Spot Forecast
Issued by NWS Boston, MA
Issued by NWS Boston, MA
419
FNUS71 KBOX 021002
FWSBOX
Spot Forecast for Freetown/Fall River Rx...MA DCR Fire
National Weather Service Boston/Norton MA
602 AM EDT Sat May 2 2026
Forecast is based on ignition time of 0600 EDT on May 02.
If conditions become unrepresentative, contact the National
Weather Service.
.DISCUSSION...
Mostly cloudy conditions today with scattered showers possible at
or around the location today. Around a 30 percent chance for
wetting rain in any showers. Min relative humidity values around
60 percent. SSW winds at 6-12 mph. Smoke disperal poor this
morning, improving late morning to early afternoon. Relative
humidity values around 80 percent tonight.
Conditions dry out for Sunday with min relative humidities 35-40
percent. NW winds 6-12 mph with a few gusts to 20 mph in the
afternoon. Low chance for a rain shower, otherwise partly sunny.
Good smoke dispersal by the afternoon with deeper mixing than
Saturday.
.TODAY...
Sky/weather.........Mostly cloudy. Slight chance of rain showers
early in the morning, then chance of rain
showers in the late morning and afternoon.
CWR.................0 percent increasing to 33 percent through
early afternoon.
Max temperature.....Around 58.
Min humidity........66 percent.
Dewpoint............42 increasing to 46 in the afternoon.
Max apparent temp...56.
Surface winds (mph).South winds 6 to 10 mph.
Wind (20 ft)........South winds 6 to 10 mph.
Mixing height.......2900 ft AGL.
Transport winds.....Southwest 12 to 20 mph shifting to the south
around 9 mph late in the afternoon.
Smoke dispersal.....Poor (3400 knot-ft) early in the morning
increasing to good (48700 knot-ft) in the
afternoon.
LVORI...............3.
ADI.................12 early in the morning increasing to 61 in the
afternoon.
CEILING (KFT).......11 decreasing to 9.0 early, then decreasing to
8.0 decreasing to 7.0 early decreasing to 4.0
decreasing to 3.5 early in the afternoon
decreasing to 2.5 increasing to 3.0 late in the
afternoon.
TIME (EDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........59 60 64 66 75 81 82 87 81 85 87 90
Weather cov.....SCH SCH SCH CHC CHC CHC CHC CHC CHC CHC CHC CHC
Weather type....RW RW RW RW RW RW RW RW RW RW RW RW
Tstm cov........
CWR.............0 0 30 30 30 30 30 30 30 30 30 30
Temp............48 47 51 53 55 55 55 56 55 55 54 53
Dewpoint........40 41 42 43 44 44 45 46 47 47 47 47
RH..............74 79 71 69 66 66 69 69 74 74 77 80
Heat index (F)..45 44 51 53 55 55 55 56 55 55 54 53
20 FT wind dir..SW SW SW SW SW S S S S S S S
20 FT wind spd..6 6 6 7 8 9 9 10 10 9 8 7
20 FT wind gust.12 12 13 14 15 16 17 17 17 17 16 15
Surface wnd dir.SW SW SW SW SW S S S S S S S
Surface wnd spd.6 6 6 7 8 9 9 10 10 9 8 7
Surface wnd gst.12 12 13 14 15 16 17 17 17 17 16 15
Mix hgt (kft)...0.3 0.5 1.3 1.8 2.3 2.7 2.9 2.4 2.1 2.1 1.7 1.3
Transp wind dir.SW SW SW SW S S SW SW S S S S
Transp wind spd.12 12 16 17 20 18 20 18 16 13 12 9
LVORI...........5 4 3 3 1 1 1 1 3 3 3 4
ADI.............12 12 27 40 58 55 61 52 41 32 25 15
Vrate kt-ft/1K..3 5 18 27 40 43 49 39 29 23 17 10
Ventrate Cat....PR PR PR PR PR FR FR PR PR PR PR PR
Ceiling (kft)...11 11 9.0 9.0 8.0 7.0 4.5 4.0 3.5 2.5 2.5 3.0
.TONIGHT...
Sky/weather.........Cloudy. Chance of rain showers in the evening,
then rain showers likely around midnight.
Chance of rain showers early in the morning.
Patchy fog.
CWR.................33 percent decreasing to 6 percent early in the
morning.
Min temperature.....Around 41.
Max humidity........93 percent.
Dewpoint............45 decreasing to 39 early in the morning.
Min apparent temp...39.
Surface winds (mph).South winds 5 to 6 mph early in the evening
becoming light, then becoming northwest 5 to 6
mph early in the morning.
Wind (20 ft)........South winds around 6 mph decreasing to around 5
mph early in the evening, then becoming light
until just after midnight becoming northwest 5
to 6 mph early in the morning.
Mixing height.......400 ft AGL.
Transport winds.....Southwest 5 to 8 mph shifting to the north 8 to
14 mph after midnight.
Smoke dispersal.....Poor (1500 knot-ft).
LVORI...............6.
ADI.................2 to 12.
CEILING (KFT).......2.5 increasing to 3.0 in the evening, then
decreasing to 2.5 increasing to 3.0 after
midnight.
TIME (EDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
Sky (%).........88 88 88 88 90 93 94 94 95 96 95 94
Weather cov.....CHC CHC CHC CHC CHC LKY LKY LKY CHC CHC CHC CHC
Weather type....RW RW RW RW RW RW RW RW RW RW RW RW
Tstm cov........
CWR.............30 30 30 30 30 30 30 30 10 10 10 10
Temp............53 51 50 49 48 48 47 47 46 45 44 43
Dewpoint........47 47 46 46 46 45 45 43 41 39 39 38
RH..............80 86 86 89 93 89 93 86 83 79 82 82
Heat index (F)..53 51 49 49 48 48 47 47 45 44 41 39
20 FT wind dir..S S SW SW W W W NW NW N NW NW
20 FT wind spd..6 5 3 2 2 2 2 2 3 3 5 6
20 FT wind gust.13 9 8 7 6 6 7 8 9 9 10 12
Surface wnd dir.S S SW SW W W W NW NW N NW NW
Surface wnd spd.6 5 3 2 2 2 2 2 3 3 5 6
Surface wnd gst.13 9 8 7 6 6 7 8 9 9 10 12
Mix hgt (kft)...1.2 0.7 0.4 0.4 0.4 0.8 0.4 0.4 0.5 1.0 1.1 1.1
Transp wind dir.S SW SW SW W W NW N N N N N
Transp wind spd.8 6 5 5 5 3 5 8 8 13 14 14
LVORI...........4 5 6 7 7 7 7 6 5 4 5 4
ADI.............12 4 2 2 2 2 2 4 4 6 9 9
Vrate kt-ft/1K..8 4 2 2 2 2 2 3 4 11 13 13
Ventrate Cat....PR PR PR PR PR PR PR PR PR PR PR PR
Ceiling (kft)...2.5 3.0 3.5 3.5 3.0 2.5 3.0 3.0 3.0 3.0 3.0 3.0
.SUNDAY...
Sky/weather.........Partly sunny. Chance of rain showers early in
the morning, then slight chance of rain showers
through early afternoon.
CWR.................6 percent increasing to 33 percent through
early afternoon, then decreasing to 0 percent
late in the afternoon.
Max temperature.....Around 60.
Min humidity........39 percent.
Dewpoint............38 decreasing to 34 in the afternoon.
Min apparent temp...39.
Surface winds (mph).Northwest winds 6 to 10 mph.
Wind (20 ft)........Northwest winds 6 to 10 mph.
Mixing height.......8300 ft AGL.
Transport winds.....North 13 to 22 mph shifting to the northwest 23
to 25 mph late in the afternoon.
Smoke dispersal.....Poor (10400 knot-ft) early in the morning
increasing to excellent (84200 knot-ft) in the
afternoon increasing to excellent (110400
knot-ft) in the afternoon.
LVORI...............3.
ADI.................14 early in the morning increasing to 105 in
the afternoon.
CEILING (KFT).......2.0 decreasing to 1.5 early in the morning,
then increasing to 4.5 through early afternoon
increasing to 5.7 in the afternoon increasing
to 6.8.
TIME (EDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........62 48 54 54 54 53 53 54 54 51 48 45
Weather cov.....CHC SCH SCH SCH SCH SCH SCH SCH
Weather type....RW RW RW RW RW RW RW RW
Tstm cov........
CWR.............10 10 30 30 30 30 30 30 0 0 0 0
Temp............43 43 45 47 50 52 54 56 57 58 58 57
Dewpoint........38 38 39 40 39 38 37 35 34 33 33 33
RH..............82 82 79 76 66 59 52 45 42 39 39 40
Heat index (F)..39 39 41 43 46 52 54 56 57 58 58 57
20 FT wind dir..NW NW NW NW NW NW NW NW NW NW W W
20 FT wind spd..6 7 8 8 9 10 10 10 10 10 10 10
20 FT wind gust.13 14 15 16 17 17 18 20 20 20 20 18
Surface wnd dir.NW NW NW NW NW NW NW NW NW NW W W
Surface wnd spd.6 7 8 8 9 10 10 10 10 10 10 10
Surface wnd gst.13 14 15 16 17 17 18 20 20 20 20 18
Mix hgt (kft)...0.9 1.2 1.9 3.1 3.9 4.7 5.8 7.0 7.8 8.3 8.3 7.5
Transp wind dir.N N N N N NW NW NW NW NW NW NW
Transp wind spd.13 15 17 20 21 21 22 22 23 24 25 25
LVORI...........5 3 3 3 1 1 1 1 1 1 1 1
ADI.............14 23 41 64 76 83 96 104 105 105 105 105
Vrate kt-ft/1K..10 15 29 52 71 84 110 132 155 174 183 165
Ventrate Cat....PR PR PR FR GD GD VGD VGD EXL EXL EXL EXL
Ceiling (kft)...2.0 1.5 4.5 4.6 4.7 4.8 5.3 5.7 6.2 6.4 6.6 6.8
$$
Forecaster...Mensch
Requested by...Aaron Whiddon
Type of request...PRESCRIBED
.TAG 2612485.0/BOX
.DELDT 05/02/26
.FormatterVersion 2.0.0
.EMAIL aaron.whiddon@mass.gov