479  
FNUS74 KBMX 031636  
FWSBMX  
 
SPOT FORECAST FOR OAK MOUNTAIN...SHELBY EMA  
NATIONAL WEATHER SERVICE BIRMINGHAM AL  
1136 AM CDT SAT OCT 3 2026  
 
FORECAST IS BASED ON FORECAST START TIME OF 1200 CDT ON OCTOBER 03.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION
 
 
PREVAILING LOW LEVEL WINDS WILL REMAIN LIGHT THROUGH THE NEXT 24 HOURS,  
MAINLY OUT OF THE EAST TO SOUTHEAST. FAVORABLE HUMIDITY CONDITIONS  
WILL CONTINUE, WITH RECOVERY TO 100 PERCENT OVERNIGHT, AND MINIMUM  
RH VALUES AROUND 60-65 PERCENT DURING THE DAY. RAIN CHANCES COME INTO  
THE FORECAST STARTING TOWARD MIDDAY TODAY, AND REALLY START TO RAMP  
UP TONIGHT INTO SUNDAY.  
 
   
REST OF TODAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY (70-80 PERCENT). SLIGHT CHANCE OF  
SHOWERS EARLY IN THE AFTERNOON. SLIGHT CHANCE  
OF THUNDERSTORMS IN THE AFTERNOON. CHANCE OF  
SHOWERS LATE IN THE AFTERNOON.  
CWR.................10 PERCENT INCREASING TO 30 PERCENT.  
MAX TEMPERATURE.....AROUND 88.  
MIN HUMIDITY........61 PERCENT.  
WIND (20 FT)........LIGHT WINDS. GUSTY AND ERRATIC WINDS EXPECTED  
NEAR THUNDERSTORMS IN THE AFTERNOON.  
MIXING HEIGHT.......4200 FT AGL.  
TRANSPORT WINDS.....SOUTHEAST 5 TO 7 MPH.  
DISPERSION INDEX....18 INCREASING TO 24 LATE IN THE AFTERNOON.  
LVORI...............3.  
 
TIME (CDT) NOON 2 PM 4 PM  
SKY (%).........67 79 73  
WEATHER COV..... S CHC CHANCE  
WEATHER TYPE....NONE RNSHWR RNSHWR  
TSTM COV........ S CHC S CHC  
CWR.............10 20 30  
TEMP............84 87 86  
RH..............65 61 61  
20 FT WIND......SE 2 SE 2 SE 2  
20 FT WIND GUST.6 6 6  
20 FT WIND DIR..140 140 130  
MIX HGT (FT)....3300 4000 3900  
TRANSPORT WIND..S 5 SE 7 SE 6  
DISPERSION IDX..15 26 21  
LVORI...........3 2 3  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLOUDY (80-90 PERCENT). CHANCE OF  
SHOWERS AND THUNDERSTORMS IN THE EVENING, THEN  
SHOWERS LIKELY AND SLIGHT CHANCE OF  
THUNDERSTORMS OVERNIGHT.  
CWR.................30 PERCENT DECREASING TO 20 PERCENT LATE IN THE  
EVENING, THEN INCREASING TO 40 PERCENT  
OVERNIGHT INCREASING TO 60 PERCENT AFTER 3 AM.  
MIN TEMPERATURE.....AROUND 70.  
MAX HUMIDITY........100 PERCENT.  
WIND (20 FT)........LIGHT WINDS. GUSTY AND ERRATIC WINDS EXPECTED  
NEAR THUNDERSTORMS EARLY IN THE EVENING. GUSTY  
AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS  
EARLY IN THE EVENING. GUSTY AND ERRATIC WINDS  
EXPECTED NEAR THUNDERSTORMS IN THE LATE EVENING  
AND OVERNIGHT.  
MIXING HEIGHT.......400 FT AGL.  
TRANSPORT WINDS.....SOUTHEAST 5 TO 7 MPH.  
DISPERSION INDEX....4.  
LVORI...............7.  
 
TIME (CDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM  
SKY (%).........78 88 89 83 83 88  
WEATHER COV.....CHANCE CHANCE S CHC S CHC CHANCE LIKELY  
WEATHER TYPE....RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR  
TSTM COV........S CHC CHANCE S CHC S CHC S CHC S CHC  
CWR.............30 30 20 20 40 60  
TEMP............82 75 74 73 72 72  
RH..............72 92 99 100 100 100  
20 FT WIND......SE 2 SE 2 SE 2 SE 1 SE 1 SE 1  
20 FT WIND GUST.6 6 6 6 5 5  
20 FT WIND DIR..130 120 130 140 140 140  
MIX HGT (FT)....1000 400 400 400 400 500  
TRANSPORT WIND..SE 6 SE 6 SE 6 S 6 S 6 SE 5  
DISPERSION IDX..8 0 0 3 3 2  
LVORI...........3 7 10 10 9 9  
   
SUNDAY
 
 
SKY/WEATHER.........CLOUDY (90-100 PERCENT). SLIGHT CHANCE OF  
THUNDERSTORMS IN THE MORNING. SHOWERS THROUGH  
THE DAY. CHANCE OF THUNDERSTORMS IN THE  
AFTERNOON.  
CWR.................60 PERCENT INCREASING TO 90 PERCENT.  
MAX TEMPERATURE.....AROUND 78.  
MIN HUMIDITY........90 PERCENT.  
WIND (20 FT)........LIGHT WINDS. GUSTY AND ERRATIC WINDS EXPECTED  
NEAR THUNDERSTORMS IN THE MORNING. GUSTY AND  
ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS IN  
THE AFTERNOON.  
MIXING HEIGHT.......1500 FT AGL.  
TRANSPORT WINDS.....SOUTHEAST 5 TO 7 MPH SHIFTING TO THE EAST 7 TO  
8 MPH LATE IN THE AFTERNOON.  
DISPERSION INDEX....7 INCREASING TO 11 IN THE AFTERNOON.  
LVORI...............8.  
 
TIME (CDT) 6 AM 8 AM 10 AM NOON 2 PM 4 PM  
SKY (%).........90 98 100 100 100 100  
WEATHER COV.....LIKELY DEFNTE DEFNTE DEFNTE DEFNTE DEFNTE  
WEATHER TYPE....RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR  
TSTM COV........S CHC S CHC S CHC S CHC CHANCE CHANCE  
CWR.............60 80 90 90 90 90  
TEMP............71 70 73 76 76 76  
RH..............100 100 100 96 99 90  
20 FT WIND......SE 1 E 2 SE 2 SE 2 SE 2 E 2  
20 FT WIND GUST.5 6 6 6 7 7  
20 FT WIND DIR..120 110 120 120 120 100  
MIX HGT (FT)....500 700 1100 1500 1400 1000  
TRANSPORT WIND..SE 5 E 7 E 7 E 7 SE 7 E 8  
DISPERSION IDX..2 3 6 12 11 12  
LVORI...........9 9 8 8 7 6  
 

 
FORECASTER...JLAWS  
REQUESTED BY...MINDY NASH  
TYPE OF REQUEST...WILDFIRE  
.TAG 2622816.12/BMX  
.DELDT 10/03/26  
.FORMATTERVERSION 2.0.0  
 
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