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

Isaias Expected To Be A Strong Hurricane Approaching The Northern Gulf Coast Friday

Isaias is expected to strengthen and be a strong hurricane when it approaches the northern Gulf Coast on Friday. Damaging hurricane-force winds and life-threatening storm surge impacts are expected Friday into Saturday. Isaias will bring heavy rainfall to the northern Gulf Coast and much of the Southeast U.S. Friday into the weekend. Read More >

Current conditions at

Montague Siskiyou County Airport (KSIY)

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

Clear

55°F

13°C

Humidity 47%
Wind Speed NE 4 MPH
Barometer 30.07 in (1018.29 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Last update 08 Oct 02:20 AM PDT
Extended Forecast for

Etna CA

  • Overnight

    Overnight: Clear, with a low around 54. Calm wind.

    Low: 54 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 91. Calm wind becoming north 5 to 7 mph in the afternoon.

    High: 91 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 52. West northwest wind around 6 mph becoming calm in the evening.

    Low: 52 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 83. Light and variable wind becoming west 5 to 9 mph in the afternoon.

    High: 83 °F

    Sunny

  • Friday Night

    Friday Night: A 20 percent chance of showers after 11pm. Partly cloudy, with a low around 40. North northeast wind 5 to 9 mph.

    Low: 40 °F

    Slight Chance
    Showers

  • Saturday

    Saturday: Mostly sunny, with a high near 62.

    High: 62 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 32.

    Low: 32 °F

    Mostly Clear

  • Sunday

    Sunday: Widespread frost before 10am. Otherwise, sunny, with a high near 60.

    High: 60 °F

    Frost then
    Sunny

  • Sunday Night

    Sunday Night: Widespread frost, mainly after 4am. Otherwise, mostly clear, with a low around 29.

    Low: 29 °F

    Mostly Clear
    then Frost

Detailed Forecast

Overnight
Clear, with a low around 54. Calm wind.
Thursday
Sunny, with a high near 91. Calm wind becoming north 5 to 7 mph in the afternoon.
Thursday Night
Clear, with a low around 52. West northwest wind around 6 mph becoming calm in the evening.
Friday
Sunny, with a high near 83. Light and variable wind becoming west 5 to 9 mph in the afternoon.
Friday Night
A 20 percent chance of showers after 11pm. Partly cloudy, with a low around 40. North northeast wind 5 to 9 mph.
Saturday
Mostly sunny, with a high near 62.
Saturday Night
Mostly clear, with a low around 32.
Sunday
Widespread frost before 10am. Otherwise, sunny, with a high near 60.
Sunday Night
Widespread frost, mainly after 4am. Otherwise, mostly clear, with a low around 29.
Columbus Day
Widespread frost before 10am. Otherwise, sunny, with a high near 65.
Monday Night
Mostly clear, with a low around 35.
Tuesday
Sunny, with a high near 68.
Tuesday Night
Mostly clear, with a low around 37.
Wednesday
Sunny, with a high near 68.
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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:
2:24 am PDT Oct 8, 2026
Forecast Valid:
2am PDT Oct 8, 2026-6pm PDT Oct 14, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation