217
FNUS51 KCAR 161844
FWFCAR
FIRE WEATHER PLANNING FORECAST FOR NORTHERN AND EASTERN MAINE
NATIONAL WEATHER SERVICE CARIBOU ME
243 PM EDT SUN AUG 16 2026
DISCUSSION
WETTING RAIN IS EXPECTED FOR MOST AREAS LATE TONIGHT INTO MONDAY.
THERE IS STILL SIGNIFICANT UNCERTAINTY WHERE THE HEAVIEST RAIN
WILL OCCUR, BUT MOST AREAS WILL GET OVER ONE QUARTER INCH. VERY
HIGH RHS TONIGHT THROUGH MONDAY NIGHT. FRIDAY AND SATURDAY ARE
THE
NEXT DAYS WITH POTENTIAL RHS AS LOW AS 35 TO 45 PERCENT.
MEZ101-170800-
QUEBEC-MAINE BORDERLANDS-
243 PM EDT SUN AUG 16 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLDY MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 100 90 40 20
CHANCE OF THUNDER (%) 16(LTD) 18(LTD) 10 16(LTD)
TEMP (24H TREND) 56 (+12) 69 (-3) 56 76
RH % (24H TREND) 100 (+2) 79 (+31) 100 52
20FTWND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FTWND-RDG/PM(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.23 0.28 0.05 0.00
PRECIP DURATION 5 8 2 1
PRECIP BEGIN 7 PM CONTINUING CONTINUING 1 PM
PRECIP END CONTINUING CONTINUING 6 AM 6 PM
MIXING HGT(FT-AGL/MSL) 2300 5270
TRANSPORT WND (KTS) W 9 S 4
VENT RATE (KT-FT) 24930 28560
DISPERSION MARGINAL MARGINAL
CWR 100 80 10
KBDI <200 <200 <200 <200
REMARKS...NONE.
MEZ102-170800-
NORTH WOODS AND ST. JOHN VALLEY-
243 PM EDT SUN AUG 16 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLDY MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 100 100 60 20
CHANCE OF THUNDER (%) 15(LTD) 19(LTD) 14 18(LTD)
TEMP (24H TREND) 56 (+11) 67 (-6) 57 75
RH % (24H TREND) 98 (0) 80 (+33) 100 59
20FTWND-VAL/AM(MPH) S 5 LGT/VAR
20FTWND-RDG/PM(MPH) LGT/VAR SW 5 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.21 0.33 0.09 0.01
PRECIP DURATION 4 9 3 1
PRECIP BEGIN 8 PM CONTINUING CONTINUING 11 AM
PRECIP END CONTINUING CONTINUING 6 AM CONTINUING
MIXING HGT(FT-AGL/MSL) 1730 4670
TRANSPORT WND (KTS) SW 11 E 5
VENT RATE (KT-FT) 23630 28390
DISPERSION MARGINAL MARGINAL
CWR 100 90 20
KBDI <200 <200 <200 <200
REMARKS...NONE.
MEZ103-170800-
EASTERN AROOSTOOK-
243 PM EDT SUN AUG 16 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLDY MCLDY MCLDY MCLDY
PRECIP TYPE RAIN TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 80 100 70 30
CHANCE OF THUNDER (%) 8 20(LTD) 18(LTD) 17(LTD)
TEMP (24H TREND) 57 (+12) 66 (-9) 58 73
RH % (24H TREND) 97 (0) 74 (+29) 100 65
20FTWND-VAL/AM(MPH) S 9 G21 LGT/VAR
20FTWND-RDG/PM(MPH) LGT/VAR S 9 G21 S 6 G18 LGT/VAR
PRECIP AMOUNT 0.15 0.39 0.11 0.01
PRECIP DURATION 3 11 4 1
PRECIP BEGIN 9 PM CONTINUING CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING CONTINUING
MIXING HGT(FT-AGL/MSL) 1930 3450
TRANSPORT WND (KTS) S 17 E 6
VENT RATE (KT-FT) 45070 24720
DISPERSION FAIR MARGINAL
CWR 100 100 30
KBDI 201-300 201-300 201-300 201-300
REMARKS...NONE.
