National Weather Service Advanced Hydrologic Prediction Service

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This probabilistic forecast is issued by the Missouri Basin River Forecast Center.

	Hydrograph			River at a Glance			Download			Probability Information Weekly Chance of Exceeding Levels Chance of Exceeding Levels During Entire Period Short-term Probabilistic Guidance (Experimental)

About this graph

Forecasts for the South Platte River at Denver are issued as needed during times of high water, but are not routinely available.

Return to Area Map

Downstream Gauge

Zoom Level:13

Flood Categories (in feet)

Major Flood Stage:	15
Moderate Flood Stage:	13
Flood Stage:	11
Action Stage:	9.5
Low Stage (in feet):	-9999

Historic Crests
(1) 18.66 ft on 06/17/1965
(2) 13.48 ft on 09/10/1933
(3) 12.35 ft on 05/07/1973
(4) 11.97 ft on 05/07/1969
(5) 11.51 ft on 06/24/2015
(6) 10.90 ft on 07/25/1998
(7) 10.60 ft on 05/31/1935
(8) 10.59 ft on 04/25/1942
(9) 9.87 ft on 06/14/1949
(10) 9.63 ft on 07/08/2001
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 7.07 ft on 06/26/2021
(2) 6.62 ft on 05/24/2020
(3) 7.66 ft on 08/21/2019
(4) 7.06 ft on 07/24/2018
(5) 6.70 ft on 07/27/2017
(6) 7.74 ft on 06/28/2016
(7) 11.51 ft on 06/24/2015
(8) 7.43 ft on 07/30/2014
(9) 7.41 ft on 09/12/2013
(10) 8.02 ft on 06/07/2012
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
Currently none available.

	Gauge Location	Disclaimer
Latitude/Longitude Disclaimer: The gauge location shown in the above map is the approximate location based on the latitude/longitude coordinates provided to the NWS by the gauge owner.

Flood Impacts & Photos

If you notice any errors in the below information, please contact our Webmaster
17.9	Near record flooding occurs. This level represents a flood that has a 0.2-percent chance of being equaled or exceeded in any given year. For more information click here.
16.2	This is a major life threatening flood as a wide expanse of the river spreads out horizontally across the floodplain. This level represents a flood that has a 1-percent chance of being equaled or exceeded in any given year. For more information click here.
15	Major flooding occurs with streets and buildings inundated in lower downtown Denver. This level represents a flood that has a 2-percent chance of being equaled or exceeded in any given year. For more information click here.
13	Buildings and streets flood near the river in lower downtown Denver.
10.9	There is considerable overbank flow along the South Platte River in lower downtown Denver. This level represents a flood that has a 10-percent chance of being equaled or exceeded in any given year. For more information click here.
10.5	The South Platte River overflows its banks near Union Station.
9	Water begins to affect lowest sections of the bike path along the South Platte River.
Photos (1) Looking Upstream (2) Looking Downstream

Additional Information

Observations provided by the Colorado Division of Water Resources
Observations also available from the Mile High Flood District

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.

NWS Information

National Weather Service
Denver/Boulder Weather Forecast Office
325 Broadway
Boulder, CO 80305-3328
(303) 494-4221
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Page last modified: 2-Nov-2020 7:28 PM

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