OCR Text |
Show 0er supply outlook dbove average for Basin lnril water supply outlook for y i'tah is above normal, ac-the ac-the NOAA National Weather (i River Forecast Center in Salt fs'W' . nnw forecasts generally m- mer last months by 10 to 25 f' , Hie most significant rise was Pmchesne River near Randlett ' forecast jumped 45 percent. fL& throughout the basin are 145 to WO percent of average r warns draining the Wasatch r ST while streams along the of the Uintas are forecast n'to 131 percent. I ,h precipitation was above K over most of eastern Utah. tS ranged from about 150 per-t per-t 4 average over the Uinta tls to 300 percent in the vicinity II River, Utah. Seasonal (Oc-, L ami March) precipitation was in the 150-160 percent range ,Dt of eastern Utah, but rea-; rea-; 4, 200 percent level in the ';SJo, Blanding area, rpad: measurements over eastern Utah were generally 140 to 180 percent of normal. Streamflow for October through March on the Whiterocks River near Whiterocks was 10,700 acre-feet, 82 percent of average, Green River at Green River, Utah, 80,000 acre-feet, 89 percent. Inflow' to Flaming Gorge for March was 92,000 acre-feet, 106 percent, per-cent, and inflow October through March was 266,300 acre-feet, 88 percent of average. Moon Lake storage on March 31 was 10,500 acre-feet and is expected to fill by late June with the high runoff volumes anticipated from the heavy snowpack. It is possible that snowmelt peak flows this spring may produce some minor flooding particularly on stream channels where flow volumes exceed 140 percent of normal. Interests along stream channels susceptible to flooding should be alert for high flows and exercise the necessary precautions. Lake Powell is expected to fill for the first time, in late July and has an April-July April-July inflow forecast of 10,800,000 acre-feet, acre-feet, 155 percent of average. |