Spot Forecast
Issued by NWS Boston, MA
Issued by NWS Boston, MA
Versions:
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FNUS71 KBOX 250801
FWSBOX
Spot Forecast for Montague Plains WMA 6/25/2026...MassWildlife
National Weather Service Boston/Norton MA
401 AM EDT Thu Jun 25 2026
Forecast is based on ignition time of 0500 EDT on June 25.
If conditions become unrepresentative, contact the National
Weather Service.
.DISCUSSION...
Dry weather today near Greenfield, MA with light southwesterly
winds remaining mostly below 10 MPH. These light winds will shift
more southerly heading into tonight. Chances for showers and
embedded thunderstorms tick up after 8 PM tonight. Minimum
relative humidity values will fall to around 40 percent this
afternoon.
.REST OF TONIGHT...
Sky/weather.........Partly cloudy.
CWR.................0 percent.
Min temperature.....Around 55.
Max humidity........96 percent.
Dewpoint............53.
Max apparent temp...56.
Surface winds (mph).Light winds.
Wind (20 ft)........Light winds.
Mixing height.......400 ft AGL.
Transport winds.....West around 5 mph.
Smoke dispersal.....Poor (1700 knot-ft).
LVORI...............6.
ADI.................4.
CEILING (KFT).......25.
TIME (EDT) 5AM
Sky (%).........28
Weather cov.....
Weather type....
Tstm cov........
CWR.............0
Temp............56
Dewpoint........53
RH..............90
Heat index (F)..56
20 FT wind dir..S
20 FT wind spd..2
20 FT wind gust.5
Surface wnd dir.S
Surface wnd spd.2
Surface wnd gst.5
Mix hgt (kft)...0.4
Transp wind dir.W
Transp wind spd.5
LVORI...........6
ADI.............4
Vrate kt-ft/1K..2
Ventrate Cat....PR
Ceiling (kft)...25
.TODAY...
Sky/weather.........Partly sunny.
CWR.................3 percent.
Max temperature.....Around 84.
Min humidity........41 percent.
Dewpoint............56.
Max apparent temp...82.
Surface winds (mph).Light winds becoming southwest around 5 mph in
the afternoon.
Wind (20 ft)........Southwest winds around 5 mph early in the
morning becoming light, then becoming southwest
around 5 mph in the afternoon.
Mixing height.......7300 ft AGL.
Transport winds.....Southwest 5 to 10 mph.
Smoke dispersal.....Poor (1600 knot-ft) early in the morning
increasing to excellent (65500 knot-ft) in the
afternoon.
LVORI...............5.
ADI.................4 early in the morning increasing to 80 in the
afternoon.
CEILING (KFT).......25 decreasing to 10.
TIME (EDT) 6 AM 8 AM 10 AM NOON 2 PM 4 PM
Sky (%).........45 42 51 68 81 72
Weather cov.....
Weather type....NONE NONE NONE NONE NONE NONE
Tstm cov........
CWR.............0 0 0 0 0 0
Temp............55 62 72 79 81 81
Dewpoint........54 56 58 57 56 57
RH..............96 81 61 47 42 44
Heat index (F)..55 62 72 79 81 81
20 ft wind......S 2 SW 1 SW 2 SW 3 SW 5 SW 5
20 ft wind gust.5 6 5 7 8 9
Surface wind....S 2 SW 1 SW 2 SW 3 SW 5 SW 5
Surface wnd gst.5 6 5 7 8 9
Mix hgt (ft)....400 1000 3200 6000 7300 6100
Transport wind..SW 5 W 5 W 6 W 8 SW 10 SW 9
LVORI...........8 5 2 1 1 1
ADI.............4 6 24 59 80 69
Vrate kt-ft/1K..2 4 16 42 66 49
Ventrate Cat....POOR POOR POOR FAIR GOOD FAIR
Ceiling (kft)...25 25 25 20 13 12
.TONIGHT...
Sky/weather.........Mostly cloudy. Slight chance of thunderstorms
through the night. Chance of showers in the
evening, then showers after midnight. Patchy
fog early in the morning.
CWR.................4 percent increasing to 33 percent early, then
increasing to 46 percent around midnight
increasing to 72 percent early in the morning
decreasing to 53 percent.
Min temperature.....Around 59.
Max humidity........100 percent.
Dewpoint............60.
Max apparent temp...79.
Surface winds (mph).Light winds becoming south 5 to 6 mph.
