National Weather Service United States Department of Commerce

Wet weather continues across Pacific Northwest and New England

Two developing storm systems will bring heavy rain to opposite coasts of the U.S. on Wednesday, one affecting the Pacific Northwest and northern California and the other New England. There is a risk of flash flooding across both areas, with 2-4 inches of rainfall, with isolated higher amounts, possible by Thursday morning.
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Current Conditions

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San Bruno CA

7 Day Forecast

Tonight

Mostly Cloudy

Mostly
Cloudy

Low: 15 °C

Thursday

Slight Chance Rain Chance for Measurable Precipitation 20%

Slight Chc
Rain

High: 22 °C

Thursday
Night

Mostly Cloudy

Mostly
Cloudy

Low: 15 °C

Friday

Mostly Sunny

Mostly
Sunny

High: 23 °C

Friday
Night

Slight Chance Rain Chance for Measurable Precipitation 20%

Slight Chc
Rain

Low: 15 °C

Saturday

Showers Likely Chance for Measurable Precipitation 60%

Showers
Likely

High: 20 °C

Saturday
Night

Chance Showers Chance for Measurable Precipitation 40%

Chance
Showers

Low: 14 °C

Sunday

Mostly Sunny

Mostly
Sunny

High: 20 °C

Sunday
Night

Mostly Clear

Mostly
Clear

Low: 13 °C

Detailed Forecast

  • Tonight Mostly cloudy, with a low around 15. West wind 13 to 18 km/h decreasing to 5 to 10 km/h after midnight.
  • Thursday A 20 percent chance of rain. Partly sunny, with a high near 22. Light south southwest wind becoming west 8 to 13 km/h in the afternoon.
  • Thursday Night Mostly cloudy, with a low around 15. West wind 9 to 14 km/h becoming light and variable after midnight.
  • Friday Mostly sunny, with a high near 23. Calm wind.
  • Friday Night A 20 percent chance of rain after 11pm. Partly cloudy, with a low around 15. South southwest wind 10 to 14 km/h.
  • Saturday Showers likely, mainly after 11am. Partly sunny, with a high near 20. Chance of precipitation is 60%.
  • Saturday Night A 40 percent chance of showers. Partly cloudy, with a low around 14.
  • Sunday Mostly sunny, with a high near 20.
  • Sunday Night Mostly clear, with a low around 13.
  • Monday Sunny, with a high near 20.
  • Monday Night Partly cloudy, with a low around 13.
  • Tuesday Mostly sunny, with a high near 21.
  • Tuesday Night A slight chance of rain. Mostly cloudy, with a low around 14.
  • Wednesday Mostly sunny, with a high near 21.