San Joaquin River at Mossdale Bridge
Critical Stages
19.5' - Action
28.5' - Flood
32.1' - Moderate
33.1' - Major
Latest Observation
Updated: 5:45 PM PST 12/9/25
Status: No Flooding
Stage: 4 ft
Flow: 0.228 kcfs
Forecast
| Time | Stage (ft) | Flow (kcfs) |
|---|---|---|
| 7 PM 12/9 | 4.33 | 0.341 |
| 8 PM 12/9 | 4.33 | 0.341 |
| 9 PM 12/9 | 4.33 | 0.341 |
| 10 PM 12/9 | 4.33 | 0.341 |
| 11 PM 12/9 | 4.33 | 0.341 |
| 12 AM 12/10 | 4.33 | 0.341 |
| 1 AM 12/10 | 4.33 | 0.341 |
| 2 AM 12/10 | 4.33 | 0.341 |
| 3 AM 12/10 | 4.33 | 0.341 |
| 4 AM 12/10 | 4.33 | 0.341 |
| 5 AM 12/10 | 4.33 | 0.341 |
| 6 AM 12/10 | 4.33 | 0.341 |
| 7 AM 12/10 | 4.33 | 0.341 |
| 8 AM 12/10 | 4.33 | 0.341 |
| 9 AM 12/10 | 4.33 | 0.341 |
| 10 AM 12/10 | 4.34 | 0.345 |
| 11 AM 12/10 | 4.34 | 0.345 |
| 12 PM 12/10 | 4.34 | 0.345 |
| 1 PM 12/10 | 4.34 | 0.345 |
| 2 PM 12/10 | 4.34 | 0.345 |
| 3 PM 12/10 | 4.34 | 0.345 |
| 4 PM 12/10 | 4.34 | 0.345 |
| 5 PM 12/10 | 4.34 | 0.345 |
| 6 PM 12/10 | 4.34 | 0.345 |
| 7 PM 12/10 | 4.34 | 0.345 |
| 8 PM 12/10 | 4.34 | 0.345 |
| 9 PM 12/10 | 4.34 | 0.345 |
| 10 PM 12/10 | 4.34 | 0.345 |
| 11 PM 12/10 | 4.34 | 0.345 |
| 12 AM 12/11 | 4.34 | 0.345 |
| 1 AM 12/11 | 4.34 | 0.345 |
| 2 AM 12/11 | 4.34 | 0.345 |
| 3 AM 12/11 | 4.34 | 0.345 |
| 4 AM 12/11 | 4.34 | 0.345 |
| 5 AM 12/11 | 4.34 | 0.345 |
| 6 AM 12/11 | 4.34 | 0.345 |
| 7 AM 12/11 | 4.34 | 0.345 |
| 8 AM 12/11 | 4.34 | 0.345 |
| 9 AM 12/11 | 4.34 | 0.345 |
| 10 AM 12/11 | 4.34 | 0.345 |
| 11 AM 12/11 | 4.34 | 0.345 |
| 12 PM 12/11 | 4.34 | 0.345 |
| 1 PM 12/11 | 4.34 | 0.345 |
| 2 PM 12/11 | 4.34 | 0.345 |
| 3 PM 12/11 | 4.34 | 0.345 |
| 4 PM 12/11 | 4.34 | 0.345 |
| 5 PM 12/11 | 4.33 | 0.341 |
| 6 PM 12/11 | 4.33 | 0.341 |
| 7 PM 12/11 | 4.33 | 0.341 |
| 8 PM 12/11 | 4.33 | 0.341 |
| 9 PM 12/11 | 4.33 | 0.341 |
| 10 PM 12/11 | 4.33 | 0.341 |
| 11 PM 12/11 | 4.33 | 0.341 |
| 12 AM 12/12 | 4.32 | 0.337 |
| 1 AM 12/12 | 4.32 | 0.337 |
| 2 AM 12/12 | 4.32 | 0.337 |
| 3 AM 12/12 | 4.32 | 0.337 |
| 4 AM 12/12 | 4.32 | 0.337 |
| 5 AM 12/12 | 4.32 | 0.337 |
| 6 AM 12/12 | 4.32 | 0.337 |
| 7 AM 12/12 | 4.31 | 0.333 |
| 8 AM 12/12 | 4.31 | 0.333 |
| 9 AM 12/12 | 4.31 | 0.333 |
| 10 AM 12/12 | 4.31 | 0.333 |
| 11 AM 12/12 | 4.31 | 0.333 |
| 12 PM 12/12 | 4.31 | 0.333 |
| 1 PM 12/12 | 4.31 | 0.333 |
| 2 PM 12/12 | 4.31 | 0.333 |
| 3 PM 12/12 | 4.3 | 0.329 |
| 4 PM 12/12 | 4.3 | 0.329 |
| 5 PM 12/12 | 4.3 | 0.329 |
| 6 PM 12/12 | 4.3 | 0.329 |
| 7 PM 12/12 | 4.3 | 0.329 |
| 8 PM 12/12 | 4.3 | 0.329 |
| 9 PM 12/12 | 4.3 | 0.329 |
| 10 PM 12/12 | 4.3 | 0.329 |
| 11 PM 12/12 | 4.3 | 0.329 |
| 12 AM 12/13 | 4.3 | 0.329 |
| 1 AM 12/13 | 4.3 | 0.329 |
| 2 AM 12/13 | 4.3 | 0.329 |
