Nishnabotna River above Hamburg

Last updated: Apr 3, 2025, 6:06 AM UTC

No watches, warnings or advisories are in effect for this area.

Upstream gauge unavailable

Downstream gauge unavailable

Warning: no valid ratings curve available. Transformations to and from FEET/CFS/KCFS will not happen.

Observations courtesy of the USGS

Scale to Flood Categories

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Observed (OBS) 04/03/2025 12:00 AM CDT

Record: 33.2 ft

CATEGORY STAGE

Major Flooding 33 ft

Moderate Flooding 27.5 ft

Minor Flooding 25 ft

Action 23 ft

Reliability of the Forecast:

NOTE: 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 24 hours into the future from the forecast issuance time.
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	CATEGORY	STAGE
	Major Flooding	33 ft
	Moderate Flooding	27.5 ft
	Minor Flooding	25 ft
	Action	23 ft

Flood Impacts 🅘

39 - Water reaches the bottom of the J64 bridge at the gage site.
33 - The top of the levee near the bridge in town is overtopped with flood waters. I-29 is closed south of town.
27.5 - State Highway 275 south of the gage may be threatened in several spots.
25 - More extensive lowland flooding begins as the parking lot near the gauge begins to experience flooding. In addition, some local farm levees may be overtopped with flood waters.
23 - Minor overflows begin within the city limits, however there is no threat to property at this stage.

Gauge Info

Coordinates	40.6012, -95.6445
RFC	MBRFC
State	IA
WFO	OAX
County	Fremont
Data Provider(s)
USGS	06810000

Gauge Location

Recent Crests

1.	18.72 ft	on 02-28-2023
2.	18.09 ft	on 06-08-2022
3.	13.21 ft	on 10-25-2021
4.	17.94 ft	on 05-27-2020
5.	31.07 ft	on 03-16-2019

Historic Crests

1.	33.18 ft	on 06-17-1998
2.	32.44 ft	on 05-08-2007
3.	31.07 ft	on 03-16-2019
4.	30.56 ft	on 07-25-1993
5.	29.19 ft	on 06-14-2008

Vertical Datum Table

type	NAVD88
major Flooding	925.31 ft
moderate Flooding	919.81 ft
minor Flooding	917.31 ft
action	915.31 ft
Latest Value	900.91 ft
Gauge Zero	892.31 ft

Gauge Photos

Photo 1 of 5

Gage house

Probability Information

Photo 1 of 3

Short Range Forecast Uncertainty
About this graph | Product Description Document
Chance of Exceeding Levels During Entire Period
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Weekly Chance of Exceeding Levels
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Collaborative Agencies

The National Weather Service prepares its forecasts and other services in collaboration with agencies like the US Geological Survey, US Bureau of Reclamation, US Army Corps of Engineers, Natural Resource Conservation Service, National Park Service, ALERT Users Group, Bureau of Indian Affairs, and many state and local emergency managers across the country. For details, please click here.

