About this river
North Fork Skagit River is a 3.1 mile river near Float Skagit in Washington. Streamflow is measured at the USGS gauge Skagit River near Mount Vernon, WA (site 12200500). The National Hydrography Dataset places it at stream order 8. Reach geometry comes from the USGS National Hydrography Dataset.
Typical flow by month
1941 to 2026
North Fork Skagit River typically runs highest in June, at a median 22,400 cfs, and lowest in September, at 8,290 cfs. The highest flow on record for any single day is 142,000 cfs, in 1991.
| Month | Typical (cfs) | Usual range (cfs) | Relative level |
|---|---|---|---|
| January | 16,500 | 12,700 to 21,000 | |
| February | 14,800 | 11,500 to 19,000 | |
| March | 13,500 | 10,600 to 17,100 | |
| April | 13,950 | 11,400 to 17,550 | |
| May | 18,400 | 15,100 to 23,800 | |
| June | 22,400 | 17,400 to 28,250 | |
| July | 18,200 | 13,300 to 25,300 | |
| August | 10,500 | 8,360 to 12,700 | |
| September | 8,290 | 6,980 to 10,250 | |
| October | 10,200 | 6,990 to 14,600 | |
| November | 15,400 | 11,650 to 22,400 | |
| December | 16,000 | 12,100 to 21,300 |
Typical is the median of each month’s daily median values, and the usual range runs from the median 25th to the median 75th percentile, across about 86 years of record. Statistics published by the US Geological Survey for Skagit River near Mount Vernon, WA (site 12200500). Conditions on any given day can fall well outside the usual range. Check the current reading before you go.
Boat access nearby
One mapped launch sits in the mapped area of North Fork Skagit River. Ramp data comes from the USGS national boat-ramp inventory.
- North ForkNorth Fork Skagit RiverPublic
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