Water Temperature of the Sun River in Simms, MT
Current Water Temperature
Measurement Time: Tuesday, March 17, 2026, 1:30 PM MDT
Temperature Locations
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Station Name: Sun River at Simms MT
Data Source: Water Data - usgc.gov
Elevation Above Sea Level: 3,550 feet
Nearest Address:
99 Simms Fairfield Rd
Simms, MT 59477
Cascade County
GPS Coordinates: 47.50162778, -111.9319139
Nearby Water Temperatures
Missouri River, Wolf Creek, MT (35.2 mi)Birch Creek, Valier, MT (64 mi)
Camas Creek, White Sulphur Springs, MT (66.7 mi)
Marias River, Loma, MT (69.9 mi)
Missouri River, Toston, MT (96.7 mi)
Warm Springs Creek, Warm Springs, MT (99.8 mi)
Clark Fork, East Missoula, MT (103.4 mi)
Jefferson River, Three Forks, MT (112 mi)
South Fork Flathead River, Columbia Falls, MT (114 mi)
Jefferson River, Waterloo, MT (121.8 mi)
Jefferson River, Twin Bridges, MT (131.8 mi)
Ruby River, Twin Bridges, MT (139.1 mi)
Madison River, Norris, MT (139.7 mi)
Big Hole River, Glen, MT (145.5 mi)
Big Hole River, Wisdom, MT (148.9 mi)
Weather for Simms, Montana
Current Weather

Five Day Weather Forecast

Tue
H: 63°F
L: 43°F

Wed
H: 60°F
L: 37°F

Thu
H: 65°F
L: 38°F

Fri
H: 46°F
L: 38°F

Sat
H: 59°F
L: 38°F
Air Quality
Nitrogen Dioxide: 2.45 μg/m3
Sulphur Dioxide: 1.05 μg/m3
Ozone: 82 μg/m3
Astronomical
Sun Transit: 12:00 AM
Sunset: 7:36 PM
Daylight: 12 hrs mins
Moon Transit: 12:35 AM
Moonset: 6:19 PM
Moon Phase: New
Moon Illumination: 0.1%
Best Times for Fishing or Hunting
Major Periods
9:27 PM - 11:57 PM12:05 AM - 2:35 PM
Minor Periods
5:49 PM - 7:19 PM6:34 AM - 8:04 AM
Action Rating: 5 out of 5
High Wind Warning issued March 16 at 11:55PM MDT until March 17 at 6:00PM MDT by NWS Great Falls MT
Effective: Mon March 16, 2026, 11:55 PM
Expires: Tue March 17, 2026, 3:00 PM
* WHAT...Westerly winds 40 to 50 mph, with gusts up to 75 mph. Winds may gust over 90 mph along the immediate eastern slopes of the Rocky Mountain Front. * WHERE...The Rocky Mountain Front and adjacent foothills and plains, and Eastern Glacier, Western Toole, and Central Pondera Counties. * WHEN...Until 6 PM MDT Tuesday. * IMPACTS...High winds may move loose debris, damage property, and cause isolated power outages. Travel could be difficult, especially for high profile vehicles. * ADDITIONAL DETAILS...The strongest winds will occur Tuesday morning through early afternoon.
People are urged to secure loose objects that could be blown around or damaged by the wind.
High Wind Warning issued March 17 at 5:40PM MDT until March 18 at 9:00PM MDT by NWS Great Falls MT
Effective: Tue March 17, 2026, 5:40 PM
Expires: Wed March 18, 2026, 8:45 AM
* WHAT...Strong west winds will decrease some this evening then re-intensify on Wednesday with with west winds 35 to 45 mph with gusts up to 75 mph developing again Wednesday morning. * WHERE...The Rocky Mountain Front and adjacent foothills and plains. * WHEN...From 6 AM to 9 PM MDT Wednesday. * IMPACTS...High winds may move loose debris, damage property and cause power outages. Travel could be difficult, especially for high profile vehicles.
People are urged to secure loose objects that could be blown around or damaged by the wind. Remember, a High Wind Warning means that there is at least an 80% chance of 40 mph sustained winds or 58 mph wind gusts occurring during the warning period.
Weather Forecast
Air Quality
Nitrogen Dioxide: 1.33 μg/m3
Sulphur Dioxide: 1.06 μg/m3
Ozone: 99.4 μg/m3
Astronomical
Sun Transit: 12:00 AM
Sunset: 7:36 PM
Daylight: 12 hrs mins
Moon Transit: 12:35 AM
Moonset: 6:19 PM
Moon Phase: New
Moon Illumination: 0.1%
Best Times for Fishing or Hunting
Major Periods
9:27 PM - 11:57 PM12:05 AM - 2:35 PM
Minor Periods
5:49 PM - 7:19 PM6:34 AM - 8:04 AM
Action Rating: 5 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 2.2 μg/m3
Sulphur Dioxide: 1 μg/m3
Ozone: 82.64 μg/m3
Astronomical
Sun Transit: 12:00 AM
Sunset: 7:38 PM
Daylight: 12 hrs 4 mins
Moon Transit: 11:31 PM
Moonset: 7:37 PM
Moon Phase: New
Moon Illumination: 2.2%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM12:00 AM - 12:00 AM
Minor Periods
7:07 PM - 8:37 PM6:51 AM - 8:21 AM
Action Rating: 3 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 2.77 μg/m3
Sulphur Dioxide: 1.8 μg/m3
Ozone: 77.96 μg/m3
Astronomical
Sun Transit: 12:00 AM
Sunset: 7:39 PM
Daylight: 12 hrs 7 mins
Moon Transit: 2:08 PM
Moonset: 8:57 PM
Moon Phase: New
Moon Illumination: 0.3%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM1:38 PM - 4:08 PM
Minor Periods
8:27 PM - 9:57 PM7:07 AM - 8:37 AM
Action Rating: 4 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 1.24 μg/m3
Sulphur Dioxide: 2.21 μg/m3
Ozone: 81.24 μg/m3
Astronomical
Sun Transit: 8:27 AM
Sunset: 7:41 PM
Daylight: 12 hrs 11 mins
Moon Transit: 2:58 PM
Moonset: 10:20 PM
Moon Phase: New
Moon Illumination: 2.8%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM2:28 PM - 4:58 PM
Minor Periods
9:50 PM - 11:20 PM7:26 AM - 8:56 AM
Action Rating: 4 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 1.29 μg/m3
Sulphur Dioxide: 1.02 μg/m3
Ozone: 88.31 μg/m3
Astronomical
Sun Transit: 12:00 AM
Sunset: 7:42 PM
Daylight: 12 hrs 14 mins
Moon Transit: 3:51 PM
Moonset: 11:44 PM
Moon Phase: Waxing Crescent
Moon Illumination: 7.8%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM3:21 PM - 5:51 PM
Minor Periods
12:00 AM - 12:00 AM7:47 AM - 9:17 AM
Action Rating: 3 out of 5
