Expires:202605182300;;763327 FPUS55 KPSR 181100 ZFPPSR Zone Forecast Product for Southwest Arizona/Southeast California National Weather Service Phoenix AZ 400 AM MST Mon May 18 2026 This is an automatically generated product that provides average values for large geographical areas and may not be representative of the exact location that you are interested in. For a more site specific forecast, please visit weather.gov/phoenix and either (1) Select a location from the dropdown menu above the map or (2) Click a location on the map. You can refine your selection by clicking on the map displayed on the resulting page. CAZ560-561-182300- Joshua Tree NP West-Joshua Tree NP East- Including the cities of Cottonwood Visitor and Lost Horse-Keys Village 400 AM PDT Mon May 18 2026 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 11 AM PDT THIS MORNING... .TODAY...Sunny and windy. Not as warm. Highs 70 to 80. North wind 20 to 30 mph in the morning decreasing to 10 to 20 mph in the afternoon. Gusts up to 40 mph in the morning. .TONIGHT...Clear and cooler. Lows 51 to 61. Northwest wind 5 to 10 mph. .TUESDAY...Sunny and warmer. Highs 77 to 87. North wind 10 to 15 mph. .TUESDAY NIGHT...Clear. Lows 55 to 65. Northwest wind 5 to 10 mph. .WEDNESDAY...Sunny. Highs 81 to 91. North wind 5 to 15 mph. .WEDNESDAY NIGHT...Clear. Lows 52 to 68. .THURSDAY...Sunny. Highs 80 to 94. .THURSDAY NIGHT...Clear. Lows 54 to 70. .FRIDAY...Sunny. Highs 81 to 95. .FRIDAY NIGHT...Clear. Lows 53 to 69. .SATURDAY...Sunny. Highs 80 to 94. .SATURDAY NIGHT...Clear. Lows 52 to 69. .SUNDAY...Sunny. Highs 81 to 95. $$ Visit us on Facebook, Twitter, and at weather.gov/phoenix