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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Foster City CA

7 Day Forecast

Overnight

Patchy Fog

Patchy
Fog

Low: 60 °F

Wednesday

Patchy Fog

Patchy
Fog

High: 72 °F

Wednesday
Night

Increasing Clouds

Increasing
Clouds

Low: 60 °F

Thursday

Becoming Sunny

Becoming
Sunny

High: 73 °F

Thursday
Night

Partly Cloudy

Partly
Cloudy

Low: 60 °F

Friday

Mostly Sunny

Mostly
Sunny

High: 72 °F

Friday
Night

Partly Cloudy

Partly
Cloudy

Low: 60 °F

Saturday

Mostly Sunny

Mostly
Sunny

High: 73 °F

Saturday
Night

Partly Cloudy

Partly
Cloudy

Low: 59 °F

Detailed Forecast

  • Overnight Patchy fog. Otherwise, mostly cloudy, with a low around 60. Southwest wind around 9 mph.
  • Wednesday Patchy fog before 11am. Otherwise, mostly cloudy through mid morning, then gradual clearing, with a high near 72. Calm wind becoming north 5 to 7 mph in the afternoon.
  • Wednesday Night Increasing clouds, with a low around 60. West southwest wind 5 to 10 mph becoming light west northwest in the evening.
  • Thursday Mostly cloudy through mid morning, then gradual clearing, with a high near 73. Light and variable wind becoming north around 6 mph in the afternoon.
  • Thursday Night Partly cloudy, with a low around 60. West southwest wind 5 to 10 mph becoming light and variable in the evening.
  • Friday Mostly sunny, with a high near 72.
  • Friday Night Partly cloudy, with a low around 60.
  • Saturday Mostly sunny, with a high near 73.
  • Saturday Night Partly cloudy, with a low around 59.
  • Sunday Mostly sunny, with a high near 73.
  • Sunday Night Partly cloudy, with a low around 59.
  • Monday Mostly sunny, with a high near 72.
  • Monday Night Partly cloudy, with a low around 59.
  • Tuesday Mostly sunny, with a high near 73.