Expires:202512102300;;330018 FPUS55 KPSR 101101 ZFPPSR Zone Forecast Product for Southwest Arizona/Southeast California National Weather Service Phoenix AZ 400 AM MST Wed Dec 10 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. CAZ564-565-568-570-102300- Chuckwalla Mountains-Imperial County Southeast-Chiriaco Summit- Chuckwalla Valley- Including the cities of Imperial Hot Mineral Springs, Winterhaven, Chiriaco Summit, and Midland 300 AM PST Wed Dec 10 2025 .TODAY...Sunny. Highs 75 to 80. North wind 5 to 15 mph. .TONIGHT...Clear. Lows 48 to 58. North wind 5 to 10 mph. .THURSDAY...Sunny. Highs 76 to 81. North wind 5 to 10 mph. .THURSDAY NIGHT...Clear. Lows 48 to 58. North wind 5 to 10 mph. .FRIDAY...Sunny. Highs 76 to 81. North wind 5 to 10 mph. .FRIDAY NIGHT...Mostly clear. Lows 47 to 57. .SATURDAY...Partly sunny. Highs 71 to 79. .SATURDAY NIGHT...Partly cloudy. Lows 48 to 58. .SUNDAY...Partly sunny. Highs 71 to 79. .SUNDAY NIGHT...Mostly clear. Lows 46 to 56. .MONDAY...Sunny. Highs 71 to 79. .MONDAY NIGHT...Partly cloudy. Lows 46 to 55. .TUESDAY...Mostly sunny. Highs 71 to 79. $$