760  
FNUS71 KBTV 241308  
FWSBTV  
 
SPOT FORECAST FOR NORTON FARM ROAD RX FIRE...USFS - GREEN MOUNTAIN NATIONAL FOREST  
NATIONAL WEATHER SERVICE BURLINGTON VT  
908 AM EDT WED APR 24 2024  
 
FORECAST IS BASED ON IGNITION TIME OF 0800 EDT ON APRIL 24.  
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
 
 
A COLD FRONT WILL DROP THROUGH THE REGION TODAY WITH SCATTERED TO  
NUMEROUS SHOWERS LIKELY THROUGH MID AFTERNOON. WINDS WILL BE LESS  
THAN 10 MPH FROM THE SOUTHWEST THIS MORNING, BUT WILL RAPIDLY  
INCREASE BEHIND THE FRONT AFTER ABOUT THE NOON HOUR GUSTING TO 30  
MPH FROM THE NORTHWEST THEREAFTER THROUGH THE AFTERNOON.  
TEMPERATURES WILL ADDITIONALLY BE WARMEST THIS MORNING AHEAD OF  
THE FRONT IN THE 40S, AND COOL INTO THE MID 30S THIS AFTERNOON.  
CLOUDS AND RAIN DIMINISH BY EVENING WITH GUSTY WINDS ABATING  
TOWARDS MIDNIGHT.  
   
TODAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY (80-90 PERCENT). RAIN SHOWERS  
THROUGH THE DAY. CHANCE OF SNOW SHOWERS IN THE  
AFTERNOON.  
CHANCE OF PCPN......100 PERCENT.  
LAL.................1.  
BEGIN/END OF PCPN...  
MAX TEMPERATURE.....AROUND 44.  
MIN HUMIDITY........49 PERCENT.  
WIND (20 FT)........SOUTHWEST AROUND 8 MPH THROUGH NOON,THEN SHIFTING  
TO THE NORTHWEST AT 14 TO 17 MPH WITH GUSTS TO  
AROUND 30 MPH IN THE AFTERNOON.  
MIXING HEIGHT.......2600 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST 10 TO 13 MPH SHIFTING TO THE NORTH 14  
TO 23 MPH IN THE AFTERNOON, THEN SHIFTING TO  
THE NORTHWEST AROUND 24 MPH LATE IN THE  
AFTERNOON.  
HAINES INDEX........2 TO 3 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
 
TIME (EDT) 8 AM 10 AM NOON 2 PM 4 PM  
SKY (%).........100 100 99 90 78  
WEATHER COV.....LIKELY DEFNTE DEFNTE LIKELY CHANCE  
WEATHER TYPE....RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR  
TSTM COV........  
CHC OF PCPN (%).60 80 100 60 30  
LAL.............1 1 1 1 1  
TEMP............43 44 44 39 35  
RH..............73 79 76 73 72  
20 FT WIND......SW 9 SW 9 W 8 N 17 N 16  
20 FT WIND GUST.17 15 15 29 28  
MIX HGT (FT)....1100 1200 1700 1700 2400  
TRANSPORT WIND..S 13 SW 10 NW 14 N 22 N 23  
HAINES INDEX....3 3 3 2 2  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLOUDY (60-70 PERCENT) THEN BECOMING  
PARTLY CLOUDY (25-35 PERCENT) THEN BECOMING  
CLEAR (0-10 PERCENT).  
CHANCE OF PCPN......10 PERCENT.  
LAL.................1.  
BEGIN/END OF PCPN...  
MIN TEMPERATURE.....AROUND 22.  
MAX HUMIDITY........72 PERCENT.  
WIND (20 FT)........NORTH WINDS 9 TO 17 MPH.  
MIXING HEIGHT.......800 FT AGL.  
TRANSPORT WINDS.....NORTH 18 TO 25 MPH DECREASING TO 13 TO 15 MPH  
OVERNIGHT.  
HAINES INDEX........2 TO 4 OR VERY LOW TO LOW POTENTIAL FOR LARGE  
PLUME DOMINATED FIRE GROWTH.  
 
TIME (EDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM  
SKY (%).........65 40 11 9 2 2  
WEATHER COV.....  
WEATHER TYPE....NONE NONE NONE NONE NONE NONE  
TSTM COV........  
CHC OF PCPN (%).10 10 0 0 0 0  
LAL.............1 1 1 1 1 1  
TEMP............32 31 31 29 26 24  
RH..............66 53 45 44 48 52  
20 FT WIND......N 17 N 15 N 15 N 13 N 9 N 9  
20 FT WIND GUST.25 24 22 18 15 15  
MIX HGT (FT)....3100 2000 2000 2000 2100 1500  
TRANSPORT WIND..NW 25 N 23 N 21 N 18 N 14 N 14  
HAINES INDEX....2 3 3 3 4 4  
   
THURSDAY
 
 
SKY/WEATHER.........SUNNY (0-10 PERCENT).  
CHANCE OF PCPN......0 PERCENT.  
LAL.................1.  
BEGIN/END OF PCPN...  
MAX TEMPERATURE.....AROUND 43.  
MIN HUMIDITY........27 PERCENT.  
WIND (20 FT)........NORTHWEST WINDS AROUND 9 MPH.  
MIXING HEIGHT.......4500 FT AGL.  
TRANSPORT WINDS.....NORTH 12 TO 16 MPH.  
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED  
FIRE GROWTH.  
 
TIME (EDT) 6 AM 8 AM 10 AM NOON 2 PM 4 PM  
SKY (%).........3 8 8 6 8 4  
WEATHER COV.....  
WEATHER TYPE....NONE NONE NONE NONE NONE NONE  
TSTM COV........  
CHC OF PCPN (%).0 0 0 0 0 0  
LAL.............1 1 M M 1 M  
TEMP............23 26 33 38 41 43  
RH..............57 50 38 31 27 28  
20 FT WIND......N 9 N 9 NW 9 NW 9 NW 9 NW 9  
20 FT WIND GUST.14 14 14 13 13 12  
MIX HGT (FT)....800 2200 2900 3600 4500 4200  
TRANSPORT WIND..N 12 N 14 N 15 N 15 N 15 N 14  
HAINES INDEX....4 4 4 4 4 4  
 

 
FORECASTER...LAHIFF  
REQUESTED BY...LR SILVIA  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2411768.1/BTV  
.DELDT 04/24/24  
.FORMATTERVERSION 2.0.0  
.EMAIL LINDSAY.R.SILVIA@USDA.GOV  
 
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