605
FNUS71 KCAR 171537
FWSCAR
SPOT FORECAST FOR UMAINE OAK STAND RX...MAINE FOREST SERVICE
NATIONAL WEATHER SERVICE CARIBOU ME
1137 AM EDT SUN MAY 17 2026
FORECAST IS BASED ON IGNITION TIME OF 0700 EDT ON MAY 18.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.
PLEASE CONTACT NWS CARIBOU AT 207-492-0166 WITH ANY FURTHER QUESTIONS.
DISCUSSION
TONIGHT EXPECT RHS TO RECOVER INTO THE UPPER 60S TO LOW 70S
PERCENT RANGE WITH NW WINDS BECOMING LIGHT AND VARIABLE. TOMORROW
INTIALLY LIGHT AND VARIABLE WINDS BECOMING SOUTHWEST BY 9AM
GENERALLY AROUND 5 MPH THEN SOUTH BY 11AM AND INCREASING TO AROUND
10 MPH BY THE AFTERNOON. WIND GUSTS AFTER 2PM MAY REACH UP TO
20MPH AT TIMES FROM THE SOUTH. TOMORROW AIR TEMPERATURES AROUND
70F WITH LATE MORNING TO BEFORE SUNSET RHS DIPPING DOWN INTO THE
28-30 PERCENT RANGE. TOMORROW NIGHT WINDS RELAX, REMAIN SOUTHERLY
AND MUCH HIGHER RHS INTO THE 80-90 PERCENT RANGE. EXPECTING
SHOWERS AND PERHAPS THUNDERSTORMS ON TUESDAY WITH TEMPERATURES
WELL INTO THE 80S AND MINIMUM RHS IN THE 40-45 PERCENT RANGE.
WEATHER COVERAGE ABBREVIATIONS... SCH=SLIGHT CHANCE, ISO=ISOLATED,
CHC=CHANCE, SCT=SCATTERED, LKY=LIKELY, NUM=NUMEROUS,
DEF=DEFINITE, WID=WIDESPREAD, OCL=OCCASIONAL, PDS=PERIODS,
ARS=AREAS, PTY=PATCHY
WEATHER TYPE ABBREVIATIONS... DYT=DRY THUNDERSTORMS, TSM=THUNDERSTORMS,
SN=SNOW, RN=RAIN, SW=SNOW SHOWERS, RW=RAIN SHOWERS,
DZL=DRIZZLE, FZR=FREEZING RAIN, FZD=FREEZING DRIZZLE, SLT=SLEET,
FZF=FREEZING FOG, IFG=ICE FOG, HAZ=HAZE, BSN=BLOWING SNOW,
SMK=SMOKE, FST=FROST, FZS=FREEZING SPRAY, RS=RAIN/SNOW,
DZF=DRIZZLE/FOG, SNF=SNOW/FOG, RNF=RAIN/FOG,
ZRS=FREEZING RAIN/SNOW
OTHER ABBREVIATIONS... NA=NOT AVAILABLE, M=MISSING
MONDAY
SKY/WEATHER.........MOSTLY SUNNY (45-55 PERCENT).
CWR.................10 PERCENT.
CHANCE OF THUNDER...3 PERCENT.
MAX TEMPERATURE.....AROUND 71.
MIN HUMIDITY........29 PERCENT.
WIND CHILL..........48.
EYE LEVEL WINDS.....LIGHT WINDS BECOMING SOUTH UP TO 6 MPH WITH
GUSTS TO AROUND 12 MPH LATE IN THE AFTERNOON.
WIND SHIFT..........SOUTHWEST 9AM-11AM SHIFTING SOUTH BY 11AM-NOON
MIXING HEIGHT.......3400 FT AGL.
TRANSPORT WINDS.....NORTH 6 TO 8 MPH SHIFTING TO THE NORTHWEST 5 TO
6 MPH LATE IN THE MORNING, THEN SHIFTING TO THE
SOUTHWEST 6 TO 14 MPH IN THE AFTERNOON SHIFTING
TO THE SOUTH AROUND 16 MPH LATE IN THE
AFTERNOON.
SMOKE DISPERSAL.....POOR (9500 KNOT-FT) EARLY IN THE MORNING
INCREASING TO GOOD (33500 KNOT-FT) IN THE
AFTERNOON.
LVORI...............2 EARLY IN THE MORNING.
ADI.................12 EARLY IN THE MORNING.
PCPN AMOUNT.........0.00 INCHES.
TIME (EDT) 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........43 41 35 61 54 52 53 61 57 58 49
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CWR.............0 0 0 0 0 0 0 0 0 10 10
CHC OF THDR (%).0 0 0 0 0 0 0 0 0 0 0
TEMP............48 51 56 59 63 65 67 69 69 70 67
RH..............61 53 43 37 32 31 30 29 30 31 36
WIND CHILL (F)..48 51 56 59 63 65 67 69 69 70 67
EYE LVL WND DIR.N N N N SW SW SW S S S S
EYE LVL WND SPD.1 2 1 1 1 2 3 4 4 6 6
EYE LVL WND GST.3 4 3 3 3 4 5 7 10 12 12
MIX HGT (KFT)...1.4 1.7 2.3 2.6 2.9 2.9 3.0 3.4 3.3 2.8 1.9
TRANSP WIND DIR.NE N SW SW SW S S S S S S
TRANSP WIND SPD.8 7 6 5 6 6 7 10 10 14 16
LVORI...........2 M M M M M M M M M M
ADI.............12 M M M M M M M M M M
VRATE KT-FT/1K..10 10 11 11 14 14 18 30 30 34 27
VENTRATE CAT....PR PR PR PR PR PR PR PR PR PR PR
MONDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY (30-40 PERCENT).
