January lack of precipitation dominates most of the West

Month to date precipitation, 23 January 2014

The National Water and Climate Center produces this weekly report in cooperation with the National Drought Mitigation Center and other Federal agencies. The report focuses on precipitation, temperature and snowpack conditions in the western U.S., and provides a national drought summary.

Snow Telemetry (SNOTEL) month to date precipitation percent of normal shows that the central and northern Rockies have received abundant moisture.  Significant deficits dominate the remainder of the West; especially over the southern Cascades, Sierra Nevada, Great Basin, Four Corners region, Arizona, and New Mexico.

Note that it takes only a few winter storms to help increase values to near normal over the Southwest, whereas it requires more storms to have the same impact over the Pacific Northwest. Read more…

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