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

Hazardous Weather Conditions

Current conditions at

GRASS MOUNTAIN (GMTC1)

Lat: 34.64078°NLon: 118.41435°WElev: 4626.0ft.

NA

56°F

13°C

Humidity 31%
Wind Speed E 5 MPH
Barometer NA
Dewpoint 26°F (-3°C)
Visibility NA
Last update 17 Jan 12:59 PM PST
Extended Forecast for

13 Miles NNE Santa Clarita CA

Wind Advisory January 17, 01:21pm until January 17, 03:00pm
Click here for hazard details and duration
Wind Advisory
  •  
    Wind Advisory January 17, 01:21pm until January 17, 03:00pm

    NOW until 3:00pm Sat

    Wind Advisory

  • This Afternoon

    High: 68 °F

    Sunny and
    Breezy

  • Tonight

    Tonight: Partly cloudy, with a low around 50. Breezy, with a northeast wind around 20 mph, with gusts as high as 30 mph.

    Low: 50 °F

    Partly Cloudy
    and Breezy

  • Sunday

    Sunday: Mostly sunny, with a high near 68. Breezy, with a northeast wind 15 to 20 mph, with gusts as high as 25 mph.

    High: 68 °F

    Mostly Sunny
    and Breezy

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 51. North northeast wind 5 to 10 mph.

    Low: 51 °F

    Mostly Clear

  • M.L.King Day

    M.L.King Day: Sunny, with a high near 69. Northeast wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 69 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 49. Breezy.

    Low: 49 °F

    Clear and
    Breezy

  • Tuesday

    Tuesday: Sunny, with a high near 68. Breezy.

    High: 68 °F

    Sunny and
    Breezy

  • Tuesday Night

    Tuesday Night: Clear, with a low around 47.

    Low: 47 °F

    Clear

Detailed Forecast

This Afternoon
Sunny, with a high near 68. Breezy, with a northeast wind around 25 mph, with gusts as high as 35 mph.
Tonight
Partly cloudy, with a low around 50. Breezy, with a northeast wind around 20 mph, with gusts as high as 30 mph.
Sunday
Mostly sunny, with a high near 68. Breezy, with a northeast wind 15 to 20 mph, with gusts as high as 25 mph.
Sunday Night
Mostly clear, with a low around 51. North northeast wind 5 to 10 mph.
M.L.King Day
Sunny, with a high near 69. Northeast wind 10 to 15 mph, with gusts as high as 25 mph.
Monday Night
Clear, with a low around 49. Breezy.
Tuesday
Sunny, with a high near 68. Breezy.
Tuesday Night
Clear, with a low around 47.
Wednesday
Sunny, with a high near 69.
Wednesday Night
Mostly clear, with a low around 46.
Thursday
Mostly sunny, with a high near 67.
Thursday Night
Partly cloudy, with a low around 45.
Friday
Mostly sunny, with a high near 64.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
13 Miles NNE Santa Clarita CA
 34.6°N 118.44°W (Elev. 2365 ft)
Last Update:
1:07 pm PST Jan 17, 2026
Forecast Valid:
1pm PST Jan 17, 2026-6pm PST Jan 23, 2026
 
Forecast Discussion
 
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Additional Resources

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