This evening, Los Angeles enjoys clear skies with temperatures gently dropping. Meanwhile, the Southwest sizzles under a heatwave. Dive into our full weather coverage!

Los Angeles Evening News – 06/18/2025 Welcome to your concise Southwest Forecast update. This evening in Los Angeles, enjoy the serene clear skies with temperatures tapering from a cozy 78 degrees to a cooler 68 degrees by late night. Across the Southwest, it’s a contrast of climates from heavy rain near San Francisco to the baking temperatures in Phoenix and Las Vegas. For an in-depth look at the forecast and what it means for your week ahead, be sure to visit our full blog at https://amyfreeze.ai/.
The Southwest region is seeing a dramatic range of weather conditions today. Heavy rain is impacting areas near San Francisco and Fresno, bringing much-needed moisture to the California landscape. Las Vegas enjoys dry conditions despite the surrounding cloud cover. In Phoenix, things remain calm for now, but Flagstaff could experience light showers as the rain shifts eastward.
This evening in Los Angeles, expect clear skies with temperatures gradually dropping from 78 degrees at 9 PM to 71 degrees by 11 PM, eventually reaching 68 degrees by 1 AM. Winds will be gentle, coming from the south at 8 miles per hour in early evening, decreasing to 5 miles per hour later.
Tonight, temperatures will dip significantly across the Southwest. Las Vegas and Phoenix are both expected to drop to 82 degrees, while Flagstaff will see cooler conditions at 51 degrees. San Francisco will cool down to 52 degrees, and Bakersfield will have a low of 66 degrees. In Reno, expect a chilly low of 55 degrees, making for a brisk evening in the region.
Tomorrow in Phoenix, expect the highs to soar to a blistering 116 degrees, well above average for this time of year. Las Vegas will feel the heat too, with temperatures rising to 110 degrees. Farther north, Flagstaff will see a milder high of 89 degrees, providing some relief from the heat wave impacting the lower elevations. Bakersfield is set to reach 103 degrees, while Fresno will warm up to 99 degrees. San Diego remains cooler at 76 degrees, showcasing a stark contrast to the extreme heat experienced inland.
For tomorrow in the Southwest, expect dry and sunny conditions to dominate, with high temperatures rising into the low 90s across Arizona, from Phoenix to Tucson. A weak disturbance will bring increased cloud cover to California’s coastal areas, but the rain remains offshore. Nevada’s southern regions will experience breezy conditions, contributing to an elevated fire weather concern. Throughout the day, temperatures in Southern California will climb into the mid-80s, though expect cooler temperatures near the coast due to marine influence.
In sunny Los Angeles, be sure to take precautions as the UV index is high at 10 today, with a burn time of just 12 minutes. Tomorrow continues with a strong UV presence at 10 as well, so keep your sunscreen handy and schedule plenty of shade breaks!
Wednesday: Partly cloudy with a high of 76 degrees and a low of 63 degrees. Thursday: Mostly clear skies bringing a high of 73 degrees and a nighttime low of 61 degrees. Friday: Enjoy mostly clear conditions with temperatures reaching 72 degrees during the day and cooling to 61 degrees overnight. Saturday: A mix of sun and clouds with a high of 69 degrees and a comfortable low of 59 degrees. Sunday: Expect clear skies with daytime highs climbing to 72 degrees and nighttime lows around 60 degrees. Monday: Clear and bright with a high of 72 degrees and a mild low of 60 degrees. Tuesday: Mostly clear conditions with a daytime high of 70 degrees and a low of 60 degrees.