Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Portland, ME
Issued by NWS Portland, ME
897
FNUS51 KGYX 202101
FWFGYX
Fire Weather Planning Forecast for Western Maine and New Hampshire
National Weather Service Gray ME
500 PM EDT Wed Aug 20 2025
.DISCUSSION...
Rainfall will gradually taper off across southern NH through this
afternoon and evening. Dry conditions are then expected Thursday
through Saturday with a gradual warming trend. The next chance
for
wetting rains arrives Sunday night into Monday.
MEZ104-210800-
Western Maine Mountains and Foothills-
Including the cities of Farmington, Rumford, Bethel, Eustis,
Jackman, and Carrabassett Valley
501 PM EDT Wed Aug 20 2025
Tonight Thu Thu Night Fri
Cloud cover Pcldy Mclear Mclear Mclear
Precip type None None None None
Chance of Thunder (%) 6 2 0(None) 1
Chance precip (%) 0 0 0 0
Temp (24h trend) 45 (-6) 76 (+6) 47 81
RH % (24h trend) 97 (+11) 36 (-15) 92 35
20ftWnd - AM(mph) LGT/VAR N 5
20ftWnd - PM(mph) LGT/VAR LGT/VAR LGT/VAR N 6 G17
Precip amount 0.00 0.00 0.00 0.00
Precip duration
Precip begin
Precip end
Mixing hgt(ft-AGL) 6540(UNST) 7610(UNST)
Transport wnd (mph) E 5 N 13
Vent rate (kt-ft) 26160 83710
CWR 0 0 0 0
KBDI 401-500 401-500 401-500 401-500
Remarks...None.
$$
MEZ107-210800-
Kennebec River Valley-
Including the cities of Augusta, Waterville, Skowhegan, Auburn,
Lewiston, Liberty, and Livermore
501 PM EDT Wed Aug 20 2025
Tonight Thu Thu Night Fri
Cloud cover Pcldy Mclear Mclear Mclear
Precip type None None None None
Chance of Thunder (%) 3 0(None) 0(None) 1
Chance precip (%) 0 0 0 0
Temp (24h trend) 47 (-7) 77 (+5) 49 83
RH % (24h trend) 100 (+13) 39 (-13) 93 38
20ftWnd - AM(mph) LGT/VAR N 8 G17
20ftWnd - PM(mph) LGT/VAR SE 5 LGT/VAR N 8 G17
Precip amount 0.00 0.00 0.00 0.00
Precip duration
Precip begin
Precip end
Mixing hgt(ft-AGL) 5940(UNST) 7480(UNST)
Transport wnd (mph) E 6 N 15
Vent rate (kt-ft) 29700 97240
CWR 0 0 0 0
KBDI 501-600 501-600 501-600 501-600
Remarks...None.
$$
MEZ109-210800-
Lakes Region-
Including the cities of Sanford, North Windham, Gray,
New Glouceser, Fryeburg, South Paris, and Hiram
501 PM EDT Wed Aug 20 2025
Tonight Thu Thu Night Fri
Cloud cover Pcldy Mclear Mclear Mclear
Precip type None None None None
Chance of Thunder (%) 2 0(None) 0(None) 0(None)
Chance precip (%) 0 0 0 0
Temp (24h trend) 46 (-10) 75 (+6) 49 84
RH % (24h trend) 100 (+13) 40 (-18) 95 36
20ftWnd - AM(mph) NE 5 N 8 G17
20ftWnd - PM(mph) LGT/VAR E 8 E 5 N 8 G17
Precip amount 0.00 0.00 0.00 0.00
Precip duration
Precip begin
Precip end
Mixing hgt(ft-AGL) 4890(UNST) 7520(UNST)
Transport wnd (mph) E 9 N 15
Vent rate (kt-ft) 39120 97760
CWR 0 0 0 0
KBDI 501-600 501-600 501-600 501-600
Remarks...None.
$$
MEZ110-210800-
Beaches and Casco Bay-
Including the cities of Kittery, York, Kennebunk, Scarborough,
Portland, Yarmouth, Freeport, Brunswick, Topsham,
Boothbay Harbor, and Damariscotta
501 PM EDT Wed Aug 20 2025
Tonight Thu Thu Night Fri
Cloud cover Pcldy Mclear Mclear Mclear
Precip type None None None None
Chance of Thunder (%) 3 0(None) 0(None) 0(None)
Chance precip (%) 0 0 0 0
Temp (24h trend) 47 (-9) 75 (+6) 50 84
RH % (24h trend) 100 (+12) 49 (-12) 94 38
20ftWnd - AM(mph) NE 6 N 9 G17
20ftWnd - PM(mph) LGT/VAR E 9 G19 E 6 NE 9 G17
Precip amount 0.00 0.00 0.00 0.00
Precip duration
Precip begin
Precip end
Mixing hgt(ft-AGL) 3870(UNST) 6740(UNST)
Transport wnd (mph) E 10 N 15
Vent rate (kt-ft) 34830 87620
CWR 0 0 0 0
KBDI 401-500 401-500 401-500 401-500
Remarks...None.
