890  
FNUS54 KHUN 251907  
FWFHUN  
 
FIRE WEATHER PLANNING FORECAST FOR NORTHERN ALABAMA  
NATIONAL WEATHER SERVICE HUNTSVILLE AL  
207 PM CDT FRI MAY 25 2018  
   
DISCUSSION
 
 
ISOLATED TO SCATTERED THUNDERSTORM ACTIVITY IS POSSIBLE THROUGH  
TONIGHT, MAINLY BEFORE 9 PM. ON SATURDAY AND SUNDAY, WEAK SOUTHERLY  
FLOW WILL CONTINUE WITH A WARM AND MOIST ATMOSPHERE CONTRIBUTING TO  
MORE ISOLATED TO SCATTERED THUNDERSTORMS, ESPECIALLY DURING THE  
AFTERNOON AND EVENING HOURS. GREATER CHANCES AND COVERAGE OF SHOWERS  
AND THUNDERSTORMS ARE EXPECTED BY SUNDAY NIGHT INTO MONDAY AS ONE OF  
THE OUTER BANDS OF SUB-TROPICAL STORM ALBERTO ARRIVE. THEN, AS  
ALBERTO TRACKS NORTHWEST AND THEN NORTH-NORTH EAST THROUGH  
MISSISSIPPI INTO CENTRAL ALABAMA ON TUESDAY AND WEDNESDAY, WIDESPREAD  
SHOWERS AND THUNDERSTORMS WITH LOCALLY HEAVY RAIN ARE EXPECTED TO  
OCCUR.  
 
GENERALLY GOOD TO GOOD SMOKE DISPERSION IS EXPECTED SATURDAY, AND  
GOOD TO VERY GOOD DISPERSION ON SUNDAY. MIXING HEIGHTS WILL MAXIMIZE  
AT 6000-7000 FT AGL ON SATURDAY, AND 5500-7500 FT AGL ON SUNDAY.  
 
FOG POTENTIAL OVER THE NEXT FEW DAYS: PATCHY EARLY MORNING FOG IS  
POSSIBLE OVER THE NEXT FEW DAYS.  
 
POTENTIAL FOR RED FLAG CONDITIONS: NOT EXPECTED.  
 
ALZ001>003-261030-  
LAUDERDALE-COLBERT-FRANKLIN AL-  
INCLUDING THE CITIES OF FLORENCE, MUSCLE SHOALS, SHEFFIELD,  
TUSCUMBIA, RUSSELLVILLE, AND RED BAY  
207 PM CDT FRI MAY 25 2018  
 
TONIGHT SAT SAT NIGHT SUN  
 
CLOUD COVER MCLDY MCLDY MCLDY MCLDY  
TEMP 67 87 67 86  
RH % 100 54 100 53  
20FT WND MPH (AM) LGT/VAR LGT/VAR  
20FT WND MPH (PM) LGT/VAR LGT/VAR LGT/VAR LGT/VAR  
CHANCE PRECIP (%) 30 40 30 40  
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS  
PRECIP DURATION 0-1 0-2 0-1 0-2  
PRECIP AMOUNT 0.06 0.18 0.03 0.11  
MIXING HGT (FT-AGL) 6400 5700  
TRANSPORT WND (MPH) S 7 SE 13  
LAL 3 3 3 3  
STABILITY CLASS E C E C  
MAX LVORI 10 10  
DISPERSION 44 GEN GOOD 79 GOOD  
 
REMARKS...NONE.  
 

 
 
ALZ004-014-261030-  
LAWRENCE-WINSTON-  
INCLUDING THE CITIES OF MOULTON, TOWN CREEK, AND HALEYVILLE  
207 PM CDT FRI MAY 25 2018  
 
TONIGHT SAT SAT NIGHT SUN  
 
CLOUD COVER MCLDY MCLDY MCLDY MCLDY  
TEMP 66 87 66 86  
RH % 100 51 100 52  
20FT WND MPH (AM) LGT/VAR LGT/VAR  
20FT WND MPH (PM) LGT/VAR LGT/VAR LGT/VAR LGT/VAR  
CHANCE PRECIP (%) 30 40 30 40  
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS  
PRECIP DURATION 0-1 0-2 0-1 0-2  
PRECIP AMOUNT 0.08 0.17 0.04 0.14  
MIXING HGT (FT-AGL) 6700 5800  
TRANSPORT WND (MPH) S 7 SE 15  
LAL 3 3 3 3  
STABILITY CLASS D C E C  
MAX LVORI 10 10  
DISPERSION 53 GEN GOOD 77 GOOD  
 
REMARKS...NONE.  
 

