NORTH MICHIGAN Halfway between North Manitou and Washington Islands (45002)

Conditions for Thursday

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Marine Data Graph

Current Weather/Wave Observations

Air Temperature: 40° F
Wind direction (W Dir): SSW (205 - 214 Degrees)
Wind Speed (W Spd): 9.7 kts (11.2 mph)
Wind Gust (W Spd): 13.6 kts (15.7 mph)
Dominant Wave Period (DWP): 6 sec
Dominant Wave Height (DWH): 2.62 ft
Dominant Wave Range (DWR): exactly 2.6 ft
Wind Wave Period (WWP): 5 sec
Wind Wave Height (WWH): 1.64 ft
Wind Wave Range (WWR): 0.82 - 2.46 ft
Wave Swell Period (WSP): 6 sec
Wave Swell Height (WSH): 1.64 ft
Wave Swell Range (WSR): 0.82 - 2.46 ft
Atmospheric Pressure (AP): 29.88 in
Pressure Tendency (PT): -0.02 in
Steady or increasing, then decreasing; or decreasing, then decreasing more rapidly

Updated: 6:50 PM CST on November 23, 2017

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Current Wave Detail Observations

Water Depth: 594 ft
Wave Height: 2.59 ft
Spectral Peak Period: 5.9 sec
Average Wave Period: 4.1 sec
Sampling Interval: 0.6 sec
Wave Record: 2400 sec

Updated: 7:00 PM CST on November 23, 2017

General Information

Location: 45.344 North -86.411 West
Buoy Type: 3-meter discus buoy
Buoy Hull: 3D46
Payload: AMPS payload
Owned by: NDBC
Windspeed: Measured by obtained from anemometer
Sea Surface: Measured by Intake

Weather and Wave Data

Time Temp Humidity Wind Dominant Wave Wind Wave Wave Swell Pressure
  Air
(°F)
Water
(°F)
  Dir Speed
(kts)
Speed
(mph)
Period
(sec)
Height
(ft)
Range
(ft)
Period
(sec)
Height
(ft)
Range
(ft)
Period
(sec)
Height
(ft)
Range
(ft)
Atmo.
(in)
Tend.
(in)
22:50 33 47
-
SW 17.5 20.1 5 3.61 exactly 3.6 5 3.28 2.46 - 4.10 - - - 30.10 -0.06
23:50 33 47
-
SW 19.4 22.4 5 4.27 exactly 4.3 5 3.28 2.46 - 4.10 - - - 30.07 -0.06
00:50 34 47
-
SW 19.4 22.4 5 4.27 exactly 4.3 5 4.92 4.10 - 5.74 - - - 30.04 -0.07
01:50 34 47
-
WSW 19.4 22.4 5 4.27 exactly 4.3 5 4.92 4.10 - 5.74 - - - 30.04 -0.06
02:50 33 47
-
WSW 17.5 20.1 5 4.27 exactly 4.3 5 4.92 4.10 - 5.74 - - - 30.02 -0.04
03:50 33 47
-
WSW 15.6 17.9 6 4.27 exactly 4.3 6 4.92 4.10 - 5.74 - - - 30.00 -0.04
04:50 33 47
-
WSW 15.6 17.9 6 4.27 exactly 4.3 6 4.92 4.10 - 5.74 - - - 30.00 -0.04
05:50 33 47
-
WSW 15.6 17.9 5 3.94 exactly 3.9 5 3.28 2.46 - 4.10 - - - 29.99 -0.04
06:50 34 47
-
WSW 17.5 20.1 6 3.61 exactly 3.6 6 3.28 2.46 - 4.10 - - - 29.98 -0.03
07:50 34 47
-
WSW 13.6 15.7 6 3.61 exactly 3.6 6 3.28 2.46 - 4.10 - - - 29.97 -0.03
09:50 35 47
-
WSW 13.6 15.7 6 2.95 exactly 3.0 6 3.28 2.46 - 4.10 - - - 29.94 -0.04
10:50 35 47
-
WSW 15.6 17.9 5 2.95 exactly 3.0 5 3.28 2.46 - 4.10 - - - 29.93 -0.04
11:50 36 47
-
WSW 13.6 15.7 6 2.95 exactly 3.0 6 3.28 2.46 - 4.10 - - - 29.90 -0.05
12:50 36 47
-
WSW 13.6 15.7 5 2.95 exactly 3.0 5 3.28 2.46 - 4.10 6 1.64 0.82 - 2.46 29.89 -0.05
13:50 37 47
-
WSW 15.6 17.9 4 2.95 exactly 3.0 4 3.28 2.46 - 4.10 - - - 29.89 -0.04
14:50 38 47
-
WSW 11.7 13.4 6 2.95 exactly 3.0 6 3.28 2.46 - 4.10 - - - 29.89 -0.01
18:50 40 47
-
SSW 9.7 11.2 6 2.62 exactly 2.6 5 1.64 0.82 - 2.46 6 1.64 0.82 - 2.46 29.88 -0.02

Detailed Wave Spectra

Time Water Depth Wave Height Spectral Peak Period Average Wave Period Sampling Interval Wave Record
20:00 594 ft 2.72 ft 4.3 sec 3.7 sec 0.6 sec 2400 sec
21:00 594 ft 3.15 ft 4.5 sec 3.9 sec 0.6 sec 2400 sec
23:00 594 ft 3.61 ft 5.0 sec 4.1 sec 0.6 sec 2400 sec
00:00 594 ft 4.17 ft 5.3 sec 4.3 sec 0.6 sec 2400 sec
01:00 594 ft 4.20 ft 5.0 sec 4.3 sec 0.6 sec 2400 sec
08:00 594 ft 3.61 ft 5.6 sec 4.2 sec 0.6 sec 2400 sec
09:00 594 ft 3.38 ft 5.0 sec 4.1 sec 0.6 sec 2400 sec
10:00 594 ft 3.05 ft 5.6 sec 3.9 sec 0.6 sec 2400 sec
11:00 594 ft 3.08 ft 5.0 sec 3.9 sec 0.6 sec 2400 sec
14:00 594 ft 2.89 ft 4.2 sec 3.8 sec 0.6 sec 2400 sec
16:00 594 ft 2.69 ft 5.6 sec 3.9 sec 0.6 sec 2400 sec
17:00 594 ft 2.69 ft 5.6 sec 4.0 sec 0.6 sec 2400 sec
18:00 594 ft 2.62 ft 5.3 sec 3.9 sec 0.6 sec 2400 sec
19:00 594 ft 2.59 ft 5.9 sec 4.1 sec 0.6 sec 2400 sec