5-Day Forecast
Long Term Forecast
16-Day Forecast
| Last Updated | 2026-07-20 |
| Observed Snowpack | 18 inches |
| Since Yesterday | 17.7" |
| 24hr Forecast | None" |
| Percent of Normal | 89% |
| Seasonal Volatility | 138% |
| Peak Snowpack | 7,500 inches |
| Last Updated | 2026-07-20 |
| Gauge Height | 1.68 ft |
| Observed Discharge | 18cfs |
| Since Yesterday | -28% |
| 24hr Forecast | 274 cfs |
| Percent of Normal | 89% |
| Seasonal Volatility | 138% |
| Peak Discharge | 7,500 cfs |
| Average Discharge | 20 cfs |
| Minimum Discharge | 1 cfs |
This tributary falls within the Middle Potomac-Catoctin watershed, a child of the greater Mid Atlantic region.