Suppression Forecast
Issued by NWS Boston, MA

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FNUS71 KBOX 301126
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Spot Forecast for Camp Edwards - Cantonment Area GLU 1A & 3A...Massachusetts Army National Guard
National Weather Service Boston/Norton MA
726 AM EDT Fri Sep 30 2022

Forecast is based on ignition time of 0800 EDT on September 30.
If conditions become unrepresentative...contact the National Weather
Service.

.DISCUSSION...

High pressure and dry conditions remains through today. Warm
front lifts north Saturday with remnant moisture from Ian. Periods
of rain possible, especially along the south coast. Minimum
relative humidities range between 55 to 60 percent today, and
between 75 to 80 percent Saturday.

.OUTLOOK...Sunday through Wednesday...
Gusty northeast winds Sunday and Monday. Unsettled weather with
periodic rain chances continues through Wednesday.


.REST OF TODAY...

Sky/weather.........Mostly cloudy (65-75 percent).
CWR.................0 percent.
Max temperature.....Around 63.
Min humidity........58 percent.
Dewpoint............47.
Max apparent temp...62.
Surface winds.......Northeast winds 7 to 10 mph.
Wind (20 ft)........Northeast winds 7 to 10 mph.
Mixing height.......1800-3700 ft AGL.
Transport winds.....Northeast 12 to 14 mph.
Smoke dispersal.....Fair to good (21300-44000 knot-ft).
LVORI...............2.
ADI.................35 increasing to 45 around noon, then
                    decreasing to 37 late in the afternoon.
Haines Index........4 low potential for large plume dominated fire
                    growth.
CEILING (KFT).......25.

TIME (EDT)      8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........67  68  68  69  70  72  73  73  73  73
Weather cov.....
Weather type....
Tstm cov........
CWR.............0   0   0   0   0   0   0   0   0   0
Temp............54  56  59  61  62  62  62  62  62  61
Dewpoint........48  48  48  48  48  47  47  47  48  48
RH..............80  74  67  62  60  58  58  58  60  62
Heat index (F)..54  56  59  61  62  62  62  62  62  61
20 FT wind dir..NE  NE  NE  NE  NE  NE  NE  NE  NE  NE
20 FT wind spd..7   9   9   9   10  10  10  9   9   9
20 FT wind gust.15  14  14  14  15  14  15  15  14  14
Surface wnd dir.NE  NE  NE  NE  NE  NE  NE  NE  NE  NE
Surface wnd spd.7   9   9   9   10  10  10  9   9   9
Surface wnd gst.15  14  14  14  15  14  15  15  14  14
Mix hgt (kft)...1.8 2.4 3.0 3.7 3.6 3.6 3.6 3.3 2.9 2.6
Transp wind dir.NE  NE  NE  NE  NE  NE  NE  NE  NE  NE
Transp wind spd.14  14  14  14  13  13  12  12  12  12
LVORI...........3   3   1   1   1   1   1   1   1   1
ADI.............31  39  45  49  45  45  41  39  36  34
Haines index....4   4   4   4   4   4   4   4   4   4
VRate kt-ft/100021  29  36  44  41  39  36  33  29  26
Ceiling (kft)...25  25  25  25  25  25  25  25  25  25

.TONIGHT...

Sky/weather.........Mostly cloudy (75-85 percent).
CWR.................0 percent.
Min temperature.....Around 52.
Max humidity........89 percent.
Dewpoint............49.
Max apparent temp...59.
Surface winds.......Northeast winds 5 to 7 mph in the evening
                    becoming light.
Wind (20 ft)........Northeast winds 5 to 6 mph in the evening
                    becoming light.
Mixing height.......200-1900 ft AGL.
Transport winds.....Northeast 7 to 10 mph.
Smoke dispersal.....Poor to fair (1300-18100 knot-ft).
LVORI...............5.
ADI.................26 decreasing to 5.
Haines Index........4 to 5 OR low potential for large plume
                    dominated fire growth to moderate potential for
                    large plume dominated fire growth.
CEILING (KFT).......25 decreasing to 3.5.

