National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Thunderstorms and Heavy Rainfall in the Southeast, Montana, and Iowa; Lowell Begins to Impact Hawaii

Strong thunderstorms with damaging winds and heavy rain are expected across portions of the Southeast. Thunderstorms may produce large hail across portions of Montana. Heavy rainfall could produce flash flooding across Iowa and vulnerable areas in Utah. Lowell will bring heavy rain, dangerous swells and rip currents to portions of Hawaii. Sweltering heat persists across the South-Central US. Read More >

Current conditions at

San Francisco Bay Oakland International Airport (KOAK)

Lat: 37.72126°NLon: 122.22115°WElev: 9.0ft.

Partly Cloudy

70°F

21°C

Humidity 60%
Wind Speed W 17 MPH
Barometer 29.96 in (1014.56 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 06 Sep 04:00 PM PDT
Extended Forecast for

3 Miles WNW San Leandro CA

  • Tonight

    Tonight: Mostly clear, with a low around 57. West wind 10 to 15 mph becoming light and variable after midnight. Winds could gust as high as 18 mph.

    Low: 57 °F

    Mostly Clear

  • Labor Day

    Labor Day: Sunny, with a high near 78. Light and variable wind becoming west 9 to 14 mph in the afternoon.

    High: 78 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 60. West wind 6 to 11 mph becoming light and variable in the evening.

    Low: 60 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 80. Calm wind becoming west 5 to 7 mph in the afternoon.

    High: 80 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 65. West wind 6 to 11 mph becoming light and variable in the evening.

    Low: 65 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 87.

    High: 87 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 69.

    Low: 69 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 77.

    High: 77 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 64.

    Low: 64 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 57. West wind 10 to 15 mph becoming light and variable after midnight. Winds could gust as high as 18 mph.
Labor Day
Sunny, with a high near 78. Light and variable wind becoming west 9 to 14 mph in the afternoon.
Monday Night
Mostly clear, with a low around 60. West wind 6 to 11 mph becoming light and variable in the evening.
Tuesday
Sunny, with a high near 80. Calm wind becoming west 5 to 7 mph in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 65. West wind 6 to 11 mph becoming light and variable in the evening.
Wednesday
Partly sunny, with a high near 87.
Wednesday Night
Partly cloudy, with a low around 69.
Thursday
Sunny, with a high near 77.
Thursday Night
Mostly clear, with a low around 64.
Friday
Mostly sunny, with a high near 70.
Friday Night
Partly cloudy, with a low around 61.
Saturday
Mostly sunny, with a high near 69.
Saturday Night
Partly cloudy, with a low around 60.
Sunday
Mostly sunny, with a high near 69.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WNW San Leandro CA
 37.71°N 122.22°W (Elev. 3 ft)
Last Update:
3:39 pm PDT Sep 6, 2026
Forecast Valid:
4pm PDT Sep 6, 2026-6pm PDT Sep 13, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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Chance of Precipitation