830
FNUS51 KCAR 171756
FWFCAR
FIRE WEATHER PLANNING FORECAST FOR NORTHERN AND EASTERN MAINE
NATIONAL WEATHER SERVICE CARIBOU ME
155 PM EDT WED SEP 17 2025
DISCUSSION
SUNNY AND DRY CONDITIONS CONTINUE THROUGH THE WEEK, HIGH
TEMPERATURES TODAY WILL RISE TO NEAR 80 ACROSS THE NORTH. RH
VALUES WILL REMAIN FAIRLY STEADY IN TO 40 TO 50% RANGE WITH LIGHT
WINDS THROUGH MID WEEK. A COLD FRONT MOVES THROUGH FRIDAY WITH
COLDER, DRIER AND BREEZY CONDITIONS EXPECTED. MINIMUM RH VALUES
RANGE FROM THE UPPER 20S TO AROUND 40% FRIDAY AND SATURDAY
AFTERNOON. FRIDAY WILL SEE NORTHWEST WINDS 10-20 MPH WITH GUSTS
BETWEEN 25-30 MPH. SATURDAY WILL STILL SEE NORTHWEST WINDS
GUSTING
TO NEAR 20 MPH.
MEZ101-180800-
QUEBEC-MAINE BORDERLANDS-
155 PM EDT WED SEP 17 2025
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY PCLDY PCLDY PCLDY
PRECIP TYPE NONE TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 0 10 50 20
CHANCE OF THUNDER (%) 0 15(LTD) 16(LTD) 0(NONE)
TEMP (24H TREND) 49 (+3) 77 (+1) 45 60
RH % (24H TREND) 97 (+1) 46 (-1) 94 35
20FTWND-VAL/AM(MPH) LGT/VAR NW 5 G17
20FTWND-RDG/PM(MPH) LGT/VAR W 7 LGT/VAR NW 9 G20
PRECIP AMOUNT 0.00 0.00 0.02 0.01
PRECIP DURATION 1 2 1
PRECIP BEGIN 3 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 12 PM
MIXING HGT(FT-AGL/MSL) 4720 6950
TRANSPORT WND (KTS) W 18 NW 18
VENT RATE (KT-FT) 89730 129200
DISPERSION VERY GOOD EXCELLENT
CWR 0 10 10
KBDI <200 <200 <200 N/A
REMARKS...NONE.
MEZ102-180800-
NORTH WOODS AND ST. JOHN VALLEY-
155 PM EDT WED SEP 17 2025
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY PCLDY PCLDY PCLDY
PRECIP TYPE NONE TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 0 10 50 20
CHANCE OF THUNDER (%) 0 13 15(LTD) 0(NONE)
TEMP (24H TREND) 47 (+1) 78 (+1) 45 62
RH % (24H TREND) 96 (0) 45 (-3) 96 36
20FTWND-VAL/AM(MPH) LGT/VAR NW 6 G17
20FTWND-RDG/PM(MPH) LGT/VAR W 6 LGT/VAR NW 9 G21
PRECIP AMOUNT 0.00 0.00 0.02 0.01
PRECIP DURATION 0 2 1
PRECIP BEGIN 5 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 12 PM
MIXING HGT(FT-AGL/MSL) 4900 6840
TRANSPORT WND (KTS) W 17 NW 18
VENT RATE (KT-FT) 94090 140060
DISPERSION VERY GOOD EXCELLENT
CWR 0 10 10
KBDI 201-300 201-300 201-300 N/A
REMARKS...NONE.
