092
FNUS51 KCAR 211219
FWFCAR
FIRE WEATHER PLANNING FORECAST FOR NORTHERN AND EASTERN MAINE
NATIONAL WEATHER SERVICE CARIBOU ME
819 AM EDT FRI AUG 21 2026
DISCUSSION
TODAY IS A MOSTLY SUNNY DAY WITH 70S AND A FEW LOW 80S. LIGHT
N-NW WINDS AROUND 5MPH ACROSS THE AREA. EXPECT MINIMUM RHS TO DIP
INTO THE 30-40% RANGE ACROSS THE AREA EXCEPT 40S PERCENT ALONG
THE
COAST THANKS TO AN AFTERNOON SEABREEZE. MOSTLY DRY SATURDAY WITH
SHOWERS DEVELOPING DOWNEAST BY LATE AFTERNOON. 38-45% MINIMUM RHS
TOMORROW AFTERNOON IN NORTHERN MAINE AND INCREASING 55-70% RHS
FOR
THE HIGHLANDS TO DOWNEAST COAST. WETTING RAINS LIKELY FROM LATE
SATURDAY NIGHT INTO MONDAY WITH NUMEROUS SHOWERS AND A FEW
THUNDERSTORMS.
MEZ101-212015-
QUEBEC-MAINE BORDERLANDS-
819 AM EDT FRI AUG 21 2026
TODAY TONIGHT SAT
CLOUD COVER MCLEAR MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0(NONE) 0 0(NONE)
TEMP (24H TREND) 73 (0) 40 (-5) 76
RH % (24H TREND) 33 (-13) 100 (+1) 38
20FTWND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FTWND-RDG/PM(MPH) LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(FT-AGL/MSL)6790 6780
TRANSPORT WND (KTS) W 6 S 10
VENT RATE (KT-FT) 52040 75570
DISPERSION GOOD GOOD
CWR 0 0 0
KBDI <200 <200 N/A
REMARKS...LOW.
MEZ102-212015-
NORTH WOODS AND ST. JOHN VALLEY-
819 AM EDT FRI AUG 21 2026
TODAY TONIGHT SAT
CLOUD COVER MCLEAR MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0(NONE) 0 1
TEMP (24H TREND) 74 (0) 42 (-4) 76
RH % (24H TREND) 34 (-14) 100 (+3) 40
20FTWND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FTWND-RDG/PM(MPH) LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(FT-AGL/MSL)6790 6690
TRANSPORT WND (KTS) NW 7 SE 9
VENT RATE (KT-FT) 57280 75270
DISPERSION GOOD GOOD
CWR 0 0 0
KBDI <200 <200 N/A
REMARKS...LOW.
MEZ103-212015-
EASTERN AROOSTOOK-
819 AM EDT FRI AUG 21 2026
TODAY TONIGHT SAT
CLOUD COVER CLEAR CLEAR MCLEAR
PRECIP TYPE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0
CHANCE OF THUNDER (%) 0(NONE) 0 1
TEMP (24H TREND) 75 (-1) 42 (-5) 77
RH % (24H TREND) 37 (-15) 100 (+2) 42
20FTWND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FTWND-RDG/PM(MPH) LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT(FT-AGL/MSL)6850 6520
TRANSPORT WND (KTS) NW 7 SE 9
VENT RATE (KT-FT) 55130 74230
DISPERSION GOOD GOOD
CWR 0 0 0
KBDI 201-300 201-300 201-300
REMARKS...LOW.
MEZ105-212015-
CENTRAL HIGHLANDS-
819 AM EDT FRI AUG 21 2026
TODAY TONIGHT SAT
CLOUD COVER CLEAR MCLEAR PCLDY
PRECIP TYPE NONE NONE SHOWERS
CHANCE PRECIP (%) 0 0 20
CHANCE OF THUNDER (%) 0(NONE) 0 5
TEMP (24H TREND) 76 (0) 48 (-4) 76
RH % (24H TREND) 34 (-15) 93 (0) 43
20FTWND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FTWND-RDG/PM(MPH) LGT/VAR LGT/VAR SE 5
PRECIP AMOUNT 0.00 0.00 0.02
PRECIP DURATION 1
PRECIP BEGIN 2 PM
PRECIP END CONTINUING
MIXING HGT(FT-AGL/MSL)6870 6410
TRANSPORT WND (KTS) NW 6 SE 11
VENT RATE (KT-FT) 48410 73980
DISPERSION FAIR GOOD
CWR 0 0 20
KBDI 201-300 201-300 N/A
REMARKS...LOW.
MEZ106-212015-
CENTRAL MAINE NORTH OF BANGOR-
819 AM EDT FRI AUG 21 2026
TODAY TONIGHT SAT
CLOUD COVER CLEAR MCLEAR PCLDY
PRECIP TYPE NONE NONE SHOWERS
CHANCE PRECIP (%) 0 0 10
CHANCE OF THUNDER (%) 0(NONE) 0 5
TEMP (24H TREND) 78 (-2) 47 (-8) 77
RH % (24H TREND) 34 (-15) 95 (+5) 43
20FTWND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FTWND-RDG/PM(MPH) LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.03
PRECIP DURATION 0
PRECIP BEGIN 4 PM
PRECIP END CONTINUING
MIXING HGT(FT-AGL/MSL)7040 6740
TRANSPORT WND (KTS) NW 5 SE 10
VENT RATE (KT-FT) 47310 75330
DISPERSION FAIR GOOD
CWR 0 0 20
KBDI 301-400 301-400 N/A
REMARKS...LOW.
