Water Temperature of the Cedar River in Cedar Falls, WA

Current Water Temperature

68.2°F

Measurement Time: Monday, August 25, 2025, 1:45 PM PDT

Temperature Locations

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Local Points of Interest

Masonry Pool; Rattlesnake Lake; Cedar River Municipal Watershed; North Bend, WA

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Cedar River

Station Name: CEDAR RIVER AT POWERPLANT AT CEDAR FALLS, WA
Data Source: Water Data - usgc.gov

Elevation Above Sea Level: 1,129 feet / 344 meters

Nearest Address:
Cedar Falls, WA 98045
King County

GPS Coordinates: 47.41871388, -121.781498

Nearby Water Temperatures

Cedar River, Cedar Falls, WA (0.5 mi)
Canyon Creek, Cedar Falls, WA (0.7 mi)
Taylor Creek, Selleck, WA (3.8 mi)
Rex River, Garcia, WA (7.3 mi)
Cedar River, Garcia, WA (8.0 mi)
Cedar River, Hobart, WA (8.3 mi)
Cedar River, Maple Valley, WA (9.8 mi)
Cedar River, Bandera, WA (12.1 mi)
South Fork Tolt River, Carnation, WA (19.0 mi)
South Fork Tolt River, Stillwater, WA (19.2 mi)
Tolt River, Carnation, WA (19.2 mi)
White River, Buckley, WA (20.1 mi)
Cedar River, Renton, WA (20.2 mi)
North Fork Tolt River, Carnation, WA (20.3 mi)
North Fork Tolt River, Carnation, WA (20.9 mi)

Weather for Cedar Falls, Washington

Current Weather

82°F
Partly Cloudy
Conditions: Partly Cloudy
Humidity: 40%
Feels Like: 82.9°F
Wind: E 2.2 mph
Wind Gusts: 4.7 mph
Pressure: 29.89 in
Precipitation: 0 in
Cloud Cover: 0%
Visibility: 9 mi
UV Index: 0

Five Day Weather Forecast

Sunny
Mon
H: 92°F
L: 68°F
Partly Cloudy
Tue
H: 90°F
L: 66°F
Partly Cloudy
Wed
H: 85°F
L: 69°F
Sunny
Thu
H: 82°F
L: 62°F
Sunny
Fri
H: 89°F
L: 60°F

Air Quality

AQI: 1 - Good
PM2.5: 26.64 μg/m3
PM10: 27.2 μg/m3
Carbon Monoxide: 379.25 μg/m3
Nitrogen Dioxide: 28.68 μg/m3
Sulphur Dioxide: 7.4 μg/m3
Ozone: 72 μg/m3

Astronomical

Sunrise: 6:17 AM
Sun Transit: 1:09 PM
Sunset: 8:00 PM
Daylight: 13 hrs 43 mins
Moonrise: 8:59 AM
Moon Transit: 3:02 PM
Moonset: 8:52 PM
Moon Phase: New
Moon Illumination: 1.9%

Best Times for Fishing or Hunting

Major Periods

12:00 AM - 12:00 AM
2:32 PM - 5:02 PM

Minor Periods

8:22 PM - 9:52 PM
8:29 AM - 9:59 AM

Action Rating: 4 out of 5

Extreme Heat Warning issued August 25 at 3:11PM PDT until August 27 at 5:00AM PDT by NWS Seattle WA

Effective: Mon August 25, 2025, 3:11 PM
Expires: Tue August 26, 2025, 3:00 AM

* WHAT...Hot conditions with high temperatures ranging from the upper 80s to upper 90s and low temperatures mostly in the 60s. This will pose a major risk of heat-related illness. * WHERE...Foothills and Valleys of the North Cascades, Foothills and Valleys of Central King County, Foothills and Valleys of Pierce and Southern King Counties, Foothills and Valleys of Snohomish and Northern King Counties, and Foothills and Valleys of Thurston and Lewis Counties. * WHEN...Until 5 AM PDT Wednesday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events.

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Young children and pets should never be left unattended in vehicles under any circumstances. Take extra precautions if you work or spend time outside. When possible reschedule strenuous activities to early morning or evening. Know the signs and symptoms of heat exhaustion and heat stroke. Wear lightweight and loose fitting clothing when possible. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. For sheltering information and other human services in your area, dial 2 1 1 during business hours or visit wa211.org anytime.


Heat Advisory issued August 25 at 3:11PM PDT until August 27 at 5:00AM PDT by NWS Seattle WA

Effective: Mon August 25, 2025, 3:11 PM
Expires: Tue August 26, 2025, 3:00 AM

* WHAT...Hot conditions with high temperatures ranging from the mid 80s to low 90s expected and low temperatures mostly in the 60s. This will pose a moderate risk of heat-related illness. * WHERE...Portions of northwest and west central Washington. * WHEN...Until 5 AM PDT Wednesday. * IMPACTS...Heat will significantly increase the risk of heat-related illnesses for those who are sensitive to heat, especially those without effective cooling or adequate hydration.

