St. Louis, MI Current Weather Conditions

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

▼Current Conditions — St. Louis, MI

MOUNT PLEASANT (KMOP)

Clear

77.0 F

Humidity:	57%
Wind Speed:	NE 6.9 mph
Barometer:	30.01 in
Dewpoint:	60.4 F
Visibility:	10.00 mi
Precip:	--
Heat Index:	77.0 F
Wind Chill:	NA

Jun 28 2026, 11:55 AM EDT

Alert Subscriptions

Severe Weather

Tornado, flood & storm warnings

Observations

Station conditions & threshold alerts

Daily Forecast

Morning summary delivered daily

Lightning

Real-time strike alerts

▼State Weather Snapshot — Michigan

Temperature

Dewpoint

Wind Speed

Full Interactive Observation Map →

▼Radar — Michigan

Loading radar…

Active Alerts Lightning

Full Interactive Radar Map →

▼Hourly Observation History — St. Louis, 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)
11:55 AM EDT	NE 6.9	10.00	Clear	--	77.0	60.4	57%	NA	77.0	30.01	1016.3
11:35 AM EDT	4.7	10.00	Clear	--	76.6	60.3	57%	NA	76.6	30.02	1016.6
11:15 AM EDT	0.0	10.00	Clear	--	76.1	60.8	59%	NA	76.1	30.02	1016.6
10:55 AM EDT	3.4	10.00	Clear	--	73.9	61.3	65%	NA	74.1	30.01	1016.3
10:35 AM EDT	NE 3.4	10.00	Clear	--	72.7	61.3	68%	NA	72.9	30.00	1015.9
10:15 AM EDT	0.0	10.00	Clear	--	71.1	61.7	72%	NA	71.2	30.01	1016.3
09:55 AM EDT	0.0	10.00	Clear	--	69.8	61.0	74%	NA	NA	30.02	1016.6
09:35 AM EDT	0.0	10.00	Clear	--	68.9	61.0	76%	NA	NA	30.01	1016.3
09:15 AM EDT	0.0	10.00	Clear	--	67.1	60.8	80%	NA	NA	30.02	1016.6
08:55 AM EDT	0.0	10.00	Clear	--	65.7	60.1	82%	NA	NA	30.01	1016.3
08:35 AM EDT	0.0	10.00	Clear	--	64.2	59.5	85%	NA	NA	30.02	1016.6
08:15 AM EDT	0.0	10.00	Clear	--	61.9	58.5	89%	NA	NA	30.01	1016.3
07:55 AM EDT	0.0	10.00	Clear	--	60.6	58.3	92%	NA	NA	30.01	1016.3
07:35 AM EDT	0.0	10.00	Clear	--	59.4	57.7	94%	NA	NA	30.01	1016.3
07:15 AM EDT	0.0	10.00	Clear	--	57.9	57.2	97%	NA	NA	30.01	1016.3
06:55 AM EDT	0.0	10.00	Clear	--	56.3	55.4	97%	NA	NA	30.01	1016.3
06:35 AM EDT	0.0	0.50	Fog	--	53.6	52.9	97%	NA	NA	30.01	1016.3
06:15 AM EDT	0.0	7.00	Clear	--	55.4	54.5	97%	NA	NA	30.01	1016.3
05:55 AM EDT	0.0	10.00	Clear	--	56.5	55.8	97%	NA	NA	30.01	1016.3
05:35 AM EDT	0.0	10.00	Clear	--	56.5	55.8	97%	NA	NA	30.01	1016.3
05:15 AM EDT	0.0	10.00	Clear	--	56.7	56.1	98%	NA	NA	30.02	1016.6
04:55 AM EDT	3.4	4.00	Fog/Mist	--	55.6	54.9	97%	NA	NA	30.02	1016.6
04:35 AM EDT	0.0	7.00	Clear	--	56.7	55.8	97%	NA	NA	30.01	1016.3
04:15 AM EDT	0.0	10.00	Clear	--	56.7	55.9	97%	NA	NA	30.01	1016.3
03:55 AM EDT	3.4	5.00	Fog/Mist	--	55.8	55.0	97%	NA	NA	30.01	1016.3
03:35 AM EDT	0.0	1.25	Fog/Mist	--	57.0	56.3	97%	NA	NA	30.00	1015.9
03:15 AM EDT	0.0	4.00	Fog/Mist	--	55.6	54.9	97%	NA	NA	30.00	1015.9
02:55 AM EDT	0.0	10.00	Clear	--	57.4	56.5	97%	NA	NA	30.01	1016.3
02:35 AM EDT	0.0	7.00	Clear	--	57.2	56.5	97%	NA	NA	30.00	1015.9
02:15 AM EDT	0.0	10.00	Clear	--	57.4	56.7	97%	NA	NA	30.00	1015.9
01:55 AM EDT	0.0	7.00	Clear	--	56.8	56.3	98%	NA	NA	30.00	1015.9
