Water Temperature of the Similkameen River in Nighthawk, WA
Current Water Temperature
Measurement Time: Wednesday, May 21, 2025, 12:30 AM PDT
Temperature Locations
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Local Points of Interest
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Station Name: SIMILKAMEEN RIVER NEAR NIGHTHAWK, WA
Data Source: Water Data - usgc.gov
Elevation Above Sea Level: 1,165 feet / 355 meters
Nearest Address:
2672 Loomis Oroville Rd
Nighthawk, WA 98827
Okanogan County
GPS Coordinates: 48.98460109, -119.6184098
Nearby Water Temperatures
Osoyoos Lake, Oroville, WA (8.3 mi)Okanogan River, Oroville, WA (9.7 mi)
Andrews Creek, Mazama, WA (26.4 mi)
Okanogan River, Malott, WA (48.8 mi)
Ruby Creek, Newhalem, WA (64.7 mi)
Columbia River, Bridgeport, WA (67.6 mi)
Big Beaver Creek, Diablo, WA (67.6 mi)
Columbia River, Azwell, WA (72.5 mi)
Skagit River, Newhalem, WA (77.1 mi)
Bacon Creek, Marblemount, WA (85.2 mi)
Cascade River, Marblemount, WA (87.8 mi)
Skagit River, Marblemount, WA (88.2 mi)
Sauk River, Concrete, WA (97.0 mi)
North Fork Nooksack River, Glacier, WA (101.1 mi)
Sauk River, Darrington, WA (101.7 mi)
Weather for Nighthawk, Washington
Current Weather

Humidity: 88%
Feels Like: 44.1°F
Wind: NE 2.2 mph
Wind Gusts: 6.7 mph
Precipitation: 0 in
Cloud Cover: 0%
Visibility: 6 mi
UV Index: 1.1
Five Day Weather Forecast

