Green River Outlook

Below to much below average precipitation and above average temperatures in March caused a 10 to 20 percent drop in the percent of average snowpack over the entire basin. This led to a similar decrease in the April-July runoff forecasts.

April-July streamflow forecasts for the Green River are as follows:

Upper Green River (abv Flaming Gorge):
Near Average

Yampa/White Rivers:
Below Average

Lower Green River (blo Flaming Gorge):
Much Below Average

Water Supply Outlook for the Upper Colorado - April, 1999
Colorado Basin River Forecast Center (
Last Modified: Wednesday, 20-Mar-2024 17:11:06 UTC