287
FNUS51 KGYX 121909
FWFGYX
FIRE WEATHER PLANNING FORECAST FOR WESTERN MAINE AND NEW HAMPSHIRE
NATIONAL WEATHER SERVICE GRAY ME
309 PM EDT TUE MAY 12 2026
DISCUSSION
DRY TODAY WITH RH VALUES FALLING INTO THE UPPER 20S TO LOWER 30S
AND A NORTHWEST BREEZE WITH GUSTS 15 TO 20 MPH. THESE SUBSIDE THIS
EVENING. COOL AGAIN TONIGHT WITH INCREASING CLOUDS AND RAIN
SHOWERS MOVING IN WEDNESDAY. A LONG DURATION RAINFALL IS EXPECTED
WED NIGHT - FRIDAY WHICH WILL BE BENEFICIAL FOR ONGOING DROUGHT.
MEZ104-130845-
WESTERN MAINE MOUNTAINS AND FOOTHILLS-
INCLUDING THE CITIES OF FARMINGTON, RUMFORD, BETHEL, EUSTIS,
JACKMAN, AND CARRABASSETT VALLEY
309 PM EDT TUE MAY 12 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER MCLEAR MCLDY MCLDY MCLDY
PRECIP TYPE NONE SHOWERS SHOWERS RAIN
CHANCE OF THUNDER (%) 0(NONE) 2 3 9
CHANCE PRECIP (%) 0 70 80 90
TEMP (24H TREND) 29 (0) 57 (+7) 38 57
RH % (24H TREND) 92 (-5) 40 (+3) 100 69
20FTWND - AM(MPH) S 8 G18 SE 11 G23
20FTWND - PM(MPH) NW 11 G26 S 10 G23 SE 9 G21 SE 11 G23
PRECIP AMOUNT 0.00 0.04 0.08 0.11
PRECIP DURATION 4 8 9
PRECIP BEGIN 10 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(FT-AGL) 4530(UNST) 2850(MRGL)
TRANSPORT WND (MPH) S 15 SE 16
VENT RATE (KT-FT) 58890 39900
CWR 0 10 20 40
KBDI <200 <200 <200 N/A
REMARKS...NONE.
MEZ107-130845-
KENNEBEC RIVER VALLEY-
INCLUDING THE CITIES OF AUGUSTA, WATERVILLE, SKOWHEGAN, AUBURN,
LEWISTON, LIBERTY, AND LIVERMORE
309 PM EDT TUE MAY 12 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER MCLEAR MCLDY MCLDY MCLDY
PRECIP TYPE NONE SHOWERS SHOWERS RAIN
CHANCE OF THUNDER (%) 0(NONE) 2 2 8
CHANCE PRECIP (%) 0 50 50 80
TEMP (24H TREND) 33 (-1) 59 (+2) 43 61
RH % (24H TREND) 87 (-4) 44 (+12) 100 66
20FTWND - AM(MPH) S 6 SE 11 G21
20FTWND - PM(MPH) NW 10 G19 S 10 G21 S 9 G19 SE 11 G23
PRECIP AMOUNT 0.00 0.01 0.04 0.10
PRECIP DURATION 3 5 5
PRECIP BEGIN 12 PM CONTINUING 8 AM
PRECIP END CONTINUING 5 AM CONTINUING
MIXING HGT(FT-AGL) 4620(UNST) 3560(UNST)
TRANSPORT WND (MPH) S 14 SE 18
VENT RATE (KT-FT) 55440 56960
CWR 0 10 40
KBDI <200 <200 <200 N/A
REMARKS...NONE.
