507  
FNUS71 KAKQ 172350  
FWSAKQ  
 
SPOT FORECAST FOR 4KM...4KM LAND & TIMBER  
NATIONAL WEATHER SERVICE WAKEFIELD VA  
750 PM EDT FRI OCT 17 2025  
 
FORECAST IS BASED ON IGNITION TIME OF 0900 EDT ON OCTOBER 18.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE AT 757-899-5734.  
   
DISCUSSION
 
 
PREVAILING HIGH PRESSURE LEADS TO DRY CONDITIONS SATURDAY.  
INCREASED MID-HIGH LEVEL CLOUD COVER IS EXPECTED DURING THE MORNING  
AND EARLY AFTERNOON HOURS, BEFORE CLEARING OUT IN THE LATER  
AFTERNOON. WHILE IT WON'T BE AS DRY AS TODAY (FRIDAY), AFTERNOON  
MINIMUM RELATIVE HUMIDITY VALUES SHOULD DROP TO 40-45%, WITH VALUES  
POTENTIALLY DROPPING BELOW 40% FOR A BRIEF PERIOD. LIGHT AND  
VARIABLE WINDS IN THE MORNING SHIFT TO THE SOUTH (AT 5-10 MPH) BY  
THE AFTERNOON.  
   
SATURDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY (35-45 PERCENT).  
CHANCE OF PCPN......0 PERCENT.  
MAX TEMPERATURE.....AROUND 73.  
MIN HUMIDITY........44 PERCENT.  
WIND (20 FT)........LIGHT WINDS.  
MIXING HEIGHT.......3000 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST 5 TO 10 MPH.  
SMOKE DISPERSAL.....POOR (1380 MPH-FT) EARLY IN THE MORNING  
INCREASING TO GOOD (30704 MPH-FT) IN THE  
AFTERNOON.  
LVORI...............2.  
ADI.................3 TO 38.  
 
TIME (EDT) 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........72 71 70 58 46 34 27 19 11  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0  
TEMP............52 58 62 65 69 71 71 73 71  
RH..............63 55 50 46 42 41 44 43 47  
20 FT WIND DIR..SW SW S S S S S S S  
20 FT WIND SPD..1 2 2 3 4 4 4 4 4  
20 FT WIND GUST.5 6 7 8 8 9 9 9 9  
MIX HGT (KFT)...0.3 0.7 1.2 1.8 2.3 2.8 2.9 3.0 2.6  
TRANSP WIND DIR.SW SW SW SW SW SW S S S  
TRANSP WIND SPD.5 7 8 8 8 8 9 10 10  
LVORI...........3 3 2 2 2 2 1 1 1  
ADI.............3 5 13 20 24 28 32 38 33  
VRATE MPH-FT/1K.1 4 10 15 18 22 25 30 26  
VENTRATE CAT....PR PR PR PR PR PR PR PR PR  
   
SATURDAY NIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR (5-15 PERCENT).  
CHANCE OF PCPN......0 PERCENT.  
MIN TEMPERATURE.....AROUND 54.  
MAX HUMIDITY........96 PERCENT.  
WIND (20 FT)........LIGHT WINDS.  
MIXING HEIGHT.......400 FT AGL.  
TRANSPORT WINDS.....SOUTH 5 TO 9 MPH.  
SMOKE DISPERSAL.....POOR (1724 MPH-FT).  
LVORI...............4.  
ADI.................2 TO 9.  
 
TIME (EDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%).........9 7 5 4 3 3 5 7 9 17 19 21  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0 0 0  
TEMP............70 65 61 59 58 58 58 57 57 56 56 55  
RH..............51 60 72 78 80 77 80 83 83 86 86 90  
20 FT WIND DIR..S S S S S S S S S S S S  
20 FT WIND SPD..3 2 2 2 2 2 2 2 2 3 3 4  
20 FT WIND GUST.9 9 9 11 12 13 13 13 13 13 14 14  
MIX HGT (KFT)...0.7 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4  
TRANSP WIND DIR.S S SE SE S S S S S S S S  
TRANSP WIND SPD.9 6 5 5 6 7 7 7 7 7 7 7  
LVORI...........2 3 4 5 5 5 5 5 5 6 6 6  
ADI.............9 3 2 2 3 3 3 3 3 3 3 3  
VRATE MPH-FT/1K.5 2 1 1 2 2 2 2 2 2 2 2  
VENTRATE CAT....PR PR PR PR PR PR PR PR PR PR PR PR  
   
SUNDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY (40-50 PERCENT).  
CHANCE OF PCPN......10 PERCENT.  
MAX TEMPERATURE.....AROUND 76.  
MIN HUMIDITY........52 PERCENT.  
WIND (20 FT)........LIGHT WINDS BECOMING SOUTH 6 TO 12 MPH WITH  
GUSTS TO AROUND 21 MPH EARLY IN THE MORNING.  
MIXING HEIGHT.......4700 FT AGL.  
TRANSPORT WINDS.....SOUTH 6 TO 13 MPH INCREASING TO SOUTHWEST 20 TO  
29 MPH IN THE LATE MORNING AND AFTERNOON.  
SMOKE DISPERSAL.....POOR (2300 MPH-FT) EARLY IN THE MORNING  
INCREASING TO EXCELLENT (107064 MPH-FT) IN THE  
AFTERNOON INCREASING TO EXCELLENT (123624  
MPH-FT) LATE IN THE AFTERNOON.  
LVORI...............4.  
ADI.................3 EARLY IN THE MORNING INCREASING TO 100 IN THE  
AFTERNOON.  
 
TIME (EDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........25 30 34 34 35 35 37 40 42 48 55 61  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0 0 10  
TEMP............55 54 56 60 65 70 73 75 76 76 76 74  
RH..............90 96 90 81 70 61 55 52 50 52 52 57  
20 FT WIND DIR..S S S S S S S S S S S S  
20 FT WIND SPD..4 4 6 7 8 9 10 11 12 12 12 12  
20 FT WIND GUST.14 14 11 13 14 15 18 20 21 21 21 21  
MIX HGT (KFT)...0.4 0.4 0.4 1.1 1.8 2.5 3.2 4.0 4.7 4.7 4.6 4.6  
TRANSP WIND DIR.S S S S SW SW SW SW S S S S  
TRANSP WIND SPD.6 6 7 13 20 25 28 26 26 28 29 29  
LVORI...........6 7 5 3 3 1 1 1 1 1 1 1  
ADI.............3 6 7 19 45 74 91 100 78 82 85 83  
VRATE MPH-FT/1K.2 2 3 14 36 64 88 107 123 129 132 129  
VENTRATE CAT....PR PR PR PR PR FR GD GD VGD VGD VGD VGD  
 

 
FORECASTER...WRAY  
REQUESTED BY...KYLE MALLAS  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2523790.0/AKQ  
.DELDT 10/17/25  
.FORMATTERVERSION 2.0.0  
.EMAIL KHMALLAS@CHARTER.NET  
 
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