01:35 AM EDT	0.0	7.00	Clear	--	57.4	56.7	97%	NA	NA	30.01	1016.3
01:15 AM EDT	0.0	10.00	Clear	--	59.0	57.9	96%	NA	NA	30.02	1016.6
12:55 AM EDT	0.0	10.00	Clear	--	60.4	58.1	92%	NA	NA	30.02	1016.6
12:35 AM EDT	0.0	10.00	Clear	--	59.7	58.1	94%	NA	NA	30.02	1016.6
12:15 AM EDT		10.00	Clear	--	NULL		%	NA	NA		M
11:35 PM EDT	0.0	10.00	Clear	--	62.6	59.4	89%	NA	NA	30.02	1016.6
11:15 PM EDT	3.4	10.00	Clear	--	63.0	59.4	88%	NA	NA	30.02	1016.6
10:55 PM EDT	3.4	10.00	Clear	--	62.8	59.5	89%	NA	NA	30.01	1016.3
10:35 PM EDT	4.7	10.00	Clear	--	64.6	60.1	85%	NA	NA	30.01	1016.3
10:15 PM EDT	4.7	10.00	Clear	--	65.5	60.3	83%	NA	NA	30.01	1016.3
09:55 PM EDT	4.7	10.00	Clear	--	65.5	60.4	84%	NA	NA	30.00	1015.9
09:35 PM EDT	4.7	10.00	Clear	--	67.1	60.8	80%	NA	NA	30.01	1016.3
09:15 PM EDT	E 4.7	10.00	Clear	--	69.3	60.8	74%	NA	NA	30.00	1015.9
08:55 PM EDT	E 4.7	10.00	Clear	--	71.2	61.0	70%	NA	71.4	30.01	1016.3
08:35 PM EDT	E 4.7	10.00	Clear	--	72.7	60.4	65%	NA	72.7	30.00	1015.9
08:15 PM EDT	8.1	10.00	Clear	--	73.4	59.9	63%	NA	73.4	29.99	1015.6
07:55 PM EDT	8.1	10.00	Clear	--	74.3	60.1	61%	NA	74.3	29.99	1015.6
07:35 PM EDT	NE 6.9	10.00	Clear	--	73.6	59.4	61%	NA	73.6	30.00	1015.9
07:15 PM EDT	8.1	10.00	Partly Cloudy	--	75.9	59.0	56%	NA	75.9	29.99	1015.6
06:55 PM EDT	3.4	10.00	Partly Cloudy	--	74.3	58.5	58%	NA	74.1	29.99	1015.6
06:35 PM EDT	E 6.9	10.00	Mostly Cloudy	--	76.6	57.2	51%	NA	76.5	30.00	1015.9
06:15 PM EDT	NE 8.1	10.00	Partly Cloudy	--	76.8	57.6	51%	NA	76.6	30.00	1015.9
05:55 PM EDT	5.8	10.00	Mostly Cloudy	--	77.0	57.9	52%	NA	76.8	30.00	1015.9
05:35 PM EDT	10.3	10.00	Partly Cloudy	--	77.5	58.1	51%	NA	77.4	30.00	1015.9
05:15 PM EDT	5.8	10.00	Partly Cloudy	--	76.6	56.8	50%	NA	76.5	30.01	1016.3
04:55 PM EDT	NE 6.9	10.00	Partly Cloudy	--	77.0	56.8	50%	NA	76.8	30.01	1016.3
04:35 PM EDT	8.1	10.00	Partly Cloudy	--	76.5	56.8	51%	NA	76.1	30.02	1016.6
04:15 PM EDT	4.7	10.00	NULL	--	77.7	56.8	49%	NA	77.5	30.03	1016.9
03:55 PM EDT	6.9 G 16.1	10.00	Mostly Cloudy	--	77.2	58.1	52%	NA	77.0	30.03	1016.9
03:35 PM EDT	E 8.1	10.00	Mostly Cloudy	--	77.5	56.7	49%	NA	77.4	30.03	1016.9
03:15 PM EDT	E 10.3	10.00	NULL	--	76.3	57.0	51%	NA	76.1	30.03	1016.9
02:55 PM EDT	NE 6.9	7.00	Mostly Cloudy	--	76.1	57.4	52%	NA	75.9	30.03	1016.9
02:35 PM EDT	NE 9.2	10.00	Mostly Cloudy	--	75.6	57.2	53%	NA	75.4	30.03	1016.9
02:15 PM EDT	E 5.8 G 17.2	10.00	Mostly Cloudy	--	74.7	57.6	55%	NA	74.5	30.04	1017.3
01:55 PM EDT	NE 5.8	10.00	Mostly Cloudy	--	74.1	57.4	56%	NA	73.9	30.05	1017.6
01:35 PM EDT	NE 3.4	10.00	Mostly Cloudy	--	73.8	57.6	57%	NA	73.6	30.06	1018.0
01:15 PM EDT	E 8.1	10.00	Partly Cloudy	--	73.2	57.4	58%	NA	73.0	30.07	1018.3
12:55 PM EDT	9.2	10.00	Mostly Cloudy	--	72.7	57.6	59%	NA	72.5	30.07	1018.3
12:35 PM EDT	NE 8.1	10.00	Mostly Cloudy	--	71.8	57.9	62%	NA	71.6	30.07	1018.3
12:15 PM EDT	E 6.9	10.00	Mostly Cloudy	--	71.1	57.9	63%	NA	70.9	30.07	1018.3
11:55 AM EDT	E 6.9	10.00	Mostly Cloudy	--	72.5	58.6	62%	NA	72.3	30.07	1018.3