Weather Upper Rock Creek Watershed Site Number 1 Dam weekend

Weather forecast for Upper Rock Creek Watershed Site Number 1 Dam for this and next weekend.

Today
1/10/26

46 / 32 °F

Sunday during the day morning cloudy, later morning partly cloudy.

Saturday, Jan 10

46 / 32°F

0.00 in

10 mph

46 °F	43 °F	5 pm
46 °F	45 °F	7 pm
46 °F	45 °F	9 pm
45 °F	43 °F	11 pm

sunrise 7:27 am
sunset 5:05 pm

HOURLY

Evening in the evening overcast. The highest temperature 46 °F. At night cloudy. The lowest temperature 32 °F.

Interactive map weather Maryland, USA

GPS: 39.1033; -77.1182

altitude: 318 ft
local time:

PLACES IN THE AREA

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Weather forecast Upper Rock Creek Watershed Site Number 1 Dam, Maryland, USA extended forecast

Time			Precip.	Wind	Pressure	Humidity	Dew	total	Fog	Low	Middle	High
Saturday 01/10/2026
5 PM	light rain	46 °F 45 °F	0.01 in	15 fps 10 mph east-northeast	29.9 in	98 %	45 °F	100 %	0%	100%	50%	100%
6 PM	overcast	46 °F 45 °F	0.0 in	10 fps 7 mph east-northeast	29.8 in	99 %	45 °F	100 %	0%	100%	7%	100%
7 PM	overcast	46 °F 45 °F	0.0 in	4 fps 3 mph east-northeast	29.8 in	98 %	45 °F	100 %	0%	100%	20%	100%
8 PM	overcast	46 °F 45 °F	0.0 in	8 fps 5 mph west	29.8 in	98 %	45 °F	100 %	0%	87%	18%	100%
9 PM	overcast	46 °F 45 °F	0.0 in	10 fps 7 mph west-northwest	29.8 in	98 %	45 °F	100 %	0%	47%	30%	99%
10 PM	overcast	45 °F 43 °F	0.0 in	10 fps 7 mph west-northwest	29.8 in	99 %	45 °F	100 %	0%	85%	21%	98%
11 PM	overcast	45 °F 41 °F	0.0 in	12 fps 9 mph west-northwest	29.8 in	98 %	45 °F	94 %	0%	25%	39%	90%
Sunday 01/11/2026
12 AM	cloudy	45 °F 41 °F	0.0 in	12 fps 9 mph west-northwest	29.8 in	98 %	45 °F	77 %	0%	15%	54%	57%
1 AM	overcast	45 °F 41 °F	0.0 in	13 fps 9 mph west-northwest	29.8 in	97 %	45 °F	86 %	0%	3%	68%	47%
2 AM	overcast	46 °F 43 °F	0.0 in	17 fps 12 mph west-northwest	29.8 in	95 %	45 °F	99 %	0%	6%	96%	78%
3 AM	overcast	46 °F 43 °F	0.0 in	19 fps 13 mph northwest	29.9 in	92 %	43 °F	99 %	0%	3%	94%	93%
4 AM	cloudy	45 °F 41 °F	0.0 in	17 fps 12 mph northwest	29.9 in	86 %	39 °F	77 %	0%	3%	35%	69%
5 AM	cloudy	43 °F 37 °F	0.0 in	18 fps 13 mph northwest	29.9 in	81 %	36 °F	85 %	0%	0%	12%	83%
6 AM	cloudy	39 °F 34 °F	0.0 in	19 fps 13 mph northwest	29.9 in	71 %	32 °F	96 %	0%	0%	0%	96%
7 AM	clear	37 °F 32 °F	0.0 in	18 fps 13 mph northwest	29.9 in	67 %	28 °F	4 %	0%	0%	0%	4%
8 AM	clear	36 °F 28 °F	0.0 in	17 fps 12 mph northwest	29.9 in	65 %	25 °F	0 %	0%	0%	0%	0%
9 AM	clear	37 °F 32 °F	0.0 in	14 fps 10 mph west-northwest	29.9 in	60 %	25 °F	6 %	0%	6%	3%	0%
10 AM	clear	39 °F 34 °F	0.0 in	15 fps 10 mph west-northwest	29.9 in	56 %	27 °F	0 %	0%	0%	0%	0%
11 AM	clear	41 °F 36 °F	0.0 in	16 fps 11 mph west	29.9 in	52 %	27 °F	7 %	0%	3%	4%	0%
12 PM	cloudy	43 °F 36 °F	0.0 in	26 fps 18 mph west	29.9 in	47 %	27 °F	68 %	0%	26%	60%	0%
1 PM	partly cloudy	43 °F 36 °F	0.0 in	28 fps 19 mph west-northwest	29.9 in	42 %	23 °F	32 %	0%	1%	32%	0%
2 PM	partly cloudy	43 °F 34 °F	0.0 in	30 fps 21 mph west-northwest	29.9 in	37 %	19 °F	21 %	0%	0%	21%	0%
3 PM	partly cloudy	41 °F 32 °F	0.0 in	32 fps 22 mph west-northwest	29.9 in	36 %	18 °F	32 %	0%	2%	32%	0%
4 PM	clear	39 °F 30 °F	0.0 in	29 fps 20 mph west-northwest	30.0 in	38 %	16 °F	0 %	0%	0%	0%	0%
5 PM	partly cloudy	36 °F 27 °F	0.0 in	29 fps 20 mph west-northwest	30.0 in	38 %	14 °F	18 %	0%	10%	9%	0%
6 PM	clear	34 °F 25 °F	0.0 in	27 fps 18 mph west-northwest	30.1 in	47 %	16 °F	10 %	0%	9%	1%	0%
7 PM	cloudy	32 °F 25 °F	0.0 in	25 fps 17 mph west-northwest	30.1 in	50 %	16 °F	64 %	0%	64%	0%	0%
8 PM	cloudy	32 °F 25 °F	0.0 in	23 fps 15 mph west-northwest	30.1 in	52 %	18 °F	56 %	0%	56%	0%	0%
9 PM	cloudy	32 °F 25 °F	0.0 in	23 fps 16 mph west-northwest	30.2 in	55 %	18 °F	39 %	0%	39%	0%	0%
10 PM	partly cloudy	30 °F 23 °F	0.0 in	21 fps 14 mph west-northwest	30.2 in	59 %	19 °F	18 %	0%	18%	0%	0%
11 PM	partly cloudy	30 °F 23 °F	0.0 in	22 fps 15 mph west-northwest	30.2 in	62 %	19 °F	20 %	0%	20%	0%	0%