$$
MEZ111-210800-
Mid-Coast-
Including the cities of Waldoboro, Rockland, Camden,
Lincolnville, Belfast, Searsport, Islesboro, and Vinalhaven
501 PM EDT Wed Aug 20 2025
Tonight Thu Thu Night Fri
Cloud cover Pcldy Mclear Mclear Mclear
Precip type None None None None
Chance of Thunder (%) 2 0(None) 0(None) 0(None)
Chance precip (%) 0 0 0 0
Temp (24h trend) 47 (-6) 75 (+5) 50 83
RH % (24h trend) 100 (+8) 44 (-13) 91 40
20ftWnd - AM(mph) LGT/VAR N 8 G17
20ftWnd - PM(mph) LGT/VAR SE 5 LGT/VAR N 8 G19
Precip amount 0.00 0.00 0.00 0.00
Precip duration
Precip begin
Precip end
Mixing hgt(ft-AGL) 3840(UNST) 6900(UNST)
Transport wnd (mph) SE 7 N 16
Vent rate (kt-ft) 23040 96600
CWR 0 0 0 0
KBDI 401-500 401-500 401-500 401-500
Remarks...None.
$$
NHZ021-210800-
Coos County-
Including the cities of Errol, Millsfield, Colebrook, Berlin,
Dummer, Milan, York Pond, and Lancaster
501 PM EDT Wed Aug 20 2025
Tonight Thu Thu Night Fri
Cloud cover Pcldy Mclear Mclear Mclear
Precip type None None None None
Chance of Thunder (%) 7 1 0(None) 0(None)
Chance precip (%) 0 0 0 0
Temp (24h trend) 42 (-10) 77 (+10) 45 79
RH % (24h trend) 98 (+15) 35 (-20) 93 37
20ftWnd - AM(mph) LGT/VAR N 5 G17
20ftWnd - PM(mph) LGT/VAR E 5 LGT/VAR N 8 G19
Precip amount 0.00 0.00 0.00 0.00
Precip duration
Precip begin
Precip end
Mixing hgt(ft-AGL) 6490(UNST) 6880(UNST)
Transport wnd (mph) E 6 N 12
Vent rate (kt-ft) 32450 68800
CWR 0 0 0 0
KBDI 301-400 401-500 401-500 401-500
Remarks...None.
$$
NHZ022-210800-
White Mountians-
Including the cities of Lincoln, Littleton, Thornton,
Waterville Valley, Woodstock, Jackson, North Conway, Conway,
and Crawford Notch
501 PM EDT Wed Aug 20 2025
Tonight Thu Thu Night Fri
Cloud cover Pcldy Mclear Mclear Mclear
Precip type None None None None
Chance of Thunder (%) 5 0(None) 0(None) 0(None)
Chance precip (%) 0 0 0 0
Temp (24h trend) 44 (-9) 76 (+11) 47 82
RH % (24h trend) 99 (+13) 37 (-26) 90 36
20ftWnd - AM(mph) LGT/VAR N 5 G17
20ftWnd - PM(mph) LGT/VAR E 5 LGT/VAR N 5 G19
Precip amount 0.00 0.00 0.00 0.00
Precip duration
Precip begin
Precip end
Mixing hgt(ft-AGL) 5750(UNST) 7310(UNST)
Transport wnd (mph) E 8 N 12
Vent rate (kt-ft) 40250 73100
CWR 0 0 0 0
KBDI 401-500 501-600 501-600 501-600
Remarks...None.
$$
NHZ023-210800-
Central Lakes-
Including the cities of Lebanon, Plymouth, Laconia, Wolfeboro,
Alton, and Ossipee
501 PM EDT Wed Aug 20 2025
Tonight Thu Thu Night Fri
Cloud cover Pcldy Mclear Mclear Mclear
Precip type None None None None
Chance of Thunder (%) 8 0(None) 0(None) 0(None)
Chance precip (%) 0 0 0 0
Temp (24h trend) 47 (-8) 74 (+9) 48 82
RH % (24h trend) 100 (+13) 40 (-27) 91 36
20ftWnd - AM(mph) NE 5 N 6
20ftWnd - PM(mph) LGT/VAR E 8 G17 E 6 N 6
Precip amount 0.00 0.00 0.00 0.00
Precip duration
Precip begin
Precip end
Mixing hgt(ft-AGL) 4930(UNST) 7070(UNST)
Transport wnd (mph) E 12 N 12
Vent rate (kt-ft) 49300 70700
CWR 0 0 0 0
KBDI 501-600 501-600 501-600 501-600
Remarks...None.
