National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

FW0063 Fullerton CSU (F0063)

Lat: 33.8805°NLon: 117.88417°WElev: 247.0ft.

NA

74°F

23°C

Humidity 57%
Wind Speed NW 1 MPH
Barometer 30.06 in (1017.95 mb)
Dewpoint 58°F (14°C)
Visibility NA
Last update 13 Nov 02:38 PM PST
Extended Forecast for

Brea CA

Flood Watch November 15, 04:00am until November 15, 10:00pm
Click here for hazard details and duration
Flood Watch

  • This Afternoon

    This Afternoon: A slight chance of showers after 4pm. Sunny early, then becoming mostly cloudy, with a high near 74. Southwest wind around 5 mph. Chance of precipitation is 10%.

    High: 74 °F

    Slight Chance
    Showers

  • Tonight

    Tonight: Showers likely, mainly after 10pm. Cloudy, with a low around 58. Calm wind becoming east around 5 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 58 °F

    Showers
    Likely

  • Friday

    Friday: Showers likely. Cloudy, with a high near 63. Southeast wind around 5 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    High: 63 °F

    Showers
    Likely

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Low around 58. East wind around 5 mph. Chance of precipitation is 80%. New rainfall amounts between 1 and 2 inches possible.

    Low: 58 °F

    Heavy Rain

  • Saturday

    Saturday: Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 62. Southeast wind 5 to 15 mph becoming southwest in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.

    High: 62 °F

    Heavy Rain

  • Saturday Night

    Saturday Night: Showers and possibly a thunderstorm. Low around 53. Chance of precipitation is 90%.

    Low: 53 °F

    Showers

  • Sunday

    Sunday: A chance of showers. Partly sunny, with a high near 61. Chance of precipitation is 50%.

    High: 61 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: A chance of showers. The rain could be heavy at times. Mostly cloudy, with a low around 52.

    Low: 52 °F

    Heavy Rain

  • Monday

    Monday: A chance of showers. The rain could be heavy at times. Partly sunny, with a high near 60.

    High: 60 °F

    Heavy Rain

Detailed Forecast

This Afternoon
A slight chance of showers after 4pm. Sunny early, then becoming mostly cloudy, with a high near 74. Southwest wind around 5 mph. Chance of precipitation is 10%.
Tonight
Showers likely, mainly after 10pm. Cloudy, with a low around 58. Calm wind becoming east around 5 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Friday
Showers likely. Cloudy, with a high near 63. Southeast wind around 5 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Friday Night
Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Low around 58. East wind around 5 mph. Chance of precipitation is 80%. New rainfall amounts between 1 and 2 inches possible.
Saturday
Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 62. Southeast wind 5 to 15 mph becoming southwest in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.
Saturday Night
Showers and possibly a thunderstorm. Low around 53. Chance of precipitation is 90%.
Sunday
A chance of showers. Partly sunny, with a high near 61. Chance of precipitation is 50%.
Sunday Night
A chance of showers. The rain could be heavy at times. Mostly cloudy, with a low around 52.
Monday
A chance of showers. The rain could be heavy at times. Partly sunny, with a high near 60.
Monday Night
A chance of showers. Mostly cloudy, with a low around 49.
Tuesday
A chance of showers. Mostly sunny, with a high near 60.
Tuesday Night
A slight chance of showers. Partly cloudy, with a low around 47.
Wednesday
Sunny, with a high near 62.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Brea CA
 33.93°N 117.86°W (Elev. 659 ft)
Last Update:
1:31 pm PST Nov 13, 2025
Forecast Valid:
2pm PST Nov 13, 2025-6pm PST Nov 19, 2025
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation