Lake Tahoe weather: Heavy rain could bring floods; snow coming, too
October 4, 2010
LAKE TAHOE and#8212; Showers and thunderstorms will continue over the Sierra and Western Nevada Monday as low pressure moves into Central California, bringing the potential for flooding in and around the Lake Tahoe region and some snow at higher elevations, according to the National Weather Service in Reno.
Stronger showers and thunderstorms Monday produce heavy rain and small hail, NWS reports, and rainfall amounts of half an inch or more is possible in a short period of time, and#8220;which could lead to ponding of water on roads … poorly drained urban areas and increase flows on small creeks and streams.and#8221;
On Monday night, the low pressure will move into the Central and Southern Sierra and remain nearly stationary through Wednesday. Snow levels will fall below 9,000 feet later Monday night, and may drop as low as 7,500 feet at times over mono county, NWS reports.
Moderate to heavy precipitation bands are likely to continue into Wednesday. Additional rainfall amounts of one third to one inch are possible within these heavy bands per day.
In higher elevations, several inches of snow will accumulate later Monday and Monday night, impacting backcountry activities and travel over the high mountain passes, including Highway 431.
Skies are expected to clear toward the weekend, with sunny skies and high temperatures in the low- to mid-60s by Saturday.
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Below is an extended forecast from http://www.noaa.gov.
Monday: Rain and possibly a thunderstorm. High near 52. West wind between 5 and 10 mph. Chance of precipitation is 100 percent.
Monday night: Rain and possibly a thunderstorm before 11 p.m., then a chance of rain. Low around 41. North wind between 5 and 10 mph. Chance of precipitation is 80 percent.
Tuesday: A 50 percent chance of rain. Mostly cloudy, with a high near 47. Northeast wind around 10 mph.
Tuesday Night: A 50 percent chance of rain. Mostly cloudy, with a low around 39. East wind between 5 and 15 mph.
Wednesday: A 50 percent chance of showers. Partly sunny, with a high near 48. East wind around 5 mph.
Wednesday Night: A 30 percent chance of showers. Mostly cloudy, with a low around 38.
Thursday: A 20 percent chance of showers. Mostly sunny, with a high near 55.
Thursday Night: Partly cloudy, with a low around 40.
Friday: Sunny, with a high near 59.
Friday Night: Mostly clear, with a low around 41.
Saturday: Sunny, with a high near 65.
Saturday Night: Clear, with a low around 42.
Sunday: Sunny, with a high near 66.