DENVER (KDVR) — The Federal Aviation Administration says heavy fog is causing delays at Denver International Airport.

The delays were reported on Tuesday morning. The FAA said the average delay is at least 39 minutes.

Here is a look at the expected delay times each hour, according to the FAA:

7:15 a.m. -7:59 a.m.55 minutes
8:00 a.m. -8:59 a.m.51 minutes
9:00 a.m.-9:59 a.m.43 minutes
10:00 a.m.-10:59 a.m.36 minutes

Meteorologist Chris Tomer says the fog is expected to clear off by mid-morning.

Visibility as of 8:30 a.m.

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