Water Temperature of the South Fork Flathead River in Columbia Falls, MT

Current Water Temperature

53.2°F

Measurement Time: Friday, September 25, 2026, 12:45 AM MDT

Temperature Locations

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Local Points of Interest

Hungry Horse, MT

South Fork Flathead River

Station Name: S F Flathead River nr Columbia Falls MT
Data Source: Water Data - usgc.gov

Elevation Above Sea Level: 3,091 feet

Nearest Address:
Columbia Falls, MT 59912
Flathead County

GPS Coordinates: 48.35657778, -114.0378583

Nearby Water Temperatures

Birch Creek, Valier, MT (78.9 mi)
Clark Fork River, Superior, MT (89.4 mi)
Kootenai River, Troy, MT (93.7 mi)
Clark Fork, East Missoula, MT (102.4 mi)
Kootenai River, Bonners Ferry, ID (106.7 mi)
Kootenai River, Bonners Ferry, ID (111.3 mi)
Sun River, Simms, MT (114 mi)
Kootenai River, Copeland, ID (114.4 mi)
Kootenai River, Porthill, ID (121 mi)
North Fork Clearwater River, Pierce, ID (128.1 mi)
Missouri River, Wolf Creek, MT (133.2 mi)
Pend Oreille River, Metaline Falls, WA (157.3 mi)
Pend Oreille River, Metaline Falls, WA (157.6 mi)
Warm Springs Creek, Warm Springs, MT (161.4 mi)
Marias River, Loma, MT (161.8 mi)

Weather for Columbia Falls, Montana

Current Weather

53°F
Mostly Cloudy
Mostly Cloudy
64%
SSE 9 mph
41°F

Weather Forecast

Partly Sunny then Chance Rain
Today
73°F - Partly Sunny then Chance Rain
Light Rain Likely
Tonight
40°F - Light Rain Likely
Partly Sunny
Saturday
54°F - Partly Sunny
Partly Cloudy
Saturday Night
35°F - Partly Cloudy
Mostly Sunny
Sunday
60°F - Mostly Sunny
Partly Cloudy
Sunday Night
39°F - Partly Cloudy
Sunny
Monday
60°F - Sunny
Partly Cloudy
Monday Night
41°F - Partly Cloudy
Partly Sunny
Tuesday
58°F - Partly Sunny
Chance Light Rain
Tuesday Night
43°F - Chance Light Rain
Chance Light Rain
Wednesday
59°F - Chance Light Rain
Slight Chance Light Rain
Wednesday Night
42°F - Slight Chance Light Rain
Slight Chance Light Rain
Thursday
60°F - Slight Chance Light Rain
Mostly Cloudy then Slight Chance Light Rain
Thursday Night
41°F - Mostly Cloudy then Slight Chance Light Rain

Astronomical

Sunrise: 7:27 AM
Sun Transit: 1:27 PM
Sunset: 7:27 PM
Daylight: 12 hrs mins
Moonrise: 6:55 PM
Moon Transit: 12:20 AM
Moonset: 6:15 AM
Moon Phase: Full
Moon Illumination: 99.6%

Best Times for Fishing or Hunting

Major Periods

12:00 AM - 12:00 AM
8:54 AM - 11:24 AM

Minor Periods

6:25 PM - 7:55 PM
5:45 AM - 7:15 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: 7:27 AM
Sun Transit: 1:27 PM
Sunset: 7:27 PM
Daylight: 12 hrs mins
Moonrise: 6:55 PM
Moon Transit: 12:20 AM
Moonset: 6:15 AM
Moon Phase: Full
Moon Illumination: 99.6%

Best Times for Fishing or Hunting

Major Periods

12:00 AM - 12:00 AM
8:54 AM - 11:24 AM

Minor Periods

6:25 PM - 7:55 PM
5:45 AM - 7:15 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: 7:27 AM
Sun Transit: 1:27 PM
Sunset: 7:27 PM
Daylight: 12 hrs mins
Moonrise: 6:55 PM
Moon Transit: 12:20 AM
Moonset: 6:15 AM
Moon Phase: Full
Moon Illumination: 99.6%

Best Times for Fishing or Hunting

Major Periods

12:00 AM - 12:00 AM
8:54 AM - 11:24 AM

Minor Periods

6:25 PM - 7:55 PM
5:45 AM - 7:15 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: 7:28 AM
Sun Transit: 1:27 PM
Sunset: 7:25 PM
Daylight: 11 hrs 57 mins
Moonrise: 7:10 PM
Moon Transit: 6:33 AM
Moonset: 7:30 AM
Moon Phase: Full
Moon Illumination: 99.7%

Best Times for Fishing or Hunting

Major Periods

6:03 AM - 8:33 AM
6:03 AM - 8:33 AM

Minor Periods

6:40 PM - 8:10 PM
7:00 AM - 8:30 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: 7:28 AM
Sun Transit: 1:27 PM
Sunset: 7:25 PM
Daylight: 11 hrs 57 mins
Moonrise: 7:10 PM
Moon Transit: 6:33 AM
Moonset: 7:30 AM
Moon Phase: Full
Moon Illumination: 99.7%

Best Times for Fishing or Hunting

Major Periods

6:03 AM - 8:33 AM
6:03 AM - 8:33 AM

Minor Periods

6:40 PM - 8:10 PM
7:00 AM - 8:30 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: 7:30 AM
Sun Transit: 1:27 PM
Sunset: 7:23 PM
Daylight: 11 hrs 53 mins
Moonrise: 7:28 PM
Moon Transit: 12:00 AM
Moonset: 8:48 AM
Moon Phase: Full
Moon Illumination: 97.3%

Best Times for Fishing or Hunting

Major Periods

12:00 AM - 12:00 AM
10:25 AM - 12:55 AM

Minor Periods

6:58 PM - 8:28 PM
8:18 AM - 9:48 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: 7:30 AM
Sun Transit: 1:27 PM
Sunset: 7:23 PM
Daylight: 11 hrs 53 mins
Moonrise: 7:28 PM
Moon Transit: 12:00 AM
Moonset: 8:48 AM
Moon Phase: Full
Moon Illumination: 97.3%

Best Times for Fishing or Hunting

Major Periods

12:00 AM - 12:00 AM
10:25 AM - 12:55 AM

Minor Periods

6:58 PM - 8:28 PM
8:18 AM - 9:48 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: 7:31 AM
Sun Transit: 1:26 PM
Sunset: 7:21 PM
Daylight: 11 hrs 50 mins
Moonrise: 7:49 PM
Moon Transit: 2:39 AM
Moonset: 10:09 AM
Moon Phase: Full
Moon Illumination: 92.4%

Best Times for Fishing or Hunting

Major Periods

2:09 AM - 4:39 AM
11:15 AM - 1:45 PM

Minor Periods

7:19 PM - 8:49 PM
9:39 AM - 11:09 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: 7:31 AM
Sun Transit: 1:26 PM
Sunset: 7:21 PM
Daylight: 11 hrs 50 mins
Moonrise: 7:49 PM
Moon Transit: 2:39 AM
Moonset: 10:09 AM
Moon Phase: Full
Moon Illumination: 92.4%

Best Times for Fishing or Hunting

Major Periods

2:09 AM - 4:39 AM
11:15 AM - 1:45 PM

Minor Periods

7:19 PM - 8:49 PM
9:39 AM - 11:09 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: 7:33 AM
Sun Transit: 1:26 PM
Sunset: 7:19 PM
Daylight: 11 hrs 46 mins
Moonrise: 8:17 PM
Moon Transit: 3:31 AM
Moonset: 11:33 AM
Moon Phase: Waning Gibbous
Moon Illumination: 85.4%

Best Times for Fishing or Hunting

Major Periods

3:01 AM - 5:31 AM
12:09 AM - 2:39 PM

Minor Periods

7:47 PM - 9:17 PM
11:03 AM - 12:33 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: 7:33 AM
Sun Transit: 1:26 PM
Sunset: 7:19 PM
Daylight: 11 hrs 46 mins
Moonrise: 8:17 PM
Moon Transit: 3:31 AM
Moonset: 11:33 AM
Moon Phase: Waning Gibbous
Moon Illumination: 85.4%

Best Times for Fishing or Hunting

Major Periods

3:01 AM - 5:31 AM
12:09 AM - 2:39 PM

Minor Periods

7:47 PM - 9:17 PM
11:03 AM - 12:33 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: 7:34 AM
Sun Transit: 1:26 PM
Sunset: 7:17 PM
Daylight: 11 hrs 43 mins
Moonrise: 8:54 PM
Moon Transit: 4:28 AM
Moonset: 12:56 AM
Moon Phase: Waning Gibbous
Moon Illumination: 76.5%

Best Times for Fishing or Hunting

Major Periods

3:58 AM - 6:28 AM
1:07 PM - 3:37 PM

Minor Periods

8:24 PM - 9:54 PM
12:26 AM - 1:56 PM

Action Rating: 2 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: 7:34 AM
Sun Transit: 1:26 PM
Sunset: 7:17 PM
Daylight: 11 hrs 43 mins
Moonrise: 8:54 PM
Moon Transit: 4:28 AM
Moonset: 12:56 AM
Moon Phase: Waning Gibbous
Moon Illumination: 76.5%

Best Times for Fishing or Hunting

Major Periods

3:58 AM - 6:28 AM
1:07 PM - 3:37 PM

Minor Periods

8:24 PM - 9:54 PM
12:26 AM - 1:56 PM

Action Rating: 2 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: 7:36 AM
Sun Transit: 1:25 PM
Sunset: 7:15 PM
Daylight: 11 hrs 39 mins
Moonrise: 9:44 PM
Moon Transit: 5:28 AM
Moonset: 2:14 PM
Moon Phase: Waning Gibbous
Moon Illumination: 66.3%

Best Times for Fishing or Hunting

Major Periods

4:58 AM - 7:28 AM
2:09 PM - 4:39 PM

Minor Periods

9:14 PM - 10:44 PM
1:44 PM - 3:14 PM

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: 7:36 AM
Sun Transit: 1:25 PM
Sunset: 7:15 PM
Daylight: 11 hrs 39 mins
Moonrise: 9:44 PM
Moon Transit: 5:28 AM
Moonset: 2:14 PM
Moon Phase: Waning Gibbous
Moon Illumination: 66.3%

Best Times for Fishing or Hunting

Major Periods

4:58 AM - 7:28 AM
2:09 PM - 4:39 PM

Minor Periods

9:14 PM - 10:44 PM
1:44 PM - 3:14 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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