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2022.07.07 June Precipitation

Conditions throughout the basin are improving as drier weather patterns dominated the month of June. Precipitation over the last month was below average for all areas of the basin. The map and table shown below indicate that total basin mean precipitation amounts for the month of June were very consistently between 50 and 100 mm. These amounts corresponded to a range of 11th to 32nd percentile, which is less than normal.

Basin Mean Precipitation June 1-30 / Source: Canadian Precipitation Analysis
June 1-30 Precipitation Totals for Lake of the Woods and Lac Seul

These much drier conditions have caused all tributary flows across the basin to drop considerably and return to high-normal or normal flow rates for this time of year. All major lake inflows have also peaked and have returned to a high-normal range for this time of year. Finally, with these drier conditions being sustained and allowing inflows to continue to trend downward, all major lakes have also peaked. Lac Seul and Namakan Lake levels are very close to their normal range for this time of year. Rainy Lake and Lake of the Woods levels remain exceptionally high, but significant reductions in level are expected for the months of July and August on these two lakes should dry conditions persist.