Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Portland, ME
Issued by NWS Portland, ME
682
FNUS51 KGYX 181826
FWFGYX
Fire Weather Planning Forecast for Western Maine and New Hampshire
National Weather Service Gray ME
226 PM EDT Fri Sep 18 2026
.DISCUSSION...
Breezy northwest winds with gusts up to 30 mph will continue this
afternoon before gradually diminishing tonight. Dry conditions
persist into Saturday before rain chances return Sunday. Early
next week looks mostly dry with below normal temperatures.
MEZ104-190815-
Western Maine Mountains and Foothills-
Including the cities of Farmington, Rumford, Bethel, Eustis,
Jackman, and Carrabassett Valley
226 PM EDT Fri Sep 18 2026
Tonight Sat Sat Night Sun
Cloud cover Mclear Mclear Pcldy Mcldy
Precip type None None None Showers
Chance of Thunder (%) 0(None) 0(None) 0(None) 3
Chance precip (%) 0 0 0 50
Temp (24h trend) 36 (-17) 63 (0) 38 60
RH % (24h trend) 88 (-12) 36 (-9) 90 56
20ftWnd - AM(mph) NW 8 G21 S 8
20ftWnd - PM(mph) NW 14 G34 NW 6 LGT/VAR S 9 G17
Precip amount 0.00 0.00 0.00 0.13
Precip duration 1
Precip begin 10 AM
Precip end Continuing
Mixing hgt(ft-AGL) 4880(UNST) 2730(MRGL)
Transport wnd (mph) NW 9 S 15
Vent rate (kt-ft) 39040 35490
CWR 0 0 0 60
KBDI 301-400 301-400 301-400 301-400
Remarks...None.
$$
MEZ107-190815-
Kennebec River Valley-
Including the cities of Augusta, Waterville, Skowhegan, Auburn,
Lewiston, Liberty, and Livermore
226 PM EDT Fri Sep 18 2026
Tonight Sat Sat Night Sun
Cloud cover Mclear Clear Pcldy Mcldy
Precip type None None None Showers
Chance of Thunder (%) 0(None) 0(None) 0(None) 3
Chance precip (%) 0 0 0 30
Temp (24h trend) 41 (-18) 64 (-9) 41 62
RH % (24h trend) 82 (-18) 40 (-4) 97 64
20ftWnd - AM(mph) NW 5 S 9 G17
20ftWnd - PM(mph) NW 12 G25 NW 5 LGT/VAR S 10 G21
Precip amount 0.00 0.00 0.00 0.13
Precip duration 1
Precip begin 10 AM
Precip end Continuing
Mixing hgt(ft-AGL) 5320(UNST) 3310(UNST)
Transport wnd (mph) NW 8 S 16
Vent rate (kt-ft) 37240 46340
CWR 0 0 0 50
KBDI 501-600 501-600 501-600 501-600
Remarks...None.
$$
MEZ109-190815-
Lakes Region-
Including the cities of Sanford, North Windham, Gray,
New Glouceser, Fryeburg, South Paris, and Hiram
226 PM EDT Fri Sep 18 2026
Tonight Sat Sat Night Sun
Cloud cover Pcldy Mclear Pcldy Mcldy
Precip type None None None Showers
Chance of Thunder (%) 0(None) 0(None) 0(None) 5
Chance precip (%) 0 0 0 60
Temp (24h trend) 41 (-18) 65 (-9) 41 62
RH % (24h trend) 81 (-19) 37 (-10) 96 64
20ftWnd - AM(mph) N 5 S 8 G17
20ftWnd - PM(mph) NW 11 G25 LGT/VAR LGT/VAR S 9 G19
Precip amount 0.00 0.00 0.00 0.24
Precip duration 3
Precip begin 10 AM
Precip end Continuing
Mixing hgt(ft-AGL) 4660(UNST) 2340(MRGL)
Transport wnd (mph) NW 6 S 14
Vent rate (kt-ft) 23300 28080
CWR 0 0 0 90
KBDI 501-600 501-600 501-600 501-600
Remarks...None.
$$
MEZ110-190815-
Beaches and Casco Bay-
Including the cities of Kittery, York, Kennebunk, Scarborough,
Portland, Yarmouth, Freeport, Brunswick, Topsham,
Boothbay Harbor, and Damariscotta
226 PM EDT Fri Sep 18 2026
Tonight Sat Sat Night Sun
Cloud cover Mclear Mclear Pcldy Mcldy
Precip type None None None Showers
Chance of Thunder (%) 0(None) 0(None) 0(None) 4
Chance precip (%) 0 0 0 50
Temp (24h trend) 43 (-17) 66 (-11) 44 64
RH % (24h trend) 78 (-22) 39 (-6) 96 59
20ftWnd - AM(mph) N 6 S 10 G19
20ftWnd - PM(mph) NW 11 G23 W 6 S 5 S 11 G21
Precip amount 0.00 0.00 0.00 0.18
Precip duration 1
Precip begin 10 AM
Precip end Continuing
Mixing hgt(ft-AGL) 4790(UNST) 3560(UNST)
Transport wnd (mph) NW 7 S 14
Vent rate (kt-ft) 28740 42720
CWR 0 0 0 80
KBDI 501-600 501-600 501-600 501-600
Remarks...None.