CWR.................0 PERCENT.
CHANCE OF THUNDER...2 PERCENT.
MIN TEMPERATURE.....AROUND 49.
MAX HUMIDITY........82 PERCENT.
WIND CHILL..........49.
EYE LEVEL WINDS.....SOUTH WINDS UP TO 7 MPH WITH GUSTS TO AROUND 13
MPH IN THE EVENING AND OVERNIGHT BECOMING
LIGHT.
WIND SHIFT..........
MIXING HEIGHT.......500 FT AGL.
TRANSPORT WINDS.....SOUTH 9 TO 15 MPH.
SMOKE DISPERSAL.....FAIR (21100 KNOT-FT) EARLY IN THE EVENING
DECREASING TO POOR (3800 KNOT-FT) LATE IN THE
NIGHT.
LVORI...............MISSING.
ADI.................MISSING.
PCPN AMOUNT.........0.00 INCHES.
TIME (EDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY (%).........45 44 37 46 45 36 31 29 28 36 24 32
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CWR.............0 0 0 0 0 0 0 0 0 0 0 0
CHC OF THDR (%).0 0 0 0 0 0 0 0 0 0 0 0
TEMP............65 63 57 55 54 53 51 51 51 50 51 51
RH..............36 40 49 53 57 59 67 70 73 82 82 82
WIND CHILL (F)..65 63 57 55 54 53 51 51 51 49 51 51
EYE LVL WND DIR.S S S S S S S S S S S S
EYE LVL WND SPD.7 6 6 5 4 4 4 4 3 3 3 2
EYE LVL WND GST.13 12 12 10 10 8 8 7 5 5 5 4
MIX HGT (KFT)...1.6 0.9 0.6 0.7 0.7 0.7 0.7 0.6 0.6 0.5 0.5 0.5
TRANSP WIND DIR.S S S S S S S S S S S S
TRANSP WIND SPD.15 14 13 13 13 12 12 10 10 10 10 9
LVORI...........M M M M M M M M M M M M
ADI.............M M M M M M M M M M M M
VRATE KT-FT/1K..21 10 7 8 8 7 7 6 5 4 5 4
VENTRATE CAT....PR PR PR PR PR PR PR PR PR PR PR PR
TUESDAY
SKY/WEATHER.........MOSTLY SUNNY (35-45 PERCENT). SLIGHT CHANCE OF
THUNDERSTORMS LATE IN THE AFTERNOON. CHANCE OF
RAIN SHOWERS LATE IN THE AFTERNOON.
CWR.................0 PERCENT INCREASING TO 50 PERCENT.
CHANCE OF THUNDER...20 PERCENT.
MAX TEMPERATURE.....AROUND 89.
MIN HUMIDITY........41 PERCENT.
WIND CHILL..........54.
EYE LEVEL WINDS.....LIGHT WINDS BECOMING SOUTHWEST UP TO 6 MPH WITH
GUSTS TO AROUND 12 MPH LATE IN THE MORNING.
WIND SHIFT..........
MIXING HEIGHT.......4900 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 8 TO 17 MPH SHIFTING TO THE WEST 13
TO 20 MPH IN THE AFTERNOON.
SMOKE DISPERSAL.....POOR (3800 KNOT-FT) EARLY IN THE MORNING
INCREASING TO EXCELLENT (83700 KNOT-FT) IN THE
AFTERNOON.
LVORI...............MISSING.
ADI.................MISSING.
PCPN AMOUNT.........0.01 INCHES.
TIME (EDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........18 18 25 12 23 34 40 47 53 59 64 69
WEATHER COV..... CHC CHC CHC CHC
WEATHER TYPE.... RW RW RW RW
TSTM COV........ SCH SCH SCH
CWR.............0 0 0 0 0 0 0 0 30 40 50 50
CHC OF THDR (%).0 0 0 0 0 0 0 0 20 20 20 10
TEMP............54 59 64 70 75 80 84 86 87 87 86 83
RH..............80 72 65 59 53 49 45 42 41 43 47 52
WIND CHILL (F)..54 59 64 70 75 81 84 86 88 88 87 85
EYE LVL WND DIR.S SW SW SW SW SW SW SW SW SW SW SW
EYE LVL WND SPD.2 2 2 2 3 4 4 5 6 6 5 4
EYE LVL WND GST.4 4 4 4 5 7 10 10 12 12 10 10
MIX HGT (KFT)...0.5 0.6 1.1 1.5 1.9 2.5 3.5 4.5 4.9 4.3 3.2 2.1
TRANSP WIND DIR.SW SW SW SW W W W W W W W W
TRANSP WIND SPD.8 8 12 10 12 15 17 20 20 18 15 13
LVORI...........M M M M M M M M M M M M
ADI.............M M M M M M M M M M M M
VRATE KT-FT/1K..4 5 11 13 19 33 52 76 84 69 42 23
VENTRATE CAT....PR PR PR PR PR PR FR GD GD GD FR PR
FORECASTER...SINKO
REQUESTED BY...W. HATCH
TYPE OF REQUEST...PRESCRIBED
.TAG 2613870.0/CAR
.DELDT 05/17/26
.FORMATTERVERSION 2.0.0
.EMAIL WESLEY.HATCH@MAINE.GOV
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page