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Young children and pets should never be left unattended in vehicles under any circumstances. Take extra precautions if you work or spend time outside. When possible reschedule strenuous activities to early morning or evening. Know the signs and symptoms of heat exhaustion and heat stroke. Wear lightweight and loose fitting clothing when possible. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. For sheltering information and other human services in your area, dial 2 1 1 during business hours or visit wa211.org anytime.


Extreme Heat Warning issued August 25 at 3:11PM PDT until August 27 at 5:00AM PDT by NWS Seattle WA

Effective: Mon August 25, 2025, 3:11 PM
Expires: Tue August 26, 2025, 3:00 AM

* WHAT...Hot conditions with high temperatures ranging from the upper 80s to low 90s and low temperatures in the mid 60s. This will pose a major risk of heat-related illness. * WHERE...City of Seattle, Eastside, and Lowlands of Pierce and Southern King Counties. * WHEN...Until 5 AM PDT Wednesday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events.

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Young children and pets should never be left unattended in vehicles under any circumstances. Take extra precautions if you work or spend time outside. When possible reschedule strenuous activities to early morning or evening. Know the signs and symptoms of heat exhaustion and heat stroke. Wear lightweight and loose fitting clothing when possible. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. For sheltering information and other human services in your area, dial 2 1 1 during business hours or visit wa211.org anytime.


Red Flag Warning issued August 25 at 3:09PM PDT until August 25 at 9:00PM PDT by NWS Seattle WA

Effective: Mon August 25, 2025, 3:09 PM
Expires: Mon August 25, 2025, 9:00 PM

* AFFECTED AREA...Fire Weather Zone 658 West Slopes of the North Cascades Generally above 1500 Feet and Fire Weather Zone 659 West Slopes of the Central Cascades Generally above 1500 Feet. * RELATIVE HUMIDITY...As low as 20 to 30 percent. * TEMPERATURES...Up to 95. * STABILITY...Unstable conditions can be expected. * IMPACTS...A dry and unstable air mass with warm temperatures can contribute to active fire behavior. In western Washington, significant growth on existing fires takes place under such conditions. If a fire were to begin, air quality may diminish in the surrounding area.

A Red Flag Warning means that critical fire weather conditions are either imminent or occurring now. Any fires that develop will likely spread quickly. Outdoor burning is not recommended.


Extreme Heat Warning issued August 25 at 3:11PM PDT until August 27 at 5:00AM PDT by NWS Seattle WA

Effective: Mon August 25, 2025, 3:11 PM
Expires: Tue August 26, 2025, 3:00 AM

* WHAT...Hot conditions with high temperatures ranging from the upper 80s to upper 90s and low temperatures mostly in the 60s. This will pose a major risk of heat-related illness. * WHERE...Foothills and Valleys of the North Cascades, Foothills and Valleys of Central King County, Foothills and Valleys of Pierce and Southern King Counties, Foothills and Valleys of Snohomish and Northern King Counties, and Foothills and Valleys of Thurston and Lewis Counties. * WHEN...Until 5 AM PDT Wednesday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events.

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Young children and pets should never be left unattended in vehicles under any circumstances. Take extra precautions if you work or spend time outside. When possible reschedule strenuous activities to early morning or evening. Know the signs and symptoms of heat exhaustion and heat stroke. Wear lightweight and loose fitting clothing when possible. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. For sheltering information and other human services in your area, dial 2 1 1 during business hours or visit wa211.org anytime.


Monday, August 25, 2025

Weather Forecast

Conditions: Sunny
Average Temperature: 77.6°F
Average Humidity: 54%
Chance of Rain: 0%
Wind: 6.9 mph
UV Index: 1.7

Air Quality

AQI: 2 - Moderate
PM2.5: 25.68 μg/m3
PM10: 26.15 μg/m3
Carbon Monoxide: 415.44 μg/m3
Nitrogen Dioxide: 22.02 μg/m3
Sulphur Dioxide: 6.12 μg/m3
Ozone: 106.08 μg/m3

Astronomical

Sunrise: 6:17 AM
Sun Transit: 1:09 PM
Sunset: 8:00 PM
Daylight: 13 hrs 43 mins
Moonrise: 8:59 AM
Moon Transit: 3:02 PM
Moonset: 8:52 PM
Moon Phase: New
Moon Illumination: 1.9%

