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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 >

Hazardous Weather Conditions

Current conditions at

SCE Camp Nelson (SE333)

Lat: 36.1402°NLon: 118.6159°WElev: 4836.0ft.

NA

52°F

11°C

Humidity 62%
Wind Speed ESE 1 MPH
Barometer NA
Dewpoint 40°F (4°C)
Visibility NA
Last update 11 Apr 11:40 AM PDT
Extended Forecast for

18 Miles ENE Porterville CA

Winter Storm Warning April 11, 11:53am until April 12, 11:00pm
Click here for hazard details and duration
Winter Storm Warning
  •  
    Winter Storm Warning April 11, 11:53am until April 12, 11:00pm

    NOW until 11:00pm Sun

    Winter Storm Warning

  • Today

    High: 56 °F

    Sunny

  • Tonight

    Tonight: A slight chance of rain, then showers and possibly a thunderstorm after 11pm. Snow level 7400 feet lowering to 5600 feet after midnight . Low around 39. West southwest wind around 5 mph becoming calm. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 39 °F

    Showers

  • Sunday

    Sunday: Showers and possibly a thunderstorm before 8am, then rain between 8am and 11am, then a chance of showers and thunderstorms after 11am. Snow level rising to 5400 feet in the afternoon. High near 47. South wind around 5 mph becoming west in the afternoon. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 47 °F

    Showers then
    Chance
    Showers

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms before 8pm, then a chance of rain between 8pm and 11pm. Snow level 5300 feet. Mostly cloudy, with a low around 36. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 40%.

    Low: 36 °F

    Chance
    Showers then
    Partly Cloudy

  • Monday

    Monday: A slight chance of rain, then a chance of showers and thunderstorms after 11am. Snow level 4800 feet rising to 5700 feet in the afternoon. Partly sunny, with a high near 45. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 40%.

    High: 45 °F

    Chance
    Showers

  • Monday Night

    Monday Night: Partly cloudy, with a low around 37. West wind around 5 mph becoming calm in the evening.

    Low: 37 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 54. Calm wind becoming west around 5 mph in the afternoon.

    High: 54 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 42. West wind around 5 mph becoming calm in the evening.

    Low: 42 °F

    Mostly Clear

Detailed Forecast

Today
Sunny, with a high near 56. West wind 5 to 10 mph.
Tonight
A slight chance of rain, then showers and possibly a thunderstorm after 11pm. Snow level 7400 feet lowering to 5600 feet after midnight . Low around 39. West southwest wind around 5 mph becoming calm. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Sunday
Showers and possibly a thunderstorm before 8am, then rain between 8am and 11am, then a chance of showers and thunderstorms after 11am. Snow level rising to 5400 feet in the afternoon. High near 47. South wind around 5 mph becoming west in the afternoon. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Sunday Night
A chance of showers and thunderstorms before 8pm, then a chance of rain between 8pm and 11pm. Snow level 5300 feet. Mostly cloudy, with a low around 36. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 40%.
Monday
A slight chance of rain, then a chance of showers and thunderstorms after 11am. Snow level 4800 feet rising to 5700 feet in the afternoon. Partly sunny, with a high near 45. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 40%.
Monday Night
Partly cloudy, with a low around 37. West wind around 5 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 54. Calm wind becoming west around 5 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 42. West wind around 5 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 58. Light and variable wind becoming west 5 to 10 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 45. West wind around 5 mph becoming calm in the evening.
Thursday
Mostly sunny, with a high near 56. Light and variable wind becoming west 5 to 10 mph in the afternoon. Winds could gust as high as 15 mph.
Thursday Night
Mostly clear, with a low around 45. West wind 5 to 10 mph becoming light and variable in the evening. Winds could gust as high as 15 mph.
Friday
Sunny, with a high near 60. Calm wind becoming west around 5 mph in the afternoon.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
18 Miles ENE Porterville CA
 36.13°N 118.72°W (Elev. 4738 ft)
Last Update:
11:47 am PDT Apr 11, 2026
Forecast Valid:
11am PDT Apr 11, 2026-6pm PDT Apr 17, 2026
 
Forecast Discussion
 
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Additional Resources

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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