Expires:202512291400;;395552 FPUS55 KTWC 282109 ZFPTWC Zone Forecast Product for Southeast Arizona National Weather Service Tucson AZ 208 PM MST Sun Dec 28 2025 AZZ503-291400- Upper Santa Cruz River Valley/Altar Valley- Including Nogales 208 PM MST Sun Dec 28 2025 .TONIGHT...Partly cloudy. Lows 40 to 46. .MONDAY...Mostly cloudy. Highs 64 to 70. .MONDAY NIGHT...Mostly cloudy. Lows 41 to 47. .TUESDAY...Mostly cloudy. Highs 66 to 72. .TUESDAY NIGHT...Mostly cloudy. Lows 44 to 52. .WEDNESDAY...Mostly cloudy with a 30 percent chance of showers. Highs 69 to 74. .WEDNESDAY NIGHT...Showers likely. Lows 48 to 54. Chance of precipitation 70 percent. .NEW YEARS DAY...Showers likely. Highs 63 to 68. Chance of precipitation 60 percent. .THURSDAY NIGHT...Mostly cloudy with a 50 percent chance of showers. Lows 46 to 52. .FRIDAY...Mostly cloudy with a 30 percent chance of showers. Highs 63 to 68. .FRIDAY NIGHT THROUGH SATURDAY NIGHT...Mostly cloudy with a 10 percent chance of showers. Lows 40 to 49. Highs 65 to 70. .SUNDAY...Mostly cloudy. Highs 65 to 70. $$