Heat the Southwest; Fire Weather in the Central U.S.; Kona Low Impacting Hawaii
A rare March heat wave is ongoing with much above-normal temperatures over the Southwest U.S. through this weekend. Periods of critical fire weather will persist from the central Rockies to the central and southern Plains through the weekend as gusty winds and low relative humidity continue. A Kona low will continue to bring several rounds of moderate to heavy rainfall to Hawaii through Sunday. Read More >
| NWS Forecast for: 3 Miles NW Sisters OR Issued by: National Weather Service Pendleton, OR Last Update: 2:30 pm PDT Mar 20, 2026 |  |
| Tonight: Rain likely, mainly after 2am. Mostly cloudy, with a low around 39. West wind 5 to 7 mph becoming calm in the evening. Winds could gust as high as 24 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible. Saturday: A 30 percent chance of rain before 8am. Mostly sunny, with a high near 53. Calm wind becoming west around 5 mph in the afternoon. Saturday Night: Mostly clear, with a low around 25. West wind around 5 mph becoming calm in the evening. Sunday: Mostly sunny, with a high near 57. Calm wind. Sunday Night: Mostly cloudy, with a low around 32. Calm wind. Monday: Partly sunny, with a high near 59. Monday Night: Mostly cloudy, with a low around 38. Tuesday: A 30 percent chance of rain. Partly sunny, with a high near 60. Tuesday Night: A 40 percent chance of rain. Mostly cloudy, with a low around 35. Wednesday: A chance of rain and snow. Partly sunny, with a high near 49. Wednesday Night: A slight chance of rain and snow. Snow level 4800 feet lowering to 3300 feet after midnight . Partly cloudy, with a low around 23. Thursday: Sunny, with a high near 51. Thursday Night: Mostly clear, with a low around 26. Friday: Sunny, with a high near 56. | |
| 3 Miles NW Sisters OR 44.33°N 121.59°W (Elev. 3251 ft) | |
Visit your local NWS office at: https://www.weather.gov/pdt |
