South Loup River at Ravenna
Flood stages and impacts
| Category | Stage |
|---|---|
| Major flood | 9.50 ft |
| Moderate flood | 7.50 ft |
| Minor flood | 5.50 ft |
| Action | 4.50 ft |
- 9.50 ftThe outskirts of Ravenna between the Mud Creek and the South Loup River flood, or roughly the area south of Highway 2. There are several homes and a few businesses in the floodplain.
- 7.50 ftA house downstream of the gauge on Maple Road just off of Highway 2 will begin to flood. Ravenna Road around one quarter mile south of the gauge site will begin to flood.
- 5.50 ftFlooding occurs in agricultural lowland near the river.
Flood outlook
Chance of flooding, October to December
| Category | Chance |
|---|---|
| Minor flooding | 5% |
| Moderate flooding | Under 5% |
| Major flooding | Under 5% |
The three-month chances are the River Forecast Centers’ long-range flood outlook, issued September 23, 2026.
Crest history
34 crests on NOAA’s list since 1941.
| # | Date | Stage |
|---|---|---|
| 1 | June 22, 1947 | 12.60 ft |
| 2 | June 24, 1968 | 10.32 ft |
| 3 | March 15, 2019 | 7.80 ft |
| 4 | July 19, 1958 | 7.80 ft |
| 5 | June 9, 1945 | 7.68 ft |
| 6 | June 14, 1943 | 7.66 ft |
| 7 | July 26, 1972 | 7.41 ft |
| 8 | March 18, 1969 | 7.33 ft |
| 9 | June 17, 1954 | 7.12 ft |
| 10 | June 16, 1957 | 6.71 ft |
| 11 | July 24, 1973 | 6.65 ft |
| 12 | March 15, 1948 | 6.38 ft |
| 13 | February 25, 1949 | 5.98 ft |
| 14 | September 3, 1942 | 5.70 ft |
| 15 | March 19, 1969 | 5.59 ft |
| 16 | June 22, 1975 | 5.50 ft |
| 17 | June 9, 1949 | 5.40 ft |
| 18 | February 19, 1971 | 5.31 ft |
| 19 | May 27, 1953 | 5.25 ft |
| 20 | January 20, 1952 | 5.18 ft |
| 21 | June 18, 1956 | 5.07 ft |
| 22 | June 2, 1941 | 5.06 ft |
| 23 | June 9, 1974 | 5.05 ft |
| 24 | March 3, 1955 | 4.93 ft |
| 25 | May 2, 1944 | 4.90 ft |
Most recent crests
- March 15, 2019: 7.80 ft
- June 22, 1975: 5.50 ft
- June 9, 1974: 5.05 ft
- July 24, 1973: 6.65 ft
- July 26, 1972: 7.41 ft
- June 30, 1971: 4.31 ft
- February 19, 1971: 5.31 ft
- June 14, 1970: 4.02 ft
- January 30, 1970: 4.68 ft
- March 19, 1969: 5.59 ft
Nearby
Upstream, downstream and the gauges around this one.
What this means
Forecasts by the Missouri Basin River Forecast Center. Forecasts are issued as needed during times of high water, but are not routinely available. River forecasts for this location take into account past precipitation and the precipitation amounts expected approximately 48 hours into the future from the forecast issuance time. River forecasts for this location take into account past precipitation and the precipitation amounts expected approximately 24 hours into the future from the forecast issuance time. Stage may be affected by ice.
Sources
Stage, flood stages, impacts and crest history from NOAA’s National Water Prediction Service.