What is the current flow on South Fork?
South Fork is currently flowing at 19.3 cfs at USGS gauge 12381400 as of Oct 4, 10:15 PM UTC.
South Fork at Arlee Water Level & Fishing Conditions
Water level (gauge height) · Live from USGS
1.16 ft
Flow 19.3 cfs · as of Oct 4, 10:15 PM UTC
Flow is 19.3 cfs.
Flow
19.3 cfs
Gauge Height
1.16 ft
Water Temp
temporarily unavailable
About This Gauge
USGS 12381400 is a public stream gauge on South Fork in Montana. Waderly uses this page as the canonical landing page for flow, water level, and fishing-condition checks on this water. There are 8 nearby gauges linked from this page for watershed context.
3-Day Weather Outlook
The NOAA forecast for South Fork is not available on this page yet. Open South Fork on the Waderly map for the live forecast.
Waderly combines real-time USGS stream gauges with weather, barometric pressure trends, and solunar activity so you know what the water is doing before you go. The "typical" comparison above is an approximation based on the historical daily median flow for this date at this gauge.
Nearby Gauges
- Big Knife Creek near Arlee MT · 6.7 mi
- Mission Creek ab reservoir nr St. Ignatius MT · 10.7 mi
- Swan River near Condon MT · 17.8 mi
- Valley Creek near Arlee MT · 17.9 mi
- Blackfoot River near Bonner MT · 20.9 mi
- South Crow Creek near Ronan MT · 22.0 mi
- Clark Fork above Missoula MT · 22.4 mi
- Jocko River at Dixon MT · 22.4 mi
Frequently Asked Questions
What is the water temperature on South Fork?
This USGS gauge is not currently reporting water temperature for South Fork, so this page does not show a live water-temperature reading.
What other gauges should I check near South Fork?
Nearby gauges worth checking include Big Knife Creek near Arlee MT (6.7 miles away), Mission Creek ab reservoir nr St. Ignatius MT (10.7 miles away), Swan River near Condon MT (17.8 miles away). Comparing nearby gauges helps confirm whether conditions are changing upstream or across the watershed.
Intelligence for the water
Get a free alert the moment South Fork hits your window — the right flow, temperature, and conditions — instead of refreshing this page. Waderly watches the gauge so you don't have to.
Set a free flow alert for South Fork