MEZ103-180800-
EASTERN AROOSTOOK-
155 PM EDT WED SEP 17 2025
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY PCLDY PCLDY PCLDY
PRECIP TYPE NONE NONE SHOWERS SHOWERS
CHANCE PRECIP (%) 0 0 50 20
CHANCE OF THUNDER (%) 0(NONE) 7 14 0(NONE)
TEMP (24H TREND) 47 (+1) 77 (+1) 48 63
RH % (24H TREND) 97 (+1) 48 (-2) 95 35
20FTWND-VAL/AM(MPH) LGT/VAR NW 9 G23
20FTWND-RDG/PM(MPH) LGT/VAR SW 7 LGT/VAR NW 11 G23
PRECIP AMOUNT 0.00 0.00 0.02 0.01
PRECIP DURATION 2 1
PRECIP BEGIN 6 PM CONTINUING
PRECIP END CONTINUING 12 PM
MIXING HGT(FT-AGL/MSL) 4750 6320
TRANSPORT WND (KTS) W 16 NW 17
VENT RATE (KT-FT) 86070 128120
DISPERSION VERY GOOD EXCELLENT
CWR 0 0 10 10
KBDI 201-300 201-300 201-300 201-300
REMARKS...NONE.
MEZ105-180800-
CENTRAL HIGHLANDS-
155 PM EDT WED SEP 17 2025
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY PCLDY PCLDY MCLEAR
PRECIP TYPE NONE NONE SHOWERS SHOWERS
CHANCE PRECIP (%) 0 0 20 20
CHANCE OF THUNDER (%) 0(NONE) 3 8 1
TEMP (24H TREND) 48 (-2) 78 (+4) 48 66
RH % (24H TREND) 98 (+4) 43 (-5) 97 36
20FTWND-VAL/AM(MPH) LGT/VAR NW 8 G21
20FTWND-RDG/PM(MPH) LGT/VAR SW 5 LGT/VAR NW 11 G23
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION 2 0
PRECIP BEGIN 7 PM CONTINUING
PRECIP END CONTINUING 9 AM
MIXING HGT(FT-AGL/MSL) 5290 6370
TRANSPORT WND (KTS) W 13 NW 18
VENT RATE (KT-FT) 89150 130270
DISPERSION VERY GOOD EXCELLENT
CWR 0 0
KBDI 201-300 201-300 201-300 N/A
REMARKS...NONE.
MEZ106-180800-
CENTRAL MAINE NORTH OF BANGOR-
155 PM EDT WED SEP 17 2025
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY PCLDY PCLDY MCLEAR
PRECIP TYPE NONE NONE SHOWERS SHOWERS
CHANCE PRECIP (%) 0 0 10 10
CHANCE OF THUNDER (%) 0(NONE) 2 6 1
TEMP (24H TREND) 48 (-1) 77 (+1) 53 67
RH % (24H TREND) 100 (+2) 45 (0) 98 34
20FTWND-VAL/AM(MPH) LGT/VAR NW 6 G18
20FTWND-RDG/PM(MPH) LGT/VAR SW 5 LGT/VAR NW 10 G22
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION 0 0
PRECIP BEGIN 2 AM CONTINUING
PRECIP END CONTINUING 9 AM
MIXING HGT(FT-AGL/MSL) 3810 6700
TRANSPORT WND (KTS) SW 12 NW 16
VENT RATE (KT-FT) 61350 114690
DISPERSION GOOD VERY GOOD
CWR 0 0
KBDI 301-400 301-400 301-400 N/A
REMARKS...NONE.
MEZ108-180800-
INTERIOR DOWNEAST-
155 PM EDT WED SEP 17 2025
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY PCLDY MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0 0
CHANCE OF THUNDER (%) 0(NONE) 3 1 0(NONE)
TEMP (24H TREND) 50 (0) 74 (0) 55 70
RH % (24H TREND) 100 (+5) 59 (+9) 100 38
20FTWND-VAL/AM(MPH) LGT/VAR NW 6 G20
20FTWND-RDG/PM(MPH) LGT/VAR SW 5 LGT/VAR NW 9 G20
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(FT-AGL/MSL) 3130 6630
TRANSPORT WND (KTS) SW 11 NW 16
VENT RATE (KT-FT) 42980 113610
DISPERSION FAIR VERY GOOD
CWR 0 0 0 0
KBDI 401-500 401-500 401-500 401-500
REMARKS...NONE.
