Winter Weather in the Eastern U.S.; Heavy Rains Begin Across the Southern Plains into the Ohio Valley

A wintry mix may impact travel across portions of the Mid-Atlantic through the morning and the Northeast U.S. through Tuesday. Heavy rain and thunderstorms may cause a flooding threat across the Southern Plains into the Ohio Valley beginning Tuesday. Fire weather concerns will continue across portions of the central and southern High Plains through Wednesday. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

51°F

11°C

Humidity 99%
Wind Speed NE 0 MPH
Barometer NA
Dewpoint 51°F (11°C)
Visibility NA
Last update 01 Mar 12:52 AM PST
Extended Forecast for

5 Miles NNW Cave Junction OR

  • Tonight

    Tonight: Patchy dense fog between 4am and 5am.  Otherwise, partly cloudy, with a low around 41. Calm wind becoming west southwest around 5 mph.

    Low: 41 °F

    Patchy Dense
    Fog

  • Tuesday

    Tuesday: A 30 percent chance of rain, mainly between 3pm and 4pm.  Partly sunny, with a high near 58. Southwest wind 3 to 6 mph.

    High: 58 °F

    Partly Sunny
    then Chance
    Rain

  • Tuesday Night

    Tuesday Night: Rain, mainly after 10pm.  Low around 41. West southwest wind around 5 mph becoming calm  in the evening.  Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 41 °F

    Rain

  • Wednesday

    Wednesday: Rain before 10am, then showers and possibly a thunderstorm after 10am.  Snow level 4700 feet lowering to 4100 feet in the afternoon . High near 48. West wind 6 to 9 mph.  Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    High: 48 °F

    Showers

  • Wednesday Night

    Wednesday Night: Showers.  Patchy fog after 10pm. Snow level 3800 feet. Low around 37. West wind around 5 mph becoming calm  in the evening.  Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 37 °F

    Showers and
    Patchy Fog
    then Showers
    Likely and
    Patchy Fog

  • Thursday

    Thursday: A 50 percent chance of showers.  Patchy fog before 9am. Snow level 3300 feet rising to 4000 feet in the afternoon.  Otherwise, partly sunny, with a high near 52.

    High: 52 °F

    Chance
    Showers and
    Patchy Fog

  • Thursday Night

    Thursday Night: A 20 percent chance of rain.  Snow level 4100 feet. Partly cloudy, with a low around 35.

    Low: 35 °F

    Slight Chance
    Rain

  • Friday

    Friday: A slight chance of rain.  Mostly sunny, with a high near 55.

    High: 55 °F

    Slight Chance
    Rain

  • Friday Night

    Friday Night: Partly cloudy, with a low around 39.

    Low: 39 °F

    Partly Cloudy

Detailed Forecast

Tonight
Patchy dense fog between 4am and 5am. Otherwise, partly cloudy, with a low around 41. Calm wind becoming west southwest around 5 mph.
Tuesday
A 30 percent chance of rain, mainly between 3pm and 4pm. Partly sunny, with a high near 58. Southwest wind 3 to 6 mph.
Tuesday Night
Rain, mainly after 10pm. Low around 41. West southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
Rain before 10am, then showers and possibly a thunderstorm after 10am. Snow level 4700 feet lowering to 4100 feet in the afternoon . High near 48. West wind 6 to 9 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday Night
Showers. Patchy fog after 10pm. Snow level 3800 feet. Low around 37. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
A 50 percent chance of showers. Patchy fog before 9am. Snow level 3300 feet rising to 4000 feet in the afternoon. Otherwise, partly sunny, with a high near 52.
Thursday Night
A 20 percent chance of rain. Snow level 4100 feet. Partly cloudy, with a low around 35.
Friday
A slight chance of rain. Mostly sunny, with a high near 55.
Friday Night
Partly cloudy, with a low around 39.
Saturday
Partly sunny, with a high near 64.
Saturday Night
Partly cloudy, with a low around 42.
Sunday
Partly sunny, with a high near 64.
Sunday Night
A slight chance of rain. Mostly cloudy, with a low around 41.
Monday
A slight chance of rain. Mostly cloudy, with a high near 58.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NNW Cave Junction OR
 42.25°N 123.69°W (Elev. 1499 ft)
9:41 pm PST Mar 2, 2026
10pm PST Mar 2, 2026-6pm PDT Mar 9, 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