582
FNUS51 KGYX 210640
FWFGYX
FIRE WEATHER PLANNING FORECAST FOR WESTERN MAINE AND NEW HAMPSHIRE
NATIONAL WEATHER SERVICE GRAY ME
240 AM EDT THU MAY 21 2026
DISCUSSION
COOLER AND DRIER CONDITIONS RETURN FOR TODAY AND FRIDAY. TODAY
WILL STILL 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 DOESN'T LOOK TO ARRIVE UNTIL
AT LEAST EARLY SUNDAY.
MEZ104-212015-
WESTERN MAINE MOUNTAINS AND FOOTHILLS-
INCLUDING THE CITIES OF FARMINGTON, RUMFORD, BETHEL, EUSTIS,
JACKMAN, AND CARRABASSETT VALLEY
240 AM EDT THU MAY 21 2026
TODAY TONIGHT FRI
CLOUD COVER PCLDY MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE OF THUNDER (%) 0(NONE) 0(NONE) 0(NONE)
CHANCE PRECIP (%) 0 0 0
TEMP (24H TREND) 59 (-20) 30 (-14) 66
RH % (24H TREND) 30 (-12) 78 (+13) 28
20FTWND - AM(MPH) NW 14 G34 NW 9 G21
20FTWND - PM(MPH) NW 13 G28 NW 12 G28 NW 11 G25
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(FT-AGL) 5500(UNST) 8180(UNST)
TRANSPORT WND (MPH) NW 20 NW 17
VENT RATE (KT-FT) 93500 122700
CWR 0 0 0
KBDI <200 <200 N/A
REMARKS...NONE.
MEZ107-212015-
KENNEBEC RIVER VALLEY-
INCLUDING THE CITIES OF AUGUSTA, WATERVILLE, SKOWHEGAN, AUBURN,
LEWISTON, LIBERTY, AND LIVERMORE
240 AM EDT THU MAY 21 2026
TODAY TONIGHT FRI
CLOUD COVER PCLDY MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE OF THUNDER (%) 0(NONE) 0(NONE) 0(NONE)
CHANCE PRECIP (%) 0 0 0
TEMP (24H TREND) 64 (-22) 36 (-14) 68
RH % (24H TREND) 29 (-9) 74 (+20) 26
20FTWND - AM(MPH) NW 10 G21 NW 5
20FTWND - PM(MPH) NW 10 G21 NW 9 G19 NW 9 G19
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(FT-AGL) 6530(UNST) 9080(UNST)
TRANSPORT WND (MPH) NW 17 NW 15
VENT RATE (KT-FT) 97950 118040
CWR 0 0 0
KBDI <200 <200 N/A
REMARKS...NONE.
MEZ109-212015-
LAKES REGION-
INCLUDING THE CITIES OF SANFORD, NORTH WINDHAM, GRAY,
NEW GLOUCESER, FRYEBURG, SOUTH PARIS, AND HIRAM
240 AM EDT THU MAY 21 2026
TODAY TONIGHT FRI
CLOUD COVER PCLDY MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE OF THUNDER (%) 0(NONE) 0(NONE) 0(NONE)
CHANCE PRECIP (%) 0 0 0
TEMP (24H TREND) 66 (-20) 34 (-18) 69
RH % (24H TREND) 29 (-9) 82 (+25) 25
20FTWND - AM(MPH) N 9 G19 LGT/VAR
20FTWND - PM(MPH) NW 9 G19 NW 8 G17 W 5
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(FT-AGL) 5730(UNST) 8200(UNST)
TRANSPORT WND (MPH) NW 14 W 10
VENT RATE (KT-FT) 68760 73800
CWR 0 0 0
KBDI <200 <200 N/A
REMARKS...NONE.
