Heat Persists in the South Central U.S. and Southwest; Heavy rains in the Desert Southwest and Central Plains
Sweltering heat remains across the South-Central Plains, Lower/Middle Mississippi Valley, and the Southwest this week with limited nighttime relief. Thunderstorms will bring heavy rainfall leading to localized flash flooding in portions of the Desert Southwest and central Plains. Isolated strong to severe thunderstorms are possible across portions of the central Plains into the Northeast. Read More >
| NWS Forecast for: 10 Miles ESE Mt Jefferson OR Issued by: National Weather Service Pendleton, OR Last Update: 11:46 am PDT Sep 8, 2026 |  |
| Tonight: Mostly clear, with a low around 51. Calm wind. Wednesday: Sunny, with a high near 86. Calm wind. Wednesday Night: Mostly clear, with a low around 52. Calm wind becoming west around 5 mph after midnight. Thursday: Sunny, with a high near 79. Calm wind becoming west 5 to 8 mph in the afternoon. Thursday Night: Partly cloudy, with a low around 46. West wind 3 to 8 mph. Winds could gust as high as 22 mph. Friday: Sunny, with a high near 70. Friday Night: Partly cloudy, with a low around 45. Saturday: A slight chance of showers, then a chance of showers and thunderstorms after 11am. Partly sunny, with a high near 61. Chance of precipitation is 40%. Saturday Night: A 40 percent chance of showers, mainly before 11pm. Mostly cloudy, with a low around 44. Sunday: Mostly sunny, with a high near 64. Sunday Night: Mostly clear, with a low around 46. Monday: Sunny, with a high near 68. Monday Night: Mostly clear, with a low around 48. Tuesday: Sunny, with a high near 70. | |
| 10 Miles ESE Mt Jefferson OR 44.63°N 121.61°W (Elev. 3396 ft) | |
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