Get ready for strong winds and elevated fire danger today, then very wet and windy weather to return on Tuesday. A Wind Advisory will go into effect in the valley and some foothill areas at 9am this morning, and is projected to last through 6pm tonight. Sustained winds could be as strong as 30mph out of the North today, and gusts could be as strong as 50mph. Humidity will be dangerously low this afternoon, and is projected to fall into the 15 to 30 percent range later today. The gusty winds and low humidity will result in elevated fire danger, so you're encouraged to use extra caution today. Temperatures are starting out chilly this morning, and will be close to average this afternoon. Valley areas are starting out in the low 30's to low 40's this morning, and mountain areas have dipped into the 20's to 30's overnight. Skies will be sunny but high temperatures will end up several degrees cooler than what we had on Sunday. Valley areas can expect high temperatures to top out in the high 50's to low 60's this afternoon, and mountain areas will end up in the high 30's to around 50 degrees later today.
A substantial winter storm is set to arrive in Northern California on Tuesday. Rain and snow will become more substantial through the day and are expected to be heaviest from Tuesday afternoon through Wednesday morning. A Winter Storm Warning will go into effect for areas above 2000' at 10am on Tuesday and is set to last through 4pm Wednesday. Rain will be likely in the valley, and we'll have a chance for some valley snow in Redding on Tuesday evening. Snow levels will mostly be down to around 2000' in portions of the Sierra. Up to 18 inches of snow can be expected in the foothills, and up to 3 feet of snow can be expected in areas above 3500' from Tuesday afternoon through early Thursday. We'll also have a Wind Advisory in effect from 6pm Tuesday through 6pm Wednesday for gusty South winds across our region. Sustainted winds could reach 30mph out of the South in the valley on Tuesday night, and we could be dealing with South gusts up to around 50mph through early Wednesday. The intensity of the rain and snow is expected to start to wind down on Wednesday evening, but we could still be dealing with more active weahter in your Thanksgiving Day forecast. There is a chance for showers and thunderstorms in the valley on Wednesday and more snow in the mountains. Travel impacts over the next few days are projected to be severe, so make sure you plan ahead to stay safe. High temperatures will be much cooler for the week ahead, with valley areas mostly topping out in the mid to high 40's from Tuesday through your weekend. Mountain areas will have high temperatures mostly in the 20's to 30's during that time. Overnight low temperatures will end up in the 30's to low 40's in the valley over the next several days, and mountain areas will dip into the teens to 20's over the next several nights.
A break in the active weather is projected for Friday into Saturday afternoon, but temperatures will remain cold. We have a chance for showers returning as early as Saturday evening, and a decent chance for more wet weather on Sunday. Overnight low temperatures will become much cooler for the end of your week and for your weekend. Valley areas could dip into the 20's on Friday morning, and will continue do dip into the 20's for Saturday and Sunday mornings. Mountain areas will dip into the teens from Friday through this weekend, and will have the potential for single digit low temperatures in some areas during that time.