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Station APNM4 - Alpena Harbor Light, Alpena, 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: 18 m above site elevation

Search And Rescue (SAR) Data

Meteorological Observations from Nearby Stations and Ships

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Stations with recent data

Stations with no data in last 8 hours
(24 hours for tsunami stations)

Disclaimer

Conditions at APNM4 as of
(11:00 pm EDT on 08/19/2018)
0300 GMT on 08/20/2018:
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):	S ( 170 deg true )
	Wind Speed (WSPD):	13 kts
	Wind Gust (GST):	13 kts
	Air Temperature (ATMP):	73.2 °F
	Combined plot of Wind Speed, Gust, and Air Pressure

Previous observations

MM	DD	TIME (EDT)	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
08	19	10:50 pm	S	12	14	-	-	-	-	-	-	73.2	-	-	-	-	-
08	19	10:40 pm	SSE	14	14	-	-	-	-	-	-	73.2	-	-	-	-	-
08	19	10:30 pm	S	13	15	-	-	-	-	-	-	73.2	-	-	-	-	-
08	19	10:20 pm	S	12	13	-	-	-	-	-	-	73.2	-	-	-	-	-
08	19	10:10 pm	S	12	14	-	-	-	-	-	-	73.2	-	-	-	-	-
08	19	10:00 pm	S	13	14	-	-	-	-	-	-	73.0	-	-	-	-	-
08	19	9:50 pm	S	13	14	-	-	-	-	-	-	73.0	-	-	-	-	-
08	19	9:40 pm	SSE	14	15	-	-	-	-	-	-	73.0	-	-	-	-	-
08	19	9:30 pm	S	14	15	-	-	-	-	-	-	73.0	-	-	-	-	-
08	19	9:20 pm	S	13	15	-	-	-	-	-	-	73.0	-	-	-	-	-
08	19	9:10 pm	SSE	14	15	-	-	-	-	-	-	72.9	-	-	-	-	-
08	19	9:00 pm	S	13	15	-	-	-	-	-	-	72.7	-	-	-	-	-
08	19	8:50 pm	SSE	13	14	-	-	-	-	-	-	72.7	-	-	-	-	-
08	19	8:40 pm	SSE	12	15	-	-	-	-	-	-	72.7	-	-	-	-	-
08	19	8:30 pm	S	13	13	-	-	-	-	-	-	72.7	-	-	-	-	-
08	19	8:20 pm	SSE	15	17	-	-	-	-	-	-	72.9	-	-	-	-	-
08	19	8:10 pm	SSE	16	17	-	-	-	-	-	-	72.7	-	-	-	-	-
08	19	8:00 pm	SSE	15	16	-	-	-	-	-	-	72.9	-	-	-	-	-
08	19	7:50 pm	SSE	14	16	-	-	-	-	-	-	72.9	-	-	-	-	-
08	19	7:40 pm	SSE	14	16	-	-	-	-	-	-	72.9	-	-	-	-	-
08	19	7:30 pm	SSE	14	15	-	-	-	-	-	-	72.7	-	-	-	-	-
08	19	7:20 pm	SSE	13	15	-	-	-	-	-	-	72.7	-	-	-	-	-
08	19	7:10 pm	SSE	12	14	-	-	-	-	-	-	72.7	-	-	-	-	-
08	19	7:00 pm	SSE	12	13	-	-	-	-	-	-	72.5	-	-	-	-	-
