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

Heavy Rainfall Continues in Hawaii; Severe Thunderstorms and Heavy Rainfall in the Plains and Southern Appalachians

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 thunderstorms and heavy rainfall will shift into the southern Appalachians today. Strong to severe thunderstorms may produce large hail, scattered wind gusts, and heavy rain today across the northern and central Plains. Read More >

Current conditions at

Montague Siskiyou County Airport (KSIY)

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

Clear

88°F

31°C

Humidity 17%
Wind Speed SE 4 MPH
Barometer 30.08 in (1018.63 mb)
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Heat Index84°F (29°C)
Last update 17 Aug 01:53 PM PDT
Extended Forecast for

Etna CA

  • This Afternoon

    This Afternoon: Sunny, with a high near 91. North northeast wind 5 to 7 mph.

    High: 91 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 59. West northwest wind 5 to 7 mph becoming calm after midnight.

    Low: 59 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 93. Calm wind becoming north 5 to 7 mph in the afternoon.

    High: 93 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 60. North northwest wind 5 to 8 mph becoming calm in the evening.

    Low: 60 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 95. Calm wind becoming west around 5 mph in the afternoon.

    High: 95 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 61.

    Low: 61 °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 60.

    Low: 60 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 88.

    High: 88 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 91. North northeast wind 5 to 7 mph.
Tonight
Mostly clear, with a low around 59. West northwest wind 5 to 7 mph becoming calm after midnight.
Tuesday
Sunny, with a high near 93. Calm wind becoming north 5 to 7 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 60. North northwest wind 5 to 8 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 95. Calm wind becoming west around 5 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 61.
Thursday
Sunny, with a high near 93.
Thursday Night
Partly cloudy, with a low around 60.
Friday
Sunny, with a high near 88.
Friday Night
Mostly clear, with a low around 55.
Saturday
Sunny, with a high near 87.
Saturday Night
Clear, with a low around 55.
Sunday
Sunny, with a high near 89.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Etna CA
 41.46°N 122.9°W (Elev. 3061 ft)
Last Update:
12:51 pm PDT Aug 17, 2026
Forecast Valid:
2pm PDT Aug 17, 2026-6pm PDT Aug 23, 2026
 
Forecast Discussion
 
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Additional Resources

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