668  
FNUS71 KALY 171755  
FWSALY  
 
SPOT FORECAST FOR APPLE ORCHARD...US FOREST SERVICE  
NATIONAL WEATHER SERVICE ALBANY NY  
155 PM EDT THU APR 17 2025  
 
FORECAST IS BASED ON IGNITION TIME OF 1400 EDT ON APRIL 17.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
 
PLEASE CONTACT OUR OFFICE AT ALB.STORMREPORT@NOAA.GOV, IF YOU HAVE QUESTIONS  
OR CONCERNS WITH THIS FORECAST.  
   
DISCUSSION
 
 
*SPS FOR ELEVATED RISK OF FIRE SPREAD IN EFFECT FOR THE HUDSON  
VALLEY AND CATSKILLS TODAY*  
 
TODAY, RH VALUES DROP AS LOW AS 20-30% THIS AFTERNOON, WITH THE  
LOWEST RH VALUES IN THE HUDSON VALLEY. WINDS WILL NOT BE AS  
STRONG AS THE PAST FEW DAYS, BUT GUSTS OF 20-25 MPH ARE EXPECTED  
FOR MUCH OF THE REGION, WITH SOME LOCALLY HIGHER GUSTS TO NEAR  
30 MPH POSSIBLE AROUND THE CAPITAL DISTRICT TOMORROW AFTERNOON.  
WHILE STATE PARTNERS IN CT AND MA HAVE CONFIRMED THAT FUELS ARE  
NOT YET RECEPTIVE, THE NYS DEC HAS CONFIRMED THAT FUELS IN THE  
HUDSON VALLEY AND CATSKILLS HAVE DRIED OUT ENOUGH FROM THE  
RAINFALL EARLIER IN THE WEEK TO WARRANT AND SPS FOR TODAY. WE  
HAVE ALSO COORDINATED WITH BTV TO DETERMINE THAT AN SPS WILL NOT  
BE NEEDED FOR SOUTHERN VT BASED ON THE FACT THAT THIS ARE SAW  
MORE UPSLOPE PRECIP YESTERDAY. WINDS THURSDAY NIGHT SHOULD  
QUICKLY BECOME LIGHT AND VARIABLE AFTER SUNSET, WITH RH VALUES  
RECOVERING TO 60-80% OVERNIGHT.  
 
ON FRIDAY, MINIMUM RH VALUES SHOULD NOT BE AS LOW AS THURSDAY  
WITH 30-45% EXPECTED. SOUTHERLY WINDS WILL BE INCREASING DURING  
THE AFTERNOON, WITH GUSTS OF 15-25 MPH DEVELOPING, BUT THE  
STRONGEST GUSTS MAY NOT OCCUR UNTIL LATER IN THE DAY WHEN RH  
VALUES ARE BEGINNING TO RECOVER. ADDITIONALLY, THERE COULD BE A  
FEW SHOWERS AROUND FRIDAY AFTERNOON, ESPECIALLY NORTH OF I-90.  
THEREFORE, IT APPEARS CONDITIONS WILL NOT BE QUITE AS CONDUCIVE  
FOR FIRE SPREAD COMPARED TO THURSDAY.  
   
REST OF TODAY
 
 
SKY/WEATHER.........SUNNY (0-10 PERCENT).  
CHANCE OF PCPN......0 PERCENT.  
MAX TEMPERATURE.....AROUND 52.  
MIN HUMIDITY........20 PERCENT.  
WIND (20 FT)........  
SLOPE/VALLEY.......NORTHWEST WINDS 12 TO 13 MPH WITH GUSTS TO  
AROUND 25 MPH.  
MIXING HEIGHT.......5700 FT AGL.  
TRANSPORT WINDS.....NORTHWEST 28 TO 29 MPH.  
SMOKE DISPERSAL.....EXCELLENT (127200 KNOT-FT).  
 