Upper Rock Creek Watershed Site Number 1 Dam, Maryland, USA - information

State: Maryland, USA

GPS coordinates: 39.1033; -77.1182

Time zone: America / New York time difference in hours with time in NY is -6 hours

Altitude: 318 ft
The administrative part:

Maryland, Annapolis
Montgomery County, Rockville

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Weather Upper Rock Creek Watershed Site Number 1 Dam, Maryland, USA. Weather forecast Upper Rock Creek Watershed Site Number 1 Dam.

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Data source

Weather forecast for Upper Rock Creek Watershed Site Number 1 Dam is supplied by MET Norway Norwegian Meteorological Institute and the NRK.

Feels like

To calculate the perceived temperature, we use the Australian Apparent Temperature (AAT) model, which is designed for year-round calculations and takes air humidity into account in addition to temperature and wind speed.

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Astronomical information Upper Rock Creek Watershed Site Number 1 Dam

data are always in the local time

Sun and light

Jan. 10, 2026

Sunrise:	Sunset:
7:27 am	5:05 pm
Noon:	Length of day:
12:16 pm	09:38
Start of civil twilight*:	End of civil twilight*:
6:57 am	5:35 pm
Start of nautical twilight*:	End of nautical twilight*:
6:24 am	6:07 pm
Start of astronomical twilight*:	End of astronomical twilight*:
5:52 am	6:39 pm
* What is Twilight?

Moon and moon phases

Moonrise:	Moonset:
01/10/2026 12:08 am	01/10/2026 11:21 am
Next new moon:	Next full moon:
01/18/2026	02/01/2026