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

Conditions for Wednesday

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Marine Data Graph

Current Weather/Wave Observations

Air Temperature: 57° F
Wind direction (W Dir): West (265 - 274 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): 5 sec
Dominant Wave Height (DWH): 2.30 ft
Dominant Wave Range (DWR): exactly 2.3 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): 5 sec
Wave Swell Height (WSH): 1.64 ft
Wave Swell Range (WSR): 0.82 - 2.46 ft
Atmospheric Pressure (AP): 29.98 in
Pressure Tendency (PT): -0.02 in
Decreasing (steadily or unsteadily)

Updated: 2:50 AM CDT on September 17, 2014

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Current Wave Detail Observations

Water Depth: 574 ft
Wave Height: 2.33 ft
Spectral Peak Period: 5.3 sec
Average Wave Period: 3.9 sec
Sampling Interval: 0.6 sec
Wave Record: 2400 sec

Updated: 3:00 AM CDT on September 17, 2014

General Information

Location: 45.344 North -86.411 West
Buoy Type: 2.4-meter discus buoy
Buoy Hull: 2.4DV04
Payload: ARES payload
Owned by: NDBC
Windspeed: Measured by obtained from anemometer
Sea Surface: Measured by Intake
Note: For Great Lakes marine forecasts, select: GREAT LAKES FORECASTS

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)
20:50 59 59
-
SW 15.6 17.9 5 2.95 exactly 3.0 5 3.28 2.46 - 4.10 - - - 30.00 -
21:50 59 59
-
SW 15.6 17.9 4 2.62 exactly 2.6 4 3.28 2.46 - 4.10 - - - 29.99 -
22:50 59 59
-
WSW 15.6 17.9 5 2.62 exactly 2.6 5 3.28 2.46 - 4.10 - - - 30.00 -
23:50 59 59
-
West 13.6 15.7 5 2.30 exactly 2.3 5 1.64 0.82 - 2.46 - - - 30.00 -
00:50 59 59
-
West 15.6 17.9 5 2.30 exactly 2.3 5 1.64 0.82 - 2.46 - - - 29.99 -
01:50 58 58
-
West 11.7 13.4 5 2.30 exactly 2.3 5 1.64 0.82 - 2.46 - - - 29.99 -
02:50 57 58
-
West 9.7 11.2 5 2.30 exactly 2.3 5 1.64 0.82 - 2.46 5 1.64 0.82 - 2.46 29.98 -0.02

Detailed Wave Spectra

Time Water Depth Wave Height Spectral Peak Period Average Wave Period Sampling Interval Wave Record
20:00 574 ft 3.15 ft 4.8 sec 3.7 sec 0.6 sec 2400 sec
21:00 574 ft 2.85 ft 4.5 sec 3.6 sec 0.6 sec 2400 sec
22:00 574 ft 2.69 ft 4.3 sec 3.6 sec 0.6 sec 2400 sec
00:00 574 ft 2.40 ft 4.8 sec 3.6 sec 0.6 sec 2400 sec
01:00 574 ft 2.13 ft 5.0 sec 3.8 sec 0.6 sec 2400 sec
02:00 574 ft 2.30 ft 4.5 sec 3.7 sec 0.6 sec 2400 sec
03:00 574 ft 2.33 ft 5.3 sec 3.9 sec 0.6 sec 2400 sec