Mill Creek (WA) near Walla Walla
Critical Stages
Action
Flood
Moderate
Major
Latest Observation
Updated: 5:15 AM PST 12/17/25
Status: Not Defined
Stage: 13.71 ft
Flow: 0.094 kcfs
Forecast
| Time | Stage (ft) | Flow (kcfs) |
|---|---|---|
| 10 AM 12/17 | 14.34 | 0.264 |
| 4 PM 12/17 | 14.44 | 0.308 |
| 10 PM 12/17 | 14.45 | 0.313 |
| 4 AM 12/18 | 14.4 | 0.29 |
| 10 AM 12/18 | 14.39 | 0.286 |
| 4 PM 12/18 | 14.54 | 0.358 |
| 10 PM 12/18 | 14.82 | 0.525 |
| 4 AM 12/19 | 15.56 | 0.955 |
| 10 AM 12/19 | 15.63 | 1.01 |
| 4 PM 12/19 | 15.58 | 0.969 |
| 10 PM 12/19 | 15.46 | 0.886 |
| 4 AM 12/20 | 15.32 | 0.798 |
| 10 AM 12/20 | 15.14 | 0.694 |
| 4 PM 12/20 | 14.93 | 0.584 |
| 10 PM 12/20 | 14.79 | 0.505 |
| 4 AM 12/21 | 14.65 | 0.418 |
| 10 AM 12/21 | 14.55 | 0.363 |
| 4 PM 12/21 | 14.51 | 0.342 |
| 10 PM 12/21 | 14.51 | 0.342 |
| 4 AM 12/22 | 14.55 | 0.363 |
| 10 AM 12/22 | 14.6 | 0.39 |
| 4 PM 12/22 | 14.61 | 0.395 |
| 10 PM 12/22 | 14.6 | 0.39 |
| 4 AM 12/23 | 14.58 | 0.379 |
| 10 AM 12/23 | 14.54 | 0.358 |
| 4 PM 12/23 | 14.5 | 0.337 |
| 10 PM 12/23 | 14.44 | 0.308 |
| 4 AM 12/24 | 14.38 | 0.281 |
| 10 AM 12/24 | 14.4 | 0.29 |
| 4 PM 12/24 | 14.47 | 0.323 |
| 10 PM 12/24 | 14.54 | 0.358 |
| 4 AM 12/25 | 14.57 | 0.373 |
| 10 AM 12/25 | 14.59 | 0.384 |
| 4 PM 12/25 | 14.59 | 0.384 |
| 10 PM 12/25 | 14.57 | 0.373 |
| 4 AM 12/26 | 14.55 | 0.363 |
| Time | Stage (ft) | Flow (kcfs) |
|---|---|---|
| 5:30 AM 12/17 | 13.7 | 0.092 |
| 5:15 AM 12/17 | 13.71 | 0.094 |
| 5:00 AM 12/17 | 13.69 | 0.091 |
| 4:45 AM 12/17 | 13.69 | 0.091 |
| 4:30 AM 12/17 | 13.68 | 0.089 |
| 4:15 AM 12/17 | 13.68 | 0.089 |
| 4:00 AM 12/17 | 13.67 | 0.087 |
| 3:45 AM 12/17 | 13.67 | 0.087 |
| 3:30 AM 12/17 | 13.67 | 0.087 |
| 3:15 AM 12/17 | 13.67 | 0.087 |
| 3:00 AM 12/17 | 13.67 | 0.087 |
| 2:45 AM 12/17 | 13.66 | 0.085 |
| 2:30 AM 12/17 | 13.66 | 0.085 |
| 2:15 AM 12/17 | 13.66 | 0.085 |
| 2:00 AM 12/17 | 13.66 | 0.085 |
| 1:45 AM 12/17 | 13.67 | 0.087 |
| 1:30 AM 12/17 | 13.67 | 0.087 |
| 1:15 AM 12/17 | 13.67 | 0.087 |
| 1:00 AM 12/17 | 13.66 | 0.085 |
| 12:45 AM 12/17 | 13.67 | 0.087 |
| 12:30 AM 12/17 | 13.67 | 0.087 |
| 12:15 AM 12/17 | 13.67 | 0.087 |
| 12:00 AM 12/17 | 13.66 | 0.085 |
| 11:45 PM 12/16 | 13.66 | 0.085 |
| 11:30 PM 12/16 | 13.66 | 0.085 |
| 11:15 PM 12/16 | 13.66 | 0.085 |
| 11:00 PM 12/16 | 13.66 | 0.085 |
| 10:45 PM 12/16 | 13.66 | 0.085 |
| 10:30 PM 12/16 | 13.66 | 0.085 |
| 10:15 PM 12/16 | 13.66 | 0.085 |
No flood impact data available for this location.
| Date | Stage (ft) |
|---|---|
| Feb 7, 2020 | 20.77 |
| Feb 9, 1996 | 20.43 |
| Dec 23, 1964 | 19.26 |
Data provided by the National Weather Service.
