Great Mills, MD Current Weather Conditions

Current weather observations and 72-hour history for Great Mills, MD. • View 5-Day Forecast ›

▼Current Conditions — Great Mills, MD

ST MARYS (DUKE) (K2W6)

Clear

87.1 F

Humidity:	44%
Wind Speed:	0.0 mph
Barometer:	29.89 in
Dewpoint:	62.8 F
Visibility:	10.00 mi
Precip:	--
Heat Index:	87.8 F
Wind Chill:	NA

Jun 7 2026, 07:35 PM EDT

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▼Hourly Observation History — Great Mills, MD

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)
07:35 PM EDT	0.0	10.00	Clear	--	87.1	62.8	44%	NA	87.8	29.89	1012.2
07:15 PM EDT	0.0	10.00	Clear	--	87.8	62.2	43%	NA	88.3	29.88	1011.9
06:55 PM EDT	0.0	10.00	Mostly Clear	--	88.5	62.8	42%	NA	89.2	29.88	1011.9
06:35 PM EDT	0.0	10.00	Partly Cloudy	--	89.6	62.8	41%	NA	90.5	29.87	1011.5
06:15 PM EDT	4.6	10.00	Partly Cloudy	--	88.9	62.8	42%	NA	89.6	29.87	1011.5
05:55 PM EDT	0.0	10.00	Partly Cloudy	--	89.6	63.3	42%	NA	90.7	29.86	1011.2
05:35 PM EDT	5.8	10.00	Partly Cloudy	--	88.9	62.8	42%	NA	89.6	29.86	1011.2
05:15 PM EDT	NW 4.7	10.00	Mostly Clear	--	90.5	63.1	40%	NA	91.6	29.85	1010.8
04:55 PM EDT	0.0	10.00	Mostly Clear	--	88.9	63.0	42%	NA	89.8	29.85	1010.8
04:35 PM EDT	3.4	9.00	Partly Cloudy	--	88.7	63.0	42%	NA	89.6	29.85	1010.8
04:15 PM EDT	0.0	10.00	Mostly Cloudy	--	88.0	62.8	43%	NA	88.7	29.86	1011.2
03:55 PM EDT	4.7	10.00	Partly Cloudy	--	90.5	61.7	38%	NA	90.9	29.86	1011.2
03:35 PM EDT	5.8	10.00	Partly Cloudy	--	91.0	61.7	38%	NA	91.4	29.86	1011.2
03:15 PM EDT		10.00	Mostly Cloudy	--	NULL		%	NA	NA		M
02:55 PM EDT	6.9	10.00	Partly Cloudy	--	89.8	63.1	41%	NA	90.9	29.87	1011.5
02:35 PM EDT	W 10.3 G 16.1	10.00	Partly Cloudy	--	91.9	62.4	38%	NA	92.7	29.87	1011.5
02:15 PM EDT	W 11.5 G 17.3	10.00	Partly Cloudy	--	90.9	62.1	38%	NA	91.4	29.87	1011.5
01:55 PM EDT	W 9.2	10.00	Mostly Clear	--	90.3	62.1	39%	NA	90.9	29.87	1011.5
01:35 PM EDT	5.8	10.00	Mostly Cloudy	--	89.6	64.0	43%	NA	91.0	29.88	1011.9
01:15 PM EDT		10.00	Mostly Cloudy	--	90.5	63.3	41%	NA	91.6	29.89	1012.2
12:35 PM EDT	5.8	10.00	Mostly Clear	--	89.1	65.3	46%	NA	91.2	29.90	1012.5
12:15 PM EDT		10.00	Partly Cloudy	--	NULL		%	NA	NA		M
11:55 AM EDT	6.9	10.00	Mostly Cloudy	--	86.7	66.2	51%	NA	89.2	29.90	1012.5
11:35 AM EDT	6.9	10.00	Partly Cloudy	--	85.6	66.2	52%	NA	88.0	29.91	1012.9
11:15 AM EDT	6.9 G 16.1	10.00	Clear	--	85.6	67.1	54%	NA	88.5	29.91	1012.9
10:55 AM EDT	W 5.7	10.00	Clear	--	84.7	67.5	56%	NA	87.8	29.91	1012.9
10:35 AM EDT	W 9.2	10.00	Mostly Clear	--	83.1	66.9	58%	NA	85.6	29.91	1012.9
10:15 AM EDT	3.4	10.00	Partly Cloudy	--	82.0	68.0	63%	NA	84.9	29.91	1012.9
09:55 AM EDT	W 4.6	9.00	Mostly Cloudy	--	78.8	68.9	72%	NA	79.7	29.91	1012.9
09:35 AM EDT	0.0	9.00	Mostly Cloudy	Trace	76.5	70.3	81%	NA	77.7	29.91	1012.9
09:15 AM EDT	3.4	9.00	Light Rain	Trace	76.1	70.5	83%	NA	77.4	29.92	1013.2
