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

Hazardous Weather Conditions

Current conditions at

Montague Siskiyou County Airport (KSIY)

Lat: 41.77375°NLon: 122.46817°WElev: 2644.0ft.

Clear

95°F

35°C

Humidity 23%
Wind Speed N 4 MPH
Barometer 30.04 in (1017.27 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Heat Index92°F (33°C)
Last update 13 Jul 12:20 PM PDT
Extended Forecast for

13 Miles NNE Weed CA

Heat Advisory July 13, 12:31pm until July 15, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory July 13, 12:31pm until July 15, 08:00pm

    NOW until 8:00pm Tue

    Heat Advisory

  • This Afternoon

    High: 100 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 8pm. Widespread haze. Mostly clear, with a low around 66. North northwest wind 5 to 14 mph becoming south southeast in the evening. Winds could gust as high as 21 mph.

    Low: 66 °F

    Slight Chance
    T-storms then
    Haze

  • Monday

    Monday: A 20 percent chance of showers after 11am. Sunny and hot, with a high near 97. Light and variable wind becoming northwest 9 to 14 mph in the afternoon. Winds could gust as high as 21 mph.

    High: 97 °F

    Slight Chance
    Showers

  • Monday Night

    Monday Night: Widespread haze between 9pm and 10pm. Mostly clear, with a low around 64. North northwest wind 10 to 15 mph becoming light and variable after midnight. Winds could gust as high as 23 mph.

    Low: 64 °F

    Haze then
    Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 96. Light and variable wind becoming west 5 to 9 mph in the afternoon.

    High: 96 °F

    Hot

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 64.

    Low: 64 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 94.

    High: 94 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 63.

    Low: 63 °F

    Mostly Clear

Detailed Forecast

This Afternoon
A 10 percent chance of showers and thunderstorms after 5pm. Sunny and hot, with a high near 100. West wind 6 to 8 mph.
Tonight
A 20 percent chance of showers and thunderstorms before 8pm. Widespread haze. Mostly clear, with a low around 66. North northwest wind 5 to 14 mph becoming south southeast in the evening. Winds could gust as high as 21 mph.
Monday
A 20 percent chance of showers after 11am. Sunny and hot, with a high near 97. Light and variable wind becoming northwest 9 to 14 mph in the afternoon. Winds could gust as high as 21 mph.
Monday Night
Widespread haze between 9pm and 10pm. Mostly clear, with a low around 64. North northwest wind 10 to 15 mph becoming light and variable after midnight. Winds could gust as high as 23 mph.
Tuesday
Sunny and hot, with a high near 96. Light and variable wind becoming west 5 to 9 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 64.
Wednesday
Sunny, with a high near 94.
Wednesday Night
Mostly clear, with a low around 63.
Thursday
Sunny, with a high near 94.
Thursday Night
Mostly clear, with a low around 62.
Friday
Sunny, with a high near 93.
Friday Night
Mostly clear, with a low around 61.
Saturday
Sunny, with a high near 94.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
13 Miles NNE Weed CA
 41.58°N 122.28°W (Elev. 3297 ft)
Last Update:
10:41 am PDT Jul 13, 2025
Forecast Valid:
12pm PDT Jul 13, 2025-6pm PDT Jul 19, 2025
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation