Severe Thunderstorms and Flooding from the Southern Plains to the Great Lakes; Record Heat in the East

Widely scattered severe thunderstorms may produce damaging winds, hail, and flash flooding from the southern Plains into the lower Great Lakes. Elevated to locally critical fire weather conditions will persist across portions of the Southwest and Southern High Plains due to gusty winds and dry conditions. An early-season heatwave will challenge temperature records across the eastern U.S.. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

79°F

26°C

Humidity 20%
Wind Speed N 9 MPH
Barometer NA
Dewpoint 35°F (2°C)
Visibility NA
Heat Index78°F (26°C)
Last update 19 May 01:52 PM PDT
Extended Forecast for

9 Miles WNW Cave Junction OR

  • This Afternoon

    This Afternoon: Sunny, with a high near 65. North northeast wind around 11 mph, with gusts as high as 20 mph.

    High: 65 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 48. Northeast wind 10 to 15 mph, with gusts as high as 29 mph.

    Low: 48 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 65. North northeast wind 13 to 16 mph, with gusts as high as 25 mph.

    High: 65 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 48. East northeast wind 14 to 17 mph, with gusts as high as 33 mph.

    Low: 48 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 72. East northeast wind 9 to 15 mph, with gusts as high as 20 mph.

    High: 72 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 52.

    Low: 52 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 73.

    High: 73 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 52.

    Low: 52 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 71.

    High: 71 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 65. North northeast wind around 11 mph, with gusts as high as 20 mph.
Tonight
Partly cloudy, with a low around 48. Northeast wind 10 to 15 mph, with gusts as high as 29 mph.
Wednesday
Sunny, with a high near 65. North northeast wind 13 to 16 mph, with gusts as high as 25 mph.
Wednesday Night
Partly cloudy, with a low around 48. East northeast wind 14 to 17 mph, with gusts as high as 33 mph.
Thursday
Sunny, with a high near 72. East northeast wind 9 to 15 mph, with gusts as high as 20 mph.
Thursday Night
Clear, with a low around 52.
Friday
Sunny, with a high near 73.
Friday Night
Clear, with a low around 52.
Saturday
Sunny, with a high near 71.
Saturday Night
Mostly clear, with a low around 52.
Sunday
Sunny, with a high near 68.
Sunday Night
Partly cloudy, with a low around 48.
Memorial Day
A slight chance of rain. Mostly sunny, with a high near 60.
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ABOUT THIS FORECAST

 
Point Forecast:
9 Miles WNW Cave Junction OR
 42.23°N 123.81°W (Elev. 3648 ft)
2:11 pm PDT May 19, 2026
2pm PDT May 19, 2026-6pm PDT May 25, 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