The greater metro area could see 3 to 6 inches of snow by 5 a.m. Thursday.
As of 10 p.m. Wednesday, Flightaware.com shows 142 canceled flights and 699 delayed flights that were headed into or out of Denver.
Fourteen flights have been canceled for Thursday.
In a tweet, DIA explained earlier Wednesday how they are an "all-weather" airport – prepared for any type of storm Colorado throws at them.
DIA reminded travelers that delays and cancelations are determined by the airlines and to check the status of flights before heading to the airport.
RELATED STORY: Share your snow photos, videos with 9NEWS
The heaviest accumulation will be from 5 p.m. Wednesday to midnight. The storm is forecast to linger Thursday, bringing cloudy skies and few flurries to the metro. Look for gradual clearing in the later afternoon.
Sunny skies are forecast return Friday along with highs in the lower 30s. A bigger warmup is on the way for the weekend as daytime highs soar into the upper 50s and lower 60s.
WEATHER LINE 9: Updated weather info at 303-871-1492.
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