Water Temperature of Trinity River in Helena, CA

Current Water Temperature

46.8°F

Measurement Time: Wednesday, February 11, 2026, 11:45 PM PST

Temperature Locations

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Local Points of Interest

Junction City, CA; Shasta Trinity National Forest

Trinity River

Station Name: TRINITY R AB NF TRINITY R NR HELENA CA
Data Source: Water Data - usgc.gov

Elevation Above Sea Level: 1,404 feet

Nearest Address:
State Rte 299
Helena, CA 96052
Trinity County

GPS Coordinates: 40.76653148, -123.1144757

Nearby Water Temperatures

Trinity River, Douglas City, CA (11.8 mi)
Trinity River, Lewiston, CA (16.7 mi)
Trinity River, Hoopa, CA (35.2 mi)
Klamath River, Orleans, CA (43.1 mi)
Humboldt Bay, Eureka, CA (57.7 mi)
Pacific Ocean, Manila, CA (65.6 mi)
Klamath River, Klamath, CA (68.3 mi)
Pacific Ocean, Eureka, CA (73.9 mi)
Mill Creek, Los Milinos, CA (75.6 mi)
Elder Creek, Branscomb, CA (76.9 mi)
Deer Creek, Vina, CA (80.4 mi)
Crescent Harbor, Crescent City, CA (87.5 mi)
Hat Creek, Old Station, CA (88.7 mi)
Pacific Ocean, Petrolia, CA (91 mi)
Butte Creek, Chico, CA (103.3 mi)

Weather for Helena, California

Current Weather

44.8°F
Overcast
Overcast
44.7°F
40.8°F
93%
E 2.2 mph
3.8 mph
40.8°F
32.3°F
0 in
100%
9 mi
1025 mbar
0.3

Five Day Weather Forecast

Sunny
Thu
H: 57°F
L: 41°F
Overcast
Fri
H: 55°F
L: 34°F
Overcast
Sat
H: 44°F
L: 42°F
Patchy rain nearby
Sun
H: 44°F
L: 33°F
Moderate rain
Mon
H: 41°F
L: 32°F

Air Quality

AQI: 1 - Good
PM2.5: 1.55 μg/m3
PM10: 1.85 μg/m3
Carbon Monoxide: 134.85 μg/m3
Nitrogen Dioxide: 1.55 μg/m3
Sulphur Dioxide: 1.05 μg/m3
Ozone: 82 μg/m3

Astronomical

Sunrise: 7:10 AM
Sun Transit: 12:26 AM
Sunset: 5:44 PM
Daylight: 10 hrs 34 mins
Moonrise: 4:18 AM
Moon Transit: 8:34 AM
Moonset: 12:52 AM
Moon Phase: Waning Crescent
Moon Illumination: 12.2%

Best Times for Fishing or Hunting

Major Periods

8:04 AM - 10:34 AM
3:56 PM - 6:26 PM

Minor Periods

12:22 AM - 1:52 PM
3:48 AM - 5:18 AM

Action Rating: 2 out of 5

Beach Hazards Statement issued February 11 at 5:53PM PST until February 14 at 4:00AM PST by NWS Eureka CA

Effective: Wed February 11, 2026, 5:53 PM
Expires: Thu February 12, 2026, 2:00 AM

* WHAT...Increased threat of sneaker waves expected. * WHERE...Coastal Del Norte, Northern Humboldt Coast, Southwestern Humboldt and Mendocino Coast Counties. * WHEN...From Thursday evening through late Friday night. . * IMPACTS...Large, unexpected waves can sweep across the beach without warning, sweeping people into the sea from rocks, jetties, and beaches. These sneaker waves can also move large objects such as logs, crushing anyone caught underneath. * ADDITIONAL DETAILS...A steep, long period northwest swell arrives Thursday evening, peaking around 12 to 13 feet at 16 seconds on Friday. This swell is expected to produce set behavior with breakers leading to rapid and unexpected beach run ups of over 18 feet.

Don't be fooled by an ocean that looks calm. There can be 30 minutes of small waves before a sneaker wave strikes. Avoid rocks and jetties. Avoid steep beaches. Stay much farther back from the water and never turn your back on the ocean.


Thursday, February 12, 2026

Weather Forecast

Sunny
57.2°F
40.5°F
47.5°F
73%
0 in
0%
0%
3.8 mph
0.5


Air Quality

AQI: 1 - Good
PM2.5: 1.98 μg/m3
PM10: 2.06 μg/m3
Carbon Monoxide: 146.69 μg/m3
Nitrogen Dioxide: 2.91 μg/m3
Sulphur Dioxide: 1.07 μg/m3
Ozone: 66.16 μg/m3

Astronomical

Sunrise: 7:10 AM
Sun Transit: 12:26 AM
Sunset: 5:44 PM
Daylight: 10 hrs 34 mins
Moonrise: 4:18 AM
Moon Transit: 8:34 AM
Moonset: 12:52 AM
Moon Phase: Waning Crescent
Moon Illumination: 12.2%

