Water Temperature of Trinity River in Helena, CA
Current Water Temperature
Measurement Time: Sunday, February 22, 2026, 7:45 AM PST
Temperature Locations
View Nearby Locations View All California Locations View Locations Near Me
Local Points of Interest
Junction City, CA; Shasta Trinity National ForestStation 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

Five Day Weather Forecast

Sun
H: 51°F
L: 39°F

Mon
H: 47°F
L: 37°F

Tue
H: 48°F
L: 45°F

Wed
H: 45°F
L: 29°F

Thu
H: 61°F
L: 27°F
Air Quality
Nitrogen Dioxide: 6.85 μg/m3
Sulphur Dioxide: 1.45 μg/m3
Ozone: 62 μg/m3
Astronomical
Sun Transit: 12:25 AM
Sunset: 5:56 PM
Daylight: 10 hrs 59 mins
Moon Transit: 4:44 PM
Moonset: 12:07 AM
Moon Phase: Waxing Crescent
Moon Illumination: 29.1%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM4:14 PM - 6:44 PM
Minor Periods
8:48 AM - 10:18 AM12:00 AM - 12:00 AM
Action Rating: 2 out of 5
Flood Watch issued February 21 at 11:40PM PST until February 25 at 12:00AM PST by NWS Eureka CA
Effective: Sat February 21, 2026, 11:40 PM
Expires: Sun February 22, 2026, 9:45 AM
* WHAT...Flooding caused by excessive rainfall is possible. * WHERE...A portion of northwest California, including the following areas, Coastal Del Norte, Del Norte Interior, Mendocino Coast, Northeastern Mendocino Interior, Northern Humboldt Coast, Northern Humboldt Interior, Northern Lake, Northern Trinity, Northwestern Mendocino Interior, Southeastern Mendocino Interior, Southern Humboldt Interior, Southern Lake, Southern Trinity, Southwestern Humboldt and Southwestern Mendocino Interior. * WHEN...From Monday evening through Tuesday evening. * IMPACTS...There will be an increased risk of rock and land slides along roadways. Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. * ADDITIONAL DETAILS... - A prolonged duration of moderate to heavy rain is expected. - http://www.weather.gov/safety/flood
You should monitor later forecasts and be alert for possible Flood Warnings. Those living in areas prone to flooding should be prepared to take action should flooding develop.
Winter Storm Warning issued February 21 at 9:42PM PST until February 22 at 3:00PM PST by NWS Eureka CA
Effective: Sat February 21, 2026, 9:42 PM
Expires: Sun February 22, 2026, 9:45 AM
* WHAT...Heavy snow expected for elevations above 4500. Total snow accumulations up to 10 inches. Winds gusting as high as 55 mph. * WHERE...Northern Trinity. * WHEN...Until 3 PM PST Sunday. * IMPACTS...Travel could be very difficult. Tire chains may be necessary if travelling through mountain passes and road closures are possible. Strong winds could cause extensive damage to trees and power lines.
If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1.
Winter Storm Warning issued February 22 at 9:29AM PST until February 22 at 3:00PM PST by NWS Eureka CA
Effective: Sun February 22, 2026, 9:29 AM
Expires: Sun February 22, 2026, 3:00 PM
* WHAT...Heavy snow expected for elevations above 4500. Total snow accumulations up to 8 inches. Winds gusting as high as 45 mph. * WHERE...Northern Trinity, including Highway 3 at Scott Mountain Pass. * WHEN...Until 3 PM PST this afternoon. * IMPACTS...Travel could be very difficult. Tire chains may be necessary if travelling through mountain passes and road closures are possible. Strong winds could cause extensive damage to trees and power lines.
If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1.
Flood Watch issued February 22 at 9:26AM PST until February 25 at 12:00AM PST by NWS Eureka CA
Effective: Sun February 22, 2026, 9:26 AM
Expires: Mon February 23, 2026, 12:00 AM
