Station GRMM4 - Grand Marais, MI

Owned and maintained by National Weather Service Central Region
GLOS Weather Station
46.684 N 85.972 W (46°41'2" N 85°58'19" W)

Site elevation: 186 m above mean sea level
Air temp height: 7.9 m above site elevation
Anemometer height: 9 m above site elevation
Barometer elevation: 191.4 m above mean sea level

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Search And Rescue (SAR) Data

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Disclaimer

Conditions at GRMM4 as of
(11:40 am EST)
1640 GMT on 03/01/2021:
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):	NNW ( 340 deg true )
	Wind Speed (WSPD):	29.9 kts
	Wind Gust (GST):	39.0 kts
	Atmospheric Pressure (PRES):	30.17 in
	Air Temperature (ATMP):	12.4 °F
	Wind Chill (CHILL):	-10.3 °F
	Wind Speed at 10 meters (WSPD10M):	29.1 kts
	Wind Speed at 20 meters (WSPD20M):	31.1 kts
	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
03	01	11:30 am	NNW	32.1	41.0	-	-	-	-	30.16	-	11.8	-	-	-	-	-
03	01	11:20 am	NNW	33.0	41.0	-	-	-	-	30.15	-	12.6	-	-	-	-	-
03	01	11:10 am	NNW	33.0	39.0	-	-	-	-	30.14	-	12.6	-	-	-	-	-
03	01	11:00 am	NNW	32.1	40.0	-	-	-	-	30.15	+0.14	12.2	-	-	-	-	-
03	01	10:50 am	NNW	33.0	40.0	-	-	-	-	30.13	-	12.7	-	-	-	-	-
03	01	10:40 am	NNW	32.1	42.9	-	-	-	-	30.13	-	12.7	-	-	-	-	-
03	01	10:30 am	NNW	34.0	42.0	-	-	-	-	30.12	-	13.1	-	-	-	-	-
03	01	10:20 am	NNW	32.1	41.0	-	-	-	-	30.12	-	13.5	-	-	-	-	-
03	01	10:10 am	NNW	32.1	41.0	-	-	-	-	30.11	-	13.3	-	-	-	-	-
03	01	10:00 am	NNW	33.0	40.0	-	-	-	-	30.10	+0.13	13.5	-	-	-	-	-
03	01	9:50 am	N	32.1	38.1	-	-	-	-	30.10	-	13.8	-	-	-	-	-
03	01	9:40 am	NNW	29.9	38.1	-	-	-	-	30.09	-	13.1	-	-	-	-	-
03	01	9:30 am	NNW	31.1	40.0	-	-	-	-	30.08	-	13.8	-	-	-	-	-
03	01	9:20 am	NNW	31.1	41.0	-	-	-	-	30.07	-	13.5	-	-	-	-	-
03	01	9:10 am	NW	32.1	49.9	-	-	-	-	30.06	-	14.2	-	-	-	-	-
03	01	9:00 am	NNW	33.0	41.0	-	-	-	-	30.07	+0.13	14.0	-	-	-	-	-
03	01	8:50 am	NW	29.9	40.0	-	-	-	-	30.06	-	13.8	-	-	-	-	-
03	01	8:40 am	NW	33.0	41.0	-	-	-	-	30.05	-	14.0	-	-	-	-	-
03	01	8:30 am	NW	35.0	45.1	-	-	-	-	30.03	-	13.6	-	-	-	-	-
03	01	8:20 am	NNW	35.0	42.0	-	-	-	-	30.03	-	16.0	-	-	-	-	-
03	01	8:10 am	NNW	31.1	39.0	-	-	-	-	30.02	-	16.0	-	-	-	-	-
03	01	8:00 am	NNW	35.0	42.9	-	-	-	-	30.01	+0.10	16.5	-	-	-	-	-
