Colstrip, MT Weather Forecast and Current Conditions (59323)
Feels Like 65°F
Current Weather
Feels Like 65°F
Forecast at a Glance
This Date in Weather History
1987 - A tropical depression off the coast of South Carolina brought another round of heavy rain to the Middle Atlantic Coast Region and the Upper Ohio Valley. Showers and thunderstorms produced extremely heavy rain in eastern Pennsylvania, where flooding caused more than 55 million dollars across a seven county area. The afternoon high of 97 degrees at Miami FL was a record for the month of September.
More on this and other weather history
Colstrip 7 Day Weather Forecast Details
Monday Sep 8
Day: Areas of smoke. Mostly sunny, with a high near 84. West wind around 9 mph.
Night: Areas of smoke. Partly cloudy. Low around 56, with temperatures rising to around 59 overnight. West northwest wind 2 to 7 mph.
Tuesday Sep 9
Day: Areas of smoke. Sunny, with a high near 85. East southeast wind 2 to 8 mph.
Night: Areas of smoke and a slight chance of showers and thunderstorms. Mostly cloudy. Low around 61, with temperatures rising to around 63 overnight. East southeast wind around 9 mph. Chance of precipitation is 20%.
Wednesday Sep 10
Day: Mostly sunny, with a high near 88. Southeast wind around 7 mph.
Night: A slight chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 61. South southeast wind around 7 mph. Chance of precipitation is 20%.
Thursday Sep 11
Day: A slight chance of rain showers after noon. Mostly sunny. High near 85, with temperatures falling to around 83 in the afternoon. West northwest wind around 6 mph. Chance of precipitation is 20%.
Night: A chance of showers and thunderstorms. Mostly cloudy. Low around 58, with temperatures rising to around 60 overnight. North northwest wind around 6 mph. Chance of precipitation is 40%.
Friday Sep 12
Day: A chance of rain showers before noon, then a chance of showers and thunderstorms. Partly sunny. High near 77, with temperatures falling to around 72 in the afternoon. Northwest wind around 6 mph. Chance of precipitation is 50%.
Night: Showers and thunderstorms. Mostly cloudy. Low around 57, with temperatures rising to around 59 overnight. Northwest wind around 6 mph. Chance of precipitation is 80%.
Saturday Sep 13
Day: Rain showers likely. Mostly cloudy. High near 69, with temperatures falling to around 67 in the afternoon. Northwest wind around 7 mph. Chance of precipitation is 70%.
Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 53. West northwest wind around 6 mph. Chance of precipitation is 50%.
Sunday Sep 14
Day: A chance of rain showers. Partly sunny, with a high near 72. West southwest wind around 6 mph.
Sun & Moon Monthly
Sunrise 6:37 AM
Sunset 7:33 PM
Last Light 8:03 PM
Moonset 7:34 AM
Contiguous United States Extremes
Sun's High Temperature
112 at Stovepipe Wells, CA
Sun's Low Temperature
28 at 2 Miles East Southeast Of Hazen, ND
Weather Folklore
If the lark flies high, Expect fair weather.
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About Colstrip, Montana
Colstrip is a city in Rosebud County, Montana, United States. The population was 2,096 at the 2020 census.
Established in 1924 and incorporated as a city in 1998, Colstrip is the largest city in Rosebud County with 25.2% of the total population in 2020. Colstrip's primary industries are coal mining and electricity production. It had 4 coal fired plants from 1975 and 1976, and 1984 and 1986 respectively. The former two were shut down in 2020, while the latter two are still operating without modern pollution controls. As of 2025, these are the most particulate matter polluting plants in the US.
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