652  
FNUS71 KBTV 221147  
FWSBTV  
 
SPOT FORECAST FOR WESTPORT FIRE...NYS DEC  
NATIONAL WEATHER SERVICE BURLINGTON VT  
747 AM EDT FRI AUG 22 2025  
 
FORECAST IS BASED ON FORECAST START TIME OF 0800 EDT ON AUGUST 22.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
 
PLEASE CONTACT OUR OFFICE AT (802) 658-0207, IF YOU HAVE QUESTIONS  
OR CONCERNS WITH THIS FORECAST.  
   
DISCUSSION  
 
DRY WEATHER IS EXPECTED WITH PLENTIFUL SUNSHINE. THOUGH PREVAILING  
WINDS WILL BE OUT OF THE NORTH, GIVEN THE PROXIMITY TO LAKE  
CHAMPLAIN AND THE FACE OF THE SLOPE, FLOW COULD FAVOR A  
NORTHEASTERLY DIRECTION DURING THE AFTERNOON. WIND SPEEDS WILL BE  
FAIRLY LIGHT, AROUND 5 MPH WITH A FEW INTERMITTENT READINGS UP TO  
10 MPH POSSIBLE. MINIMUM RELATIVE HUMIDITY VALUES AROUND 35  
PERCENT ARE EXPECTED WITH TEMPERATURES CLIMBING INTO THE LOWER 80S  
THIS AFTERNOON.  
 
FOR TOMORROW, SIMILAR WEATHER CONDITIONS ARE EXPECTED, WITH  
TEMPERATURES WARMING INTO THE MID 80S UNDER ABUNDANT SUNSHINE.  
WINDS WILL TREND SOUTHERLY DURING THE DAY AND INCREASE TO 10 MPH  
WITH GUSTS OF 20 MPH POSSIBLE BY SATURDAY AFTERNOON. MINIMUM  
RELATIVE HUMIDITY VALUES WILL REMAIN LOW SATURDAY AFTERNOON  
FALLING TOWARDS 40 PERCENT. RAIN CHANCES DON'T INCREASE UNTIL  
AFTER DARK ON SATURDAY. HOWEVER, AMOUNTS ARE NOT EXPECTED TO BE A  
WETTING RAIN, GENERALLY A TENTH OR LESS. THE HIGHER RAINFALL  
AMOUNTS WILL LIKELY BE LATE SUNDAY INTO MONDAY.  
   
REST OF TODAY  
 
SKY/WEATHER.........SUNNY (5-15 PERCENT).  
CHANCE OF PCPN......0 PERCENT.  
CHANCE OF THUNDER...0 PERCENT.  
BEGIN/END OF PCPN...  
MAX TEMPERATURE.....AROUND 83.  
MIN HUMIDITY........37 PERCENT.  
WIND (20 FT)........LIGHT WINDS BECOMING NORTH OR NORTHEAST 5 TO  
6 MPH IN THE LATE MORNING AND AFTERNOON.  
MIXING HEIGHT.......6500 FT AGL.  
TRANSPORT WINDS.....NORTH 5 TO 9MPH.  
LAL.................  
 
TIME (EDT) 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........0 0 0 0 4 4 10 16 16 14  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0  
CHC OF THDR (%).0 0 0 0 0 0 0 0 0 0  
LAL.............M M M M M M M M M M  
TEMP............63 66 71 74 77 79 80 81 81 81  
RH..............72 68 59 53 47 42 39 37 37 37  
20 FT WIND DIR..N N N N N N NE NE N N  
20 FT WIND SPD..3 3 5 6 6 6 6 6 6 5  
20 FT WIND GUST.6 7 8 10 10 12 12 10 9 9  
MIX HGT (KFT)...0.9 1.8 2.8 4.2 5.1 5.7 6.4 6.5 6.5 5.6  
TRANSP WIND DIR.N N N N N N N N N N  
TRANSP WIND SPD.5 6 7 9 9 9 9 9 8 8  
   
TONIGHT  
 
SKY/WEATHER.........MOSTLY CLEAR (15-25 PERCENT).  
CHANCE OF PCPN......0 PERCENT.  
CHANCE OF THUNDER...2 PERCENT.  
BEGIN/END OF PCPN...  
MIN TEMPERATURE.....AROUND 60.  
MAX HUMIDITY........78 PERCENT.  
WIND (20 FT)........LIGHT WINDS.  
MIXING HEIGHT.......700 FT AGL.  
TRANSPORT WINDS.....NORTH 2 TO 6 MPH SHIFTING TO THE SOUTHWEST 3 TO  
7 MPH IN THE LATE EVENING AND OVERNIGHT.  
LAL.................  
 
TIME (EDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%).........13 25 30 14 20 15 9 10 7 7 11 14  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0 0 0  
CHC OF THDR (%).0 0 0 0 0 0 0 0 0 0 0 0  
LAL.............M M M M M M M M M M M M  
TEMP............79 77 73 71 69 68 66 65 64 62 62 61  
RH..............41 43 51 55 59 61 65 65 70 72 75 78  
20 FT WIND DIR..NE N W W W W SW S SW S S S  
20 FT WIND SPD..3 2 2 2 2 2 2 2 2 3 3 3  
20 FT WIND GUST.6 5 3 3 3 3 3 3 5 5 6 6  
MIX HGT (KFT)...4.4 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7  
TRANSP WIND DIR.N N N SW SW SW S SW SW SW S S  
TRANSP WIND SPD.6 3 2 3 3 5 5 6 6 7 7 6  
   
SATURDAY  
 
SKY/WEATHER.........MOSTLY SUNNY (30-40 PERCENT).  
CHANCE OF PCPN......0 PERCENT.  
CHANCE OF THUNDER...0 PERCENT.  
BEGIN/END OF PCPN...  
MAX TEMPERATURE.....AROUND 86.  
MIN HUMIDITY........43 PERCENT.  
WIND (20 FT)........SOUTH WINDS 5 TO 10 MPH.  
MIXING HEIGHT.......6100 FT AGL.  
TRANSPORT WINDS.....SOUTH 7 TO 16 MPH SHIFTING TO THE SOUTHWEST 17  
TO 18 MPH LATE IN THE AFTERNOON.  
LAL.................  
 
TIME (EDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........29 16 13 25 31 36 41 45 50 51 53 54  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0 0 0  
CHC OF THDR (%).0 0 0 0 0 0 0 0 0 0 0 0  
LAL.............M M M M M M M M M M M M  
TEMP............61 62 65 68 72 77 80 82 83 84 84 83  
RH..............78 75 73 70 64 56 51 47 44 43 43 44  
20 FT WIND DIR..S S S S S S S S S S S S  
20 FT WIND SPD..5 5 6 6 7 8 9 10 10 10 10 10  
20 FT WIND GUST.6 7 8 9 12 14 15 16 17 17 17 17  
MIX HGT (KFT)...0.7 0.7 0.8 1.6 2.7 3.9 4.8 5.5 5.9 6.1 5.9 5.2  
TRANSP WIND DIR.S S S S S S S S S S SW SW  
TRANSP WIND SPD.7 7 7 12 13 13 14 16 17 18 18 18  
 
 
FORECASTER...HAYNES  
REQUESTED BY...RYAN NERP  
TYPE OF REQUEST...WILDFIRE  
.TAG 2520438.0/BTV  
.DELDT 08/22/25  
.FORMATTERVERSION 2.0.0  
.EMAIL RYAN.NERP@DEC.NY.GOV  
CLICK HERE TO GO TO PREVIOUS BULLETINS.
The Nexlab VT Page
The Nexlab NY Page
Main Text Page