National Weather Service United States Department of Commerce

Severe weather expected for Upper Midwest on Wednesday

A potent storm system will bring a chance of severe thunderstorms to parts of the Upper Midwest on Wednesday and Wednesday night. Very large hail, damaging wind gusts, tornadoes and heavy rain are possible with these storms.
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Current Conditions

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4 Miles NE Wellesley Island NY

7 Day Forecast

For More Weather Information:

Buffalo, NY Local Forecast Office

Overnight

Mostly Cloudy

Mostly
Cloudy

Low: 59 °F

Wednesday

Partly Sunny

Partly
Sunny

High: 78 °F

Wednesday
Night

Mostly Clear

Mostly
Clear

Low: 58 °F

Thursday

Mostly Sunny

Mostly
Sunny

High: 81 °F

Thursday
Night

Slight Chance Showers Chance for Measurable Precipitation 20%

Slight Chc
Showers

Low: 71 °F

Friday

Thunderstorms Likely Chance for Measurable Precipitation 60%

Thunderstorms
Likely

High: 85 °F

Friday
Night

Thunderstorms Likely Chance for Measurable Precipitation 60%

Thunderstorms
Likely

Low: 59 °F

Saturday

Chance Showers Chance for Measurable Precipitation 30%

Chance
Showers

High: 67 °F

Saturday
Night

Partly Cloudy

Partly
Cloudy

Low: 50 °F

Detailed Forecast

  • Overnight Mostly cloudy, with a low around 59. West wind 5 to 7 mph.
  • Wednesday Partly sunny, with a high near 78. Southwest wind 6 to 13 mph.
  • Wednesday Night Mostly clear, with a low around 58. Southwest wind 5 to 7 mph.
  • Thursday Mostly sunny, with a high near 81. Light south wind becoming southwest 5 to 9 mph in the morning.
  • Thursday Night A slight chance of showers before 2am. Mostly cloudy, with a low around 71. South wind 5 to 9 mph. Chance of precipitation is 20%.
  • Friday Showers and thunderstorms likely, mainly after 5pm. Partly sunny, with a high near 85. Breezy. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
  • Friday Night Showers and thunderstorms likely, mainly before 8pm. Mostly cloudy, with a low around 59. Chance of precipitation is 60%.
  • Saturday A chance of showers. Partly sunny, with a high near 67. Chance of precipitation is 30%.
  • Saturday Night Partly cloudy, with a low around 50.
  • Sunday Mostly sunny, with a high near 69.
  • Sunday Night Mostly clear, with a low around 49.
  • Monday Sunny, with a high near 71.
  • Monday Night Mostly clear, with a low around 50.
  • Tuesday Mostly sunny, with a high near 74.