San Juan River Outlook

Much below average precipitation was reported in March. Snowpack is now much below average at 55 percent. April through July volume forecasts decreased 20 percent from those issued last month and range from 35 to 55 percent of average.

April-July streamflow forecasts for the San Juan Basin are as follows:

San Juan River:
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