Mattson Slough, Sheridan County, Montana     User input for Mattson Slough, Sheridan County, Montana: Be the first to submit input for Mattson Slough. Help improve this web site with your great input. Submit Input: Your Name: Write or Paste Input here: Upload picture:      Review Guidelines        You'll hit upon a stunning lake called Lochin Slough near Mattson Slough, and you can stay the night at Bolster Dam Campgrounds. Mattson Slough is pretty dried up typically; during June this area sees the most rain, and the driest month of the year is February. Do check out Syme Slough in the vicinity of Mattson Slough, it's a striking lake. Through the months of summer at Mattson Slough temperatures are generally in the 80's, and all through summer nights       temperatures are in the 50's. The wintertime comes with highs in the 10's, and nighttime lows in the-10's for Mattson Slough.     Current weather conditions at Mattson Slough, Sheridan County, Montana Local climate location: RAYMOND BORDER STATION 16 miles away   Coordinates: Latitude: 48.93917 Longitude: -104.5817 Montana Lakes Complete list of all lakes in Montana Sheridan County Lakes Complete list of all lakes in Sheridan County Books about Mattson Slough List of books available on Amazon.com about Mattson Slough, Sheridan County, Montana. Outdoors Recreation Near Williston, North Dakota Very comprehensive list of a variety of outdoors recreation in the vicinity of Williston, North Dakota, the metro area neareast to Mattson Slough. Find info on campgrounds, hiking trails, ski resorts, lakes, beaches, parks, whitewater and more. Montana Outdoors Index This is a very comprehensive index of outdoors activities in the great state of Montana.     These outdoors activities are available near Mattson Slough.   Camp Grounds Near Mattson Slough: Bolster Dam Campgrounds, Sheridan County, 7 miles away   Lakes Near Mattson Slough: Lochin Slough, Sheridan CountyCounty, 1 miles away Syme Slough, Sheridan CountyCounty, 2 miles away