Water Temperature of the Similkameen River in Nighthawk, WA

Current Water Temperature

61.7°F

Measurement Time: Sunday, September 20, 2026, 11:30 PM PDT

Temperature Locations

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Local Points of Interest

Ellemeham Wildlife Area

Similkameen River

Station Name: SIMILKAMEEN RIVER NEAR NIGHTHAWK, WA
Data Source: Water Data - usgc.gov

Elevation Above Sea Level: 1,165 feet

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 mi)
North Fork Nooksack River, Glacier, WA (101.1 mi)
Sauk River, Darrington, WA (101.7 mi)

Weather for Nighthawk, Washington

Current Weather

55°F
Sunny
Sunny
56%
E 1 mph
40°F

Weather Forecast

Sunny
Today
80°F - Sunny
Mostly Cloudy
Tonight
53°F - Mostly Cloudy
Mostly Sunny
Tuesday
75°F - Mostly Sunny
Partly Cloudy
Tuesday Night
48°F - Partly Cloudy
Mostly Sunny
Wednesday
69°F - Mostly Sunny
Mostly Cloudy
Wednesday Night
50°F - Mostly Cloudy
Mostly Cloudy then Chance Rain Showers
Thursday
65°F - Mostly Cloudy then Chance Rain Showers
Rain Showers Likely
Thursday Night
50°F - Rain Showers Likely
Chance Showers And Thunderstorms
Friday
62°F - Chance Showers And Thunderstorms
Slight Chance Rain Showers
Friday Night
44°F - Slight Chance Rain Showers
Slight Chance Rain Showers then Mostly Sunny
Saturday
64°F - Slight Chance Rain Showers then Mostly Sunny
Mostly Cloudy
Saturday Night
45°F - Mostly Cloudy
Partly Sunny
Sunday
61°F - Partly Sunny
Mostly Cloudy
Sunday Night
45°F - Mostly Cloudy

Astronomical

Sunrise: 6:44 AM
Sun Transit: 12:51 AM
Sunset: 6:58 PM
Daylight: 12 hrs 14 mins
Moonrise: 5:10 PM
Moon Transit: 9:28 PM
Moonset: 12:45 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 75.7%

Best Times for Fishing or Hunting

Major Periods

4:30 AM - 7:00 AM
8:58 PM - 11:28 PM

Minor Periods

4:40 PM - 6:10 PM
12:15 AM - 1:45 AM

Action Rating: 3 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 6:44 AM
Sun Transit: 12:51 AM
Sunset: 6:58 PM
Daylight: 12 hrs 14 mins
Moonrise: 5:10 PM
Moon Transit: 9:28 PM
Moonset: 12:45 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 75.7%

Best Times for Fishing or Hunting

Major Periods

4:30 AM - 7:00 AM
8:58 PM - 11:28 PM

Minor Periods

4:40 PM - 6:10 PM
12:15 AM - 1:45 AM

Action Rating: 3 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 6:44 AM
Sun Transit: 12:51 AM
Sunset: 6:58 PM
Daylight: 12 hrs 14 mins
Moonrise: 5:10 PM
Moon Transit: 9:28 PM
Moonset: 12:45 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 75.7%

Best Times for Fishing or Hunting

Major Periods

4:30 AM - 7:00 AM
8:58 PM - 11:28 PM

Minor Periods

4:40 PM - 6:10 PM
12:15 AM - 1:45 AM

Action Rating: 3 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 6:46 AM
Sun Transit: 12:51 AM
Sunset: 6:56 PM
Daylight: 12 hrs 10 mins
Moonrise: 5:30 PM
Moon Transit: 10:14 PM
Moonset: 1:56 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 84.7%

Best Times for Fishing or Hunting

Major Periods

5:17 AM - 7:47 AM
12:00 AM - 12:00 AM

Minor Periods

5:00 PM - 6:30 PM
1:26 AM - 2:56 AM

Action Rating: 3 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 6:46 AM
Sun Transit: 12:51 AM
Sunset: 6:56 PM
Daylight: 12 hrs 10 mins
Moonrise: 5:30 PM
Moon Transit: 10:14 PM
Moonset: 1:56 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 84.7%

Best Times for Fishing or Hunting

Major Periods

5:17 AM - 7:47 AM
12:00 AM - 12:00 AM

Minor Periods

5:00 PM - 6:30 PM
1:26 AM - 2:56 AM

Action Rating: 3 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 6:47 AM
Sun Transit: 12:50 AM
Sunset: 6:54 PM
Daylight: 12 hrs 7 mins
Moonrise: 5:48 PM
Moon Transit: 11:00 PM
Moonset: 3:09 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 91.9%