MEZ110-212015-
BEACHES AND CASCO BAY-
INCLUDING THE CITIES OF KITTERY, YORK, KENNEBUNK, SCARBOROUGH,
PORTLAND, YARMOUTH, FREEPORT, BRUNSWICK, TOPSHAM,
BOOTHBAY HARBOR, AND DAMARISCOTTA
240 AM EDT THU MAY 21 2026
TODAY TONIGHT FRI
CLOUD COVER PCLDY MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE OF THUNDER (%) 0(NONE) 0(NONE) 0(NONE)
CHANCE PRECIP (%) 0 0 0
TEMP (24H TREND) 67 (-21) 37 (-16) 68
RH % (24H TREND) 31 (-11) 80 (+23) 30
20FTWND - AM(MPH) N 9 G17 LGT/VAR
20FTWND - PM(MPH) W 6 NW 5 SW 8 G17
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(FT-AGL) 5900(UNST) 6240(UNST)
TRANSPORT WND (MPH) NW 13 SW 10
VENT RATE (KT-FT) 64900 56160
CWR 0 0 0
KBDI <200 <200 N/A
REMARKS...NONE.
MEZ111-212015-
MID-COAST-
INCLUDING THE CITIES OF WALDOBORO, ROCKLAND, CAMDEN,
LINCOLNVILLE, BELFAST, SEARSPORT, ISLESBORO, AND VINALHAVEN
240 AM EDT THU MAY 21 2026
TODAY TONIGHT FRI
CLOUD COVER PCLDY MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE OF THUNDER (%) 0(NONE) 0(NONE) 0(NONE)
CHANCE PRECIP (%) 0 0 0
TEMP (24H TREND) 66 (-21) 38 (-13) 68
RH % (24H TREND) 32 (-12) 77 (+22) 29
20FTWND - AM(MPH) NW 10 G23 NW 5
20FTWND - PM(MPH) NW 8 G17 NW 5 W 8 G17
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(FT-AGL) 6490(UNST) 8090(UNST)
TRANSPORT WND (MPH) NW 15 W 14
VENT RATE (KT-FT) 84370 97080
CWR 0 0 0
KBDI <200 <200 N/A
REMARKS...NONE.
NHZ021-212015-
COOS COUNTY-
INCLUDING THE CITIES OF ERROL, MILLSFIELD, COLEBROOK, BERLIN,
DUMMER, MILAN, YORK POND, AND LANCASTER
240 AM EDT THU MAY 21 2026
TODAY TONIGHT FRI
CLOUD COVER PCLDY MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE OF THUNDER (%) 0(NONE) 0(NONE) 0(NONE)
CHANCE PRECIP (%) 0 0 0
TEMP (24H TREND) 56 (-19) 28 (-15) 63
RH % (24H TREND) 34 (-12) 85 (+11) 29
20FTWND - AM(MPH) NW 16 G36 NW 6 G17
20FTWND - PM(MPH) NW 11 G26 NW 11 G26 NW 9 G21
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(FT-AGL) 4910(UNST) 6760(UNST)
TRANSPORT WND (MPH) NW 20 NW 15
VENT RATE (KT-FT) 83470 87880
CWR 0 0 0
KBDI <200 <200 N/A
REMARKS...NONE.
NHZ022-212015-
WHITE MOUNTIANS-
INCLUDING THE CITIES OF LINCOLN, LITTLETON, THORNTON,
WATERVILLE VALLEY, WOODSTOCK, JACKSON, NORTH CONWAY, CONWAY,
AND CRAWFORD NOTCH
240 AM EDT THU MAY 21 2026
TODAY TONIGHT FRI
CLOUD COVER PCLDY MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE OF THUNDER (%) 0(NONE) 0(NONE) 0(NONE)
CHANCE PRECIP (%) 0 0 0
TEMP (24H TREND) 62 (-17) 31 (-16) 68
RH % (24H TREND) 30 (-12) 81 (+15) 25
20FTWND - AM(MPH) NW 13 G34 LGT/VAR
20FTWND - PM(MPH) NW 9 G23 NW 9 G23 NW 5 G17
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(FT-AGL) 4800(UNST) 7360(UNST)
TRANSPORT WND (MPH) NW 16 NW 12
VENT RATE (KT-FT) 67200 73600
CWR 0 0 0
KBDI <200 <200 N/A
REMARKS...NONE.