* WHAT...Flooding caused by excessive rainfall continues to be possible. * WHERE...A portion of northwest California, including the following areas, Del Norte County, Humboldt County, Trinity County, Mendocino County and Lake County. * WHEN...From Monday evening through Tuesday evening. * IMPACTS...There will be an increased risk of rock and land slides along roadways. Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. * ADDITIONAL DETAILS... - A prolonged duration of moderate to heavy rain is expected. - http://www.weather.gov/safety/flood
You should monitor later forecasts and be alert for possible Flood Warnings. Those living in areas prone to flooding should be prepared to take action should flooding develop.
High Wind Warning issued February 21 at 7:10PM PST until February 22 at 10:00AM PST by NWS Eureka CA
Effective: Sat February 21, 2026, 7:10 PM
Expires: Sun February 22, 2026, 10:00 AM
* WHAT...Southeast winds 30 to 40 mph with gusts up to 70 mph expected. Gusts to 80 mph over high, exposed terrain. * WHERE...Humboldt Interior, Del Norte Interior, and Southwestern Humboldt. * WHEN...Until 10 AM PST Sunday. * IMPACTS...Wind gusts will be particularly strong along windward ridges and exposed coastal headlands. Damaging winds will blow down trees and power lines. Widespread power outages are expected. Travel will be difficult. * ADDITIONAL DETAILS...A prolonged period of strong winds is expected to continue through Sunday morning.
Weather Forecast
Air Quality
Nitrogen Dioxide: 4.16 μg/m3
Sulphur Dioxide: 1.95 μg/m3
Ozone: 80.4 μg/m3
Astronomical
Sun Transit: 12:25 AM
Sunset: 5:56 PM
Daylight: 10 hrs 59 mins
Moon Transit: 4:44 PM
Moonset: 12:07 AM
Moon Phase: Waxing Crescent
Moon Illumination: 29.1%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM4:14 PM - 6:44 PM
Minor Periods
8:48 AM - 10:18 AM12:00 AM - 12:00 AM
Action Rating: 2 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 5.29 μg/m3
Sulphur Dioxide: 1.41 μg/m3
Ozone: 66.36 μg/m3
Astronomical
Sun Transit: 12:25 AM
Sunset: 5:57 PM
Daylight: 11 hrs 2 mins
Moon Transit: 5:40 PM
Moonset: 12:24 AM
Moon Phase: First Quarter
Moon Illumination: 39.8%
Best Times for Fishing or Hunting
Major Periods
12:06 AM - 2:36 AM5:10 PM - 7:40 PM
Minor Periods
9:23 AM - 10:53 AM12:00 AM - 12:00 AM
Action Rating: 2 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 5.7 μg/m3
Sulphur Dioxide: 1.29 μg/m3
Ozone: 52.52 μg/m3
Astronomical
Sun Transit: 12:25 AM
Sunset: 5:58 PM
Daylight: 11 hrs 4 mins
Moon Transit: 6:41 PM
Moonset: 1:39 AM
Moon Phase: First Quarter
Moon Illumination: 51.1%
Best Times for Fishing or Hunting
Major Periods
1:04 AM - 3:34 AM6:11 PM - 8:41 PM
Minor Periods
10:08 AM - 11:38 AM1:09 AM - 2:39 AM
Action Rating: 3 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 4.11 μg/m3
Sulphur Dioxide: 1.27 μg/m3
Ozone: 69.6 μg/m3
Astronomical
Sun Transit: 12:25 AM
Sunset: 5:59 PM
Daylight: 11 hrs 7 mins
Moon Transit: 7:44 PM
Moonset: 2:51 AM
Moon Phase: First Quarter
Moon Illumination: 62.3%
Best Times for Fishing or Hunting
Major Periods
2:06 AM - 4:36 AM7:14 PM - 9:44 PM
Minor Periods
11:03 AM - 12:33 AM2:21 AM - 3:51 AM
Action Rating: 2 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 4.82 μg/m3
Sulphur Dioxide: 1.48 μg/m3
Ozone: 72.92 μg/m3
Astronomical
Sun Transit: 12:25 AM
Sunset: 6:01 PM
Daylight: 11 hrs 10 mins
Moon Transit: 8:46 PM
Moonset: 3:54 AM
Moon Phase: First Quarter
Moon Illumination: 72.9%
Best Times for Fishing or Hunting
Major Periods
3:09 AM - 5:39 AM8:16 PM - 10:46 PM
Minor Periods
12:10 AM - 1:40 PM3:24 AM - 4:54 AM
Action Rating: 2 out of 5
