Share on Facebook Share on Twitter Share on LinkedIn Share on WhatsApp Share via Email Share via SMS Copy LinkA heat wave is forecasted for the region and lower valleys starting Friday. – A heat wave is forecasted for the Greater Lake Tahoe area and surrounding valleys starting Friday. Triple digits are expected in the valleys surrounding Lake Tahoe, including Sacramento, Carson City and Reno. The National Weather Service in Reno has issued a formal heat advisory for regions east and south of Reno, including Fallon. Afternoon highs reach the triple digits for lower valleys, including Carson City and Minden, with highs near 90s for Sierra communities, including Truckee.