Snowmelt is starting to fill the Uncompahgre River. And there’s a reward for you if you can correctly predict the date and time it’ll reach its maximum flow.

The Uncompahgre Watershed Partnership has launched the inaugural Uncompahgre River Classic, a contest to raise money to fund the nonprofit organization’s watershed protection efforts.

For $5 per prediction or $20 for six predictions, participants can guess when the Uncompahgre River will peak. The river is expected to between between Ma...