544
FNUS51 KCAR 171843
FWFCAR
FIRE WEATHER PLANNING FORECAST FOR NORTHERN AND EASTERN MAINE
NATIONAL WEATHER SERVICE CARIBOU ME
243 PM EDT FRI APR 17 2026
DISCUSSION
TONIGHT, DRY WEATHER WITH LOWS IN THE 30S IN THE NORTH AND 40S
SOUTH OF THE CENTRAL HIGHLANDS. RHS 90 TO 100 PERCENT TONIGHT,
WITH FOG POSSIBLE DOWNEAST. SATURDAY WILL BE WARM AND SLIGHTLY
HUMID, WITH INLAND HIGHS NEAR 60. RAIN IS EXPECTED SUNDAY INTO
SUNDAY EVENING, POSSIBLY ENDING AS A PERIOD OF SNOW OVER THE
NORTH SUNDAY NIGHT. RAIN AMOUNTS BETWEEN A HALF AND THREE
QUARTERS OF AN INCH ARE LIKELY ACROSS THE AREA. MUCH COOLER AND
DRIER AIR WILL MOVE IN MONDAY INTO TUESDAY. RHS ON MONDAY
GENERALLY IN THE 30S, AND ONLY IN THE 20S ON TUESDAY, CAUSING FINE
FUELS TO QUICKLY DRY.
MEZ101-180815-
QUEBEC-MAINE BORDERLANDS-
243 PM EDT FRI APR 17 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER MCLEAR PCLDY MCLDY MCLDY
PRECIP TYPE NONE NONE RAIN RAIN
CHANCE PRECIP (%) 0 0 60 100
CHANCE OF THUNDER (%) 0 0 2 4
TEMP (24H TREND) 31 (-6) 59 (0) 42 46
RH % (24H TREND) 97 (-3) 46 (-3) 97 82
20FTWND-VAL/AM(MPH) SE 5 S 7 G20
20FTWND-RDG/PM(MPH) LGT/VAR S 9 G21 S 10 G21 W 7
PRECIP AMOUNT 0.00 0.00 0.09 0.47
PRECIP DURATION 2 11
PRECIP BEGIN 12 AM CONTINUING
PRECIP END CONTINUING CONTINUING
MIXING HGT(FT-AGL/MSL) 3870 2480
TRANSPORT WND (KTS) S 24 W 15
VENT RATE (KT-FT) 98880 45390
DISPERSION VERY GOOD FAIR
CWR 0 0 80 100
KBDI <200 <200 <200 <200
REMARKS...NONE.
MEZ102-180815-
NORTH WOODS AND ST. JOHN VALLEY-
243 PM EDT FRI APR 17 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER MCLEAR PCLDY MCLDY MCLDY
PRECIP TYPE NONE NONE RAIN RAIN
CHANCE PRECIP (%) 0 0 50 100
CHANCE OF THUNDER (%) 0 0 3 4
TEMP (24H TREND) 32 (-8) 60 (0) 40 45
RH % (24H TREND) 98 (-2) 46 (-3) 97 83
20FTWND-VAL/AM(MPH) LGT/VAR S 7 G20
20FTWND-RDG/PM(MPH) LGT/VAR S 9 G20 S 9 G21 W 7 G17
PRECIP AMOUNT 0.00 0.00 0.04 0.44
PRECIP DURATION 1 11
PRECIP BEGIN 1 AM CONTINUING
PRECIP END CONTINUING CONTINUING
MIXING HGT(FT-AGL/MSL) 4060 2200
TRANSPORT WND (KTS) S 21 W 14
VENT RATE (KT-FT) 100180 46480
DISPERSION VERY GOOD FAIR
CWR 0 0 30 100
KBDI <200 <200 <200 <200
REMARKS...NONE.
