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Missouri River at Napoleon

Critical Stages
14' - Action
17' - Flood
25' - Moderate
30' - Major

Latest Observation

Updated: 3:00 AM CST 12/18/25

Status: No Flooding

Stage: 3.33 ft

Flow: 27 kcfs

Forecast

TimeStage (ft)Flow (kcfs)
6 AM 12/18 3.3 26.9
12 PM 12/18 3.3 26.9
6 PM 12/18 3.2 26.4
12 AM 12/19 3.2 26.4
6 AM 12/19 3.1 26
12 PM 12/19 3.1 26
6 PM 12/19 3.1 26
12 AM 12/20 3 25.6
6 AM 12/20 3.1 26
12 PM 12/20 3.1 26
6 PM 12/20 3.2 26.4
12 AM 12/21 3.3 26.9
6 AM 12/21 3.4 27.2
12 PM 12/21 3.4 27.2
6 PM 12/21 3.5 27.6
12 AM 12/22 3.5 27.6
6 AM 12/22 3.5 27.6
12 PM 12/22 3.4 27.2
6 PM 12/22 3.3 26.9
12 AM 12/23 3.3 26.9
6 AM 12/23 3.2 26.4
12 PM 12/23 3.1 26
6 PM 12/23 3.1 26
12 AM 12/24 3 25.6
6 AM 12/24 3 25.6
12 PM 12/24 3 25.6
6 PM 12/24 3 25.6
12 AM 12/25 2.9 25.2
6 AM 12/25 2.9 25.2
12 PM 12/25 2.9 25.2
6 PM 12/25 2.9 25.2
12 AM 12/26 2.8 24.9
6 AM 12/26 2.8 24.9
12 PM 12/26 2.8 24.9
6 PM 12/26 2.8 24.9
12 AM 12/27 2.7 24.6
6 AM 12/27 2.7 24.6
12 PM 12/27 2.7 24.6
6 PM 12/27 2.7 24.6
12 AM 12/28 2.7 24.6
6 AM 12/28 2.7 24.6
12 PM 12/28 2.7 24.6
6 PM 12/28 2.7 24.6
12 AM 12/29 2.7 24.6
6 AM 12/29 2.7 24.6
12 PM 12/29 2.7 24.6
6 PM 12/29 2.7 24.6
12 AM 12/30 2.7 24.6
6 AM 12/30 2.7 24.6
12 PM 12/30 2.7 24.6
6 PM 12/30 2.7 24.6
12 AM 12/31 2.7 24.6
6 AM 12/31 2.7 24.6
12 PM 12/31 2.7 24.6
6 PM 12/31 2.7 24.6
12 AM 1/1 2.7 24.6
6 AM 1/1 2.6 24.2
12 PM 1/1 2.6 24.2
6 PM 1/1 2.6 24.2
12 AM 1/2 2.6 24.2
6 AM 1/2 2.6 24.2
12 PM 1/2 2.6 24.2
6 PM 1/2 2.6 24.2
12 AM 1/3 2.6 24.2
6 AM 1/3 2.6 24.2
12 PM 1/3 2.6 24.2
6 PM 1/3 2.6 24.2
12 AM 1/4 2.6 24.2
6 AM 1/4 2.6 24.2
12 PM 1/4 2.6 24.2
6 PM 1/4 2.6 24.2
12 AM 1/5 2.6 24.2
6 AM 1/5 2.6 24.2
12 PM 1/5 2.5 23.9
6 PM 1/5 2.5 23.9
12 AM 1/6 2.5 23.9
6 AM 1/6 2.5 23.9
12 PM 1/6 2.5 23.9
6 PM 1/6 2.5 23.9
12 AM 1/7 2.5 23.9
6 AM 1/7 2.5 23.9
12 PM 1/7 2.5 23.9
6 PM 1/7 2.5 23.9
12 AM 1/8 2.4 23.5
6 AM 1/8 2.4 23.5
12 PM 1/8 2.4 23.5
6 PM 1/8 2.4 23.5
12 AM 1/9 2.4 23.5
6 AM 1/9 2.4 23.5
12 PM 1/9 2.4 23.5
6 PM 1/9 2.4 23.5
12 AM 1/10 2.4 23.5
6 AM 1/10 2.4 23.5
12 PM 1/10 2.4 23.5
6 PM 1/10 2.4 23.5
12 AM 1/11 2.4 23.5
6 AM 1/11 2.4 23.5
12 PM 1/11 2.4 23.5
6 PM 1/11 2.4 23.5
12 AM 1/12 2.4 23.5
6 AM 1/12 2.4 23.5
12 PM 1/12 2.4 23.5
6 PM 1/12 2.4 23.5
12 AM 1/13 2.4 23.5
6 AM 1/13 2.4 23.5
12 PM 1/13 2.4 23.5
6 PM 1/13 2.4 23.5
12 AM 1/14 2.4 23.5
6 AM 1/14 2.4 23.5
TimeStage (ft)Flow (kcfs)
3:00 AM 12/18 3.33 27
2:45 AM 12/18 3.3 26.9
2:30 AM 12/18 3.31 26.9
2:15 AM 12/18 3.3 26.9
2:00 AM 12/18 3.33 27
1:45 AM 12/18 3.29 26.8
1:30 AM 12/18 3.32 27
1:15 AM 12/18 3.33 27
1:00 AM 12/18 3.34 27.1
12:45 AM 12/18 3.33 27
12:30 AM 12/18 3.34 27.1
12:15 AM 12/18 3.33 27
12:00 AM 12/18 3.32 27
11:45 PM 12/17 3.34 27.1
11:30 PM 12/17 3.35 27.1
11:15 PM 12/17 3.36 27.1
11:00 PM 12/17 3.34 27.1
10:45 PM 12/17 3.35 27.1
10:30 PM 12/17 3.33 27
10:15 PM 12/17 3.35 27.1
10:00 PM 12/17 3.35 27.1
9:45 PM 12/17 3.37 27.2
9:30 PM 12/17 3.37 27.2
9:15 PM 12/17 3.36 27.1
9:00 PM 12/17 3.36 27.1
8:45 PM 12/17 3.37 27.2
8:30 PM 12/17 3.36 27.1
8:15 PM 12/17 3.37 27.2
8:00 PM 12/17 3.38 27.2
7:45 PM 12/17 3.36 27.1
Hydrograph for Missouri River at Napoleon
30' - Levees along the river may be overtopped resulting in widespread flooding of rural areas and roads within the floodplain.
25' - Rural areas unprotected by levees flood.
24.5' - The Missouri-Pacific Railroad tracks are overtopped.
17' - Low-lying areas unprotected by levees begin to flood.
DateStage (ft)
Jun 2, 2019 29.73
May 9, 2007 28.86
Mar 25, 2019 28.12
Jul 10, 2011 27.6
May 19, 1995 27.4
Jul 15, 1951 26.8
Jul 11, 1993 26.7
May 25, 1995 26.56
May 31, 2016 26.53
Jun 6, 2015 26.12
Jun 30, 1999 26.07
Oct 13, 1973 25.9
Jun 18, 2010 25.25
Jul 4, 2024 25.13
Apr 29, 1999 25
Oct 6, 1998 24.9
Jun 14, 2008 24.6
Apr 24, 1952 24.6
Oct 11, 2018 24.32
Jun 12, 1984 24.3

Data provided by the National Weather Service.