Station APNM4 - Alpena Harbor Light, MI

Owned and maintained by Great Lakes Environmental Research Laboratory
C-MAN Station
45.060 N 83.424 W (45°3'35" N 83°25'25" W)

Site elevation: 177.5 m above mean sea level
Air temp height: 15 m above site elevation
Anemometer height: 17 m above site elevation

Latest NWS Marine Forecast

Search And Rescue (SAR) Data

Meteorological Observations from Nearby Stations and Ships

Latest Satellite Wind Map for this Area

Conditions at APNM4 as of
(7:15 pm EST on 11/23/2009)
0015 GMT on 11/24/2009:
Unit of Measure: Time Zone: Click on the graph icon in the table below to see a time series plot of the last five days of that observation.
	Wind Direction (WDIR):	E ( 90 deg true )
	Wind Speed (WSPD):	10 kts
	Wind Gust (GST):	11 kts
	Air Temperature (ATMP):	44.2 °F
	Wind Chill (CHILL):	38.3 °F
	Combined plot of Wind Speed, Gust, and Air Pressure

Previous observations
MM	DD	TIME (EST)	WDIR	WSPD kts	GST kts	WVHT ft	DPD sec	APD sec	MWD	PRES in	PTDY in	ATMP °F	WTMP °F	DEWP °F	SAL psu	VIS nmi	TIDE ft

