Lake Tahoe has many different climate zones. At the top of the peaks it can be windy and cold while at the lake it can be sunny and warm. The lake elevation is at 6200 feet above sea level and the mountain peaks are up to 11,000 feet. Truckee Airport may be fogged in while South Tahoe Airport is clear.
How can you tell what the different conditions and forecasts are around the lake? If you listen to the news or general forecasts, they provide general forecasts.
The best forecasts are from our tax paid National Weather service. Go to the source.
Here are links to some of the areas in Lake Tahoe. Note that you can click on a specific location on the map and will get a specific forecast for that area.