NHZ023-212015-
CENTRAL LAKES-
INCLUDING THE CITIES OF LEBANON, PLYMOUTH, LACONIA, WOLFEBORO,
ALTON, AND OSSIPEE
240 AM EDT THU MAY 21 2026
TODAY TONIGHT FRI
CLOUD COVER PCLDY MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE OF THUNDER (%) 0(NONE) 0(NONE) 0(NONE)
CHANCE PRECIP (%) 0 0 0
TEMP (24H TREND) 64 (-19) 35 (-16) 69
RH % (24H TREND) 29 (-8) 79 (+17) 24
20FTWND - AM(MPH) NW 10 G21 LGT/VAR
20FTWND - PM(MPH) NW 9 G19 NW 8 G17 LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(FT-AGL) 5060(UNST) 7210(UNST)
TRANSPORT WND (MPH) NW 15 NW 10
VENT RATE (KT-FT) 65780 64890
CWR 0 0 0
KBDI <200 <200 N/A
REMARKS...NONE.
NHZ024-212015-
LAKE SUNAPEE AND MONADNOCKS-
INCLUDING THE CITIES OF CLAREMONT, KEENE, AND JAFFREY
240 AM EDT THU MAY 21 2026
TODAY TONIGHT FRI
CLOUD COVER MCLDY PCLDY MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE OF THUNDER (%) 0(NONE) 0(NONE) 0(NONE)
CHANCE PRECIP (%) 0 0 0
TEMP (24H TREND) 64 (-17) 35 (-17) 69
RH % (24H TREND) 30 (-11) 81 (+16) 25
20FTWND - AM(MPH) N 9 G19 LGT/VAR
20FTWND - PM(MPH) NW 6 N 5 LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(FT-AGL) 4950(UNST) 6580(UNST)
TRANSPORT WND (MPH) NW 14 NW 9
VENT RATE (KT-FT) 59400 52640
CWR 0 0 0
KBDI <200 <200 N/A
REMARKS...NONE.
NHZ025-212015-
MERRIMACK VALLEY-
INCLUDING THE CITIES OF MANCHESTER, NASHUA, WEARE, AND DERRY
240 AM EDT THU MAY 21 2026
TODAY TONIGHT FRI
CLOUD COVER MCLDY PCLDY MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE OF THUNDER (%) 0(NONE) 0(NONE) 0(NONE)
CHANCE PRECIP (%) 0 0 0
TEMP (24H TREND) 66 (-20) 38 (-17) 69
RH % (24H TREND) 30 (-11) 73 (+14) 25
20FTWND - AM(MPH) NW 9 G17 LGT/VAR
20FTWND - PM(MPH) NW 8 NW 6 LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(FT-AGL) 5270(UNST) 6690(UNST)
TRANSPORT WND (MPH) NW 14 NW 8
VENT RATE (KT-FT) 63240 46830
CWR 0 0 0
KBDI <200 <200 N/A
REMARKS...NONE.
NHZ026-212015-
SEACOAST-
INCLUDING THE CITIES OF PORTSMOUTH, DOVER, HAMPTON, AND EXETER
240 AM EDT THU MAY 21 2026
TODAY TONIGHT FRI
CLOUD COVER MCLDY PCLDY MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE OF THUNDER (%) 0(NONE) 0(NONE) 0(NONE)
CHANCE PRECIP (%) 0 0 0
TEMP (24H TREND) 67 (-21) 40 (-18) 66
RH % (24H TREND) 33 (-9) 74 (+16) 31
20FTWND - AM(MPH) N 6 LGT/VAR
20FTWND - PM(MPH) W 5 LGT/VAR SE 6
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(FT-AGL) 5680(UNST) 6070(UNST)
TRANSPORT WND (MPH) NW 10 NE 8
VENT RATE (KT-FT) 51120 42490
CWR 0 0 0
KBDI <200 <200 N/A
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 40. NORTHWEST WINDS
AROUND 5 MPH.
SATURDAY
MOSTLY CLOUDY. 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 SHOWERS LIKELY. COOLER. 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
LOWER 60S. EAST WINDS AROUND 5 MPH. DAYTIME HUMIDITY VALUES HIGH.
MONDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 40S. WEST WINDS
AROUND 5 MPH.
TUESDAY
MOSTLY SUNNY. WARMER. HIGHS IN THE MID 70S. NORTHWEST
WINDS 5 TO 10 MPH. DAYTIME HUMIDITY VALUES MODERATE.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 50S. NORTHWEST
WINDS AROUND 5 MPH.
WEDNESDAY
MOSTLY 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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