE, MUSCLE SHOALS, SHEFFIELD,  
TUSCUMBIA, RUSSELLVILLE, AND RED BAY  
157 PM CDT FRI SEP 20 2019  
 
TONIGHT SAT SAT NIGHT SUN  
 
CLOUD COVER MCLEAR MCLEAR CLEAR MCLEAR  
TEMP 60 88 62 88  
RH % 78 38 88 39  
20FT WND MPH (AM) S 5 S 5  
20FT WND MPH (PM) LGT/VAR S 5 LGT/VAR S 5  
CHANCE PRECIP (%) 0 0 0 0  
PRECIP TYPE NONE NONE NONE NONE  
PRECIP DURATION  
PRECIP AMOUNT 0.00 0.00 0.00 0.00  
MIXING HGT (FT-AGL) 5800 6500  
TRANSPORT WND (MPH) SE 7 S 6  
LAL 1 1 1 1  
STABILITY CLASS E C E C  
MAX LVORI 5 7  
DISPERSION 60 GEN GOOD 84 GOOD  
 
REMARKS...NONE.  
 

 
 
ALZ004-014-211030-  
LAWRENCE-WINSTON-  
INCLUDING THE CITIES OF MOULTON, TOWN CREEK, AND HALEYVILLE  
157 PM CDT FRI SEP 20 2019  
 
TONIGHT SAT SAT NIGHT SUN  
 
CLOUD COVER MCLEAR CLEAR CLEAR MCLEAR  
TEMP 59 89 61 89  
RH % 78 35 91 34  
20FT WND MPH (AM) LGT/VAR LGT/VAR  
20FT WND MPH (PM) LGT/VAR LGT/VAR LGT/VAR LGT/VAR  
CHANCE PRECIP (%) 0 0 0 0  
PRECIP TYPE NONE NONE NONE NONE  
PRECIP DURATION  
PRECIP AMOUNT 0.00 0.00 0.00 0.00  
MIXING HGT (FT-AGL) 5900 6200  
TRANSPORT WND (MPH) SE 6 S 5  
LAL 1 1 1 1  
STABILITY CLASS E C E C  
MAX LVORI 6 7  
DISPERSION 67 GOOD 68 GOOD  
 
REMARKS...NONE.  
 

 
 
ALZ005>007-016-211030-  
LIMESTONE-MADISON-MORGAN-CULLMAN-  
INCLUDING THE CITIES OF ATHENS, HUNTSVILLE, DECATUR, AND CULLMAN  
157 PM CDT FRI SEP 20 2019  
 
TONIGHT SAT SAT NIGHT SUN  
 
CLOUD COVER MCLEAR CLEAR CLEAR MCLEAR  
TEMP 58 89 60 89  
RH % 78 35 92 34  
20FT WND MPH (AM) SE 6 S 5  
20FT WND MPH (PM) LGT/VAR SE 5 LGT/VAR S 8  
CHANCE PRECIP (%) 0 0 0 0  
PRECIP TYPE NONE NONE NONE NONE  
PRECIP DURATION  
PRECIP AMOUNT 0.00 0.00 0.00 0.00  
MIXING HGT (FT-AGL) 6000 6000  
TRANSPORT WND (MPH) SE 7 SW 7  
LAL 1 1 1 1  
STABILITY CLASS E C E C  
MAX LVORI 7 7  
DISPERSION 59 GEN GOOD 65 GOOD  
 
REMARKS...NONE.  
 

 
 
ALZ008>010-211030-  
MARSHALL-JACKSON-DEKALB-  
INCLUDING THE CITIES OF ALBERTVILLE, BOAZ, GUNTERSVILLE, ARAB,  
SCOTTSBORO, FORT PAYNE, AND RAINSVILLE  
157 PM CDT FRI SEP 20 2019  
 
TONIGHT SAT SAT NIGHT SUN  
 
CLOUD COVER MCLEAR CLEAR CLEAR MCLEAR  
TEMP 56 87 59 87  
RH % 81 35 90 35  
20FT WND MPH (AM) SE 5 SE 5  
20FT WND MPH (PM) LGT/VAR LGT/VAR LGT/VAR S 6  
CHANCE PRECIP (%) 0 0 0 0  
PRECIP TYPE NONE NONE NONE NONE  
PRECIP DURATION  
PRECIP AMOUNT 0.00 0.00 0.00 0.00  
MIXING HGT (FT-AGL) 5700 5600  
TRANSPORT WND (MPH) SE 6 S 7  
LAL 1 1 1 1  
STABILITY CLASS E C E C  
MAX LVORI 6 9  
DISPERSION 46 GEN GOOD 55 GEN GOOD  
 
REMARKS...NONE.  
 

 
 
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
   
SUNDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 60S. MAXIMUM RH  
84 PERCENT. LIGHT WINDS.    
MONDAY
 
MOSTLY SUNNY WITH A 20 PERCENT CHANCE OF SHOWERS AND  
THUNDERSTORMS. HIGHS IN THE UPPER 80S. MINIMUM RH 47 PERCENT.  
SOUTH WINDS AROUND 5 MPH.    
MONDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 60S. MAXIMUM RH  
96 PERCENT. LIGHT WINDS.    
TUESDAY
 
MOSTLY SUNNY. HIGHS IN THE MID 80S. MINIMUM RH  
38 PERCENT. NORTH WINDS AROUND 5 MPH.    
TUESDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 60S. MAXIMUM RH  
83 PERCENT. LIGHT WINDS.    
WEDNESDAY
 
MOSTLY SUNNY WITH A 20 PERCENT CHANCE OF SHOWERS AND  
THUNDERSTORMS. HIGHS IN THE UPPER 80S. MINIMUM RH 40 PERCENT.  
SOUTHEAST WINDS AROUND 5 MPH.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 60S. MAXIMUM RH  
91 PERCENT. LIGHT WINDS.    
THURSDAY
 
MOSTLY SUNNY. HIGHS AROUND 90. MINIMUM RH 40 PERCENT.  
SOUTH WINDS AROUND 5 MPH.    
THURSDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 60S. MAXIMUM RH  
88 PERCENT. LIGHT WINDS.    
FRIDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 90S. MINIMUM RH  
38 PERCENT. EAST WINDS AROUND 5 MPH.  
 

 
KTW  
 
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