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

Hazardous Weather Conditions

Current conditions at

WHITTIER HILLS (WTHC1)

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

NA

54°F

12°C

Humidity 98%
Wind Speed ESE 3 MPH
Barometer NA
Dewpoint 53°F (12°C)
Visibility NA
Last update 17 Dec 12:57 AM PST
Extended Forecast for

Downey CA

Dense Fog Advisory December 17, 01:25am until December 17, 10:00am
Click here for hazard details and duration
Dense Fog Advisory
  •  
    Dense Fog Advisory December 17, 01:25am until December 17, 10:00am

    NOW until 10:00am Wed

    Dense Fog Advisory

  • Overnight

    Low: 54 °F

    Patchy Dense
    Fog

  • Wednesday

    Wednesday: Patchy dense fog before 10am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 69. Northeast wind around 5 mph becoming southwest in the morning.

    High: 69 °F

    Patchy Dense
    Fog then
    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Patchy dense fog after 4am. Otherwise, increasing clouds, with a low around 56. Northeast wind around 5 mph.

    Low: 56 °F

    Clear then
    Patchy Dense
    Fog

  • Thursday

    Thursday: Patchy dense fog before 10am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 81. North northeast wind around 5 mph becoming west in the afternoon.

    High: 81 °F

    Patchy Dense
    Fog then
    Sunny

  • Thursday Night

    Thursday Night: Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 55. West wind around 5 mph becoming calm in the evening.

    Low: 55 °F

    Patchy Fog

  • Friday

    Friday: Patchy fog before 10am. Otherwise, mostly sunny, with a high near 78.

    High: 78 °F

    Patchy Fog
    then Sunny

  • Friday Night

    Friday Night: Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 54.

    Low: 54 °F

    Patchy Fog

  • Saturday

    Saturday: Patchy fog before 10am. Otherwise, mostly sunny, with a high near 72.

    High: 72 °F

    Patchy Fog
    then Sunny

Detailed Forecast

Overnight
Patchy dense fog after 4am. Otherwise, mostly cloudy, with a low around 54. Calm wind.
Wednesday
Patchy dense fog before 10am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 69. Northeast wind around 5 mph becoming southwest in the morning.
Wednesday Night
Patchy dense fog after 4am. Otherwise, increasing clouds, with a low around 56. Northeast wind around 5 mph.
Thursday
Patchy dense fog before 10am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 81. North northeast wind around 5 mph becoming west in the afternoon.
Thursday Night
Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 55. West wind around 5 mph becoming calm in the evening.
Friday
Patchy fog before 10am. Otherwise, mostly sunny, with a high near 78.
Friday Night
Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 54.
Saturday
Patchy fog before 10am. Otherwise, mostly sunny, with a high near 72.
Saturday Night
Partly cloudy, with a low around 54.
Sunday
Partly sunny, with a high near 72.
Sunday Night
Mostly cloudy, with a low around 54.
Monday
Partly sunny, with a high near 72.
Monday Night
Mostly cloudy, with a low around 54.
Tuesday
A slight chance of showers. Partly sunny, with a high near 70.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Downey CA
 33.93°N 118.14°W (Elev. 95 ft)
Last Update:
1:21 am PST Dec 17, 2025
Forecast Valid:
1am PST Dec 17, 2025-6pm PST Dec 23, 2025
 
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