03	01	7:50 am	NW	35.0	45.1	-	-	-	-	29.99	-	16.5	-	-	-	-	-
03	01	7:40 am	NNW	34.0	42.9	-	-	-	-	29.98	-	16.5	-	-	-	-	-
03	01	7:30 am	NNW	34.0	42.9	-	-	-	-	29.98	-	16.7	-	-	-	-	-
03	01	7:20 am	NW	35.0	40.0	-	-	-	-	29.98	-	17.2	-	-	-	-	-
03	01	7:10 am	NW	32.1	40.0	-	-	-	-	29.97	-	17.6	-	-	-	-	-
03	01	7:00 am	NNW	32.1	39.0	-	-	-	-	29.97	+0.09	17.2	-	-	-	-	-
03	01	6:50 am	NW	32.1	38.1	-	-	-	-	29.96	-	17.1	-	-	-	-	-
03	01	6:40 am	NNW	29.9	36.9	-	-	-	-	29.96	-	17.8	-	-	-	-	-
03	01	6:30 am	NW	31.1	38.1	-	-	-	-	29.97	-	17.8	-	-	-	-	-
03	01	6:20 am	NW	32.1	42.9	-	-	-	-	29.95	-	18.0	-	-	-	-	-
03	01	6:10 am	NW	34.0	39.0	-	-	-	-	29.94	-	18.0	-	-	-	-	-
03	01	6:00 am	NW	34.0	41.0	-	-	-	-	29.94	+0.07	18.1	-	-	-	-	-
03	01	5:50 am	NW	28.0	36.9	-	-	-	-	29.94	-	17.8	-	-	-	-	-
03	01	5:40 am	NW	29.9	35.9	-	-	-	-	29.94	-	18.3	-	-	-	-	-
03	01	5:30 am	NW	31.1	36.9	-	-	-	-	29.93	-	19.0	-	-	-	-	-
03	01	5:20 am	NW	29.9	39.0	-	-	-	-	29.92	-	19.0	-	-	-	-	-
03	01	5:10 am	NW	29.9	36.9	-	-	-	-	29.92	-	19.4	-	-	-	-	-
03	01	5:00 am	NW	28.9	39.0	-	-	-	-	29.91	+0.08	19.4	-	-	-	-	-
03	01	4:50 am	NW	31.1	40.0	-	-	-	-	29.90	-	19.6	-	-	-	-	-
03	01	4:40 am	NW	25.1	35.9	-	-	-	-	29.91	-	19.4	-	-	-	-	-
03	01	4:30 am	NW	32.1	38.1	-	-	-	-	29.90	-	20.3	-	-	-	-	-
03	01	4:20 am	NW	33.0	36.9	-	-	-	-	29.89	-	20.1	-	-	-	-	-
03	01	4:10 am	NNW	32.1	36.9	-	-	-	-	29.89	-	20.1	-	-	-	-	-
03	01	4:00 am	NW	32.1	36.9	-	-	-	-	29.88	+0.08	20.7	-	-	-	-	-
03	01	3:50 am	NW	29.9	35.0	-	-	-	-	29.88	-	20.8	-	-	-	-	-
03	01	3:40 am	NNW	31.1	35.9	-	-	-	-	29.88	-	20.8	-	-	-	-	-
03	01	3:30 am	NNW	31.1	35.0	-	-	-	-	29.88	-	21.7	-	-	-	-	-
03	01	3:20 am	NW	29.9	35.0	-	-	-	-	29.87	-	21.6	-	-	-	-	-
03	01	3:10 am	NW	28.9	35.9	-	-	-	-	29.87	-	21.2	-	-	-	-	-
03	01	3:00 am	NW	28.0	35.0	-	-	-	-	29.87	+0.11	21.0	-	-	-	-	-
03	01	2:50 am	NW	28.9	34.0	-	-	-	-	29.86	-	21.9	-	-	-	-	-
03	01	2:40 am	NW	27.0	33.0	-	-	-	-	29.86	-	22.6	-	-	-	-	-
03	01	2:30 am	NNW	26.0	34.0	-	-	-	-	29.86	-	23.0	-	-	-	-	-
03	01	2:20 am	NW	25.1	35.9	-	-	-	-	29.85	-	23.5	-	-	-	-	-
03	01	2:10 am	NNW	29.9	35.9	-	-	-	-	29.84	-	23.7	-	-	-	-	-
03	01	2:00 am	NNW	29.9	36.9	-	-	-	-	29.83	+0.10	23.5	-	-	-	-	-
03	01	1:50 am	NW	28.9	35.0	-	-	-	-	29.83	-	24.4	-	-	-	-	-
03	01	1:40 am	NW	26.0	35.0	-	-	-	-	29.82	-	24.8	-	-	-	-	-
03	01	1:30 am	NW	32.1	36.9	-	-	-	-	29.82	-	24.8	-	-	-	-	-
