####018004048#### ACUS45 KWBC 151456 SCCNS5 Storm Summary Number 2 for West Coast Atmospheric River NWS Weather Prediction Center College Park MD 700 AM PST Sun Jan 15 2023 ...Rain and mountain snow gradually weakens over California as the atmospheric river moves inland... Winter Storm Warnings are in effect over the Sierra Nevada, Transverse Range, Spring Mountains, and high elevations of north-central Arizona. Flood Warnings are in effect for select portions of the Central Valley in California. Flood Watches are in effect for portions of the Bay Area in California. For a detailed graphical depiction of the latest watches, warnings and advisories, please see www.weather.gov At 600 AM PST...Overall, precipitation coverage across the West has generally decreased in intensity and coverage as an atmospheric river weakens across the West. National Weather Service RADAR indicates a broad area of moderate to heavy precipitation across much of central Arizona associated with the atmospheric river. Another area of widely scattered showers and thunderstorms is currently moving from west to east across much of California, with an area of particularly heavy precipitation making its way into the Bay Area currently, associated with the impending atmospheric river forecast to impact the area on Monday. ...Selected preliminary Storm Total Snowfall in inches from 700 AM PST Fri Jan 13 through 600 AM PST Sun Jan 15... ...ARIZONA... WILLIAMS 2 SE 16.5 FLAGSTAFF MALL 1 WSW 15.0 ...CALIFORNIA... DONNER PEAK 1 W 17.0 PALISADES TAHOE SKI BAS 14.0 MAMMOTH MOUNTAIN SKI BA 9.0 ...NEVADA... SODA SPRINGS 26.0 MT CHARLESTON 1 ESE 13.0 ...Selected preliminary Storm Total Rainfall in inches from 700 AM PST Fri Jan 13 through 600 AM PST Sun Jan 15... ...CALIFORNIA... HONEYDEW 3.2 SSE 7.63 ANDERSON PEAK 7.37 THREE PEAKS 6.85 BLACK CONE 6.15 LAS CUMBRES 6.15 BOULDER CREEK 3 NW 5.28 BLACK BUTTE SADDLE 4.78 CAZADERO 6.6 WNW 4.46 WOODACRE 0.6 SW 3.55 BASS LAKE 2.36 ...OREGON... BROOKINGS 2.8 SE 4.09 GOLD BEACH 3.00 ...Selected preliminary Peak Wind gusts in miles per hour earlier in the event... ...CALIFORNIA... HIGH GLADE LOOKOUT 73 SCOTIA 4.3 SW 70 Although rain and mountain snow will continue to wind down today, another atmospheric river will bring additional rounds of heavy rainfall and mountain snow on Monday. With saturated conditions still in place across much of California, even light to moderate precipitation impacts can result in flooding, mudslides, and other associated damages. This next atmospheric river will focus on regions of central and southern California, especially along coastal areas. Meanwhile in the mountains, additional heavy snow of 1-2 feet is expected. Strong winds may accompany the heavy snowfall, which may lead to blowing snow and whiteout conditions. The next Storm Summary will be issued by the Weather Prediction Center at 700 PM PST. Please refer to your local National Weather Service office for additional information on this event. Genz $$