What is the current flow on South Fork?
South Fork is currently flowing at 19.7 cfs at USGS gauge 12137290 as of Oct 3, 11:00 PM UTC.
South Fork at Sultan Water Level, Temperature & Fishing Conditions
Water level (gauge height) · Live from USGS
8.51 ft
Flow 19.7 cfs · Water temp 50.0°F (10.0°C) · Near typical for this date · as of Oct 3, 11:00 PM UTC
Today's fishing outlook
Good conditions for fishing
Flow near typical for this date · 50°F warming (based on flow vs. seasonal norms)
Flow is 19.7 cfs — near typical for this date (typical median: 36 cfs).
Flow
19.7 cfs
Gauge Height
8.51 ft
Water Temp
50.0°F (10.0°C)
Water Temperature
50.0°F (10.0°C) · as of Oct 3, 11:00 PM UTC
About This Gauge
USGS 12137290 is a public stream gauge on South Fork in Washington. Waderly uses this page as the canonical landing page for flow, water level, and fishing-condition checks on this water. There is 1 same-waterway gauge nearby for upstream and downstream comparison.
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.
More Gauges On South Fork
These nearby gauges are on the same named waterway, which makes them more useful for upstream and downstream context than unrelated creeks at the same distance.
- SOUTH FORK TOLT RIVER NEAR INDEX, WA · 16.7 mi
Other Nearby Gauges
- SPADA LAKE NEAR STARTUP, WA · 3.4 mi
- WALLACE RIVER AT GOLD BAR, WA · 6.3 mi
- SKYKOMISH RIVER NEAR GOLD BAR, WA · 7.8 mi
- SULTAN RIVER BELOW DIVERSION DAM NEAR SULTAN, WA · 7.9 mi
- SULTAN RIVER BELOW POWERPLANT NEAR SULTAN, WA · 9.2 mi
- ELLIOTT CR AT GOAT LAKE OUTLET NR MONTE CRISTO, WA · 13.5 mi
- NF TOLT RIVER ABOVE YELLOW CREEK NR CARNATION, WA · 16.6 mi
Frequently Asked Questions
Is South Fork above or below normal right now?
South Fork is near typical for this date. The current flow is 19.7 cfs, compared with a typical median of 36 cfs for this date.
What is the water temperature on South Fork?
The latest reported water temperature on South Fork is 50.0°F (10.0°C) as of Oct 3, 11:00 PM UTC.
What other gauges should I check near South Fork?
Other gauges on South Fork worth checking include SOUTH FORK TOLT RIVER NEAR INDEX, WA (16.7 miles away). Same-waterway gauges are usually the best upstream and downstream cross-check when you are deciding whether conditions are improving or dropping out.
Is South Fork good for fishing today?
Conditions rate Good right now: Flow near typical for this date · 50°F warming (based on flow vs. seasonal norms). This assessment combines current flow vs. seasonal norms, and water temperature for the target species.
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.
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