TIME (EDT) 2PM 3PM 4PM 5PM  
SKY (%).........3 3 3 2  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CHC OF PCPN (%).0 0 0 0  
TEMP............47 52 52 52  
RH..............27 22 21 20  
20 FT WIND DIR..W W NW NW  
20 FT WIND SPD..13 13 12 12  
20 FT WIND GUST.25 25 25 23  
MIX HGT (KFT)...5.1 5.5 5.7 5.3  
TRANSP WIND DIR.NW NW NW NW  
TRANSP WIND SPD.29 29 29 28  
VRATE KT-FT/1K..128 137 139 127  
VENTRATE CAT....VGD VGD VGD VGD  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR (5-15 PERCENT).  
CHANCE OF PCPN......0 PERCENT.  
MIN TEMPERATURE.....AROUND 28.  
MAX HUMIDITY........78 PERCENT.  
WIND (20 FT)........  
SLOPE/VALLEY.......NORTHWEST WINDS 6 TO 9 MPH WITH GUSTS TO AROUND  
20 MPH EARLY IN THE EVENING BECOMING LIGHT.  
MIXING HEIGHT.......400 FT AGL.  
TRANSPORT WINDS.....NORTHWEST 15 TO 24 MPH SHIFTING TO THE WEST 8  
TO 13 MPH IN THE LATE EVENING AND OVERNIGHT.  
SMOKE DISPERSAL.....EXCELLENT (91400 KNOT-FT) EARLY IN THE EVENING  
DECREASING TO POOR (400 KNOT-FT) LATE IN THE  
NIGHT.  
 
TIME (EDT) 6 PM 10 PM 2 AM  
SKY (%).........7 15 3  
WEATHER COV.....  
WEATHER TYPE....NONE NONE NONE  
TSTM COV........  
CHC OF PCPN (%).0 0 0  
TEMP............51 39 31  
RH..............24 46 69  
20 FT WIND......NW 9G20 NW 1G8 N 0G2  
MIX HGT (FT)....3900 500 600  
TRANSPORT WIND..NW 24 NW 12 W 9  
VRATE KT-FT/1K..91 2 5  
VENTRATE CAT....GOOD POOR POOR  
   
FRIDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY (35-45 PERCENT) THEN BECOMING  
MOSTLY CLOUDY (70-80 PERCENT). SLIGHT CHANCE OF  
RAIN SHOWERS LATE IN THE AFTERNOON.  
CHANCE OF PCPN......20 PERCENT.  
MAX TEMPERATURE.....AROUND 61.  
MIN HUMIDITY........33 PERCENT.  
WIND (20 FT)........  
SLOPE/VALLEY.......LIGHT WINDS BECOMING SOUTHWEST 5 TO 8 MPH WITH  
GUSTS TO AROUND 23 MPH LATE IN THE MORNING.  
MIXING HEIGHT.......3400 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST 7 TO 15 MPH INCREASING TO 18 TO 23  
MPH LATE IN THE MORNING.  
SMOKE DISPERSAL.....POOR (2200 KNOT-FT) EARLY IN THE MORNING  
INCREASING TO EXCELLENT (62800 KNOT-FT) IN THE  
AFTERNOON.  
 
TIME (EDT) 6 AM 10 AM 2 PM  
SKY (%).........17 M 67  
WEATHER COV.....  
WEATHER TYPE....NONE NONE NONE  
TSTM COV........  
CHC OF PCPN (%).0 0 10  
TEMP............29 47 60  
RH..............72 42 32  
20 FT WIND......N 0G2 SW 3G7 S 8G18  
MIX HGT (FT)....600 2400 3300  
TRANSPORT WIND..W 7 SW 15 SW 22  
VRATE KT-FT/1K..2 35 63  
VENTRATE CAT....POOR POOR GOOD  
 

 
FORECASTER...JPV  
REQUESTED BY...LR SILVIA  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2510743.1/ALY  
.DELDT 04/17/25  
.FORMATTERVERSION 2.0.0  
.EMAIL LINDSAY.R.SILVIA@USDA.GOV  
 
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