699  
FNUS71 KAKQ 031929  
FWSAKQ  
 
SPOT FORECAST FOR MASON TRACT...THE NATURE CONSERVANCY  
NATIONAL WEATHER SERVICE WAKEFIELD VA  
329 PM EDT WED JUN 3 2026  
 
FORECAST IS BASED ON IGNITION TIME OF 1700 EDT ON JUNE 03.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE AT 757-899-5734.  
   
DISCUSSION  
 
DRY WITH NORTHERLY WINDS FOR THE REST OF TODAY WITH MINIMUM RH  
VALUES AROUND 25%. SIMILARLY DRY BUT WITH WARMER TEMPERATURES  
THURSDAY. WINDS, HOWEVER, WILL BE LIGHTER AND VARIABLE IN  
DIRECTION. ANY CHANCE OF RAIN IS LIMITED UNTIL SUNDAY.  
   
REST OF TODAY  
 
SKY/WEATHER.........SUNNY (5-15 PERCENT).  
CHANCE OF PCPN......0 PERCENT.  
MAX TEMPERATURE.....AROUND 82.  
MIN HUMIDITY........24 PERCENT.  
WIND (20 FT)........NORTH WINDS AROUND 6 MPH.  
MIXING HEIGHT.......7800 FT AGL.  
TRANSPORT WINDS.....NORTH AROUND 10 MPH.  
SMOKE DISPERSAL.....EXCELLENT (80500 MPH-FT).  
LVORI...............1.  
ADI.................84.  
 
TIME (EDT) 5PM  
SKY (%).........10  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CHC OF PCPN (%).0  
TEMP............80  
RH..............26  
20 FT WIND DIR..N  
20 FT WIND SPD..6  
20 FT WIND GUST.9  
MIX HGT (KFT)...7.8  
TRANSP WIND DIR.N  
TRANSP WIND SPD.10  
LVORI...........1  
ADI.............84  
VRATE MPH-FT/1K.80  
VENTRATE CAT....GD  
   
TONIGHT  
 
SKY/WEATHER.........CLEAR (0-10 PERCENT).  
CHANCE OF PCPN......0 PERCENT.  
MIN TEMPERATURE.....AROUND 51.  
MAX HUMIDITY........86 PERCENT.  
WIND (20 FT)........LIGHT WINDS.  
MIXING HEIGHT.......400 FT AGL.  
TRANSPORT WINDS.....NORTHEAST 3 TO 8 MPH SHIFTING TO THE SOUTHEAST  
AROUND 5 MPH LATE IN THE EVENING, THEN SHIFTING  
TO THE SOUTHWEST OVERNIGHT SHIFTING TO THE WEST  
5 TO 6 MPH AFTER 3 AM.  
SMOKE DISPERSAL.....GOOD (41285 MPH-FT) EARLY IN THE EVENING  
DECREASING TO POOR (1609 MPH-FT) LATE IN THE  
NIGHT.  
LVORI...............3.  
ADI.................51 EARLY IN THE EVENING DECREASING TO 2 LATE IN  
THE NIGHT.  
 
TIME (EDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%).........8 7 5 5 4 4 3 3 3 2 2 2  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0 0 0  
TEMP............79 77 71 66 63 61 59 58 57 56 55 53  
RH..............28 30 39 48 56 62 67 69 72 74 77 80  
20 FT WIND DIR..NE NE E N N N N N N N N N  
20 FT WIND SPD..4 2 1 0 0 0 0 0 0 0 0 0  
20 FT WIND GUST.7 5 3 1 1 1 1 1 1 1 2 2  
MIX HGT (KFT)...5.3 2.9 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4  
TRANSP WIND DIR.N NE NE NE E SE SE S SW SW W W  
TRANSP WIND SPD.8 6 5 3 5 5 5 5 5 5 5 6  
LVORI...........1 2 2 2 3 3 3 3 3 3 4 4  
ADI.............51 2 2 2 2 2 2 2 2 2 2 2  
VRATE MPH-FT/1K.41 15 1 1 1 1 1 1 1 1 1 2  
VENTRATE CAT....PR PR PR PR PR PR PR PR PR PR PR PR  
   
THURSDAY  
 
SKY/WEATHER.........SUNNY (0-10 PERCENT).  
CHANCE OF PCPN......0 PERCENT.  
MAX TEMPERATURE.....AROUND 87.  
MIN HUMIDITY........29 PERCENT.  
WIND (20 FT)........LIGHT WINDS BECOMING NORTH AROUND 5 MPH LATE IN  
THE MORNING, THEN BECOMING LIGHT IN THE  
AFTERNOON.  
MIXING HEIGHT.......7100 FT AGL.  
TRANSPORT WINDS.....NORTHWEST 6 TO 7 MPH SHIFTING TO THE NORTH 3 TO  
9 MPH IN THE LATE MORNING AND AFTERNOON.  
SMOKE DISPERSAL.....POOR (2415 MPH-FT) EARLY IN THE MORNING  
INCREASING TO GOOD (42780 MPH-FT) IN THE  
AFTERNOON.  
LVORI...............4.  
ADI.................2 EARLY IN THE MORNING INCREASING TO 53 IN THE  
AFTERNOON.  
 
TIME (EDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........2 1 1 1 0 0 1 1 2 3 4 5  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0 0 0  
TEMP............53 55 59 67 74 78 82 83 85 85 86 85  
RH..............86 83 75 56 44 39 34 32 29 29 29 30  
20 FT WIND DIR..N N N NW N N N NE NE NE E E  
20 FT WIND SPD..0 0 0 2 3 5 4 4 4 3 3 3  
20 FT WIND GUST.2 2 2 3 5 6 6 6 6 5 5 5  
MIX HGT (KFT)...0.5 0.5 0.6 1.8 3.1 4.3 5.2 6.1 7.0 7.0 7.1 7.1  
TRANSP WIND DIR.W NW NW N N N N NE NE NE N N  
TRANSP WIND SPD.6 6 6 7 8 9 8 7 6 5 3 3  
LVORI...........6 5 3 2 1 1 1 1 1 1 2 2  
ADI.............2 5 6 17 32 47 53 52 48 38 29 24  
VRATE MPH-FT/1K.2 2 3 12 24 37 42 42 40 31 24 20  
VENTRATE CAT....PR PR PR PR PR PR PR PR PR PR PR PR  
 
 
FORECASTER...WRAY  
REQUESTED BY...SAM TRUSLOW  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2614910.0/AKQ  
.DELDT 06/03/26  
.FORMATTERVERSION 2.0.0  
.EMAIL STRUSLOW@TNC.ORG  
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