$$
NHZ024-210800-
Lake Sunapee and Monadnocks-
Including the cities of Claremont, Keene, and Jaffrey
501 PM EDT Wed Aug 20 2025
Tonight Thu Thu Night Fri
Cloud cover Mcldy Pcldy Mclear Mclear
Precip type Showers None None None
Chance of Thunder (%) 7 1 0(None) 0(None)
Chance precip (%) 50 0 0 0
Temp (24h trend) 48 (-6) 74 (+13) 48 81
RH % (24h trend) 100 (+10) 47 (-33) 93 37
20ftWnd - AM(mph) NE 5 N 5
20ftWnd - PM(mph) LGT/VAR E 8 G17 NE 6 N 5
Precip amount 0.07 0.00 0.00 0.00
Precip duration 2
Precip begin 6 PM
Precip end 5 AM
Mixing hgt(ft-AGL) 4650(UNST) 6830(UNST)
Transport wnd (mph) E 14 N 13
Vent rate (kt-ft) 55800 75130
CWR 50 0 0 0
KBDI 401-500 401-500 401-500 401-500
Remarks...None.
$$
NHZ025-210800-
Merrimack Valley-
Including the cities of Manchester, Nashua, Weare, and Derry
501 PM EDT Wed Aug 20 2025
Tonight Thu Thu Night Fri
Cloud cover Mcldy Pcldy Mclear Mclear
Precip type Showers None None None
Chance of Thunder (%) 6 1 0(None) 0(None)
Chance precip (%) 30 0 0 0
Temp (24h trend) 50 (-6) 72 (+8) 49 83
RH % (24h trend) 100 (+10) 49 (-26) 97 36
20ftWnd - AM(mph) NE 6 N 6
20ftWnd - PM(mph) LGT/VAR E 9 G17 NE 8 N 6
Precip amount 0.04 0.00 0.00 0.00
Precip duration 2
Precip begin 6 PM
Precip end 5 AM
Mixing hgt(ft-AGL) 4350(UNST) 7170(UNST)
Transport wnd (mph) E 15 N 12
Vent rate (kt-ft) 56550 71700
CWR 20 0 0 0
KBDI 501-600 501-600 501-600 501-600
Remarks...None.
$$
NHZ026-210800-
Seacoast-
Including the cities of Portsmouth, Dover, Hampton, and Exeter
501 PM EDT Wed Aug 20 2025
Tonight Thu Thu Night Fri
Cloud cover Pcldy Mclear Pcldy Mclear
Precip type Showers None None None
Chance of Thunder (%) 4 0(None) 0(None) 0(None)
Chance precip (%) 20 0 0 0
Temp (24h trend) 51 (-6) 73 (+6) 51 83
RH % (24h trend) 99 (+10) 51 (-15) 97 37
20ftWnd - AM(mph) NE 8 G19 N 9 G19
20ftWnd - PM(mph) LGT/VAR E 10 G19 NE 9 G17 NE 8 G17
Precip amount 0.01 0.00 0.00 0.00
Precip duration 1
Precip begin 6 PM
Precip end 12 AM
Mixing hgt(ft-AGL) 4020(UNST) 6850(UNST)
Transport wnd (mph) E 15 N 15
Vent rate (kt-ft) 52260 89050
CWR 10 0 0 0
KBDI 501-600 501-600 501-600 501-600
Remarks...None.
$$
.FORECAST FOR DAYS 3 THROUGH 7...
.FRIDAY NIGHT...Mostly clear. Lows in the mid 50s. Northwest
winds around 5 mph.
.SATURDAY...Sunny. Highs in the lower 80s. Southwest winds 5 to
10 mph. Daytime humidity values moderate.
.SATURDAY NIGHT...Partly cloudy. Lows around 60. South winds 5 to
10 mph.
.SUNDAY...Partly sunny with a chance of showers. Highs in the
upper 70s. South winds 10 to 15 mph. Daytime humidity values
high.
.SUNDAY NIGHT...Mostly cloudy with showers likely. Lows in the
lower 60s. South winds 10 to 15 mph.
.MONDAY...Mostly cloudy with showers likely. Highs in the mid
70s. South winds 5 to 10 mph. Daytime humidity values high.
.MONDAY NIGHT...Mostly cloudy with showers likely. Lows in the
upper 50s. Southwest winds around 5 mph.
.TUESDAY...Sunny with a chance of showers. Highs in the mid 70s.
West winds 5 to 10 mph. Daytime humidity values moderate.
.TUESDAY NIGHT...Mostly clear. Lows in the lower 50s. West winds
5 to 10 mph.
.WEDNESDAY...Sunny. Highs in the lower 70s. West winds 5 to
10 mph. Daytime humidity values moderate.
.OUTLOOK 8 TO 14 DAYS...
Temperatures below normal. Precipitation below normal.
$$