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 this afternoon and evening. Large hail and strong winds are the primary threats. Read More >

Current conditions at

LAS TRAMPAS (LTRC1)

Lat: 37.83389°NLon: 122.06694°WElev: 1760.0ft.

NA

56°F

13°C

Humidity 90%
Wind Speed WSW 2 MPH
Barometer NA
Dewpoint 53°F (12°C)
Visibility NA
Last update 09 Apr 09:28 AM PDT
Extended Forecast for

4 Miles WSW Danville CA

  • Today

    Today: A 20 percent chance of rain between 4pm and 5pm. Mostly sunny, with a high near 70. Southwest wind 5 to 10 mph, with gusts as high as 18 mph.

    High: 70 °F

    Partly Sunny
    then Slight
    Chance Rain

  • Tonight

    Tonight: A slight chance of rain, then a chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 53. West southwest wind 5 to 9 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 53 °F

    Slight Chance
    Rain then
    Chance
    Showers

  • Friday

    Friday: Showers and possibly a thunderstorm. High near 64. Southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 64 °F

    Showers

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm before 11pm, then rain likely after 11pm. Low around 52. South southwest wind 8 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 52 °F

    Showers

  • Saturday

    Saturday: Rain before 11am, then showers and possibly a thunderstorm after 11am. High near 59. South southwest wind 9 to 16 mph, with gusts as high as 31 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 59 °F

    Showers

  • Saturday Night

    Saturday Night: Showers and possibly a thunderstorm before 2am, then rain after 2am. Low around 46. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 46 °F

    Showers

  • Sunday

    Sunday: Rain before 11am, then showers and possibly a thunderstorm after 11am. High near 57. Chance of precipitation is 80%.

    High: 57 °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 62.

    High: 62 °F

    Mostly Sunny

Detailed Forecast

Today
A 20 percent chance of rain between 4pm and 5pm. Mostly sunny, with a high near 70. Southwest wind 5 to 10 mph, with gusts as high as 18 mph.
Tonight
A slight chance of rain, then a chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 53. West southwest wind 5 to 9 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
Showers and possibly a thunderstorm. High near 64. Southwest wind 5 to 10 mph, with gusts as high as 20 mph. 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 and possibly a thunderstorm before 11pm, then rain likely after 11pm. Low around 52. South southwest wind 8 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday
Rain before 11am, then showers and possibly a thunderstorm after 11am. High near 59. South southwest wind 9 to 16 mph, with gusts as high as 31 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Saturday Night
Showers and possibly a thunderstorm before 2am, then rain after 2am. Low around 46. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Sunday
Rain before 11am, then showers and possibly a thunderstorm after 11am. High near 57. 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 62.
Monday Night
Mostly clear, with a low around 45.
Tuesday
Sunny, with a high near 66.
Tuesday Night
Mostly clear, with a low around 46.
Wednesday
Mostly sunny, with a high near 67.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WSW Danville CA
 37.78°N 122.07°W (Elev. 994 ft)
Last Update:
1:26 am PDT Apr 9, 2026
Forecast Valid:
9am 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