 
 
ALZ005>007-016-261030-  
LIMESTONE-MADISON-MORGAN-CULLMAN-  
INCLUDING THE CITIES OF ATHENS, HUNTSVILLE, DECATUR, AND CULLMAN  
207 PM CDT FRI MAY 25 2018  
 
TONIGHT SAT SAT NIGHT SUN  
 
CLOUD COVER MCLDY MCLDY MCLDY MCLDY  
TEMP 66 87 66 86  
RH % 100 52 100 52  
20FT WND MPH (AM) LGT/VAR LGT/VAR  
20FT WND MPH (PM) LGT/VAR LGT/VAR LGT/VAR SE 5  
CHANCE PRECIP (%) 30 40 30 40  
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS  
PRECIP DURATION 0-1 0-2 0-1 0-2  
PRECIP AMOUNT 0.05 0.21 0.05 0.15  
MIXING HGT (FT-AGL) 6700 6900  
TRANSPORT WND (MPH) S 8 SE 15  
LAL 3 3 3 3  
STABILITY CLASS D C E C  
MAX LVORI 10 10  
DISPERSION 53 GEN GOOD 86 GOOD  
 
REMARKS...NONE.  
 

 
 
ALZ008>010-261030-  
MARSHALL-JACKSON-DEKALB-  
INCLUDING THE CITIES OF ALBERTVILLE, BOAZ, GUNTERSVILLE, ARAB,  
SCOTTSBORO, FORT PAYNE, AND RAINSVILLE  
207 PM CDT FRI MAY 25 2018  
 
TONIGHT SAT SAT NIGHT SUN  
 
CLOUD COVER MCLDY MCLDY MCLDY MCLDY  
TEMP 64 86 65 85  
RH % 100 54 100 53  
20FT WND MPH (AM) LGT/VAR LGT/VAR  
20FT WND MPH (PM) LGT/VAR LGT/VAR LGT/VAR SE 5  
CHANCE PRECIP (%) 30 40 30 40  
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS  
PRECIP DURATION 0-1 0-2 0-1 0-2  
PRECIP AMOUNT 0.03 0.23 0.06 0.16  
MIXING HGT (FT-AGL) 6400 7200  
TRANSPORT WND (MPH) S 9 SE 16  
LAL 3 3 3 3  
STABILITY CLASS D C E C  
MAX LVORI 10 10  
DISPERSION 61 GOOD 111 VERY GOOD  
 
REMARKS...NONE.  
 

 
 
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
   
SUNDAY NIGHT
 
CLOUDY WITH A 50 PERCENT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE UPPER 60S. MAXIMUM RH 95 PERCENT. EAST  
WINDS AROUND 5 MPH.    
MONDAY
 
MOSTLY CLOUDY WITH A 50 PERCENT CHANCE OF SHOWERS AND  
THUNDERSTORMS. HIGHS IN THE MID 80S. MINIMUM RH 59 PERCENT. EAST  
WINDS AROUND 5 MPH.    
MONDAY NIGHT
 
MOSTLY CLOUDY WITH A 50 PERCENT CHANCE OF SHOWERS  
AND THUNDERSTORMS. LOWS IN THE UPPER 60S. MAXIMUM RH 95 PERCENT.  
EAST WINDS AROUND 5 MPH.    
TUESDAY
 
MOSTLY CLOUDY WITH A 50 PERCENT CHANCE OF SHOWERS AND  
THUNDERSTORMS. HIGHS IN THE LOWER 80S. MINIMUM RH 70 PERCENT.  
EAST WINDS AROUND 5 MPH.    
TUESDAY NIGHT
 
SHOWERS AND THUNDERSTORMS LIKELY. CHANCE OF  
PRECIPITATION 60 PERCENT. LOWS IN THE UPPER 60S. MAXIMUM RH  
96 PERCENT. EAST WINDS AROUND 5 MPH.    
WEDNESDAY
 
SHOWERS AND THUNDERSTORMS LIKELY. CHANCE OF  
PRECIPITATION 70 PERCENT. HIGHS AROUND 80. MINIMUM RH 71 PERCENT.  
EAST WINDS AROUND 5 MPH.    
WEDNESDAY NIGHT
 
MOSTLY CLOUDY WITH A 50 PERCENT CHANCE OF  
SHOWERS AND THUNDERSTORMS. LOWS IN THE UPPER 60S. MAXIMUM RH  
94 PERCENT. SOUTHEAST WINDS AROUND 5 MPH.    
THURSDAY
 
PARTLY SUNNY WITH A 50 PERCENT CHANCE OF SHOWERS AND  
THUNDERSTORMS. HIGHS IN THE MID 80S. MINIMUM RH 64 PERCENT.  
SOUTHWEST WINDS AROUND 5 MPH.    
THURSDAY NIGHT
 
PARTLY CLOUDY WITH A 40 PERCENT CHANCE OF  
SHOWERS AND THUNDERSTORMS. LOWS IN THE LOWER 70S. MAXIMUM RH  
94 PERCENT. SOUTHWEST WINDS AROUND 5 MPH.    
FRIDAY
 
MOSTLY SUNNY WITH A 40 PERCENT CHANCE OF SHOWERS AND  
THUNDERSTORMS. HIGHS IN THE UPPER 80S. MINIMUM RH 64 PERCENT.  
SOUTHWEST WINDS AROUND 5 MPH.  
 

 
 
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