937  
FNUS72 KMLB 170751  
FWSMLB  
 
SPOT FORECAST FOR BILDERBACK...USFS  
NATIONAL WEATHER SERVICE MELBOURNE FL  
351 AM EDT FRI APR 17 2026  
 
FORECAST IS BASED ON FORECAST START TIME OF 0700 EDT ON APRIL 17.  
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION
 
 
NEARLY CALM CONDITIONS SUPPORT THE POTENTIAL FOR PATCHY FOG EARLY  
THIS MORNING. ANY FOG THAT DOES DEVELOP IS FORECAST TO DISSIPATE  
BY 8-9 AM. MOSTLY SUNNY CONDITIONS AND A LIGHT EAST-NORTHEAST  
WIND (VARIABLE AT TIMES) WILL SUPPORT TEMPERATURES IN THE LOW 90S  
THIS AFTERNOON. MIN RH VALUES WILL FALL TO THE 30-35 PERCENT  
RANGE, BUT WITH WINDS REMAINING LIGHT, RED FLAG CONDITIONS ARE NOT  
ANTICIPATED. POOR TO FAIR SMOKE DISPERSION IS FORECAST.  
   
TODAY
 
 
SKY/WEATHER.........SUNNY (5-15 PERCENT). PATCHY FOG EARLY IN THE  
MORNING.  
CHANCE OF PCPN......0 PERCENT.  
MAX TEMPERATURE.....AROUND 90.  
MIN HUMIDITY........33 PERCENT.  
WIND (20 FT)........LIGHT WINDS BECOMING EAST AROUND 5 MPH LATE IN  
THE AFTERNOON.  
MIXING HEIGHT.......2100 FT AGL INCREASING TO 6800 FT AGL.  
TRANSPORT WINDS.....NORTHWEST 2 TO 5 MPH SHIFTING TO THE EAST 3 TO  
5 MPH IN THE AFTERNOON.  
DISPERSION INDEX....2 INCREASING TO 34.  
LVORI...............10 DECREASING TO 1.  
 
TIME (EDT) 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........18 18 9 2 2 2 5 5 6 7 6  
WEATHER COV.....PTY PTY  
WEATHER TYPE....FOG FOG  
TSTM COV........  
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0 0  
TEMP............60 61 66 75 80 83 87 88 88 90 88  
RH..............96 97 87 66 56 49 40 38 36 33 35  
20 FT WIND DIR..N W NW W W N NE E E E E  
20 FT WIND SPD..1 1 1 1 2 2 2 3 3 5 5  
20 FT WIND GUST.3 3 5 3 5 6 6 7 7 8 9  
MIX HGT (KFT)...0.4 0.4 0.6 2.1 3.4 4.7 5.7 6.3 6.5 6.8 6.8  
TRANSP WIND DIR.N NW W NW N NE NE E E E E  
TRANSP WIND SPD.2 2 2 5 5 5 5 5 3 5 5  
DISPERSION IDX..1 1 2 13 25 27 33 35 31 34 36  
LVORI...........8 9 6 3 2 2 1 1 1 1 1  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR (15-25 PERCENT).  
CHANCE OF PCPN......0 PERCENT.  
MIN TEMPERATURE.....AROUND 62.  
MAX HUMIDITY........97 PERCENT.  
WIND (20 FT)........EAST WINDS 5 TO 7 MPH IN THE EVENING BECOMING  
LIGHT.  
MIXING HEIGHT.......4900 FT AGL DECREASING TO 400 FT AGL.  
TRANSPORT WINDS.....EAST 6 TO 12 MPH SHIFTING TO THE SOUTH 6 TO 7  
MPH OVERNIGHT.  
DISPERSION INDEX....37 DECREASING TO 4.  
LVORI...............2 INCREASING TO 6.  
 
TIME (EDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%).........7 10 9 11 7 6 6 6 13 21 33 32  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0 0 0  
TEMP............88 84 78 75 73 71 69 68 67 64 64 64  
RH..............35 41 52 56 62 68 73 76 81 90 90 93  
20 FT WIND DIR..E E E E SE SE S S S S S S  
20 FT WIND SPD..6 7 6 6 5 3 3 2 2 2 2 2  
20 FT WIND GUST.12 13 15 14 14 12 9 7 6 6 7 7  
MIX HGT (KFT)...4.9 1.9 0.5 0.4 0.4 0.5 0.4 0.4 0.4 0.4 0.4 0.4  
TRANSP WIND DIR.E E E E SE SE S S S S SW SW  
TRANSP WIND SPD.6 12 12 12 12 10 7 7 6 6 6 6  
DISPERSION IDX..37 25 5 5 5 4 3 3 3 3 3 3  
LVORI...........1 2 2 3 3 3 3 4 5 6 6 6  
   
SATURDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY (35-45 PERCENT). PATCHY FOG EARLY  
IN THE MORNING.  
CHANCE OF PCPN......0 PERCENT.  
MAX TEMPERATURE.....AROUND 93.  
MIN HUMIDITY........36 PERCENT.  
WIND (20 FT)........LIGHT WINDS BECOMING SOUTHEAST 5 TO 6 MPH LATE  
IN THE AFTERNOON.  
MIXING HEIGHT.......1500 FT AGL INCREASING TO 8000 FT AGL.  
TRANSPORT WINDS.....SOUTH 3 TO 6 MPH.  
DISPERSION INDEX....7 INCREASING TO 40.  
LVORI...............8 DECREASING TO 1.  
 
TIME (EDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........44 42 50 29 27 25 26 26 27 29 31 33  
WEATHER COV..... PTY PTY  
WEATHER TYPE.... FOG FOG  
TSTM COV........  
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0 0 0  
TEMP............63 64 65 70 76 81 84 87 90 91 92 92  
RH..............97 97 97 84 71 63 53 46 39 37 36 36  
20 FT WIND DIR..S S SE S S S S SE SE SE SE SE  
20 FT WIND SPD..2 1 1 1 2 2 2 3 3 5 5 6  
20 FT WIND GUST.6 6 5 7 6 7 8 8 9 9 9 12  
MIX HGT (KFT)...0.4 0.4 0.4 1.5 2.4 3.3 4.5 5.8 6.9 7.7 8.0 7.4  
TRANSP WIND DIR.S S S S S S S S S S S SW  
TRANSP WIND SPD.6 6 3 5 5 3 3 3 3 3 3 5  
DISPERSION IDX..3 3 2 7 11 14 19 27 31 36 39 41  
LVORI...........8 8 8 5 3 2 2 2 1 1 1 1  
 

 
FORECASTER...SCHAPER  
REQUESTED BY...MICAYLA ACREE  
TYPE OF REQUEST...WILDFIRE  
.TAG 2610489.1/MLB  
.DELDT 04/17/26  
.FORMATTERVERSION 2.0.0  
.EMAIL MICAYLA.ACREE@USDA.GOV  
 
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