08:55 AM EDT	0.0	7.00	Light Rain	Trace	77.7	68.5	73%	NA	78.6	29.91	1012.9
08:35 AM EDT	0.0	8.00	Mostly Clear	--	77.2	68.7	75%	NA	78.1	29.90	1012.5
08:15 AM EDT	3.4	9.00	Mostly Clear	--	77.2	68.0	73%	NA	78.1	29.90	1012.5
07:55 AM EDT	3.4	8.00	Partly Cloudy	--	75.2	66.7	75%	NA	75.9	29.90	1012.5
07:35 AM EDT	0.0	9.00	Partly Cloudy	--	73.4	66.2	78%	NA	74.1	29.90	1012.5
07:15 AM EDT	0.0	9.00	Partly Cloudy	--	72.1	66.2	82%	NA	72.9	29.90	1012.5
06:55 AM EDT	0.0	9.00	Partly Cloudy	--	69.6	65.3	86%	NA	NA	29.89	1012.2
06:35 AM EDT	0.0	10.00	Partly Cloudy	--	68.9	64.8	87%	NA	NA	29.89	1012.2
06:15 AM EDT	0.0	9.00	Mostly Clear	--	67.8	64.6	89%	NA	NA	29.88	1011.9
05:55 AM EDT	0.0	9.00	Mostly Clear	--	68.4	64.2	87%	NA	NA	29.87	1011.5
05:35 AM EDT	0.0	10.00	Mostly Cloudy	--	69.4	64.0	83%	NA	NA	29.87	1011.5
05:15 AM EDT	0.0	10.00	Mostly Cloudy	--	70.3	64.2	81%	NA	70.9	29.88	1011.9
04:55 AM EDT	0.0	10.00	Mostly Cloudy	--	69.4	64.2	83%	NA	NA	29.87	1011.5
04:35 AM EDT	0.0	10.00	Clear	--	69.3	64.4	85%	NA	NA	29.86	1011.2
04:15 AM EDT	0.0	10.00	Clear	--	70.5	64.0	80%	NA	71.1	29.86	1011.2
03:55 AM EDT	0.0	10.00	Clear	--	70.7	64.0	79%	NA	71.2	29.85	1010.8
03:35 AM EDT	0.0	9.00	Mostly Clear	--	70.7	63.9	79%	NA	71.2	29.85	1010.8
02:55 AM EDT	0.0	10.00	Mostly Cloudy	--	73.2	64.0	73%	NA	73.8	29.85	1010.8
02:35 AM EDT	W 3.4	10.00	NULL	--	71.4	64.4	79%	NA	72.0	29.85	1010.8
02:15 AM EDT	W 3.4	10.00	Mostly Clear	--	72.5	63.5	73%	NA	72.9	29.86	1011.2
01:35 AM EDT	0.0	10.00	Mostly Clear	--	72.3	62.8	72%	NA	72.7	29.87	1011.5
01:15 AM EDT	0.0	10.00	Partly Cloudy	--	73.4	62.2	68%	NA	73.6	29.87	1011.5
12:55 AM EDT	0.0	10.00	Mostly Cloudy	--	74.7	62.1	65%	NA	74.8	29.87	1011.5
12:35 AM EDT	3.4	9.00	Mostly Cloudy	--	74.5	61.9	65%	NA	74.7	29.88	1011.9
12:15 AM EDT	0.0	10.00	Clear	--	75.2	61.7	63%	NA	75.4	29.88	1011.9
11:55 PM EDT	SW 3.4	10.00	Clear	--	75.2	61.7	63%	NA	75.4	29.88	1011.9
11:35 PM EDT	SW 3.4	10.00	Mostly Clear	--	74.5	62.4	66%	NA	74.7	29.89	1012.2
11:15 PM EDT		10.00	Clear	--	NULL		%	NA	NA		M
10:55 PM EDT	0.0	10.00	Clear	--	74.5	62.1	65%	NA	74.7	29.90	1012.5
10:35 PM EDT	0.0	10.00	Clear	--	74.5	62.1	65%	NA	74.7	29.90	1012.5
10:15 PM EDT	0.0	10.00	Clear	--	75.6	62.1	63%	NA	75.7	29.89	1012.2
09:55 PM EDT	0.0	10.00	Mostly Clear	--	76.3	61.7	61%	NA	76.5	29.89	1012.2
09:35 PM EDT	0.0	10.00	Partly Cloudy	--	78.1	61.5	57%	NA	78.3	29.88	1011.9
09:15 PM EDT	0.0	10.00	Clear	--	79.7	61.0	53%	NA	79.9	29.88	1011.9
08:55 PM EDT	W 3.4	10.00	Clear	--	80.6	60.3	50%	NA	81.3	29.88	1011.9
08:35 PM EDT	0.0	10.00	Clear	--	82.4	59.9	47%	NA	82.8	29.87	1011.5
08:15 PM EDT	5.7	10.00	Mostly Clear	--	83.8	59.4	44%	NA	83.7	29.87	1011.5
07:55 PM EDT		10.00	Clear	--	NULL		%	NA	NA		M
07:35 PM EDT	8.1	10.00	Clear	--	86.5	59.0	39%	NA	86.0	29.85	1010.8
07:15 PM EDT	10.3	10.00	Clear	--	87.6	58.8	38%	NA	86.9	29.86	1011.2
06:55 PM EDT	13.8	10.00	Clear	--	87.6	59.5	39%	NA	87.1	29.87	1011.5