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This probabilistic forecast is issued by the Missouri Basin River Forecast Center.
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About this graph
Forecasts for the Laramie River near Bosler are issued as needed during times of high water, but are not routinely available.
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Upstream Gauge - at Laramie Upstream Gauge Downstream Gauge Downstream Gauge - near Fort Laramie
Zoom Level:14
Flood Categories (in feet)
Major Flood Stage: 9.5
Moderate Flood Stage: 8.5
Flood Stage: 7.5
Action Stage: 6.5
Low Stage (in feet): -9999

Historic Crests
(1) 7.63 ft on 06/14/2010
(2) 7.43 ft on 06/28/1983
(3) 7.39 ft on 06/11/1986
(4) 6.89 ft on 06/02/2014
(5) 6.84 ft on 06/22/2011
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(P): Preliminary values subject to further review.

Recent Crests
(1) 5.60 ft on 06/24/2019 (P)
(2) 4.83 ft on 05/31/2018
(3) 5.22 ft on 06/15/2017
(4) 6.36 ft on 06/14/2016
(5) 6.17 ft on 06/17/2015
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
Currently none available.
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Gauge LocationGauge Map Marker
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 Collapse
If you notice any errors in the below information, please contact our Webmaster
8.5 Standing water on Highways 30 and 34. Highways may become impassable along low lying areas.
8 Major agricultural flooding becomes more widespread. The water is only a half a foot from lapping over low lying areas of Highways 30 and 34.
7.63 Record stage and flow of 4,930 cfs established on June 14 2010.
7.5 Flood stage. Widespread agricultural flooding occurs. Water is about a foot from flowing over low lying areas of Highways 30 and 34.
6.5 Bankfull stage. Low lying agricultural flooding begins.
(1) Looking Upstream---High Flow (near 4,800 cfs)---June 2010
(2) Looking Downstream---High Flow (near 4,800 cfs)---June 2010
(3) Looking Upstream---Moderate Flow
(4) Looking Downstream---Moderate Flow
(5) Looking Upstream---Low Flow
(6) Looking Downstream---Low Flow

Other Real-time and/or Archive Data Sources:

Additional Information Collapse
How low could the river get?
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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
Cheyenne Weather Forecast Office
1301 Airport Parkway
Cheyenne, WY 82001
(307) 772-2468
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Page last modified: 2-Nov-2020 7:28 PM
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