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

27°F

-3°C

Humidity 100%
Wind Speed NW 7 MPH
Barometer NA
Dewpoint 27°F (-3°C)
Visibility NA
Wind Chill19°F (-7°C)
Last update 18 Feb 06:59 AM PST
Extended Forecast for

13 Miles NNE Santa Clarita CA

Winter Storm Warning February 18, 07:26am until February 20, 07:00am
Click here for hazard details and duration
Winter Storm Warning
  •  
    Winter Storm Warning February 18, 07:26am until February 20, 07:00am

    NOW until 7:00am Fri

    Winter Storm Warning

  • Today

    High: 47 °F

    Chance
    Showers and
    Breezy then
    Mostly Sunny

  • Tonight

    Tonight: A 30 percent chance of rain after 4am. Partly cloudy, with a low around 33. Wind chill values as low as 25. West southwest wind 10 to 15 mph, with gusts as high as 20 mph. New precipitation amounts of less than a tenth of an inch possible.

    Low: 33 °F

    Partly Cloudy
    then Chance
    Rain

  • Thursday

    Thursday: Rain, mainly between 10am and 4pm. High near 46. Wind chill values as low as 25 early. Breezy, with a west wind 20 to 25 mph, with gusts as high as 35 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 46 °F

    Rain and
    Breezy

  • Thursday Night

    Thursday Night: A chance of rain before 10pm, then a slight chance of rain and snow. Partly cloudy, with a low around 31. Wind chill values as low as 20. Breezy, with a west wind 10 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.

    Low: 31 °F

    Chance
    Rain/Snow and
    Breezy

  • Friday

    Friday: Mostly sunny, with a high near 50. Northwest wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 50 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 34.

    Low: 34 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 55.

    High: 55 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 39.

    Low: 39 °F

    Partly Cloudy

Detailed Forecast

Today
A 30 percent chance of showers before 10am. Partly sunny, with a high near 47. Wind chill values as low as 25 early. Breezy, with a west wind 15 to 20 mph, with gusts as high as 30 mph. New precipitation amounts of less than a tenth of an inch possible.
Tonight
A 30 percent chance of rain after 4am. Partly cloudy, with a low around 33. Wind chill values as low as 25. West southwest wind 10 to 15 mph, with gusts as high as 20 mph. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Rain, mainly between 10am and 4pm. High near 46. Wind chill values as low as 25 early. Breezy, with a west wind 20 to 25 mph, with gusts as high as 35 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Thursday Night
A chance of rain before 10pm, then a slight chance of rain and snow. Partly cloudy, with a low around 31. Wind chill values as low as 20. Breezy, with a west wind 10 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.
Friday
Mostly sunny, with a high near 50. Northwest wind 10 to 15 mph, with gusts as high as 20 mph.
Friday Night
Mostly clear, with a low around 34.
Saturday
Mostly sunny, with a high near 55.
Saturday Night
Partly cloudy, with a low around 39.
Sunday
A slight chance of rain after 10am. Mostly sunny, with a high near 60.
Sunday Night
A slight chance of rain. Mostly cloudy, with a low around 45.
Monday
A chance of rain. Partly sunny, with a high near 64.
Monday Night
A chance of rain. Mostly cloudy, with a low around 48.
Tuesday
A chance of rain. Mostly cloudy, 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:
7:17 am PST Feb 18, 2026
Forecast Valid:
7am PST Feb 18, 2026-6pm PST Feb 24, 2026
 
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