Expires:202512092300;;272339 FPUS55 KPSR 091100 ZFPPSR Zone Forecast Product for Southwest Arizona/Southeast California National Weather Service Phoenix AZ 400 AM MST Tue Dec 9 2025 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. CAZ560-561-092300- Joshua Tree NP West-Joshua Tree NP East- Including the cities of Cottonwood Visitor and Lost Horse-Keys Village 300 AM PST Tue Dec 9 2025 .TODAY...Sunny. Highs 65 to 75. Northwest wind 5 to 15 mph. .TONIGHT...Clear. Lows 48 to 58. Northwest wind 5 to 15 mph. .WEDNESDAY...Sunny. Highs 67 to 77. North wind 5 to 15 mph. .WEDNESDAY NIGHT...Clear. Lows 46 to 56. Northwest wind 5 to 10 mph. .THURSDAY...Sunny. Highs 68 to 78. North wind 5 to 10 mph. .THURSDAY NIGHT...Clear. Lows 45 to 56. .FRIDAY...Sunny. Highs 66 to 78. .FRIDAY NIGHT...Mostly clear. Lows 43 to 56. .SATURDAY...Partly sunny. Highs 63 to 75. .SATURDAY NIGHT...Partly cloudy. Lows 41 to 54. .SUNDAY...Partly sunny in the morning then becoming sunny. Highs 62 to 74. .SUNDAY NIGHT...Clear. Lows 40 to 53. .MONDAY...Mostly sunny. Highs 62 to 74. $$ Visit us on Facebook, Twitter, and at weather.gov/phoenix