291  
FNUS71 KBTV 171416  
FWSBTV  
 
SPOT FORECAST FOR RAGGED WINDOW RX...USFS  
NATIONAL WEATHER SERVICE BURLINGTON VT  
1016 AM EDT THU APR 17 2025  
 
FORECAST IS BASED ON IGNITION TIME OF 1200 EDT ON APRIL 17.  
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
 
 
NO PRECIPITATION IS EXPECTED THROUGHOUT THE DAY TODAY WITH CLEAR  
SKIES CONTINUING THROUGH THE OVERNIGHT. RELATIVE HUMIDITIES WILL  
CONTINUE TO FALL INTO THE 25-35% RANGE THIS AFTERNOON, WITH THE  
LOWEST VALUES OCCURRING BETWEEN 2 AND 6 PM. THIS TIMING WILL ALSO  
COINCIDE WITH PEAKING NORTHWEST WINDS BETWEEN 5-15 MILES PER HOUR  
AND POTENTIAL GUSTS UP TO 20-25 MILES PER HOUR. RELATIVE  
HUMIDITIES WILL QUICKLY RECOVER AFTER SUNSET CLIMBING TO 60-70%  
OVERNIGHT. WINDS WILL SHIFT TO THE SOUTHWEST BY MIDNIGHT AND  
BECOME CALM AND MORE VARIABLE OVERNIGHT. DRY CONDITIONS WILL  
BRIEFLY CONTINUE FRIDAY LATE MORNING WITH RELATIVE HUMIDITIES BACK  
IN THE 25-35% RANGE BY 12 PM, HOWEVER, CLOUDS AND LIGHT  
PRECIPITATION ARE EXPECTED FRIDAY EVENING AND SATURDAY. NO  
PRECIPITATION OVER 0.05 INCHES IS EXPECTED BEFORE SATURDAY  
HOWEVER.  
   
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 51.  
MIN HUMIDITY........24 PERCENT.  
WIND (20 FT)........NORTHWEST WINDS 13 TO 14 MPH WITH GUSTS TO  
AROUND 25 MPH.  
MIXING HEIGHT.......5400 FT AGL.  
TRANSPORT WINDS.....NORTHWEST 25 TO 28 MPH.  
 
TIME (EDT) NOON 2 PM 4 PM  
SKY (%).........13 7 6  
WEATHER COV.....  
WEATHER TYPE....NONE NONE NONE  
TSTM COV........  
CHC OF PCPN (%).0 0 0  
CHC OF THDR (%).0 0 0  
TEMP............42 47 49  
RH..............41 30 24  
20 FT WIND......W 13 NW 14 NW 14  
20 FT WIND GUST.24 24 24  
MIX HGT (FT)....4400 5200 5400  
TRANSPORT WIND..NW 26 NW 28 NW 26  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR (10-20 PERCENT).  
CHANCE OF PCPN......0 PERCENT.  
CHANCE OF THUNDER...0 PERCENT.  
BEGIN/END OF PCPN...  
MIN TEMPERATURE.....AROUND 27.  
MAX HUMIDITY........68 PERCENT.  
WIND (20 FT)........WEST WINDS 5 TO 12 MPH IN THE EVENING AND  
OVERNIGHT BECOMING LIGHT.  
MIXING HEIGHT.......600 FT AGL.  
TRANSPORT WINDS.....NORTHWEST 14 TO 23 MPH SHIFTING TO THE WEST 8  
TO 13 MPH IN THE LATE EVENING AND OVERNIGHT,  
THEN SHIFTING TO THE SOUTHWEST AFTER 3 AM.  
 
TIME (EDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM  
SKY (%).........17 19 12 8 12 18  
WEATHER COV.....  
WEATHER TYPE....NONE NONE NONE NONE NONE NONE  
TSTM COV........  
CHC OF PCPN (%).0 0 0 0 0 0  
CHC OF THDR (%).0 0 0 0 0 0  
TEMP............47 41 37 34 30 29  
RH..............26 36 46 54 63 63  
20 FT WIND......NW 12 NW 8 NW 6 W 5 W 5 SW 3  
20 FT WIND GUST.21 12 8 7 6 5  
MIX HGT (FT)....4800 800 700 600 600 600  
TRANSPORT WIND..NW 23 NW 14 NW 12 NW 10 W 8 SW 8  
   
FRIDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY (45-55 PERCENT) THEN BECOMING  
MOSTLY CLOUDY (75-85 PERCENT). SLIGHT CHANCE OF  
RAIN SHOWERS LATE IN THE AFTERNOON.  
CHANCE OF PCPN......20 PERCENT.  
CHANCE OF THUNDER...0 PERCENT.  
BEGIN/END OF PCPN...  
MAX TEMPERATURE.....AROUND 62.  
MIN HUMIDITY........32 PERCENT.  
WIND (20 FT)........LIGHT WINDS BECOMING SOUTHWEST 5 TO 10 MPH IN  
THE LATE MORNING AND AFTERNOON.  
MIXING HEIGHT.......3100 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST 7 TO 13 MPH INCREASING TO 18 TO 24  
MPH LATE IN THE MORNING.  
 
TIME (EDT) 6 AM 8 AM 10 AM NOON 2 PM 4 PM  
SKY (%).........29 47 48 57 73 81  
WEATHER COV..... S CHC  
WEATHER TYPE....NONE NONE NONE NONE NONE RNSHWR  
TSTM COV........  
CHC OF PCPN (%).0 0 0 0 10 10  
CHC OF THDR (%).0 0 0 0 0 0  
TEMP............29 37 47 55 59 60  
RH..............66 54 40 32 32 35  
20 FT WIND......SW 3 SW 3 SW 5 SW 8 S 10 S 10  
20 FT WIND GUST.5 6 9 15 18 15  
MIX HGT (FT)....500 900 2300 3100 2800 2400  
TRANSPORT WIND..SW 7 SW 8 SW 13 SW 21 SW 20 S 23  
 

 
FORECASTER...DANZIG  
REQUESTED BY...ELLEN MYERS  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2510878.0/BTV  
.DELDT 04/17/25  
.FORMATTERVERSION 2.0.0  
.EMAIL NHNECC@FIRENET.GOV  
 
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