Harsens Island, MI Current Weather Conditions

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

▼Current Conditions — Harsens Island, MI

PORT HURON (KPHN)

Mostly Cloudy

77.0 F

Humidity:	69%
Wind Speed:	9.2 mph
Barometer:	29.56 in
Dewpoint:	66.2 F
Visibility:	10.00 mi
Precip:	--
Heat Index:	77.7 F
Wind Chill:	NA

Jul 21 2026, 01:15 PM 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 — Harsens Island, 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)
01:15 PM EDT	9.2	10.00	Mostly Cloudy	--	77.0	66.2	69%	NA	77.7	29.56	1001.0
12:55 PM EDT	8.1	10.00	Mostly Cloudy	--	80.6	66.2	62%	NA	82.8	29.53	1000.0
12:35 PM EDT	SW 9.2	10.00	Mostly Cloudy	--	84.2	66.2	55%	NA	86.5	29.54	1000.3
12:16 PM EDT	8.1	10.00	Mostly Cloudy	--	84.2	68.0	58%	NA	87.4	29.54	1000.3
11:55 AM EDT	8.1	10.00	Mostly Cloudy	--	84.2	68.0	58%	NA	87.4	29.56	1001.0
11:35 AM EDT	SW 6.9	10.00	Mostly Cloudy	--	82.4	68.0	62%	NA	85.5	29.57	1001.4
11:15 AM EDT	SW 4.7	10.00	Cloudy	--	80.6	68.0	66%	NA	83.3	29.58	1001.7
10:55 AM EDT	W 3.4	10.00	Mostly Cloudy	--	80.6	68.0	66%	NA	83.3	29.59	1002.0
10:35 AM EDT	3.4	7.00	Mostly Cloudy	--	78.8	68.0	70%	NA	79.7	29.59	1002.0
10:15 AM EDT		7.00	Mostly Cloudy	--	NULL		%	NA	NA		M
09:56 AM EDT	SW 6.9 G 17.2	7.00	Partly Cloudy	--	78.8	66.2	65%	NA	79.5	29.57	1001.4
09:35 AM EDT	8.1	7.00	Clear	--	77.0	68.0	74%	NA	77.9	29.58	1001.7
09:15 AM EDT	5.8	7.00	Clear	--	75.2	66.2	74%	NA	75.9	29.59	1002.0
08:55 AM EDT	SW 4.7	7.00	Clear	--	75.2	66.2	74%	NA	75.9	29.57	1001.4
08:35 AM EDT	5.8	7.00	Clear	--	75.2	66.2	74%	NA	75.9	29.58	1001.7
08:15 AM EDT	SW 5.8	7.00	Clear	--	75.2	66.2	74%	NA	75.9	29.58	1001.7
07:55 AM EDT	3.4	7.00	Clear	--	73.4	64.4	73%	NA	73.9	29.56	1001.0
07:36 AM EDT	SW 4.7	7.00	Clear	--	73.4	64.4	73%	NA	73.9	29.56	1001.0
07:15 AM EDT	SW 3.4	7.00	NULL	--	73.4	64.4	73%	NA	73.9	29.57	1001.4
11:55 PM EDT	8.1	10.00	Clear	--	71.6	60.8	69%	NA	71.8	29.73	1006.8
11:35 PM EDT	8.1	10.00	Clear	--	71.6	60.8	69%	NA	71.8	29.73	1006.8
11:15 PM EDT	8.1	10.00	Clear	--	71.6	60.8	69%	NA	71.8	29.75	1007.5
10:55 PM EDT	S 8.1	10.00	Clear	--	71.6	59.0	65%	NA	71.4	29.75	1007.5
10:35 PM EDT	S 8.1	10.00	Clear	--	71.6	59.0	65%	NA	71.4	29.76	1007.8
10:15 PM EDT	S 6.9	10.00	Clear	--	71.6	59.0	65%	NA	71.4	29.77	1008.1
09:56 PM EDT	6.9	10.00	Clear	--	71.6	59.0	65%	NA	71.4	29.78	1008.5
09:35 PM EDT	S 6.9	10.00	Clear	--	73.4	59.0	61%	NA	73.2	29.78	1008.5
09:15 PM EDT	S 6.9	10.00	Clear	--	73.4	57.2	57%	NA	73.0	29.78	1008.5
08:55 PM EDT	S 6.9	10.00	Clear	--	75.2	57.2	54%	NA	75.0	29.79	1008.8
08:35 PM EDT	S 6.9	10.00	Clear	--	75.2	57.2	54%	NA	75.0	29.78	1008.5
08:15 PM EDT	S 6.9	10.00	Clear	--	75.2	57.2	54%	NA	75.0	29.77	1008.1
07:55 PM EDT	S 5.8	10.00	Clear	--	75.2	59.0	57%	NA	75.0	29.77	1008.1