$$
MEZ111-190815-
Mid-Coast-
Including the cities of Waldoboro, Rockland, Camden,
Lincolnville, Belfast, Searsport, Islesboro, and Vinalhaven
226 PM EDT Fri Sep 18 2026
Tonight Sat Sat Night Sun
Cloud cover Mclear Clear Pcldy Mcldy
Precip type None None None Showers
Chance of Thunder (%) 0(None) 0(None) 0(None) 2
Chance precip (%) 0 0 0 30
Temp (24h trend) 42 (-17) 64 (-11) 43 63
RH % (24h trend) 79 (-21) 43 (-3) 98 61
20ftWnd - AM(mph) N 8 G17 S 10 G19
20ftWnd - PM(mph) NW 11 G25 NW 6 LGT/VAR S 11 G21
Precip amount 0.00 0.00 0.00 0.08
Precip duration 1
Precip begin 12 PM
Precip end Continuing
Mixing hgt(ft-AGL) 5450(UNST) 3740(UNST)
Transport wnd (mph) NW 9 S 16
Vent rate (kt-ft) 43600 52360
CWR 0 0 0 30
KBDI 501-600 501-600 501-600 501-600
Remarks...None.
$$
NHZ021-190815-
Coos County-
Including the cities of Errol, Millsfield, Colebrook, Berlin,
Dummer, Milan, York Pond, and Lancaster
226 PM EDT Fri Sep 18 2026
Tonight Sat Sat Night Sun
Cloud cover Pcldy Mclear Pcldy Mcldy
Precip type None None None Showers
Chance of Thunder (%) 0(None) 0(None) 0(None) 3
Chance precip (%) 0 0 0 70
Temp (24h trend) 34 (-17) 61 (0) 37 59
RH % (24h trend) 95 (-5) 40 (-13) 90 61
20ftWnd - AM(mph) NW 5 G19 S 5 G17
20ftWnd - PM(mph) NW 12 G36 LGT/VAR LGT/VAR S 5 G17
Precip amount 0.00 0.00 0.00 0.22
Precip duration 4
Precip begin 9 AM
Precip end Continuing
Mixing hgt(ft-AGL) 3840(UNST) 2200(MRGL)
Transport wnd (mph) NW 6 S 15
Vent rate (kt-ft) 19200 28600
CWR 0 0 0 90
KBDI 201-300 201-300 201-300 201-300
Remarks...None.
$$
NHZ022-190815-
White Mountians-
Including the cities of Lincoln, Littleton, Thornton,
Waterville Valley, Woodstock, Jackson, North Conway, Conway,
and Crawford Notch
226 PM EDT Fri Sep 18 2026
Tonight Sat Sat Night Sun
Cloud cover Pcldy Mclear Pcldy Mcldy
Precip type None None None Showers
Chance of Thunder (%) 0(None) 0(None) 0(None) 6
Chance precip (%) 0 0 0 80
Temp (24h trend) 37 (-19) 64 (-1) 40 58
RH % (24h trend) 87 (-13) 39 (-15) 92 68
20ftWnd - AM(mph) N 5 G17 S 5
20ftWnd - PM(mph) NW 11 G33 LGT/VAR LGT/VAR SE 5
Precip amount 0.00 0.00 0.00 0.35
Precip duration 5
Precip begin 9 AM
Precip end Continuing
Mixing hgt(ft-AGL) 4110(UNST) 2120(MRGL)
Transport wnd (mph) NW 5 S 14
Vent rate (kt-ft) 16440 25440
CWR 0 0 0 100
KBDI 401-500 401-500 401-500 401-500
Remarks...None.
$$
NHZ023-190815-
Central Lakes-
Including the cities of Lebanon, Plymouth, Laconia, Wolfeboro,
Alton, and Ossipee
226 PM EDT Fri Sep 18 2026
Tonight Sat Sat Night Sun
Cloud cover Pcldy Mclear Pcldy Mcldy
Precip type None None None Showers
Chance of Thunder (%) 0(None) 0(None) 0(None) 7
Chance precip (%) 0 0 0 80
Temp (24h trend) 41 (-19) 65 (-5) 42 59
RH % (24h trend) 83 (-16) 39 (-14) 95 71
20ftWnd - AM(mph) LGT/VAR S 5
20ftWnd - PM(mph) NW 9 G23 LGT/VAR LGT/VAR SE 6
Precip amount 0.00 0.00 0.00 0.41
Precip duration 4
Precip begin 9 AM
Precip end Continuing
Mixing hgt(ft-AGL) 4230(UNST) 2200(MRGL)
Transport wnd (mph) NW 5 S 13
Vent rate (kt-ft) 16920 24200
CWR 0 0 0 100
KBDI 401-500 401-500 401-500 401-500
Remarks...None.
