Meteorologist Amy Freeze brings you the latest weather updates from the Southwest – clear skies in Phoenix, light rain in Northern California, and snow in the Sierra Nevada. Stay tuned!

Dive into a detailed analysis of the Southwest’s weather with Amy Freeze. From the warm evenings in Phoenix with temperatures dipping to the 80s overnight, to the surprising return of winter in the Sierra Nevada with light snowfall, every detail is covered. Plus, get insights into the conditions affecting cities from Las Vegas to San Diego. With a high UV index warning for the weekend, discover how to stay safe under the strong sun. Enjoy a comprehensive 7-day forecast to help plan your week ahead effectively.
On the Regional Radar, the Southwest region is experiencing varying weather conditions. Light rain showers are moving across parts of Northern California, particularly around Redding and Reno. Ely in Nevada is also experiencing light rain, while Salt Lake City remains mostly cloudy but dry. In the Sierra Nevada, some snowfall is occurring, bringing a touch of winter back to the higher elevations. Areas like Bakersfield and Fresno through to Las Vegas and San Diego are enjoying clear skies.
Expect a warm evening in Phoenix with temperatures starting at 92 degrees at 9 PM, gradually dipping to 85 degrees by 1 AM. Winds will shift slightly, coming from the west at 7 mph initially and then from the west-southwest at 8 mph later in the night.
Low temperatures across the Southwest tonight will dip significantly. Flagstaff is expected to reach a chilly 39 degrees, while Ely could see a low of just 32, marking a notable drop. Las Vegas will be cooler than many might expect at 64 degrees. The coast will be milder, with Los Angeles at 55 and San Diego a bit warmer at 57. Expect a brisk night in Reno, sitting at 41 degrees.
High temperatures in the Southwest for tomorrow indicate a significant warming trend. Phoenix is expected to soar to 94 degrees, well above average for this time of year. Las Vegas will follow closely with a high of 86 degrees, also trending above normal. In Southern California, Los Angeles will see a comfortable high of 64 degrees, while Fresno reaches 77.
Expect a mostly sunny day in the Southwest tomorrow, particularly over the desert areas, with a high-pressure system keeping skies clear and temperatures warm. However, the coastal regions of Southern California may see some cloud cover creeping in, accompanied by light to moderate showers, creating slick conditions on highways. Keep an eye out for localized flooding in some areas, primarily in low-lying regions near the coast. As the day progresses, temperatures will remain in the high 80s to low 90s inland, but cooler coastal breezes will keep temperatures in the mid-70s along the shore.
The UV index in Phoenix will soar to a very high level of 10 on Friday, indicating a burn time of just 12 minutes. Saturday also maintains a UV index of 10, keeping the sun’s rays strong with a similar burn time.
For the Phoenix 7 Day Outlook: Friday: Clear skies prevail with a high of 95 degrees and a low of 69 degrees. Saturday: Partly cloudy conditions will bring a high of 95 degrees and a low of 68 degrees. Sunday: A bit cooler with partly cloudy skies, the high reaches 88 degrees and the low falls to 68. Monday: The clear weather returns with highs around 91 degrees and lows at 67 degrees. Tuesday: Enjoy a sunny day with temperatures climbing to 96 degrees and cooling to 70 at night. Wednesday: It gets hotter with clear skies, and temperatures soaring to 103 degrees, low of 74. Thursday: A warmer day with clear skies again, peaking at 105 degrees and a low of 75. Have a fantastic week ahead!