Spot Forecast
Issued by NWS Gaylord, MI

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Spot Forecast for SEC NGL HARRISVILLE SAR CASE...USCG SEC Northern Great Lakes
National Weather Service Gaylord MI
1030 AM EDT Wed Jun 5 2024

Forecast is based on forecast start time of 1400 EDT on June 05.
If conditions become unrepresentative... contact the National Weather
Service.

Please contact our office at (989)732-9306, if you have questions
or concerns with this forecast.

.DISCUSSION...
Showers and embedded thunderstorms will become more numerous along the
northeast lower Michigan coastline today. A stronger storm or two is
possible today. Any strong storm would produce brief erratic wind
gusts, and heavy rain. Otherwise, south winds of 10 to 15 knots with
gusts to 20 knots will become southwest and weaken a bit toward sunset.
Waves of 2 to 3 feet will be common into this evening, before dropping
below 2 feet tonight.

.REST OF TODAY...

Sky/weather.........Cloudy (90-100 percent). Showers and scattered
                    thunderstorms.
Chance of pcpn......80 percent.
Chance of thunder...41 percent.
Max temperature.....Around 63.
Surface winds.......South winds 13 to 14 knots.
Ceiling (kft).......3.0.
Visibility (sm).....7 decreasing to 3 late in the afternoon, then
                    increasing to 6 late in the afternoon.
Wave Height.........Waves 1 to 3 feet.
Wave period.........5 seconds.
Freezing Spray......None.
Lake Surface Temp...51 Degrees Fahrenheit.
Wave Direction......143.

TIME (EDT)      2PM 3PM 4PM 5PM
Sky (%).........94  97  94  98
Weather cov.....DEF DEF DEF DEF
Weather type....RW  RW  RW  RW
Tstm cov........SCT SCT SCT SCT
Chc of pcpn (%).80  80  80  80
Chc of thdr (%).40  40  40  40
Temp............62  62  61  61
Ceiling (kft)...3.0 3.4 3.3 3.3
Visibility (sm).8   7   3   6
Surface wnd dir.S   S   S   S
Surface wnd spd.14  14  14  14
Surface wnd gst.20  20  20  20
Wave Direction..140 140 140 140
Wave period (s).5   5   5   5
Wave height (ft)3   3   3   3
Freezing spray..

.TONIGHT...

Sky/weather.........Mostly cloudy (70-80 percent) then becoming
                    partly cloudy (35-45 percent) then becoming
                    mostly cloudy (50-60 percent). Rain showers and
                    scattered thunderstorms in the evening, then
                    scattered rain showers and isolated
                    thunderstorms overnight.
Chance of pcpn......80 percent.
Chance of thunder...35 percent.
Min temperature.....Around 54.
Surface winds.......Southwest winds 7 to 12 knots decreasing to 7
                    to 8 knots overnight.
Ceiling (kft).......3.1 increasing to 4.1 early in the evening,
                    then decreasing to 2.0 late in the evening
                    increasing to 2.5 in the late evening and
                    overnight increasing to 4.1 increasing to 9.4
                    after 3 am increasing to 11.
Visibility (sm).....6 increasing to 8 after 3 am.
Wave Height.........Waves subsiding to calm to 2 feet.
Wave period.........5 seconds.
Freezing Spray......None.
Lake Surface Temp...51 Degrees Fahrenheit.
Wave Direction......140.

TIME (EDT)      6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
Sky (%).........97  98  95  77  63  51  44  40  40  43  54  59
Weather cov.....DEF DEF SCT SCT SCT ISO ISO ISO ISO ISO ISO SCT
Weather type....RW  RW  RW  RW  RW  RW  RW  RW  RW  RW  RW  RW
Tstm cov........SCT SCT SCT SCT SCT             ISO ISO ISO
Chc of pcpn (%).80  80  30  30  30  20  20  20  20  20  20  30
Chc of thdr (%).40  40  30  30  30  10  10  10  20  20  20  10
Temp............61  60  61  60  60  60  59  58  57  59  59  57
Ceiling (kft)...3.1 3.8 4.1 2.0 2.8 2.5 2.9 2.9 2.8 4.1 9.4 11
Visibility (sm).7   7   6   7   7   7   7   7   7   8   10  10
Surface wnd dir.S   S   S   SW  SW  SW  SW  SW  SW  SW  SW  SW
Surface wnd spd.12  12  12  10  10  10  8   8   8   8   8   8
Surface wnd gst.17  17  17  15  15  15  12  12  12  14  14  14
Wave Direction..150 150 150 140 140 140 140 140 140 140 140 140
Wave period (s).5   5   5   5   5   5   5   5   5   4   4   4
Wave height (ft)2   2   2   2   2   1   1   1   1   1   1   1
Freezing spray..

.THURSDAY...

Sky/weather.........Partly sunny (45-55 percent) then becoming
                    sunny (15-25 percent) then becoming partly
                    sunny (50-60 percent). Scattered rain showers
                    in the morning and early afternoon, then rain
                    showers likely late in the afternoon.
Chance of pcpn......70 percent.
Chance of thunder...24 percent.
Max temperature.....Around 65.
Surface winds.......West winds 7 to 12 knots.
Ceiling (kft).......21 decreasing to 5.9.
Visibility (sm).....10 in the morning and early afternoon.
Wave Height.........Waves calm to 2 feet.
Wave period.........4 seconds.
Freezing Spray......None.
Lake Surface Temp...51 Degrees Fahrenheit.
Wave Direction......247.

TIME (EDT)      6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........55  52  47  49  51  21  54  51  48  65  66  66
Weather cov.....SCT SCT CHC CHC CHC CHC CHC CHC LKY LKY LKY LKY
Weather type....RW  RW  RW  RW  RW  RW  RW  RW  RW  RW  RW  RW
Tstm cov........                                SCH SCH SCH SCH
Chc of pcpn (%).30  30  50  50  50  50  50  50  70  70  70  70
Chc of thdr (%).10  10  10  10  10  10  10  10  20  20  20  20
Temp............56  57  58  60  61  63  63  63  64  63  62  62
Ceiling (kft)...21  22  23  23  22  21  11  6.8 5.9
Visibility (sm).10  10  10  10  10  10  10  10  10
Surface wnd dir.SW  SW  SW  W   W   W   SW  SW  SW  W   W   W
Surface wnd spd.9   9   9   10  10  10  12  12  12  11  11  11
Surface wnd gst.15  15  15  16  16  16  17  17  17  17  17  17
Wave Direction..150 150 150 230 230 230 240 240 240 250 250 250
Wave period (s).4   4   4   2   2   2   3   3   3   2   2   2
Wave height (ft)1   1   1   1   1   1   1   1   1   1   1   1
Freezing spray..

$$
Forecaster...JZ
Requested by...OS1 CLEMONS
Type of request...MARINE
.TAG 2415598.1/APX
.DELDT 06/05/24
.FormatterVersion 2.0.0
.EMAIL SAMUEL.H.CLEMONS@uscg.mil