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

Dangerous Heat and Heavy Rainfall into the Weekend

Hot temperatures and high humidity are forecast to continue across the mid-Mississippi Valley into this weekend. Heat Advisories remain in effect. Heavy to excessive rainfall occurring at times through the weekend could bring areas of flooding to parts of the northern Rockies, upper Midwest, central Great Lakes, and southern New England. Read More >

Current conditions at

Arcata / Eureka, Arcata Airport (KACV)

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

Overcast

59°F

15°C

Humidity 80%
Wind Speed NW 12 MPH
Barometer 30.07 in (1018.29 mb)
Dewpoint 53°F (12°C)
Visibility 10.00 mi
Last update 19 Sep 02:53 PM PDT
Extended Forecast for

2 Miles SSW Big Lagoon CA

  • Tonight

    Tonight: Cloudy, with a low around 51. North wind around 5 mph becoming calm in the evening.

    Low: 51 °F

    Cloudy

  • Sunday

    Sunday: Cloudy, with a high near 59. Calm wind becoming north northwest around 6 mph in the afternoon.

    High: 59 °F

    Cloudy

  • Sunday Night

    Sunday Night: Cloudy, with a low around 52. North northwest wind around 5 mph becoming calm in the evening.

    Low: 52 °F

    Cloudy

  • Monday

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

    High: 59 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 52. North northwest wind around 6 mph becoming calm after midnight.

    Low: 52 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 59. North wind 3 to 8 mph.

    High: 59 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 51.

    Low: 51 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 60.

    High: 60 °F

    Partly Sunny

  • Wednesday Night

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

    Low: 51 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Cloudy, with a low around 51. North wind around 5 mph becoming calm in the evening.
Sunday
Cloudy, with a high near 59. Calm wind becoming north northwest around 6 mph in the afternoon.
Sunday Night
Cloudy, with a low around 52. North northwest wind around 5 mph becoming calm in the evening.
Monday
Mostly cloudy, with a high near 59. North wind 3 to 5 mph.
Monday Night
Mostly cloudy, with a low around 52. North northwest wind around 6 mph becoming calm after midnight.
Tuesday
Mostly cloudy, with a high near 59. North wind 3 to 8 mph.
Tuesday Night
Partly cloudy, with a low around 51.
Wednesday
Partly sunny, with a high near 60.
Wednesday Night
Mostly cloudy, with a low around 51.
Thursday
Partly sunny, with a high near 60.
Thursday Night
Mostly cloudy, with a low around 51.
Friday
Partly sunny, with a high near 59.
Friday Night
Mostly cloudy, with a low around 51.
Saturday
Mostly sunny, with a high near 59.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSW Big Lagoon CA
 41.14°N 124.15°W (Elev. 0 ft)
Last Update:
2:10 pm PDT Sep 19, 2026
Forecast Valid:
3pm PDT Sep 19, 2026-6pm PDT Sep 26, 2026
 
Forecast Discussion
 
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Additional Resources

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National Digital Forecast Database

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Chance of Precipitation