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

Heavy Rain and Flooding Concerns in Hawaii; Severe Weather in the Plains

A storm system is expected to bring strong winds, widespread heavy rainfall, and flooding concerns to the Hawaiian Islands through the weekend. Strong to severe thunderstorms are forecast from the Southern Plains to the Mid-Missouri Valley Thursday afternoon and evening. Large hail and strong winds are the primary threats. Read More >

Current conditions at

Livermore, Livermore Municipal Airport (KLVK)

Lat: 37.69278°NLon: 121.81444°WElev: 397.0ft.

Overcast

55°F

13°C

Humidity 89%
Wind Speed WNW 3 MPH
Barometer 29.95 in (1014.22 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 09 Apr 07:53 AM PDT
Extended Forecast for

6 Miles SSE Discovery Bay CA

  • Today

    Today: A 10 percent chance of showers and thunderstorms after 5pm. Mostly sunny, with a high near 74. Calm wind becoming west around 6 mph in the afternoon.

    High: 74 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Tonight

    Tonight: A chance of rain and thunderstorms. Mostly cloudy, with a low around 56. West wind around 6 mph becoming calm after midnight. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 56 °F

    Chance Rain

  • Friday

    Friday: Showers and possibly a thunderstorm. High near 67. Calm wind becoming southwest around 6 mph in the afternoon. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 67 °F

    Showers

  • Friday Night

    Friday Night: Showers likely and possibly a thunderstorm before 8pm, then rain likely after 8pm. Mostly cloudy, with a low around 53. West southwest wind 3 to 8 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 53 °F

    Showers
    Likely

  • Saturday

    Saturday: Rain likely, then showers and possibly a thunderstorm after 11am. High near 63. South wind 5 to 14 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: 63 °F

    Showers

  • Saturday Night

    Saturday Night: Rain and possibly a thunderstorm before 11pm, then showers likely and possibly a thunderstorm between 11pm and 2am, then rain likely after 2am. Low around 48. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 48 °F

    Showers

  • Sunday

    Sunday: Rain likely, then showers and possibly a thunderstorm after 11am. High near 58. Chance of precipitation is 80%.

    High: 58 °F

    Showers

  • Sunday Night

    Sunday Night: A chance of rain before 11pm. Mostly cloudy, with a low around 45.

    Low: 45 °F

    Chance Rain
    then Partly
    Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 64.

    High: 64 °F

    Mostly Sunny

Detailed Forecast

Today
A 10 percent chance of showers and thunderstorms after 5pm. Mostly sunny, with a high near 74. Calm wind becoming west around 6 mph in the afternoon.
Tonight
A chance of rain and thunderstorms. Mostly cloudy, with a low around 56. West wind around 6 mph becoming calm after midnight. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
Showers and possibly a thunderstorm. High near 67. Calm wind becoming southwest around 6 mph in the afternoon. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday Night
Showers likely and possibly a thunderstorm before 8pm, then rain likely after 8pm. Mostly cloudy, with a low around 53. West southwest wind 3 to 8 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday
Rain likely, then showers and possibly a thunderstorm after 11am. High near 63. South wind 5 to 14 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
Rain and possibly a thunderstorm before 11pm, then showers likely and possibly a thunderstorm between 11pm and 2am, then rain likely after 2am. Low around 48. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Sunday
Rain likely, then showers and possibly a thunderstorm after 11am. High near 58. Chance of precipitation is 80%.
Sunday Night
A chance of rain before 11pm. Mostly cloudy, with a low around 45.
Monday
Mostly sunny, with a high near 64.
Monday Night
Mostly clear, with a low around 46.
Tuesday
Sunny, with a high near 69.
Tuesday Night
Mostly clear, with a low around 47.
Wednesday
Mostly sunny, with a high near 71.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles SSE Discovery Bay CA
 37.84°N 121.56°W (Elev. 3 ft)
Last Update:
1:26 am PDT Apr 9, 2026
Forecast Valid:
8am PDT Apr 9, 2026-6pm PDT Apr 15, 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