Water Temperature of the Jefferson River in Three Forks, MT
Current Water Temperature
46.9°F
Measurement Time: Saturday, March 21, 2026, 7:00 PM MDT
Temperature Locations
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Jefferson River
Station Name: Jefferson River near Three Forks MT
Data Source: Water Data - usgc.gov
Elevation Above Sea Level: 4,081 feet
Nearest Address:
87571 Frontage Rd
Three Forks, MT 59752
Gallatin County
GPS Coordinates: 45.8971361, -111.5956722
Nearby Water Temperatures
Missouri River, Toston, MT (19.2 mi)Madison River, Norris, MT (28.2 mi)
Jefferson River, Waterloo, MT (30.3 mi)
Jefferson River, Twin Bridges, MT (40.4 mi)
Ruby River, Twin Bridges, MT (44.6 mi)
Madison River, Ennis, MT (46.5 mi)
Big Hole River, Glen, MT (56.1 mi)
Camas Creek, White Sulphur Springs, MT (57.3 mi)
Warm Springs Creek, Warm Springs, MT (60.3 mi)
Yellowstone River, Corwin Springs, MT (66.7 mi)
Madison River, Cameron, MT (69.7 mi)
Madison River, Grayling, MT (72.3 mi)
Boiling River Hot Springs, Yellowstone National Park, WY (76.8 mi)
Missouri River, Wolf Creek, MT (78.4 mi)
Lamar River, Yellowstone National Park, WY (88.8 mi)
Weather for Three Forks, Montana
Current Weather
40.9°F

Clear
34.8°F
40.9°F
53%
NNE 3.6 mph
5.4 mph
34.8°F
25.2°F
0 in
0%
6 mi
1020 mbar
0
Five Day Weather Forecast

