About this river
Polecat Creek is a 5.2 mile stream near Colter Bay Marina & Boat Launch in Wyoming. Streamflow is measured at the USGS gauge Snake River above Jackson Lake at Flagg Ranch WY (site 13010065). The National Hydrography Dataset places it at stream order 4. Reach geometry comes from the USGS National Hydrography Dataset.
Typical flow by month
1984 to 2026
Polecat Creek typically runs highest in May, at a median 2,950 cfs, and lowest in September, at 305 cfs. The highest flow on record for any single day is 11,300 cfs, in 1996.
| Month | Typical (cfs) | Usual range (cfs) | Relative level |
|---|---|---|---|
| January | 324 | 290 to 365 | |
| February | 314 | 287 to 368 | |
| March | 339 | 297 to 385 | |
| April | 526 | 400 to 780 | |
| May | 2,950 | 2,100 to 4,110 | |
| June | 2,545 | 1,385 to 3,990 | |
| July | 597 | 433 to 936 | |
| August | 353 | 263 to 481 | |
| September | 305 | 233 to 398 | |
| October | 333 | 251 to 391 | |
| November | 324 | 268 to 396 | |
| December | 327 | 288 to 380 |
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 43 years of record. Statistics published by the US Geological Survey for Snake River above Jackson Lake at Flagg Ranch WY (site 13010065). Conditions on any given day can fall well outside the usual range. Check the current reading before you go.
Embed this gauge on your site
Paste this snippet anywhere, an outfitter page, a club site, a trip report, to show Polecat Creek'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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