757
FNUS51 KCAR 271844
FWFCAR
FIRE WEATHER PLANNING FORECAST FOR NORTHERN AND EASTERN MAINE
NATIONAL WEATHER SERVICE CARIBOU ME
243 PM EDT SUN SEP 27 2026
DISCUSSION
BY TONIGHT, SOUTHERN ZONES SEE A CHANCE OF WETTING RAIN AS RAIN
DEVELOPS FROM S TO N. NE WINDS 10-15MPH WITH GUSTS UP TO 20MPH.
MAINLY DRY ACROSS THE NORTH AND COOL IN THE NORTH WOODS AND
POSSIBLE PATCHY FROST. RHS RECOVER TO 90-100% TONIGHT.
MONDAY PERIODS OF RAIN, COOL AND NE WINDS 10-15MPH. HIGHEST
CHANCE OF WETTING RAINS FROM THE CENTRAL HIGHLANDS TO SOUTHERN
AROOSTOOK COUNTY TO THE DOWNEAST COAST. THE BEST BENEFICIAL
RAINFALL WILL BE ACROSS THE BANGOR REGION TO FAR SOUTHERN
AROOSTOOK COUNTY AND POINTS SOUTHWARD TO THE DOWNEAST COAST. IT
IS HERE THAT 0.6-1 INCH IS EXPECTED FOR TOTALS, NORTH OF HERE
SIGNIFICANT UNCERTAINTY EXISTS DUE TO DRY AIR, TOTALS IN NORTHERN
AREAS GENERALLY 0.1-0.3 INCH.
BEHIND THE SYSTEM, HIGH PRESSURE WILL EXTEND ACROSS THE REGION
WITH LIGHT AND VARIABLE WINDS THROUGH WEDNESDAY TURNING SW AT
AROUND 10MPH BY THURSDAY. MIN RHS WILL REMAIN ABOVE 45 PERCENT
ACROSS THE REGION DURING THIS TIME.
MEZ101-280800-
QUEBEC-MAINE BORDERLANDS-
243 PM EDT SUN SEP 27 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLDY MCLDY MCLDY MCLDY
PRECIP TYPE NONE SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 0 50 60 30
CHANCE OF THUNDER (%) 5 5 3 2
TEMP (24H TREND) 41 (-3) 57 (-9) 43 62
RH % (24H TREND) 84 (-6) 57 (+13) 100 61
20FTWND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FTWND-RDG/PM(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.03 0.10 0.02
PRECIP DURATION 3 4 0
PRECIP BEGIN 6 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 8 AM
MIXING HGT(FT-AGL/MSL) 2010 2160
TRANSPORT WND (KTS) E 13 NE 8
VENT RATE (KT-FT) 35800 18480
DISPERSION FAIR POOR
CWR 0 30 30
KBDI 201-300 201-300 201-300 201-300
REMARKS...NONE.
MEZ102-280800-
NORTH WOODS AND ST. JOHN VALLEY-
243 PM EDT SUN SEP 27 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLDY MCLDY MCLDY MCLDY
PRECIP TYPE NONE SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 0 60 70 40
CHANCE OF THUNDER (%) 6 6 3 3
TEMP (24H TREND) 41 (-4) 58 (-9) 43 62
RH % (24H TREND) 84 (-3) 59 (+13) 100 66
20FTWND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FTWND-RDG/PM(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.06 0.11 0.02
PRECIP DURATION 5 5 0
PRECIP BEGIN 6 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 8 AM
MIXING HGT(FT-AGL/MSL) 2200 2050
TRANSPORT WND (KTS) E 13 NE 9
VENT RATE (KT-FT) 34190 19400
DISPERSION MARGINAL POOR
CWR 0 40 30
KBDI 201-300 201-300 201-300 201-300
REMARKS...NONE.
