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

GRASS MOUNTAIN (GMTC1)

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

NA

44°F

7°C

Humidity 99%
Wind Speed SW 22 MPH
Barometer NA
Dewpoint 44°F (7°C)
Visibility NA
Wind Chill35°F (2°C)
Last update 12 Oct 02:59 AM PDT
Extended Forecast for

13 Miles NNE Santa Clarita CA

  • Overnight

    Overnight: Rain likely. Mostly cloudy, with a low around 48. West southwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 48 °F

    Rain Likely

  • Columbus Day

    Columbus Day: Showers likely. Mostly cloudy, with a high near 57. Southwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    High: 57 °F

    Showers
    Likely

  • Monday Night

    Monday Night: Mostly clear, with a low around 45. Southwest wind 10 to 15 mph becoming west northwest after midnight. Winds could gust as high as 25 mph.

    Low: 45 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 68. North wind around 10 mph, with gusts as high as 15 mph.

    High: 68 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 48. North wind 5 to 10 mph, with gusts as high as 15 mph.

    Low: 48 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 75.

    High: 75 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 49.

    Low: 49 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 78. Windy.

    High: 78 °F

    Sunny and
    Windy

  • Thursday Night

    Thursday Night: Clear, with a low around 56. Breezy.

    Low: 56 °F

    Clear and
    Breezy

Detailed Forecast

Overnight
Rain likely. Mostly cloudy, with a low around 48. West southwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Columbus Day
Showers likely. Mostly cloudy, with a high near 57. Southwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
Mostly clear, with a low around 45. Southwest wind 10 to 15 mph becoming west northwest after midnight. Winds could gust as high as 25 mph.
Tuesday
Sunny, with a high near 68. North wind around 10 mph, with gusts as high as 15 mph.
Tuesday Night
Clear, with a low around 48. North wind 5 to 10 mph, with gusts as high as 15 mph.
Wednesday
Sunny, with a high near 75.
Wednesday Night
Clear, with a low around 49.
Thursday
Sunny, with a high near 78. Windy.
Thursday Night
Clear, with a low around 56. Breezy.
Friday
Sunny, with a high near 79. Windy.
Friday Night
Clear, with a low around 56. Breezy.
Saturday
Sunny, with a high near 79. Breezy.
Saturday Night
Clear, with a low around 53. Breezy.
Sunday
Sunny, with a high near 82.
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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:
12:36 am PDT Oct 12, 2026
Forecast Valid:
3am PDT Oct 12, 2026-6pm PDT Oct 18, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation