Current conditions at

WHITTIER HILLS (WTHC1)

Lat: 33.984°NLon: 118.00943°WElev: 950.0ft.

NA

69°F

21°C

Humidity 25%
Wind Speed NE 14 MPH
Barometer NA
Dewpoint 32°F (0°C)
Visibility NA
Last update 30 Dec 11:57 PM PST
Extended Forecast for

2 Miles NNW Fullerton Municipal CA

Flood Watch December 31, 10:00pm until January 1, 10:00pm
Click here for hazard details and duration
Flood Watch
  • Overnight

    Overnight: A 30 percent chance of rain after 4am.  Cloudy, with a low around 58. East northeast wind around 10 mph.  New precipitation amounts of less than a tenth of an inch possible.

    Low: 58 °F

    Chance Rain

  • Wednesday

    Wednesday: Rain, mainly after 10am.  High near 69. East wind around 10 mph.  Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    High: 69 °F

    Rain

  • Wednesday Night

    Wednesday Night: Rain, with thunderstorms also possible after 4am.  Low around 57. East wind around 10 mph, with gusts as high as 15 mph.  Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 57 °F

    Rain

  • New Year's Day

    New Year's Day: Showers and possibly a thunderstorm before 4pm, then a chance of rain and thunderstorms after 4pm.  High near 65. Southeast wind 5 to 10 mph becoming southwest in the afternoon.  Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 65 °F

    Showers

  • Thursday Night

    Thursday Night: A 30 percent chance of rain, mainly before 10pm.  Mostly cloudy, with a low around 55. South wind around 5 mph becoming calm  in the evening.  New precipitation amounts of less than a tenth of an inch possible.

    Low: 55 °F

    Chance Rain

  • Friday

    Friday: A 20 percent chance of rain.  Mostly cloudy, with a high near 64.

    High: 64 °F

    Slight Chance
    Rain

  • Friday Night

    Friday Night: A 30 percent chance of rain, mainly after 10pm.  Cloudy, with a low around 55.

    Low: 55 °F

    Chance Rain

  • Saturday

    Saturday: Rain likely.  Mostly cloudy, with a high near 63.

    High: 63 °F

    Rain Likely

  • Saturday Night

    Saturday Night: Rain likely.  Mostly cloudy, with a low around 54.

    Low: 54 °F

    Rain Likely

Detailed Forecast

Overnight
A 30 percent chance of rain after 4am. Cloudy, with a low around 58. East northeast wind around 10 mph. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Rain, mainly after 10am. High near 69. East wind around 10 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday Night
Rain, with thunderstorms also possible after 4am. Low around 57. East wind around 10 mph, with gusts as high as 15 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
New Year's Day
Showers and possibly a thunderstorm before 4pm, then a chance of rain and thunderstorms after 4pm. High near 65. Southeast wind 5 to 10 mph becoming southwest in the afternoon. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Thursday Night
A 30 percent chance of rain, mainly before 10pm. Mostly cloudy, with a low around 55. South wind around 5 mph becoming calm in the evening. New precipitation amounts of less than a tenth of an inch possible.
Friday
A 20 percent chance of rain. Mostly cloudy, with a high near 64.
Friday Night
A 30 percent chance of rain, mainly after 10pm. Cloudy, with a low around 55.
Saturday
Rain likely. Mostly cloudy, with a high near 63.
Saturday Night
Rain likely. Mostly cloudy, with a low around 54.
Sunday
Rain likely. Mostly cloudy, with a high near 63.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 52.
Monday
A chance of rain. Mostly cloudy, with a high near 64.
Monday Night
A chance of rain. Mostly cloudy, with a low around 52.
Tuesday
A chance of rain. Mostly cloudy, with a high near 64.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNW Fullerton Municipal CA
 33.91°N 117.99°W (Elev. 197 ft)
1:06 am PST Dec 31, 2025
1am PST Dec 31, 2025-6pm PST Jan 6, 2026
 
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Additional Resources

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