Around here
Around West Branch Wynoochee River
Data Source: Recreation.gov · Source: USGS GNIS · Public land: USGS PAD-US · Forest roads: USDA Forest Service MVUM · BLM routes and areas: Bureau of Land Management (simplified for web display)
About this river
West Branch Wynoochee River is a 3.2 mile stream. Streamflow is measured at the USGS gauge Wynoochee River near Grisdale, WA (site 12035400). The National Hydrography Dataset places it at stream order 4. Reach geometry comes from the USGS National Hydrography Dataset.
Typical flow by month
1966 to 2026
West Branch Wynoochee River typically runs highest in January, at a median 704 cfs, and lowest in August, at 218 cfs. The highest flow on record for any single day is 8,510 cfs, in 1991.
Show the numbers
| Month | Typical (cfs) | Usual range (cfs) |
|---|---|---|
| January | 704 | 390 to 1,240 |
| February | 480 | 318 to 878 |
| March | 381 | 235 to 692 |
| April | 227 | 209 to 315 |
| May | 239 | 214 to 425 |
| June | 263 | 220 to 384 |
| July | 228 | 208 to 285 |
| August | 218 | 203 to 244 |
| September | 241 | 205 to 319 |
| October | 303 | 208 to 507 |
| November | 620 | 336 to 1,270 |
| December | 691 | 365 to 1,260 |
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 61 years of record. Statistics published by the US Geological Survey for Wynoochee River near Grisdale, WA (site 12035400). Conditions on any given day can fall well outside the usual range. Check the current reading before you go.
Made to print
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This river section as an art print, drawn over the real terrain with its miles, plus the trails, roads and peaks around it. Pick the colors and the size, and see the finished print before you buy. From $39, shipping included.
Embed this gauge on your site
Paste this snippet anywhere, an outfitter page, a club site, a trip report, to show West Branch Wynoochee River's live streamflow, water level and 7-day trend. It reads the USGS gauge directly, updates itself, and links back here.
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