Suppression Forecast
Issued by NWS Upton, NY

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000
FNUS71 KOKX 220954
FWSOKX

Spot Forecast for BNL East Unit C...Brookhaven National Laboratory
National Weather Service New York NY
554 AM EDT Thu Jun 22 2017

Forecast is based on ignition time of 0000 EDT on June 22.
If conditions become unrepresentative...contact the National Weather
Service.

.DISCUSSION...

.REST OF TONIGHT...

Sky/weather.........Partly cloudy (25-35 percent), then becoming
                    mostly clear (0-10 percent).
CWR.................10 percent.
Min temperature.....Around 60.
Max humidity........97 percent.
Wind (20 ft)........
 Slope/valley.......Light and variable winds.
Mixing height.......0-200 ft AGL.
Transport winds.....North 5 to 10 mph.

TIME (EDT)      MID 1AM 2AM 3AM 4AM 5AM
Sky (%).........30  3   8   7   5   4
Weather cov.....
Weather type....
Tstm cov........
CWR.............10  10  0   0   0   0
Temp............67  65  65  64  63  62
RH..............90  97  93  90  90  87
20 FT wind dir..290 000 300 310 340 350
20 FT wind spd..4   2   4   4   3   2
20 FT wind gust.5   5   5   5   5   5
Mix hgt (kft)...0.2 0.1 0.1 0.1 0.1 0.1
Transp wind dir.290 300 300 310 340 350
Transp wind spd.10  10  9   7   6   5

.TODAY...

Sky/weather.........Sunny (0-5 percent).
CWR.................0 percent.
Max temperature.....Around 82.
Min humidity........45 percent.
Wind (20 ft)........
 Slope/valley.......Light and variable winds, becoming south 6 to 9
                    mph in the afternoon.
Mixing height.......200-1100 ft AGL, increasing to 2500-4000 ft AGL
                    late in the morning, then increasing to
                    3900-5800 ft AGL late in the morning,
                    decreasing to 3000 ft AGL late.
Transport winds.....Southwest 5 to 13 mph.

TIME (EDT)      6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........4   3   3   2   1   0   1   2   3   3   2   2
Weather cov.....
Weather type....
Tstm cov........
CWR.............0   0   0   0   0   0   0   0   0   0   0   0
Temp............61  66  70  73  76  78  79  80  79  79  79  78
RH..............93  81  71  62  54  48  47  45  49  49  50  54
20 FT wind dir..000 000 000 320 240 200 200 200 200 200 200 200
20 FT wind spd..3   3   4   3   2   2   4   6   9   9   9   8
20 FT wind gust.5   5   5   5   5   5   10  10  15  15  15  15
Mix hgt (kft)...0.2 0.5 1.1 2.5 4.0 5.3 5.8 5.8 5.5 4.8 3.9 3.0
Transp wind dir.000 000 000 340 290 270 260 250 240 240 220 220
Transp wind spd.5   7   7   7   7   7   8   9   10  12  13  13

.TONIGHT...

Sky/weather.........Partly cloudy (25-35 percent), then becoming
                    mostly cloudy (70-80 percent). Patchy fog after
                    midnight.
CWR.................10 percent.
Min temperature.....Around 70.
Max humidity........81 percent.
Wind (20 ft)........
 Slope/valley.......South winds 5 to 7 mph in the evening, becoming
                    light and variable.
Mixing height.......700-2200 ft AGL.
Transport winds.....South 8 to 13 mph.

TIME (EDT)      6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
Sky (%).........13  24  35  49  62  75  78  81  84  85  87  88
Weather cov.....                                PTY PTY PTY PTY
Weather type....                                FOG FOG FOG FOG
Tstm cov........
CWR.............0   0   10  10  10  10  10  10  10  10  10  10
Temp............77  76  75  74  73  73  73  73  73  73  73  72
RH..............58  62  66  71  76  76  79  79  79  79  79  81
20 FT wind dir..200 200 200 200 200 200 200 210 210 200 190 190
20 FT wind spd..7   6   5   5   5   5   4   4   4   4   3   3
20 FT wind gust.15  10  10  10      10  5   5   5   5   5   5
Mix hgt (kft)...2.2 1.4 0.9 0.8 0.8 0.9 0.9 0.8 0.8 0.8 0.7 0.7
Transp wind dir.210 200 200 200 200 190 200 200 200 200 200 190
Transp wind spd.13  12  10  10  12  12  10  10  9   8   8   8

.FRIDAY...

Sky/weather.........Mostly cloudy (75-85 percent). Patchy fog early
                    in the morning. Scattered showers and
                    thunderstorms.
CWR.................30 percent, decreasing to 20 percent in the
                    afternoon.
Max temperature.....Around 79.
Min humidity........76 percent.
Wind (20 ft)........
 Slope/valley.......Light and variable winds, becoming southwest 7
                    to 12 mph with gusts up to 20 mph in the late
                    morning and afternoon. Gusty and erratic winds
                    expected near thunderstorms early in the
                    morning.
Mixing height.......700-2500 ft AGL.
Transport winds.....Southwest 7 to 15 mph, increasing to 28 to 30
                    mph.

TIME (EDT)      6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........88  88  88  91  93  96  95  94  93  84  74  65
Weather cov.....SCT SCT SCT SCT SCT SCT SCT SCT ISO ISO ISO ISO
Weather type....RW  RW  RW  RW  RW  RW  RW  RW  RW  RW  RW  RW
Tstm cov........        ISO ISO SCT SCT SCT SCT ISO ISO ISO ISO
CWR.............30  30  30  30  30  30  30  30  20  20  20  20
Temp............72  73  73  74  75  76  76  77  76  76  75  75
RH..............81  79  79  79  79  79  79  76  79  79  82  82
20 FT wind dir..190 200 210 210 210 210 210 210 210 210 210 210
20 FT wind spd..3   4   4   6   7   8   10  11  12  12  12  11
20 FT wind gust.5   5   10  10  15  15  20  20  20  20  20  20
Mix hgt (kft)...0.7 0.7 0.7 0.8 0.9 1.1 1.6 2.1 2.4 2.5 2.3 2.0
Transp wind dir.200 200 210 210 220 220 220 210 210 220 220 220
Transp wind spd.7   7   8   10  15  18  23  28  30  30  29  28

$$
Forecaster...BG
Requested by...Kathy Schwager
Type of request...PRESCRIBED
.TAG 1711365.0/OKX
.EMAIL kschwager@bnl.gov



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