Expires:202512301215;;454115 FPUS56 KPDT 292009 ZFPPDT Zone Forecast Product for Northeast Oregon and South Central Washington National Weather Service Pendleton OR 1209 PM PST Mon Dec 29 2025 WAZ027-301215- Yakima Valley- Including the cities of Naches, Sunnyside, Toppenish, and Yakima 1209 PM PST Mon Dec 29 2025 ...AIR STAGNATION ADVISORY IN EFFECT UNTIL NOON PST THURSDAY... .TONIGHT...Mostly cloudy. Lows in the lower to mid 20s. Light wind. .TUESDAY...Mostly sunny. Highs in the mid to upper 30s. Light wind. .TUESDAY NIGHT...Mostly clear. Lows in the lower to mid 20s. Light wind. .WEDNESDAY...Mostly sunny. Highs in the mid 30s. Light wind. .WEDNESDAY NIGHT...Mostly cloudy. Lows in the lower to mid 20s. Light wind. .NEW YEARS DAY...Mostly cloudy with a 20 percent chance of rain. Highs in the 30s. .THURSDAY NIGHT...Mostly cloudy with a chance of rain or snow. Lows in the upper 20s. Chance of precipitation 50 percent. .FRIDAY...Mostly cloudy with a 50 percent chance of rain. Highs in the upper 30s to lower 40s. .FRIDAY NIGHT AND SATURDAY...Mostly cloudy with a chance of rain or snow. Lows in the lower 30s. Highs in the upper 30s to mid 40s. Chance of precipitation 50 percent. .SATURDAY NIGHT AND SUNDAY...Mostly cloudy with a 20 percent chance of rain or snow. Lows in the upper 20s to lower 30s. Highs in the lower to mid 40s. .SUNDAY NIGHT...Mostly cloudy with a 40 percent chance of rain or snow. Lows in the lower 30s. .MONDAY...Partly sunny with a 20 percent chance of rain or snow. Highs in the lower to mid 40s. $$