MEZ112-180800-
COASTAL DOWNEAST-
155 PM EDT WED SEP 17 2025
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY PCLDY PCLDY MCLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0 0
CHANCE OF THUNDER (%) 0(NONE) 3 1 0(NONE)
TEMP (24H TREND) 51 (+1) 74 (+2) 55 73
RH % (24H TREND) 100 (+4) 64 (+8) 100 38
20FTWND-VAL/AM(MPH) LGT/VAR NW 6 G18
20FTWND-RDG/PM(MPH) LGT/VAR SW 5 LGT/VAR NW 9 G20
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(FT-AGL/MSL) 2250 6160
TRANSPORT WND (KTS) SW 11 NW 14
VENT RATE (KT-FT) 35280 96880
DISPERSION FAIR VERY GOOD
CWR 0 0 0 0
KBDI 401-500 401-500 401-500 401-500
REMARKS...NONE.
MEZ113-180800-
BANGOR REGION-
155 PM EDT WED SEP 17 2025
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY PCLDY MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0 0
CHANCE OF THUNDER (%) 0(NONE) 4 1 0(NONE)
TEMP (24H TREND) 49 (0) 77 (+2) 56 69
RH % (24H TREND) 100 (+3) 51 (+1) 100 37
20FTWND-VAL/AM(MPH) LGT/VAR NW 8 G21
20FTWND-RDG/PM(MPH) LGT/VAR SW 6 LGT/VAR NW 11 G22
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(FT-AGL/MSL) 3600 6420
TRANSPORT WND (KTS) SW 10 NW 16
VENT RATE (KT-FT) 38350 113710
DISPERSION FAIR VERY GOOD
CWR 0 0 0 0
KBDI 401-500 401-500 401-500 401-500
REMARKS...NONE.
MEZ114-180800-
EASTERN PENOBSCOT BAY COAST-
155 PM EDT WED SEP 17 2025
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY PCLDY PCLDY MCLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0 0
CHANCE OF THUNDER (%) 2 4 2 0(NONE)
TEMP (24H TREND) 51 (0) 75 (+2) 56 74
RH % (24H TREND) 100 (+2) 65 (+7) 100 40
20FTWND-VAL/AM(MPH) LGT/VAR NW 7 G20
20FTWND-RDG/PM(MPH) LGT/VAR SW 6 LGT/VAR NW 9 G21
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(FT-AGL/MSL) 2300 6480
TRANSPORT WND (KTS) SW 9 NW 15
VENT RATE (KT-FT) 24150 107920
DISPERSION MARGINAL VERY GOOD
CWR 0 0 0 0
KBDI 501-600 501-600 501-600 N/A
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 30S. NORTHWEST
WINDS AROUND 10 MPH.
SATURDAY
SUNNY. HIGHS IN THE LOWER 60S. NORTHWEST WINDS AROUND
10 MPH.
SATURDAY NIGHT
CLEAR. AREAS OF FROST. LOWS IN THE LOWER 30S.
WEST WINDS AROUND 5 MPH.
SUNDAY
SUNNY. HIGHS IN THE UPPER 60S. SOUTHWEST WINDS AROUND
5 MPH.
SUNDAY NIGHT
MOSTLY CLEAR. NOT AS COOL. LOWS IN THE LOWER 40S.
SOUTHWEST WINDS AROUND 5 MPH.
MONDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 70S. SOUTHWEST WINDS
AROUND 10 MPH.
MONDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 50S. SOUTHWEST
WINDS AROUND 5 MPH.
TUESDAY
MOSTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE
UPPER 70S. SOUTHWEST WINDS AROUND 5 MPH.
TUESDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE MID 50S. SOUTHWEST WINDS AROUND 5 MPH.
WEDNESDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE
MID 70S. WEST WINDS AROUND 5 MPH.
OUTLOOK 8 TO 14 DAYS
TEMPERATURES ABOVE NORMAL. PRECIPITATION BELOW NORMAL.
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