LAKE MICHIGAN‐HURON Lake Michigan‐Huron’s water level increased 10 inches from March to April to a level of 578.58 feet. This level is 2 inches below its LTA for April, 3 inches above last year’s April level, 29 inches above its April record low water level, and 37 inches below its April record high water level. Precipitation was well above average in April, which likely contributed to recordhigh water supplies*. The current 6‐month forecast projects that water levels will continue their seasonal rise until August. From May to October, water levels are expected to be above last year’s levels by 6 to 10 inches. Throughout the 6‐month forecast, water levels are expected to transition and remain above LTAs by 1 to 2 inches, while remaining 32 to 34 inches above record lows, and 31 to 39 inches below record highs.
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18/05/2026 9:37 pm