633
FNUS51 KCAR 201228
FWFCAR
FIRE WEATHER PLANNING FORECAST FOR NORTHERN AND EASTERN MAINE
NATIONAL WEATHER SERVICE CARIBOU ME
828 AM EDT SUN SEP 20 2026
DISCUSSION
WINDS BECOME SOUTHERLY TODAY LEADING TO INCREASING RELATIVE
HUMIDITIES. A CHANCE FOR SHOWERS MOVES IN OVER MOST OF THE AREA
THIS AFTERNOON AND CONTINUES THROUGH THIS EVENING. BRIEF NORTHWEST
WIND GUSTS UP TO 20 KTS ARE EXPECTED AREA WIDE MONDAY AFTERNOON
BEHIND A COLD FRONT. OTHERWISE, MIN RHS RETURN TO BETWEEN 35 AND
45 PERCENT THROUGH MIDWEEK WITH ANOTHER CHANCE OF RAIN LATE WEEK
INTO THE WEEKEND, MAINLY OVER DOWNEAST.
MEZ101-202000-
QUEBEC-MAINE BORDERLANDS-
828 AM EDT SUN SEP 20 2026
TODAY TONIGHT MON
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS NONE
CHANCE PRECIP (%) 40 30 0
CHANCE OF THUNDER (%) 9 8 2
TEMP (24H TREND) 59 (+1) 34 (-1) 56
RH % (24H TREND) 55 (+19) 100 (+10) 43
20FTWND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FTWND-RDG/PM(MPH) LGT/VAR LGT/VAR NW 5
PRECIP AMOUNT 0.05 0.03 0.00
PRECIP DURATION 2 1
PRECIP BEGIN 11 AM CONTINUING
PRECIP END CONTINUING 11 PM
MIXING HGT(FT-AGL/MSL)4130 5260
TRANSPORT WND (KTS) S 12 N 13
VENT RATE (KT-FT) 64970 75630
DISPERSION GOOD GOOD
CWR 40 40 0
KBDI 201-300 201-300 201-300
REMARKS...LOW.
MEZ102-202000-
NORTH WOODS AND ST. JOHN VALLEY-
828 AM EDT SUN SEP 20 2026
TODAY TONIGHT MON
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS NONE
CHANCE PRECIP (%) 40 40 0
CHANCE OF THUNDER (%) 9 7 3
TEMP (24H TREND) 59 (+1) 35 (0) 57
RH % (24H TREND) 54 (+16) 100 (+11) 46
20FTWND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FTWND-RDG/PM(MPH) S 5 LGT/VAR NW 6 G17
PRECIP AMOUNT 0.03 0.03 0.00
PRECIP DURATION 2 2
PRECIP BEGIN 12 PM CONTINUING
PRECIP END CONTINUING 1 AM
MIXING HGT(FT-AGL/MSL)4100 5500
TRANSPORT WND (KTS) S 14 N 14
VENT RATE (KT-FT) 71280 87310
DISPERSION GOOD VERY GOOD
CWR 30 30 0
KBDI 201-300 201-300 201-300
REMARKS...LOW.
MEZ103-202000-
EASTERN AROOSTOOK-
828 AM EDT SUN SEP 20 2026
TODAY TONIGHT MON
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS NONE
CHANCE PRECIP (%) 30 30 0
CHANCE OF THUNDER (%) 5 4 2
TEMP (24H TREND) 61 (+2) 36 (+1) 59
RH % (24H TREND) 50 (+10) 100 (+11) 48
20FTWND-VAL/AM(MPH) SE 5 G17 NW 5 G17
20FTWND-RDG/PM(MPH) S 8 G20 S 5 NW 9 G20
PRECIP AMOUNT 0.01 0.02 0.00
PRECIP DURATION 1 2
PRECIP BEGIN 2 PM CONTINUING
PRECIP END CONTINUING 2 AM
MIXING HGT(FT-AGL/MSL)5000 5470
TRANSPORT WND (KTS) S 17 N 14
VENT RATE (KT-FT) 93140 89310
DISPERSION VERY GOOD VERY GOOD
CWR 10 10 0
KBDI 301-400 301-400 301-400
REMARKS...LOW.
MEZ105-202000-
CENTRAL HIGHLANDS-
828 AM EDT SUN SEP 20 2026
TODAY TONIGHT MON
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS NONE
CHANCE PRECIP (%) 30 30 0
CHANCE OF THUNDER (%) 2 2 3
TEMP (24H TREND) 60 (-1) 39 (-1) 60
RH % (24H TREND) 53 (+13) 100 (+12) 46
20FTWND-VAL/AM(MPH) LGT/VAR NW 5
20FTWND-RDG/PM(MPH) S 7 G17 LGT/VAR N 7
PRECIP AMOUNT 0.03 0.02 0.00
PRECIP DURATION 1 1
PRECIP BEGIN 1 PM CONTINUING
PRECIP END CONTINUING 11 PM
MIXING HGT(FT-AGL/MSL)4420 5690
TRANSPORT WND (KTS) S 16 N 14
VENT RATE (KT-FT) 84200 86930
DISPERSION VERY GOOD VERY GOOD
CWR 20 20 0
KBDI 201-300 201-300 201-300
REMARKS...LOW.
MEZ106-202000-
CENTRAL MAINE NORTH OF BANGOR-
828 AM EDT SUN SEP 20 2026
TODAY TONIGHT MON
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS NONE
CHANCE PRECIP (%) 20 30 0
CHANCE OF THUNDER (%) 1 1 0(NONE)
TEMP (24H TREND) 61 (-1) 38 (-1) 63
RH % (24H TREND) 48 (+8) 100 (+7) 47
20FTWND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FTWND-RDG/PM(MPH) S 7 G18 LGT/VAR N 6
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION 0 1
PRECIP BEGIN 3 PM CONTINUING
PRECIP END CONTINUING 10 PM
MIXING HGT(FT-AGL/MSL)5260 6170
TRANSPORT WND (KTS) S 15 N 13
VENT RATE (KT-FT) 89740 89310
DISPERSION VERY GOOD VERY GOOD
CWR 0
KBDI 301-400 301-400 301-400
REMARKS...LOW.
