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Glasgow, MT Weather Forecast | 5 Day

Updated: Sat Sep 26th 2026 6:45 AM MDT

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Sunny

Sat 9-26-26

Sunny with a high of 71°F and a low of 51°F. There's a very small chance of rainfall, only about 3%. Winds will be strong at speeds peaking at 22mph and gusts of 26.4mph at 9 AM. Humidity levels should be comfortable, sitting around 33% on average, the maximum being 45% at 8 AM and 22% being its lowest at 4 PM. Barometric pressure is its highest of 29.96^inHg at 11 PM, a lowest point of 29.78^inHg at 7 AM with an avg 29.85^inHg.

HI: 71°F
LO: 51°F

Rainfall: 3%
Snowfall: 0%

Wind
21.5 mph
Humidity
33% avg.

UV Index
4.1
Air Quality
Good

Sunrise
06:58 AM
Sunset
06:56 PM

Moonrise
06:41 PM
Moonset
07:05 AM
Moon Phase
Full Moon

Overcast

Weather Tomorrow, Sun 9-27-26

Overcast with a high of 63°F and a low of 48°F. There's a very small chance of rainfall, only about 8%. Wind will be moderate, blowing around 12mph on average and gusts of 19.7mph at 9 PM. Humidity levels should be comfortable, sitting around 37% on average, the maximum being 54% at 8 AM and 27% being its lowest at 4 PM. Barometric pressure is its highest of 30.04^inHg at 7 AM, a lowest point of 29.85^inHg at 11 PM with an avg 29.96^inHg.

HI: 63°F
LO: 48°F

Rainfall: 8%
Snowfall: 0%

Wind
11.4 mph
Humidity
37% avg.

UV Index
2.6
Air Quality
Good

Sunrise
07:00 AM
Sunset
06:54 PM

Moonrise
06:57 PM
Moonset
08:15 AM
Moon Phase
Waning Gibbous

Overcast

Mon 9-28-26

Overcast with a high of 69°F and a low of 51°F. There's a very small chance of rainfall, only about 7% with an estimated 0in. Winds will be light at 9mph and gusts of 17.2mph at 12 AM. Humidity levels should be comfortable, sitting around 44% on average, the maximum being 56% at 6 AM and 30% being its lowest at 5 PM. Barometric pressure is its highest of 29.84^inHg at 12 AM, a lowest point of 29.78^inHg at 5 PM with an avg 29.81^inHg.

HI: 69°F
LO: 51°F

Rainfall: 7% | est. 0in
Snowfall: 0%

Wind
8.5 mph
Humidity
44% avg.

UV Index
3.3
Air Quality
Good

Sunrise
07:01 AM
Sunset
06:52 PM

Moonrise
07:15 PM
Moonset
09:28 AM
Moon Phase
Waning Gibbous

Sunny

Tue 9-29-26

Sunny with a high of 75°F and a low of 53°F. There's a very small chance of rainfall, only about 1%. Wind will be moderate, blowing around 17mph on average and gusts of 22.4mph at 9 AM. Humidity levels should be comfortable, sitting around 38% on average, the maximum being 65% at 7 AM and 16% being its lowest at 5 PM. Barometric pressure is its highest of 29.81^inHg at 1 AM, a lowest point of 29.56^inHg at 5 PM with an avg 29.68^inHg.

HI: 75°F
LO: 53°F

Rainfall: 1%
Snowfall: 0%

Wind
16.6 mph
Humidity
38% avg.

UV Index
3.8
Air Quality
Good

Sunrise
07:03 AM
Sunset
06:50 PM

Moonrise
07:39 PM
Moonset
10:44 AM
Moon Phase
Waning Gibbous

Sunny

Wed 9-30-26

Sunny with a high of 70°F and a low of 43°F. There's a very small chance of rainfall, only about 2%. Winds will be strong at speeds peaking at 27mph and gusts of 35.1mph at 6 PM. Humidity levels should be comfortable, sitting around 37% on average, the maximum being 56% at 11 PM and 26% being its lowest at 1 PM. Barometric pressure is its highest of 29.94^inHg at 11 PM, a lowest point of 29.6^inHg at 3 AM with an avg 29.71^inHg.

HI: 70°F
LO: 43°F

Rainfall: 2%
Snowfall: 0%

Wind
26.2 mph
Humidity
37% avg.

UV Index
5
Air Quality
Good

Sunrise
07:04 AM
Sunset
06:48 PM

Moonrise
08:10 PM
Moonset
12:01 PM
Moon Phase
Waning Gibbous

Overcast

Thu 10-1-26

Overcast with a high of 57°F and a low of 43°F. There's a very small chance of rainfall, only about 4%. Wind will be moderate, blowing around 11mph on average and gusts of 27.3mph at 12 AM. Humidity levels should be comfortable, sitting around 42% on average, the maximum being 61% at 6 AM and 28% being its lowest at 4 PM. Barometric pressure is its highest of 30.03^inHg at 9 AM, a lowest point of 29.92^inHg at 5 PM with an avg 29.97^inHg.

HI: 57°F
LO: 43°F

Rainfall: 4%
Snowfall: 0%

Wind
11 mph
Humidity
42% avg.

UV Index
4
Air Quality
TBA

Sunrise
07:06 AM
Sunset
06:46 PM

Moonrise
08:53 PM
Moonset
01:16 PM
Moon Phase
Last Quarter

Glasgow, MT Weather Forecast - 10 Day Detailed

This 5-Day weather forecast is valid for ZIP code 59230, accurately covering the area of Glasgow, MT.

Currently

	56°F	29.76 inHg. Barometer 39% Humidity WNW 23.4 mph Wind
Clear

Full Report

National Outlook

Intense Nor'easter Brings Coastal Flooding to the Mid-Atlantic and Northeast 09-26 to 09-28

Sat Sep 26th 2026, 1:35am PDT

Read

Nor'easter and Heavy Rain Threats Upcoming 09-29 to 10-03

Extended Forecast
Sat Sep 26th 2026, 1:36am PDT

Read

5 Day Forecast Nearby

Montana

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