Wind (20 ft)........South winds 5 to 6 mph early in the evening
becoming light, then becoming south 5 to 6 mph
after midnight. Gusty and erratic winds
expected near thunderstorms. Gusty and erratic
winds expected near thunderstorms early in the
morning.
Mixing height.......500 ft AGL.
Transport winds.....South 5 to 10 mph.
Smoke dispersal.....Fair (23600 knot-ft) early in the evening
decreasing to poor (1800 knot-ft) late in the
night.
LVORI...............5.
ADI.................2 to 35.
CEILING (KFT).......9.0 decreasing to 2.0.
TIME (EDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM
Sky (%).........63 77 80 87 95 92
Weather cov..... CHANCE CHANCE CHANCE DEFNTE DEFNTE
Weather type....NONE RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR
Tstm cov........ ISOLTD ISOLTD S CHC
CWR.............0 20 30 40 70 70
Temp............79 74 69 66 64 62
Dewpoint........59 61 62 61 60 61
RH..............50 64 78 84 87 97
Heat index (F)..79 74 69 66 64 62
20 ft wind......SW 3 SE 1 S 2 S 5 S 5 S 5
20 ft wind gust.8 5 6 7 9 10
Surface wind....SW 3 SE 1 S 2 S 5 S 5 S 5
Surface wnd gst.8 5 6 7 9 10
Mix hgt (ft)....2900 500 500 500 600 500
Transport wind..SW 9 S 7 S 7 S 7 S 8 S 9
LVORI...........1 3 4 5 6 9
ADI.............35 7 3 3 4 4
Vrate kt-ft/1K..24 3 3 3 4 4
Ventrate Cat....POOR POOR POOR POOR POOR POOR
Ceiling (kft)...9.0 8.0 6.0 4.5 3.5 2.5
.FRIDAY...
Sky/weather.........Mostly cloudy. Isolated thunderstorms through
the day. Showers likely in the morning, then
chance of showers in the afternoon. Patchy fog
early in the morning.
CWR.................58 percent decreasing to 30 percent early in
the morning, then decreasing to 12 percent
through early afternoon increasing to 34
percent late in the afternoon.
Max temperature.....Around 83.
Min humidity........58 percent.
Dewpoint............62 increasing to 66 in the late morning and
afternoon.
Max apparent temp...83.
Surface winds (mph).South winds 5 to 8 mph shifting to the
southwest around 6 mph late in the afternoon.
Wind (20 ft)........South winds 5 to 8 mph shifting to the
southwest around 6 mph late in the afternoon.
Gusty and erratic winds expected near
thunderstorms early in the morning. Gusty and
erratic winds expected near thunderstorms in
the afternoon.
Mixing height.......6800 ft AGL.
Transport winds.....South 10 to 14 mph shifting to the southwest 15
to 16 mph late in the afternoon.
Smoke dispersal.....Poor (5700 knot-ft) early in the morning
increasing to excellent (95900 knot-ft) in the
afternoon.
LVORI...............4.
ADI.................11 early in the morning increasing to 64 in the
afternoon.
CEILING (KFT).......1.5 decreasing to 1.0 early in the morning,
then decreasing to 0.7 early increasing to 1.0
late in the morning increasing to 1.5
increasing to 2.8 early in the afternoon
increasing to 4.0 increasing to 5.3 early in
the afternoon increasing to 6.5.
TIME (EDT) 6 AM 10 AM 2 PM
Sky (%).........89 70 63
Weather cov.....LIKELY CHANCE CHANCE
Weather type....RNSHWR RNSHWR RNSHWR
Tstm cov........ISOLTD ISOLTD
CWR.............60 10 30
Temp............61 69 80
Dewpoint........60 66 66
RH..............97 90 62
Heat index (F)..61 69 82
20 FT wind......S 6G12 S 5G10 SW 7G13
Surface wind....S 6G12 S 5G10 SW 7G13
Mix hgt (ft)....600 1700 4100
Transport wind..S 10 S 13 SW 14
LVORI...........7 4 1
ADI.............11 22 39
Vrate kt-ft/1K..6 19 50
Ventrate Cat....POOR POOR FAIR
Ceiling (kft)...1.5 1.2 5.3
$$
Forecaster...Hrencecin
Requested by...Alex Entrup
Type of request...PRESCRIBED
.TAG 2616126.0/BOX
.DELDT 06/25/26
.FormatterVersion 2.0.0
.EMAIL alex.entrup@mass.gov