Grass Lake, MI Current Weather Conditions

Current weather observations and 72-hour history for Grass Lake, MI. • View 5-Day Forecast ›

▼Current Conditions — Grass Lake, MI

MASON (KTEW)

Clear

NULL F

Humidity:	%
Wind Speed:	0.0 mph
Barometer:	29.97 in
Dewpoint:	57.4 F
Visibility:	10.00 mi
Precip:	--
Heat Index:	NA
Wind Chill:	NA

Jul 20 2026, 09:15 AM EDT

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▼Hourly Observation History — Grass Lake, 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)
09:15 AM EDT	0.0	10.00	Clear	--	NULL	57.4	%	NA	NA	29.97	1014.9
08:55 AM EDT	3.4	7.00	Clear	--	NULL	57.6	%	NA	NA	29.97	1014.9
08:35 AM EDT	0.0	7.00	Clear	--	63.7	57.9	82%	NA	NA	29.97	1014.9
08:15 AM EDT	0.0	7.00	Clear	--	60.8	56.1	85%	NA	NA	29.97	1014.9
07:55 AM EDT	0.0	7.00	Clear	--	58.3	54.9	88%	NA	NA	29.97	1014.9
07:35 AM EDT	3.4	7.00	Clear	--	56.5	53.6	90%	NA	NA	29.98	1015.2
07:15 AM EDT	0.0	7.00	Clear	--	54.9	52.5	92%	NA	NA	29.98	1015.2
06:55 AM EDT	0.0	4.00	Fog/Mist	--	54.5	52.2	92%	NA	NA	29.97	1014.9
06:35 AM EDT	0.0	3.00	Fog/Mist	--	53.1	50.9	92%	NA	NA	29.97	1014.9
06:15 AM EDT	0.0	7.00	Clear	--	54.1	52.0	92%	NA	NA	29.98	1015.2
05:55 AM EDT	0.0	5.00	Fog/Mist	--	53.4	51.1	92%	NA	NA	29.98	1015.2
05:35 AM EDT	0.0	5.00	Fog/Mist	--	53.6	51.1	91%	NA	NA	29.99	1015.6
05:15 AM EDT	0.0	5.00	Fog/Mist	--	53.6	51.1	91%	NA	NA	29.98	1015.2
04:55 AM EDT	0.0	7.00	Clear	--	54.1	51.4	91%	NA	NA	29.98	1015.2
04:35 AM EDT	0.0	7.00	Clear	--	54.5	51.8	91%	NA	NA	29.98	1015.2
04:15 AM EDT	0.0	10.00	Clear	--	55.2	51.4	87%	NA	NA	29.98	1015.2
03:55 AM EDT	0.0	10.00	Clear	--	56.3	52.2	86%	NA	NA	29.99	1015.6
03:35 AM EDT	0.0	7.00	Clear	--	56.3	53.2	89%	NA	NA	29.98	1015.2
03:15 AM EDT	0.0	10.00	NULL	--	56.3	52.9	88%	NA	NA	29.99	1015.6
02:55 AM EDT	0.0	10.00	Clear	--	55.8	53.1	91%	NA	NA	29.99	1015.6
02:35 AM EDT	0.0	7.00	Clear	--	55.6	52.7	90%	NA	NA	30.00	1015.9
02:15 AM EDT	0.0	10.00	NULL	--	57.7	55.0	91%	NA	NA	30.00	1015.9
01:55 AM EDT	0.0	7.00	Clear	--	56.8	54.1	91%	NA	NA	30.00	1015.9
01:35 AM EDT	0.0	10.00	Clear	--	56.8	53.6	89%	NA	NA	30.01	1016.3
01:15 AM EDT	0.0	10.00	Clear	--	57.4	53.6	87%	NA	NA	30.01	1016.3
12:55 AM EDT	0.0	10.00	Clear	--	57.7	54.1	88%	NA	NA	30.01	1016.3
12:35 AM EDT	0.0	10.00	Clear	--	60.4	54.3	80%	NA	NA	30.01	1016.3
12:15 AM EDT	0.0	10.00	Clear	--	58.6	54.7	87%	NA	NA	30.00	1015.9
11:55 PM EDT	0.0	10.00	Clear	--	59.9	55.9	87%	NA	NA	30.00	1015.9
11:35 PM EDT	0.0	10.00	Clear	--	59.2	55.2	87%	NA	NA	30.01	1016.3
11:15 PM EDT	0.0	10.00	Clear	--	59.9	55.8	86%	NA	NA	30.01	1016.3
10:55 PM EDT	0.0	10.00	Clear	--	61.5	56.5	84%	NA	NA	30.01	1016.3
10:35 PM EDT	0.0	10.00	Clear	--	61.2	56.3	84%	NA	NA	30.01	1016.3