MEZ103-180815-
EASTERN AROOSTOOK-
243 PM EDT FRI APR 17 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER MCLEAR PCLDY MCLDY MCLDY
PRECIP TYPE NONE NONE RAIN RAIN
CHANCE PRECIP (%) 0 0 20 100
CHANCE OF THUNDER (%) 0 0 1 5
TEMP (24H TREND) 35 (-7) 61 (+1) 42 46
RH % (24H TREND) 95 (-5) 42 (-7) 95 81
20FTWND-VAL/AM(MPH) SE 5 G17 S 8 G21
20FTWND-RDG/PM(MPH) LGT/VAR SE 9 G21 S 9 G23 SW 7 G18
PRECIP AMOUNT 0.00 0.00 0.00 0.41
PRECIP DURATION 0 9
PRECIP BEGIN 2 AM CONTINUING
PRECIP END CONTINUING CONTINUING
MIXING HGT(FT-AGL/MSL) 4280 2000
TRANSPORT WND (KTS) S 19 NW 15
VENT RATE (KT-FT) 88160 41270
DISPERSION VERY GOOD FAIR
CWR 0 0 100
KBDI <200 <200 <200 <200
REMARKS...NONE.
MEZ105-180815-
CENTRAL HIGHLANDS-
243 PM EDT FRI APR 17 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER MCLEAR PCLDY MCLDY MCLDY
PRECIP TYPE NONE NONE SHOWERS SHOWERS
CHANCE PRECIP (%) 0 0 20 100
CHANCE OF THUNDER (%) 0 0 3 4
TEMP (24H TREND) 36 (-9) 60 (-2) 39 44
RH % (24H TREND) 95 (-5) 46 (-3) 100 85
20FTWND-VAL/AM(MPH) LGT/VAR S 6 G20
20FTWND-RDG/PM(MPH) LGT/VAR SE 9 G23 S 9 G23 W 6
PRECIP AMOUNT 0.00 0.00 0.02 0.49
PRECIP DURATION 1 10
PRECIP BEGIN 1 AM CONTINUING
PRECIP END CONTINUING CONTINUING
MIXING HGT(FT-AGL/MSL) 4340 2130
TRANSPORT WND (KTS) S 19 W 11
VENT RATE (KT-FT) 94090 33520
DISPERSION VERY GOOD MARGINAL
CWR 0 0 10 100
KBDI <200 <200 <200 <200
REMARKS...NONE.
MEZ106-180815-
CENTRAL MAINE NORTH OF BANGOR-
243 PM EDT FRI APR 17 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER MCLEAR PCLDY MCLDY MCLDY
PRECIP TYPE NONE NONE SHOWERS RAIN
CHANCE PRECIP (%) 0 0 30 100
CHANCE OF THUNDER (%) 0 0 0(NONE) 8
TEMP (24H TREND) 38 (-6) 61 (-3) 41 46
RH % (24H TREND) 96 (-4) 41 (-7) 100 88
20FTWND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FTWND-RDG/PM(MPH) LGT/VAR SE 6 G17 SE 5 SW 5
PRECIP AMOUNT 0.00 0.00 0.00 0.37
PRECIP DURATION 1 8
PRECIP BEGIN 7 PM CONTINUING
PRECIP END CONTINUING CONTINUING
MIXING HGT(FT-AGL/MSL) 4340 1870
TRANSPORT WND (KTS) SE 15 NW 11
VENT RATE (KT-FT) 74920 28260
DISPERSION GOOD MARGINAL
CWR 0 0 100
KBDI <200 <200 <200 <200
REMARKS...NONE.
MEZ108-180815-
INTERIOR DOWNEAST-
243 PM EDT FRI APR 17 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER MCLEAR PCLDY MCLDY MCLDY
PRECIP TYPE NONE NONE SHOWERS RAIN
CHANCE PRECIP (%) 0 0 40 90
CHANCE OF THUNDER (%) 0 0(NONE) 0(NONE) 10
TEMP (24H TREND) 39 (-3) 58 (-5) 40 47
RH % (24H TREND) 100 (0) 52 (-4) 100 94
20FTWND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FTWND-RDG/PM(MPH) LGT/VAR SE 6 LGT/VAR SW 5
PRECIP AMOUNT 0.00 0.00 0.01 0.26
PRECIP DURATION 2 6
PRECIP BEGIN 7 PM CONTINUING
PRECIP END CONTINUING CONTINUING
MIXING HGT(FT-AGL/MSL) 3590 1720
TRANSPORT WND (KTS) SE 13 SW 11
VENT RATE (KT-FT) 56600 22670
DISPERSION GOOD MARGINAL
CWR 0 0 10 100
KBDI <200 <200 <200 <200
REMARKS...NONE.
