Severe Thunderstorms in the Central Plains and Lower Missouri Valley; Heat Continues in the Southeast and Southwest

Severe thunderstorms capable of large hail and damaging wind gusts are forecast to impact the central Plains into the Lower Missouri Valley through this afternoon. Dangerous heat persists across the southern Plains, Southeast U.S. and Puerto Rico this week, and will return to the Southwest today. Read More >

Current conditions at

Arcata / Eureka, Arcata Airport (KACV)

Lat: 40.97806°NLon: 124.10861°WElev: 217.0ft.

Overcast

54°F

12°C

Humidity 100%
Wind Speed SW 3 MPH
Barometer 30.12 in (1019.98 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 18 Aug 11:00 AM PDT
Extended Forecast for

Blue Lake CASimilar City Names

  • Today

    Today: Mostly sunny, with a high near 70. West wind around 6 mph.

    High: 70 °F

    Mostly Sunny

  • Tonight

    Tonight: Patchy fog after 11pm.  Otherwise, mostly cloudy, with a low around 54. West wind around 5 mph becoming calm  in the evening.

    Low: 54 °F

    Patchy Fog

  • Wednesday

    Wednesday: Patchy fog before 8am.  Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 70. Calm wind becoming west around 6 mph in the afternoon.

    High: 70 °F

    Patchy Fog
    then Sunny

  • Wednesday Night

    Wednesday Night: Patchy fog after 11pm.  Otherwise, increasing clouds, with a low around 54. West wind around 5 mph becoming calm  in the evening.

    Low: 54 °F

    Patchy Fog

  • Thursday

    Thursday: Areas of fog before 11am.  Otherwise, partly sunny, with a high near 68. Calm wind becoming west around 5 mph in the afternoon.

    High: 68 °F

    Areas Fog
    then Partly
    Sunny

  • Thursday Night

    Thursday Night: Patchy fog after 8pm.  Otherwise, mostly cloudy, with a low around 53. West wind around 5 mph becoming calm  in the evening.

    Low: 53 °F

    Patchy Fog

  • Friday

    Friday: Areas of fog before 11am.  Otherwise, partly sunny, with a high near 66.

    High: 66 °F

    Areas Fog
    then Mostly
    Sunny

  • Friday Night

    Friday Night: Patchy fog after 11pm.  Otherwise, partly cloudy, with a low around 52.

    Low: 52 °F

    Patchy Fog

  • Saturday

    Saturday: Areas of fog before 11am.  Otherwise, partly sunny, with a high near 68.

    High: 68 °F

    Areas Fog
    then Mostly
    Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 70. West wind around 6 mph.
Tonight
Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 54. West wind around 5 mph becoming calm in the evening.
Wednesday
Patchy fog before 8am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 70. Calm wind becoming west around 6 mph in the afternoon.
Wednesday Night
Patchy fog after 11pm. Otherwise, increasing clouds, with a low around 54. West wind around 5 mph becoming calm in the evening.
Thursday
Areas of fog before 11am. Otherwise, partly sunny, with a high near 68. Calm wind becoming west around 5 mph in the afternoon.
Thursday Night
Patchy fog after 8pm. Otherwise, mostly cloudy, with a low around 53. West wind around 5 mph becoming calm in the evening.
Friday
Areas of fog before 11am. Otherwise, partly sunny, with a high near 66.
Friday Night
Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 52.
Saturday
Areas of fog before 11am. Otherwise, partly sunny, with a high near 68.
Saturday Night
Patchy fog before 11pm, then patchy fog after 2am. Otherwise, partly cloudy, with a low around 54.
Sunday
Patchy fog. Otherwise, mostly sunny, with a high near 70.
Sunday Night
Patchy fog. Otherwise, partly cloudy, with a low around 54.
Monday
Patchy fog. Otherwise, partly sunny, with a high near 68.
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ABOUT THIS FORECAST

 
Point Forecast:
Blue Lake CASimilar City Names
 40.88°N 123.99°W (Elev. 200 ft)
10:05 am PDT Aug 18, 2026
11am PDT Aug 18, 2026-6pm PDT Aug 24, 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