Contest gives Colts fans opportunity to guess gameday weather

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This year's Half a Million Dollar Weather Challenge will allow Colts fans
It may sound easy...but don't get too excited. The National Weather Service tweeted today:

Odds of precisely predicting 20 days of specific temps at more than 10 days ahead may be around 54,000,000,000,000,000,000,000:1.

For a complete list of contest rules and guidelines, click here.