Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Portland, ME
Issued by NWS Portland, ME
040
FNUS51 KGYX 180901
FWFGYX
Fire Weather Planning Forecast for Western Maine and New Hampshire
National Weather Service Gray ME
500 AM EDT Sat Oct 18 2025
.DISCUSSION...
Dry weather continues through the weekend. Winds will turn to
a more southwesterly direction and remain fairly light as well.
Increasing moisture will ensure that minimum relative humidity
stays around 40 to 45 percent. The next chance at wetting rains
will arrive Monday as a cold front crosses the region.
MEZ104-182000-
Western Maine Mountains and Foothills-
Including the cities of Farmington, Rumford, Bethel, Eustis,
Jackman, and Carrabassett Valley
500 AM EDT Sat Oct 18 2025
Today Tonight Sun
Cloud cover Mclear Pcldy Pcldy
Precip type None None None
Chance of Thunder (%) 0(None) 0(None) 0(None)
Chance precip (%) 0 0 0
Temp (24h trend) 61 (+7) 37 (+4) 65
RH % (24h trend) 38 (-10) 93 (-5) 43
20ftWnd - AM(mph) NW 5 SE 9 G19
20ftWnd - PM(mph) LGT/VAR LGT/VAR SE 13 G25
Precip amount 0.00 0.00 0.00
Precip duration
Precip begin
Precip end
Mixing hgt(ft-AGL) 3490(UNST) 3040(UNST)
Transport wnd (mph) NW 3 S 16
Vent rate (kt-ft) 10470 42560
CWR 0 0 0
KBDI 301-400 301-400 301-400
Remarks...None.
$$
MEZ107-182000-
Kennebec River Valley-
Including the cities of Augusta, Waterville, Skowhegan, Auburn,
Lewiston, Liberty, and Livermore
500 AM EDT Sat Oct 18 2025
Today Tonight Sun
Cloud cover Clear Mclear Pcldy
Precip type None None None
Chance of Thunder (%) 0(None) 0(None) 0(None)
Chance precip (%) 0 0 0
Temp (24h trend) 62 (+3) 38 (+2) 66
RH % (24h trend) 47 (0) 100 (+1) 53
20ftWnd - AM(mph) N 5 SE 6
20ftWnd - PM(mph) LGT/VAR LGT/VAR S 11 G23
Precip amount 0.00 0.00 0.00
Precip duration
Precip begin
Precip end
Mixing hgt(ft-AGL) 3640(UNST) 3300(UNST)
Transport wnd (mph) N 5 S 14
Vent rate (kt-ft) 14560 39600
CWR 0 0 0
KBDI 301-400 301-400 301-400
Remarks...None.
$$
MEZ109-182000-
Lakes Region-
Including the cities of Sanford, North Windham, Gray,
New Glouceser, Fryeburg, South Paris, and Hiram
500 AM EDT Sat Oct 18 2025
Today Tonight Sun
Cloud cover Mclear Mclear Mclear
Precip type None None None
Chance of Thunder (%) 0(None) 0(None) 0(None)
Chance precip (%) 0 0 0
Temp (24h trend) 64 (+3) 38 (+4) 66
RH % (24h trend) 40 (-1) 100 (+1) 50
20ftWnd - AM(mph) LGT/VAR S 6
20ftWnd - PM(mph) LGT/VAR LGT/VAR S 12 G24
Precip amount 0.00 0.00 0.00
Precip duration
Precip begin
Precip end
Mixing hgt(ft-AGL) 3820(UNST) 3200(UNST)
Transport wnd (mph) W 5 S 14
Vent rate (kt-ft) 15280 38400
CWR 0 0 0
KBDI 401-500 401-500 401-500
Remarks...None.
$$
MEZ110-182000-
Beaches and Casco Bay-
Including the cities of Kittery, York, Kennebunk, Scarborough,
Portland, Yarmouth, Freeport, Brunswick, Topsham,
Boothbay Harbor, and Damariscotta
500 AM EDT Sat Oct 18 2025
Today Tonight Sun
Cloud cover Clear Mclear Pcldy
Precip type None None None
Chance of Thunder (%) 0(None) 1 1
Chance precip (%) 0 0 0
Temp (24h trend) 64 (+2) 41 (+4) 66
RH % (24h trend) 45 (0) 100 (+1) 60
20ftWnd - AM(mph) N 5 S 8 G17
20ftWnd - PM(mph) NW 5 LGT/VAR S 12 G23
Precip amount 0.00 0.00 0.00
Precip duration
Precip begin
Precip end
Mixing hgt(ft-AGL) 3830(UNST) 2390(MRGL)
Transport wnd (mph) NW 5 S 14
Vent rate (kt-ft) 15320 28680
CWR 0 0 0
KBDI 401-500 401-500 401-500
Remarks...None.