10:15 PM EDT	0.0	10.00	Clear	--	62.4	56.8	82%	NA	NA	30.01	1016.3
09:55 PM EDT	0.0	10.00	Clear	--	65.1	57.2	76%	NA	NA	30.01	1016.3
09:35 PM EDT	0.0	10.00	Clear	--	64.8	57.4	77%	NA	NA	30.00	1015.9
09:15 PM EDT		10.00	NULL	--	NULL		%	NA	NA		M
08:55 PM EDT	0.0	10.00	Clear	--	68.4	57.4	68%	NA	NA	29.99	1015.6
08:35 PM EDT	0.0	10.00	Clear	--	70.0	57.6	65%	NA	NA	29.99	1015.6
08:15 PM EDT	0.0	10.00	NULL	--	72.7	55.0	54%	NA	72.1	29.99	1015.6
07:55 PM EDT	3.4	10.00	Clear	--	74.3	52.3	46%	NA	73.6	29.99	1015.6
07:35 PM EDT	NE 4.7	10.00	Clear	--	75.4	51.6	43%	NA	74.7	29.99	1015.6
07:15 PM EDT	4.7	10.00	Clear	--	76.5		%	NA	NA	29.98	1015.2
06:55 PM EDT	NE 3.4	10.00	Clear	--	75.7		%	NA	NA	29.98	1015.2
06:35 PM EDT	5.8	10.00	Clear	--	77.2	50.7	40%	NA	76.5	29.99	1015.6
06:15 PM EDT	3.4	10.00	Partly Cloudy	--	76.8		%	NA	NA	30.00	1015.9
05:55 PM EDT	NE 3.4	10.00	Partly Cloudy	--	77.7	50.0	38%	NA	77.0	30.01	1016.3
05:35 PM EDT	3.4	10.00	Clear	--	76.5		%	NA	NA	30.01	1016.3
05:15 PM EDT	3.4	7.00	Partly Cloudy	--	77.7		%	NA	NA	30.01	1016.3
04:55 PM EDT	6.9	7.00	Partly Cloudy	--	78.4		%	NA	NA	30.01	1016.3
04:35 PM EDT	NE 3.4	7.00	Clear	--	78.8		%	NA	NA	30.01	1016.3
04:15 PM EDT	NE 5.8	10.00	Partly Cloudy	--	77.7	49.5	37%	NA	77.0	30.02	1016.6
03:55 PM EDT	5.8	10.00	Partly Cloudy	--	79.0		%	NA	NA	30.03	1016.9
03:35 PM EDT	6.9	10.00	Mostly Cloudy	--	78.4	49.6	36%	NA	77.7	30.03	1016.9
03:15 PM EDT	4.7	10.00	Mostly Cloudy	--	77.7		%	NA	NA	30.03	1016.9
02:55 PM EDT	NE 6.9	7.00	Partly Cloudy	--	76.6	50.5	40%	NA	75.9	30.03	1016.9
02:35 PM EDT		10.00	Partly Cloudy	--	NULL		%	NA	NA		M
02:15 PM EDT	5.8	10.00	Partly Cloudy	--	78.4		%	NA	NA	30.03	1016.9
01:55 PM EDT	5.8	10.00	Partly Cloudy	--	77.9	50.4	38%	NA	77.2	30.04	1017.3
01:35 PM EDT	3.4	10.00	Partly Cloudy	--	77.5		%	NA	NA	30.04	1017.3
01:15 PM EDT	5.8	10.00	Mostly Cloudy	--	76.1		%	NA	NA	30.04	1017.3
12:55 PM EDT	6.9	7.00	Partly Cloudy	--	75.7		%	NA	NA	30.05	1017.6
12:35 PM EDT	4.7	7.00	Partly Cloudy	--	74.8		%	NA	NA	30.06	1018.0
12:15 PM EDT	6.9	7.00	Clear	--	74.5		%	NA	NA	30.06	1018.0
11:55 AM EDT	0.0	7.00	Clear	--	72.9	53.8	51%	NA	72.3	30.06	1018.0
11:35 AM EDT	6.9	7.00	Partly Cloudy	--	73.0	54.1	52%	NA	72.5	30.06	1018.0
11:15 AM EDT	5.8	7.00	NULL	--	72.9	54.5	53%	NA	72.3	30.06	1018.0
10:55 AM EDT	8.1	7.00	Partly Cloudy	--	71.6	57.0	60%	NA	71.2	30.06	1018.0
10:35 AM EDT	0.0	7.00	Clear	--	71.1	57.9	63%	NA	70.9	30.06	1018.0
10:15 AM EDT	3.4	7.00	Clear	--	69.6	58.3	67%	NA	NA	30.06	1018.0
09:55 AM EDT	4.7	7.00	Partly Cloudy	--	68.9	58.3	69%	NA	NA	30.06	1018.0
09:35 AM EDT	4.7	7.00	Partly Cloudy	--	68.2	58.8	72%	NA	NA	30.06	1018.0