Sun
H: 63°F
L: 32°F

Mon
H: 66°F
L: 33°F

Tue
H: 63°F
L: 38°F

Wed
H: 66°F
L: 40°F

Thu
H: 53°F
L: 28°F
Air Quality
AQI:
1 - Good
PM2.5:
2.95 μg/m3
PM10:
3.65 μg/m3
Carbon Monoxide: 140.85 μg/m3
Nitrogen Dioxide: 2.95 μg/m3
Sulphur Dioxide: 0.95 μg/m3
Ozone: 79 μg/m3
Nitrogen Dioxide: 2.95 μg/m3
Sulphur Dioxide: 0.95 μg/m3
Ozone: 79 μg/m3
Astronomical
Sunrise: 7:25 AM
Sun Transit: 12:00 AM
Sunset: 7:42 PM
Daylight: 12 hrs 17 mins
Sun Transit: 12:00 AM
Sunset: 7:42 PM
Daylight: 12 hrs 17 mins
Moonrise: 8:49 AM
Moon Transit: 4:46 PM
Moonset: 12:37 AM
Moon Phase: Waxing Crescent
Moon Illumination: 14.9%
Moon Transit: 4:46 PM
Moonset: 12:37 AM
Moon Phase: Waxing Crescent
Moon Illumination: 14.9%
Best Times for Fishing or Hunting
Major Periods
12:48 AM - 3:18 AM4:16 PM - 6:46 PM
Minor Periods
8:19 AM - 9:49 AM12:00 AM - 12:00 AM
Action Rating: 2 out of 5
Sunday, March 22, 2026
Weather Forecast
Sunny
62.8°F
31.8°F
45.3°F
36%
0 in
0%
0%
15.4 mph
1.1
Air Quality
AQI:
1 - Good
PM2.5:
3.05 μg/m3
PM10:
3.67 μg/m3
Carbon Monoxide: 133.85 μg/m3
Nitrogen Dioxide: 2.93 μg/m3
Sulphur Dioxide: 2.18 μg/m3
Ozone: 89 μg/m3
Nitrogen Dioxide: 2.93 μg/m3
Sulphur Dioxide: 2.18 μg/m3
Ozone: 89 μg/m3
Astronomical
Sunrise: 7:25 AM
Sun Transit: 12:00 AM
Sunset: 7:42 PM
Daylight: 12 hrs 17 mins
Sun Transit: 12:00 AM
Sunset: 7:42 PM
Daylight: 12 hrs 17 mins
Moonrise: 8:49 AM
Moon Transit: 4:46 PM
Moonset: 12:37 AM
Moon Phase: Waxing Crescent
Moon Illumination: 14.9%
Moon Transit: 4:46 PM
Moonset: 12:37 AM
Moon Phase: Waxing Crescent
Moon Illumination: 14.9%
Best Times for Fishing or Hunting
Major Periods
12:48 AM - 3:18 AM4:16 PM - 6:46 PM
Minor Periods
8:19 AM - 9:49 AM12:00 AM - 12:00 AM
Action Rating: 2 out of 5
Monday, March 23, 2026
Weather Forecast
Cloudy
66°F
33.1°F
47.4°F
27%
0 in
0%
0%
5.1 mph
1.1
Air Quality
AQI:
1 - Good
PM2.5:
5.5 μg/m3
PM10:
6.36 μg/m3
Carbon Monoxide: 166.21 μg/m3
Nitrogen Dioxide: 5.12 μg/m3
Sulphur Dioxide: 4.81 μg/m3
Ozone: 80.76 μg/m3
Nitrogen Dioxide: 5.12 μg/m3
Sulphur Dioxide: 4.81 μg/m3
Ozone: 80.76 μg/m3
Astronomical
Sunrise: 7:23 AM
Sun Transit: 12:00 AM
Sunset: 7:43 PM
Daylight: 12 hrs 20 mins
Sun Transit: 12:00 AM
Sunset: 7:43 PM
Daylight: 12 hrs 20 mins
Moonrise: 9:26 AM
Moon Transit: 5:47 PM
Moonset: 1:01 AM
Moon Phase: Waxing Crescent
Moon Illumination: 23.8%
Moon Transit: 5:47 PM
Moonset: 1:01 AM
Moon Phase: Waxing Crescent
Moon Illumination: 23.8%
Best Times for Fishing or Hunting
Major Periods
1:46 AM - 4:16 AM5:17 PM - 7:47 PM
Minor Periods
8:56 AM - 10:26 AM12:31 AM - 2:01 AM
Action Rating: 3 out of 5
Tuesday, March 24, 2026
Weather Forecast
Cloudy
63°F
37.6°F
50.3°F
45%
0 in
0%
0%
19 mph
1.1
Air Quality
AQI:
1 - Good
PM2.5:
5.46 μg/m3
PM10:
6.35 μg/m3
Carbon Monoxide: 200.93 μg/m3
Nitrogen Dioxide: 5.09 μg/m3
Sulphur Dioxide: 3.38 μg/m3
Ozone: 80.64 μg/m3
Nitrogen Dioxide: 5.09 μg/m3
Sulphur Dioxide: 3.38 μg/m3
Ozone: 80.64 μg/m3
Astronomical
Sunrise: 7:21 AM
Sun Transit: 12:00 AM
Sunset: 7:44 PM
Daylight: 12 hrs 23 mins
Sun Transit: 12:00 AM
Sunset: 7:44 PM
Daylight: 12 hrs 23 mins
Moonrise: 10:16 AM
Moon Transit: 6:50 PM
Moonset: 2:19 AM
Moon Phase: Waxing Crescent
Moon Illumination: 34.0%
Moon Transit: 6:50 PM
Moonset: 2:19 AM
Moon Phase: Waxing Crescent
Moon Illumination: 34.0%
Best Times for Fishing or Hunting
Major Periods
2:48 AM - 5:18 AM6:20 PM - 8:50 PM
Minor Periods
9:46 AM - 11:16 AM1:49 AM - 3:19 AM
Action Rating: 2 out of 5
Wednesday, March 25, 2026
Weather Forecast
Sunny
65.5°F
39.6°F
53°F
43%
0 in
0%
0%
23.5 mph
1
Air Quality
AQI:
1 - Good
PM2.5:
5.32 μg/m3
PM10:
6.02 μg/m3
Carbon Monoxide: 221.78 μg/m3
Nitrogen Dioxide: 2.97 μg/m3
Sulphur Dioxide: 1.28 μg/m3
Ozone: 70.08 μg/m3
Nitrogen Dioxide: 2.97 μg/m3
Sulphur Dioxide: 1.28 μg/m3
Ozone: 70.08 μg/m3
Astronomical
Sunrise: 7:19 AM
Sun Transit: 12:00 AM
Sunset: 7:46 PM
Daylight: 12 hrs 27 mins
Sun Transit: 12:00 AM
Sunset: 7:46 PM
Daylight: 12 hrs 27 mins
Moonrise: 11:18 AM
Moon Transit: 7:52 PM
Moonset: 3:26 AM
Moon Phase: First Quarter
Moon Illumination: 45.1%
Moon Transit: 7:52 PM
Moonset: 3:26 AM
Moon Phase: First Quarter
Moon Illumination: 45.1%
Best Times for Fishing or Hunting
Major Periods
3:51 AM - 6:21 AM7:22 PM - 9:52 PM
Minor Periods
10:48 AM - 12:18 AM2:56 AM - 4:26 AM
Action Rating: 3 out of 5
Thursday, March 26, 2026
Weather Forecast
Patchy rain nearby
52.7°F
28.1°F
38.8°F
46%
0.01 in
82%
0%
16.3 mph
0
Air Quality
AQI:
1 - Good
PM2.5:
2.9 μg/m3
PM10:
3.52 μg/m3
Carbon Monoxide: 144.02 μg/m3
Nitrogen Dioxide: 2.5 μg/m3
Sulphur Dioxide: 1.06 μg/m3
Ozone: 82.69 μg/m3
Nitrogen Dioxide: 2.5 μg/m3
Sulphur Dioxide: 1.06 μg/m3
Ozone: 82.69 μg/m3
Astronomical
Sunrise: 7:17 AM
Sun Transit: 12:00 AM
Sunset: 7:47 PM
Daylight: 12 hrs 30 mins
Sun Transit: 12:00 AM
Sunset: 7:47 PM
Daylight: 12 hrs 30 mins
Moonrise: 12:32 AM
Moon Transit: 8:52 PM
Moonset: 4:19 AM
Moon Phase: First Quarter
Moon Illumination: 56.4%
Moon Transit: 8:52 PM
Moonset: 4:19 AM
Moon Phase: First Quarter
Moon Illumination: 56.4%
Best Times for Fishing or Hunting
Major Periods
4:52 AM - 7:22 AM8:22 PM - 10:52 PM
Minor Periods
12:02 AM - 1:32 PM3:49 AM - 5:19 AM
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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