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<br />001218 <br /> <br />. <br /> <br />. <br /> <br />.' <br /> <br />October 2. 2000 Forecast of Colorado River Flow into <br />lake PowelH11 (Million ~-feetl <br /> <br />USBR am National Weather service <br />APrih1ulv Water Year 2000 <br /> <br /><lIanJe From laSt <br />Month's Forecast <br />APril-Julv Wat Yr 2000 <br /> <br />Maxinnmt(2) <br />Mean <br />Mi.n:i= (2) <br /> <br />4.352 <br /> <br />7.610 <br /> <br />+0.000 <br /> <br />+0.000 <br /> <br />4.352 * <br /> <br />7.310 ** <br /> <br />+0.000 <br /> <br />+0.000 <br /> <br />4.352 <br /> <br />7.010 <br /> <br />+0.000 <br /> <br />+0.000 <br /> <br />* 'Ihis nonth' s A-J forecast is 56% of 30-year A-J average shown below. <br />** 'Ihis nonth's WY forecast is 62% of 30-year WY average shown below. <br /> <br />Camoarison with past records <br />of Colorado River <br />inflow into lake fuwell <br />(at Lee Ferry prior to 1962) <br /> <br /> APril-Julv Flow Water Year Flow <br />lDng-Time Average (1922-99) 8.065 11. 927 <br />3D-yr. Average (1961-90) 7.735 11.724 <br />10-yr . Average (1990-99) 7.321 11.238 <br />Max. of Rea:lrd 15.404 (1984) 21.873 (1984) <br />Min. of Rea:lrd 1. 286 (1977) 3.663 (1977) <br />laSt Year (1999) 7.621 12.712 <br /> <br />(1) Uooer cx>rrlitions of no other Upper Basin reseJ:Voirs. <br /> <br />(2) USBR am NWS forecasts iIxlicate the probability of 19 chances out of <br />20 that the actual flow will not exceed the maximum value, am will not be <br />less than the mininumt value. <br /> <br />-5- <br />