Suppression Forecast
Issued by NWS Boston, MA

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014
FNUS71 KBOX 251915
FWSBOX

Spot Forecast for North Attleboro Kids Festival...MEMA
National Weather Service Boston/Norton MA
315 PM EDT Fri Jul 25 2025

Forecast is based on forecast start time of 1600 EDT on July 25.
If conditions become unrepresentative, contact the National
Weather Service.

.DISCUSSION...

The thunderstorms occuring as this forecast is being created will
be over between 430pm-500pm this evening. Sunny, warm and dry for
Saturday with highs in the low to mid 80s.

.REST OF TODAY...

Sky/weather.........Partly sunny. Showers and thunderstorms likely
                    late in the afternoon, then chance of showers
                    and thunderstorms late in the afternoon.
Chance of pcpn......60 percent.
Chance of pcpn......60 percent.
Chance of pcpn......60 percent.
Chance of rain......47 percent.
Chance of thunder...43 percent.
Begin/end of pcpn...
Max temperature.....Around 94.
Min humidity........56 percent.
Max apparent temp...100.
Max apparent temp...100.
Max apparent temp...100.
Eye level winds.....West winds around 5 mph.
Surface winds (mph).West winds around 9 mph.
Wind (20 ft)........West winds around 9 mph. Gusty and erratic
                    winds expected near thunderstorms.
100 FT WIND.........
Wave height.........Less than 1 foot.
Rainfall amount.....0.15 inches.
Pcpn amount.........0.15 inches.
Snowfall amount.....0.0 inches.
CEILING (KFT).......9.1.
Visibility..........9.
Water temperature...
Mixing height.......3100 ft AGL.
Transport winds.....West 16 to 17 mph.
Smoke dispersal.....Good (41900 knot-ft).
LVORI...............2.
ADI.................38 to 42.

TIME (EDT)      4PM 5PM
Sky (%).........64  59
Weather cov.....LKY CHC
Weather type....RW  RW
Tstm cov........LKY CHC
Chc of pcpn (%).60  30
Chc of rain (%).40  50
Chc of thdr (%).40  40
Temp............89  86
RH..............66  70
Heat index (F)..100 95
Wind chill (F)..100 95
Aparnt tmp (F)..100 95
20 FT wind dir..W   W
20 FT wind spd..9   9
20 FT wind gust.17  17
Eye lvl wnd dir.W   W
Eye lvl wnd spd.5   5
Eye lvl wnd gst.10  10
Surface wnd dir.W   W
Surface wnd spd.9   9
Surface wnd gst.17  17
Mix hgt (kft)...3.1 3.0
Transp wind dir.W   W
Transp wind spd.17  16
100 ft wind.....
LVORI...........1   3
ADI.............42  38
Vrate kt-ft/1K..47  42
Ventrate Cat....FR  FR
Wave height (ft)0   0
Ceiling (kft)...9.1 9.8
Visibility (sm).9   9
Water temp......

.TONIGHT...

Sky/weather.........Mostly cloudy then becoming mostly clear.
                    Slight chance of showers and thunderstorms
                    early in the evening.
Chance of pcpn......20 percent.
Chance of pcpn......20 percent.
Chance of pcpn......20 percent.
Chance of rain......39 percent.
Chance of thunder...26 percent.
Begin/end of pcpn...
Min temperature.....Around 66.
Max humidity........82 percent.
Max apparent temp...93.
Max apparent temp...93.
Max apparent temp...93.
Eye level winds.....West winds up to 5 mph shifting to the north
                    around 4 mph early in the morning.
Surface winds (mph).West winds around 8 mph shifting to the north
                    around 6 mph in the late evening and overnight.
Wind (20 ft)........West winds around 8 mph shifting to the north
                    around 6 mph in the late evening and overnight.
                    Gusty and erratic winds expected near
                    thunderstorms.
100 FT WIND.........
Wave height.........Less than 1 foot.
Rainfall amount.....0.06 inches.
Pcpn amount.........0.06 inches.
Snowfall amount.....0.0 inches.
CEILING (KFT).......10 decreasing to 8.5 early in the evening, then
                    increasing to 18 early increasing to 22
                    increasing to 23.
Visibility..........9.
Water temperature...
Mixing height.......400 ft AGL.
Transport winds.....Northwest 13 to 14 mph shifting to the north 12
                    to 13 mph until just after midnight.
Smoke dispersal.....Fair (19500 knot-ft) early in the evening
                    decreasing to poor (4200 knot-ft) late in the
                    night.
LVORI...............4.
ADI.................5 to 29.

