N. 75th Street, N. 95th Street and Highway 287 are all closed north of Highway 66.
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We are hearing reports of a large amount of hail on N. Foothills Highway from Nelson Road toward Lyons. Please stay off the roads if possible. Avoid crossing flooded areas.... read more →
North 83rd from Yellowstone to North County Line Road - Closed North County Line Road at the Little Thompson - Closed
A flash Flood Warning is en effect until 10:15PM for Boulder County. Additional rainfall amounts of 2 to 3 inches is possible. Large hail is also being reported. Don't cross... read more →
Severe weather is impacting Boulder County. National Weather Service states a storm cell is stationary just east of Lyons in Larimer County. A funnel cloud has just been spotted north... read more →
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 www.BoulderConeZones.net for... read more →
The National Weather Service has issued a flood advisory for parts of Boulder County through today, Tuesday, May 19. North county (Lyons area) and Heil Valley Ranch Open Space (U.S.... read more →
The Emergency Operations Center is closing. The National Weather Service doesn't anticipate any further significant rainfall as it will be turning to snowfall soon. Staff will continue to monitor the situation... read more →
The National Weather Service is predicting that the rain will turn into snow within the next few hours. While this will help reduce the flood risk, it will cause the wet... read more →
Due to ongoing flooding and potentially dangerous conditions, Boulder Open Space and Moutain Parks is requesting that visitors do not use trails west of Broadway. Please go to osmp.org for... read more →