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

Heavy Rain and Flooding Concerns in Hawaii; Severe Weather this Weekend in the Plains; Pacific Storm in the West

A storm system near the Hawaiian Islands is expected to bring periods of heavy rainfall, strong winds, and isolated strong to severe thunderstorms through Friday. Several rounds of severe thunderstorms are forecast to impact parts of the Great Plains into the Midwest this weekend into next week. Moderate to heavy rainfall and high elevation snow is expected this weekend over California and Oregon. Read More >

Current conditions at

Hayward, Hayward Air Terminal (KHWD)

Lat: 37.66083°NLon: 122.11833°WElev: 46.0ft.

Overcast

58°F

14°C

Humidity 83%
Wind Speed E 5 MPH
Barometer 29.88 in (1011.85 mb)
Dewpoint 53°F (12°C)
Visibility 10.00 mi
Last update 10 Apr 02:54 AM PDT
Extended Forecast for

San Leandro CA

  • Overnight

    Overnight: A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 56. Light south southwest wind. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 56 °F

    Chance
    Showers

  • Friday

    Friday: Showers and thunderstorms before 2pm, then showers likely and possibly a thunderstorm between 2pm and 5pm, then a chance of showers and thunderstorms after 5pm. High near 69. Light and variable wind becoming southwest 6 to 11 mph in the morning. Winds could gust as high as 18 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 69 °F

    Showers

  • Friday Night

    Friday Night: A chance of showers and thunderstorms before 8pm, then showers likely and possibly a thunderstorm between 8pm and 11pm, then a chance of rain after 11pm. Mostly cloudy, with a low around 54. South southwest wind 6 to 10 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 54 °F

    Showers
    Likely

  • Saturday

    Saturday: Rain, mainly before 2pm, then showers and possibly a thunderstorm after 2pm. High near 65. South wind 6 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 65 °F

    Showers

  • Saturday Night

    Saturday Night: Showers and possibly a thunderstorm. Low around 49. South wind 9 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 49 °F

    Showers

  • Sunday

    Sunday: Showers and possibly a thunderstorm. High near 62. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 62 °F

    Showers

  • Sunday Night

    Sunday Night: A 40 percent chance of rain, mainly before 11pm. Partly cloudy, with a low around 48.

    Low: 48 °F

    Chance Rain

  • Monday

    Monday: Mostly sunny, with a high near 65.

    High: 65 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 48.

    Low: 48 °F

    Mostly Clear

Detailed Forecast

Overnight
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 56. Light south southwest wind. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
Showers and thunderstorms before 2pm, then showers likely and possibly a thunderstorm between 2pm and 5pm, then a chance of showers and thunderstorms after 5pm. High near 69. Light and variable wind becoming southwest 6 to 11 mph in the morning. Winds could gust as high as 18 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday Night
A chance of showers and thunderstorms before 8pm, then showers likely and possibly a thunderstorm between 8pm and 11pm, then a chance of rain after 11pm. Mostly cloudy, with a low around 54. South southwest wind 6 to 10 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday
Rain, mainly before 2pm, then showers and possibly a thunderstorm after 2pm. High near 65. South wind 6 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday Night
Showers and possibly a thunderstorm. Low around 49. South wind 9 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Sunday
Showers and possibly a thunderstorm. High near 62. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Sunday Night
A 40 percent chance of rain, mainly before 11pm. Partly cloudy, with a low around 48.
Monday
Mostly sunny, with a high near 65.
Monday Night
Mostly clear, with a low around 48.
Tuesday
Sunny, with a high near 67.
Tuesday Night
Mostly clear, with a low around 48.
Wednesday
Mostly sunny, with a high near 70.
Wednesday Night
Partly cloudy, with a low around 51.
Thursday
Mostly sunny, with a high near 72.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
San Leandro CA
 37.7°N 122.16°W (Elev. 43 ft)
Last Update:
2:51 am PDT Apr 10, 2026
Forecast Valid:
3am PDT Apr 10, 2026-6pm PDT Apr 16, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation