942
FNUS51 KCAR 231844
FWFCAR
FIRE WEATHER PLANNING FORECAST FOR NORTHERN AND EASTERN MAINE
NATIONAL WEATHER SERVICE CARIBOU ME
244 PM EDT SUN AUG 23 2026
DISCUSSION
CHANCE OF THUNDERSTORMS MONDAY AND TUESDAY AFTERNOON ESPECIALLY
ACROSS THE NORTHERN 1/2 OF THE STATE. RELATIVE HUMIDITIES REMAIN
HIGH AT NIGHT, BUT DAYTIME RHS WILL BE A BIT LOWER MONDAY THROUGH
THURSDAY THAN WHAT WE HAVE SEEN SUNDAY.
MEZ101-240800-
QUEBEC-MAINE BORDERLANDS-
244 PM EDT SUN AUG 23 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLDY MCLDY PCLDY MCLDY
PRECIP TYPE SHOWERS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 50 60 60 70
CHANCE OF THUNDER (%) 13 30(ELEV) 27(ELEV) 33(ELEV)
TEMP (24H TREND) 61 (+7) 75 (+8) 51 71
RH % (24H TREND) 100 (+6) 53 (-29) 100 63
20FTWND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FTWND-RDG/PM(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.04 0.12 0.08 0.16
PRECIP DURATION 5 5 2 5
PRECIP BEGIN 6 PM CONTINUING CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING CONTINUING
MIXING HGT(FT-AGL/MSL) 4680 3390
TRANSPORT WND (KTS) S 11 W 8
VENT RATE (KT-FT) 60520 32470
DISPERSION GOOD MARGINAL
CWR 10 80 10 70
KBDI <200 <200 <200 <200
REMARKS...NONE.
MEZ102-240800-
NORTH WOODS AND ST. JOHN VALLEY-
244 PM EDT SUN AUG 23 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLDY PCLDY PCLDY MCLDY
PRECIP TYPE SHOWERS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 50 40 40 70
CHANCE OF THUNDER (%) 13 28(ELEV) 24(LTD) 32(ELEV)
TEMP (24H TREND) 61 (+2) 77 (+9) 51 72
RH % (24H TREND) 100 (+5) 51 (-33) 99 62
20FTWND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FTWND-RDG/PM(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.04 0.06 0.04 0.08
PRECIP DURATION 4 5 2 5
PRECIP BEGIN 6 PM CONTINUING CONTINUING 6 AM
PRECIP END CONTINUING CONTINUING 2 AM CONTINUING
MIXING HGT(FT-AGL/MSL) 5110 3420
TRANSPORT WND (KTS) S 13 W 8
VENT RATE (KT-FT) 83990 38500
DISPERSION VERY GOOD FAIR
CWR 10 20 10 20
KBDI 201-300 201-300 201-300 201-300
REMARKS...NONE.
MEZ103-240800-
EASTERN AROOSTOOK-
244 PM EDT SUN AUG 23 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLDY PCLDY PCLDY PCLDY
PRECIP TYPE SHOWERS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 60 30 30 60
CHANCE OF THUNDER (%) 14 24(LTD) 21(LTD) 28(ELEV)
TEMP (24H TREND) 64 (+3) 79 (+10) 55 75
RH % (24H TREND) 100 (+4) 52 (-36) 98 57
20FTWND-VAL/AM(MPH) S 5 LGT/VAR
20FTWND-RDG/PM(MPH) LGT/VAR S 7 G18 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.05 0.03 0.02 0.04
PRECIP DURATION 4 2 1 2
PRECIP BEGIN 6 PM CONTINUING CONTINUING 7 AM
PRECIP END CONTINUING CONTINUING 2 AM CONTINUING
MIXING HGT(FT-AGL/MSL) 4540 3850
TRANSPORT WND (KTS) S 14 SW 8
VENT RATE (KT-FT) 74960 39790
DISPERSION GOOD FAIR
CWR 20 10 20
KBDI 201-300 201-300 201-300 201-300
REMARKS...NONE.
MEZ105-240800-
CENTRAL HIGHLANDS-
244 PM EDT SUN AUG 23 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLDY PCLDY PCLDY PCLDY
PRECIP TYPE SHOWERS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 40 30 20 60
CHANCE OF THUNDER (%) 12 21(LTD) 18(LTD) 30(ELEV)
TEMP (24H TREND) 61 (0) 79 (+10) 54 75
RH % (24H TREND) 100 (+2) 47 (-40) 96 58
20FTWND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FTWND-RDG/PM(MPH) LGT/VAR S 6 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.04 0.01 0.01 0.05
PRECIP DURATION 3 2 1 3
PRECIP BEGIN 6 PM CONTINUING CONTINUING 6 AM
PRECIP END CONTINUING CONTINUING 11 PM CONTINUING
MIXING HGT(FT-AGL/MSL) 5450 4150
TRANSPORT WND (KTS) S 15 W 8
VENT RATE (KT-FT) 91660 42880
DISPERSION VERY GOOD FAIR
CWR 10 20
KBDI 201-300 201-300 201-300 201-300
REMARKS...NONE.
MEZ106-240800-
CENTRAL MAINE NORTH OF BANGOR-
244 PM EDT SUN AUG 23 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLDY PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS SHOWERS NONE TSTMS
CHANCE PRECIP (%) 50 30 0 30
CHANCE OF THUNDER (%) 17(LTD) 15(LTD) 12 22(LTD)
TEMP (24H TREND) 64 (+1) 80 (+9) 56 78
RH % (24H TREND) 100 (+1) 47 (-41) 97 48
20FTWND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FTWND-RDG/PM(MPH) LGT/VAR S 7 G18 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.06 0.01 0.00 0.00
PRECIP DURATION 3 1 1
PRECIP BEGIN 6 PM CONTINUING 1 PM
PRECIP END CONTINUING 1 PM CONTINUING
MIXING HGT(FT-AGL/MSL) 5300 5480
TRANSPORT WND (KTS) S 14 SW 9
VENT RATE (KT-FT) 92240 62100
DISPERSION VERY GOOD GOOD
CWR 10 0
KBDI 301-400 301-400 301-400 301-400
REMARKS...NONE.
