Lala Impacting Hawaii; Severe Thunderstorm and Flash Flooding Risks; Excessive Heat

Areas of gusty winds, heavy rain leading to flash flooding, and high surf continue across portions of Hawaii as Tropical Storm Lala continues to move away from the islands. Severe thunderstorm, heavy rainfall, and flash flooding threats continue from the Midwest to the Mid-Atlantic and across the central High Plains. Record heat continues for areas of the central/southern Plain into the Southeast Read More >

Current conditions at

Montague Siskiyou County Airport (KSIY)

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

Clear

81°F

27°C

Humidity 28%
Wind Speed NW 8 MPH
Barometer 30.07 in (1018.29 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 16 Aug 08:00 PM PDT
Extended Forecast for

3 Miles ENE Montague CA

  • Tonight

    Tonight: Mostly cloudy, with a low around 58. North wind around 6 mph becoming calm  in the evening.

    Low: 58 °F

    Mostly Cloudy

  • Monday

    Monday: Cloudy, then gradual clearing during the afternoon, with a high near 91. Light and variable wind.

    High: 91 °F

    Becoming
    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 56. Northwest wind around 6 mph becoming calm  in the evening.

    Low: 56 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 92. Light and variable wind.

    High: 92 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 57. North wind 5 to 8 mph becoming calm  in the evening.

    Low: 57 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 92.

    High: 92 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 57.

    Low: 57 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 93.

    High: 93 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 57.

    Low: 57 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 58. North wind around 6 mph becoming calm in the evening.
Monday
Cloudy, then gradual clearing during the afternoon, with a high near 91. Light and variable wind.
Monday Night
Mostly clear, with a low around 56. Northwest wind around 6 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 92. Light and variable wind.
Tuesday Night
Partly cloudy, with a low around 57. North wind 5 to 8 mph becoming calm in the evening.
Wednesday
Mostly sunny, with a high near 92.
Wednesday Night
Mostly clear, with a low around 57.
Thursday
Sunny, with a high near 93.
Thursday Night
Partly cloudy, with a low around 57.
Friday
Mostly sunny, with a high near 88.
Friday Night
A slight chance of rain. Mostly clear, with a low around 52.
Saturday
Sunny, with a high near 86.
Saturday Night
Clear, with a low around 52.
Sunday
Sunny, with a high near 89.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ENE Montague CA
 41.75°N 122.48°W (Elev. 2762 ft)
4:40 pm PDT Aug 16, 2026
8pm PDT Aug 16, 2026-6pm PDT Aug 23, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database