ModerateWeatherActiveNWS Grand Junction
Heat Advisory
Garfield County · Started Jul 31, 2026 at 10:23 PM · Updated 1h ago
Garfield Countyarea
Jul 31, 2026, 10:23 PMeffective
Aug 1, 2026, 3:00 PMexpires
NWS Grand Junctionsource
Warned area as issued by the National Weather Service
Full advisory
WHAT
High temperatures up to 105 expected, and overnight low temperatures in the 70s.
WHERE
In Colorado, Grand Valley. In Utah, Southeast Utah.
WHEN
From noon Sunday to 9 PM MDT Monday.
IMPACTS
Hot temperatures and high humidity may cause heat illnesses.