MEZ105-170800-
CENTRAL HIGHLANDS-
243 PM EDT SUN AUG 16 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLDY MCLDY MCLDY MCLDY
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 100 100 60 40
CHANCE OF THUNDER (%) 15(LTD) 19(LTD) 16(LTD) 18(LTD)
TEMP (24H TREND) 57 (+9) 67 (-7) 59 76
RH % (24H TREND) 100 (+5) 86 (+39) 100 64
20FTWND-VAL/AM(MPH) S 8 G18 LGT/VAR
20FTWND-RDG/PM(MPH) LGT/VAR S 7 G17 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.41 0.43 0.09 0.03
PRECIP DURATION 5 9 3 1
PRECIP BEGIN 6 PM CONTINUING CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING CONTINUING
MIXING HGT(FT-AGL/MSL) 1670 3620
TRANSPORT WND (KTS) S 14 E 6
VENT RATE (KT-FT) 31970 27750
DISPERSION MARGINAL MARGINAL
CWR 100 100 20 10
KBDI 201-300 <200 <200 <200
REMARKS...NONE.
MEZ106-170800-
CENTRAL MAINE NORTH OF BANGOR-
243 PM EDT SUN AUG 16 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLDY MCLDY MCLDY MCLDY
PRECIP TYPE RAIN TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 90 100 70 40
CHANCE OF THUNDER (%) 7 17(LTD) 18(LTD) 17(LTD)
TEMP (24H TREND) 59 (+10) 67 (-10) 59 74
RH % (24H TREND) 99 (+6) 80 (+38) 100 73
20FTWND-VAL/AM(MPH) S 8 G18 LGT/VAR
20FTWND-RDG/PM(MPH) LGT/VAR S 8 G18 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.22 0.32 0.12 0.04
PRECIP DURATION 4 9 7 2
PRECIP BEGIN 6 PM CONTINUING CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING CONTINUING
MIXING HGT(FT-AGL/MSL) 2090 2740
TRANSPORT WND (KTS) S 17 E 7
VENT RATE (KT-FT) 41760 22070
DISPERSION FAIR MARGINAL
CWR 100 100 30 10
KBDI 301-400 301-400 301-400 301-400
REMARKS...NONE.
MEZ108-170800-
INTERIOR DOWNEAST-
243 PM EDT SUN AUG 16 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLDY MCLDY MCLDY MCLDY
PRECIP TYPE RAIN SHOWERS SHOWERS TSTMS
CHANCE PRECIP (%) 60 80 70 40
CHANCE OF THUNDER (%) 3 9 8 15(LTD)
TEMP (24H TREND) 58 (+7) 66 (-11) 59 73
RH % (24H TREND) 100 (+10) 80 (+35) 100 82
20FTWND-VAL/AM(MPH) S 7 G18 LGT/VAR
20FTWND-RDG/PM(MPH) LGT/VAR S 8 G18 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.06 0.22 0.15 0.04
PRECIP DURATION 3 8 8 2
PRECIP BEGIN 6 PM CONTINUING CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING CONTINUING
MIXING HGT(FT-AGL/MSL) 1930 2530
TRANSPORT WND (KTS) S 17 E 8
VENT RATE (KT-FT) 38270 20430
DISPERSION FAIR MARGINAL
CWR 40 90 40 10
KBDI 301-400 301-400 301-400 301-400
REMARKS...NONE.
