Resolved Aug 7, 2026 at 4:00 PM. Kept for reference.
ModerateWeatherNWS Grand Junction CO
Heat Advisory
Garfield County · Started Aug 6, 2026 at 8:44 PM
Garfield Countyarea
Aug 6, 2026, 8:44 PMeffective
Aug 7, 2026, 4:00 PMexpires
NWS Grand Junction COsource
Warned area as issued by the National Weather Service
Full advisory
WHAT
High temperatures 104 to 108 expected Friday with overnight low temperatures in the 70s. High temperatures 103 to 107 expected Saturday with overnight low temperatures in the 70s.
WHERE
In Colorado, Grand Valley. In Utah, Arches/Grand Flat and Southeast Utah.
WHEN
For the first Heat Advisory, from 1 PM to 8 PM MDT Friday. For the second Heat Advisory, from 1 PM to 8 PM MDT Saturday.
IMPACTS
Hot temperatures and high humidity may cause heat illnesses.