MEZ108-202000-
INTERIOR DOWNEAST-
828 AM EDT SUN SEP 20 2026
TODAY TONIGHT MON
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS NONE
CHANCE PRECIP (%) 10 20 0
CHANCE OF THUNDER (%) 0(NONE) 0(NONE) 0(NONE)
TEMP (24H TREND) 61 (-2) 42 (+1) 64
RH % (24H TREND) 59 (+19) 100 (+3) 55
20FTWND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FTWND-RDG/PM(MPH) S 6 G17 LGT/VAR N 6 G17
PRECIP AMOUNT 0.00 0.01 0.00
PRECIP DURATION 0 1
PRECIP BEGIN 5 PM CONTINUING
PRECIP END CONTINUING 3 AM
MIXING HGT(FT-AGL/MSL)4170 5700
TRANSPORT WND (KTS) S 14 N 13
VENT RATE (KT-FT) 61310 80040
DISPERSION GOOD VERY GOOD
CWR 0
KBDI 201-300 201-300 201-300
REMARKS...LOW.
MEZ112-202000-
COASTAL DOWNEAST-
828 AM EDT SUN SEP 20 2026
TODAY TONIGHT MON
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS NONE
CHANCE PRECIP (%) 20 30 0
CHANCE OF THUNDER (%) 0(NONE) 2 0(NONE)
TEMP (24H TREND) 61 (-2) 43 (0) 66
RH % (24H TREND) 61 (+22) 100 (+3) 54
20FTWND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FTWND-RDG/PM(MPH) S 6 G17 LGT/VAR N 5
PRECIP AMOUNT 0.00 0.02 0.00
PRECIP DURATION 0 2
PRECIP BEGIN 4 PM CONTINUING
PRECIP END CONTINUING 5 AM
MIXING HGT(FT-AGL/MSL)3740 5980
TRANSPORT WND (KTS) S 12 N 10
VENT RATE (KT-FT) 51810 77730
DISPERSION GOOD GOOD
CWR 10 0
KBDI 201-300 201-300 201-300
REMARKS...LOW.
MEZ113-202000-
BANGOR REGION-
828 AM EDT SUN SEP 20 2026
TODAY TONIGHT MON
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS NONE
CHANCE PRECIP (%) 30 30 0
CHANCE OF THUNDER (%) 2 2 0(NONE)
TEMP (24H TREND) 62 (-2) 40 (-2) 65
RH % (24H TREND) 58 (+18) 100 (+1) 51
20FTWND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FTWND-RDG/PM(MPH) S 8 G20 LGT/VAR N 8 G17
PRECIP AMOUNT 0.02 0.02 0.00
PRECIP DURATION 1 2
PRECIP BEGIN 1 PM CONTINUING
PRECIP END CONTINUING 1 AM
MIXING HGT(FT-AGL/MSL)4370 6030
TRANSPORT WND (KTS) S 14 N 13
VENT RATE (KT-FT) 68900 84480
DISPERSION GOOD VERY GOOD
CWR 10 10 0
KBDI 401-500 401-500 401-500
REMARKS...LOW.
MEZ114-202000-
EASTERN PENOBSCOT BAY COAST-
828 AM EDT SUN SEP 20 2026
TODAY TONIGHT MON
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS NONE
CHANCE PRECIP (%) 30 40 0
CHANCE OF THUNDER (%) 1 1 0(NONE)
TEMP (24H TREND) 61 (-2) 42 (-1) 66
RH % (24H TREND) 63 (+20) 100 (+2) 54
20FTWND-VAL/AM(MPH) LGT/VAR N 5
20FTWND-RDG/PM(MPH) S 7 G18 LGT/VAR N 7 G17
PRECIP AMOUNT 0.01 0.03 0.00
PRECIP DURATION 1 3
PRECIP BEGIN 2 PM CONTINUING
PRECIP END CONTINUING 5 AM
MIXING HGT(FT-AGL/MSL)3990 6090
TRANSPORT WND (KTS) S 13 N 12
VENT RATE (KT-FT) 55830 82630
DISPERSION GOOD VERY GOOD
CWR 10 0
KBDI 401-500 401-500 401-500
REMARKS...LOW.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
PARTLY CLOUDY. AREAS OF FROST. LOWS IN THE UPPER
30S. NORTH WINDS AROUND 5 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS AROUND 60. NORTH WINDS AROUND
5 MPH.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 30S. NORTHEAST
WINDS AROUND 5 MPH.
WEDNESDAY
SUNNY. HIGHS IN THE LOWER 60S. NORTHEAST WINDS
AROUND 5 MPH.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 30S. NORTH
WINDS AROUND 5 MPH.
THURSDAY
SUNNY. HIGHS IN THE MID 60S. NORTHEAST WINDS AROUND
5 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 40. NORTH WINDS
AROUND 5 MPH.
FRIDAY
PARTLY SUNNY. HIGHS IN THE MID 60S. NORTHEAST WINDS
AROUND 10 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE LOWER 40S. NORTHEAST WINDS AROUND 10 MPH.
SATURDAY
PARTLY SUNNY. HIGHS IN THE MID 60S. NORTHEAST WINDS
AROUND 10 MPH.
OUTLOOK 8 TO 14 DAYS
TEMPERATURES ABOVE NORMAL. PRECIPITATION NEAR NORMAL.
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