MEZ112-170800-
COASTAL DOWNEAST-
243 PM EDT SUN AUG 16 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLDY MCLDY MCLDY MCLDY
PRECIP TYPE RAIN SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 50 70 70 40
CHANCE OF THUNDER (%) 3 6 6 12
TEMP (24H TREND) 57 (+4) 66 (-8) 58 74
RH % (24H TREND) 100 (+13) 83 (+33) 100 81
20FTWND-VAL/AM(MPH) S 8 G20 LGT/VAR
20FTWND-RDG/PM(MPH) LGT/VAR S 8 G20 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.03 0.15 0.16 0.06
PRECIP DURATION 1 7 8 2
PRECIP BEGIN 6 PM CONTINUING CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING CONTINUING
MIXING HGT(FT-AGL/MSL) 1400 2070
TRANSPORT WND (KTS) S 15 NE 7
VENT RATE (KT-FT) 28880 19080
DISPERSION MARGINAL POOR
CWR 30 60 50 10
KBDI 301-400 301-400 301-400 301-400
REMARKS...NONE.
MEZ113-170800-
BANGOR REGION-
243 PM EDT SUN AUG 16 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLDY MCLDY MCLDY MCLDY
PRECIP TYPE RAIN TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 100 100 60 40
CHANCE OF THUNDER (%) 8 16(LTD) 16(LTD) 17(LTD)
TEMP (24H TREND) 59 (+8) 67 (-11) 60 75
RH % (24H TREND) 100 (+8) 85 (+40) 100 76
20FTWND-VAL/AM(MPH) S 10 G21 LGT/VAR
20FTWND-RDG/PM(MPH) S 5 S 9 G20 S 5 G17 LGT/VAR
PRECIP AMOUNT 0.28 0.36 0.13 0.04
PRECIP DURATION 5 8 4 1
PRECIP BEGIN 6 PM CONTINUING CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING CONTINUING
MIXING HGT(FT-AGL/MSL) 1940 2660
TRANSPORT WND (KTS) S 16 NE 8
VENT RATE (KT-FT) 33890 22210
DISPERSION MARGINAL MARGINAL
CWR 100 100 40 10
KBDI 401-500 401-500 401-500 401-500
REMARKS...NONE.
MEZ114-170800-
EASTERN PENOBSCOT BAY COAST-
243 PM EDT SUN AUG 16 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLDY MCLDY MCLDY PCLDY
PRECIP TYPE RAIN SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 80 80 70 30
CHANCE OF THUNDER (%) 4 9 10 13
TEMP (24H TREND) 59 (+5) 67 (-8) 59 78
RH % (24H TREND) 100 (+12) 87 (+37) 100 75
20FTWND-VAL/AM(MPH) S 10 G21 LGT/VAR
20FTWND-RDG/PM(MPH) LGT/VAR S 9 G21 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.09 0.17 0.14 0.02
PRECIP DURATION 3 7 6 1
PRECIP BEGIN 6 PM CONTINUING CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING CONTINUING
MIXING HGT(FT-AGL/MSL) 1610 2370
TRANSPORT WND (KTS) S 16 NE 8
VENT RATE (KT-FT) 29200 19040
DISPERSION MARGINAL POOR
CWR 80 70 40
KBDI 401-500 401-500 401-500 401-500
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
TUESDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE UPPER 50S. LIGHT WINDS.
WEDNESDAY
PARTLY SUNNY. HIGHS IN THE UPPER 70S. SOUTHWEST
WINDS AROUND 5 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE MID 50S. WEST WINDS
AROUND 5 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. WEST WINDS AROUND
5 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 50. WEST WINDS
AROUND 5 MPH.
FRIDAY
SUNNY. HIGHS IN THE MID 70S. WEST WINDS AROUND 5 MPH.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 50. WEST WINDS AROUND
5 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. SOUTH WINDS
AROUND 5 MPH.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. SOUTH WINDS
AROUND 5 MPH.
SUNDAY
MOSTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE MID
70S. SOUTH WINDS AROUND 10 MPH.
OUTLOOK 8 TO 14 DAYS
TEMPERATURES ABOVE NORMAL. PRECIPITATION ABOVE NORMAL.
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