TIME (EDT)      6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
Sky (%).........75  77  79  79  78  78  78  78  78  82  85  89
Weather cov.....
Weather type....
Tstm cov........
CWR.............0   0   0   0   0   0   0   0   0   0   0   0
Temp............59  57  55  54  53  53  53  53  53  53  53  53
Dewpoint........48  48  48  48  49  49  49  49  49  49  50  50
RH..............67  72  77  80  86  86  86  86  86  86  89  89
Heat index (F)..59  57  55  54  53  53  53  53  53  53  53  53
20 FT wind dir..NE  NE  NE  NE  NE  NE  NE  NE  NE  NE  NE  NE
20 FT wind spd..7   6   5   5   5   3   3   3   3   3   3   3
20 FT wind gust.13  12  12  12  13  13  12  12  12  12  13  13
Surface wnd dir.NE  NE  NE  NE  NE  NE  NE  NE  NE  NE  NE  NE
Surface wnd spd.7   6   5   5   5   3   3   3   3   3   3   3
Surface wnd gst.13  12  12  12  13  13  12  12  12  12  13  13
Mix hgt (kft)...1.9 1.3 0.6 0.5 0.4 0.3 0.3 0.3 0.2 0.2 0.2 0.2
Transp wind dir.NE  NE  NE  NE  E   E   E   NE  NE  NE  NE  NE
Transp wind spd.10  10  9   8   8   7   7   7   7   7   7   7
LVORI...........3   3   4   4   5   5   6   5   5   6   6   6
ADI.............26  7   6   5   5   5   3   5   5   3   3   3
Haines index....4   4   4   4   5   5   5   4   4   4   5   5
VRate kt-ft/100018  11  5   4   3   2   2   2   1   1   1   1
Ceiling (kft)...25  25  25  25  25  25  25  25  11  11  11  3.5

.SATURDAY...

Sky/weather.........Cloudy (90-100 percent). Chance of rain in the
                    morning, then rain in the afternoon.
CWR.................0 percent increasing to 100 percent through
                    early afternoon.
Max temperature.....Around 61.
Min humidity........78 percent.
Dewpoint............52.
Max apparent temp...59.
Surface winds.......Northeast winds 5 to 10 mph.
Wind (20 ft)........Northeast winds 5 to 10 mph.
Mixing height.......400-1300 ft AGL.
Transport winds.....Northeast 8 to 17 mph increasing to around 18
                    mph late in the afternoon.
Smoke dispersal.....Poor to fair (2700-18000 knot-ft).
LVORI...............5.
ADI.................11 increasing to 21 in the afternoon.
Haines Index........3 to 5 OR very low potential for large plume
                    dominated fire growth to moderate potential for
                    large plume dominated fire growth.
CEILING (KFT).......3.5 decreasing to 1.5 early, then increasing to
                    4.0 early decreasing to 3.0 late in the
                    afternoon decreasing to 2.5.

TIME (EDT)      6 AM   8 AM   10 AM  NOON   2 PM   4 PM
Sky (%).........89     90     92     93     94     95
Weather cov.....       S CHC  CHANCE LIKELY LIKELY LIKELY
Weather type....NONE   RAIN   RAIN   RAIN   RAIN   RAIN
Tstm cov........
CWR.............0      90     90     90     100    100
Temp............53     55     58     59     58     58
Dewpoint........51     52     52     52     52     53
RH..............93     90     80     78     80     83
Heat index (F)..53     55     58     59     58     58
20 ft wind......NE 5   NE 6   NE 8   NE 9   NE 10  NE 10
20 ft wind gust.13     14     14     14     13     14
Surface wind....NE 5   NE 6   NE 8   NE 9   NE 10  NE 10
Surface wnd gst.13     14     14     14     13     14
Mix hgt (ft)....400    700    1100   1300   1200   1200
Transport wind..NE 8   E 10   NE 10  NE 12  NE 14  NE 17
LVORI...........6      5      4      3      3      4
ADI.............6      11     14     17     20     24
Haines index....5      5      4      4      3      3
VRate kt-ft/10003      7      10     13     14     17
Ceiling (kft)...3.5    1.5    1.5    4.0    3.5    3.0

$$
Forecaster...Belk
Requested by...Joel Carlson
Type of request...PRESCRIBED
.TAG 2218870.0/BOX
.DELDT 09/30/22
.EMAIL joel.r.carlson.nfg@army.mil


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