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

74°F

23°C

Humidity 21%
Wind Speed NE 5 MPH
Barometer NA
Dewpoint 32°F (0°C)
Visibility NA
Last update 17 Oct 01:59 PM PDT
Extended Forecast for

10 Miles NNE Santa Clarita CA

Red Flag Warning October 17, 02:23pm until October 17, 06:00pm
Click here for hazard details and duration
Red Flag Warning
  •  
    Red Flag Warning October 17, 02:23pm until October 17, 06:00pm

    NOW until 6:00pm Sat

    Red Flag Warning

  • This Afternoon

    High: 79 °F

    Mostly Sunny
    and Breezy

  • Tonight

    Tonight: Partly cloudy, with a low around 56. Breezy, with a north northeast wind 10 to 20 mph, with gusts as high as 30 mph.

    Low: 56 °F

    Partly Cloudy
    and Breezy
    then Mostly
    Clear

  • Sunday

    Sunday: Sunny, with a high near 81. East northeast wind around 10 mph, with gusts as high as 15 mph.

    High: 81 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 55. East wind around 5 mph becoming calm in the evening.

    Low: 55 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 80. Light and variable wind becoming south southwest 10 to 15 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 80 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 51.

    Low: 51 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 73.

    High: 73 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A chance of showers after 11pm. Partly cloudy, with a low around 50.

    Low: 50 °F

    Chance
    Showers

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 79. Breezy, with an east northeast wind around 25 mph, with gusts as high as 35 mph.
Tonight
Partly cloudy, with a low around 56. Breezy, with a north northeast wind 10 to 20 mph, with gusts as high as 30 mph.
Sunday
Sunny, with a high near 81. East northeast wind around 10 mph, with gusts as high as 15 mph.
Sunday Night
Clear, with a low around 55. East wind around 5 mph becoming calm in the evening.
Monday
Sunny, with a high near 80. Light and variable wind becoming south southwest 10 to 15 mph in the afternoon. Winds could gust as high as 20 mph.
Monday Night
Mostly clear, with a low around 51.
Tuesday
Mostly sunny, with a high near 73.
Tuesday Night
A chance of showers after 11pm. Partly cloudy, with a low around 50.
Wednesday
Showers likely, mainly after 11am. Partly sunny, with a high near 66.
Wednesday Night
Showers likely. Mostly cloudy, with a low around 48.
Thursday
Showers likely. Mostly cloudy, with a high near 61.
Thursday Night
A slight chance of showers. Partly cloudy, with a low around 45.
Friday
Sunny, with a high near 64.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
10 Miles NNE Santa Clarita CA
 34.55°N 118.43°W (Elev. 3143 ft)
Last Update:
1:41 pm PDT Oct 17, 2026
Forecast Valid:
2pm PDT Oct 17, 2026-6pm PDT Oct 23, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation