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

Heavy Rain in the Southern U.S.; Active Weather Continues in Alaska

A storm system will bring heavy rainfall, thunderstorms, and flooding threats to portions of the Southern Plains today, the Lower Mississippi Valley Saturday, and the Southeast into the Mid-Atlantic on Sunday. Another Bering system will impact the Alaskan West Coast and Central Interior through the weekend bringing moderate to heavy snow, high winds, and/or some blizzard conditions. Read More >

Hazardous Weather Conditions

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

41°F

5°C

Humidity 98%
Wind Speed WNW 0 MPH
Barometer NA
Dewpoint 40°F (4°C)
Visibility NA
Last update 14 Feb 10:52 PM PST
Extended Forecast for

14 Miles SE Agness OR

Winter Storm Watch February 16, 10:00pm until February 17, 10:00pm
Click here for hazard details and duration
Winter Storm Watch

  • Tonight

    Tonight: Rain before 3am, then a chance of rain after 4am. Snow level 5000 feet. Low around 42. Light east wind. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 42 °F

    Rain

  • Sunday

    Sunday: Rain. Snow level 5000 feet. High near 48. Northeast wind 5 to 7 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 48 °F

    Rain

  • Sunday Night

    Sunday Night: Rain. Snow level 5100 feet lowering to 4300 feet after midnight . Low around 38. East wind around 5 mph becoming calm after midnight. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 38 °F

    Rain

  • Washington's Birthday

    Washington's Birthday: Rain and snow. Snow level 3400 feet lowering to 2800 feet in the afternoon . High near 42. Southwest wind around 8 mph becoming west northwest in the afternoon. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.

    High: 42 °F

    Rain/Snow

  • Monday Night

    Monday Night: Snow before 10pm, then snow showers between 10pm and 4am, then snow after 4am. The snow could be heavy at times. Some thunder is also possible. Low around 34. Southwest wind 6 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.

    Low: 34 °F

    Heavy Snow

  • Tuesday

    Tuesday: Snow before 10am, then snow showers between 10am and 1pm, then snow after 1pm. Some thunder is also possible. High near 36. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.

    High: 36 °F

    Snow

  • Tuesday Night

    Tuesday Night: Snow before 10pm, then snow showers after 10pm. Some thunder is also possible. Low around 28. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.

    Low: 28 °F

    Snow

  • Wednesday

    Wednesday: Snow. Cloudy, with a high near 37.

    High: 37 °F

    Snow

  • Wednesday Night

    Wednesday Night: Snow. The snow could be heavy at times. Cloudy, with a low around 33.

    Low: 33 °F

    Heavy Snow

Detailed Forecast

Tonight
Rain before 3am, then a chance of rain after 4am. Snow level 5000 feet. Low around 42. Light east wind. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Sunday
Rain. Snow level 5000 feet. High near 48. Northeast wind 5 to 7 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday Night
Rain. Snow level 5100 feet lowering to 4300 feet after midnight . Low around 38. East wind around 5 mph becoming calm after midnight. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Washington's Birthday
Rain and snow. Snow level 3400 feet lowering to 2800 feet in the afternoon . High near 42. Southwest wind around 8 mph becoming west northwest in the afternoon. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.
Monday Night
Snow before 10pm, then snow showers between 10pm and 4am, then snow after 4am. The snow could be heavy at times. Some thunder is also possible. Low around 34. Southwest wind 6 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.
Tuesday
Snow before 10am, then snow showers between 10am and 1pm, then snow after 1pm. Some thunder is also possible. High near 36. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.
Tuesday Night
Snow before 10pm, then snow showers after 10pm. Some thunder is also possible. Low around 28. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.
Wednesday
Snow. Cloudy, with a high near 37.
Wednesday Night
Snow. The snow could be heavy at times. Cloudy, with a low around 33.
Thursday
Snow. Cloudy, with a high near 38.
Thursday Night
Snow. Mostly cloudy, with a low around 30.
Friday
Rain and snow. Mostly cloudy, with a high near 40.
Friday Night
Rain and snow. Mostly cloudy, with a low around 35.
Saturday
Rain and snow. Cloudy, with a high near 42.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
14 Miles SE Agness OR
 42.42°N 123.87°W (Elev. 2461 ft)
Last Update:
11:11 pm PST Feb 14, 2026
Forecast Valid:
11pm PST Feb 14, 2026-6pm PST Feb 21, 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