NOAA

Dec 17, 2014

Widespread precipitation is expected from the West Coast to the Rockies late this week as an upper trough and associated cold front edge inland over the Western U.S.. A rich plume of moisture feeding into drought-stricken California will fuel heavy rains on Friday. The thirst-quenching downpours will pose a risk of flash flooding especially over the upslope side of the terrain. However, accumulating snows along the Sierra Nevada range should help with drought relief. On Saturday precipitation will shift eastward into the Intermountain...

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