03	01	1:20 am	NW	26.0	35.9	-	-	-	-	29.81	-	25.5	-	-	-	-	-
03	01	1:10 am	NNW	28.9	35.9	-	-	-	-	29.80	-	25.2	-	-	-	-	-
03	01	1:00 am	NNW	31.1	35.0	-	-	-	-	29.80	+0.10	25.3	-	-	-	-	-
03	01	12:50 am	NNW	28.0	33.0	-	-	-	-	29.80	-	25.3	-	-	-	-	-
03	01	12:40 am	NNW	26.0	34.0	-	-	-	-	29.79	-	26.1	-	-	-	-	-
03	01	12:30 am	NNW	28.9	35.0	-	-	-	-	29.79	-	26.2	-	-	-	-	-
03	01	12:20 am	NNW	28.0	35.0	-	-	-	-	29.77	-	26.2	-	-	-	-	-
03	01	12:10 am	NNW	29.9	35.0	-	-	-	-	29.76	-	26.2	-	-	-	-	-
03	01	12:00 am	NNW	28.9	35.9	-	-	-	-	29.76	+0.10	26.4	-	-	-	-	-
02	28	11:50 pm	NNW	28.9	38.1	-	-	-	-	29.75	-	26.4	-	-	-	-	-
02	28	11:40 pm	NNW	31.1	35.9	-	-	-	-	29.75	-	26.6	-	-	-	-	-
02	28	11:30 pm	NNW	29.9	36.9	-	-	-	-	29.75	-	27.1	-	-	-	-	-
02	28	11:20 pm	NNW	29.9	34.0	-	-	-	-	29.74	-	27.1	-	-	-	-	-
02	28	11:10 pm	NNW	28.9	36.9	-	-	-	-	29.73	-	27.5	-	-	-	-	-
02	28	11:00 pm	NNW	31.1	34.0	-	-	-	-	29.73	+0.14	27.9	-	-	-	-	-
02	28	10:50 pm	NNW	28.9	36.9	-	-	-	-	29.72	-	28.0	-	-	-	-	-
02	28	10:40 pm	NNW	28.9	35.9	-	-	-	-	29.72	-	28.0	-	-	-	-	-
02	28	10:30 pm	NNW	32.1	35.9	-	-	-	-	29.72	-	28.4	-	-	-	-	-
02	28	10:20 pm	NW	28.9	39.0	-	-	-	-	29.71	-	28.6	-	-	-	-	-
02	28	10:10 pm	NW	32.1	40.0	-	-	-	-	29.70	-	28.8	-	-	-	-	-
02	28	10:00 pm	NW	32.1	38.1	-	-	-	-	29.70	+0.20	28.6	-	-	-	-	-
02	28	9:50 pm	NW	32.1	39.0	-	-	-	-	29.69	-	28.9	-	-	-	-	-
02	28	9:40 pm	NW	35.0	41.0	-	-	-	-	29.69	-	28.9	-	-	-	-	-
02	28	9:30 pm	NW	34.0	44.1	-	-	-	-	29.69	-	28.9	-	-	-	-	-
02	28	9:20 pm	NW	31.1	45.1	-	-	-	-	29.66	-	29.1	-	-	-	-	-
02	28	9:10 pm	NW	33.0	42.9	-	-	-	-	29.67	-	29.3	-	-	-	-	-
02	28	9:00 pm	WNW	36.9	44.1	-	-	-	-	29.66	+0.20	29.3	-	-	-	-	-
02	28	8:50 pm	NW	36.9	45.1	-	-	-	-	29.64	-	29.3	-	-	-	-	-
02	28	8:40 pm	NW	29.9	36.9	-	-	-	-	29.64	-	29.7	-	-	-	-	-
02	28	8:30 pm	NNW	33.0	39.0	-	-	-	-	29.64	-	29.7	-	-	-	-	-
02	28	8:20 pm	NW	35.0	39.0	-	-	-	-	29.63	-	29.5	-	-	-	-	-
02	28	8:10 pm	NW	35.0	42.0	-	-	-	-	29.62	-	29.5	-	-	-	-	-
02	28	8:00 pm	NW	38.1	42.9	-	-	-	-	29.59	+0.13	29.8	-	-	-	-	-
02	28	7:50 pm	NW	28.9	39.0	-	-	-	-	29.59	-	30.0	-	-	-	-	-
02	28	7:40 pm	NW	32.1	39.0	-	-	-	-	29.57	-	30.0	-	-	-	-	-
02	28	7:30 pm	NW	35.0	41.0	-	-	-	-	29.56	-	30.0	-	-	-	-	-
02	28	7:20 pm	NNW	35.0	42.0	-	-	-	-	29.55	-	30.7	-	-	-	-	-
02	28	7:10 pm	NNW	35.0	42.9	-	-	-	-	29.53	-	30.9	-	-	-	-	-