MEZ108-240800-
INTERIOR DOWNEAST-
244 PM EDT SUN AUG 23 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLDY PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS SHOWERS NONE NONE
CHANCE PRECIP (%) 70 40 0 0
CHANCE OF THUNDER (%) 18(LTD) 13 3 9
TEMP (24H TREND) 63 (0) 78 (+8) 58 78
RH % (24H TREND) 100 (0) 60 (-31) 99 55
20FTWND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FTWND-RDG/PM(MPH) LGT/VAR S 7 G18 LGT/VAR S 6 G17
PRECIP AMOUNT 0.09 0.01 0.00 0.00
PRECIP DURATION 3 1
PRECIP BEGIN 6 PM CONTINUING
PRECIP END CONTINUING 11 AM
MIXING HGT(FT-AGL/MSL) 3720 5020
TRANSPORT WND (KTS) S 15 SW 10
VENT RATE (KT-FT) 78740 57080
DISPERSION GOOD GOOD
CWR 10 0 0
KBDI 301-400 301-400 301-400 301-400
REMARKS...NONE.
MEZ112-240800-
COASTAL DOWNEAST-
244 PM EDT SUN AUG 23 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLDY PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS SHOWERS NONE NONE
CHANCE PRECIP (%) 70 40 0 0
CHANCE OF THUNDER (%) 19(LTD) 13 5 3
TEMP (24H TREND) 60 (-2) 74 (+6) 57 77
RH % (24H TREND) 100 (0) 75 (-18) 100 58
20FTWND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FTWND-RDG/PM(MPH) LGT/VAR S 6 G17 LGT/VAR S 7 G17
PRECIP AMOUNT 0.10 0.01 0.00 0.00
PRECIP DURATION 4 2
PRECIP BEGIN 6 PM CONTINUING
PRECIP END CONTINUING 12 PM
MIXING HGT(FT-AGL/MSL) 2080 3660
TRANSPORT WND (KTS) S 11 SW 10
VENT RATE (KT-FT) 47030 50600
DISPERSION FAIR GOOD
CWR 10 0 0
KBDI 301-400 301-400 301-400 301-400
REMARKS...NONE.
MEZ113-240800-
BANGOR REGION-
244 PM EDT SUN AUG 23 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLDY PCLDY PCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS NONE NONE
CHANCE PRECIP (%) 30 30 0 0
CHANCE OF THUNDER (%) 14 12 5 15(LTD)
TEMP (24H TREND) 64 (0) 81 (+8) 57 79
RH % (24H TREND) 100 (0) 45 (-40) 96 52
20FTWND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FTWND-RDG/PM(MPH) LGT/VAR S 9 G21 S 6 G20 SW 6
PRECIP AMOUNT 0.05 0.01 0.00 0.00
PRECIP DURATION 2 1
PRECIP BEGIN 6 PM CONTINUING
PRECIP END CONTINUING 8 AM
MIXING HGT(FT-AGL/MSL) 5900 5840
TRANSPORT WND (KTS) S 16 SW 10
VENT RATE (KT-FT) 101710 63410
DISPERSION VERY GOOD GOOD
CWR 10 0 0
KBDI 401-500 401-500 401-500 401-500
REMARKS...NONE.
MEZ114-240800-
EASTERN PENOBSCOT BAY COAST-
244 PM EDT SUN AUG 23 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLDY PCLDY PCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS NONE NONE
CHANCE PRECIP (%) 40 30 0 0
CHANCE OF THUNDER (%) 13 12 2 6
TEMP (24H TREND) 63 (0) 77 (+7) 59 79
RH % (24H TREND) 100 (+1) 66 (-24) 96 57
20FTWND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FTWND-RDG/PM(MPH) LGT/VAR S 8 G20 S 5 G17 S 8 G18
PRECIP AMOUNT 0.08 0.00 0.00 0.00
PRECIP DURATION 2 1
PRECIP BEGIN 6 PM CONTINUING
PRECIP END CONTINUING 8 AM
MIXING HGT(FT-AGL/MSL) 3120 4670
TRANSPORT WND (KTS) S 13 SW 10
VENT RATE (KT-FT) 61460 52180
DISPERSION GOOD GOOD
CWR 10 0 0
KBDI 401-500 501-600 501-600 501-600
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
TUESDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE MID 50S. WEST WINDS AROUND 5 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. WEST WINDS
AROUND 5 MPH.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 50S. WEST WINDS
AROUND 5 MPH.
THURSDAY
SUNNY. HIGHS AROUND 80. SOUTH WINDS AROUND 10 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE UPPER 50S. SOUTH WINDS AROUND 10 MPH.
FRIDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. HIGHS IN THE MID
70S. SOUTH WINDS AROUND 10 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE
MID 50S. SOUTHWEST WINDS AROUND 5 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. WEST WINDS AROUND
10 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 50. WEST WINDS AROUND
10 MPH.
SUNDAY
SUNNY. HIGHS IN THE LOWER 70S. WEST WINDS AROUND
10 MPH.
OUTLOOK 8 TO 14 DAYS
TEMPERATURES NEAR NORMAL. PRECIPITATION ABOVE NORMAL.
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