| NWS Forecast for: Upper Slopes of the Eastern Washington Cascades Crest Issued by: National Weather Service Pendleton, OR Last Update: 527 PM PDT Thu Sep 24 2026 |  |
| Rest Of Tonight: Rain showers overnight. Lows in the upper 30s to upper 40s. Chance of precipitation near 100 percent. Rainfall amounts around a tenth of an inch. Friday: A chance of rain showers in the morning, then rain showers and a chance of thunderstorms in the afternoon. Highs in the mid 40s to mid 50s. Southwest wind 5 to 15 mph in the afternoon. Gusts up to 35 mph. Chance of precipitation near 100 percent. Rainfall amounts between a quarter and a half of an inch possible, except higher amounts possible in thunderstorms. Friday Night: Mostly cloudy. A chance of rain and high mountain snow showers in the evening, then a chance of rain showers overnight. Lows in the 30s. West wind 5 to 15 mph with gusts to around 40 mph. Chance of precipitation 50 percent. Saturday: Partly cloudy. Highs in the upper 40s to upper 50s. Saturday Night: Mostly cloudy. Lows in the 30s. Sunday Through Monday: Partly cloudy. Highs in the mid 40s to mid 50s, except in the mid to upper 50s valleys. Lows in the 30s. Monday Night: Partly cloudy with a 20 percent chance of rain showers. Lows in the mid 30s to lower 40s. Tuesday And Tuesday Night: Mostly cloudy with a 50 percent chance of rain showers. Highs in the mid 40s to mid 50s. Lows in the mid 30s to lower 40s. Wednesday Through Thursday: Mostly cloudy with a 20 percent chance of rain showers. Highs in the upper 40s to upper 50s. Lows in the upper 30s to lower 40s. | |
| Zone Forecast: Upper Slopes of the Eastern Washington Cascades Crest | |
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