Long Tom River at Monroe
Critical Stages
8.5' - Action
9' - Flood
11' - Moderate
12' - Major
Latest Observation
Updated: 4:30 AM PST 12/5/25
Status: No Flooding
Stage: 4.36 ft
Flow: 0.081 kcfs
Forecast
| Time | Stage (ft) | Flow (kcfs) |
|---|---|---|
| 10 AM 12/5 | 4.56 | 0.17 |
| 4 PM 12/5 | 4.73 | 0.263 |
| 10 PM 12/5 | 4.76 | 0.282 |
| 4 AM 12/6 | 4.69 | 0.239 |
| 10 AM 12/6 | 4.62 | 0.201 |
| 4 PM 12/6 | 4.75 | 0.276 |
| 10 PM 12/6 | 4.87 | 0.353 |
| 4 AM 12/7 | 4.86 | 0.346 |
| 10 AM 12/7 | 4.86 | 0.346 |
| 4 PM 12/7 | 4.89 | 0.367 |
| 10 PM 12/7 | 4.91 | 0.381 |
| 4 AM 12/8 | 4.9 | 0.374 |
| 10 AM 12/8 | 4.88 | 0.36 |
| 4 PM 12/8 | 4.87 | 0.353 |
| 10 PM 12/8 | 4.9 | 0.374 |
| 4 AM 12/9 | 4.96 | 0.416 |
| 10 AM 12/9 | 5.05 | 0.483 |
| 4 PM 12/9 | 5.39 | 0.769 |
| 10 PM 12/9 | 5.64 | 1.01 |
| 4 AM 12/10 | 5.65 | 1.02 |
| 10 AM 12/10 | 5.67 | 1.04 |
| 4 PM 12/10 | 5.68 | 1.06 |
| 10 PM 12/10 | 5.69 | 1.07 |
| 4 AM 12/11 | 5.69 | 1.07 |
| 10 AM 12/11 | 5.65 | 1.02 |
| 4 PM 12/11 | 5.6 | 0.971 |
| 10 PM 12/11 | 5.56 | 0.931 |
| 4 AM 12/12 | 5.54 | 0.911 |
| 10 AM 12/12 | 5.53 | 0.901 |
| 4 PM 12/12 | 5.53 | 0.901 |
| 10 PM 12/12 | 5.55 | 0.921 |
| 4 AM 12/13 | 5.61 | 0.982 |
| 10 AM 12/13 | 5.62 | 0.992 |
| 4 PM 12/13 | 5.58 | 0.951 |
| 10 PM 12/13 | 5.56 | 0.931 |
| 4 AM 12/14 | 5.55 | 0.921 |
| Time | Stage (ft) | Flow (kcfs) |
|---|---|---|
| 4:30 AM 12/5 | 4.36 | 0.081 |
| 4:15 AM 12/5 | 4.36 | 0.081 |
| 4:00 AM 12/5 | 4.36 | 0.081 |
| 3:45 AM 12/5 | 4.36 | 0.081 |
| 3:30 AM 12/5 | 4.36 | 0.081 |
| 3:15 AM 12/5 | 4.36 | 0.081 |
| 3:00 AM 12/5 | 4.36 | 0.081 |
| 2:45 AM 12/5 | 4.36 | 0.081 |
| 2:30 AM 12/5 | 4.36 | 0.081 |
| 2:15 AM 12/5 | 4.36 | 0.081 |
| 2:00 AM 12/5 | 4.36 | 0.081 |
| 1:45 AM 12/5 | 4.36 | 0.081 |
| 1:30 AM 12/5 | 4.36 | 0.081 |
| 1:15 AM 12/5 | 4.36 | 0.081 |
| 1:00 AM 12/5 | 4.36 | 0.081 |
| 12:45 AM 12/5 | 4.36 | 0.081 |
| 12:30 AM 12/5 | 4.36 | 0.081 |
| 12:15 AM 12/5 | 4.36 | 0.081 |
| 12:00 AM 12/5 | 4.36 | 0.081 |
| 11:45 PM 12/4 | 4.36 | 0.081 |
| 11:30 PM 12/4 | 4.36 | 0.081 |
| 11:15 PM 12/4 | 4.36 | 0.081 |
| 11:00 PM 12/4 | 4.36 | 0.081 |
| 10:45 PM 12/4 | 4.36 | 0.081 |
| 10:30 PM 12/4 | 4.36 | 0.081 |
| 10:15 PM 12/4 | 4.36 | 0.081 |
| 10:00 PM 12/4 | 4.36 | 0.081 |
| 9:45 PM 12/4 | 4.36 | 0.081 |
| 9:30 PM 12/4 | 4.36 | 0.081 |
| 9:15 PM 12/4 | 4.36 | 0.081 |
12' -
flooding impacts buildings in parts of Monroe, especially between Territorial Road and the river. Also expect flooding of the City Park, numerous farms in the area, and several rural roads.
11' -
flooding threatens some buildings in Monroe between Territorial Road and the river, along with the City Park just north of Hwy 99 and numerous rural roads and farms.
10' -
flooding impacts some roads and agricultural land in the vicinity of Monroe, and may threaten some homes in low-lying areas.
9' -
flood waters threaten some roads and low-lying agricultural land in the vicinity of Monroe.
| Date | Stage (ft) |
|---|---|
| Jan 15, 1974 | 10.42 |
| Feb 7, 1996 | 10.08 |
| Dec 26, 1964 | 10.06 |
| Jan 21, 1972 | 9.59 |
| Jan 18, 2006 | 9.54 |
| Dec 6, 1981 | 9.47 |
| Dec 28, 1998 | 9.33 |
| Feb 22, 1986 | 9.17 |
| Apr 9, 2019 | 9.11 |
| Nov 19, 1996 | 9.04 |
| Jan 26, 1970 | 9.03 |
| Jan 19, 2012 | 8.93 |
| Jan 14, 1988 | 8.87 |
Data provided by the National Weather Service.