CDOT: I-70 in Glenwood Canyon reopened – flash flood warning expired

June 29, 2021

Colorado Department of Transportation

Update, 8:15 pm
OPEN – I-70 Glenwood Canyon is open in both directions from Exit 87 (West Rifle) to Exit 133 (Dotsero). Grizzly Creek and Shoshone Power Plant rest areas will remain closed overnight. New updates will post to (Final update for Tues. 6/29)

Update, 5:34 pm
A Flash Flood Warning is in effect for the Grizzly Creek Burn Scar. There is now a safety closure for I-70 in Glenwood Canyon between Exit 133 (Dotsero) and Exit 116 (Glenwood Springs) westbound, and Exit 87 (West Rifle) and Exit 133 eastbound, with local traffic allowed through at exit 109 for Glenwood Springs.

The northern alternate route is now in place, but motorists can also wait out the Flash Flood Warning if they prefer. The warning is expected to end at 8 pm tonight (Tuesday). However, if a debris flow or mudslide occurs during the warning, I-70 will be closed for a longer period of time. Motorists that decide to wait out the closure MUST wait at a location off I-70, and will NOT be allowed to wait on the roadway. All updates will be posted to and comments on this post will not be monitored.


Update, 5:23 pm
I-70 is closed both directions mile-marker 116 to 133, Glenwood Springs and Dotsero, due to a flash flood warning. The National Weather Service has upgraded the flash flood watch to a flash flood warning for Glenwood Canyon.

National Weather Service

Update, 5:06 pm
The National Weather Service in Grand Junction has issued a:

* Flash Flood Warning for…
The Grizzly Creek Burn Area in…
Western Eagle County in west central Colorado…
East Central Garfield County in west central Colorado…

* Until 800 PM MDT.

* At 505 PM MDT, Doppler radar indicated thunderstorms producing
heavy rain over the Grizzly Creek Burn Area. Flash flooding is
ongoing or expected to begin shortly.
Excessive rainfall over the burn scar will result in debris flow
moving through the Glenwood Canyon area. The debris flow can consist
of rock, mud, vegetation and other loose materials.
HAZARD…Life threatening flash flooding. Thunderstorms
producing flash flooding in and around the Grizzly
Creek Burn Area.
IMPACT…Life threatening flash flooding of areas in and around
the Grizzly Creek Burn Area.

* Some locations that will experience flash flooding include…

Update, 11:22 a.m.
The National Weather Service has posted a hazardous weather outlook for Garfield County. A flash flood watch is in place for the Central Colorado River Basin until 9 p.m. this evening.

Colorado Department of Transportation

7:30 a.m.: The Colorado Department of Transportation (CDOT) has announced that rest areas are closed along Interstate 70, both eastbound and westbound, at Grizzly Creek (mile marker 121) and Shoshone (mile marker 123) due to forecast precipitation over the Grizzly Creek burn scar.

CDOT: I-70 in Glenwood Canyon reopened – flash flood warning expired