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)

Light Rain and Fog/Mist

63.3 F

Humidity:	100%
Wind Speed:	5.8 mph
Barometer:	30.13 in
Dewpoint:	63.3 F
Visibility:	4.00 mi
Precip:	Trace
Heat Index:	NA
Wind Chill:	NA

Sep 22 2026, 08:55 AM 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)
08:55 AM EDT	5.8	4.00	Light Rain and Fog/Mist	Trace	63.3	63.3	100%	NA	NA	30.13	1020.3
08:35 AM EDT	6.9	4.00	Light Rain and Fog/Mist	Trace	63.3	63.3	100%	NA	NA	30.13	1020.3
08:15 AM EDT	5.7	2.50	Light Rain and Fog/Mist	--	63.1	63.1	100%	NA	NA	30.13	1020.3
07:55 AM EDT	3.4	4.00	Fog/Mist	Trace	63.7	63.7	100%	NA	NA	30.12	1020.0
07:35 AM EDT	6.9	4.00	Fog/Mist	Trace	64.2	64.2	100%	NA	NA	30.12	1020.0
07:15 AM EDT	5.7	3.00	Light Rain and Fog/Mist	--	64.8	64.8	100%	NA	NA	30.11	1019.6
06:55 AM EDT	5.8	4.00	Light Rain and Fog/Mist	Trace	65.7	65.7	100%	NA	NA	30.12	1019.7
06:35 AM EDT	4.7	2.50	Light Rain and Fog/Mist	Trace	66.0	66.0	100%	NA	NA	30.12	1019.7
06:15 AM EDT		2.50	Light Rain and Fog/Mist	--	NULL		%	NA	NA		M
05:55 AM EDT	3.4	2.00	Light Rain and Fog/Mist	Trace	66.7	66.7	100%	NA	NA	30.09	1019.0
05:35 AM EDT	3.4	2.50	Light Rain and Fog/Mist	Trace	66.7	66.7	100%	NA	NA	30.07	1018.3
05:15 AM EDT	6.9	3.00	Light Rain and Fog/Mist	--	67.1	67.1	100%	NA	NA	30.07	1018.3
04:55 AM EDT	5.8	4.00	Light Rain and Fog/Mist	Trace	67.3	67.3	100%	NA	NA	30.06	1018.0
04:35 AM EDT	3.4	3.00	Light Rain and Fog/Mist	Trace	67.3	67.3	100%	NA	NA	30.06	1018.0
04:15 AM EDT	4.6	3.00	Light Rain and Fog/Mist	--	67.5	67.5	100%	NA	NA	30.06	1017.9
03:55 AM EDT	4.7	4.00	Light Rain and Fog/Mist	Trace	67.5	67.5	100%	NA	NA	30.06	1018.0
03:35 AM EDT	4.7	8.00	Cloudy	Trace	67.6	67.6	100%	NA	NA	30.06	1018.0
03:15 AM EDT	4.7	9.00	Cloudy	--	67.6	67.6	100%	NA	NA	30.06	1018.0
02:55 AM EDT	0.0	9.00	Cloudy	--	67.6	67.6	100%	NA	NA	30.07	1018.3
02:35 AM EDT	3.4	10.00	Cloudy	--	67.5	67.5	100%	NA	NA	30.07	1018.3
02:15 AM EDT	0.0	7.00	Cloudy	--	67.5	67.5	100%	NA	NA	30.07	1018.3
01:55 AM EDT	3.4	10.00	Cloudy	--	67.3	67.3	100%	NA	NA	30.07	1018.3
01:35 AM EDT	0.0	10.00	Cloudy	--	67.3	67.3	100%	NA	NA	30.09	1019.0
01:15 AM EDT	NE 3.4	10.00	Cloudy	--	67.3	67.3	100%	NA	NA	30.09	1019.0
12:55 AM EDT	3.4	10.00	Cloudy	--	67.1	67.1	100%	NA	NA	30.08	1018.6
12:35 AM EDT	0.0	10.00	Cloudy	--	67.1	67.1	100%	NA	NA	30.09	1019.0
12:15 AM EDT	0.0	10.00	Cloudy	--	67.1	67.1	100%	NA	NA	30.08	1018.6
11:55 PM EDT	0.0	10.00	Cloudy	Trace	66.7	66.7	100%	NA	NA	30.08	1018.6
11:35 PM EDT	4.7	10.00	Cloudy	Trace	66.4	66.4	100%	NA	NA	30.08	1018.6
11:15 PM EDT	4.7	7.00	Cloudy	Trace	66.2	66.2	100%	NA	NA	30.08	1018.6
10:55 PM EDT	4.7	5.00	Light Rain and Fog/Mist	Trace	66.2	66.2	100%	NA	NA	30.09	1019.0
10:35 PM EDT		4.00	Light Rain and Fog/Mist	Trace	NULL		%	NA	NA		M
