South Platte River near Kersey

Last updated: Apr 2, 2025, 11:47 PM UTC

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

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

CO Division of Water Resources

Scale to Flood Categories

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Traces and Thresholds Click to turn on/off display

Observed (OBS) 04/02/2025 4:30 PM MDT

Record: 15.1 ft

CATEGORY STAGE

Major Flooding 13.5 ft

Moderate Flooding 11.5 ft

Minor Flooding 10 ft

Action 8 ft

Reliability of the Forecast:

NOTE: Forecasts are issued as needed during times of high water, but are not routinely available.

Stage may be affected by ice during winter months.
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	CATEGORY	STAGE
	Major Flooding	13.5 ft
	Moderate Flooding	11.5 ft
	Minor Flooding	10 ft
	Action	8 ft

Flood Impacts 🅘

15 - Stage and flow are approaching the maximum record flood occurring in 2013.
14 - Widespread major flooding occurs as a wide expanse of the river spreads out laterally beyond the floodplain.
13.5 - Numerous bridges crossing the South Platte River flood. There is extensive flooding of agricultural land and inundation of structures and roads along the river.

Gauge Info

Coordinates	40.4125, -104.563
RFC	MBRFC
State	CO
WFO	BOU
County	Weld
Data Provider(s)
CO Division of Water Resources	Colorado Division of Water Resources

Gauge Location

Recent Crests

1.	6.94 ft	on 05-31-2021
2.	5.16 ft	on 06-10-2020
3.	7.21 ft	on 06-23-2019
4.	6.06 ft	on 05-04-2018
5.	9.37 ft	on 05-19-2017

Historic Crests

1.	15.09 ft	on 09-14-2013
2.	11.73 ft	on 05-08-1973
3.	11.54 ft	on 05-11-2015
4.	11.50 ft	on 05-01-1999
5.	11.00 ft	on 05-31-1995

Vertical Datum Table

type	NAVD88
major Flooding	4591.52 ft
moderate Flooding	4589.52 ft
minor Flooding	4588.02 ft
action	4586.02 ft
Latest Value	4580.49 ft
Gauge Zero	4578.02 ft

Gauge Photos

Photo 1 of 2

Looking Downstream

Probability Information

Photo 1 of 3

Weekly Chance of Exceeding Levels
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Chance of Exceeding Levels During Entire Period
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Short Range Forecast Uncertainty
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Unique Local Info

Observations provided by the Colorado Division of Water Resources

How low could the river get?

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

Denver/Boulder

325 Broadway

Boulder, CO 80305-3328

(303) 494-4221

Ask Questions/Webmaster

Official Homepage

1.	6.94 ft	on 05-31-2021
2.	5.16 ft	on 06-10-2020
3.	7.21 ft	on 06-23-2019
4.	6.06 ft	on 05-04-2018
5.	9.37 ft	on 05-19-2017
6.	8.47 ft	on 06-14-2016
7.	11.54 ft	on 05-11-2015
8.	9.94 ft	on 06-02-2014
9.	15.09 ft	on 09-14-2013
10.	5.55 ft	on 07-09-2012
11.	9.58 ft	on 07-15-2011
12.	10.39 ft	on 06-14-2010
13.	8.88 ft	on 06-03-2009
14.	8.48 ft	on 08-17-2008
15.	9.49 ft	on 06-05-2005
16.	8.30 ft	on 08-20-2004
17.	7.14 ft	on 06-02-2003
18.	5.47 ft	on 05-25-2002
19.	8.00 ft	on 05-06-2001
20.	6.92 ft	on 07-18-2000
21.	11.50 ft	on 05-01-1999
22.	7.39 ft	on 05-09-1998
23.	10.40 ft	on 06-14-1997
24.	8.53 ft	on 05-27-1996
25.	11.00 ft	on 05-31-1995
26.	7.49 ft	on 06-19-1993
27.	8.49 ft	on 08-25-1992
28.	8.41 ft	on 06-03-1991
29.	6.99 ft	on 05-30-1990
30.	8.08 ft	on 06-04-1989
31.	7.76 ft	on 05-21-1988
32.	8.37 ft	on 05-25-1987
33.	8.93 ft	on 06-11-1986
34.	8.53 ft	on 05-17-1984
35.	10.00 ft	on 06-14-1983
36.	8.93 ft	on 06-25-1982
37.	5.40 ft	on 06-04-1981
38.	10.31 ft	on 05-02-1980
39.	9.34 ft	on 06-10-1979
40.	6.79 ft	on 05-18-1978
41.	6.10 ft	on 07-26-1977
42.	5.93 ft	on 08-02-1976
43.	6.70 ft	on 06-20-1975
44.	7.68 ft	on 06-09-1974
45.	11.73 ft	on 05-08-1973
46.	7.19 ft	on 06-07-1972
47.	7.28 ft	on 04-27-1971
48.	9.46 ft	on 06-13-1970
49.	10.70 ft	on 05-08-1969
50.	4.80 ft	on 06-09-1968
51.	6.75 ft	on 06-22-1967
52.	10.75 ft	on 06-18-1965
53.	6.07 ft	on 05-30-1964
54.	7.11 ft	on 06-17-1963
55.	5.63 ft	on 07-02-1962
56.	8.35 ft	on 06-05-1961
57.	5.71 ft	on 05-20-1960
58.	6.07 ft	on 05-23-1959
59.	8.70 ft	on 05-26-1958
60.	10.26 ft	on 05-10-1957
61.	5.21 ft	on 05-28-1956
62.	5.63 ft	on 08-08-1955
63.	4.44 ft	on 06-21-1953
64.	6.70 ft	on 06-09-1952
65.	8.55 ft	on 08-05-1951
66.	4.97 ft	on 06-18-1950
67.	9.66 ft	on 06-15-1949
68.	6.28 ft	on 06-02-1948
69.	9.62 ft	on 06-24-1947
70.	4.99 ft	on 07-20-1946
71.	6.13 ft	on 08-10-1945
72.	6.51 ft	on 05-18-1944
73.	5.97 ft	on 06-03-1943
74.	9.50 ft	on 04-25-1942
75.	5.62 ft	on 06-10-1941
76.	4.73 ft	on 07-04-1940
77.	6.59 ft	on 03-12-1939
78.	9.73 ft	on 09-04-1938
79.	5.47 ft	on 06-28-1937
80.	5.39 ft	on 08-05-1936

