Widespread flash flood watch for Lake Tahoe, Carson Valley and Sierra Counties

Submitted by paula on Mon, 07/23/2018 - 8:47am

Another round of strong thunderstorms with heavy rain is expected Monday afternoon and evening. Storms will be capable of intense rainfall rates on the order of 2 inches or more in an hour.

A Flash Flood Watch is up for portions of California and western Nevada, including the following areas, in California, Greater Lake Tahoe Area, Lassen-Eastern Plumas-Eastern Sierra Counties, and Mono County. In western Nevada, Greater Lake Tahoe Area, Greater Reno-Carson City-Minden Area, and Mineral and Southern Lyon Counties.

Showers and thunderstorms will persist early this week with the best coverage along the eastern Sierra from Mono and Alpine Counties northward to the Sierra Front of western Nevada. Locally heavy rain will keep the flash flood potential around through today with more localized potential Tuesday. High pressure will

build mid to late week for a decrease in thunderstorms and a return to hot temperatures.

The two-day forecast for South Lake Tahoe:
Today: Scattered showers and thunderstorms after 11am. Partly sunny, with a high near 82. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 50%.

Tonight - Scattered showers and thunderstorms before 11pm. Partly cloudy, with a low around 54. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 40%.

Tuesday - A 30 percent chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 84. Light southwest wind becoming west 5 to 10 mph in the afternoon.

Tuesday Night - A 20 percent chance of showers and thunderstorms before 11pm. Mostly clear, with a low around 53. West wind around 5 mph becoming calm in the evening.