MEZ109-130845-
LAKES REGION-
INCLUDING THE CITIES OF SANFORD, NORTH WINDHAM, GRAY,
NEW GLOUCESER, FRYEBURG, SOUTH PARIS, AND HIRAM
309 PM EDT TUE MAY 12 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER MCLEAR MCLDY MCLDY MCLDY
PRECIP TYPE NONE SHOWERS SHOWERS RAIN
CHANCE OF THUNDER (%) 0(NONE) 2 3 10
CHANCE PRECIP (%) 0 60 40 90
TEMP (24H TREND) 31 (-3) 55 (-2) 42 57
RH % (24H TREND) 91 (-4) 51 (+21) 99 73
20FTWND - AM(MPH) SE 6 SE 10 G19
20FTWND - PM(MPH) NW 9 G18 S 8 G17 SE 6 SE 10 G19
PRECIP AMOUNT 0.00 0.02 0.03 0.20
PRECIP DURATION 3 2 9
PRECIP BEGIN 10 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(FT-AGL) 2570(MRGL) 2390(MRGL)
TRANSPORT WND (MPH) S 13 SE 16
VENT RATE (KT-FT) 28270 33460
CWR 0 10 10 80
KBDI <200 <200 <200 N/A
REMARKS...NONE.
MEZ110-130845-
BEACHES AND CASCO BAY-
INCLUDING THE CITIES OF KITTERY, YORK, KENNEBUNK, SCARBOROUGH,
PORTLAND, YARMOUTH, FREEPORT, BRUNSWICK, TOPSHAM,
BOOTHBAY HARBOR, AND DAMARISCOTTA
309 PM EDT TUE MAY 12 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER MCLEAR MCLDY MCLDY MCLDY
PRECIP TYPE NONE SHOWERS SHOWERS RAIN
CHANCE OF THUNDER (%) 0(NONE) 2 2 9
CHANCE PRECIP (%) 0 40 30 90
TEMP (24H TREND) 34 (-4) 57 (-2) 44 58
RH % (24H TREND) 89 (-1) 52 (+16) 96 72
20FTWND - AM(MPH) SE 6 SE 10 G21
20FTWND - PM(MPH) NW 8 S 10 G21 S 10 G23 SE 11 G21
PRECIP AMOUNT 0.00 0.02 0.01 0.17
PRECIP DURATION 1 1 7
PRECIP BEGIN 10 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(FT-AGL) 2320(MRGL) 1960(MRGL)
TRANSPORT WND (MPH) S 13 SE 17
VENT RATE (KT-FT) 25520 29400
CWR 0 80
KBDI <200 <200 <200 N/A
REMARKS...NONE.
MEZ111-130845-
MID-COAST-
INCLUDING THE CITIES OF WALDOBORO, ROCKLAND, CAMDEN,
LINCOLNVILLE, BELFAST, SEARSPORT, ISLESBORO, AND VINALHAVEN
309 PM EDT TUE MAY 12 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER MCLEAR MCLDY MCLDY MCLDY
PRECIP TYPE NONE SHOWERS SHOWERS RAIN
CHANCE OF THUNDER (%) 0(NONE) 2 2 6
CHANCE PRECIP (%) 0 40 40 70
TEMP (24H TREND) 36 (-4) 58 (0) 43 59
RH % (24H TREND) 83 (-4) 45 (+7) 99 69
20FTWND - AM(MPH) S 5 SE 11 G21
20FTWND - PM(MPH) NW 8 G17 S 10 G21 S 8 G19 SE 11 G23
PRECIP AMOUNT 0.00 0.01 0.02 0.11
PRECIP DURATION 1 1 3
PRECIP BEGIN 2 PM CONTINUING 10 AM
PRECIP END CONTINUING 2 AM CONTINUING
MIXING HGT(FT-AGL) 4190(UNST) 2720(MRGL)
TRANSPORT WND (MPH) S 12 SE 17
VENT RATE (KT-FT) 41900 40800
CWR 0 50
KBDI <200 <200 <200 N/A
REMARKS...NONE.
NHZ021-130845-
COOS COUNTY-
INCLUDING THE CITIES OF ERROL, MILLSFIELD, COLEBROOK, BERLIN,
DUMMER, MILAN, YORK POND, AND LANCASTER
309 PM EDT TUE MAY 12 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY MCLDY MCLDY MCLDY
PRECIP TYPE NONE SHOWERS SHOWERS RAIN
CHANCE OF THUNDER (%) 0(NONE) 3 4 9
CHANCE PRECIP (%) 0 80 70 90
TEMP (24H TREND) 28 (0) 54 (+6) 38 57
RH % (24H TREND) 91 (-9) 49 (+9) 100 68
20FTWND - AM(MPH) S 8 G20 SE 10 G25
20FTWND - PM(MPH) NW 11 G28 SE 10 G25 SE 10 G26 SE 11 G25
PRECIP AMOUNT 0.00 0.06 0.07 0.11
PRECIP DURATION 5 6 8
PRECIP BEGIN 10 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(FT-AGL) 2860(MRGL) 3290(UNST)
TRANSPORT WND (MPH) S 14 SE 16
VENT RATE (KT-FT) 34320 46060
CWR 0 20 20 30
KBDI <200 <200 <200 N/A
REMARKS...NONE.
NHZ022-130845-
WHITE MOUNTIANS-
INCLUDING THE CITIES OF LINCOLN, LITTLETON, THORNTON,
WATERVILLE VALLEY, WOODSTOCK, JACKSON, NORTH CONWAY, CONWAY,
AND CRAWFORD NOTCH
309 PM EDT TUE MAY 12 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY MCLDY MCLDY MCLDY
PRECIP TYPE NONE SHOWERS SHOWERS RAIN
CHANCE OF THUNDER (%) 0(NONE) 3 5 10
CHANCE PRECIP (%) 0 80 60 100
TEMP (24H TREND) 31 (+1) 53 (+2) 40 57
RH % (24H TREND) 85 (-11) 55 (+20) 99 71
20FTWND - AM(MPH) SE 8 G19 SE 9 G21
20FTWND - PM(MPH) NW 10 G27 SE 8 G25 SE 9 G26 SE 9 G21
PRECIP AMOUNT 0.00 0.07 0.10 0.25
PRECIP DURATION 5 6 11
PRECIP BEGIN 9 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(FT-AGL) 1950(MRGL) 2890(MRGL)
TRANSPORT WND (MPH) S 13 SE 15
VENT RATE (KT-FT) 21450 37570
CWR 0 30 30 90
KBDI <200 <200 <200 N/A
REMARKS...NONE.
NHZ023-130845-
CENTRAL LAKES-
INCLUDING THE CITIES OF LEBANON, PLYMOUTH, LACONIA, WOLFEBORO,
ALTON, AND OSSIPEE
309 PM EDT TUE MAY 12 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY MCLDY MCLDY MCLDY
PRECIP TYPE NONE SHOWERS SHOWERS RAIN
CHANCE OF THUNDER (%) 0(NONE) 3 5 11
CHANCE PRECIP (%) 0 70 60 100
TEMP (24H TREND) 34 (0) 56 (0) 43 58
RH % (24H TREND) 81 (-7) 60 (+29) 97 72
20FTWND - AM(MPH) SE 6 SE 10 G19
20FTWND - PM(MPH) NW 9 G18 SE 8 G17 SE 8 G19 E 10 G21
PRECIP AMOUNT 0.00 0.05 0.04 0.25
PRECIP DURATION 5 3 11
PRECIP BEGIN 9 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(FT-AGL) 2690(MRGL) 2540(MRGL)
TRANSPORT WND (MPH) S 16 E 16
VENT RATE (KT-FT) 37660 35560
CWR 0 20 20 90
KBDI <200 <200 <200 N/A
REMARKS...NONE.
NHZ024-130845-
LAKE SUNAPEE AND MONADNOCKS-
INCLUDING THE CITIES OF CLAREMONT, KEENE, AND JAFFREY
309 PM EDT TUE MAY 12 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY MCLDY MCLDY CLOUDY
PRECIP TYPE NONE SHOWERS SHOWERS TSTMS
CHANCE OF THUNDER (%) 0(NONE) 6 7 18(LTD)
CHANCE PRECIP (%) 0 60 60 100
TEMP (24H TREND) 36 (+1) 59 (+2) 43 59
RH % (24H TREND) 79 (-10) 58 (+28) 99 76
20FTWND - AM(MPH) S 6 SE 8 G17
20FTWND - PM(MPH) NW 6 S 10 G21 S 9 G21 E 8 G17
PRECIP AMOUNT 0.00 0.04 0.03 0.31
PRECIP DURATION 4 3 11
PRECIP BEGIN 9 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(FT-AGL) 3940(UNST) 2650(MRGL)
TRANSPORT WND (MPH) S 24 SE 16
VENT RATE (KT-FT) 82740 37100
CWR 0 10 10 100
KBDI <200 <200 <200 N/A
REMARKS...NONE.
