702
FNUS51 KGYX 090639
FWFGYX
FIRE WEATHER PLANNING FORECAST FOR WESTERN MAINE AND NEW HAMPSHIRE
NATIONAL WEATHER SERVICE GRAY ME
239 AM EDT SUN AUG 9 2026
DISCUSSION
HEAT AND HUMIDITY CONTINUES TODAY AS A WEAK COLD FRONT BRINGS
ANOTHER ROUND OF SHOWERS. THESE WON'T BE AS HEAVY AS THOSE ON
SATURDAY. THESE BROUGHT GREAT WETTING RAINS TO MUCH OF THE
MOUNTAINS AND INTERIOR. IT REMAINS UNSTABLE INTO THIS WEEK, WITH
REGULAR CHANCES FOR SHOWERS AND THUNDERSTORMS.
MEZ104-092015-
WESTERN MAINE MOUNTAINS AND FOOTHILLS-
INCLUDING THE CITIES OF FARMINGTON, RUMFORD, BETHEL, EUSTIS,
JACKMAN, AND CARRABASSETT VALLEY
239 AM EDT SUN AUG 9 2026
TODAY TONIGHT MON
CLOUD COVER PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS NONE NONE
CHANCE OF THUNDER (%) 21(LTD) 2 15(LTD)
CHANCE PRECIP (%) 30 0 0
TEMP (24H TREND) 82 (+3) 58 (-6) 81
RH % (24H TREND) 49 (-25) 91 (-8) 50
20FTWND - AM(MPH) W 9 G19 LGT/VAR
20FTWND - PM(MPH) W 12 G25 W 11 G25 SW 6
PRECIP AMOUNT 0.02 0.00 0.00
PRECIP DURATION 1
PRECIP BEGIN 8 AM
PRECIP END 4 PM
MIXING HGT(FT-AGL) 5210(UNST) 5660(UNST)
TRANSPORT WND (MPH) W 20 SW 12
VENT RATE (KT-FT) 88570 56600
CWR 0 0
KBDI 201-300 201-300 201-300
REMARKS...NONE.
MEZ107-092015-
KENNEBEC RIVER VALLEY-
INCLUDING THE CITIES OF AUGUSTA, WATERVILLE, SKOWHEGAN, AUBURN,
LEWISTON, LIBERTY, AND LIVERMORE
239 AM EDT SUN AUG 9 2026
TODAY TONIGHT MON
CLOUD COVER PCLDY MCLEAR PCLDY
PRECIP TYPE NONE NONE NONE
CHANCE OF THUNDER (%) 15(LTD) 1 2
CHANCE PRECIP (%) 0 0 0
TEMP (24H TREND) 87 (+5) 61 (-6) 84
RH % (24H TREND) 50 (-29) 92 (-8) 50
20FTWND - AM(MPH) LGT/VAR LGT/VAR
20FTWND - PM(MPH) W 9 G19 NW 9 G17 SW 8 G17
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(FT-AGL) 4950(UNST) 5860(UNST)
TRANSPORT WND (MPH) W 15 SW 13
VENT RATE (KT-FT) 64350 64460
CWR 0 0 0
KBDI 401-500 401-500 401-500
REMARKS...NONE.
MEZ109-092015-
LAKES REGION-
INCLUDING THE CITIES OF SANFORD, NORTH WINDHAM, GRAY,
NEW GLOUCESER, FRYEBURG, SOUTH PARIS, AND HIRAM
239 AM EDT SUN AUG 9 2026
TODAY TONIGHT MON
CLOUD COVER MCLEAR MCLEAR PCLDY
PRECIP TYPE NONE NONE NONE
CHANCE OF THUNDER (%) 3 0(NONE) 7
CHANCE PRECIP (%) 0 0 0
TEMP (24H TREND) 88 (+5) 60 (-7) 84
RH % (24H TREND) 43 (-30) 91 (-9) 51
20FTWND - AM(MPH) W 9 G19 SW 5
20FTWND - PM(MPH) W 10 G21 NW 9 G17 S 8 G17
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(FT-AGL) 5930(UNST) 6440(UNST)
TRANSPORT WND (MPH) W 16 SW 13
VENT RATE (KT-FT) 83020 70840
CWR 0 0 0
KBDI 301-400 301-400 301-400
REMARKS...NONE.
MEZ110-092015-
BEACHES AND CASCO BAY-
INCLUDING THE CITIES OF KITTERY, YORK, KENNEBUNK, SCARBOROUGH,
PORTLAND, YARMOUTH, FREEPORT, BRUNSWICK, TOPSHAM,
BOOTHBAY HARBOR, AND DAMARISCOTTA
239 AM EDT SUN AUG 9 2026
TODAY TONIGHT MON
CLOUD COVER MCLEAR MCLEAR PCLDY
PRECIP TYPE NONE NONE NONE
CHANCE OF THUNDER (%) 1 0(NONE) 4
CHANCE PRECIP (%) 0 0 0
TEMP (24H TREND) 89 (+7) 63 (-4) 85
RH % (24H TREND) 43 (-31) 88 (-12) 51
20FTWND - AM(MPH) W 6 SW 5
20FTWND - PM(MPH) W 9 G19 NW 8 S 10 G19
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(FT-AGL) 4720(UNST) 4350(UNST)
TRANSPORT WND (MPH) W 12 SW 9
VENT RATE (KT-FT) 47200 34800
CWR 0 0 0
KBDI 401-500 401-500 401-500
REMARKS...NONE.
MEZ111-092015-
MID-COAST-
INCLUDING THE CITIES OF WALDOBORO, ROCKLAND, CAMDEN,
LINCOLNVILLE, BELFAST, SEARSPORT, ISLESBORO, AND VINALHAVEN
239 AM EDT SUN AUG 9 2026
TODAY TONIGHT MON
CLOUD COVER PCLDY MCLEAR PCLDY
PRECIP TYPE NONE NONE NONE
CHANCE OF THUNDER (%) 13 2 0(NONE)
CHANCE PRECIP (%) 0 0 0
TEMP (24H TREND) 87 (+6) 63 (-4) 85
RH % (24H TREND) 57 (-23) 89 (-11) 48
20FTWND - AM(MPH) LGT/VAR LGT/VAR
20FTWND - PM(MPH) SW 8 W 5 S 9 G17
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(FT-AGL) 4620(UNST) 5210(UNST)
TRANSPORT WND (MPH) SW 10 SW 10
VENT RATE (KT-FT) 41580 46890
CWR 0 0 0
KBDI 401-500 401-500 401-500
REMARKS...NONE.
NHZ021-092015-
COOS COUNTY-
INCLUDING THE CITIES OF ERROL, MILLSFIELD, COLEBROOK, BERLIN,
DUMMER, MILAN, YORK POND, AND LANCASTER
239 AM EDT SUN AUG 9 2026
TODAY TONIGHT MON
CLOUD COVER PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS NONE NONE
CHANCE OF THUNDER (%) 21(LTD) 1 15(LTD)
CHANCE PRECIP (%) 30 0 0
TEMP (24H TREND) 80 (+2) 56 (-6) 78
RH % (24H TREND) 50 (-22) 93 (-7) 52
20FTWND - AM(MPH) W 8 G19 LGT/VAR
20FTWND - PM(MPH) W 11 G26 W 10 G25 LGT/VAR
PRECIP AMOUNT 0.01 0.00 0.00
PRECIP DURATION 2
PRECIP BEGIN 6 AM
PRECIP END 4 PM
MIXING HGT(FT-AGL) 5070(UNST) 5010(UNST)
TRANSPORT WND (MPH) W 20 SW 12
VENT RATE (KT-FT) 86190 50100
CWR 10 0 0
KBDI 201-300 201-300 201-300
REMARKS...NONE.
NHZ022-092015-
WHITE MOUNTIANS-
INCLUDING THE CITIES OF LINCOLN, LITTLETON, THORNTON,
WATERVILLE VALLEY, WOODSTOCK, JACKSON, NORTH CONWAY, CONWAY,
AND CRAWFORD NOTCH
239 AM EDT SUN AUG 9 2026
TODAY TONIGHT MON
CLOUD COVER MCLEAR MCLEAR PCLDY
PRECIP TYPE SHOWERS NONE NONE
CHANCE OF THUNDER (%) 9 1 7
CHANCE PRECIP (%) 20 0 0
TEMP (24H TREND) 84 (+4) 57 (-6) 81
RH % (24H TREND) 45 (-28) 92 (-8) 52
20FTWND - AM(MPH) W 8 G19 LGT/VAR
20FTWND - PM(MPH) W 9 G23 NW 8 G21 SW 5
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION 1
PRECIP BEGIN 6 AM
PRECIP END 12 PM
MIXING HGT(FT-AGL) 5600(UNST) 5920(UNST)
TRANSPORT WND (MPH) W 17 SW 12
VENT RATE (KT-FT) 84000 59200
CWR 0 0
KBDI 201-300 201-300 201-300
REMARKS...NONE.
