Weather Garrison Dam long-term weather forecast

Long-term weather forecast for Garrison Dam for ten days.

Thursday, Jan 15

4 / 1°C

0.4 mm

44 km/h

2 °C	0 °C	12 am
3 °C	-1 °C	6 am
4 °C	-1 °C	12 pm
1 °C	-4 °C	6 pm

sunrise 8:28 am
sunset 5:22 pm

HOURLY

From morning untill noon overcast, in the afternoon cloudy, in the evening initially cloudy, later partly cloudy. The highest temperature 4 °C. Total rainfall 0.4 mm. At night overcast. The lowest temperature 1 °C. Total rainfall 0.1 mm.

Interactive map weather North Dakota, USA

GPS: 47.4980; -101.4128

altitude: 561 m
local time:

PLACES IN THE AREA

Weather forecast Garrison Dam, North Dakota, USA extended forecast

Time			Precip.	Wind	Pressure	Humidity	Dew	total	Fog	Low	Middle	High
Thursday 01/15/2026
12 AM 1 AM	overcast	2 °C -1 °C	0.3 mm	4.3 m/s 15 km/h southwest	1010 hPa	86 %	0 °C	100 %	0%	0%	75%	100%
6 AM 7 AM	clear	3 °C -1 °C	0.0 mm	8.0 m/s 29 km/h northwest	1011 hPa	69 %	-1 °C	0 %	0%	0%	0%	0%
12 PM 1 PM	cloudy	4 °C -1 °C	0.1 mm	12.1 m/s 44 km/h northwest	1013 hPa	49 %	-5 °C	78 %	0%	76%	42%	3%
6 PM 7 PM	partly cloudy	1 °C -4 °C	0.0 mm	10.8 m/s 39 km/h northwest	1015 hPa	54 %	-6 °C	23 %	0%	9%	0%	14%
Friday 01/16/2026
12 AM 1 AM	partly cloudy	-3 °C -8 °C	0.0 mm	9.7 m/s 35 km/h northwest	1019 hPa	61 %	-9 °C	28 %	0%	28%	0%	0%
6 AM 7 AM	overcast	-6 °C -11 °C	0.1 mm	10.6 m/s 38 km/h north-northwest	1024 hPa	53 %	-14 °C	100 %	0%	100%	48%	0%
12 PM 1 PM	cloudy	-7 °C -12 °C	0.0 mm	8.2 m/s 30 km/h north-northwest	1030 hPa	46 %	-16 °C	77 %	0%	77%	0%	0%
6 PM 7 PM	overcast	-6 °C -11 °C	0.0 mm	5.6 m/s 20 km/h northwest	1030 hPa	43 %	-16 °C	99 %	0%	0%	32%	99%

Garrison Dam, North Dakota, USA - information

State: North Dakota, USA

GPS coordinates: 47.4980; -101.4128

Time zone: America / Chicago time difference in hours with time in US is -7 hours

Altitude: 561 m
The administrative part:

North Dakota, Bismarck
McLean County, Washburn

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Data source

Weather forecast for Garrison 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 Garrison Dam

data are always in the local time

Sun and light

Jan. 15, 2026

Sunrise:	Sunset:
8:28 am	5:22 pm
Noon:	Length of day:
12:55 pm	08:54
Start of civil twilight*:	End of civil twilight*:
7:53 am	5:57 pm
Start of nautical twilight*:	End of nautical twilight*:
7:15 am	6:34 pm
Start of astronomical twilight*:	End of astronomical twilight*:
6:39 am	7:11 pm
* What is Twilight?

Moon and moon phases

Moonrise:	Moonset:
01/15/2026 6:35 am	01/15/2026 2:05 pm
Next new moon:	Next full moon:
01/18/2026	02/01/2026