Meadow Lake No. 588 is a rural municipality in the Canadian province of Saskatchewan, located in the northwest part of the province near the town of Meadow Lake. Also within the geographical boundaries of the R.M. are the communities of Dorintosh and Greig Lake as are several First Nations Indian reserves (Eagles Lake 165C, Flying Dust First Nation No. 105, Meadow Lake 105A, Thunderchild First Nation 115D, and Waterhen 130).