678
FNUS51 KGYX 201822
FWFGYX
FIRE WEATHER PLANNING FORECAST FOR WESTERN MAINE AND NEW HAMPSHIRE
NATIONAL WEATHER SERVICE GRAY ME
222 PM EDT WED MAY 20 2026
DISCUSSION
COOLER AND DRIER CONDITIONS WILL FOLLOW BEHIND A PASSING COLD
FRONT FOR THURSDAY AND FRIDAY. THURSDAY WILL BE BREEZY WITH RH
DROPPING INTO THE 25-30% RANGE, BUT WILL ALSO FEATURE MUCH COOLER
TEMPERATURES IN 50S AND 60S. THE NEXT CHANCE FOR WIDESPREAD
RAINFALL LOOKS TO BE DURING THE DAY SATURDAY.
MEZ104-210815-
WESTERN MAINE MOUNTAINS AND FOOTHILLS-
INCLUDING THE CITIES OF FARMINGTON, RUMFORD, BETHEL, EUSTIS,
JACKMAN, AND CARRABASSETT VALLEY
222 PM EDT WED MAY 20 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLEAR MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE OF THUNDER (%) 0(NONE) 0(NONE) 0(NONE) 0(NONE)
CHANCE PRECIP (%) 0 0 0 0
TEMP (24H TREND) 35 (-26) 58 (-20) 32 65
RH % (24H TREND) 66 (-28) 31 (-11) 81 28
20FTWND - AM(MPH) NW 13 G32 NW 10 G21
20FTWND - PM(MPH) NW 19 G40 NW 13 G28 NW 11 G28 NW 12 G26
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(FT-AGL) 5540(UNST) 8270(UNST)
TRANSPORT WND (MPH) NW 21 NW 23
VENT RATE (KT-FT) 99720 165400
CWR 0 0 0 0
KBDI <200 <200 <200 N/A
REMARKS...NONE.
MEZ107-210815-
KENNEBEC RIVER VALLEY-
INCLUDING THE CITIES OF AUGUSTA, WATERVILLE, SKOWHEGAN, AUBURN,
LEWISTON, LIBERTY, AND LIVERMORE
222 PM EDT WED MAY 20 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY PCLDY MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE OF THUNDER (%) 0(NONE) 0(NONE) 0(NONE) 0(NONE)
CHANCE PRECIP (%) 0 0 0 0
TEMP (24H TREND) 44 (-19) 63 (-24) 36 67
RH % (24H TREND) 56 (-40) 30 (-8) 78 27
20FTWND - AM(MPH) NW 10 G21 NW 5
20FTWND - PM(MPH) NW 16 G28 NW 10 G21 NW 9 G21 NW 9 G19
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(FT-AGL) 6530(UNST) 9230(UNST)
TRANSPORT WND (MPH) NW 18 NW 18
VENT RATE (KT-FT) 104480 147680
CWR 0 0 0 0
KBDI <200 <200 <200 N/A
REMARKS...NONE.
MEZ109-210815-
LAKES REGION-
INCLUDING THE CITIES OF SANFORD, NORTH WINDHAM, GRAY,
NEW GLOUCESER, FRYEBURG, SOUTH PARIS, AND HIRAM
222 PM EDT WED MAY 20 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY PCLDY MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE OF THUNDER (%) 0(NONE) 0(NONE) 0(NONE) 0(NONE)
CHANCE PRECIP (%) 0 0 0 0
TEMP (24H TREND) 46 (-19) 65 (-23) 34 69
RH % (24H TREND) 57 (-35) 29 (-9) 86 26
20FTWND - AM(MPH) NW 8 G17 LGT/VAR
20FTWND - PM(MPH) NW 14 G28 NW 9 G19 NW 8 G19 W 6
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(FT-AGL) 5830(UNST) 8440(UNST)
TRANSPORT WND (MPH) NW 14 NW 14
VENT RATE (KT-FT) 69960 101280
CWR 0 0 0 0
KBDI <200 <200 <200 N/A
REMARKS...NONE.
MEZ110-210815-
BEACHES AND CASCO BAY-
INCLUDING THE CITIES OF KITTERY, YORK, KENNEBUNK, SCARBOROUGH,
PORTLAND, YARMOUTH, FREEPORT, BRUNSWICK, TOPSHAM,
BOOTHBAY HARBOR, AND DAMARISCOTTA
222 PM EDT WED MAY 20 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY PCLDY MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE OF THUNDER (%) 0(NONE) 0(NONE) 0(NONE) 0(NONE)
CHANCE PRECIP (%) 0 0 0 0
TEMP (24H TREND) 48 (-15) 65 (-23) 38 67
RH % (24H TREND) 59 (-38) 33 (-9) 80 31
20FTWND - AM(MPH) N 6 LGT/VAR
20FTWND - PM(MPH) NW 13 G26 W 6 NW 5 SW 8 G19
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(FT-AGL) 5950(UNST) 6520(UNST)
TRANSPORT WND (MPH) NW 14 W 13
VENT RATE (KT-FT) 71400 71720
CWR 0 0 0 0
KBDI <200 <200 <200 N/A
REMARKS...NONE.
MEZ111-210815-
MID-COAST-
INCLUDING THE CITIES OF WALDOBORO, ROCKLAND, CAMDEN,
LINCOLNVILLE, BELFAST, SEARSPORT, ISLESBORO, AND VINALHAVEN
222 PM EDT WED MAY 20 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY PCLDY MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE OF THUNDER (%) 0(NONE) 0(NONE) 0(NONE) 0(NONE)
CHANCE PRECIP (%) 0 0 0 0
TEMP (24H TREND) 46 (-13) 64 (-21) 37 67
RH % (24H TREND) 59 (-41) 32 (-12) 78 30
20FTWND - AM(MPH) NW 9 G21 LGT/VAR
20FTWND - PM(MPH) NW 13 G26 NW 8 G17 NW 6 W 9 G21
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(FT-AGL) 6600(UNST) 8000(UNST)
TRANSPORT WND (MPH) NW 16 W 17
VENT RATE (KT-FT) 92400 120000
CWR 0 0 0 0
KBDI <200 <200 <200 N/A
REMARKS...NONE.
NHZ021-210815-
COOS COUNTY-
INCLUDING THE CITIES OF ERROL, MILLSFIELD, COLEBROOK, BERLIN,
DUMMER, MILAN, YORK POND, AND LANCASTER
222 PM EDT WED MAY 20 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY PCLDY MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE OF THUNDER (%) 0(NONE) 0(NONE) 0(NONE) 0(NONE)
CHANCE PRECIP (%) 0 0 0 0
TEMP (24H TREND) 35 (-26) 56 (-19) 29 63
RH % (24H TREND) 70 (-21) 35 (-11) 89 30
20FTWND - AM(MPH) NW 12 G33 NW 6 G17
20FTWND - PM(MPH) NW 19 G44 NW 12 G28 NW 11 G28 NW 9 G23
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(FT-AGL) 4880(UNST) 6970(UNST)
TRANSPORT WND (MPH) NW 20 NW 18
VENT RATE (KT-FT) 82960 111520
CWR 0 0 0 0
KBDI <200 <200 <200 N/A
REMARKS...NONE.
NHZ022-210815-
WHITE MOUNTIANS-
INCLUDING THE CITIES OF LINCOLN, LITTLETON, THORNTON,
WATERVILLE VALLEY, WOODSTOCK, JACKSON, NORTH CONWAY, CONWAY,
AND CRAWFORD NOTCH
222 PM EDT WED MAY 20 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY PCLDY MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE OF THUNDER (%) 0(NONE) 0(NONE) 0(NONE) 0(NONE)
CHANCE PRECIP (%) 0 0 0 0
TEMP (24H TREND) 39 (-23) 61 (-19) 32 67
RH % (24H TREND) 65 (-25) 31 (-11) 86 25
20FTWND - AM(MPH) NW 11 G29 LGT/VAR
20FTWND - PM(MPH) NW 16 G41 NW 9 G25 NW 9 G25 NW 6 G19
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(FT-AGL) 4970(UNST) 7070(UNST)
TRANSPORT WND (MPH) NW 17 NW 14
VENT RATE (KT-FT) 74550 84840
CWR 0 0 0 0
KBDI <200 <200 <200 N/A
REMARKS...NONE.
NHZ023-210815-
CENTRAL LAKES-
INCLUDING THE CITIES OF LEBANON, PLYMOUTH, LACONIA, WOLFEBORO,
ALTON, AND OSSIPEE
222 PM EDT WED MAY 20 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY PCLDY MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE OF THUNDER (%) 0(NONE) 0(NONE) 0(NONE) 0(NONE)
CHANCE PRECIP (%) 0 0 0 0
TEMP (24H TREND) 44 (-19) 64 (-20) 35 67
RH % (24H TREND) 60 (-33) 30 (-7) 84 25
20FTWND - AM(MPH) NW 9 G21 LGT/VAR
20FTWND - PM(MPH) NW 13 G28 NW 9 G19 NW 8 G19 LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(FT-AGL) 5170(UNST) 6860(UNST)
TRANSPORT WND (MPH) NW 17 NW 13
VENT RATE (KT-FT) 77550 75460
CWR 0 0 0 0
KBDI <200 <200 <200 N/A
REMARKS...NONE.
NHZ024-210815-
LAKE SUNAPEE AND MONADNOCKS-
INCLUDING THE CITIES OF CLAREMONT, KEENE, AND JAFFREY
222 PM EDT WED MAY 20 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY MCLEAR MCLEAR
PRECIP TYPE SHOWERS NONE NONE NONE
CHANCE OF THUNDER (%) 0(NONE) 0(NONE) 0(NONE) 0(NONE)
CHANCE PRECIP (%) 20 0 0 0
TEMP (24H TREND) 45 (-20) 64 (-20) 35 68
RH % (24H TREND) 61 (-34) 29 (-12) 85 25
20FTWND - AM(MPH) N 8 G19 LGT/VAR
20FTWND - PM(MPH) NW 13 G26 NW 6 N 5 LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION 0
PRECIP BEGIN 7 PM
PRECIP END 11 PM
MIXING HGT(FT-AGL) 5020(UNST) 6510(UNST)
TRANSPORT WND (MPH) N 16 NW 9
VENT RATE (KT-FT) 70280 52080
CWR 0 0 0
KBDI <200 <200 <200 N/A
REMARKS...NONE.
NHZ025-210815-
MERRIMACK VALLEY-
INCLUDING THE CITIES OF MANCHESTER, NASHUA, WEARE, AND DERRY
222 PM EDT WED MAY 20 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY MCLDY MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE OF THUNDER (%) 1 0(NONE) 0(NONE) 0(NONE)
CHANCE PRECIP (%) 0 0 0 0
TEMP (24H TREND) 48 (-17) 66 (-23) 38 69
RH % (24H TREND) 55 (-42) 29 (-12) 78 25
20FTWND - AM(MPH) NW 8 G17 LGT/VAR
20FTWND - PM(MPH) NW 13 G26 NW 6 NW 5 LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(FT-AGL) 5300(UNST) 6830(UNST)
TRANSPORT WND (MPH) NW 16 W 10
VENT RATE (KT-FT) 74200 61470
CWR 0 0 0 0
KBDI <200 <200 <200 N/A
REMARKS...NONE.
NHZ026-210815-
SEACOAST-
INCLUDING THE CITIES OF PORTSMOUTH, DOVER, HAMPTON, AND EXETER
222 PM EDT WED MAY 20 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLDY MCLDY PCLDY MCLEAR
PRECIP TYPE SHOWERS NONE NONE NONE
CHANCE OF THUNDER (%) 1 0(NONE) 0(NONE) 0(NONE)
CHANCE PRECIP (%) 30 0 0 0
TEMP (24H TREND) 52 (-16) 66 (-23) 40 66
RH % (24H TREND) 59 (-37) 33 (-9) 76 30
20FTWND - AM(MPH) LGT/VAR LGT/VAR
20FTWND - PM(MPH) NW 13 G25 W 5 LGT/VAR S 6
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION 1
PRECIP BEGIN 10 PM
PRECIP END 1 AM
MIXING HGT(FT-AGL) 5500(UNST) 6170(UNST)
TRANSPORT WND (MPH) NW 12 W 12
VENT RATE (KT-FT) 55000 61700
CWR 0 0 0
KBDI <200 <200 <200 N/A
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 40S. NORTHWEST
WINDS 5 TO 10 MPH.
SATURDAY
PARTLY SUNNY. 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
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. HIGHS IN THE
MID 50S. SOUTHEAST WINDS 5 TO 10 MPH. DAYTIME HUMIDITY VALUES
HIGH.
SUNDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE LOWER 40S. EAST WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. HIGHS IN THE
MID 60S. SOUTHEAST WINDS AROUND 5 MPH. DAYTIME HUMIDITY VALUES
HIGH.
MONDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE UPPER 40S. WEST WINDS AROUND 5 MPH.
TUESDAY
MOSTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE
LOWER 70S. NORTHWEST WINDS 5 TO 10 MPH. DAYTIME HUMIDITY VALUES
MODERATE.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 50. WEST WINDS AROUND
5 MPH.
WEDNESDAY
SUNNY. HIGHS IN THE LOWER 70S. 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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