| National Weather Service Forecast for:
Arcata CA Issued by: National Weather Service Eureka, CA |
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| Updated: 2:10 pm PDT Apr 6, 2026 | ||||||||||||||||||
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| Tonight |
Patchy drizzle. Patchy fog after 2am. Otherwise, cloudy, with a low around 47. Calm wind. |
| Tuesday |
Patchy drizzle before 11am. Patchy fog before 8am. Otherwise, mostly cloudy, with a high near 58. Calm wind becoming west northwest around 6 mph in the afternoon. |
| Tuesday Night |
Patchy drizzle after 2am. Mostly cloudy, with a low around 47. Light north wind. |
| Wednesday |
A slight chance of drizzle before 11am, then a chance of showers after 11am. Partly sunny, with a high near 62. Light and variable wind. Chance of precipitation is 40%. |
| Wednesday Night |
A 50 percent chance of showers. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 50. Calm wind. New precipitation amounts of less than a tenth of an inch possible. |
| Thursday |
Showers likely, with thunderstorms also possible after 11am. Areas of fog before 11am. Otherwise, mostly cloudy, with a high near 59. Light west northwest wind. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms. |
| Thursday Night |
Rain likely. Patchy fog after 8pm. Otherwise, mostly cloudy, with a low around 50. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible. |
| Friday |
Rain likely. Patchy fog before 11am. Otherwise, mostly cloudy, with a high near 59. |
| Friday Night |
A chance of rain. Mostly cloudy, with a low around 48. |
| Saturday |
A chance of rain. Mostly cloudy, with a high near 54. |
| Saturday Night |
A chance of rain. Mostly cloudy, with a low around 44. |
| Sunday |
A chance of rain. Partly sunny, with a high near 55. |
| Sunday Night |
A chance of rain. Mostly cloudy, with a low around 44. |
| Monday |
A slight chance of rain. Partly sunny, with a high near 57. |
Forecast from NOAA-NWS for Arcata CA.