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

96°F

36°C

Humidity 16%
Wind Speed SW 10 MPH
Barometer NA
Dewpoint 43°F (6°C)
Visibility NA
Heat Index92°F (33°C)
Last update 25 Aug 12:59 PM PDT
Extended Forecast for

11 Miles NNE Santa Clarita CA

Extreme Heat Warning August 25, 01:16pm until August 28, 08:00pm
Red Flag Warning until August 28, 03:00pm
Click here for hazard details and duration
Extreme Heat Warning
Red Flag Warning
  •  
    Extreme Heat Warning August 25, 01:16pm until August 28, 08:00pm
    Red Flag Warning until August 28, 03:00pm

    NOW: Multiple hazards in effect

    Click HERE for Details

  • This Afternoon

    High: 104 °F

    Hot

  • Tonight

    Tonight: Mostly clear, with a low around 69. Northwest wind 5 to 10 mph, with gusts as high as 15 mph.

    Low: 69 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 105. North northwest wind 5 to 15 mph becoming southwest in the afternoon. Winds could gust as high as 25 mph.

    High: 105 °F

    Hot

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 70. Southwest wind 5 to 15 mph becoming north northwest after midnight. Winds could gust as high as 25 mph.

    Low: 70 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny and hot, with a high near 103. West northwest wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 103 °F

    Hot

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 69.

    Low: 69 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny and hot, with a high near 101.

    High: 101 °F

    Hot

  • Friday Night

    Friday Night: Partly cloudy, with a low around 67.

    Low: 67 °F

    Partly Cloudy

Detailed Forecast

This Afternoon
Mostly sunny and hot, with a high near 104. Southwest wind 5 to 15 mph, with gusts as high as 20 mph.
Tonight
Mostly clear, with a low around 69. Northwest wind 5 to 10 mph, with gusts as high as 15 mph.
Wednesday
Sunny and hot, with a high near 105. North northwest wind 5 to 15 mph becoming southwest in the afternoon. Winds could gust as high as 25 mph.
Wednesday Night
Partly cloudy, with a low around 70. Southwest wind 5 to 15 mph becoming north northwest after midnight. Winds could gust as high as 25 mph.
Thursday
Mostly sunny and hot, with a high near 103. West northwest wind 5 to 15 mph, with gusts as high as 20 mph.
Thursday Night
Mostly cloudy, with a low around 69.
Friday
Mostly sunny and hot, with a high near 101.
Friday Night
Partly cloudy, with a low around 67.
Saturday
Sunny, with a high near 94.
Saturday Night
Clear, with a low around 64.
Sunday
Sunny, with a high near 90.
Sunday Night
Mostly clear, with a low around 59.
Monday
Sunny, with a high near 86.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
11 Miles NNE Santa Clarita CA
 34.56°N 118.41°W (Elev. 2825 ft)
Last Update:
12:31 pm PDT Aug 25, 2026
Forecast Valid:
1pm PDT Aug 25, 2026-6pm PDT Aug 31, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation