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

Tracking Late Season Winter Storms; Unusual Early-Season Heat Wave in the Southwest

Heavy snow and high winds continue in the Great Lakes and Northeast. A moderate atmospheric river will continue to bring heavy precipitation to the Pacific Northwest and northern Rockies. A major winter storm will develop across the northern High Plains tonight into Saturday and rapidly strengthen as it moves into the Great Lakes on Sunday. Above-average temperatures expected in the Southwest. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

54°F

12°C

Humidity 75%
Wind Speed E 1 MPH
Barometer NA
Dewpoint 46°F (8°C)
Visibility NA
Last update 13 Mar 10:52 AM PDT
Extended Forecast for

5 Miles NNW Cave Junction OR

  • Today

    Today: A 30 percent chance of rain, mainly after 4pm. Partly sunny, with a high near 61. Calm wind becoming west around 5 mph in the afternoon.

    High: 61 °F

    Chance Rain

  • Tonight

    Tonight: Rain, mainly after 3am. Low around 45. Calm wind becoming south southwest around 5 mph. Chance of precipitation is 80%.

    Low: 45 °F

    Chance Rain
    then Rain

  • Saturday

    Saturday: Rain, mainly before 11am. High near 57. Calm wind becoming north northeast around 6 mph in the afternoon. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

    High: 57 °F

    Rain then
    Chance Rain

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 36. Northeast wind around 5 mph becoming calm in the evening.

    Low: 36 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 67. Light and variable wind.

    High: 67 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 42.

    Low: 42 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 75.

    High: 75 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 44.

    Low: 44 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 76.

    High: 76 °F

    Mostly Sunny

Detailed Forecast

Today
A 30 percent chance of rain, mainly after 4pm. Partly sunny, with a high near 61. Calm wind becoming west around 5 mph in the afternoon.
Tonight
Rain, mainly after 3am. Low around 45. Calm wind becoming south southwest around 5 mph. Chance of precipitation is 80%.
Saturday
Rain, mainly before 11am. High near 57. Calm wind becoming north northeast around 6 mph in the afternoon. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
Partly cloudy, with a low around 36. Northeast wind around 5 mph becoming calm in the evening.
Sunday
Partly sunny, with a high near 67. Light and variable wind.
Sunday Night
Mostly cloudy, with a low around 42.
Monday
Mostly sunny, with a high near 75.
Monday Night
Mostly clear, with a low around 44.
Tuesday
Mostly sunny, with a high near 76.
Tuesday Night
Partly cloudy, with a low around 47.
Wednesday
A chance of rain. Mostly sunny, with a high near 76.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 49.
Thursday
A slight chance of rain. Partly sunny, with a high near 75.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NNW Cave Junction OR
 42.25°N 123.69°W (Elev. 1499 ft)
Last Update:
10:41 am PDT Mar 13, 2026
Forecast Valid:
11am PDT Mar 13, 2026-6pm PDT Mar 19, 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