07:36 PM EDT	S 9.2	10.00	Clear	--	75.2	57.2	54%	NA	75.0	29.77	1008.1
07:15 PM EDT	S 10.3	10.00	Clear	--	75.2	57.2	54%	NA	75.0	29.77	1008.1
06:55 PM EDT	S 8.1	10.00	Clear	--	77.0	57.2	50%	NA	76.8	29.79	1008.8
06:35 PM EDT	S 8.1	10.00	Clear	--	77.0	57.2	50%	NA	76.8	29.82	1009.8
06:15 PM EDT	S 9.2	10.00	Clear	--	77.0	57.2	50%	NA	76.8	29.83	1010.2
05:55 PM EDT	S 9.2	10.00	Clear	--	77.0	57.2	50%	NA	76.8	29.83	1010.2
05:16 PM EDT	S 5.8	10.00	Clear	--	77.0	55.4	47%	NA	76.6	29.87	1011.5
04:55 PM EDT	S 8.1	10.00	Clear	--	78.8	55.4	45%	NA	78.4	29.88	1011.9
04:35 PM EDT	8.1	10.00	Clear	--	78.8	53.6	42%	NA	78.3	29.88	1011.9
04:15 PM EDT	3.4	10.00	Clear	--	77.0	55.4	47%	NA	76.6	29.89	1012.2
03:55 PM EDT	5.8	10.00	Clear	--	77.0	53.6	44%	NA	76.5	29.90	1012.5
03:15 PM EDT	S 6.9	10.00	Clear	--	78.8	53.6	42%	NA	78.3	29.90	1012.5
02:56 PM EDT	S 8.1	10.00	Clear	--	78.8	53.6	42%	NA	78.3	29.90	1012.5
02:35 PM EDT	4.7	10.00	Clear	--	78.8	53.6	42%	NA	78.3	29.91	1012.9
01:55 PM EDT	3.4	10.00	Clear	--	78.8	53.6	42%	NA	78.3	29.94	1013.6
01:35 PM EDT	0.0	10.00	Clear	--	77.0	53.6	44%	NA	76.5	29.94	1013.6
12:55 PM EDT	5.8	10.00	Clear	--	77.0	51.8	41%	NA	76.3	29.95	1014.2
12:36 PM EDT	S 4.7	10.00	Clear	--	77.0	51.8	41%	NA	76.3	29.97	1014.9
12:15 PM EDT	S 6.9	10.00	Partly Cloudy	--	77.0	53.6	44%	NA	76.5	29.97	1014.9
11:55 AM EDT	4.7	10.00	Mostly Cloudy	--	77.0	53.6	44%	NA	76.5	29.97	1014.9
11:15 AM EDT	S 6.9	10.00	Clear	--	75.2	53.6	47%	NA	74.7	29.96	1014.6
10:55 AM EDT	6.9	10.00	Clear	--	75.2	55.4	50%	NA	74.8	29.97	1014.9
10:35 AM EDT		10.00	Clear	--	NULL		%	NA	NA		M
10:16 AM EDT	S 5.8	10.00	Clear	--	73.4	59.0	61%	NA	73.2	29.97	1014.9
09:55 AM EDT	5.8	10.00	Clear	--	71.6	60.8	69%	NA	71.8	29.97	1014.9
09:35 AM EDT	S 4.7	10.00	Clear	--	69.8	59.0	69%	NA	NA	29.97	1014.9
09:15 AM EDT	3.4	10.00	Clear	--	68.0	59.0	73%	NA	NA	29.99	1015.6
08:55 AM EDT	0.0	10.00	Clear	--	64.4	59.0	83%	NA	NA	29.98	1015.2
08:35 AM EDT	0.0	10.00	Clear	--	62.6	57.2	83%	NA	NA	29.98	1015.2
08:15 AM EDT		10.00	Clear	--	NULL		%	NA	NA		M
07:56 AM EDT	0.0	10.00	Clear	--	57.2	55.4	94%	NA	NA	29.98	1015.2
07:35 AM EDT	0.0	7.00	Clear	--	55.4	53.6	94%	NA	NA	29.97	1014.9
07:15 AM EDT	0.0	5.00	Fog/Mist	--	53.6	51.8	94%	NA	NA	29.98	1015.2
06:55 AM EDT	0.0	4.00	Fog/Mist	--	51.8	50.0	94%	NA	NA	29.98	1015.2
06:35 AM EDT	0.0	2.00	Fog/Mist	--	50.0	48.2	94%	NA	NA	29.98	1015.2
06:15 AM EDT	0.0	2.50	Fog/Mist	--	51.8	50.0	94%	NA	NA	29.98	1015.2
05:55 AM EDT	0.0	1.25	Fog/Mist	--	51.8	50.0	94%	NA	NA	29.98	1015.2
05:36 AM EDT	0.0	1.25	Fog/Mist	--	51.8	50.0	94%	NA	NA	29.98	1015.2
05:15 AM EDT	0.0	1.00	Fog/Mist	--	51.8	50.0	94%	NA	NA	29.99	1015.6
04:55 AM EDT	0.0	1.50	Fog/Mist	--	51.8	50.0	94%	NA	NA	29.98	1015.2