$$
MEZ111-182000-
Mid-Coast-
Including the cities of Waldoboro, Rockland, Camden,
Lincolnville, Belfast, Searsport, Islesboro, and Vinalhaven
500 AM EDT Sat Oct 18 2025
Today Tonight Sun
Cloud cover Mclear Mclear Pcldy
Precip type None None None
Chance of Thunder (%) 0(None) 0(None) 0(None)
Chance precip (%) 0 0 0
Temp (24h trend) 63 (+4) 40 (+2) 64
RH % (24h trend) 52 (-1) 100 (0) 60
20ftWnd - AM(mph) N 6 G17 SE 6
20ftWnd - PM(mph) N 5 LGT/VAR S 10 G20
Precip amount 0.00 0.00 0.00
Precip duration
Precip begin
Precip end
Mixing hgt(ft-AGL) 3910(UNST) 2670(MRGL)
Transport wnd (mph) N 6 S 13
Vent rate (kt-ft) 19550 29370
CWR 0 0 0
KBDI 401-500 401-500 401-500
Remarks...None.
$$
NHZ021-182000-
Coos County-
Including the cities of Errol, Millsfield, Colebrook, Berlin,
Dummer, Milan, York Pond, and Lancaster
500 AM EDT Sat Oct 18 2025
Today Tonight Sun
Cloud cover Mclear Pcldy Pcldy
Precip type None None None
Chance of Thunder (%) 0(None) 0(None) 0(None)
Chance precip (%) 0 0 0
Temp (24h trend) 60 (+8) 37 (+7) 67
RH % (24h trend) 36 (-14) 84 (-14) 42
20ftWnd - AM(mph) LGT/VAR SE 8 G19
20ftWnd - PM(mph) LGT/VAR LGT/VAR SE 12 G28
Precip amount 0.00 0.00 0.00
Precip duration
Precip begin
Precip end
Mixing hgt(ft-AGL) 3000(UNST) 2850(MRGL)
Transport wnd (mph) W 5 S 16
Vent rate (kt-ft) 12000 39900
CWR 0 0 0
KBDI 301-400 301-400 301-400
Remarks...None.
$$
NHZ022-182000-
White Mountians-
Including the cities of Lincoln, Littleton, Thornton,
Waterville Valley, Woodstock, Jackson, North Conway, Conway,
and Crawford Notch
500 AM EDT Sat Oct 18 2025
Today Tonight Sun
Cloud cover Mclear Pcldy Pcldy
Precip type None None None
Chance of Thunder (%) 0(None) 0(None) 0(None)
Chance precip (%) 0 0 0
Temp (24h trend) 62 (+7) 39 (+7) 68
RH % (24h trend) 35 (-11) 85 (-11) 44
20ftWnd - AM(mph) LGT/VAR S 6 G18
20ftWnd - PM(mph) LGT/VAR LGT/VAR SE 12 G25
Precip amount 0.00 0.00 0.00
Precip duration
Precip begin
Precip end
Mixing hgt(ft-AGL) 3180(UNST) 3390(UNST)
Transport wnd (mph) SW 5 S 16
Vent rate (kt-ft) 12720 47460
CWR 0 0 0
KBDI 401-500 401-500 401-500
Remarks...None.
$$
NHZ023-182000-
Central Lakes-
Including the cities of Lebanon, Plymouth, Laconia, Wolfeboro,
Alton, and Ossipee
500 AM EDT Sat Oct 18 2025
Today Tonight Sun
Cloud cover Mclear Mclear Mclear
Precip type None None None
Chance of Thunder (%) 0(None) 0(None) 0(None)
Chance precip (%) 0 0 0
Temp (24h trend) 63 (+4) 39 (+5) 69
RH % (24h trend) 35 (-8) 92 (-5) 48
20ftWnd - AM(mph) LGT/VAR SE 6
20ftWnd - PM(mph) LGT/VAR LGT/VAR SE 11 G23
Precip amount 0.00 0.00 0.00
Precip duration
Precip begin
Precip end
Mixing hgt(ft-AGL) 3370(UNST) 3540(UNST)
Transport wnd (mph) W 5 S 16
Vent rate (kt-ft) 13480 49560
CWR 0 0 0
KBDI 401-500 401-500 401-500
Remarks...None.
