LAKE COUNTY, Calif. — As Lake County’s fall rain total continues to rise, a flood watch is expected to remain in effect until Friday night.

The National Weather Service’s observation stations showed that over the 48 period ending at 2 a.m. Friday, some areas of Lake County had several inches of rain.

Rainfall amounts in that time frame range from 3.68 inches in Upper Lake to 5.64 inches in Lower Lake to 9.66 inches in Hidden Valley Lake and 10.68 inches in Whispering Pines.

The largest rainfall total, 11.32 inches, was recorded in northern Lake County near Lake Pillsbury.

Thursday’s rainfall topped Wednesdays. Rainfall totals in inches for the 24-hour period ending at 2 a.m. Friday are as follows:

• Hidden Valley Lake: 5.09.
• Indian Valley Reservoir: 2.01.
• Knoxville Creek: 3.77.
• Lake Pillsbury: 5.38.
• Lower Lake: 3.03.
• Lyons Valley: 3.08.
• Upper Lake: 1.16.
• Whispering Pines: 5.12.

The rain has quickly pushed Clear Lake to the highest level for November since 2019, according to U.S. Geological Survey historical data.

As of 2 a.m., the lake had reached 2.36 feet Rumsey, the special measure for Clear Lake, up from 1.64 feet Rumsey on Nov. 18.

The flood watch issued by the National Weather Services remains in effect until 10 p.m. Friday.

Rain is expected through the weekend, during which time up to another 3 inches of rain are possible, based on the forecast.

There also are chances of rain in the forecast through most of next week.

Conditions are expected to begin to clear on Wednesday night, with Thanksgiving Day forecast to be sunny.

Email Elizabeth Larson at This email address is being protected from spambots. You need JavaScript enabled to view it.. Follow her on Twitter, @ERLarson, and on Bluesky, @erlarson.bsky.social. Find Lake County News on the following platforms: Facebook, @LakeCoNews; X, @LakeCoNews; Threads, @lakeconews, and on Bluesky, @lakeconews.bsky.social.