Normal high/ low temperatures for Sept 9-Sept 16 (high/low) Redding 90/60 Chico 90/54, Quincy 83/38, Chester 80/40, Susanville 79/43, Grass Valley 83/51, Weaverville 88/42, Mt. Shasta 78/43, Yreka 83/45, Alturas 79/36.
A weak upper level low pressure trough is moving into the Pacific Northwest. This system will bring clouds to Northern California today and could fire off a few thunderstorms over the northern mountains late today and Tuesday. Temperatures today will be below normal with south to southwest winds in the afternoon.
Wednesday through the weekend a weak high pressure ridge will be over the western U.S. (see map below). The northstate will be mostly clear except for a few high clouds at times from systems moving by to our north. Temperatures will be 3 to 6 degrees above normal and winds will be light.
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