Rivers in Colorado

Cache La Poudre River (CO) above Fort Collins

Larimer County, ColoradoNWS FTDC2Boulder office

Below flood stage
2.71ftStage

Observed Mon, Sep 28, 1:45 AM MDT

Flood stage
7.50 ft
Record crest
10.29 ft2013

Open the live map with the river flood outlook

Flood stages and impacts

CategoryStage
Major flood10.50 ft
Moderate flood9.00 ft
Minor flood7.50 ft
Action6.50 ft
  1. 11.00 ftThis is a major-life threatening flood with numerous streets and highways damaged and homes and businesses inundated.
  2. 10.40 ftBuildings flood in and near the town of Laporte. Numerous bridges...streets and highways along the river in Laporte and Fort Collins are impacted by flooding. This level represents a flood that has a 1-percent chance of being equaled or exceeded in any given year. For more information click <a href="inundation/faq_google.php">here</a>.
  3. 10.00 ftNumerous bridges crossing the river in Laporte and Fort Collins may be inaccessible as river levels rise to the base of the bridges. Water approaches several neighborhoods and North College Avenue from Vine to Conifer Streets on the north side of Fort Collins.
  4. 9.50 ftLaporte school buildings near the river flood. Highway 14 may be inaccessible in Poudre Canyon.
  5. 9.00 ftRoads along the river in Poudre Canyon begin to flood. River water begins to impact buildings in Laporte.
  6. 8.50 ftThe river rises near the base of the bridge at College Avenue in Fort Collins.
  7. 7.80 ftThis level represents a flood that has a 10-percent chance of being equaled or exceeded in any given year. For more information click <a href="inundation/faq_google.php">here</a>.
  8. 7.50 ftConsiderable overbank flow and localized flooding occurs downstream in and near Laporte and Fort Collins.
  9. 7.00 ftThe river may overflow onto low lying property including farmland near Harmony Road.
  10. 6.50 ftThe river flows over the Poudre River Trail and bike path in low spots.

Flood outlook

Chance of flooding, September to November

CategoryChance
Minor floodingUnder 5%
Moderate floodingUnder 5%
Major floodingUnder 5%

The three-month chances are the River Forecast Centers’ long-range flood outlook, issued September 23, 2026.

Crest history

68 crests on NOAA’s list since 1954.

#DateStage
1September 13, 201310.29 ft
2May 31, 20148.08 ft
3August 1, 19767.86 ft
4June 21, 19837.72 ft
5April 30, 19997.56 ft
6June 18, 19957.03 ft
7June 12, 20156.95 ft
8June 12, 20106.94 ft
9June 12, 20166.80 ft
10July 1, 20116.72 ft
11June 11, 20176.57 ft
12June 2, 19916.52 ft
13June 11, 19656.42 ft
14May 25, 19846.27 ft
15June 7, 19866.25 ft
16June 1, 20206.16 ft
17June 30, 19576.10 ft
18May 23, 20216.07 ft
19July 9, 19976.03 ft
20June 9, 19856.00 ft
21July 1, 20195.92 ft
22June 1, 20035.86 ft
23June 17, 19715.84 ft
24June 16, 19785.78 ft
25June 14, 19735.78 ft

Most recent crests

  • May 23, 2021: 6.07 ft
  • June 1, 2020: 6.16 ft
  • July 1, 2019: 5.92 ft
  • May 27, 2018: 5.53 ft
  • June 11, 2017: 6.57 ft
  • June 12, 2016: 6.80 ft
  • June 12, 2015: 6.95 ft
  • May 31, 2014: 8.08 ft
  • September 13, 2013: 10.29 ft
  • June 6, 2012: 3.90 ft

Nearby

Upstream, downstream and the gauges around this one.

What this means

Forecasts by the Missouri Basin River Forecast Center. Forecasts are issued as needed during times of high water, but are not routinely available. Stage may be affected by ice during winter months.

Sources

Stage, flood stages, impacts and crest history from NOAA’s National Water Prediction Service.