Expires:202512110000;;332690 FPUS56 KPDT 101159 ZFPPDT Zone Forecast Product for Northeast Oregon and South Central Washington National Weather Service Pendleton OR 358 AM PST Wed Dec 10 2025 ORZ509-110000- East Slopes of the Oregon Cascades- Including the cities of Camp Sherman, La Pine, Sisters, and Sunriver 358 AM PST Wed Dec 10 2025 .TODAY...Partly sunny with a 50 percent chance of rain. Highs in the mid 40s to lower 50s, except in the mid to upper 50s valleys. Breezy. Southwest wind 10 to 20 mph with gusts to around 45 mph. Rainfall amounts less than a tenth of an inch. .TONIGHT...Mostly cloudy with a 50 percent chance of rain. Lows in the mid 30s to mid 40s. Southwest wind 5 to 15 mph with gusts to around 35 mph. .THURSDAY...Partly sunny with a 50 percent chance of rain. Highs in the upper 40s to mid 50s. Southwest wind 5 to 15 mph with gusts to around 30 mph in the morning, becoming light. Rainfall amounts less than a tenth of an inch. .THURSDAY NIGHT...Partly cloudy with a 20 percent chance of rain. Lows in the upper 20s to upper 30s. .FRIDAY...Mostly sunny. Highs in the 50s. .FRIDAY NIGHT AND SATURDAY...Partly cloudy. Lows in the 30s. Highs in the 50s. .SATURDAY NIGHT...Partly cloudy with a 20 percent chance of rain. Lows in the 30s. .SUNDAY AND SUNDAY NIGHT...Mostly cloudy. A 50 percent chance of rain. Highs in the lower 40s to lower 50s, except in the lower to mid 50s valleys. Lows in the lower 30s to lower 40s. .MONDAY...Rain likely. Highs in the lower 40s to lower 50s, except in the lower to mid 50s valleys. Chance of precipitation 70 percent. .MONDAY NIGHT...Rain and high mountain snow. High mountain snow may be heavy at times. Light high mountain snow accumulations. Lows in the mid 30s to lower 40s. Chance of precipitation 90 percent. .TUESDAY...Rain and high mountain snow likely. Light high mountain snow accumulations. Highs in the 40s. Chance of precipitation 70 percent. $$