Water Temperature of the Columbia River in Longview, WA
Current Water Temperature
Measurement Time: Tuesday, August 4, 2026, 1:00 PM PDT
Today's Tides
Low: August 4, 3:08 AM, -0.3 ft
High: August 4, 7:50 AM, 2.2 ft
Low: August 4, 2:39 PM, -0.8 ft
High: August 4, 8:10 PM, 3.3 ft
Temperature Locations
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Local Points of Interest
Cowlitz River; Rainier, OR; Lord Island; Walker IslandStation Name: Longview
Data Source: NOAA Tides and Currents
Elevation Above Sea Level: 20 feet
Sensor Depth: -8 feet
Nearest Address:
Industrial Way
Longview, WA 98632
Cowlitz County
GPS Coordinates: 46.106139, -122.954194
Nearby Water Temperatures
East Fork Dairy Creek, Meacham Corner, OR (29 mi)Columbia River, Astoria, OR (39.6 mi)
Rock Creek, Hillsboro, OR (41.3 mi)
Gales Creek, Forest Grove, OR (41.9 mi)
Tualatin River, Hillsboro, OR (41.9 mi)
Beaverton Creek, Beaverton, OR (42.1 mi)
Willamette River, Portland, OR (42.9 mi)
Tualatin River, Dilley, OR (44.4 mi)
Scoggins Creek, Gaston, OR (45.6 mi)
Scoggins Creek, Gaston, OR (45.8 mi)
Fanno Creek, Beaverton, OR (45.9 mi)
Crystal Springs Creek, Portland, OR (46.2 mi)
Wapato Creek, Gaston, OR (46.7 mi)
Johnson Creek, Milwaukie, OR (47.6 mi)
Johnson Creek, Portland, OR (48.5 mi)
Weather for Longview, Washington
Current Weather