TIME (EDT)      6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
Sky (%).........51  51  53  33  27  25  11  9   20  17  12  11
Weather cov.....SCH
Weather type....RW
Tstm cov........SCH
Chc of pcpn (%).20  10  10  0   0   0   0   0   0   0   0   0
Chc of rain (%).40  40  20  10  0   0   0   0   0   0   0   0
Chc of thdr (%).30  20  10  0   0   0   0   0   0   0   0   0
Temp............85  84  82  79  78  76  75  73  72  70  69  67
RH..............70  72  77  79  79  82  79  81  76  78  78  81
Heat index (F)..93  91  88  79  78  76  75  73  72  70  69  67
Wind chill (F)..93  91  88  79  78  76  75  73  72  70  69  67
Aparnt tmp (F)..93  91  88  79  78  76  75  73  72  70  69  67
20 FT wind dir..W   W   NW  NW  N   N   N   N   N   N   N   N
20 FT wind spd..8   6   6   6   6   6   6   6   6   6   6   6
20 FT wind gust.16  14  12  12  12  13  12  12  12  12  12  12
Eye lvl wnd dir.W   W   NW  NW  N   N   N   N   N   N   N   N
Eye lvl wnd spd.5   4   4   4   4   4   4   4   4   4   4   4
Eye lvl wnd gst.10  8   7   7   7   8   7   7   7   7   7   7
Surface wnd dir.W   W   NW  NW  N   N   N   N   N   N   N   N
Surface wnd spd.8   6   6   6   6   6   6   6   6   6   6   6
Surface wnd gst.16  14  12  12  12  13  12  12  12  12  12  12
Mix hgt (kft)...1.6 0.9 0.7 0.6 0.4 0.5 0.5 0.4 0.4 0.4 0.4 0.4
Transp wind dir.W   NW  N   N   N   N   N   N   N   N   N   N
Transp wind spd.14  13  13  13  12  13  12  12  12  13  13  12
100 ft wind.....
LVORI...........3   3   4   4   4   4   4   4   4   4   4   4
ADI.............29  14  8   6   5   6   5   5   5   6   6   5
Vrate kt-ft/1K..20  10  8   6   5   6   5   5   4   5   4   4
Ventrate Cat....PR  PR  PR  PR  PR  PR  PR  PR  PR  PR  PR  PR
Wave height (ft)0   0   0   0   0   0   0   0   0   0   0   0
Ceiling (kft)...10  8.5 18  19  22  25  24  24  24  23  25  25
Visibility (sm).9   9   9   9   9   9   9   9   9   9   9   9
Water temp......

.SATURDAY...

Sky/weather.........Mostly sunny.
Chance of pcpn......0 percent.
Chance of pcpn......0 percent.
Chance of pcpn......0 percent.
Chance of rain......0 percent.
Chance of thunder...0 percent.
Begin/end of pcpn...
Max temperature.....Around 84.
Min humidity........43 percent.
Max apparent temp...83.
Max apparent temp...83.
Max apparent temp...83.
Eye level winds.....Northeast winds around 4 mph shifting to the
                    east late in the afternoon.
Surface winds (mph).Northeast winds around 6 mph shifting to the
                    east late in the afternoon.
Wind (20 ft)........Northeast winds around 6 mph shifting to the
                    east late in the afternoon.
100 FT WIND.........
Wave height.........Less than 1 foot.
Rainfall amount.....0.00 inches.
Pcpn amount.........0.00 inches.
Snowfall amount.....0.0 inches.
CEILING (KFT).......25.
Visibility..........9.
Water temperature...
Mixing height.......4800 ft AGL.
Transport winds.....Northeast 6 to 14 mph shifting to the south 6
                    to 7 mph late in the afternoon.
Smoke dispersal.....Poor (3800 knot-ft) early in the morning
                    increasing to good (34500 knot-ft) in the
                    afternoon.
LVORI...............3.
ADI.................10 early in the morning increasing to 51 in the
                    afternoon.

TIME (EDT)      6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........10  7   6   14  14  27  24  25  36  36  41  45
Weather cov.....
Weather type....
Tstm cov........
Chc of pcpn (%).0   0   0   0   0   0   0   0   0   0   0   0
Chc of rain (%).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............67  68  71  74  77  79  80  81  82  83  83  82
RH..............81  81  73  66  56  50  49  46  44  43  44  44
Heat index (F)..67  68  71  74  77  79  81  81  82  83  83  82
Wind chill (F)..67  68  71  74  77  79  81  81  82  83  83  82
Aparnt tmp (F)..67  68  71  74  77  79  81  81  82  83  83  82
20 FT wind dir..N   N   NE  NE  NE  NE  NE  NE  E   E   E   E
20 FT wind spd..6   6   6   6   6   6   6   6   6   6   6   6
20 FT wind gust.12  12  13  13  12  12  12  12  12  12  12  12
Eye lvl wnd dir.N   N   NE  NE  NE  NE  NE  NE  E   E   E   E
Eye lvl wnd spd.4   4   4   4   4   4   4   4   4   4   4   4
Eye lvl wnd gst.7   7   8   8   7   7   7   7   7   7   7   7
Surface wnd dir.N   N   NE  NE  NE  NE  NE  NE  E   E   E   E
Surface wnd spd.6   6   6   6   6   6   6   6   6   6   6   6
Surface wnd gst.12  12  13  13  12  12  12  12  12  12  12  12
Mix hgt (kft)...0.4 0.7 1.4 2.4 3.1 3.8 4.3 4.6 4.7 4.8 4.5 4.3
Transp wind dir.N   N   NE  NE  NE  NE  NE  NE  NE  NE  S   SW
Transp wind spd.10  13  13  14  13  10  8   7   6   6   7   6
100 ft wind.....
LVORI...........4   4   3   1   1   1   1   1   1   1   1   1
ADI.............10  12  23  44  51  51  44  40  34  34  39  31
Vrate kt-ft/1K..4   7   15  29  34  35  30  28  23  24  27  22
Ventrate Cat....PR  PR  PR  PR  PR  PR  PR  PR  PR  PR  PR  PR
Wave height (ft)0   0   0   0   0   0   0   0   0   0   0   0
Ceiling (kft)...25  25  25  25  25  25  25  25  25  25  25  25
Visibility (sm).9   9   9   9   9   9   9   9   9   9   9   9
Water temp......

$$
Forecaster...Nash
Requested by...Chris Depoto
Type of request...OTHER
.TAG 2518586.0/BOX
.DELDT 07/25/25
.FormatterVersion 2.0.0
.EMAIL Christopher.Depoto@mass.gov