Best Times for Fishing or Hunting

Major Periods

12:00 AM - 12:00 AM
2:32 PM - 5:02 PM

Minor Periods

8:22 PM - 9:52 PM
8:29 AM - 9:59 AM

Action Rating: 4 out of 5

Tuesday, August 26, 2025

Weather Forecast

Conditions: Partly Cloudy
Average Temperature: 75.8°F
Average Humidity: 57%
Chance of Rain: 0%
Wind: 5.1 mph
UV Index: 1.7

Air Quality

AQI: 2 - Moderate
PM2.5: 27.35 μg/m3
PM10: 27.92 μg/m3
Carbon Monoxide: 378.88 μg/m3
Nitrogen Dioxide: 23.04 μg/m3
Sulphur Dioxide: 8.19 μg/m3
Ozone: 104.72 μg/m3

Astronomical

Sunrise: 6:19 AM
Sun Transit: 1:08 PM
Sunset: 7:58 PM
Daylight: 13 hrs 39 mins
Moonrise: 10:07 AM
Moon Transit: 3:42 PM
Moonset: 9:06 PM
Moon Phase: Waxing Crescent
Moon Illumination: 6.1%

Best Times for Fishing or Hunting

Major Periods

12:00 AM - 12:00 AM
3:12 PM - 5:42 PM

Minor Periods

8:36 PM - 10:06 PM
9:37 AM - 11:07 AM

Action Rating: 2 out of 5

Wednesday, August 27, 2025

Weather Forecast

Conditions: Partly Cloudy
Average Temperature: 74.2°F
Average Humidity: 64%
Chance of Rain: 0%
Wind: 5.8 mph
UV Index: 1

Air Quality

AQI: 2 - Moderate
PM2.5: 22.98 μg/m3
PM10: 24.04 μg/m3
Carbon Monoxide: 383.47 μg/m3
Nitrogen Dioxide: 17.63 μg/m3
Sulphur Dioxide: 4.11 μg/m3
Ozone: 97.92 μg/m3

Astronomical

Sunrise: 6:20 AM
Sun Transit: 1:08 PM
Sunset: 7:56 PM
Daylight: 13 hrs 36 mins
Moonrise: 11:15 AM
Moon Transit: 4:23 PM
Moonset: 9:22 PM
Moon Phase: Waxing Crescent
Moon Illumination: 12.6%

Best Times for Fishing or Hunting

Major Periods

12:00 AM - 12:00 AM
3:53 PM - 6:23 PM

Minor Periods

8:52 PM - 10:22 PM
10:45 AM - 12:15 AM

Action Rating: 2 out of 5

Thursday, August 28, 2025

Weather Forecast

Conditions: Sunny
Average Temperature: 70.1°F
Average Humidity: 73%
Chance of Rain: 0%
Wind: 5.4 mph
UV Index: 1.7

Air Quality

AQI: 1 - Good
PM2.5: 15 μg/m3
PM10: 16.46 μg/m3
Carbon Monoxide: 349.58 μg/m3
Nitrogen Dioxide: 14.9 μg/m3
Sulphur Dioxide: 2.29 μg/m3
Ozone: 63.72 μg/m3

Astronomical

Sunrise: 6:21 AM
Sun Transit: 1:08 PM
Sunset: 7:54 PM
Daylight: 13 hrs 33 mins
Moonrise: 12:24 AM
Moon Transit: 5:06 PM
Moonset: 9:41 PM
Moon Phase: Waxing Crescent
Moon Illumination: 21.1%

Best Times for Fishing or Hunting

Major Periods

12:00 AM - 12:00 AM
4:36 PM - 7:06 PM

Minor Periods

9:11 PM - 10:41 PM
11:54 AM - 1:24 PM

Action Rating: 2 out of 5

Friday, August 29, 2025

Weather Forecast

Conditions: Sunny
Average Temperature: 72.2°F
Average Humidity: 66%
Chance of Rain: 0%
Wind: 6 mph
UV Index: 1.7

Air Quality

AQI: 1 - Good
PM2.5: 14.96 μg/m3
PM10: 16.35 μg/m3
Carbon Monoxide: 453.53 μg/m3
Nitrogen Dioxide: 30.33 μg/m3
Sulphur Dioxide: 2.5 μg/m3
Ozone: 60.54 μg/m3

Astronomical

Sunrise: 6:23 AM
Sun Transit: 1:07 PM
Sunset: 7:52 PM
Daylight: 13 hrs 29 mins
Moonrise: 1:33 PM
Moon Transit: 5:52 PM
Moonset: 10:04 PM
Moon Phase: Waxing Crescent
Moon Illumination: 31.0%

Best Times for Fishing or Hunting

Major Periods

12:36 AM - 3:06 AM
5:22 PM - 7:52 PM

Minor Periods

9:34 PM - 11:04 PM
1:03 PM - 2:33 PM

Action Rating: 3 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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