River Conditions
Illustrated map of Wilson Lake

River stage

Pierre, Missouri River

River level
6.76 ft
Status
Below flood stage
7-day change
-0.48 ft
Recent high
10.50 ft
Recent low
6.19 ft

Last reported 2026-10-13 | NWS PIRS2

30-day change
-2.54 ft
Average
8.51 ft
Readings
122
Data span
122 days
Record crest
25.35 ft

In brief

The Missouri River at Pierre, SD read 6.76 ft on Oct 13, 2026, 5.24 ft below action stage. That is 2.54 ft lower than 30 days earlier.

Source: National Weather Service gauge PIRS2

River level timeline

5.47.29.111.012.8SEP 13SEP 18SEP 23SEP 28OCT 03OCT 08OCT 13ACTION 12.00 ftHIGH 9.596.19 ftLAST READING

Stage threshold profile

Action stage 12.00 ftMinor flooding 13.00 ftModerate flooding 15.00 ftMajor flooding 17.00 ft CURRENT 6.76 ft

Highest crests on record

RankCrestDate
1 25.35 ft 1952-04-10
2 23.00 ft 1881-03-01
3 19.83 ft 2011-06-22
4 19.65 ft 1943-04-06
5 18.44 ft 1950-04-21
6 16.50 ft 1947-04-01
7 15.58 ft 1944-04-09
8 15.00 ft 1949-04-05

Flood crests recorded at this gauge by the National Weather Service.

What happens at each level

  1. 13.00 ft

    Lower lying areas along the river begin to flood as does the lowest portions of the bike trail on the Fort Pierre side of the river.

  2. 14.00 ft

    The lower banks on the Fort Pierre side are overtopped resulting in flooding of the lower lying areas of town.

  3. 15.00 ft

    More substantial low lying areas are flooded in Fort Pierre. Water begins to affect the yards of homes north of Hwy 14.

  4. 16.00 ft

    Steamboat Park is flooded in Pierre.

  5. 17.00 ft

    Water begins to impact businesses in Fort Pierre and the lowest portions of the causeway to La Framboise Island may begin to flood.

  6. 18.00 ft

    Numerous homes and businesses are flooded, especially on the Fort Pierre side as well as along Island View Dr on the Pierre side.

  7. 20.00 ft

    More subtantial flooding of homes and businesses on the Pierre side of the river begins with water reaching as far inland as portions of W Dakota Ave and W Missouri Ave.

  8. 21.00 ft

    Significant flooding of Pierre will be ongoing with water reaching as far as W Sioux Ave.

Written by the local National Weather Service forecast office for this exact gauge.

Frequently asked questions

Is the Missouri River flooding at Pierre?

No. The Missouri River at Pierre is at 6.76 ft, 5.24 ft below action stage.

What is the flood stage at Pierre?

The National Weather Service sets action stage 12 ft, minor flooding 13 ft, moderate flooding 15 ft and major flooding 17 ft.

What is the highest the Missouri River has been at Pierre?

The highest crest on record is 25.35 ft, on 1952-04-10.

Is the Missouri River high or low right now at Pierre?

At 6.76 ft it is higher than 2% of readings over the last 122 days.

Stage and flood information from the NOAA National Weather Service (gauge PIRS2); daily history from the U.S. Geological Survey (site 06440000). Last reading 2026-10-13. For flood safety decisions always follow official National Weather Service warnings.