Suppression Forecast
Issued by NWS Boston, MA

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FNUS71 KBOX 221941
FWSBOX

Spot Forecast for Exeter Fire...RI DEM
National Weather Service Boston/Norton MA
241 PM EST Sat Feb 22 2020

Forecast is based on forecast start time of 1500 EST on February 22.
If conditions become unrepresentative...contact the National Weather
Service.

.DISCUSSION...

High pressure remains in control of the region bringing dry weather
through the weekend. Min RH levels will range from 25 to 35 percent.

OUTLOOK...Monday through Tuesday...

Dry weather continues Monday with increasing clouds. Rain chances then
increase Tuesday.

.REST OF TODAY...

Sky/weather.........Sunny (0-5 percent).
CWR.................0 percent.
Max temperature.....Around 45.
Min humidity........36 percent.
Dewpoint............19.
Min apparent temp...35.
Surface winds.......West winds 7 to 12 mph.
Wind (20 ft)........West winds 9 to 14 mph.
Mixing height.......1700-2400 ft AGL.
Transport winds.....West 14 to 17 mph.
Smoke dispersal.....Fair to good (20100-36200 knot-ft).
LVORI...............2.
ADI.................47 decreasing to 9 late in the afternoon.
Haines Index........5 moderate potential for large plume dominated
                    fire growth.
CEILING (KFT).......25.

TIME (EST)      3PM 4PM 5PM
Sky (%).........1   3   1
Weather cov.....
Weather type....
Tstm cov........
CWR.............0   0   0
Temp............43  43  40
Dewpoint........18  19  20
RH..............36  38  44
Heat index (F)..37  38  35
20 FT wind dir..W   W   W
20 FT wind spd..12  9   7
20 FT wind gust.16  16  13
Surface wnd dir.W   W   W
Surface wnd spd.12  9   7
Surface wnd gst.16  16  13
Mix hgt (kft)...2.4 2.4 1.7
Transp wind dir.W   W   W
Transp wind spd.16  17  14
LVORI...........1   1   2
ADI.............46  48  9
Haines index....5   5   5
VRate kt-ft/100034  36  20
Ceiling (kft)...25  25  25

.TONIGHT...

Sky/weather.........Clear (0-5 percent).
CWR.................0 percent.
Min temperature.....Around 27.
Max humidity........69 percent.
Dewpoint............21.
Min apparent temp...24.
Surface winds.......West winds 5 to 10 mph in the evening becoming
                    light out of the west in the late evening.
Wind (20 ft)........West winds 5 to 7 mph in the evening becoming
                    light by late evening.
Mixing height.......100-900 ft AGL.
Transport winds.....Southwest 5 to 9 mph.
Smoke dispersal.....Poor (500 knot-ft).
LVORI...............3.
ADI.................4.
Haines Index........5 moderate potential for large plume dominated
                    fire growth.
CEILING (KFT).......25.

TIME (EST)      6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
Sky (%).........1   0   0   0   1   2   2   1   1   0   0   0
Weather cov.....
Weather type....
Tstm cov........
CWR.............0   0   0   0   0   0   0   0   0   0   0   0
Temp............36  34  34  34  33  33  33  32  31  30  30  29
Dewpoint........21  21  21  22  22  22  22  20  20  20  20  20
RH..............54  58  58  61  63  63  63  61  63  66  66  69
Heat index (F)..30  29  30  30  29  29  29  29  28  25  26  24
20 FT wind dir..W   W   W   W   W   W   W   W   W   W   W   W
20 FT wind spd..7   6   5   5   5   5   5   3   3   5   3   5
20 FT wind gust.12  12  10  8   13  13  13  14  13  13  13  13
Surface wnd dir.W   W   W   W   W   W   W   W   W   W   W   W
Surface wnd spd.7   6   5   5   5   5   5   3   3   5   3   5
Surface wnd gst.12  12  10  8   13  13  13  14  13  13  13  13
Mix hgt (kft)...0.9 0.2 0.2 0.2 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1
Transp wind dir.W   W   W   W   W   W   W   SW  SW  SW  SW  W
Transp wind spd.9   6   6   5   5   5   5   5   5   6   6   6
LVORI...........2   2   2   2   3   3   3   3   3   3   3   3
ADI.............6   3   3   2   2   2   2   2   2   3   3   3
Haines index....5   5   5   5   5   5   5   5   5   5   5   5
VRate kt-ft/10008   1   1   1   1   1   1   1   1   1   1   1
Ceiling (kft)...25  25  25  25  25  25  25  25  25  25  25  25

.SUNDAY...

Sky/weather.........Sunny (0-10 percent).
CWR.................0 percent.
Max temperature.....Around 53.
Min humidity........37 percent.
Dewpoint............21 increasing to 25 early.
Min apparent temp...24.
Surface winds.......Southwest winds 5 to 9 mph.
Wind (20 ft)........Southwest winds 7 to 10 mph.
Mixing height.......200-2000 ft AGL increasing to 1600-3000 ft AGL
                    early.
Transport winds.....Southwest 6 to 15 mph.
Smoke dispersal.....Poor to good (800-33100 knot-ft).
LVORI...............2.
ADI.................7 increasing to 21 late in the morning, then
                    increasing to 43 in the late morning and
                    afternoon decreasing to 5 late in the
                    afternoon.
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.

TIME (EST)      6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........0   0   1   1   2   3   3   4   4   5   5   6
Weather cov.....
Weather type....
Tstm cov........
CWR.............0   0   0   0   0   0   0   0   0   0   0   0
Temp............29  29  32  36  40  44  47  49  50  51  51  49
Dewpoint........20  20  22  22  23  25  26  26  26  26  26  26
RH..............69  69  66  56  50  47  43  40  39  37  37  40
Heat index (F)..24  24  27  31  35  39  43  45  46  51  51  46
20 FT wind dir..W   W   W   W   W   W   W   SW  SW  SW  SW  SW
20 FT wind spd..5   5   5   6   7   8   8   9   9   9   8   8
20 FT wind gust.13  13  13  13  13  13  16  14  14  14  14  13
Surface wnd dir.W   W   W   W   W   W   W   SW  SW  SW  SW  SW
Surface wnd spd.5   5   5   6   7   8   8   9   9   9   8   8
Surface wnd gst.13  13  13  13  13  13  16  14  14  14  14  13
Mix hgt (kft)...0.2 0.2 0.8 1.4 2.0 2.4 2.7 3.0 2.7 2.5 2.2 1.6
Transp wind dir.W   W   W   W   W   W   W   W   W   SW  SW  SW
Transp wind spd.6   6   9   12  15  14  14  13  13  14  14  12
LVORI...........3   3   3   2   1   1   1   1   1   1   1   2
ADI.............3   6   10  21  39  41  46  47  43  43  39  5
Haines index....4   4   4   4   4   4   5   5   5   5   5   5
VRate kt-ft/10001   1   6   14  26  28  32  33  30  30  27  16
Ceiling (kft)...25  25  25  25  25  25  25  25  25  25  25  25

$$
Forecaster...BRW/Chai
Requested by...Olney Knight
Type of request...WILDFIRE
.TAG 2002748.0/BOX
.DELDT 02/22/20
.EMAIL Olney.knight@dem.ri.gov



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