780
FNUS51 KGYX 200635
FWFGYX
FIRE WEATHER PLANNING FORECAST FOR WESTERN MAINE AND NEW HAMPSHIRE
NATIONAL WEATHER SERVICE GRAY ME
235 AM EDT WED MAY 20 2026
DISCUSSION
TODAY WILL BE VERY WARM AND BREEZY WITH TEMPERATURES WELL INTO
THE 80S AND AROUND 90 FOR SOUTHERN NH AND FAR SOUTHERN ME. A FEW
SHOWERS OR THUNDERSTORMS ARE ALSO POSSIBLE THROUGH THE DAY TODAY.
COOLER AND DRIER CONDITIONS WILL FOLLOW BEHIND A PASSING COLD
FRONT FOR THURSDAY AND FRIDAY. THE NEXT CHANCE FOR WIDESPREAD
RAINFALL LOOKS TO BE DURING THE DAY SATURDAY.
MEZ104-202015-
WESTERN MAINE MOUNTAINS AND FOOTHILLS-
INCLUDING THE CITIES OF FARMINGTON, RUMFORD, BETHEL, EUSTIS,
JACKMAN, AND CARRABASSETT VALLEY
235 AM EDT WED MAY 20 2026
TODAY TONIGHT THU
CLOUD COVER PCLDY PCLDY MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE OF THUNDER (%) 5 0(NONE) 0(NONE)
CHANCE PRECIP (%) 0 0 0
TEMP (24H TREND) 83 (+2) 35 (-23) 59
RH % (24H TREND) 36 (-17) 69 (-21) 32
20FTWND - AM(MPH) W 17 G37 NW 17 G40
20FTWND - PM(MPH) W 21 G43 NW 19 G42 NW 14 G34
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(FT-AGL) 5450(UNST) 6190(UNST)
TRANSPORT WND (MPH) W 33 NW 21
VENT RATE (KT-FT) 158050 111420
CWR 0 0 0
KBDI <200 <200 <200
REMARKS...NONE.
MEZ107-202015-
KENNEBEC RIVER VALLEY-
INCLUDING THE CITIES OF AUGUSTA, WATERVILLE, SKOWHEGAN, AUBURN,
LEWISTON, LIBERTY, AND LIVERMORE
235 AM EDT WED MAY 20 2026
TODAY TONIGHT THU
CLOUD COVER PCLDY PCLDY MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE OF THUNDER (%) 4 0(NONE) 0(NONE)
CHANCE PRECIP (%) 0 0 0
TEMP (24H TREND) 88 (+1) 45 (-14) 64
RH % (24H TREND) 35 (-9) 60 (-32) 31
20FTWND - AM(MPH) SW 14 G27 NW 12 G25
20FTWND - PM(MPH) W 19 G35 NW 17 G31 NW 11 G23
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(FT-AGL) 5780(UNST) 7190(UNST)
TRANSPORT WND (MPH) W 29 NW 18
VENT RATE (KT-FT) 144500 115040
CWR 0 0 0
KBDI <200 <200 <200
REMARKS...NONE.
MEZ109-202015-
LAKES REGION-
INCLUDING THE CITIES OF SANFORD, NORTH WINDHAM, GRAY,
NEW GLOUCESER, FRYEBURG, SOUTH PARIS, AND HIRAM
235 AM EDT WED MAY 20 2026
TODAY TONIGHT THU
CLOUD COVER PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS NONE NONE
CHANCE OF THUNDER (%) 4 0(NONE) 0(NONE)
CHANCE PRECIP (%) 20 0 0
TEMP (24H TREND) 89 (-2) 46 (-14) 66
RH % (24H TREND) 35 (-6) 63 (-21) 29
20FTWND - AM(MPH) W 17 G29 NW 10 G23
20FTWND - PM(MPH) W 19 G35 NW 16 G29 NW 10 G21
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION 0
PRECIP BEGIN 12 PM
PRECIP END 4 PM
MIXING HGT(FT-AGL) 5790(UNST) 6950(UNST)
TRANSPORT WND (MPH) W 26 NW 14
VENT RATE (KT-FT) 133170 83400
CWR 0 0
KBDI <200 <200 <200
REMARKS...NONE.
MEZ110-202015-
BEACHES AND CASCO BAY-
INCLUDING THE CITIES OF KITTERY, YORK, KENNEBUNK, SCARBOROUGH,
PORTLAND, YARMOUTH, FREEPORT, BRUNSWICK, TOPSHAM,
BOOTHBAY HARBOR, AND DAMARISCOTTA
235 AM EDT WED MAY 20 2026
TODAY TONIGHT THU
CLOUD COVER PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS NONE NONE
CHANCE OF THUNDER (%) 3 0(NONE) 0(NONE)
CHANCE PRECIP (%) 20 0 0
TEMP (24H TREND) 89 (0) 50 (-9) 66
RH % (24H TREND) 41 (-7) 64 (-25) 32
20FTWND - AM(MPH) SW 16 G28 NW 9 G18
20FTWND - PM(MPH) W 18 G34 NW 16 G28 NW 9 G19
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION 1
PRECIP BEGIN 12 PM
PRECIP END 6 PM
MIXING HGT(FT-AGL) 5130(UNST) 6450(UNST)
TRANSPORT WND (MPH) W 23 NW 13
VENT RATE (KT-FT) 102600 70950
CWR 0 0
KBDI <200 <200 <200
REMARKS...NONE.
