NOAA - Great Lakes Environmental Research Laboratory

Real-Time Meteorological Observation Network
Muskegon, MI (MKGM4) 43° 13´ 40" N, 86° 20´ 20" W

See Metadata File for full description of instruments and parameters, as well as site maps. See also rtmon status, webcam status

Conditions at 9:40 am EST on 01/15/2021 (DOY 015 14:40 GMT)
(Updated at about 02,12,22,32,42,52 minutes past the hour)

Wind Speed:	4.3 kts (2.2 m/s)
Max Wind Speed:	6.8 kts (3.5 m/s)
Wind Direction:	124° (SE)
Air Temperature:	34.7 °F (1.5 °C)
Wind Chill:	30.3 °F (-0.9 °C)
Dew Point:	32.5 °F (0.3 °C)
Relative Humidity:	91.5 %
Station Pressure:	28.886 in Hg. (978.2 mb)
Sea Level Pressure:	29.544 in Hg. (1000.5 mb)
PAR:	133 uEinst/m²/sec
Data & Plots of Previous 3 Hours (2 minute increments)
Data & Plots of Previous 5 Days (hourly increments)
1 Day Windrose Plot, 5 Day Windrose Plot, (explanation)

Click on image to enlarge (images updated 6X per hour) Webcam Location & Info




6-hr animations L to R: 1 2 3 4 5 6 7 Previous 48 images (top of hour only) L to R: 1 2 3 4 5 6 7 All Images (past 10 days) Nearby Webcams (external sites): Pere Marquette Beach Surf Cam Grand Haven Beach Webcam Grand Haven Pier Webcam Holland MI

-------------- Previous 18 Hours (at top of hour) [English] [Metric] --------------
YEAR	DOY	EST	Wind Spd kts	Wind Gust kts	Peak Wind kts	Wind Dir deg	Air Tmp F	Wind Chill F	Dew Pt F	Rel Hum %	Sta Press in	PAR uE/ m2/s
2021	015	0900	3.9	5.6	8.9	160	34.2	30.1	32.8	94.6	28.87	55
2021	015	0800	4.1	6.0	8.0	144	34.7	30.5	33.0	93.3	28.87	2
2021	015	0700	7.6	9.1	9.9	169	35.1	28.2	33.3	93.3	28.87	2
2021	015	0600	8.4	9.9	11.7	174	35.1	27.7	33.5	93.9	28.86	2
2021	015	0500	11.3	12.4	14.8	196	35.4	26.7	33.9	94.2	28.87	2
2021	015	0400	12.6	14.4	16.5	196	35.6	26.4	34.4	95.2	28.87	2
2021	015	0300	9.5	13.0	20.6	152	36.9	29.3	34.7	91.7	28.86	2
2021	015	0200	10.7	13.8	14.0	137	36.3	28.1	34.1	91.6	28.85	2
2021	015	0100	7.6	10.9	16.9	139	36.9	30.4	34.7	91.6	28.85	2
2021	015	0000	11.3	14.0	16.9	128	37.2	29.0	34.3	89.0	28.86	2
2021	014	2300	9.1	13.0	16.7	129	37.4	30.2	34.0	87.4	28.87	2
2021	014	2200	8.4	11.3	15.2	137	38.1	31.5	33.5	83.3	28.89	2
2021	014	2100	10.9	13.0	15.9	127	39.0	31.4	31.5	74.0	28.91	2
2021	014	2000	12.2	15.6	16.5	133	39.0	30.9	31.2	73.3	28.93	2
2021	014	1900	10.5	13.0	17.3	118	39.0	31.6	31.2	73.2	28.91	2
2021	014	1800	11.5	14.4	18.3	119	39.4	31.6	30.8	71.1	28.91	2
2021	014	1700	11.1	13.2	17.1	119	40.6	-99.0	30.8	67.6	28.92	34
2021	014	1600	9.1	12.1	16.3	128	41.0	-99.0	31.5	68.5	28.93	120

Note: Peak wind is max wind gust during entire hour
Note: Wind chill is set to -99 if air temp > 40 F or wind speed < 3 mph

Click here for today's 2-minute data: 20210115.05t.txt, data format (metadata)
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Click here for past data: 2021 | Archive

Access current marine observations on your mobile device. See NDBC's mobile access page.
These data are also available from NDBC website and NDBC's Dial-a-Buoy Program.
See also NWS Marine Forecast for this area, and NWS Recreational Beach Forecast

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Real-Time Meteorological Observation NetworkMuskegon, MI (MKGM4) 43° 13´ 40" N, 86° 20´ 20" W