Grand Marais, MI Weather Forecast & Alerts

Current conditions, 5-day forecast, and active NWS weather alerts for Grand Marais, MI.

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Alert Analysis for Grand Marais, MI →

Current Conditions — Grand Marais, MI

MUNISING LAKESH (KP53)

NULL

NULL F

Humidity:%

Wind Speed:NE 9.2 mph

Barometer:29.31 in

Dewpoint:37.9 F

Visibility:NULL mi

Precip:--

Heat Index:NA

Wind Chill:NA

May 4 2026, 02:56 PM EDT

Observation Analysis for Grand Marais, MI →

5-Day Forecast — Grand Marais, MI

Monday

High 59 °F

Mostly Cloudy

Monday
Night

Low 35 °F

Mostly Cloudy

Tuesday

High 42 °F

Mostly Cloudy

Tuesday
Night

Low 32 °F

Partly Cloudy

Wednesday

High 44 °F

Partly Sunny

Wednesday
Night

Low 30 °F

Partly Cloudy

Thursday

High 46 °F

Mostly Cloudy

Thursday
Night

Low 32 °F

Partly Cloudy

Friday

High 46 °F

Partly Sunny

Detailed Forecast — Grand Marais, MI

Monday

Mostly Cloudy. High near 59°F. Wind 13 to 18 mph, with gusts as high as 35 mph.

Monday Night

Mostly Cloudy. Low around 35°F. Wind 13 to 20 mph, with gusts as high as 33 mph.

Tuesday

Mostly Cloudy. High near 42°F. Wind 12 to 16 mph, with gusts as high as 25 mph.

Tuesday Night

Partly Cloudy. Low around 32°F. Wind 6 to 8 mph, with gusts as high as 18 mph.

Wednesday

Partly Sunny. High near 44°F. Wind 6 to 10 mph, with gusts as high as 18 mph.

Wednesday Night

Partly Cloudy. Low around 30°F. Wind 5 to 6 mph, with gusts as high as 12 mph.

Thursday

Mostly Cloudy. High near 46°F. Wind 5 to 8 mph, with gusts as high as 14 mph.

Thursday Night

Partly Cloudy. Low around 32°F. Wind 2 to 3 mph, with gusts as high as 8 mph.

Friday

Partly Sunny. High near 46°F. Wind 5 to 8 mph, with gusts as high as 15 mph.

Friday Night

Partly Cloudy. Low around 32°F. Wind around 3 mph, with gusts as high as 9 mph.

Saturday

Partly Sunny. High near 48°F. Wind 5 to 8 mph, with gusts as high as 16 mph.

Saturday Night

Partly Cloudy. Low around 35°F. Wind 3 to 5 mph, with gusts as high as 12 mph.

Sunday

Partly Sunny. High near 50°F. Wind 6 to 9 mph, with gusts as high as 16 mph.

Observation History — Grand Marais, MI

Time	Wind (mph)	Vis (mi)	Weather	Precip (in)	Temperature (F)		Relative Humidity	Wind Chill (F)	Heat Index (F)	Pressure
Time	Wind (mph)	Vis (mi)	Weather	Precip (in)	Air	Dwpt	Relative Humidity	Wind Chill (F)	Heat Index (F)	altimeter (in)	sea level (mb)
02:56 PM EDT	NE 9.2	NULL	NULL	--	NULL	37.9	%	NA	NA	29.31	992.6
01:56 PM EDT	3.4	NULL	NULL	--	NULL	37.9	%	NA	NA	29.29	991.9
12:56 PM EDT		NULL	NULL	--	NULL	37.9	%	NA	NA	29.31	992.6
11:56 AM EDT	S 10.3 G 17.2	NULL	NULL	--	60.1	37.0	42%	NA	NA	29.26	990.9
10:56 AM EDT	S 12.8 G 23.0	NULL	NULL	--	57.9	37.0	46%	NA	NA	29.23	989.8
09:56 AM EDT	S 11.4 G 21.9	NULL	NULL	--	55.0	36.0	48%	NA	NA	29.28	991.5
08:56 AM EDT	S 11.4 G 21.9	NULL	NULL	--	48.0	39.0	71%	43.2	NA	29.32	992.9
06:56 AM EDT	12.8 G 19.7	NULL	NULL	--	45.0	37.9	76%	38.8	NA	29.38	994.9
05:56 AM EDT	9.2	NULL	NULL	--	43.0	37.0	79%	37.8	NA	29.41	995.9
04:56 AM EDT	S 9.2	NULL	NULL	--	44.1	37.0	76%	39.0	NA	29.45	997.3
03:56 AM EDT	S 8.1 G 18.3	NULL	NULL	--	42.1	37.9	85%	37.0	NA	29.47	998.0
02:56 AM EDT	S 9.2	NULL	NULL	--	42.1	39.0	89%	36.5	NA	29.50	999.0
01:56 AM EDT	S 8.1	NULL	NULL	--	43.0	39.0	86%	38.1	NA	29.53	1000.0
12:56 AM EDT	S 9.2	NULL	NULL	--	41.0	36.0	82%	35.2	NA	29.55	1000.7
11:56 PM EDT	S 8.1	NULL	NULL	--	41.0	37.0	86%	35.8	NA	29.56	1001.0
10:56 PM EDT	5.8	NULL	NULL	--	43.0	39.0	86%	39.4	NA	29.57	1001.4
09:56 PM EDT	S 3.4	NULL	NULL	--	45.0	43.0	93%	43.7	NA	29.59	1002.0
08:56 PM EDT	0.0	NULL	NULL	--	NULL	41.0	%	NA	NA	29.59	1002.0
07:56 PM EDT	0.0	NULL	NULL	--	52.0	46.0	80%	NA	NA	29.57	1001.4
06:56 PM EDT	0.0	NULL	NULL	--	50.0	45.0	83%	NA	NA	29.55	1000.7
05:56 PM EDT	3.4	NULL	NULL	00.01	50.0	45.0	83%	NA	NA	29.55	1000.7
04:56 PM EDT	0.0	NULL	NULL	00.06	55.9	48.9	77%	NA	NA	29.54	1000.3

Observation Analysis for Grand Marais, MI →

Regional Weather Observation

	MUNISING LAKESH (KP53) NULL NULL F
	NEWBERRY (KERY) Clear 57.2 F

	GWINN/SAWYER (KSAW) Partly Cloudy 62.6 F
	MANISTIQUE (KISQ) Cloudy 52.0 F

	COPPER HARBOR (KP59) NULL 53.1 F
	SAULT STE MARIE (KANJ) Light Rain 51.8 F