Curious about the Southwest’s weather? Amy Freeze delivers precise forecasts for Salt Lake City, Phoenix, and beyond, providing essential tips for upcoming weather changes.

This detailed post explores the varied weather patterns across the Southwest, led by expert meteorologist Amy Freeze. From evening clouds in Salt Lake City to Phoenix’s desert heat, understand what these changes mean for your week ahead. Also, don’t miss insights on potential showers and temperature dips — crucial for planning your outings and staying safe.
It’s a clear day across much of the Southwest. Northern Nevada, around Ely, is experiencing some showers moving into Utah. Reno is seeing light rain. A cold front is dipping southward, bringing scattered showers to areas near Redding and spreading toward Eastern California. The rest of the region, including major cities like Los Angeles, Las Vegas, and San Francisco, enjoys clear skies.
Cloudy skies are expected this evening in Salt Lake City, with temperatures starting at 52 degrees at 9 PM. Winds will come from the west at 8 miles per hour. By 11 PM, anticipate partly cloudy conditions with temperatures dropping to 49 degrees and winds shifting to the south-southeast at 7 miles per hour. As the clock strikes 1 AM, the temperature will further decline to 47 degrees with partly cloudy skies, and a gentle southeast breeze at 5 miles per hour.
Expect Los Angeles to have a low of 53 degrees tonight, while San Diego cools down to 56. Bakersfield will experience a low of 56 degrees as well. Flagstaff is in for a brisk night at 29, and Ely will be quite frigid at 29 degrees. Las Vegas will remain milder at 60 degrees, but expect a significant drop compared to the heat of the day.
High temperatures in the Southwest tomorrow will be above average for the season. Phoenix is set to reach a sizzling 86 degrees, while Las Vegas warms up to 81. In California, Bakersfield and Fresno expect highs of 81 degrees, with Los Angeles not far behind at 69 degrees. San Diego will enjoy a pleasant 70 degrees, benefiting from coastal breezes.
On Tuesday, a significant weather shift is expected in the Southwest region. A cold front is advancing through Northern California bringing rounds of valley rain and elevations susceptible to accumulating snow. By Wednesday, Southern California, especially the San Bernardino Valley, will experience heavy showers, leading to potentially tricky driving conditions and slick mountain passes. Northern Arizona should brace for isolated thunderstorms, with locally heavy precipitation possible. Temperatures across the region will remain mild, with a slight dip following the frontal passage into Wednesday.
The UV index in Salt Lake City for Tuesday will reach a moderate level of 4, with a potential burn time of about 35 minutes under direct sunlight. On Wednesday, the UV index increases to 5.
For the 7-day forecast in Salt Lake City: Tuesday: Partly cloudy with a high of 55 degrees and a low of 41. Wednesday: Look for partly cloudy skies again, with temperatures reaching up to 52 degrees, cooling to 42 at night. Thursday: Expect a warmer day with partly cloudy conditions, highs around 61 degrees and nighttime lows of 48. Friday: Another partly cloudy day, enjoy a high of 64 degrees and a low of 48. Saturday: Showers move in with temperatures peaking at 65 degrees during the day and dropping to 45 at night. Sunday: Rainy conditions expected with a cooler high of 50 degrees and a low of 42. Monday: More showers on the way with temperatures reaching 54 degrees by day and falling to 45 overnight.