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

58°F

14°C

Humidity 78%
Wind Speed SSW 17 MPH
Barometer NA
Dewpoint 51°F (11°C)
Visibility NA
Last update 19 Jun 11:59 AM PDT
Extended Forecast for

13 Miles NNE Santa Clarita CA

Extreme Heat Watch June 23, 08:00am until June 25, 09:00pm
Click here for hazard details and duration
Extreme Heat Watch

  • Juneteenth

    Juneteenth: Sunny, with a high near 74. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 74 °F

    Sunny and
    Breezy

  • Tonight

    Tonight: Increasing clouds, with a low around 49. Southwest wind 5 to 15 mph, with gusts as high as 25 mph.

    Low: 49 °F

    Increasing
    Clouds

  • Saturday

    Saturday: Cloudy through mid morning, then gradual clearing, with a high near 75. Southwest wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph.

    High: 75 °F

    Gradual
    Clearing

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 50. Southwest wind 5 to 15 mph, with gusts as high as 25 mph.

    Low: 50 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 78. West southwest wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 78 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 53.

    Low: 53 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 86.

    High: 86 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 55.

    Low: 55 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 92.

    High: 92 °F

    Sunny

Detailed Forecast

Juneteenth
Sunny, with a high near 74. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 30 mph.
Tonight
Increasing clouds, with a low around 49. Southwest wind 5 to 15 mph, with gusts as high as 25 mph.
Saturday
Cloudy through mid morning, then gradual clearing, with a high near 75. Southwest wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph.
Saturday Night
Mostly clear, with a low around 50. Southwest wind 5 to 15 mph, with gusts as high as 25 mph.
Sunday
Sunny, with a high near 78. West southwest wind 5 to 15 mph, with gusts as high as 25 mph.
Sunday Night
Clear, with a low around 53.
Monday
Sunny, with a high near 86.
Monday Night
Clear, with a low around 55.
Tuesday
Sunny, with a high near 92.
Tuesday Night
Clear, with a low around 58.
Wednesday
Sunny, with a high near 94.
Wednesday Night
Mostly clear, with a low around 59.
Thursday
Sunny, with a high near 94.
Basemap Options
Click map to change the forecast location
Loading map...
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:
11:27 am PDT Jun 19, 2026
Forecast Valid:
12pm PDT Jun 19, 2026-6pm PDT Jun 25, 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