NHZ025-130845-
MERRIMACK VALLEY-
INCLUDING THE CITIES OF MANCHESTER, NASHUA, WEARE, AND DERRY
309 PM EDT TUE MAY 12 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER MCLEAR MCLDY MCLDY MCLDY
PRECIP TYPE NONE SHOWERS SHOWERS RAIN
CHANCE OF THUNDER (%) 0(NONE) 2 5 13
CHANCE PRECIP (%) 0 40 40 100
TEMP (24H TREND) 37 (-1) 63 (+3) 45 61
RH % (24H TREND) 75 (-6) 50 (+23) 93 73
20FTWND - AM(MPH) S 5 SE 9 G19
20FTWND - PM(MPH) NW 8 G17 S 11 G21 S 10 G19 E 10 G19
PRECIP AMOUNT 0.00 0.02 0.01 0.22
PRECIP DURATION 1 1 10
PRECIP BEGIN 9 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(FT-AGL) 4430(UNST) 2620(MRGL)
TRANSPORT WND (MPH) S 25 SE 16
VENT RATE (KT-FT) 97460 36680
CWR 0 10 10 80
KBDI <200 <200 <200 N/A
REMARKS...NONE.
NHZ026-130845-
SEACOAST-
INCLUDING THE CITIES OF PORTSMOUTH, DOVER, HAMPTON, AND EXETER
309 PM EDT TUE MAY 12 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY MCLDY MCLDY MCLDY
PRECIP TYPE NONE SHOWERS SHOWERS RAIN
CHANCE OF THUNDER (%) 0(NONE) 1 4 10
CHANCE PRECIP (%) 0 40 30 100
TEMP (24H TREND) 38 (-1) 61 (+1) 47 58
RH % (24H TREND) 78 (-3) 53 (+22) 89 74
20FTWND - AM(MPH) LGT/VAR SE 10 G19
20FTWND - PM(MPH) NW 8 S 10 G21 S 10 G21 E 10 G19
PRECIP AMOUNT 0.00 0.02 0.01 0.20
PRECIP DURATION 1 1 9
PRECIP BEGIN 10 AM 9 PM CONTINUING
PRECIP END 5 PM CONTINUING CONTINUING
MIXING HGT(FT-AGL) 4160(UNST) 2040(MRGL)
TRANSPORT WND (MPH) S 24 SE 17
VENT RATE (KT-FT) 87360 30600
CWR 0 10 10 80
KBDI <200 <200 <200 N/A
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
THURSDAY NIGHT
RAIN. LOWS IN THE MID 40S. NORTHEAST WINDS 5 TO
10 MPH.
FRIDAY
RAIN. HIGHS IN THE UPPER 50S. NORTHEAST WINDS 5 TO
10 MPH. DAYTIME HUMIDITY VALUES HIGH.
FRIDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE MID 40S. NORTHWEST
WINDS AROUND 5 MPH.
SATURDAY
MOSTLY SUNNY. WARMER. HIGHS IN THE LOWER 70S. WEST
WINDS 5 TO 10 MPH. DAYTIME HUMIDITY VALUES MODERATE.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 50. SOUTHWEST WINDS
5 TO 10 MPH.
SUNDAY
SUNNY. HIGHS IN THE LOWER 70S. WEST WINDS 10 TO 15 MPH.
DAYTIME HUMIDITY VALUES MODERATE.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 40S. NORTHWEST
WINDS 10 TO 15 MPH.
MONDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 70S. SOUTHWEST WINDS
AROUND 5 MPH. DAYTIME HUMIDITY VALUES MODERATE.
MONDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 50. SOUTH WINDS AROUND
5 MPH.
TUESDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE
UPPER 70S. SOUTHWEST WINDS 5 TO 10 MPH. DAYTIME HUMIDITY VALUES
MODERATE.
OUTLOOK 8 TO 14 DAYS
TEMPERATURES ABOVE NORMAL. PRECIPITATION NEAR NORMAL.
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