11	23	7:00 pm	E	9	10	-	-	-	-	-	-	44.2	-	-	-	-	-
11	23	6:45 pm	E	9	11	-	-	-	-	-	-	44.1	-	-	-	-	-
11	23	6:15 pm	E	9	11	-	-	-	-	-	-	43.9	-	-	-	-	-
11	23	6:00 pm	E	7	10	-	-	-	-	-	-	43.9	-	-	-	-	-
11	23	5:45 pm	E	8	10	-	-	-	-	-	-	43.7	-	-	-	-	-
11	23	5:00 pm	E	10	11	-	-	-	-	-	-	44.1	-	-	-	-	-
11	23	4:45 pm	E	11	13	-	-	-	-	-	-	44.1	-	-	-	-	-
11	23	4:30 pm	ESE	11	13	-	-	-	-	-	-	44.1	-	-	-	-	-
11	23	4:15 pm	E	10	13	-	-	-	-	-	-	44.1	-	-	-	-	-
11	23	4:00 pm	E	9	11	-	-	-	-	-	-	44.1	-	-	-	-	-
11	23	3:45 pm	ESE	9	11	-	-	-	-	-	-	44.1	-	-	-	-	-
11	23	3:30 pm	ESE	10	11	-	-	-	-	-	-	44.1	-	-	-	-	-
11	23	3:15 pm	E	10	13	-	-	-	-	-	-	43.9	-	-	-	-	-
11	23	3:00 pm	ESE	10	13	-	-	-	-	-	-	43.9	-	-	-	-	-
11	23	2:45 pm	E	8	10	-	-	-	-	-	-	44.1	-	-	-	-	-
11	23	2:30 pm	E	10	11	-	-	-	-	-	-	43.9	-	-	-	-	-
11	23	2:15 pm	ESE	9	10	-	-	-	-	-	-	44.1	-	-	-	-	-
11	23	2:00 pm	ESE	9	10	-	-	-	-	-	-	44.2	-	-	-	-	-
11	23	1:45 pm	ESE	8	9	-	-	-	-	-	-	44.2	-	-	-	-	-
11	23	1:15 pm	E	6	8	-	-	-	-	-	-	44.1	-	-	-	-	-
11	23	1:00 pm	E	8	9	-	-	-	-	-	-	43.9	-	-	-	-	-
11	23	12:45 pm	ESE	9	10	-	-	-	-	-	-	43.7	-	-	-	-	-
11	23	12:30 pm	E	10	11	-	-	-	-	-	-	43.7	-	-	-	-	-
11	23	12:15 pm	ESE	10	11	-	-	-	-	-	-	43.7	-	-	-	-	-
11	23	12:00 pm	ESE	12	14	-	-	-	-	-	-	43.7	-	-	-	-	-
11	23	11:45 am	ESE	11	12	-	-	-	-	-	-	43.9	-	-	-	-	-
11	23	11:30 am	ESE	9	11	-	-	-	-	-	-	44.1	-	-	-	-	-
11	23	11:15 am	ESE	10	11	-	-	-	-	-	-	44.1	-	-	-	-	-
11	23	11:00 am	SE	10	11	-	-	-	-	-	-	44.2	-	-	-	-	-
11	23	10:45 am	ESE	11	12	-	-	-	-	-	-	44.2	-	-	-	-	-
11	23	10:30 am	ESE	12	13	-	-	-	-	-	-	44.2	-	-	-	-	-
11	23	10:15 am	ESE	10	12	-	-	-	-	-	-	44.2	-	-	-	-	-
11	23	10:00 am	E	10	12	-	-	-	-	-	-	44.2	-	-	-	-	-
11	23	9:45 am	E	11	12	-	-	-	-	-	-	44.1	-	-	-	-	-
11	23	9:30 am	E	11	14	-	-	-	-	-	-	44.1	-	-	-	-	-
11	23	9:15 am	E	10	11	-	-	-	-	-	-	43.9	-	-	-	-	-
11	23	9:00 am	E	10	11	-	-	-	-	-	-	43.9	-	-	-	-	-
11	23	8:45 am	E	8	9	-	-	-	-	-	-	43.7	-	-	-	-	-
11	23	8:30 am	E	8	9	-	-	-	-	-	-	44.1	-	-	-	-	-
11	23	8:15 am	E	6	7	-	-	-	-	-	-	44.1	-	-	-	-	-
11	23	8:00 am	ENE	5	6	-	-	-	-	-	-	44.1	-	-	-	-	-
11	23	7:45 am	ESE	6	7	-	-	-	-	-	-	44.2	-	-	-	-	-
11	23	7:30 am	E	5	6	-	-	-	-	-	-	44.1	-	-	-	-	-
11	23	7:15 am	E	7	8	-	-	-	-	-	-	44.1	-	-	-	-	-
11	23	7:00 am	E	7	8	-	-	-	-	-	-	44.2	-	-	-	-	-
11	23	6:45 am	ENE	7	8	-	-	-	-	-	-	43.9	-	-	-	-	-
11	23	6:30 am	ENE	7	8	-	-	-	-	-	-	44.2	-	-	-	-	-
11	23	6:15 am	ENE	7	8	-	-	-	-	-	-	43.9	-	-	-	-	-
11	23	6:00 am	ENE	7	9	-	-	-	-	-	-	43.7	-	-	-	-	-
11	23	5:45 am	E	6	7	-	-	-	-	-	-	43.7	-	-	-	-	-
11	23	5:30 am	ENE	4	4	-	-	-	-	-	-	43.2	-	-	-	-	-