02	28	7:00 pm	NNW	40.0	48.0	-	-	-	-	29.50	+0.02	31.1	-	-	-	-	-
02	28	6:50 pm	NW	38.1	44.1	-	-	-	-	29.48	-	32.0	-	-	-	-	-
02	28	5:40 pm	NW	2.9	5.1	-	-	-	-	29.46	-	32.2	-	-	-	-	-
02	28	5:30 pm	NW	5.1	6.0	-	-	-	-	29.46	-	32.2	-	-	-	-	-
02	28	5:20 pm	WNW	6.0	6.0	-	-	-	-	29.46	-	32.4	-	-	-	-	-
02	28	5:10 pm	NNW	6.0	6.0	-	-	-	-	29.46	-	32.5	-	-	-	-	-
02	28	5:00 pm	NNW	6.0	7.0	-	-	-	-	29.46	-0.09	32.4	-	-	-	-	-
02	28	4:50 pm	N	7.0	8.0	-	-	-	-	29.46	-	32.7	-	-	-	-	-
02	28	4:40 pm	N	6.0	7.0	-	-	-	-	29.46	-	33.4	-	-	-	-	-
02	28	4:30 pm	N	5.1	6.0	-	-	-	-	29.46	-	34.3	-	-	-	-	-
02	28	4:20 pm	NNW	1.9	2.9	-	-	-	-	29.47	-	34.9	-	-	-	-	-
02	28	4:10 pm	-	0.0	1.9	-	-	-	-	29.48	-	35.4	-	-	-	-	-
02	28	4:00 pm	SSE	1.0	1.9	-	-	-	-	29.48	-0.17	34.7	-	-	-	-	-
02	28	3:50 pm	WNW	2.9	5.1	-	-	-	-	29.49	-	35.4	-	-	-	-	-
02	28	3:40 pm	WNW	5.1	11.1	-	-	-	-	29.50	-	35.6	-	-	-	-	-
02	28	3:30 pm	W	12.0	13.0	-	-	-	-	29.52	-	35.6	-	-	-	-	-
02	28	3:20 pm	SSW	5.1	6.0	-	-	-	-	29.51	-	38.5	-	-	-	-	-
02	28	3:10 pm	S	7.0	9.9	-	-	-	-	29.50	-	39.9	-	-	-	-	-
02	28	3:00 pm	SSE	5.1	9.9	-	-	-	-	29.49	-0.22	40.5	-	-	-	-	-
02	28	2:50 pm	SE	8.0	12.0	-	-	-	-	29.49	-	41.0	-	-	-	-	-
02	28	2:40 pm	S	6.0	15.9	-	-	-	-	29.52	-	42.4	-	-	-	-	-
02	28	2:30 pm	SSW	8.0	11.1	-	-	-	-	29.53	-	40.8	-	-	-	-	-
02	28	2:20 pm	ESE	7.0	11.1	-	-	-	-	29.52	-	44.4	-	-	-	-	-
02	28	2:10 pm	ESE	8.9	12.0	-	-	-	-	29.53	-	45.1	-	-	-	-	-
02	28	2:00 pm	SE	6.0	13.0	-	-	-	-	29.55	-0.22	45.1	-	-	-	-	-
02	28	1:50 pm	SE	8.9	13.0	-	-	-	-	29.57	-	43.0	-	-	-	-	-
02	28	1:40 pm	ENE	8.9	13.0	-	-	-	-	29.57	-	37.8	-	-	-	-	-
02	28	1:30 pm	NE	11.1	13.0	-	-	-	-	29.60	-	37.2	-	-	-	-	-
02	28	1:20 pm	NE	9.9	11.1	-	-	-	-	29.61	-	37.4	-	-	-	-	-
02	28	1:10 pm	E	2.9	7.0	-	-	-	-	29.64	-	44.8	-	-	-	-	-
02	28	1:00 pm	SSE	7.0	8.0	-	-	-	-	29.65	-0.18	45.1	-	-	-	-	-
02	28	12:50 pm	S	5.1	9.9	-	-	-	-	29.67	-	44.8	-	-	-	-	-
02	28	12:40 pm	SE	8.9	12.0	-	-	-	-	29.67	-	44.2	-	-	-	-	-
02	28	12:30 pm	SE	8.9	15.0	-	-	-	-	29.67	-	44.1	-	-	-	-	-
02	28	12:20 pm	SSE	12.0	15.0	-	-	-	-	29.68	-	43.5	-	-	-	-	-
02	28	12:10 pm	SSE	12.0	19.0	-	-	-	-	29.69	-	43.2	-	-	-	-	-
02	28	12:00 pm	SSE	15.9	19.0	-	-	-	-	29.71	-0.17	42.6	-	-	-	-	-
02	28	11:50 am	SSE	15.0	19.0	-	-	-	-	29.72	-	42.6	-	-	-	-	-

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.