Best Times for Fishing or Hunting

Major Periods

8:04 AM - 10:34 AM
3:56 PM - 6:26 PM

Minor Periods

12:22 AM - 1:52 PM
3:48 AM - 5:18 AM

Action Rating: 2 out of 5

Friday, February 13, 2026

Weather Forecast

Overcast
55.4°F
34°F
44.4°F
78%
0 in
0%
0%
4.3 mph
0.6


Air Quality

AQI: 1 - Good
PM2.5: 3.45 μg/m3
PM10: 3.91 μg/m3
Carbon Monoxide: 158.17 μg/m3
Nitrogen Dioxide: 3.73 μg/m3
Sulphur Dioxide: 1.72 μg/m3
Ozone: 61.76 μg/m3

Astronomical

Sunrise: 7:09 AM
Sun Transit: 12:26 AM
Sunset: 5:45 PM
Daylight: 10 hrs 36 mins
Moonrise: 5:06 AM
Moon Transit: 9:26 AM
Moonset: 1:50 PM
Moon Phase: Waning Crescent
Moon Illumination: 5.8%

Best Times for Fishing or Hunting

Major Periods

8:56 AM - 11:26 AM
4:48 PM - 7:18 PM

Minor Periods

1:20 PM - 2:50 PM
4:36 AM - 6:06 AM

Action Rating: 2 out of 5

Saturday, February 14, 2026

Weather Forecast

Overcast
44.4°F
41.5°F
43.8°F
85%
0 in
0%
0%
4.9 mph
0.3


Air Quality

AQI: 1 - Good
PM2.5: 5.05 μg/m3
PM10: 5.89 μg/m3
Carbon Monoxide: 164.17 μg/m3
Nitrogen Dioxide: 4.85 μg/m3
Sulphur Dioxide: 2.51 μg/m3
Ozone: 58.76 μg/m3

Astronomical

Sunrise: 7:07 AM
Sun Transit: 12:26 AM
Sunset: 5:46 PM
Daylight: 10 hrs 39 mins
Moonrise: 5:48 AM
Moon Transit: 10:18 AM
Moonset: 2:55 PM
Moon Phase: Waning Crescent
Moon Illumination: 1.7%

Best Times for Fishing or Hunting

Major Periods

5:39 PM - 8:09 PM
9:48 AM - 12:18 AM

Minor Periods

2:25 PM - 3:55 PM
5:18 AM - 6:48 AM

Action Rating: 4 out of 5

Sunday, February 15, 2026

Weather Forecast

Patchy rain nearby
44.3°F
32.9°F
39.7°F
92%
0.06 in
89%
3%
4.5 mph
0.2


Air Quality

AQI: 1 - Good
PM2.5: 4.53 μg/m3
PM10: 4.93 μg/m3
Carbon Monoxide: 151.58 μg/m3
Nitrogen Dioxide: 5.73 μg/m3
Sulphur Dioxide: 2.65 μg/m3
Ozone: 60.4 μg/m3

Astronomical

Sunrise: 7:06 AM
Sun Transit: 12:26 AM
Sunset: 5:47 PM
Daylight: 10 hrs 41 mins
Moonrise: 6:23 AM
Moon Transit: 11:08 AM
Moonset: 4:03 PM
Moon Phase: Waning Crescent
Moon Illumination: 0.0%

Best Times for Fishing or Hunting

Major Periods

6:30 PM - 9:00 PM
10:38 AM - 1:08 PM

Minor Periods

3:33 PM - 5:03 PM
5:53 AM - 7:23 AM

Action Rating: 3 out of 5

Monday, February 16, 2026

Weather Forecast

Moderate rain
40.7°F
31.8°F
39.1°F
99%
0.34 in
84%
0%
4.5 mph
0


Air Quality

AQI: 1 - Good
PM2.5: 1 μg/m3
PM10: 1 μg/m3
Carbon Monoxide: 158.97 μg/m3
Nitrogen Dioxide: 4.4 μg/m3
Sulphur Dioxide: 1.04 μg/m3
Ozone: 73.77 μg/m3

Astronomical

Sunrise: 7:05 AM
Sun Transit: 12:26 AM
Sunset: 5:49 PM
Daylight: 10 hrs 44 mins
Moonrise: 6:52 AM
Moon Transit: 11:57 AM
Moonset: 5:12 PM
Moon Phase: New
Moon Illumination: 0.9%

Best Times for Fishing or Hunting

Major Periods

7:17 PM - 9:47 PM
11:27 AM - 1:57 PM

Minor Periods

4:42 PM - 6:12 PM
6:22 AM - 7:52 AM

Action Rating: 4 out of 5

The times presented here are based upon the solunar theory, which is the idea that the movements of fish and other animals are affected by the location of the sun and moon. The major periods are believed to be the times of the greatest animal activity and occur when the moon is directly overhead or underfoot (lunar transits). The minor periods also see increased activity and occur when the moon is rising or setting. The strongest activity occurs during full or new moons, and the weakest during quarter or three quarter moons. This is indicated by the Action Rating.

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