MEZ112-180815-
COASTAL DOWNEAST-
243 PM EDT FRI APR 17 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER MCLEAR PCLDY MCLDY MCLDY
PRECIP TYPE NONE NONE SHOWERS RAIN
CHANCE PRECIP (%) 0 0 50 90
CHANCE OF THUNDER (%) 0 0(NONE) 0(NONE) 10
TEMP (24H TREND) 37 (-3) 56 (-5) 39 46
RH % (24H TREND) 100 (0) 56 (-6) 100 90
20FTWND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FTWND-RDG/PM(MPH) LGT/VAR E 5 LGT/VAR S 5
PRECIP AMOUNT 0.00 0.00 0.02 0.24
PRECIP DURATION 2 6
PRECIP BEGIN 7 PM CONTINUING
PRECIP END CONTINUING CONTINUING
MIXING HGT(FT-AGL/MSL) 2740 1460
TRANSPORT WND (KTS) E 13 SW 12
VENT RATE (KT-FT) 46430 23950
DISPERSION FAIR MARGINAL
CWR 0 0 10 100
KBDI <200 <200 <200 <200
REMARKS...NONE.
MEZ113-180815-
BANGOR REGION-
243 PM EDT FRI APR 17 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER MCLEAR PCLDY MCLDY MCLDY
PRECIP TYPE NONE NONE SHOWERS RAIN
CHANCE PRECIP (%) 0 0 30 100
CHANCE OF THUNDER (%) 0 0(NONE) 1 8
TEMP (24H TREND) 39 (-5) 61 (-4) 40 46
RH % (24H TREND) 99 (-1) 48 (-4) 100 91
20FTWND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FTWND-RDG/PM(MPH) LGT/VAR SE 8 G17 SE 5 SW 6
PRECIP AMOUNT 0.00 0.00 0.00 0.39
PRECIP DURATION 1 9
PRECIP BEGIN 7 PM CONTINUING
PRECIP END CONTINUING CONTINUING
MIXING HGT(FT-AGL/MSL) 4260 1980
TRANSPORT WND (KTS) SE 14 NW 12
VENT RATE (KT-FT) 66530 27900
DISPERSION GOOD MARGINAL
CWR 0 0 100
KBDI <200 <200 <200 <200
REMARKS...NONE.
MEZ114-180815-
EASTERN PENOBSCOT BAY COAST-
243 PM EDT FRI APR 17 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER MCLEAR PCLDY MCLDY MCLDY
PRECIP TYPE NONE NONE SHOWERS RAIN
CHANCE PRECIP (%) 0 0 30 90
CHANCE OF THUNDER (%) 0 0(NONE) 0(NONE) 9
TEMP (24H TREND) 39 (-2) 57 (-5) 39 45
RH % (24H TREND) 100 (0) 56 (-5) 100 93
20FTWND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FTWND-RDG/PM(MPH) LGT/VAR SE 7 G17 LGT/VAR SW 5
PRECIP AMOUNT 0.00 0.00 0.01 0.34
PRECIP DURATION 2 7
PRECIP BEGIN 6 PM CONTINUING
PRECIP END CONTINUING CONTINUING
MIXING HGT(FT-AGL/MSL) 3200 1340
TRANSPORT WND (KTS) E 14 S 12
VENT RATE (KT-FT) 47380 18380
DISPERSION FAIR POOR
CWR 0 0 10 100
KBDI <200 <200 <200 <200
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY NIGHT
RAIN. LOWS IN THE UPPER 20S. NORTHWEST WINDS
AROUND 5 MPH.
MONDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 40S. NORTHWEST WINDS
AROUND 10 MPH.
MONDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 20S. NORTHWEST
WINDS AROUND 5 MPH.
TUESDAY
SUNNY. HIGHS IN THE MID 40S. WEST WINDS AROUND 5 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SNOW. LOWS IN THE
UPPER 20S. SOUTH WINDS AROUND 5 MPH.
WEDNESDAY
PARTLY SUNNY WITH A CHANCE OF RAIN AND SNOW. HIGHS
IN THE MID 40S. SOUTHWEST WINDS AROUND 5 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF RAIN. LOWS
AROUND 30. NORTHWEST WINDS AROUND 5 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 40S. NORTHWEST WINDS
AROUND 5 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 30S. NORTHWEST
WINDS AROUND 5 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 50S. NORTH WINDS
AROUND 5 MPH.
OUTLOOK 8 TO 14 DAYS
TEMPERATURES BELOW NORMAL. PRECIPITATION BELOW NORMAL.
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