Best Times for Fishing or Hunting

Major Periods

6:02 AM - 8:32 AM
12:00 AM - 12:00 AM

Minor Periods

5:18 PM - 6:48 PM
2:39 AM - 4:09 AM

Action Rating: 3 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 6:47 AM
Sun Transit: 12:50 AM
Sunset: 6:54 PM
Daylight: 12 hrs 7 mins
Moonrise: 5:48 PM
Moon Transit: 11:00 PM
Moonset: 3:09 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 91.9%

Best Times for Fishing or Hunting

Major Periods

6:02 AM - 8:32 AM
12:00 AM - 12:00 AM

Minor Periods

5:18 PM - 6:48 PM
2:39 AM - 4:09 AM

Action Rating: 3 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 6:48 AM
Sun Transit: 12:50 AM
Sunset: 6:52 PM
Daylight: 12 hrs 3 mins
Moonrise: 6:03 PM
Moon Transit: 11:43 PM
Moonset: 4:24 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 97.0%

Best Times for Fishing or Hunting

Major Periods

6:47 AM - 9:17 AM
12:00 AM - 12:00 AM

Minor Periods

5:33 PM - 7:03 PM
3:54 AM - 5:24 AM

Action Rating: 4 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 6:48 AM
Sun Transit: 12:50 AM
Sunset: 6:52 PM
Daylight: 12 hrs 3 mins
Moonrise: 6:03 PM
Moon Transit: 11:43 PM
Moonset: 4:24 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 97.0%

Best Times for Fishing or Hunting

Major Periods

6:47 AM - 9:17 AM
12:00 AM - 12:00 AM

Minor Periods

5:33 PM - 7:03 PM
3:54 AM - 5:24 AM

Action Rating: 4 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 6:50 AM
Sun Transit: 12:50 AM
Sunset: 6:50 PM
Daylight: 12 hrs mins
Moonrise: 6:18 PM
Moon Transit: 12:00 AM
Moonset: 5:38 AM
Moon Phase: Full
Moon Illumination: 99.6%

Best Times for Fishing or Hunting

Major Periods

12:00 AM - 12:00 AM
12:00 AM - 12:00 AM

Minor Periods

5:48 PM - 7:18 PM
5:08 AM - 6:38 AM

Action Rating: 5 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 6:50 AM
Sun Transit: 12:50 AM
Sunset: 6:50 PM
Daylight: 12 hrs mins
Moonrise: 6:18 PM
Moon Transit: 12:00 AM
Moonset: 5:38 AM
Moon Phase: Full
Moon Illumination: 99.6%

Best Times for Fishing or Hunting

Major Periods

12:00 AM - 12:00 AM
12:00 AM - 12:00 AM

Minor Periods

5:48 PM - 7:18 PM
5:08 AM - 6:38 AM

Action Rating: 5 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 6:51 AM
Sun Transit: 12:49 AM
Sunset: 6:48 PM
Daylight: 11 hrs 56 mins
Moonrise: 6:33 PM
Moon Transit: 5:33 AM
Moonset: 6:54 AM
Moon Phase: Full
Moon Illumination: 99.7%

Best Times for Fishing or Hunting

Major Periods

5:03 AM - 7:33 AM
5:03 AM - 7:33 AM

Minor Periods

6:03 PM - 7:33 PM
6:24 AM - 7:54 AM

Action Rating: 4 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 6:51 AM
Sun Transit: 12:49 AM
Sunset: 6:48 PM
Daylight: 11 hrs 56 mins
Moonrise: 6:33 PM
Moon Transit: 5:33 AM
Moonset: 6:54 AM
Moon Phase: Full
Moon Illumination: 99.7%

Best Times for Fishing or Hunting

Major Periods

5:03 AM - 7:33 AM
5:03 AM - 7:33 AM

Minor Periods

6:03 PM - 7:33 PM
6:24 AM - 7:54 AM

Action Rating: 4 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 6:53 AM
Sun Transit: 12:49 AM
Sunset: 6:45 PM
Daylight: 11 hrs 53 mins
Moonrise: 6:49 PM
Moon Transit: 1:13 AM
Moonset: 8:13 AM
Moon Phase: Full
Moon Illumination: 97.3%

Best Times for Fishing or Hunting

Major Periods

12:43 AM - 3:13 AM
9:02 AM - 11:32 AM

Minor Periods

6:19 PM - 7:49 PM
7:43 AM - 9:13 AM

Action Rating: 4 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 6:53 AM
Sun Transit: 12:49 AM
Sunset: 6:45 PM
Daylight: 11 hrs 53 mins
Moonrise: 6:49 PM
Moon Transit: 1:13 AM
Moonset: 8:13 AM
Moon Phase: Full
Moon Illumination: 97.3%

Best Times for Fishing or Hunting

Major Periods

12:43 AM - 3:13 AM
9:02 AM - 11:32 AM

Minor Periods

6:19 PM - 7:49 PM
7:43 AM - 9:13 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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