Storm Impacting the Southwest U.S.; Above Normal Temperatures Further East

A storm system will shift across the southwest U.S. through Thursday with widespread showers and isolated thunderstorms. Isolated flooding is possible. High-elevation snow is also expected in parts of Nevada and the southern Sierra Nevada range. East of this storm, above average temperatures will challenge or break daily record high temperatures this week in the southern Plains and southeast U.S. Read More >

Current conditions at

Arcata / Eureka, Arcata Airport (KACV)

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

Clear

55°F

13°C

Humidity 71%
Wind Speed NW 8 MPH
Barometer 29.97 in (1014.9 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 18 Nov 02:00 PM PST
Extended Forecast for

Arcata/Eureka Airport CA

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 55. North northwest wind around 11 mph, with gusts as high as 21 mph.

    High: 55 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 45. East wind around 5 mph.

    Low: 45 °F

    Mostly Clear

  • Wednesday

    Wednesday: Rain likely after 4pm.  Increasing clouds, with a high near 57. Southeast wind 6 to 11 mph becoming south southwest in the afternoon. Winds could gust as high as 21 mph.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 57 °F

    Mostly Sunny
    then Rain
    Likely

  • Wednesday Night

    Wednesday Night: Rain.  Low around 46. South southwest wind 8 to 13 mph, with gusts as high as 23 mph.  Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 46 °F

    Rain

  • Thursday

    Thursday: Showers likely, mainly before 10am.  Partly sunny, with a high near 55. East wind 6 to 10 mph becoming north northwest in the afternoon. Winds could gust as high as 18 mph.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 55 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: A 20 percent chance of showers before 10pm.  Mostly clear, with a low around 43. East northeast wind 7 to 10 mph, with gusts as high as 18 mph.

    Low: 43 °F

    Slight Chance
    Showers then
    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 57.

    High: 57 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 45.

    Low: 45 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 58.

    High: 58 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 55. North northwest wind around 11 mph, with gusts as high as 21 mph.
Tonight
Mostly clear, with a low around 45. East wind around 5 mph.
Wednesday
Rain likely after 4pm. Increasing clouds, with a high near 57. Southeast wind 6 to 11 mph becoming south southwest in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Rain. Low around 46. South southwest wind 8 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Thursday
Showers likely, mainly before 10am. Partly sunny, with a high near 55. East wind 6 to 10 mph becoming north northwest in the afternoon. Winds could gust as high as 18 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
A 20 percent chance of showers before 10pm. Mostly clear, with a low around 43. East northeast wind 7 to 10 mph, with gusts as high as 18 mph.
Friday
Sunny, with a high near 57.
Friday Night
Partly cloudy, with a low around 45.
Saturday
Mostly sunny, with a high near 58.
Saturday Night
Mostly cloudy, with a low around 45.
Sunday
A slight chance of rain. Partly sunny, with a high near 57.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 46.
Monday
A chance of rain. Partly sunny, with a high near 55.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Arcata/Eureka Airport CA
 40.99°N 124.11°W (Elev. 39 ft)
1:33 pm PST Nov 18, 2025
2pm PST Nov 18, 2025-6pm PST Nov 24, 2025
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database