Resources

Hydrologic Resource Links

Additional Resource Links

WFO Information

Weather Forecast Office

Omaha/Valley

6707 N. 288th Street

Valley, NE 68064-9443

(402) 359-5166

Ask Questions/Webmaster

Official Homepage

1.	18.72 ft	on 02-28-2023
2.	18.09 ft	on 06-08-2022
3.	13.21 ft	on 10-25-2021
4.	17.94 ft	on 05-27-2020
5.	31.07 ft	on 03-16-2019
6.	25.18 ft	on 10-10-2018
7.	24.86 ft	on 05-21-2017
8.	25.65 ft	on 05-11-2016
9.	27.27 ft	on 12-15-2015
10.	26.57 ft	on 06-04-2014
11.	23.66 ft	on 05-30-2013
12.	23.31 ft	on 04-15-2012
13.	24.76 ft	on 06-27-2011
14.	23.77 ft	on 02-17-2011
15.	26.95 ft	on 06-14-2010
16.	20.42 ft	on 04-28-2009
17.	29.19 ft	on 06-14-2008
18.	32.44 ft	on 05-08-2007
19.	16.44 ft	on 09-18-2006
20.	25.16 ft	on 05-13-2005
21.	28.04 ft	on 05-26-2004
22.	19.40 ft	on 05-06-2003
23.	13.71 ft	on 05-13-2002
24.	24.48 ft	on 03-15-2001
25.	16.33 ft	on 06-14-2000
26.	28.83 ft	on 08-08-1999
27.	33.18 ft	on 06-17-1998
28.	25.50 ft	on 02-19-1997
29.	28.45 ft	on 06-22-1996
30.	22.86 ft	on 05-10-1995
31.	25.13 ft	on 06-23-1994
32.	30.56 ft	on 07-25-1993
33.	21.54 ft	on 09-16-1992
34.	26.75 ft	on 06-15-1991
35.	28.06 ft	on 07-27-1990
36.	28.27 ft	on 09-10-1989
37.	17.93 ft	on 01-31-1988
38.	28.14 ft	on 05-27-1987
39.	23.87 ft	on 02-27-1986
40.	21.90 ft	on 02-22-1985
41.	27.90 ft	on 06-16-1984
42.	20.88 ft	on 02-20-1983
43.	27.25 ft	on 06-15-1982
44.	13.29 ft	on 07-09-1981
45.	24.93 ft	on 06-04-1980
46.	27.46 ft	on 03-07-1979
47.	25.17 ft	on 09-15-1978
48.	23.24 ft	on 09-04-1977
49.	25.70 ft	on 06-14-1976
50.	21.63 ft	on 04-28-1975
51.	23.07 ft	on 10-12-1973
52.	23.45 ft	on 09-27-1973
53.	27.42 ft	on 09-15-1972
54.	26.03 ft	on 02-20-1971
55.	19.12 ft	on 05-14-1970
56.	24.19 ft	on 03-18-1969
57.	8.85 ft	on 06-27-1968
58.	24.53 ft	on 06-10-1967
59.	22.00 ft	on 06-26-1966
60.	24.83 ft	on 03-02-1965
61.	23.32 ft	on 05-26-1964
62.	22.02 ft	on 03-12-1963
63.	23.62 ft	on 05-29-1962
64.	21.33 ft	on 03-13-1961
65.	24.56 ft	on 03-31-1960
66.	21.70 ft	on 05-29-1959
67.	22.75 ft	on 07-06-1958
68.	21.59 ft	on 06-16-1957
69.	20.90 ft	on 07-08-1956
70.	18.80 ft	on 04-24-1955
71.	21.32 ft	on 08-23-1954
72.	14.65 ft	on 06-09-1953
73.	20.92 ft	on 06-23-1952
74.	24.51 ft	on 05-02-1951
75.	22.50 ft	on 05-10-1950
76.	25.90 ft	on 03-07-1949
77.	24.50 ft	on 03-20-1948
78.	26.03 ft	on 06-24-1947	¹
79.	19.70 ft	on 09-04-1946
80.	22.60 ft	on 05-23-1945
81.	20.80 ft	on 06-15-1944
82.	19.10 ft	on 05-16-1943
83.	19.20 ft	on 06-20-1942
84.	20.40 ft	on 06-09-1941
85.	18.90 ft	on 08-12-1940
86.	23.00 ft	on 03-12-1939
87.	18.20 ft	on 09-14-1938
88.	21.60 ft	on 03-05-1937
89.	22.20 ft	on 03-05-1936
90.	17.50 ft	on 06-26-1935
91.	14.60 ft	on 06-09-1934
92.	17.10 ft	on 01-22-1933
93.	19.10 ft	on 11-25-1931
94.	18.10 ft	on 06-22-1931
95.	13.80 ft	on 02-08-1930
96.	22.30 ft	on 03-13-1929	¹
97.	16.00 ft	on 03-27-1923	¹
98.	16.70 ft	on 04-12-1922	¹
99.	21.00 ft	on 06-17-1917	¹