10:15 PM EDT	3.4	7.00	Light Rain	Trace	66.4	66.4	100%	NA	NA	30.10	1019.3
09:55 PM EDT	4.7	10.00	Cloudy	--	66.6	66.6	100%	NA	NA	30.10	1019.3
09:35 PM EDT	4.7	10.00	Cloudy	--	66.6	66.6	100%	NA	NA	30.09	1019.0
09:15 PM EDT	0.0	10.00	Cloudy	--	66.7	66.7	100%	NA	NA	30.09	1019.0
08:55 PM EDT	5.8	10.00	Cloudy	--	66.9	66.9	100%	NA	NA	30.07	1018.3
08:35 PM EDT	0.0	10.00	Cloudy	--	66.9	66.9	100%	NA	NA	30.07	1018.3
08:15 PM EDT	3.4	10.00	Cloudy	--	66.9	66.9	100%	NA	NA	30.06	1018.0
07:55 PM EDT	0.0	10.00	Cloudy	Trace	66.9	66.9	100%	NA	NA	30.04	1017.3
07:35 PM EDT	3.4	10.00	Cloudy	Trace	66.7	66.7	100%	NA	NA	30.03	1016.9
07:15 PM EDT	4.6	9.00	Cloudy	--	66.7	66.7	100%	NA	NA	30.03	1016.9
06:55 PM EDT	5.8	7.00	Light Rain	Trace	66.7	66.7	100%	NA	NA	30.03	1016.9
06:35 PM EDT	5.8	3.00	Light Rain and Fog/Mist	Trace	67.6	67.6	100%	NA	NA	30.05	1017.6
06:15 PM EDT	4.7	10.00	Cloudy	--	69.1	67.8	96%	NA	NA	30.07	1018.3
05:55 PM EDT	5.8	10.00	Cloudy	--	69.6	67.8	94%	NA	NA	30.04	1017.3
05:35 PM EDT	5.8	10.00	Cloudy	--	70.3	68.0	92%	NA	71.4	30.04	1017.3
05:15 PM EDT	4.7	10.00	Cloudy	--	71.1	68.0	90%	NA	72.1	30.04	1017.3
04:55 PM EDT	0.0	10.00	Cloudy	--	71.8	68.2	88%	NA	72.9	30.03	1016.9
04:35 PM EDT	0.0	10.00	Cloudy	--	72.3	68.7	88%	NA	73.4	30.03	1016.9
04:15 PM EDT	0.0	10.00	Cloudy	--	73.0	68.7	86%	NA	74.1	30.02	1016.6
03:55 PM EDT	3.4	10.00	NULL	--	72.7	68.4	86%	NA	73.8	30.02	1016.6
03:35 PM EDT	3.4	10.00	Cloudy	--	73.2	68.7	86%	NA	74.3	30.02	1016.6
02:35 PM EDT	0.0	10.00	Cloudy	--	73.8	68.4	83%	NA	74.7	30.03	1016.9
02:15 PM EDT	0.0	10.00	Cloudy	--	73.2	68.4	85%	NA	74.3	30.04	1017.3
01:55 PM EDT	3.4	10.00	Cloudy	--	72.7	68.0	85%	NA	73.6	30.04	1017.3
01:35 PM EDT	0.0	10.00	Mostly Cloudy	--	72.9	67.8	84%	NA	73.8	30.04	1017.3
01:15 PM EDT	0.0	10.00	Cloudy	--	72.7	67.8	85%	NA	73.6	30.04	1017.3
12:55 PM EDT	0.0	10.00	Cloudy	--	72.0	67.8	87%	NA	72.9	30.05	1017.6
12:35 PM EDT	0.0	10.00	Cloudy	--	72.0	67.8	87%	NA	72.9	30.06	1018.0
12:15 PM EDT	3.4	10.00	Cloudy	--	71.6	67.8	88%	NA	72.7	30.06	1017.9
11:50 AM EDT	4.7	10.00	Cloudy	--	70.9	67.1	88%	NA	71.8	30.07	1018.3
11:35 AM EDT	NE 5.8	10.00	Cloudy	--	70.9	67.1	88%	NA	71.8	30.06	1018.0
11:15 AM EDT	3.4	10.00	Cloudy	--	70.5	67.5	90%	NA	71.4	30.06	1017.9
10:55 AM EDT	0.0	10.00	Cloudy	--	70.0	67.3	91%	NA	NA	30.05	1017.6
10:35 AM EDT	5.8	10.00	Cloudy	--	70.2	67.1	90%	NA	71.1	30.05	1017.6
10:15 AM EDT	3.4	10.00	Cloudy	--	70.0	67.6	92%	NA	NA	30.05	1017.6
09:55 AM EDT	4.7	9.00	Cloudy	--	69.8	66.9	91%	NA	NA	30.04	1017.3
09:35 AM EDT	0.0	10.00	Cloudy	--	70.2	67.1	90%	NA	71.1	30.04	1017.3
09:15 AM EDT	0.0	10.00	Cloudy	--	70.2	67.5	91%	NA	71.2	30.03	1016.9
08:55 AM EDT	5.8	9.00	Cloudy	--	70.2	67.8	92%	NA	71.2	30.02	1016.6
08:35 AM EDT	4.7	9.00	Mostly Cloudy	--	70.3	67.8	92%	NA	71.4	30.01	1016.3