Watching Hurricane Erin; Heavy Rainfall Threat for Upper Midwest; Heatrisk for Mississippi Valley

Hurricane Erin continues to track westward with its outer bands bringing heavy rainfall and gusty winds for Puerto Rico and US Virgin Islands. Life-threatening surf and rip currents are occurring and will spread across the Atlantic coasts this week. Meanwhile, heavy rainfall and possible flooding are in the forecast for upper Midwest through Monday. Heatrisk continues for the Mississippi Valley. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

Lat: 42.10375° N Lon: 123.68508° W Elev: 1389.0 ft.

NA

65°F

18°C

Humidity 66%
Wind Speed SW 7 MPH
Barometer NA
Dewpoint 53°F (12°C)
Visibility NA
Last update 17 Aug 06:52 PM PDT
Detailed forecast for

Eastern Curry County and Josephine County

Tonight
Mostly cloudy then becoming partly cloudy after midnight then becoming mostly clear. Lows in the lower to mid 50s. West winds 5 to 10 mph.
Monday
Sunny. Highs in the lower 70s to lower 80s. Northwest winds around 5 mph early in the morning becoming light, then becoming southwest 5 to 10 mph in the afternoon.
Monday Night
Clear. Lows in the lower to mid 50s. West winds 5 to 10 mph shifting to the northeast after midnight.
Tuesday
Sunny. Highs in the mid 70s to mid 80s. Northeast winds around 5 mph early in the morning becoming light, then becoming west around 5 mph in the afternoon.
Tuesday Night
Clear. Lows in the mid 50s. Northwest winds 5 to 10 mph shifting to the north after midnight.
Wednesday Through Thursday
Clear. Highs in the lower 80s to lower 90s. Lows in the mid 50s to lower 60s.
Thursday Night Through Friday Night
Clear. Lows in the lower to mid 60s. Highs in the mid 80s to mid 90s.
Saturday And Saturday Night
Clear. Highs 90 to 100. Lows in the lower to mid 60s.
Sunday
Sunny. Highs in the mid 80s to mid 90s.



Basemap Options
Click map to change the forecast location
Loading map...
531 PM PDT Sun Aug 17 2025
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database