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

Extreme Heat Lingers; Severe Thunderstorms for Portions of the Plains and Southeast; Heavy Rainfall Threats

Gusty winds and heavy rainfall may impact the Big Island of Hawaii as a nearby tropical system passes west of the islands. From the Southwest U.S., Rockies and across the Gulf Coast, heavy rainfall could lead to isolated flash flooding. Severe thunderstorms are expected for areas of the Plains, Gulf Coast and Southeast through Tuesday. Extreme heat lingers for the southern Plains and Southwest. Read More >

Current conditions at

Arcata / Eureka, Arcata Airport (KACV)

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

Mist

54°F

12°C

Humidity 100%
Wind Speed SSE 5 MPH
Barometer 29.88 in (1011.85 mb)
Dewpoint 54°F (12°C)
Visibility 2.50 mi
Last update 24 Aug 04:30 AM PDT
Extended Forecast for

3 Miles SW Big Lagoon CA

  • Today

    Today: Patchy fog before 8am. Otherwise, partly sunny, with a high near 61. Light south wind increasing to 8 to 13 mph in the morning.

    High: 61 °F

    Patchy Fog
    then Partly
    Sunny

  • Tonight

    Tonight: Patchy dense fog after 5am. Otherwise, increasing clouds, with a low around 53. South wind 6 to 11 mph becoming light after midnight.

    Low: 53 °F

    Mostly Cloudy
    then Patchy
    Dense Fog

  • Tuesday

    Tuesday: Patchy dense fog before 11am. Otherwise, mostly cloudy, with a high near 58. Calm wind becoming north around 6 mph in the afternoon.

    High: 58 °F

    Patchy Dense
    Fog then
    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 52. North wind 3 to 5 mph.

    Low: 52 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 59. North northwest wind 3 to 5 mph.

    High: 59 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 53. North wind 3 to 5 mph.

    Low: 53 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 58.

    High: 58 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 51.

    Low: 51 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 58.

    High: 58 °F

    Mostly Cloudy

Detailed Forecast

Today
Patchy fog before 8am. Otherwise, partly sunny, with a high near 61. Light south wind increasing to 8 to 13 mph in the morning.
Tonight
Patchy dense fog after 5am. Otherwise, increasing clouds, with a low around 53. South wind 6 to 11 mph becoming light after midnight.
Tuesday
Patchy dense fog before 11am. Otherwise, mostly cloudy, with a high near 58. Calm wind becoming north around 6 mph in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 52. North wind 3 to 5 mph.
Wednesday
Mostly cloudy, with a high near 59. North northwest wind 3 to 5 mph.
Wednesday Night
Mostly cloudy, with a low around 53. North wind 3 to 5 mph.
Thursday
Mostly cloudy, with a high near 58.
Thursday Night
Mostly cloudy, with a low around 51.
Friday
Mostly cloudy, with a high near 58.
Friday Night
Mostly cloudy, with a low around 52.
Saturday
Mostly cloudy, with a high near 58.
Saturday Night
Mostly cloudy, with a low around 51.
Sunday
Mostly cloudy, with a high near 57.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SW Big Lagoon CA
 41.14°N 124.15°W (Elev. 0 ft)
Last Update:
2:10 am PDT Aug 24, 2026
Forecast Valid:
4am PDT Aug 24, 2026-6pm PDT Aug 30, 2026
 
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Additional Resources

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Chance of Precipitation