MEZ103-280800-
EASTERN AROOSTOOK-
243 PM EDT SUN SEP 27 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLDY MCLDY MCLDY MCLDY
PRECIP TYPE NONE SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 0 70 70 50
CHANCE OF THUNDER (%) 4 6 6 6
TEMP (24H TREND) 42 (-4) 59 (-9) 44 61
RH % (24H TREND) 85 (-4) 62 (+15) 100 67
20FTWND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FTWND-RDG/PM(MPH) NE 5 NE 5 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.09 0.14 0.02
PRECIP DURATION 5 8 1
PRECIP BEGIN 6 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 1 PM
MIXING HGT(FT-AGL/MSL) 2230 1830
TRANSPORT WND (KTS) E 13 NE 10
VENT RATE (KT-FT) 34200 19120
DISPERSION MARGINAL POOR
CWR 0 70 40 10
KBDI 301-400 301-400 301-400 301-400
REMARKS...NONE.
MEZ105-280800-
CENTRAL HIGHLANDS-
243 PM EDT SUN SEP 27 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLDY MCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 40 90 80 50
CHANCE OF THUNDER (%) 11 11 10 6
TEMP (24H TREND) 45 (-5) 57 (-6) 45 62
RH % (24H TREND) 92 (+12) 70 (+17) 100 75
20FTWND-VAL/AM(MPH) NE 6 G18 LGT/VAR
20FTWND-RDG/PM(MPH) E 7 G20 NE 5 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.04 0.29 0.27 0.04
PRECIP DURATION 3 8 10 1
PRECIP BEGIN 6 PM CONTINUING CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING 1 PM
MIXING HGT(FT-AGL/MSL) 1800 1760
TRANSPORT WND (KTS) E 14 NE 10
VENT RATE (KT-FT) 31590 21700
DISPERSION MARGINAL MARGINAL
CWR 40 100 80 10
KBDI 201-300 201-300 201-300 201-300
REMARKS...NONE.
MEZ106-280800-
CENTRAL MAINE NORTH OF BANGOR-
243 PM EDT SUN SEP 27 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLDY MCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 40 80 80 60
CHANCE OF THUNDER (%) 13 13 14 11
TEMP (24H TREND) 46 (-5) 57 (-8) 47 61
RH % (24H TREND) 95 (+9) 74 (+19) 100 78
20FTWND-VAL/AM(MPH) NE 7 G19 NE 5
20FTWND-RDG/PM(MPH) NE 7 G20 NE 6 G17 NE 5 N 5
PRECIP AMOUNT 0.06 0.37 0.24 0.06
PRECIP DURATION 3 9 11 2
PRECIP BEGIN 6 PM CONTINUING CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING 2 PM
MIXING HGT(FT-AGL/MSL) 1890 1690
TRANSPORT WND (KTS) NE 15 NE 11
VENT RATE (KT-FT) 32430 23300
DISPERSION MARGINAL MARGINAL
CWR 50 100 80 10
KBDI 301-400 301-400 301-400 301-400
REMARKS...NONE.
MEZ108-280800-
INTERIOR DOWNEAST-
243 PM EDT SUN SEP 27 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLDY MCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 60 80 90 70
CHANCE OF THUNDER (%) 14 14 14 14
TEMP (24H TREND) 50 (-2) 57 (-7) 50 61
RH % (24H TREND) 96 (0) 77 (+13) 100 96
20FTWND-VAL/AM(MPH) NE 8 G20 NE 5
20FTWND-RDG/PM(MPH) NE 8 G23 NE 8 G18 NE 6 G18 N 5
PRECIP AMOUNT 0.12 0.44 0.15 0.05
PRECIP DURATION 3 10 7 3
PRECIP BEGIN 6 PM CONTINUING CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING CONTINUING
MIXING HGT(FT-AGL/MSL) 1700 1470
TRANSPORT WND (KTS) E 17 NE 10
VENT RATE (KT-FT) 32910 16560
DISPERSION MARGINAL POOR
CWR 100 100 50 10
KBDI 201-300 <200 <200 201-300
REMARKS...NONE.