MEZ111-202015-
MID-COAST-
INCLUDING THE CITIES OF WALDOBORO, ROCKLAND, CAMDEN,
LINCOLNVILLE, BELFAST, SEARSPORT, ISLESBORO, AND VINALHAVEN
235 AM EDT WED MAY 20 2026
TODAY TONIGHT THU
CLOUD COVER PCLDY PCLDY MCLEAR
PRECIP TYPE TSTMS NONE NONE
CHANCE OF THUNDER (%) 3 0(NONE) 0(NONE)
CHANCE PRECIP (%) 20 0 0
TEMP (24H TREND) 90 (+10) 47 (-10) 66
RH % (24H TREND) 40 (-13) 63 (-33) 32
20FTWND - AM(MPH) W 13 G26 NW 11 G25
20FTWND - PM(MPH) W 17 G32 NW 16 G29 NW 10 G21
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION 1
PRECIP BEGIN 11 AM
PRECIP END 4 PM
MIXING HGT(FT-AGL) 5260(UNST) 7230(UNST)
TRANSPORT WND (MPH) W 24 NW 16
VENT RATE (KT-FT) 110460 101220
CWR 0 0
KBDI <200 <200 <200
REMARKS...NONE.
NHZ021-202015-
COOS COUNTY-
INCLUDING THE CITIES OF ERROL, MILLSFIELD, COLEBROOK, BERLIN,
DUMMER, MILAN, YORK POND, AND LANCASTER
235 AM EDT WED MAY 20 2026
TODAY TONIGHT THU
CLOUD COVER PCLDY PCLDY MCLEAR
PRECIP TYPE SHOWERS NONE NONE
CHANCE OF THUNDER (%) 9 0(NONE) 0(NONE)
CHANCE PRECIP (%) 30 0 0
TEMP (24H TREND) 79 (0) 36 (-23) 56
RH % (24H TREND) 40 (-14) 73 (-17) 35
20FTWND - AM(MPH) W 18 G48 NW 17 G42
20FTWND - PM(MPH) W 21 G51 NW 19 G49 NW 13 G36
PRECIP AMOUNT 0.01 0.00 0.00
PRECIP DURATION 1
PRECIP BEGIN 6 AM
PRECIP END 1 PM
MIXING HGT(FT-AGL) 5160(UNST) 5330(UNST)
TRANSPORT WND (MPH) W 31 NW 18
VENT RATE (KT-FT) 139320 85280
CWR 0 0
KBDI <200 <200 <200
REMARKS...NONE.
NHZ022-202015-
WHITE MOUNTIANS-
INCLUDING THE CITIES OF LINCOLN, LITTLETON, THORNTON,
WATERVILLE VALLEY, WOODSTOCK, JACKSON, NORTH CONWAY, CONWAY,
AND CRAWFORD NOTCH
235 AM EDT WED MAY 20 2026
TODAY TONIGHT THU
CLOUD COVER PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS NONE NONE
CHANCE OF THUNDER (%) 9 0(NONE) 0(NONE)
CHANCE PRECIP (%) 20 0 0
TEMP (24H TREND) 84 (0) 40 (-21) 62
RH % (24H TREND) 36 (-12) 71 (-18) 31
20FTWND - AM(MPH) W 16 G42 NW 14 G39
20FTWND - PM(MPH) W 19 G48 NW 18 G47 NW 11 G32
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION 1
PRECIP BEGIN 7 AM
PRECIP END 1 PM
MIXING HGT(FT-AGL) 5410(UNST) 5670(UNST)
TRANSPORT WND (MPH) NW 26 NW 16
VENT RATE (KT-FT) 124430 79380
CWR 0 0
KBDI <200 <200 <200
REMARKS...NONE.
NHZ023-202015-
CENTRAL LAKES-
INCLUDING THE CITIES OF LEBANON, PLYMOUTH, LACONIA, WOLFEBORO,
ALTON, AND OSSIPEE
235 AM EDT WED MAY 20 2026
TODAY TONIGHT THU
CLOUD COVER PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS NONE NONE
CHANCE OF THUNDER (%) 8 0(NONE) 0(NONE)
CHANCE PRECIP (%) 20 0 0
TEMP (24H TREND) 87 (0) 45 (-18) 64
RH % (24H TREND) 35 (-6) 64 (-20) 29
20FTWND - AM(MPH) W 17 G29 NW 11 G25
20FTWND - PM(MPH) W 19 G34 NW 16 G31 NW 10 G21
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION 1
PRECIP BEGIN 11 AM
PRECIP END 4 PM
MIXING HGT(FT-AGL) 5570(UNST) 6050(UNST)
TRANSPORT WND (MPH) W 26 NW 17
VENT RATE (KT-FT) 128110 90750
CWR 0 0
KBDI <200 <200 <200
REMARKS...NONE.
