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Grande Ronde River near Perry
Critical Stages
5.8' - Action
6.6' - Flood
7.5' - Moderate
Major
Latest Observation
Updated: 6:15 AM PST 12/17/25
Status: No Flooding
Stage: 1.43 ft
Flow: 0.104 kcfs
Forecast
| Time | Stage (ft) | Flow (kcfs) |
|---|---|---|
| 10 AM 12/17 | 1.67 | 0.166 |
| 4 PM 12/17 | 1.83 | 0.216 |
| 10 PM 12/17 | 1.8 | 0.206 |
| 4 AM 12/18 | 1.73 | 0.184 |
| 10 AM 12/18 | 1.68 | 0.169 |
| 4 PM 12/18 | 1.88 | 0.234 |
| 10 PM 12/18 | 2.45 | 0.482 |
| 4 AM 12/19 | 2.99 | 0.823 |
| 10 AM 12/19 | 3.24 | 1.03 |
| 4 PM 12/19 | 3.29 | 1.07 |
| 10 PM 12/19 | 3.19 | 0.986 |
| 4 AM 12/20 | 2.97 | 0.809 |
| 10 AM 12/20 | 2.71 | 0.633 |
| 4 PM 12/20 | 2.48 | 0.498 |
| 10 PM 12/20 | 2.3 | 0.407 |
| 4 AM 12/21 | 2.16 | 0.343 |
| 10 AM 12/21 | 2.07 | 0.305 |
| 4 PM 12/21 | 2.05 | 0.297 |
| 10 PM 12/21 | 2.11 | 0.322 |
| 4 AM 12/22 | 2.2 | 0.361 |
| 10 AM 12/22 | 2.26 | 0.388 |
| 4 PM 12/22 | 2.28 | 0.397 |
| 10 PM 12/22 | 2.25 | 0.383 |
| 4 AM 12/23 | 2.19 | 0.356 |
| 10 AM 12/23 | 2.12 | 0.326 |
| 4 PM 12/23 | 2.07 | 0.305 |
| 10 PM 12/23 | 2.02 | 0.285 |
| 4 AM 12/24 | 1.99 | 0.274 |
| 10 AM 12/24 | 1.98 | 0.27 |
| 4 PM 12/24 | 2.04 | 0.293 |
| 10 PM 12/24 | 2.15 | 0.339 |
| 4 AM 12/25 | 2.21 | 0.365 |
| 10 AM 12/25 | 2.18 | 0.352 |
| 4 PM 12/25 | 2.13 | 0.33 |
| 10 PM 12/25 | 2.09 | 0.314 |
| 4 AM 12/26 | 2.06 | 0.301 |
| Time | Stage (ft) | Flow (kcfs) |
|---|---|---|
| 6:15 AM 12/17 | 1.43 | 0.104 |
| 6:00 AM 12/17 | 1.42 | 0.102 |
| 5:45 AM 12/17 | 1.42 | 0.102 |
| 5:30 AM 12/17 | 1.42 | 0.102 |
| 5:15 AM 12/17 | 1.42 | 0.102 |
| 5:00 AM 12/17 | 1.42 | 0.102 |
| 4:45 AM 12/17 | 1.42 | 0.102 |
| 4:30 AM 12/17 | 1.42 | 0.102 |
| 4:15 AM 12/17 | 1.42 | 0.102 |
| 4:00 AM 12/17 | 1.41 | 0.1 |
| 3:45 AM 12/17 | 1.41 | 0.1 |
| 3:30 AM 12/17 | 1.4 | 0.098 |
| 3:15 AM 12/17 | 1.4 | 0.098 |
| 3:00 AM 12/17 | 1.4 | 0.098 |
| 2:45 AM 12/17 | 1.4 | 0.098 |
| 2:30 AM 12/17 | 1.4 | 0.098 |
| 2:15 AM 12/17 | 1.4 | 0.098 |
| 2:00 AM 12/17 | 1.4 | 0.098 |
| 1:45 AM 12/17 | 1.4 | 0.098 |
| 1:30 AM 12/17 | 1.4 | 0.098 |
| 1:15 AM 12/17 | 1.4 | 0.098 |
| 1:00 AM 12/17 | 1.4 | 0.098 |
| 12:45 AM 12/17 | 1.4 | 0.098 |
| 12:30 AM 12/17 | 1.4 | 0.098 |
| 12:15 AM 12/17 | 1.4 | 0.098 |
| 12:00 AM 12/17 | 1.4 | 0.098 |
| 11:45 PM 12/16 | 1.4 | 0.098 |
| 11:30 PM 12/16 | 1.4 | 0.098 |
| 11:15 PM 12/16 | 1.4 | 0.098 |
| 11:00 PM 12/16 | 1.4 | 0.098 |
8.6' -
Severe flooding in the north part of La Grande downstream to Imbler and Elgin.
7.9' -
Major flooding at Hilgard Junction along Interstate 84. Flooding through the north part of La Grande and from Island City downstream to Imbler and Elgin.
7.2' -
Flooding begins in some businessess and homes in Island City. There will be minor flooding of residential property north of La Grande. There will be extensive lowland flooding from Island City to Imbler.
6.6' -
Minor flooding of pasture and grain fields from Island City downstream through Imbler to Elgin, especially along Highway 237, the Cove Highway.
5.8' -
At this level, there will be some isolated field flooding from Island City downstream to Imbler and Elgin.
| Date | Stage (ft) |
|---|---|
| Feb 7, 2020 | 8.54 |
| May 21, 2020 | 8.34 |
| Apr 9, 2019 | 7.7 |
| May 16, 2011 | 7.7 |
| Mar 10, 2014 | 7.41 |
| Feb 7, 1997 | 7.08 |
| May 26, 1998 | 5.06 |
| Mar 27, 1999 | 5.01 |
Data provided by the National Weather Service.
