Pacific Storm System Across the West; Fire Weather Concerns in the Southeast

A Pacific storm system will bring strong winds and low elevation rain to much of the West Coast, and heavy high elevation mountain snow to the Sierra-Nevada through Wednesday. Fire weather concerns will continue into Tuesday across the Mid-South and Southeast as gusty winds and dry conditions persist. Read More >

Current conditions at

San Jose / Reid / Hillv (KRHV)

Lat: 37.33333°NLon: 121.81667°WElev: 135.0ft.

Overcast

57°F

14°C

Humidity 93%
Wind Speed NW 5 MPH
Barometer 29.92 in (1013.21 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 20 Apr 09:55 PM PDT
Extended Forecast for

4 Miles SSW Mount Hamilton CA

  • Overnight

    Overnight: Rain and possibly a thunderstorm before 4am, then rain likely between 4am and 5am, then showers after 5am.  Low around 48. South wind 6 to 9 mph.  Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 48 °F

    Showers

  • Tuesday

    Tuesday: Showers and thunderstorms before 3pm, then showers likely and possibly a thunderstorm between 3pm and 5pm, then rain likely and possibly a thunderstorm after 5pm.  High near 54. Light south wind becoming southwest 5 to 9 mph in the morning. Winds could gust as high as 21 mph.  Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 54 °F

    Showers

  • Tuesday Night

    Tuesday Night: A chance of rain before 11pm, then a chance of rain after 2am.  Mostly cloudy, with a low around 42. West southwest wind 5 to 7 mph becoming calm  in the evening.  Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 42 °F

    Chance Rain

  • Wednesday

    Wednesday: A 30 percent chance of rain, mainly before 11am.  Mostly sunny, with a high near 58. Calm wind becoming west around 6 mph in the afternoon.  New precipitation amounts of less than a tenth of an inch possible.

    High: 58 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 40. Northwest wind 3 to 7 mph.

    Low: 40 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 64.

    High: 64 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 43.

    Low: 43 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 67.

    High: 67 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 45.

    Low: 45 °F

    Partly Cloudy

Detailed Forecast

Overnight
Rain and possibly a thunderstorm before 4am, then rain likely between 4am and 5am, then showers after 5am. Low around 48. South wind 6 to 9 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Tuesday
Showers and thunderstorms before 3pm, then showers likely and possibly a thunderstorm between 3pm and 5pm, then rain likely and possibly a thunderstorm after 5pm. High near 54. Light south wind becoming southwest 5 to 9 mph in the morning. Winds could gust as high as 21 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Tuesday Night
A chance of rain before 11pm, then a chance of rain after 2am. Mostly cloudy, with a low around 42. West southwest wind 5 to 7 mph becoming calm in the evening. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
A 30 percent chance of rain, mainly before 11am. Mostly sunny, with a high near 58. Calm wind becoming west around 6 mph in the afternoon. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Mostly clear, with a low around 40. Northwest wind 3 to 7 mph.
Thursday
Sunny, with a high near 64.
Thursday Night
Partly cloudy, with a low around 43.
Friday
Mostly sunny, with a high near 67.
Friday Night
Partly cloudy, with a low around 45.
Saturday
A slight chance of rain after 11am. Partly sunny, with a high near 62.
Saturday Night
Mostly cloudy, with a low around 44.
Sunday
Mostly sunny, with a high near 64.
Sunday Night
Partly cloudy, with a low around 45.
Monday
Mostly sunny, with a high near 66.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSW Mount Hamilton CA
 37.28°N 121.65°W (Elev. 1762 ft)
12:31 am PDT Apr 21, 2026
12am PDT Apr 21, 2026-6pm PDT Apr 27, 2026
 
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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