08	19	6:50 pm	SSE	12	13	-	-	-	-	-	-	72.5	-	-	-	-	-
08	19	6:40 pm	SSE	12	13	-	-	-	-	-	-	72.5	-	-	-	-	-
08	19	6:30 pm	SSE	12	13	-	-	-	-	-	-	72.3	-	-	-	-	-
08	19	6:20 pm	SE	11	13	-	-	-	-	-	-	72.3	-	-	-	-	-
08	19	6:10 pm	SE	12	14	-	-	-	-	-	-	72.3	-	-	-	-	-
08	19	6:00 pm	SSE	12	13	-	-	-	-	-	-	72.1	-	-	-	-	-
08	19	5:50 pm	SSE	13	14	-	-	-	-	-	-	72.5	-	-	-	-	-
08	19	5:40 pm	SE	12	13	-	-	-	-	-	-	72.3	-	-	-	-	-
08	19	5:30 pm	SSE	12	13	-	-	-	-	-	-	72.5	-	-	-	-	-
08	19	5:20 pm	SE	11	13	-	-	-	-	-	-	72.3	-	-	-	-	-
08	19	5:10 pm	SSE	13	14	-	-	-	-	-	-	72.3	-	-	-	-	-
08	19	5:00 pm	SSE	13	15	-	-	-	-	-	-	72.3	-	-	-	-	-
08	19	4:50 pm	SSE	13	14	-	-	-	-	-	-	72.3	-	-	-	-	-
08	19	4:40 pm	SSE	13	14	-	-	-	-	-	-	72.3	-	-	-	-	-
08	19	4:30 pm	SSE	15	16	-	-	-	-	-	-	72.1	-	-	-	-	-
08	19	4:20 pm	SSE	13	14	-	-	-	-	-	-	72.1	-	-	-	-	-
08	19	4:10 pm	SSE	12	14	-	-	-	-	-	-	72.1	-	-	-	-	-
08	19	4:00 pm	SSE	12	13	-	-	-	-	-	-	72.0	-	-	-	-	-
08	19	3:50 pm	SSE	12	13	-	-	-	-	-	-	72.0	-	-	-	-	-
08	19	3:40 pm	SSE	14	15	-	-	-	-	-	-	72.0	-	-	-	-	-
08	19	3:30 pm	SSE	15	16	-	-	-	-	-	-	72.0	-	-	-	-	-
08	19	3:20 pm	SE	14	15	-	-	-	-	-	-	72.0	-	-	-	-	-
08	19	3:10 pm	SSE	14	15	-	-	-	-	-	-	72.0	-	-	-	-	-
08	19	3:00 pm	SSE	14	15	-	-	-	-	-	-	72.0	-	-	-	-	-
08	19	2:50 pm	SE	14	15	-	-	-	-	-	-	72.0	-	-	-	-	-
08	19	2:40 pm	SE	13	15	-	-	-	-	-	-	72.0	-	-	-	-	-
08	19	2:30 pm	SSE	14	15	-	-	-	-	-	-	72.1	-	-	-	-	-
08	19	2:20 pm	SSE	15	16	-	-	-	-	-	-	71.8	-	-	-	-	-
08	19	2:10 pm	SSE	14	15	-	-	-	-	-	-	71.8	-	-	-	-	-
08	19	2:00 pm	SSE	12	14	-	-	-	-	-	-	72.0	-	-	-	-	-
08	19	1:50 pm	SE	13	13	-	-	-	-	-	-	71.6	-	-	-	-	-
08	19	1:40 pm	SSE	11	12	-	-	-	-	-	-	71.6	-	-	-	-	-
08	19	1:30 pm	SE	12	12	-	-	-	-	-	-	71.6	-	-	-	-	-
08	19	1:20 pm	SE	10	11	-	-	-	-	-	-	71.6	-	-	-	-	-
08	19	1:10 pm	SE	10	11	-	-	-	-	-	-	71.6	-	-	-	-	-
08	19	1:00 pm	SSE	9	10	-	-	-	-	-	-	71.4	-	-	-	-	-
08	19	12:50 pm	SSE	7	8	-	-	-	-	-	-	71.4	-	-	-	-	-
08	19	12:40 pm	SE	7	7	-	-	-	-	-	-	71.2	-	-	-	-	-
08	19	12:30 pm	SE	6	7	-	-	-	-	-	-	71.4	-	-	-	-	-
