Heavy Rain and Flash Flooding in the West; Heat Expands in the Central U.S.
Monsoonal moisture will produce showers and thunderstorms with heavy rain over parts of the Southwest, Great Basin, and Central Rockies through Monday. Flash flooding is possible, especially in and around burn scars and in areas of steep terrain. Heat will persist across the Central U.S. early this week, spreading into the Ohio Valley and Mid-Atlantic later this week. Read More >
| NWS Forecast for: 4 Miles SSW Pine Grove OR Issued by: National Weather Service Pendleton, OR Last Update: 3:01 pm PDT Aug 30, 2026 |  |
Tonight: Mostly clear, with a low around 48. Northeast wind around 5 mph becoming calm in the evening. Monday: Increasing clouds, with a high near 79. Calm wind becoming northeast 5 to 7 mph in the afternoon. Monday Night: Mostly cloudy, with a low around 53. North wind around 6 mph becoming calm in the evening. Tuesday: Mostly sunny, with a high near 75. Light west wind increasing to 5 to 10 mph in the morning. Tuesday Night: A 20 percent chance of showers before 11pm. Mostly cloudy, with a low around 50. West wind 10 to 15 mph becoming light after midnight. Winds could gust as high as 26 mph. Wednesday: A 50 percent chance of showers. Mostly cloudy, with a high near 64. Wednesday Night: Showers. Low around 48. Chance of precipitation is 90%. Thursday: Showers likely. Mostly cloudy, with a high near 62. Chance of precipitation is 70%. Thursday Night: A 50 percent chance of showers. Mostly cloudy, with a low around 46. Friday: A chance of showers. Partly sunny, with a high near 64. Friday Night: A chance of showers. Mostly cloudy, with a low around 46. Saturday: A slight chance of showers. Mostly sunny, with a high near 67. Saturday Night: Partly cloudy, with a low around 46. Sunday: A slight chance of showers. Mostly sunny, with a high near 69. | |
| 4 Miles SSW Pine Grove OR 45.06°N 121.39°W (Elev. 2982 ft) | |
Visit your local NWS office at: https://www.weather.gov/pdt |
