Severe Weather Threats Across the Plains; Dangerous Heat and Wildfire Concerns for the West; Watching the Tropics

Severe thunderstorms are expected across the Central Plains accompanied by damaging wind gusts and large hail. In addition, heavy rainfall may lead to instances of flash flooding from the Plains and mid-Atlantic regions. The heavy rainfall threat continues across Florida and across the northern Gulf as we monitor a tropical disturbance tracking westward. Critical fire weather for the Great Basin. Read More >

Hazardous Weather Conditions

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

Lat: 42.10375°NLon: 123.68508°WElev: 1389.0ft.

NA

68°F

20°C

Humidity 61%
Wind Speed NE 5 MPH
Barometer NA
Dewpoint 54°F (12°C)
Visibility NA
Last update 15 Jul 05:52 AM PDT
Extended Forecast for

4 Miles S Agness OR

Heat Advisory July 15, 06:44am until July 16, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory July 15, 06:44am until July 16, 08:00pm

    NOW until 8:00pm Wed

    Heat Advisory

  • Today

    High: 83 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 62. North northwest wind 5 to 10 mph becoming light and variable  in the evening.

    Low: 62 °F

    Clear

  • Wednesday

    Wednesday: Widespread haze. Sunny, with a high near 85. Calm wind becoming west northwest 5 to 7 mph in the afternoon.

    High: 85 °F

    Haze

  • Wednesday Night

    Wednesday Night: Widespread haze before midnight. Clear, with a low around 58. West northwest wind 5 to 8 mph becoming calm  in the evening.

    Low: 58 °F

    Haze then
    Clear

  • Thursday

    Thursday: Sunny, with a high near 80. Calm wind becoming west northwest 5 to 8 mph in the afternoon.

    High: 80 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 56.

    Low: 56 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 81.

    High: 81 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 56.

    Low: 56 °F

    Clear

Detailed Forecast

Today
Sunny, with a high near 83. North northwest wind 5 to 10 mph.
Tonight
Clear, with a low around 62. North northwest wind 5 to 10 mph becoming light and variable in the evening.
Wednesday
Widespread haze. Sunny, with a high near 85. Calm wind becoming west northwest 5 to 7 mph in the afternoon.
Wednesday Night
Widespread haze before midnight. Clear, with a low around 58. West northwest wind 5 to 8 mph becoming calm in the evening.
Thursday
Sunny, with a high near 80. Calm wind becoming west northwest 5 to 8 mph in the afternoon.
Thursday Night
Clear, with a low around 56.
Friday
Sunny, with a high near 81.
Friday Night
Clear, with a low around 56.
Saturday
Sunny, with a high near 79.
Saturday Night
Mostly clear, with a low around 55.
Sunday
Sunny, with a high near 77.
Sunday Night
Mostly clear, with a low around 56.
Monday
Sunny, with a high near 79.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles S Agness OR
 42.48°N 124.06°W (Elev. 1929 ft)
4:41 am PDT Jul 15, 2025
6am PDT Jul 15, 2025-6pm PDT Jul 21, 2025
 
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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