Wed
H: 62°F
L: 41°F

Thu
H: 65°F
L: 44°F

Fri
H: 69°F
L: 42°F

Sat
H: 64°F
L: 36°F

Sun
H: 73°F
L: 47°F
Air Quality
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3
Astronomical
Sun Transit: 12:55 AM
Sunset: 8:43 PM
Daylight: 15 hrs 35 mins
Moon Transit: 8:07 AM
Moonset: 1:54 PM
Moon Phase: Last Quarter
Moon Illumination: 22.6%
Best Times for Fishing or Hunting
Major Periods
7:37 AM - 10:07 AM3:55 PM - 6:25 PM
Minor Periods
1:24 PM - 2:54 PM2:05 AM - 3:35 AM
Action Rating: 2 out of 5
Frost Advisory issued May 20 at 9:02PM PDT until May 21 at 7:00AM PDT by NWS Spokane WA
Effective: Tue May 20, 2025, 9:02 PM
Expires: Wed May 21, 2025, 7:00 AM
* WHAT...Temperatures as low as 32-36 will result in frost formation. * WHERE...Deer Park, Wauconda, Metaline, Chesaw Road, Fruitland, Inchelium, Sherman Pass, Highway 20 Wauconda Summit, Chewelah, Ione, Tiger, Colville, Northport, Republic, Boulder Creek Road, Kettle Falls, Newport, Orin-Rice Road, Flowery Trail Road, Springdale-Hunters Road, and Metaline Falls. * WHEN...From 2 AM to 7 AM PDT Wednesday. * IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered.
Take steps now to protect tender plants from the cold.
Frost Advisory issued May 20 at 9:02PM PDT until May 21 at 7:00AM PDT by NWS Spokane WA
Effective: Tue May 20, 2025, 9:02 PM
Expires: Wed May 21, 2025, 7:00 AM
* WHAT...Temperatures as low as 32-36 will result in frost formation. * WHERE...Deer Park, Wauconda, Metaline, Chesaw Road, Fruitland, Inchelium, Sherman Pass, Highway 20 Wauconda Summit, Chewelah, Ione, Tiger, Colville, Northport, Republic, Boulder Creek Road, Kettle Falls, Newport, Orin-Rice Road, Flowery Trail Road, Springdale-Hunters Road, and Metaline Falls. * WHEN...From 2 AM to 7 AM PDT Wednesday. * IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered.
Take steps now to protect tender plants from the cold.
Weather Forecast
Average Temperature: 52.8°F
Average Humidity: 55%
Wind: 8.5 mph
UV Index: 1.5
Air Quality
Nitrogen Dioxide: 9.46 μg/m3
Sulphur Dioxide: 0.18 μg/m3
Ozone: 64.15 μg/m3
Astronomical
Sun Transit: 12:55 AM
Sunset: 8:43 PM
Daylight: 15 hrs 35 mins
Moon Transit: 8:07 AM
Moonset: 1:54 PM
Moon Phase: Last Quarter
Moon Illumination: 22.6%
Best Times for Fishing or Hunting
Major Periods
7:37 AM - 10:07 AM3:55 PM - 6:25 PM
Minor Periods
1:24 PM - 2:54 PM2:05 AM - 3:35 AM
Action Rating: 2 out of 5
Weather Forecast
Average Temperature: 54.4°F
Average Humidity: 57%
Wind: 9.8 mph
UV Index: 0
Air Quality
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3
Astronomical
Sun Transit: 12:55 AM
Sunset: 8:44 PM
Daylight: 15 hrs 37 mins
Moon Transit: 9:46 AM
Moonset: 3:15 PM
Moon Phase: Waning Crescent
Moon Illumination: 13.9%
Best Times for Fishing or Hunting
Major Periods
9:16 AM - 11:46 AM9:16 AM - 11:46 AM
Minor Periods
2:45 PM - 4:15 PM2:21 AM - 3:51 AM
Action Rating: 2 out of 5
Weather Forecast
Average Temperature: 54.6°F
Average Humidity: 59%
Wind: 16.3 mph
UV Index: 3
Air Quality
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3
Astronomical
Sun Transit: 12:55 AM
Sunset: 8:45 PM
Daylight: 15 hrs 39 mins
Moon Transit: 9:43 AM
Moonset: 4:41 PM
Moon Phase: Waning Crescent
Moon Illumination: 7.0%
Best Times for Fishing or Hunting
Major Periods
5:33 PM - 8:03 PM9:13 AM - 11:43 AM
Minor Periods
4:11 PM - 5:41 PM2:36 AM - 4:06 AM
Action Rating: 2 out of 5
Weather Forecast
Average Temperature: 52.2°F
Average Humidity: 54%
Wind: 7.6 mph
UV Index: 4
Air Quality
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3
Astronomical
Sun Transit: 12:55 AM
Sunset: 8:46 PM
Daylight: 15 hrs 41 mins
Moon Transit: 10:35 AM
Moonset: 6:09 PM
Moon Phase: Waning Crescent
Moon Illumination: 2.4%
Best Times for Fishing or Hunting
Major Periods
6:27 PM - 8:57 PM10:05 AM - 12:35 AM
Minor Periods
5:39 PM - 7:09 PM2:53 AM - 4:23 AM
Action Rating: 3 out of 5
Weather Forecast
Average Temperature: 58.9°F
Average Humidity: 45%
Wind: 8.1 mph
UV Index: 4
Air Quality
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3
Astronomical
Sun Transit: 12:55 AM
Sunset: 8:48 PM
Daylight: 15 hrs 43 mins
Moon Transit: 11:31 AM
Moonset: 7:41 PM
Moon Phase: Waning Crescent
Moon Illumination: 0.2%
Best Times for Fishing or Hunting
Major Periods
7:24 PM - 9:54 PM11:01 AM - 1:31 PM
Minor Periods
7:11 PM - 8:41 PM3:14 AM - 4:44 AM
Action Rating: 4 out of 5