$$
NHZ024-190815-
Lake Sunapee and Monadnocks-
Including the cities of Claremont, Keene, and Jaffrey
226 PM EDT Fri Sep 18 2026
Tonight Sat Sat Night Sun
Cloud cover Pcldy Mclear Pcldy Mcldy
Precip type None None None Showers
Chance of Thunder (%) 0(None) 0(None) 0(None) 9
Chance precip (%) 0 0 0 90
Temp (24h trend) 41 (-19) 65 (-6) 42 59
RH % (24h trend) 86 (-14) 39 (-17) 100 77
20ftWnd - AM(mph) LGT/VAR S 5
20ftWnd - PM(mph) N 8 G19 LGT/VAR LGT/VAR SE 5
Precip amount 0.00 0.00 0.00 0.49
Precip duration 6
Precip begin 9 AM
Precip end Continuing
Mixing hgt(ft-AGL) 4030(UNST) 2080(MRGL)
Transport wnd (mph) NW 5 S 14
Vent rate (kt-ft) 16120 24960
CWR 0 0 0 100
KBDI 301-400 301-400 301-400 301-400
Remarks...None.
$$
NHZ025-190815-
Merrimack Valley-
Including the cities of Manchester, Nashua, Weare, and Derry
226 PM EDT Fri Sep 18 2026
Tonight Sat Sat Night Sun
Cloud cover Pcldy Mclear Pcldy Mcldy
Precip type None None None Showers
Chance of Thunder (%) 0(None) 0(None) 0(None) 8
Chance precip (%) 0 0 0 80
Temp (24h trend) 43 (-20) 67 (-8) 44 62
RH % (24h trend) 84 (-16) 41 (-12) 98 71
20ftWnd - AM(mph) LGT/VAR S 5
20ftWnd - PM(mph) NW 9 G21 LGT/VAR LGT/VAR SE 5
Precip amount 0.00 0.00 0.00 0.33
Precip duration 4
Precip begin 10 AM
Precip end Continuing
Mixing hgt(ft-AGL) 4370(UNST) 2080(MRGL)
Transport wnd (mph) W 5 S 10
Vent rate (kt-ft) 17480 18720
CWR 0 0 0 100
KBDI 401-500 401-500 401-500 401-500
Remarks...None.
$$
NHZ026-190815-
Seacoast-
Including the cities of Portsmouth, Dover, Hampton, and Exeter
226 PM EDT Fri Sep 18 2026
Tonight Sat Sat Night Sun
Cloud cover Pcldy Mclear Pcldy Mcldy
Precip type None None None Showers
Chance of Thunder (%) 0(None) 0(None) 0(None) 8
Chance precip (%) 0 0 0 70
Temp (24h trend) 44 (-19) 64 (-12) 44 63
RH % (24h trend) 81 (-19) 41 (-8) 96 62
20ftWnd - AM(mph) LGT/VAR S 5
20ftWnd - PM(mph) NW 9 G19 SE 5 LGT/VAR SE 6
Precip amount 0.00 0.00 0.00 0.26
Precip duration 3
Precip begin 10 AM
Precip end Continuing
Mixing hgt(ft-AGL) 4510(UNST) 2370(MRGL)
Transport wnd (mph) N 6 S 9
Vent rate (kt-ft) 22550 18960
CWR 0 0 0 100
KBDI 501-600 501-600 501-600 501-600
Remarks...None.
$$
.FORECAST FOR DAYS 3 THROUGH 7...
.SUNDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the mid 40s. North winds around 5 mph.
.MONDAY...Mostly sunny. Highs in the lower 60s. North winds 5 to
10 mph. Daytime humidity values moderate.
.MONDAY NIGHT...Partly cloudy. Lows in the lower 40s. North winds
around 5 mph.
.TUESDAY...Partly sunny. Highs in the lower 60s. Northeast winds
5 to 10 mph. Daytime humidity values moderate.
.TUESDAY NIGHT...Partly cloudy. Lows in the lower 40s. Northeast
winds around 5 mph.
.WEDNESDAY...Mostly sunny. Highs in the lower 60s. East winds
5 to 10 mph. Daytime humidity values moderate.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the lower 40s.
Northeast winds around 5 mph.
.THURSDAY...Partly sunny. Highs in the lower 60s. Northeast winds
5 to 10 mph. Daytime humidity values moderate.
.THURSDAY NIGHT...Mostly cloudy. Lows in the mid 40s. Northeast
winds 5 to 10 mph.
.FRIDAY...Partly sunny. Highs in the mid 60s. North winds 5 to
10 mph. Daytime humidity values moderate.
.OUTLOOK 8 TO 14 DAYS...
Temperatures near normal. Precipitation near normal.
$$