National Weather Service United States Department of Commerce

Snow Across the Great Lakes, Central Appalachians, and Northeast; Unsettled Weather in the West

Light to moderate snow will continue into Saturday over the Great Lakes, Central Appalachians, and Northeast. This weekend into next week, a series of atmospheric rivers will bring gusty winds, periods of heavy rain, and mountain snow to northern California and the Pacific Northwest. Colder temperatures are in store for the weekend from the Great Lakes to East Coast. Read More >

Overview


Fast Facts:

  • The remnants of Subtropical Storm Alberto were the primary impetus to heavy showers and embedded storms on Wednesday, May 30.
  • Atmospheric moisture was high, near or at record levels for late May, setting the stage for periods of heavy rain and isolated totals of 2-5", especially over DuPage and northwestern Cook County.
  • Some of the showers were extremely slow moving in the late afternoon and early evening, overlapping the evening commute time.
  • The heaviest hit communities with rainfall and some flooding impacts were Addison, Barrington, Hoffman Estates, Elmhurst, and Villa Park.
  • The 0.90" of rain at Chicago O'Hare pushed their total to 8.21" for the month, setting a record for the wettest May.
Radar Loop
24-hour Radar Loop on Wednesday, May 30
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Additional recaps can be found on the NWS Chicago Past Events Page
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