691  
FNUS71 KGYX 300120  
FWSGYX  
 
SPOT FORECAST FOR WINCHESTER NH FIRE...DCR FIRE CONTROL  
NATIONAL WEATHER SERVICE GRAY ME  
920 PM EDT TUE APR 29 2025  
 
FORECAST IS BASED ON FORECAST START TIME OF 1700 EDT ON APRIL 29.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
 
PLEASE CONTACT OUR OFFICE AT (207) 688-3224, IF YOU HAVE QUESTIONS  
OR CONCERNS WITH THIS FORECAST.  
   
DISCUSSION
 
CLOUDS WILL CONTINUE TO INCREASE OVERNIGHT WITH A FEW LIGHT  
SHOWERS POSSIBLE.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLOUDY (60-70 PERCENT). CHANCE OF RAIN  
SHOWERS IN THE LATE EVENING AND OVERNIGHT.  
CWR.................0 PERCENT.  
CHANCE OF THUNDER...8 PERCENT.  
MIN TEMPERATURE.....AROUND 51.  
MAX HUMIDITY........81 PERCENT.  
DEWPOINT............46 INCREASING TO 52 OVERNIGHT, THEN DECREASING  
TO 48 EARLY IN THE MORNING.  
MAX APPARENT TEMP...75.  
WIND (20 FT)........SOUTHWEST WINDS 10 TO 16 MPH WITH GUSTS TO  
AROUND 33 MPH SHIFTING TO THE WEST AROUND 12  
MPH WITH GUSTS TO AROUND 31 MPH EARLY IN THE  
MORNING.  
MIXING HEIGHT.......200 FT AGL.  
TRANSPORT WINDS.....SOUTH 15 TO 24 MPH SHIFTING TO THE WEST 23 TO  
29 MPH AFTER 3 AM.  
SMOKE DISPERSAL.....GOOD (45200 KNOT-FT) EARLY IN THE EVENING  
DECREASING TO POOR (2400 KNOT-FT) LATE IN THE  
NIGHT.  
CEILING (KFT).......24 DECREASING TO 20 EARLY IN THE EVENING, THEN  
INCREASING TO 25 EARLY IN THE EVENING  
DECREASING TO 5.0 LATE IN THE EVENING  
INCREASING TO 13 INCREASING TO 25 AFTER 3 AM.  
 
TIME (EDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%).........59 59 59 59 59 59 72 72 72 72 72 72  
WEATHER COV..... CHC CHC CHC CHC CHC CHC  
WEATHER TYPE.... RW RW RW RW RW RW  
TSTM COV........NO NO NO NO NO NO NO NO NO NO NO NO  
CWR.............0 0 0 0 0 0 0 0 0 0 0 0  
CHC OF THDR (%).0 0 0 10 10 10 10 10 0 0 0 0  
TEMP............75 73 69 66 65 64 61 62 59 60 58 56  
DEWPOINT........44 44 45 46 46 47 48 50 52 54 52 48  
RH..............33 35 42 48 51 54 62 65 78 81 79 73  
APARNT TMP (F)..75 73 69 66 65 64 61 62 59 60 58 56  
20 FT WIND DIR..S S S S S S S SW SW W W W  
20 FT WIND SPD..15 15 18 20 20 16 14 14 13 15 14 15  
20 FT WIND GUST.26 30 33 33 32 25 22 22 18 23 31 31  
MIX HGT (KFT)...2.1 1.3 0.4 0.4 0.4 0.4 0.3 0.3 0.2 0.6 1.0 1.4  
TRANSP WIND DIR.S S S S SW SW SW SW SW SW W W  
TRANSP WIND SPD.24 20 15 14 14 14 12 10 12 17 23 29  
VRATE KT-FT/1K..45 21 5 5 5 5 4 3 2 9 21 35  
VENTRATE CAT....FR PR PR PR PR PR PR PR PR PR PR PR  
CEILING (KFT)...24 20 25 25 25 5.0 13 13 13 13 25 25  
 

 
FORECASTER...EKSTER  
REQUESTED BY...STATE FF2 ZACHARY FAVREAU  
TYPE OF REQUEST...WILDFIRE  
.TAG 2512243.0/GYX  
.DELDT 04/29/25  
.FORMATTERVERSION 2.0.0  
.EMAIL FAVREAUZJ10@GMAIL.COM  
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab ME Page
The Nexlab NH Page Main Text Page