$$
NHZ024-182000-
Lake Sunapee and Monadnocks-
Including the cities of Claremont, Keene, and Jaffrey
500 AM EDT Sat Oct 18 2025
Today Tonight Sun
Cloud cover Mclear Mclear Pcldy
Precip type None None None
Chance of Thunder (%) 0(None) 0(None) 0(None)
Chance precip (%) 0 0 0
Temp (24h trend) 63 (+5) 39 (+7) 69
RH % (24h trend) 35 (-8) 96 (-1) 51
20ftWnd - AM(mph) LGT/VAR S 8 G17
20ftWnd - PM(mph) LGT/VAR LGT/VAR S 11 G21
Precip amount 0.00 0.00 0.00
Precip duration
Precip begin
Precip end
Mixing hgt(ft-AGL) 3170(UNST) 3670(UNST)
Transport wnd (mph) W 5 S 18
Vent rate (kt-ft) 12680 58720
CWR 0 0 0
KBDI 401-500 401-500 401-500
Remarks...None.
$$
NHZ025-182000-
Merrimack Valley-
Including the cities of Manchester, Nashua, Weare, and Derry
500 AM EDT Sat Oct 18 2025
Today Tonight Sun
Cloud cover Mclear Mclear Mclear
Precip type None None None
Chance of Thunder (%) 0(None) 0(None) 0(None)
Chance precip (%) 0 0 0
Temp (24h trend) 64 (+3) 40 (+4) 70
RH % (24h trend) 40 (-1) 99 (+3) 52
20ftWnd - AM(mph) LGT/VAR S 5
20ftWnd - PM(mph) LGT/VAR LGT/VAR S 10 G21
Precip amount 0.00 0.00 0.00
Precip duration
Precip begin
Precip end
Mixing hgt(ft-AGL) 3590(UNST) 3620(UNST)
Transport wnd (mph) W 3 S 15
Vent rate (kt-ft) 10770 47060
CWR 0 0 0
KBDI 401-500 401-500 401-500
Remarks...None.
$$
NHZ026-182000-
Seacoast-
Including the cities of Portsmouth, Dover, Hampton, and Exeter
500 AM EDT Sat Oct 18 2025
Today Tonight Sun
Cloud cover Mclear Mclear Mclear
Precip type None None None
Chance of Thunder (%) 0(None) 0(None) 0(None)
Chance precip (%) 0 0 0
Temp (24h trend) 64 (+1) 40 (+3) 69
RH % (24h trend) 43 (+3) 100 (+3) 54
20ftWnd - AM(mph) LGT/VAR S 5
20ftWnd - PM(mph) LGT/VAR LGT/VAR S 10 G21
Precip amount 0.00 0.00 0.00
Precip duration
Precip begin
Precip end
Mixing hgt(ft-AGL) 4040(UNST) 3160(UNST)
Transport wnd (mph) W 5 S 14
Vent rate (kt-ft) 16160 37920
CWR 0 0 0
KBDI 501-600 501-600 501-600
Remarks...None.
$$
.FORECAST FOR DAYS 3 THROUGH 7...
.SUNDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the upper 40s. Southeast winds 10 to 15 mph.
.MONDAY...Showers. Highs in the lower 60s. Southeast winds 10 to
15 mph. Daytime humidity values high.
.MONDAY NIGHT...Mostly cloudy with showers likely. Lows in the
mid 40s. Southeast winds 10 to 15 mph.
.TUESDAY...Mostly sunny. Highs in the lower 60s. Southwest winds
5 to 10 mph. Daytime humidity values high.
.TUESDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the mid 40s. South winds around 5 mph.
.WEDNESDAY...Mostly cloudy with showers likely. Highs in the
upper 50s. South winds 5 to 10 mph. Daytime humidity values high.
.WEDNESDAY NIGHT...Mostly cloudy with a chance of rain showers.
Lows around 40. West winds 5 to 10 mph.
.THURSDAY...Partly sunny with a chance of rain showers. Highs in
the mid 50s. West winds 5 to 10 mph. Daytime humidity values
moderate.
.THURSDAY NIGHT...Partly cloudy. Lows in the upper 30s. West
winds 5 to 10 mph.
.FRIDAY...Mostly sunny with a chance of rain showers. Highs in
the lower 50s. West winds 5 to 10 mph. Daytime humidity values
moderate.
.OUTLOOK 8 TO 14 DAYS...
Temperatures above normal. Precipitation below normal.
$$