MEZ112-280800-
COASTAL DOWNEAST-
243 PM EDT SUN SEP 27 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLDY MCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 70 90 90 70
CHANCE OF THUNDER (%) 14 14 14 14
TEMP (24H TREND) 50 (-2) 60 (-3) 50 63
RH % (24H TREND) 97 (+1) 81 (+17) 100 90
20FTWND-VAL/AM(MPH) NE 10 G25 NE 5
20FTWND-RDG/PM(MPH) NE 10 G25 NE 10 G23 NE 7 G23 NE 5
PRECIP AMOUNT 0.18 0.49 0.17 0.07
PRECIP DURATION 4 10 7 6
PRECIP BEGIN 6 PM CONTINUING CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING CONTINUING
MIXING HGT(FT-AGL/MSL) 1650 1420
TRANSPORT WND (KTS) NE 19 NE 11
VENT RATE (KT-FT) 33910 16660
DISPERSION MARGINAL POOR
CWR 100 100 50 20
KBDI 201-300 <200 <200 201-300
REMARKS...NONE.
MEZ113-280800-
BANGOR REGION-
243 PM EDT SUN SEP 27 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLDY MCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 70 90 80 60
CHANCE OF THUNDER (%) 14 13 14 9
TEMP (24H TREND) 49 (-2) 57 (-7) 48 63
RH % (24H TREND) 95 (-1) 81 (+21) 100 82
20FTWND-VAL/AM(MPH) NE 10 G21 NE 6
20FTWND-RDG/PM(MPH) NE 9 G23 NE 8 G18 NE 8 G17 N 6
PRECIP AMOUNT 0.13 0.43 0.23 0.06
PRECIP DURATION 4 10 9 2
PRECIP BEGIN 6 PM CONTINUING CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING 2 PM
MIXING HGT(FT-AGL/MSL) 1750 1670
TRANSPORT WND (KTS) NE 16 NE 12
VENT RATE (KT-FT) 31140 22410
DISPERSION MARGINAL MARGINAL
CWR 100 100 80 10
KBDI 401-500 401-500 401-500 401-500
REMARKS...NONE.
MEZ114-280800-
EASTERN PENOBSCOT BAY COAST-
243 PM EDT SUN SEP 27 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLDY MCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 70 90 90 60
CHANCE OF THUNDER (%) 14 12 14 9
TEMP (24H TREND) 50 (-2) 60 (-4) 50 63
RH % (24H TREND) 97 (+3) 84 (+19) 100 88
20FTWND-VAL/AM(MPH) NE 11 G26 NE 6 G17
20FTWND-RDG/PM(MPH) NE 11 G26 NE 10 G26 NE 8 G23 N 6
PRECIP AMOUNT 0.24 0.50 0.23 0.08
PRECIP DURATION 4 11 9 3
PRECIP BEGIN 6 PM CONTINUING CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING 6 PM
MIXING HGT(FT-AGL/MSL) 1700 1460
TRANSPORT WND (KTS) NE 18 NE 11
VENT RATE (KT-FT) 39520 17370
DISPERSION FAIR POOR
CWR 100 100 80 20
KBDI 401-500 301-400 301-400 301-400
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
TUESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE MID 40S. NORTH WINDS
AROUND 5 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. WEST WINDS
AROUND 5 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 40S.
SOUTHWEST WINDS AROUND 5 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 70S. SOUTHWEST WINDS
AROUND 10 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE MID 50S. SOUTHWEST
WINDS AROUND 10 MPH.
FRIDAY
PARTLY SUNNY. HIGHS IN THE UPPER 60S. WEST WINDS AROUND
15 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. COLDER. LOWS IN THE MID 40S. WEST
WINDS AROUND 10 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 60S. NORTHWEST WINDS
AROUND 10 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 30S. NORTHWEST
WINDS AROUND 10 MPH.
SUNDAY
SUNNY. HIGHS AROUND 60. WEST WINDS AROUND 5 MPH.
OUTLOOK 8 TO 14 DAYS
TEMPERATURES NEAR NORMAL. PRECIPITATION ABOVE NORMAL.
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