1.	15.09 ft	on 09-14-2013
2.	11.73 ft	on 05-08-1973
3.	11.54 ft	on 05-11-2015
4.	11.50 ft	on 05-01-1999
5.	11.00 ft	on 05-31-1995
6.	10.75 ft	on 06-18-1965
7.	10.70 ft	on 05-08-1969
8.	10.40 ft	on 06-14-1997
9.	10.39 ft	on 06-14-2010
10.	10.31 ft	on 05-02-1980
11.	10.26 ft	on 05-10-1957
12.	10.00 ft	on 06-14-1983
13.	9.94 ft	on 06-02-2014
14.	9.73 ft	on 09-04-1938
15.	9.66 ft	on 06-15-1949
16.	9.62 ft	on 06-24-1947
17.	9.58 ft	on 07-15-2011
18.	9.50 ft	on 04-25-1942
19.	9.49 ft	on 06-05-2005
20.	9.46 ft	on 06-13-1970
21.	9.37 ft	on 05-19-2017
22.	9.34 ft	on 06-10-1979
23.	8.93 ft	on 06-25-1982
24.	8.93 ft	on 06-11-1986
25.	8.88 ft	on 06-03-2009
26.	8.70 ft	on 05-26-1958
27.	8.55 ft	on 08-05-1951
28.	8.53 ft	on 05-17-1984
29.	8.53 ft	on 05-27-1996
30.	8.49 ft	on 08-25-1992
31.	8.48 ft	on 08-17-2008
32.	8.47 ft	on 06-14-2016
33.	8.41 ft	on 06-03-1991
34.	8.37 ft	on 05-25-1987
35.	8.35 ft	on 06-05-1961
36.	8.30 ft	on 08-20-2004
37.	8.08 ft	on 06-04-1989
38.	8.00 ft	on 05-06-2001
39.	7.76 ft	on 05-21-1988
40.	7.68 ft	on 06-09-1974
41.	7.49 ft	on 06-19-1993
42.	7.39 ft	on 05-09-1998
43.	7.28 ft	on 04-27-1971
44.	7.21 ft	on 06-23-2019
45.	7.19 ft	on 06-07-1972
46.	7.14 ft	on 06-02-2003
47.	7.11 ft	on 06-17-1963
48.	6.99 ft	on 05-30-1990
49.	6.94 ft	on 05-31-2021
50.	6.92 ft	on 07-18-2000
51.	6.79 ft	on 05-18-1978
52.	6.75 ft	on 06-22-1967
53.	6.70 ft	on 06-20-1975
54.	6.70 ft	on 06-09-1952
55.	6.59 ft	on 03-12-1939
56.	6.51 ft	on 05-18-1944
57.	6.28 ft	on 06-02-1948
58.	6.13 ft	on 08-10-1945
59.	6.10 ft	on 07-26-1977
60.	6.07 ft	on 05-30-1964
61.	6.07 ft	on 05-23-1959
62.	6.06 ft	on 05-04-2018
63.	5.97 ft	on 06-03-1943
64.	5.93 ft	on 08-02-1976
65.	5.71 ft	on 05-20-1960
66.	5.63 ft	on 08-08-1955
67.	5.63 ft	on 07-02-1962
68.	5.62 ft	on 06-10-1941
69.	5.55 ft	on 07-09-2012
70.	5.47 ft	on 05-25-2002
71.	5.47 ft	on 06-28-1937
72.	5.40 ft	on 06-04-1981
73.	5.39 ft	on 08-05-1936
74.	5.21 ft	on 05-28-1956
75.	5.16 ft	on 06-10-2020
76.	4.99 ft	on 07-20-1946
77.	4.97 ft	on 06-18-1950
78.	4.80 ft	on 06-09-1968
79.	4.73 ft	on 07-04-1940
80.	4.44 ft	on 06-21-1953