Category: Roads

Rain and flooding threats to diminish overnight

National Weather Service forecasts rain through the evening, turning to drizzle by morning. No serious flooding threats are predicted overnight. Boulder County may continue to experience low level (nuisance) flooding on roadways and areal flooding (water rising up from the saturated ground)

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Low level storm activity expected until 6 p.m.

Low impact storm activity is predicted to continue through 6 p.m. Boulder OEM will continue to monitor weather while any flooding risks exist, but the threat of any serious flooding has diminished throughout the day.

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New Road Closure

47th Street between Jay Road and the Diagonal Highway is now closed. North County Line Road between 83rd and 95th is still closed as well. Please continue to check for updated road closure information on City of Boulder roads and

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Road Closures

N. County Line Road is now closed due to water over-topping the Little Thompson. We are closely monitoring N. 83rd Street and also 95th Street between Lookout Rd and Valmont Rd. due to encroaching water levels. You can visit: to

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City of Boulder Road and Underpass Conditions

City of Boulder residents, businesses and visitors should keep an eye on the city’s Cone Zones for updates on roads and underpasses affected by low level, nuisance flooding.

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Flagstaff Road debris

Flagstaff Road seeing debris falling onto roadway. Transportation crews are on scene and the road remains open. Avoid the area if possible. #COflood

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Road closure map

For up-to-date road conditions, please visit this website.

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Use caution in Fourmile Canyon area

Chief Gibson is urging people in the Fourmile Canyon area to use caution on low laying roads and around culverts  as they may be flooded.

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