Hawaii and Guam Concerns; Record Warmth Spreads Eastward; Heavy Snow for Sierra-Nevada; Severe Weather for the Plains

A very active spring pattern with tropical concerns across the Pacific. Heavy rainfall will continue to impact Hawaii this weekend. Meanwhile we continue to monitor a developing typhoon that may affect Guam into early next week. For the Lower 48, heavy snow for mountains of California this weekend, increase threat for severe thunderstorms next week for the Plains and record warmth spreads east. Read More >

Current conditions at

LAS TRAMPAS (LTRC1)

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

NA

44°F

7°C

Humidity 100%
Wind Speed SW 18 MPH
Barometer NA
Dewpoint 44°F (7°C)
Visibility NA
Wind Chill36°F (2°C)
Last update 12 Apr 08:28 AM PDT
Extended Forecast for

2 Miles S Danville CA

  • Today

    Today: Showers and possibly a thunderstorm, mainly before 4pm, then a chance of showers and thunderstorms after 4pm.  High near 56. South southwest wind 13 to 15 mph, with gusts as high as 30 mph.  Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 56 °F

    Showers

  • Tonight

    Tonight: A 30 percent chance of showers, mainly before 8pm.  Patchy fog after 3am.  Otherwise, partly cloudy, with a low around 43. West southwest wind 5 to 10 mph becoming light south southwest  after midnight. Winds could gust as high as 18 mph.

    Low: 43 °F

    Chance
    Showers then
    Patchy Fog

  • Monday

    Monday: Patchy fog before 9am.  Otherwise, mostly sunny, with a high near 61. Calm wind becoming west 5 to 8 mph in the afternoon.

    High: 61 °F

    Patchy Fog
    then Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 44. Southwest wind 6 to 9 mph.

    Low: 44 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 61. West southwest wind 6 to 10 mph, with gusts as high as 20 mph.

    High: 61 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 44.

    Low: 44 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 64.

    High: 64 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 46.

    Low: 46 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 66.

    High: 66 °F

    Sunny

Detailed Forecast

Today
Showers and possibly a thunderstorm, mainly before 4pm, then a chance of showers and thunderstorms after 4pm. High near 56. South southwest wind 13 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Tonight
A 30 percent chance of showers, mainly before 8pm. Patchy fog after 3am. Otherwise, partly cloudy, with a low around 43. West southwest wind 5 to 10 mph becoming light south southwest after midnight. Winds could gust as high as 18 mph.
Monday
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 61. Calm wind becoming west 5 to 8 mph in the afternoon.
Monday Night
Mostly clear, with a low around 44. Southwest wind 6 to 9 mph.
Tuesday
Mostly sunny, with a high near 61. West southwest wind 6 to 10 mph, with gusts as high as 20 mph.
Tuesday Night
Mostly clear, with a low around 44.
Wednesday
Mostly sunny, with a high near 64.
Wednesday Night
Partly cloudy, with a low around 46.
Thursday
Sunny, with a high near 66.
Thursday Night
Clear, with a low around 44.
Friday
Sunny, with a high near 70.
Friday Night
Mostly clear, with a low around 45.
Saturday
Sunny, with a high near 73.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles S Danville CA
 37.79°N 122.01°W (Elev. 853 ft)
8:36 am PDT Apr 12, 2026
8am PDT Apr 12, 2026-6pm PDT Apr 18, 2026
 
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