NHZ024-202015-
LAKE SUNAPEE AND MONADNOCKS-
INCLUDING THE CITIES OF CLAREMONT, KEENE, AND JAFFREY
235 AM EDT WED MAY 20 2026
TODAY TONIGHT THU
CLOUD COVER PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS NONE NONE
CHANCE OF THUNDER (%) 11 1 0(NONE)
CHANCE PRECIP (%) 20 0 0
TEMP (24H TREND) 86 (-3) 46 (-18) 65
RH % (24H TREND) 38 (-2) 66 (-22) 29
20FTWND - AM(MPH) W 16 G29 NW 9 G21
20FTWND - PM(MPH) W 19 G34 NW 16 G29 NW 6
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION 1
PRECIP BEGIN 11 AM
PRECIP END 6 PM
MIXING HGT(FT-AGL) 5010(UNST) 5780(UNST)
TRANSPORT WND (MPH) W 28 NW 16
VENT RATE (KT-FT) 120240 80920
CWR 0 0
KBDI <200 <200 <200
REMARKS...NONE.
NHZ025-202015-
MERRIMACK VALLEY-
INCLUDING THE CITIES OF MANCHESTER, NASHUA, WEARE, AND DERRY
235 AM EDT WED MAY 20 2026
TODAY TONIGHT THU
CLOUD COVER MCLEAR PCLDY PCLDY
PRECIP TYPE TSTMS NONE NONE
CHANCE OF THUNDER (%) 8 1 0(NONE)
CHANCE PRECIP (%) 20 0 0
TEMP (24H TREND) 90 (-3) 49 (-15) 67
RH % (24H TREND) 41 (+5) 60 (-26) 29
20FTWND - AM(MPH) W 16 G28 NW 10 G21
20FTWND - PM(MPH) W 18 G34 NW 17 G28 NW 9 G19
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION 1
PRECIP BEGIN 12 PM
PRECIP END 6 PM
MIXING HGT(FT-AGL) 5730(UNST) 6420(UNST)
TRANSPORT WND (MPH) W 28 NW 16
VENT RATE (KT-FT) 137520 89880
CWR 0 0
KBDI <200 <200 <200
REMARKS...NONE.
NHZ026-202015-
SEACOAST-
INCLUDING THE CITIES OF PORTSMOUTH, DOVER, HAMPTON, AND EXETER
235 AM EDT WED MAY 20 2026
TODAY TONIGHT THU
CLOUD COVER MCLEAR PCLDY PCLDY
PRECIP TYPE TSTMS NONE NONE
CHANCE OF THUNDER (%) 6 1 0(NONE)
CHANCE PRECIP (%) 20 0 0
TEMP (24H TREND) 90 (-5) 52 (-12) 67
RH % (24H TREND) 42 (+6) 62 (-20) 32
20FTWND - AM(MPH) W 17 G28 NW 6
20FTWND - PM(MPH) W 19 G32 NW 17 G27 NW 6
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION 1
PRECIP BEGIN 1 PM
PRECIP END 6 PM
MIXING HGT(FT-AGL) 6060(UNST) 6370(UNST)
TRANSPORT WND (MPH) W 25 NW 12
VENT RATE (KT-FT) 133320 63700
CWR 0 0
KBDI <200 <200 <200
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 30S. NORTHWEST
WINDS 5 TO 10 MPH.
FRIDAY
SUNNY. HIGHS IN THE MID 60S. NORTHWEST WINDS 5 TO
10 MPH. DAYTIME HUMIDITY VALUES LOW.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 40S. NORTHWEST
WINDS 5 TO 10 MPH.
SATURDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE
MID 60S. EAST WINDS AROUND 5 MPH. DAYTIME HUMIDITY VALUES
MODERATE.
SATURDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE LOWER 40S. SOUTHEAST WINDS AROUND 5 MPH.
SUNDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE
UPPER 50S. SOUTHEAST WINDS 5 TO 10 MPH. DAYTIME HUMIDITY VALUES
MODERATE.
SUNDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE LOWER 40S. SOUTHEAST WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. HIGHS IN THE
LOWER 60S. SOUTHEAST WINDS AROUND 5 MPH. DAYTIME HUMIDITY VALUES
HIGH.
MONDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE UPPER 40S. NORTHEAST WINDS AROUND 5 MPH.
TUESDAY
PARTLY SUNNY. HIGHS IN THE UPPER 60S. NORTHWEST WINDS
5 TO 10 MPH. DAYTIME HUMIDITY VALUES MODERATE.
OUTLOOK 8 TO 14 DAYS
TEMPERATURES ABOVE NORMAL. PRECIPITATION BELOW NORMAL.
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