MEZ108-212015-
INTERIOR DOWNEAST-
819 AM EDT FRI AUG 21 2026
TODAY TONIGHT SAT
CLOUD COVER MCLEAR MCLEAR PCLDY
PRECIP TYPE NONE NONE SHOWERS
CHANCE PRECIP (%) 0 0 30
CHANCE OF THUNDER (%) 0(NONE) 0(NONE) 5
TEMP (24H TREND) 80 (-2) 53 (-8) 74
RH % (24H TREND) 41 (-9) 90 (+8) 62
20FTWND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FTWND-RDG/PM(MPH) LGT/VAR LGT/VAR E 5
PRECIP AMOUNT 0.00 0.00 0.04
PRECIP DURATION 1
PRECIP BEGIN 10 AM
PRECIP END CONTINUING
MIXING HGT(FT-AGL/MSL)7330 4490
TRANSPORT WND (KTS) NW 4 E 11
VENT RATE (KT-FT) 36670 62660
DISPERSION FAIR GOOD
CWR 0 0 30
KBDI 301-400 301-400 301-400
REMARKS...LOW.
MEZ112-212015-
COASTAL DOWNEAST-
819 AM EDT FRI AUG 21 2026
TODAY TONIGHT SAT
CLOUD COVER MCLEAR MCLEAR MCLDY
PRECIP TYPE NONE NONE SHOWERS
CHANCE PRECIP (%) 0 0 50
CHANCE OF THUNDER (%) 0(NONE) 0(NONE) 6
TEMP (24H TREND) 81 (+1) 53 (-10) 74
RH % (24H TREND) 41 (-25) 93 (+5) 65
20FTWND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FTWND-RDG/PM(MPH) LGT/VAR LGT/VAR E 5
PRECIP AMOUNT 0.00 0.00 0.07
PRECIP DURATION 1
PRECIP BEGIN 10 AM
PRECIP END CONTINUING
MIXING HGT(FT-AGL/MSL)5780 2730
TRANSPORT WND (KTS) NE 5 E 11
VENT RATE (KT-FT) 32390 40980
DISPERSION MARGINAL FAIR
CWR 0 0 50
KBDI 301-400 301-400 301-400
REMARKS...MODERATE.
MEZ113-212015-
BANGOR REGION-
819 AM EDT FRI AUG 21 2026
TODAY TONIGHT SAT
CLOUD COVER MCLEAR MCLEAR PCLDY
PRECIP TYPE NONE NONE SHOWERS
CHANCE PRECIP (%) 0 0 30
CHANCE OF THUNDER (%) 0(NONE) 0 7
TEMP (24H TREND) 79 (-4) 50 (-9) 77
RH % (24H TREND) 40 (-1) 95 (+10) 56
20FTWND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FTWND-RDG/PM(MPH) LGT/VAR LGT/VAR E 6
PRECIP AMOUNT 0.00 0.00 0.05
PRECIP DURATION 1
PRECIP BEGIN 3 PM
PRECIP END CONTINUING
MIXING HGT(FT-AGL/MSL)7080 5640
TRANSPORT WND (KTS) NW 4 E 12
VENT RATE (KT-FT) 35480 68620
DISPERSION FAIR GOOD
CWR 0 0 40
KBDI 401-500 401-500 401-500
REMARKS...LOW.
MEZ114-212015-
EASTERN PENOBSCOT BAY COAST-
819 AM EDT FRI AUG 21 2026
TODAY TONIGHT SAT
CLOUD COVER MCLEAR MCLEAR MCLDY
PRECIP TYPE NONE NONE SHOWERS
CHANCE PRECIP (%) 0 0 60
CHANCE OF THUNDER (%) 0(NONE) 0(NONE) 6
TEMP (24H TREND) 83 (-1) 55 (-9) 76
RH % (24H TREND) 39 (-10) 92 (+8) 64
20FTWND-VAL/AM(MPH) LGT/VAR NE 5
20FTWND-RDG/PM(MPH) LGT/VAR LGT/VAR E 7 G17
PRECIP AMOUNT 0.00 0.00 0.11
PRECIP DURATION 1
PRECIP BEGIN 3 PM
PRECIP END CONTINUING
MIXING HGT(FT-AGL/MSL)6850 3400
TRANSPORT WND (KTS) NE 5 E 12
VENT RATE (KT-FT) 34100 40890
DISPERSION MARGINAL FAIR
CWR 0 0 90
KBDI 401-500 401-500 N/A
REMARKS...MODERATE.
FORECAST FOR DAYS 3 THROUGH 7
SATURDAY NIGHT
SHOWERS. EAST WINDS AROUND 5 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. HIGHS AROUND 70.
EAST WINDS AROUND 5 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE
LOWER 60S. SOUTHEAST WINDS AROUND 5 MPH.
MONDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. HIGHS IN THE MID
70S. SOUTH WINDS AROUND 10 MPH.
MONDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE LOWER 50S. SOUTHWEST WINDS AROUND 5 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 70S. SOUTHWEST WINDS
AROUND 10 MPH.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 50S. SOUTHWEST
WINDS AROUND 5 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. WEST WINDS
AROUND 10 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. WEST WINDS
AROUND 5 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. SOUTHWEST WINDS
AROUND 5 MPH.
OUTLOOK 8 TO 14 DAYS
TEMPERATURES NEAR NORMAL. PRECIPITATION ABOVE NORMAL.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page