1.	33.18 ft	on 06-17-1998
2.	32.44 ft	on 05-08-2007
3.	31.07 ft	on 03-16-2019
4.	30.56 ft	on 07-25-1993
5.	29.19 ft	on 06-14-2008
6.	28.83 ft	on 08-08-1999
7.	28.45 ft	on 06-22-1996
8.	28.27 ft	on 09-10-1989
9.	28.14 ft	on 05-27-1987
10.	28.06 ft	on 07-27-1990
11.	28.04 ft	on 05-26-2004
12.	27.90 ft	on 06-16-1984
13.	27.46 ft	on 03-07-1979
14.	27.42 ft	on 09-15-1972
15.	27.27 ft	on 12-15-2015
16.	27.25 ft	on 06-15-1982
17.	26.95 ft	on 06-14-2010
18.	26.75 ft	on 06-15-1991
19.	26.57 ft	on 06-04-2014
20.	26.03 ft	on 06-24-1947	¹
21.	26.03 ft	on 02-20-1971
22.	25.90 ft	on 03-07-1949
23.	25.70 ft	on 06-14-1976
24.	25.65 ft	on 05-11-2016
25.	25.50 ft	on 02-19-1997
26.	25.18 ft	on 10-10-2018
27.	25.17 ft	on 09-15-1978
28.	25.16 ft	on 05-13-2005
29.	25.13 ft	on 06-23-1994
30.	24.93 ft	on 06-04-1980
31.	24.86 ft	on 05-21-2017
32.	24.83 ft	on 03-02-1965
33.	24.76 ft	on 06-27-2011
34.	24.56 ft	on 03-31-1960
35.	24.53 ft	on 06-10-1967
36.	24.51 ft	on 05-02-1951
37.	24.50 ft	on 03-20-1948
38.	24.48 ft	on 03-15-2001
39.	24.19 ft	on 03-18-1969
40.	23.87 ft	on 02-27-1986
41.	23.77 ft	on 02-17-2011
42.	23.66 ft	on 05-30-2013
43.	23.62 ft	on 05-29-1962
44.	23.45 ft	on 09-27-1973
45.	23.32 ft	on 05-26-1964
46.	23.31 ft	on 04-15-2012
47.	23.24 ft	on 09-04-1977
48.	23.07 ft	on 10-12-1973
49.	23.00 ft	on 03-12-1939
50.	22.86 ft	on 05-10-1995
51.	22.75 ft	on 07-06-1958
52.	22.60 ft	on 05-23-1945
53.	22.50 ft	on 05-10-1950
54.	22.30 ft	on 03-13-1929	¹
55.	22.20 ft	on 03-05-1936
56.	22.02 ft	on 03-12-1963
57.	22.00 ft	on 06-26-1966
58.	21.90 ft	on 02-22-1985
59.	21.70 ft	on 05-29-1959
60.	21.63 ft	on 04-28-1975
61.	21.60 ft	on 03-05-1937
62.	21.59 ft	on 06-16-1957
63.	21.54 ft	on 09-16-1992
64.	21.33 ft	on 03-13-1961
65.	21.32 ft	on 08-23-1954
66.	21.00 ft	on 06-17-1917	¹
67.	20.92 ft	on 06-23-1952
68.	20.90 ft	on 07-08-1956
69.	20.88 ft	on 02-20-1983
70.	20.80 ft	on 06-15-1944
71.	20.42 ft	on 04-28-2009
72.	20.40 ft	on 06-09-1941
73.	19.70 ft	on 09-04-1946
74.	19.40 ft	on 05-06-2003
75.	19.20 ft	on 06-20-1942
76.	19.12 ft	on 05-14-1970
77.	19.10 ft	on 05-16-1943
78.	19.10 ft	on 11-25-1931
79.	18.90 ft	on 08-12-1940
80.	18.80 ft	on 04-24-1955
81.	18.72 ft	on 02-28-2023
82.	18.20 ft	on 09-14-1938
83.	18.10 ft	on 06-22-1931
84.	18.09 ft	on 06-08-2022
85.	17.94 ft	on 05-27-2020
86.	17.93 ft	on 01-31-1988
87.	17.50 ft	on 06-26-1935
88.	17.10 ft	on 01-22-1933
89.	16.70 ft	on 04-12-1922	¹
90.	16.44 ft	on 09-18-2006
91.	16.33 ft	on 06-14-2000
92.	16.00 ft	on 03-27-1923	¹
93.	14.65 ft	on 06-09-1953
94.	14.60 ft	on 06-09-1934
95.	13.80 ft	on 02-08-1930
96.	13.71 ft	on 05-13-2002
97.	13.29 ft	on 07-09-1981
98.	13.21 ft	on 10-25-2021
99.	8.85 ft	on 06-27-1968