08	19	12:20 pm	SE	4	6	-	-	-	-	-	-	71.4	-	-	-	-	-
08	19	12:10 pm	SE	4	5	-	-	-	-	-	-	71.2	-	-	-	-	-
08	19	12:00 pm	SE	5	6	-	-	-	-	-	-	71.1	-	-	-	-	-
08	19	11:50 am	SE	5	6	-	-	-	-	-	-	70.9	-	-	-	-	-
08	19	11:40 am	SSE	4	5	-	-	-	-	-	-	71.1	-	-	-	-	-
08	19	11:30 am	SE	4	5	-	-	-	-	-	-	70.9	-	-	-	-	-
08	19	11:20 am	SSE	4	4	-	-	-	-	-	-	71.2	-	-	-	-	-
08	19	11:10 am	S	2	3	-	-	-	-	-	-	72.1	-	-	-	-	-
08	19	11:00 am	S	3	3	-	-	-	-	-	-	72.9	-	-	-	-	-
08	19	10:50 am	S	2	3	-	-	-	-	-	-	71.6	-	-	-	-	-
08	19	10:40 am	S	3	4	-	-	-	-	-	-	71.2	-	-	-	-	-
08	19	10:30 am	S	4	5	-	-	-	-	-	-	72.1	-	-	-	-	-
08	19	10:20 am	S	3	4	-	-	-	-	-	-	72.0	-	-	-	-	-
08	19	10:10 am	SSE	3	4	-	-	-	-	-	-	70.0	-	-	-	-	-
08	19	10:00 am	SSE	4	4	-	-	-	-	-	-	69.8	-	-	-	-	-
08	19	9:50 am	SE	4	4	-	-	-	-	-	-	69.3	-	-	-	-	-
08	19	9:40 am	ESE	2	3	-	-	-	-	-	-	69.1	-	-	-	-	-
08	19	9:30 am	ESE	3	4	-	-	-	-	-	-	68.9	-	-	-	-	-
08	19	9:20 am	ESE	2	3	-	-	-	-	-	-	68.4	-	-	-	-	-
08	19	9:10 am	ESE	2	2	-	-	-	-	-	-	68.4	-	-	-	-	-
08	19	9:00 am	-	0	0	-	-	-	-	-	-	69.3	-	-	-	-	-
08	19	8:50 am	W	1	1	-	-	-	-	-	-	67.8	-	-	-	-	-
08	19	8:40 am	NW	1	1	-	-	-	-	-	-	67.1	-	-	-	-	-
08	19	8:30 am	W	1	2	-	-	-	-	-	-	67.3	-	-	-	-	-
08	19	8:20 am	ENE	1	1	-	-	-	-	-	-	66.7	-	-	-	-	-
08	19	8:10 am	N	1	1	-	-	-	-	-	-	66.4	-	-	-	-	-
08	19	8:00 am	NE	1	2	-	-	-	-	-	-	65.7	-	-	-	-	-
08	19	7:50 am	NE	1	2	-	-	-	-	-	-	64.8	-	-	-	-	-
08	19	7:40 am	NNE	1	2	-	-	-	-	-	-	64.4	-	-	-	-	-
08	19	7:30 am	NNW	3	3	-	-	-	-	-	-	64.6	-	-	-	-	-
08	19	7:20 am	NNW	2	4	-	-	-	-	-	-	64.6	-	-	-	-	-
08	19	7:10 am	NNW	3	4	-	-	-	-	-	-	64.4	-	-	-	-	-
08	19	7:00 am	NW	3	4	-	-	-	-	-	-	64.6	-	-	-	-	-
08	19	6:50 am	NW	3	5	-	-	-	-	-	-	64.6	-	-	-	-	-
08	19	6:40 am	WNW	3	3	-	-	-	-	-	-	64.2	-	-	-	-	-
08	19	6:30 am	WNW	3	4	-	-	-	-	-	-	63.7	-	-	-	-	-
08	19	6:20 am	WNW	3	4	-	-	-	-	-	-	63.5	-	-	-	-	-
08	19	6:10 am	WNW	3	4	-	-	-	-	-	-	63.5	-	-	-	-	-
08	19	6:00 am	W	3	4	-	-	-	-	-	-	63.1	-	-	-	-	-
08	19	5:50 am	WNW	3	4	-	-	-	-	-	-	63.0	-	-	-	-	-
08	19	5:40 am	WNW	3	3	-	-	-	-	-	-	63.1	-	-	-	-	-
08	19	5:30 am	WNW	3	3	-	-	-	-	-	-	63.7	-	-	-	-	-
