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

Wet and Cool in the East this Memorial Day Weekend; Well Above Normal Temperatures in the Northern Plains

A wet Memorial Day weekend is in store for the East, with widespread rainfall of 1 to more than 2 inches expected from the Gulf Coast to southern New England. Well above normal temperatures are forecast to build across the northern Plains. Another round of heavy to excessive rainfall is expected to impact the western Gulf Coast this weekend with Flood Watches in effect. Read More >

Current conditions at

Montague Siskiyou County Airport (KSIY)

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

Clear

46°F

8°C

Humidity 75%
Wind Speed NE 8 MPH
Barometer 29.93 in (1013.55 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Wind Chill42°F (6°C)
Last update 22 May 06:20 AM PDT
Extended Forecast for

Montague CA

  • Today

    Today: Sunny, with a high near 89. Calm wind becoming north around 6 mph in the afternoon.

    High: 89 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 52. North wind 5 to 8 mph becoming calm in the evening.

    Low: 52 °F

    Mostly Clear

  • Saturday

    Saturday: A 20 percent chance of rain after 11am. Increasing clouds, with a high near 89. Calm wind becoming south southwest around 5 mph in the afternoon.

    High: 89 °F

    Slight Chance
    Rain

  • Saturday Night

    Saturday Night: A 20 percent chance of rain before 11pm. Partly cloudy, with a low around 52. West wind 5 to 7 mph becoming calm in the evening.

    Low: 52 °F

    Slight Chance
    Rain then
    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 88. Light and variable wind.

    High: 88 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 52.

    Low: 52 °F

    Mostly Clear

  • Memorial Day

    Memorial Day: Mostly sunny, with a high near 82. Breezy.

    High: 82 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

  • Monday Night

    Monday Night: Partly cloudy, with a low around 41. Windy.

    Low: 41 °F

    Partly Cloudy
    and Windy
    then Partly
    Cloudy

  • Tuesday

    Tuesday: A slight chance of rain after 11am. Snow level 5100 feet rising to 6200 feet in the afternoon. Mostly sunny, with a high near 66.

    High: 66 °F

    Slight Chance
    Rain

Detailed Forecast

Today
Sunny, with a high near 89. Calm wind becoming north around 6 mph in the afternoon.
Tonight
Mostly clear, with a low around 52. North wind 5 to 8 mph becoming calm in the evening.
Saturday
A 20 percent chance of rain after 11am. Increasing clouds, with a high near 89. Calm wind becoming south southwest around 5 mph in the afternoon.
Saturday Night
A 20 percent chance of rain before 11pm. Partly cloudy, with a low around 52. West wind 5 to 7 mph becoming calm in the evening.
Sunday
Sunny, with a high near 88. Light and variable wind.
Sunday Night
Mostly clear, with a low around 52.
Memorial Day
Mostly sunny, with a high near 82. Breezy.
Monday Night
Partly cloudy, with a low around 41. Windy.
Tuesday
A slight chance of rain after 11am. Snow level 5100 feet rising to 6200 feet in the afternoon. Mostly sunny, with a high near 66.
Tuesday Night
A slight chance of rain before 11pm. Mostly clear, with a low around 38. Breezy.
Wednesday
Sunny, with a high near 73.
Wednesday Night
Mostly clear, with a low around 41.
Thursday
Sunny, with a high near 80.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Montague CA
 41.72°N 122.53°W (Elev. 2598 ft)
Last Update:
4:40 am PDT May 22, 2026
Forecast Valid:
6am PDT May 22, 2026-6pm PDT May 28, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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