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Satellite view of Eureka Slough

Eureka Slough

River

Cold water — serious cold-shock risk today

Cold water

Cold water — serious cold-shock risk today: water temperature is 60°F, cold enough to cause cold-water shock on sudden immersion.

  • Water temperature is 60°F, cold enough to cause cold-water shock on sudden immersion.
  • No official beach advisory posted (California Water Boards — FHAB Reports checked).
Cold waterRainy today

natural watercourse in Humboldt County, California, United States of America

Interactive map not available

Cold water — serious cold-shock risk today

Cold water

Cold water — serious cold-shock risk today: water temperature is 60°F, cold enough to cause cold-water shock on sudden immersion.

  • Water temperature is 60°F, cold enough to cause cold-water shock on sudden immersion. USGS gauge 11479700, as of Aug 22, 5:45 AM gauge-local time
  • No official beach advisory posted (California Water Boards — FHAB Reports checked).
Water temp
60°F
15°C
Gage height
2.39 ft
water level

Official advisories

Checked against California Water Boards — FHAB Reports — no advisory posted.

Live, provisional data from USGS gauge ELK R NR FALK CA (7.2 mi away), as of Aug 22, 5:45 AM gauge-local time.

Weather at Eureka Slough

H: 68° L: 56°
Patchy rain nearby
Patchy rain nearby
58°
|
Feels like 57°
Precipitation
39%
Humidity
92%
Wind
5 mph
UV Index
0
Water Conditions:
🥶Too cold for most swimmers🌧️Rain expected
12 AM
Patchy rain nearby
59°
3 AM
Overcast
59°
6 AM
Patchy rain nearby
58°
9 AM
Patchy rain nearby
62°
12 PM
Patchy rain nearby
67°
3 PM
Patchy rain nearby
68°
6 PM
Patchy rain nearby
65°
9 PM
Mist
57°

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Frequently asked questions

Where is Eureka Slough?
Eureka Slough is a river in California.
What is the water temperature at Eureka Slough?
As of August 22, 2026, the water temperature at Eureka Slough in California is 60°F (15°C), measured by USGS gauge 11479700, 7.2 miles away.
Can you swim at Eureka Slough?
Cold water — serious cold-shock risk today: water temperature is 60°F, cold enough to cause cold-water shock on sudden immersion. Checked August 22, 2026.

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Best Times to Visit

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Not ideal for outdoor activities today
🌊 Rivers & Streams Tips:
  • Check water levels and current conditions before visiting
  • Wear life jackets when on the water
  • Be aware of rapids and potential hazards
  • Respect private property along riverbanks
Best Seasons:
☀️ Summer (Jun-Aug)🍂 Fall (Sep-Nov)🌸 Spring (Mar-May)

Location & Contact

California

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