NHZ023-092015-
CENTRAL LAKES-
INCLUDING THE CITIES OF LEBANON, PLYMOUTH, LACONIA, WOLFEBORO,
ALTON, AND OSSIPEE
239 AM EDT SUN AUG 9 2026
TODAY TONIGHT MON
CLOUD COVER MCLEAR MCLEAR PCLDY
PRECIP TYPE NONE NONE NONE
CHANCE OF THUNDER (%) 2 0(NONE) 14
CHANCE PRECIP (%) 0 0 0
TEMP (24H TREND) 86 (+3) 60 (-7) 84
RH % (24H TREND) 43 (-25) 90 (-7) 51
20FTWND - AM(MPH) W 10 G19 SW 5
20FTWND - PM(MPH) W 11 G21 NW 8 G17 SW 6
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(FT-AGL) 5880(UNST) 6110(UNST)
TRANSPORT WND (MPH) W 17 SW 13
VENT RATE (KT-FT) 88200 67210
CWR 0 0 0
KBDI 301-400 301-400 301-400
REMARKS...NONE.
NHZ024-092015-
LAKE SUNAPEE AND MONADNOCKS-
INCLUDING THE CITIES OF CLAREMONT, KEENE, AND JAFFREY
239 AM EDT SUN AUG 9 2026
TODAY TONIGHT MON
CLOUD COVER MCLEAR MCLEAR PCLDY
PRECIP TYPE NONE NONE NONE
CHANCE OF THUNDER (%) 1 0(NONE) 17(LTD)
CHANCE PRECIP (%) 0 0 0
TEMP (24H TREND) 85 (0) 58 (-9) 83
RH % (24H TREND) 44 (-20) 93 (-3) 52
20FTWND - AM(MPH) W 9 G17 LGT/VAR
20FTWND - PM(MPH) W 9 G19 W 6 SW 5
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(FT-AGL) 5620(UNST) 6420(UNST)
TRANSPORT WND (MPH) W 18 W 15
VENT RATE (KT-FT) 89920 83460
CWR 0 0 0
KBDI <200 <200 201-300
REMARKS...NONE.
NHZ025-092015-
MERRIMACK VALLEY-
INCLUDING THE CITIES OF MANCHESTER, NASHUA, WEARE, AND DERRY
239 AM EDT SUN AUG 9 2026
TODAY TONIGHT MON
CLOUD COVER MCLEAR MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE OF THUNDER (%) 0(NONE) 0(NONE) 12
CHANCE PRECIP (%) 0 0 0
TEMP (24H TREND) 89 (+2) 61 (-9) 86
RH % (24H TREND) 42 (-22) 88 (-6) 50
20FTWND - AM(MPH) W 9 G17 LGT/VAR
20FTWND - PM(MPH) W 10 G21 W 8 G17 SW 6
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(FT-AGL) 5990(UNST) 6800(UNST)
TRANSPORT WND (MPH) W 18 SW 15
VENT RATE (KT-FT) 95840 88400
CWR 0 0 0
KBDI 201-300 201-300 201-300
REMARKS...NONE.
NHZ026-092015-
SEACOAST-
INCLUDING THE CITIES OF PORTSMOUTH, DOVER, HAMPTON, AND EXETER
239 AM EDT SUN AUG 9 2026
TODAY TONIGHT MON
CLOUD COVER MCLEAR MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE OF THUNDER (%) 0(NONE) 0(NONE) 4
CHANCE PRECIP (%) 0 0 0
TEMP (24H TREND) 89 (+4) 64 (-5) 85
RH % (24H TREND) 41 (-26) 88 (-11) 51
20FTWND - AM(MPH) W 8 G17 LGT/VAR
20FTWND - PM(MPH) W 9 G19 W 6 S 6
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(FT-AGL) 6360(UNST) 5450(UNST)
TRANSPORT WND (MPH) W 16 SW 10
VENT RATE (KT-FT) 89040 49050
CWR 0 0 0
KBDI 401-500 401-500 401-500
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE LOWER 60S. SOUTHWEST WINDS AROUND 5 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. WEST WINDS 5 TO
10 MPH. DAYTIME HUMIDITY VALUES MODERATE.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. WEST WINDS
5 TO 10 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS AROUND 80. WEST WINDS 5 TO
10 MPH. DAYTIME HUMIDITY VALUES MODERATE.
WEDNESDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS
IN THE UPPER 50S. SOUTHWEST WINDS AROUND 5 MPH.
THURSDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. HIGHS IN THE UPPER 70S. WEST WINDS 5 TO 10 MPH.
DAYTIME HUMIDITY VALUES MODERATE.
THURSDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE MID 50S. WEST WINDS 5 TO 10 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. NORTHWEST WINDS
10 TO 15 MPH. DAYTIME HUMIDITY VALUES MODERATE.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 50S. NORTHWEST
WINDS 10 TO 15 MPH.
SATURDAY
SUNNY. HIGHS IN THE MID 70S. NORTHWEST WINDS 10 TO
15 MPH. DAYTIME HUMIDITY VALUES MODERATE.
OUTLOOK 8 TO 14 DAYS
TEMPERATURES BELOW NORMAL. PRECIPITATION NEAR NORMAL.
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