Wet weather moved in over the weekend from the southwest-west moving east across the basin. The Upper Peninsula of Michigan received a half to one and a half inches higher than average rainfall over the past week. Temperatures are forecasted below average for most of the basin into the weekend and will warm to slightly above average temperatures by the middle of next week with most of the basin seeing sunny to partly sunny conditions. Northern portions of the basin including Lake Superior south through the Upper Peninsula are forecasted to receive up to a quarter of an inch of precipitation from Monday through next Thursday.

The September 18th predicted levels are all at or below last month’s levels. The projected September 18th levels are also below levels from last year on Lakes Superior, Erie, and Ontario. While on Lakes Michigan-Huron and St. Clair, forecasted September 18th water levels are at or 2 inches above levels of a year ago. The predicted September 18th levels are also above the September monthly average water levels on all lakes. Lake St. Clair’s September 18th water level is at its highest monthly average water level for September. All lakes are forecast to decline in the coming month. Lake Superior is forecast to be one inch below its September 18th level, while the levels of Lakes Michigan-Huron, St. Clair, Erie, and Ontario are predicted to decline by 3 to 7 inches from their projected September 18th levels. See our Daily Levels web page for more water level information.