11	23	5:15 am	E	4	5	-	-	-	-	-	-	43.5	-	-	-	-	-
11	23	5:00 am	E	4	5	-	-	-	-	-	-	43.7	-	-	-	-	-
11	23	4:45 am	SE	5	6	-	-	-	-	-	-	44.4	-	-	-	-	-
11	23	4:00 am	SSE	4	5	-	-	-	-	-	-	44.4	-	-	-	-	-
11	23	3:45 am	S	3	3	-	-	-	-	-	-	43.9	-	-	-	-	-
11	23	3:30 am	SSE	3	4	-	-	-	-	-	-	43.9	-	-	-	-	-
11	23	3:15 am	S	4	5	-	-	-	-	-	-	43.7	-	-	-	-	-
11	23	3:00 am	S	5	5	-	-	-	-	-	-	43.7	-	-	-	-	-
11	23	2:45 am	S	5	6	-	-	-	-	-	-	43.9	-	-	-	-	-
11	23	2:30 am	SSE	6	7	-	-	-	-	-	-	43.7	-	-	-	-	-
11	23	2:15 am	SSE	7	8	-	-	-	-	-	-	43.7	-	-	-	-	-
11	23	2:00 am	SSE	7	8	-	-	-	-	-	-	43.5	-	-	-	-	-
11	23	1:45 am	SSE	7	8	-	-	-	-	-	-	43.5	-	-	-	-	-
11	23	1:30 am	SSE	8	8	-	-	-	-	-	-	43.5	-	-	-	-	-
11	23	1:00 am	SSE	7	7	-	-	-	-	-	-	43.5	-	-	-	-	-
11	23	12:45 am	S	7	8	-	-	-	-	-	-	43.7	-	-	-	-	-
11	23	12:30 am	S	7	8	-	-	-	-	-	-	43.7	-	-	-	-	-
11	23	12:15 am	S	9	11	-	-	-	-	-	-	43.7	-	-	-	-	-
11	23	12:00 am	S	10	12	-	-	-	-	-	-	43.9	-	-	-	-	-
11	22	11:45 pm	SSE	10	12	-	-	-	-	-	-	43.9	-	-	-	-	-
11	22	11:30 pm	SSE	10	11	-	-	-	-	-	-	44.1	-	-	-	-	-
11	22	11:15 pm	SSE	9	10	-	-	-	-	-	-	44.1	-	-	-	-	-
11	22	11:00 pm	SSE	9	10	-	-	-	-	-	-	44.2	-	-	-	-	-
11	22	10:45 pm	SSE	11	12	-	-	-	-	-	-	44.4	-	-	-	-	-
11	22	10:30 pm	SSE	15	16	-	-	-	-	-	-	44.6	-	-	-	-	-
11	22	10:15 pm	SSE	13	15	-	-	-	-	-	-	44.8	-	-	-	-	-
11	22	10:00 pm	SSE	13	14	-	-	-	-	-	-	45.0	-	-	-	-	-
11	22	9:45 pm	SSE	12	14	-	-	-	-	-	-	45.0	-	-	-	-	-
11	22	9:30 pm	SSE	11	12	-	-	-	-	-	-	45.1	-	-	-	-	-
11	22	9:15 pm	SE	9	10	-	-	-	-	-	-	45.1	-	-	-	-	-
11	22	9:00 pm	ESE	8	9	-	-	-	-	-	-	45.1	-	-	-	-	-
11	22	8:45 pm	SE	9	9	-	-	-	-	-	-	45.1	-	-	-	-	-
11	22	8:30 pm	SE	10	11	-	-	-	-	-	-	45.1	-	-	-	-	-
11	22	8:15 pm	SSE	10	11	-	-	-	-	-	-	45.1	-	-	-	-	-
11	22	8:00 pm	SE	9	10	-	-	-	-	-	-	45.0	-	-	-	-	-
11	22	7:45 pm	SSE	10	11	-	-	-	-	-	-	44.8	-	-	-	-	-
11	22	7:30 pm	SSE	9	10	-	-	-	-	-	-	44.6	-	-	-	-	-
11	22	7:15 pm	SSE	9	10	-	-	-	-	-	-	44.4	-	-	-	-	-
11	22	7:00 pm	SSE	9	10	-	-	-	-	-	-	44.1	-	-	-	-	-

Description of Measurements

Links which are specific to this station are listed below:

Real Time Data in tabular form for the last forty-five days.

Historical Data & Climatic Summaries for quality controlled data for the current month, previous months, and previous years.

U.S. Dept. of Commerce
National Oceanic and Atmospheric Administration
National Weather Service
National Data Buoy Center
1007 Balch Blvd.
Stennis Space Center, MS 39529
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Page last modified: October 27, 2009

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