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Eureka, CA Weather Forecast

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Eureka, CA Weather Forecast

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Eureka CA weather - Clear - 50°F
Clear
50°F
Updated 4:36 am
Feels Like 51°F
Humidity 100%
Wind E 3 mph
Barometer  29.97 in
Dew Point 50°F
Eureka CA weather - Clear - 10°C
Clear
10°C
Updated 4:36 am
Feels Like 11°C
Humidity 100%
Wind E 5 km/h
Barometer  101.5 kPa
Dew Point 10°C
WX Settings

Eureka Weather Forecast

TODAY TONIGHT WEDNESDAY WEDNESDAY NIGHT THURSDAY THURSDAY NIGHT FRIDAY SATURDAY SATURDAY NIGHT SUNDAY MONDAY
Eureka, CA Weather - Today Mostly Cloudy Eureka, CA Weather - Tonight Partly Cloudy Eureka, CA Weather - Wednesday Sunny Eureka, CA Weather - Wednesday Night Mostly Cloudy Eureka, CA Weather - Thursday Mostly Cloudy Eureka, CA Weather - Thursday Night Patchy Fog Eureka, CA Weather - Friday Patchy Fog Eureka, CA Weather - Saturday Patchy Fog Eureka, CA Weather - Saturday Night Partly Cloudy Eureka, CA Weather - Sunday Partly Cloudy Eureka, CA Weather - Monday Partly Cloudy
Mostly Cloudy Partly Cloudy Sunny Mostly Cloudy Mostly Cloudy Patchy Fog Patchy Fog Patchy Fog Partly Cloudy Partly Cloudy Partly Cloudy
Hi: 75°FHi: 24°C
 Lo: 57°FLo: 14°C Hi: 80°FHi: 27°C
 Lo: 58°FLo: 14°C Hi: 74°FHi: 23°C
 Hi: 73°FHi: 23°C
Lo: 53°FLo: 12°C		 Hi: 73°FHi: 23°C
Lo: 53°FLo: 12°C		 Hi: 65°FHi: 18°C
 Hi: 67°FHi: 19°C
Lo: 52°FLo: 11°C		 Hi: 67°FHi: 19°C
Lo: 52°FLo: 11°C		 Hi: 67°FHi: 19°C
Lo: 52°FLo: 11°C
POP = Probability of Precipitation.
Weather Outlook Updated: 136 AM PDT Tue Sep 08 2026 Eureka, CA Weather - WeatherWorld.com

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Eureka Forecast Discussion

Meteorlogic Glosserator
Instant definitions for any meteorological term.

Issued: 108 PM PDT Mon Sep 7 2026

Key Messages

  • Moderate sneaker wave risk continues today south of Cape Mendocino.
  • Much above normal temperatures likely Tuesday through Thursday, including along the coast.
  • Locally elevated fire danger for the higher elevations Tuesday and Wednesday.

Discussion

...Generally mild, near normal conditions are likely today as high pressure begins to rebuild over the area. Interior high temperatures are forecast to be in the high 80s to low 90s. Coastal stratus eroded late this morning bringing sunny con...