| 3 AM 12/13 | 4.29 | 0.325 |
| 4 AM 12/13 | 4.29 | 0.325 |
| 5 AM 12/13 | 4.29 | 0.325 |
| 6 AM 12/13 | 4.29 | 0.325 |
| 7 AM 12/13 | 4.29 | 0.325 |
| 8 AM 12/13 | 4.29 | 0.325 |
| 9 AM 12/13 | 4.29 | 0.325 |
| 10 AM 12/13 | 4.29 | 0.325 |
| 11 AM 12/13 | 4.29 | 0.325 |
| 12 PM 12/13 | 4.29 | 0.325 |
| 1 PM 12/13 | 4.29 | 0.325 |
| 2 PM 12/13 | 4.29 | 0.325 |
| 3 PM 12/13 | 4.29 | 0.325 |
| 4 PM 12/13 | 4.29 | 0.325 |
| 5 PM 12/13 | 4.29 | 0.325 |
| 6 PM 12/13 | 4.29 | 0.325 |
| 7 PM 12/13 | 4.29 | 0.325 |
| 8 PM 12/13 | 4.29 | 0.325 |
| 9 PM 12/13 | 4.29 | 0.325 |
| 10 PM 12/13 | 4.28 | 0.322 |
| 11 PM 12/13 | 4.28 | 0.322 |
| 12 AM 12/14 | 4.28 | 0.322 |
| 1 AM 12/14 | 4.28 | 0.322 |
| 2 AM 12/14 | 4.28 | 0.322 |
| 3 AM 12/14 | 4.28 | 0.322 |
| 4 AM 12/14 | 4.28 | 0.322 |
| Time | Stage (ft) | Flow (kcfs) |
|---|---|---|
| 6:15 PM 12/9 | 4.14 | 0.272 |
| 6:00 PM 12/9 | 4.07 | 0.249 |
| 5:45 PM 12/9 | 4 | 0.228 |
| 5:30 PM 12/9 | 3.97 | 0.22 |
| 5:15 PM 12/9 | 3.98 | 0.222 |
| 5:00 PM 12/9 | 4.02 | 0.234 |
| 4:45 PM 12/9 | 4.05 | 0.243 |
| 4:30 PM 12/9 | 4.1 | 0.259 |
| 4:15 PM 12/9 | 4.15 | 0.275 |
| 3:45 PM 12/9 | 4.25 | 0.31 |
| 3:30 PM 12/9 | 4.3 | 0.329 |
| 3:15 PM 12/9 | 4.35 | 0.349 |
| 3:00 PM 12/9 | 4.4 | 0.37 |
| 2:45 PM 12/9 | 4.44 | 0.385 |
| 2:30 PM 12/9 | 4.49 | 0.405 |
| 2:15 PM 12/9 | 4.52 | 0.417 |
| 2:00 PM 12/9 | 4.53 | 0.421 |
| 1:45 PM 12/9 | 4.56 | 0.433 |
| 1:30 PM 12/9 | 4.59 | 0.446 |
| 1:15 PM 12/9 | 4.63 | 0.463 |
| 1:00 PM 12/9 | 4.67 | 0.481 |
| 12:45 PM 12/9 | 4.68 | 0.486 |
| 12:30 PM 12/9 | 4.68 | 0.486 |
| 12:15 PM 12/9 | 4.64 | 0.468 |
| 11:45 AM 12/9 | 4.55 | 0.429 |
| 11:30 AM 12/9 | 4.49 | 0.405 |
| 11:15 AM 12/9 | 4.44 | 0.385 |
| 11:00 AM 12/9 | 4.36 | 0.353 |
| 10:45 AM 12/9 | 4.3 | 0.329 |
| 10:30 AM 12/9 | 4.24 | 0.307 |
33.1' -
Stages above 33.1 feet result in flooding outside of the levees. Top of levee.
16.39' -
Historically Mossdale Trailer Park evacuates.
15.4' -
Mossdale Trailer Park is threatened by the high water. Mossdale Trailer Park is on the south side of the river inside the levee both upstream and downstream of the gage.
| Date | Stage (ft) |
|---|---|
| Dec 10, 1950 | 24.4 |
| Jan 9, 1997 | 23.24 |
| Feb 23, 2017 | 21.7 |
| Mar 23, 2023 | 20.52 |
| Mar 7, 2001 | 18.15 |
| Jan 24, 1967 | 18.1 |
| Apr 3, 2011 | 17.87 |
| Apr 13, 2006 | 17.19 |
| Feb 14, 1998 | 17.13 |
| Feb 27, 1980 | 16.95 |
| Jan 5, 1984 | 15.93 |
| Apr 19, 1982 | 15.42 |
| Jan 24, 1970 | 15.06 |
| May 4, 1978 | 14.45 |
| Jun 6, 2019 | 14.31 |
| Jan 12, 1965 | 14.11 |
| May 31, 2005 | 11.98 |
| Mar 6, 2024 | 11.32 |
| Feb 15, 1999 | 10.45 |
| Apr 8, 2018 | 10.43 |
Data provided by the National Weather Service.
