SLCESPCO
National Weather Service
Colorado Basin River Forecast Center
Salt Lake City, Utah
May 5, 2026

Dolores-McPhee

Final May 2026 Forecasts

Seasonal and Monthly forecasts
Forecast volumes in thousands of acre-feet (KAF)


McPhee Reservoir Inflow Forecast

	90%	70%	50%	30%	10%
Apr-Jul	45	57	70	90	110
May	14	22	29	38	45
Jun	5	7	11	20	30
Jul	3	5	7	9	12
Aug	3	5	7	8	11
Sep	3	4.5	6	8	12

April observed 23.2 KAF


Groundhog Reservoir Forecast Releases: Acre-Feet (AF)
May     210
Jun     480
Jul     2240
Aug     2860
Sep     1620