Spot Forecast
Issued by NWS Boston, MA

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FNUS71 KBOX 221202
FWSBOX

Spot Forecast for Belchertown Fair Day 1...Belchertown Fire Department
National Weather Service Boston/Norton MA
802 AM EDT Sun Sep 22 2024

Forecast is based on forecast start time of 0800 EDT on September 22.
If conditions become unrepresentative, contact the National
Weather Service.

.DISCUSSION...
Dry weather today with partly sunny skies and northeast winds 10
to 15 mph. Highs will approach 70 this afternoon. Monday will have
similar conditions to today, but a bit more cloud cover and
perhaps a few degrees cooler.


.REST OF TODAY...

Sky/weather.........Mostly sunny.
Chance of pcpn......0 percent.
Chance of rain......0 percent.
Begin/end of pcpn...
Max temperature.....Around 69.
Min humidity........61 percent.
Max apparent temp...67.
Max apparent temp...67.
Max apparent temp...67.
Surface winds (mph).Northeast winds 6 to 9 mph.
Wind (20 ft)........Northeast winds 6 to 9 mph.
100 FT WIND.........
Rainfall amount.....0.00 inches.
Pcpn amount.........0.00 inches.
CEILING (KFT).......13 decreasing to 8.0 late in the morning, then
                    decreasing to 6.0 decreasing to 4.5 early
                    decreasing to 4.0 increasing to 5.0 late in the
                    afternoon increasing to 6.0.
Visibility..........9.
Mixing height.......4300 ft AGL.
Transport winds.....Northeast 13 to 18 mph.
Smoke dispersal.....Fair (13200 knot-ft) early in the morning
                    increasing to excellent (68800 knot-ft) in the
                    afternoon.
LVORI...............3.
ADI.................20 increasing to 41 late in the morning, then
                    increasing to 57 decreasing to 42 to 49 early
                    increasing to 71 decreasing to 51 late in the
                    afternoon increasing to 64.

TIME (EDT)      8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........43  39  43  61  58  53  60  50  58  48
Weather cov.....
Weather type....
Tstm cov........
Chc of pcpn (%).0   0   0   0   0   0   0   0   0   0
Chc of rain (%).0   0   0   0   0   0   0   0   0   0
Temp............55  58  61  63  65  67  67  67  66  64
RH..............86  80  75  70  65  61  63  63  63  67
Heat index (F)..55  58  61  63  65  67  67  67  66  64
Wind chill (F)..55  58  61  63  65  67  67  67  66  64
Aparnt tmp (F)..55  58  61  63  65  67  67  67  66  64
20 FT wind dir..NE  NE  NE  NE  NE  NE  NE  NE  NE  E
20 FT wind spd..6   7   8   8   8   9   9   9   9   9
20 FT wind gust.13  14  14  14  15  16  16  16  16  16
Surface wnd dir.NE  NE  NE  NE  NE  NE  NE  NE  NE  E
Surface wnd spd.6   7   8   8   8   9   9   9   9   9
Surface wnd gst.13  14  14  14  15  16  16  16  16  16
Mix hgt (kft)...1.2 2.2 2.9 3.6 4.1 4.3 4.2 4.3 4.0 3.5
Transp wind dir.NE  NE  NE  NE  NE  NE  NE  E   E   NE
Transp wind spd.13  15  16  16  17  16  17  18  18  18
100 ft wind.....
LVORI...........4   3   3   3   1   1   1   1   1   1
ADI.............20  41  57  42  48  46  49  71  51  64
Vrate kt-ft/1K..13  28  40  50  61  60  63  69  63  56
Ventrate Cat....PR  PR  FR  FR  GD  FR  GD  GD  GD  FR
Ceiling (kft)...13  8.0 6.0 5.0 4.5 4.0 4.0 4.5 5.0 6.0
Visibility (sm).9   9   9   9   9   9   9   9   9   9

.TONIGHT...

Sky/weather.........Partly cloudy.
Chance of pcpn......10 percent.
Chance of rain......0 percent.
Begin/end of pcpn...
Min temperature.....Around 48.
Max humidity........100 percent.
Max apparent temp...62.
Max apparent temp...62.
Max apparent temp...62.
Surface winds (mph).Northeast winds 5 to 8 mph in the evening
                    becoming light, then becoming northeast around
                    5 mph early in the morning.
Wind (20 ft)........Northeast winds 5 to 7 mph in the evening
                    becoming light, then becoming northeast around
                    5 mph early in the morning.
100 FT WIND.........
Rainfall amount.....0.00 inches.
Pcpn amount.........0.00 inches.
CEILING (KFT).......14 increasing to 20 early, then decreasing to
                    13 after midnight decreasing to 11 early in the
                    morning decreasing to 8.0 decreasing to 6.0
                    early in the morning.
Visibility..........9.
Mixing height.......400 ft AGL.
Transport winds.....Northeast 10 to 16 mph.
Smoke dispersal.....Good (35600 knot-ft) early in the evening
                    decreasing to poor (3900 knot-ft) late in the
                    night.
LVORI...............5.
ADI.................51 decreasing to 5 to 7.