Five Day Weather Forecast

Tue
H: 93°F
L: 56°F

Wed
H: 94°F
L: 51°F

Thu
H: 91°F
L: 50°F

Fri
H: 88°F
L: 48°F

Sat
H: 86°F
L: 48°F
Air Quality
Nitrogen Dioxide: 2.2 μg/m3
Sulphur Dioxide: 3.2 μg/m3
Ozone: 170 μg/m3
Astronomical
Sun Transit: 1:17 PM
Sunset: 8:38 PM
Daylight: 14 hrs 40 mins
Moon Transit: 5:34 AM
Moonset: 12:49 AM
Moon Phase: Last Quarter
Moon Illumination: 54.6%
Best Times for Fishing or Hunting
Major Periods
5:04 AM - 7:34 AM12:56 AM - 3:26 PM
Minor Periods
10:28 PM - 11:58 PM12:19 AM - 1:49 PM
Action Rating: 2 out of 5
Small Craft Advisory issued August 4 at 12:32AM PDT until August 4 at 11:00PM PDT by NWS Portland OR
Effective: Tue August 4, 2026, 12:32 AM
Expires: Tue August 4, 2026, 5:00 PM
* WHAT...Rough bar conditions expected. Seas 6 to 8 ft at 7 seconds. North winds 10 to 20 kt with gusts up to 25 kt. * WHERE...In the Main Channel of the Columbia River Bar. * WHEN...From 1 PM this afternoon to 11 PM PDT this evening. * IMPACTS...Conditions will be hazardous to small craft, especially when operating near to, or attempting to cross, the Columbia River Bar. * ADDITIONAL DETAILS...Ebb current of 3.88 kt at 847 AM Tuesday. Seas 3 ft. Ebb current of 4.8 kt at 931 PM Tuesday. Seas 4 to 5 ft. Ebb current of 3.19 kt at 938 AM Wednesday. Seas 4 ft.
A Small Craft Advisory means that wave conditions are expected to be hazardous to small craft in the vicinity of the Columbia River Bar. Mariners are advised to obtain the latest bar conditions from the United States Coast Guard before attempting to cross the bar.
Air Quality Alert issued August 3 at 12:59PM PDT by NWS Portland OR
Effective: Mon August 3, 2026, 12:59 PM
Expires: Tue August 4, 2026, 12:00 PM
The Southwest Clean Air Agency has issued an Air Quality Advisory for Clark County. An Air Quality Advisory for smoke and ozone has been issued. Wildfires burning in the region combined with forecasted conditions will cause air quality to reach unhealthy levels at times. The Air Quality Advisory for smoke is in effect until further notice. The Air Quality Advisory for ozone is in effect from noon Tuesday through Thursday. Pollutants in smoke can cause burning eyes, runny nose, aggravate heart and lung diseases, and aggravate other serious health problems. Limit outdoor activities and keep children indoors if it is smoky. Please follow medical advice if you have a heart or lung condition. More information about air quality can be found at: www.swcleanair.gov
Air Quality Alert issued August 3 at 3:41PM PDT by NWS Portland OR
Effective: Mon August 3, 2026, 3:41 PM
Expires: Tue August 4, 2026, 12:00 PM
The Southwest Clean Air Agency has issued an Air Quality Advisory for Clark County. An Air Quality Advisory for smoke and ozone has been issued. Wildfires burning in the region combined with forecasted conditions will cause air quality to reach unhealthy levels at times. The Air Quality Advisory for smoke is in effect until further notice. The Air Quality Advisory for ozone is in effect from noon Tuesday through Thursday. Pollutants in smoke can cause burning eyes, runny nose, aggravate heart and lung diseases, and aggravate other serious health problems. Limit outdoor activities and keep children indoors if it is smoky. Please follow medical advice if you have a heart or lung condition. More information about air quality can be found at: www.swcleanair.gov
Weather Forecast
Air Quality
Nitrogen Dioxide: 6.81 μg/m3
Sulphur Dioxide: 3.38 μg/m3
Ozone: 129.38 μg/m3
Astronomical
Sun Transit: 1:17 PM
Sunset: 8:38 PM
Daylight: 14 hrs 40 mins
Moon Transit: 5:34 AM
Moonset: 12:49 AM
Moon Phase: Last Quarter
Moon Illumination: 54.6%
Best Times for Fishing or Hunting
Major Periods
5:04 AM - 7:34 AM12:56 AM - 3:26 PM
Minor Periods
10:28 PM - 11:58 PM12:19 AM - 1:49 PM
Action Rating: 2 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 6.58 μg/m3
Sulphur Dioxide: 3.28 μg/m3
Ozone: 141.29 μg/m3
Astronomical
Sun Transit: 1:17 PM
Sunset: 8:36 PM
Daylight: 14 hrs 37 mins
Moon Transit: 6:24 AM
Moonset: 2:07 PM
Moon Phase: Last Quarter
Moon Illumination: 43.2%
Best Times for Fishing or Hunting
Major Periods
5:54 AM - 8:24 AM1:47 PM - 4:17 PM
Minor Periods
12:00 AM - 12:00 AM1:37 PM - 3:07 PM
Action Rating: 3 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 6.23 μg/m3
Sulphur Dioxide: 1.39 μg/m3
Ozone: 94.71 μg/m3
Astronomical
Sun Transit: 1:17 PM
Sunset: 8:35 PM
Daylight: 14 hrs 34 mins
Moon Transit: 7:18 AM
Moonset: 3:27 PM
Moon Phase: Last Quarter
Moon Illumination: 32.3%
Best Times for Fishing or Hunting
Major Periods
6:48 AM - 9:18 AM2:42 PM - 5:12 PM
Minor Periods
2:57 PM - 4:27 PM12:00 AM - 12:00 AM
Action Rating: 2 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 5.04 μg/m3
Sulphur Dioxide: 0.88 μg/m3
Ozone: 61.21 μg/m3
Astronomical
Sun Transit: 1:17 PM
Sunset: 8:33 PM
Daylight: 14 hrs 32 mins
Moon Transit: 8:17 AM
Moonset: 4:46 PM
Moon Phase: Last Quarter
Moon Illumination: 22.2%
Best Times for Fishing or Hunting
Major Periods
7:47 AM - 10:17 AM3:43 PM - 6:13 PM
Minor Periods
4:16 PM - 5:46 PM12:00 AM - 12:00 AM
Action Rating: 2 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 7.83 μg/m3
Sulphur Dioxide: 0.73 μg/m3
Ozone: 40.67 μg/m3
Astronomical
Sun Transit: 1:17 PM
Sunset: 8:32 PM
Daylight: 14 hrs 29 mins
Moon Transit: 9:20 AM
Moonset: 5:56 PM
Moon Phase: Waning Crescent
Moon Illumination: 13.6%
Best Times for Fishing or Hunting
Major Periods
8:50 AM - 11:20 AM4:47 PM - 7:17 PM
Minor Periods
5:26 PM - 6:56 PM12:18 AM - 1:48 AM
Action Rating: 2 out of 5
