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

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

Fortuna Rohnerville Airport (KFOT)

Lat: 40.55296°NLon: 124.13338°WElev: 377.0ft.

Mostly Cloudy

63°F

17°C

Humidity 100%
Wind Speed WNW 10 MPH
Barometer 30.03 in (1016.93 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 17 Aug 06:50 PM PDT
Extended Forecast for

4 Miles WSW Rio Dell CA

  • Tonight

    Tonight: Patchy fog after 11pm. Otherwise, increasing clouds, with a low around 51. North northwest wind around 6 mph becoming calm in the evening.

    Low: 51 °F

    Patchy Fog

  • Monday

    Monday: Patchy fog before 8am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 67. Calm wind becoming north northwest 5 to 9 mph in the afternoon.

    High: 67 °F

    Patchy Fog
    then Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 50. West wind 5 to 8 mph.

    Low: 50 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 68. Northwest wind 5 to 10 mph.

    High: 68 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 52. Northwest wind 5 to 9 mph becoming light north after midnight.

    Low: 52 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 70. Calm wind becoming north northwest 5 to 8 mph in the afternoon.

    High: 70 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 53.

    Low: 53 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 73.

    High: 73 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 53.

    Low: 53 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Patchy fog after 11pm. Otherwise, increasing clouds, with a low around 51. North northwest wind around 6 mph becoming calm in the evening.
Monday
Patchy fog before 8am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 67. Calm wind becoming north northwest 5 to 9 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 50. West wind 5 to 8 mph.
Tuesday
Mostly sunny, with a high near 68. Northwest wind 5 to 10 mph.
Tuesday Night
Mostly cloudy, with a low around 52. Northwest wind 5 to 9 mph becoming light north after midnight.
Wednesday
Mostly sunny, with a high near 70. Calm wind becoming north northwest 5 to 8 mph in the afternoon.
Wednesday Night
Mostly cloudy, with a low around 53.
Thursday
Mostly sunny, with a high near 73.
Thursday Night
Mostly cloudy, with a low around 53.
Friday
Mostly sunny, with a high near 73.
Friday Night
Mostly cloudy, with a low around 54.
Saturday
Partly sunny, with a high near 72.
Saturday Night
Mostly cloudy, with a low around 54.
Sunday
Partly sunny, with a high near 72.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WSW Rio Dell CA
 40.49°N 124.17°W (Elev. 253 ft)
Last Update:
11:35 am PDT Aug 17, 2025
Forecast Valid:
7pm PDT Aug 17, 2025-6pm PDT Aug 24, 2025
 
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