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

ILLINOIS VALLEY AIRPORT (SBFO3)

Lat: 42.10386°NLon: 123.68519°WElev: 1389.0ft.

NA

83°F

28°C

Humidity 24%
Wind Speed WSW 5 MPH
Barometer NA
Dewpoint 43°F (6°C)
Visibility NA
Heat Index81°F (27°C)
Last update 23 May 06:52 PM PDT
Extended Forecast for

17 Miles WNW Illinois Valley OR

  • Tonight

    Tonight: Mostly clear, with a low around 54. North northwest wind 6 to 10 mph becoming east after midnight.

    Low: 54 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 66. East southeast wind 5 to 13 mph becoming west southwest in the morning. Winds could gust as high as 20 mph.

    High: 66 °F

    Sunny

  • Sunday Night

    Sunday Night: Increasing clouds, with a low around 48. West southwest wind 8 to 13 mph becoming light south southwest. Winds could gust as high as 20 mph.

    Low: 48 °F

    Increasing
    Clouds

  • Memorial Day

    Memorial Day: A 50 percent chance of rain after 11am.  Mostly cloudy, with a high near 50. Breezy, with a southwest wind 8 to 13 mph increasing to 17 to 22 mph in the morning. Winds could gust as high as 33 mph.

    High: 50 °F

    Chance Rain
    and Breezy

  • Monday Night

    Monday Night: Rain, mainly before 11pm.  Snow level 7000 feet lowering to 4300 feet after midnight . Low around 39. West wind 6 to 11 mph.  Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 39 °F

    Rain then
    Chance Rain

  • Tuesday

    Tuesday: Rain.  Snow level 4500 feet rising to 5400 feet in the afternoon. High near 46. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 46 °F

    Rain

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 41.

    Low: 41 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 53.

    High: 53 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 45.

    Low: 45 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 54. North northwest wind 6 to 10 mph becoming east after midnight.
Sunday
Sunny, with a high near 66. East southeast wind 5 to 13 mph becoming west southwest in the morning. Winds could gust as high as 20 mph.
Sunday Night
Increasing clouds, with a low around 48. West southwest wind 8 to 13 mph becoming light south southwest. Winds could gust as high as 20 mph.
Memorial Day
A 50 percent chance of rain after 11am. Mostly cloudy, with a high near 50. Breezy, with a southwest wind 8 to 13 mph increasing to 17 to 22 mph in the morning. Winds could gust as high as 33 mph.
Monday Night
Rain, mainly before 11pm. Snow level 7000 feet lowering to 4300 feet after midnight . Low around 39. West wind 6 to 11 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
Rain. Snow level 4500 feet rising to 5400 feet in the afternoon. High near 46. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
Partly cloudy, with a low around 41.
Wednesday
Mostly sunny, with a high near 53.
Wednesday Night
Mostly clear, with a low around 45.
Thursday
Sunny, with a high near 60.
Thursday Night
A slight chance of rain. Partly cloudy, with a low around 48.
Friday
Mostly sunny, with a high near 56.
Friday Night
Partly cloudy, with a low around 45.
Saturday
Mostly sunny, with a high near 56.
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ABOUT THIS FORECAST

 
Point Forecast:
17 Miles WNW Illinois Valley OR
 42.2°N 123.98°W (Elev. 3786 ft)
4:40 pm PDT May 23, 2026
7pm PDT May 23, 2026-6pm PDT May 30, 2026
 
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Additional Resources

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