TIME (EDT)      6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
Sky (%).........35  21  8   13  19  13  5   9   16  32  42  48
Weather cov.....
Weather type....
Tstm cov........
Chc of pcpn (%).0   0   0   0   0   0   0   10  10  10  10  10
Chc of rain (%).0   0   0   0   0   0   0   0   0   0   0   0
Temp............62  60  56  55  54  53  52  51  50  49  50  49
RH..............70  75  83  83  86  86  89  93  93  96  93  96
Heat index (F)..62  60  56  55  54  53  52  51  49  48  48  47
Wind chill (F)..62  60  56  55  54  53  52  51  49  48  48  47
Aparnt tmp (F)..62  60  56  55  54  53  52  51  49  48  48  47
20 FT wind dir..NE  NE  NE  NE  NE  NE  NE  NE  NE  NE  N   NE
20 FT wind spd..8   7   6   6   6   5   5   3   3   3   5   5
20 FT wind gust.15  15  16  13  12  9   9   9   8   9   9   10
Surface wnd dir.NE  NE  NE  NE  NE  NE  NE  NE  NE  NE  N   NE
Surface wnd spd.8   7   6   6   6   5   5   3   3   3   5   5
Surface wnd gst.15  15  16  13  12  9   9   9   8   9   9   10
Mix hgt (kft)...2.5 0.7 0.7 0.5 0.4 0.4 0.4 0.4 0.4 0.4 0.5 0.5
Transp wind dir.E   E   NE  E   NE  NE  NE  NE  NE  NE  NE  NE
Transp wind spd.16  13  12  12  13  13  12  12  10  10  10  10
100 ft wind.....
LVORI...........3   4   5   5   5   5   6   6   6   7   6   6
ADI.............51  6   5   5   6   6   5   5   5   5   7   7
Vrate kt-ft/1K..36  7   7   6   5   5   4   4   4   4   4   5
Ventrate Cat....PR  PR  PR  PR  PR  PR  PR  PR  PR  PR  PR  PR
Ceiling (kft)...14  15  20  20  20  20  15  15  13  11  8.0 6.0
Visibility (sm).9   9   9   9   9   9   9   9   9   9   9   9

.MONDAY...

Sky/weather.........Partly sunny.
Chance of pcpn......10 percent.
Chance of rain......6 percent.
Begin/end of pcpn...
Max temperature.....Around 67.
Min humidity........63 percent.
Max apparent temp...65.
Max apparent temp...65.
Max apparent temp...65.
Surface winds (mph).Northeast winds 5 to 8 mph.
Wind (20 ft)........Northeast winds 5 to 8 mph.
100 FT WIND.........
Rainfall amount.....0.00 inches.
Pcpn amount.........0.00 inches.
CEILING (KFT).......5.0 decreasing to 3.5 early in the morning,
                    then decreasing to 2.5 early increasing to 3.5
                    early in the afternoon increasing to 4.5.
Visibility..........9.
Mixing height.......3600 ft AGL.
Transport winds.....East 10 to 14 mph.
Smoke dispersal.....Poor (6300 knot-ft) early in the morning
                    increasing to good (41200 knot-ft) in the
                    afternoon.
LVORI...............4.
ADI.................11 to 15 increasing to 29 to 35.

TIME (EDT)      6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........44  40  45  53  63  72  73  73  74  72  70  68
Weather cov.....
Weather type....
Tstm cov........
Chc of pcpn (%).10  10  10  10  0   0   0   0   0   0   0   0
Chc of rain (%).0   0   0   0   0   0   0   0   0   0   0   10
Temp............48  49  51  54  58  61  63  64  65  65  65  64
RH..............100 96  96  90  80  75  70  65  63  63  63  65
Heat index (F)..46  47  51  54  58  61  63  64  65  65  65  64
Wind chill (F)..46  47  51  54  58  61  63  64  65  65  65  64
Aparnt tmp (F)..46  47  51  54  58  61  63  64  65  65  65  64
20 FT wind dir..NE  NE  NE  NE  NE  NE  NE  E   E   E   E   E
20 FT wind spd..5   5   5   6   6   6   6   7   7   7   8   8
20 FT wind gust.9   9   10  10  10  10  12  12  13  13  13  13
Surface wnd dir.NE  NE  NE  NE  NE  NE  NE  E   E   E   E   E
Surface wnd spd.5   5   5   6   6   6   6   7   7   7   8   8
Surface wnd gst.9   9   10  10  10  10  12  12  13  13  13  13
Mix hgt (kft)...0.7 0.7 1.0 1.9 2.7 3.4 3.4 3.4 3.4 3.4 3.5 3.6
Transp wind dir.NE  NE  NE  NE  E   E   E   E   E   E   E   E
Transp wind spd.10  10  10  12  13  14  13  13  12  12  13  13
100 ft wind.....
LVORI...........7   6   5   4   3   3   3   3   2   2   1   3
ADI.............11  11  15  22  29  35  32  32  29  30  33  33
Vrate kt-ft/1K..6   7   10  20  30  41  38  37  34  34  39  40
Ventrate Cat....PR  PR  PR  PR  PR  FR  PR  PR  PR  PR  PR  PR
Ceiling (kft)...5.0 3.5 2.5 2.5 2.5 2.5 3.5 4.0 4.5 4.5 4.5 4.5
Visibility (sm).9   9   9   9   9   9   9   9   9   9   9   9

$$
Forecaster...KJC
Requested by...Adam M. Burdick
Type of request...OTHER
.TAG 2422781.4/BOX
.DELDT 09/22/24
.FormatterVersion 2.0.0
.EMAIL aburdick@belchertown.org