08	19	5:20 am	W	3	4	-	-	-	-	-	-	64.0	-	-	-	-	-
08	19	5:10 am	W	2	3	-	-	-	-	-	-	64.2	-	-	-	-	-
08	19	5:00 am	NNW	2	3	-	-	-	-	-	-	64.4	-	-	-	-	-
08	19	4:50 am	NW	3	3	-	-	-	-	-	-	64.4	-	-	-	-	-
08	19	4:40 am	NNW	4	4	-	-	-	-	-	-	64.6	-	-	-	-	-
08	19	4:30 am	NNW	4	4	-	-	-	-	-	-	64.4	-	-	-	-	-
08	19	4:20 am	NNW	2	4	-	-	-	-	-	-	64.9	-	-	-	-	-
08	19	4:10 am	NNW	3	3	-	-	-	-	-	-	64.6	-	-	-	-	-
08	19	4:00 am	NNW	3	4	-	-	-	-	-	-	64.4	-	-	-	-	-
08	19	3:50 am	NNW	4	4	-	-	-	-	-	-	64.0	-	-	-	-	-
08	19	3:40 am	NNW	4	4	-	-	-	-	-	-	64.2	-	-	-	-	-
08	19	3:30 am	N	2	3	-	-	-	-	-	-	64.4	-	-	-	-	-
08	19	3:20 am	N	2	3	-	-	-	-	-	-	64.4	-	-	-	-	-
08	19	3:10 am	NNE	2	3	-	-	-	-	-	-	64.2	-	-	-	-	-
08	19	3:00 am	N	2	3	-	-	-	-	-	-	64.6	-	-	-	-	-
08	19	2:50 am	N	3	3	-	-	-	-	-	-	64.8	-	-	-	-	-
08	19	2:40 am	NNW	2	3	-	-	-	-	-	-	65.3	-	-	-	-	-
08	19	2:30 am	NNW	3	3	-	-	-	-	-	-	65.5	-	-	-	-	-
08	19	2:20 am	NW	4	4	-	-	-	-	-	-	65.5	-	-	-	-	-
08	19	2:10 am	WNW	3	4	-	-	-	-	-	-	65.8	-	-	-	-	-
08	19	2:00 am	WNW	3	3	-	-	-	-	-	-	66.2	-	-	-	-	-
08	19	1:50 am	W	3	3	-	-	-	-	-	-	66.7	-	-	-	-	-
08	19	1:40 am	WSW	2	2	-	-	-	-	-	-	66.7	-	-	-	-	-
08	19	1:30 am	WSW	3	3	-	-	-	-	-	-	66.6	-	-	-	-	-
08	19	1:20 am	W	2	3	-	-	-	-	-	-	66.7	-	-	-	-	-
08	19	1:10 am	W	3	4	-	-	-	-	-	-	66.9	-	-	-	-	-
08	19	1:00 am	WSW	4	5	-	-	-	-	-	-	67.1	-	-	-	-	-
08	19	12:50 am	SW	4	5	-	-	-	-	-	-	66.9	-	-	-	-	-
08	19	12:40 am	SW	5	5	-	-	-	-	-	-	67.1	-	-	-	-	-
08	19	12:30 am	WSW	4	5	-	-	-	-	-	-	67.1	-	-	-	-	-
08	19	12:20 am	W	4	5	-	-	-	-	-	-	67.6	-	-	-	-	-
08	19	12:10 am	SW	5	6	-	-	-	-	-	-	67.6	-	-	-	-	-
08	19	12:00 am	WSW	6	6	-	-	-	-	-	-	67.8	-	-	-	-	-
08	18	11:50 pm	WSW	5	6	-	-	-	-	-	-	68.0	-	-	-	-	-
08	18	11:40 pm	WSW	5	7	-	-	-	-	-	-	68.4	-	-	-	-	-
08	18	11:30 pm	S	6	7	-	-	-	-	-	-	68.5	-	-	-	-	-
08	18	11:20 pm	S	7	8	-	-	-	-	-	-	68.5	-	-	-	-	-
08	18	11:10 pm	SW	6	7	-	-	-	-	-	-	68.4	-	-	-	-	-
08	18	11:00 pm	WSW	5	7	-	-	-	-	-	-	68.2	-	-	-	-	-
08	18	10:50 pm	WSW	5	6	-	-	-	-	-	-	68.0	-	-	-	-	-

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.