Super Typhoon Sinlaku to Impact the Marianas and Guam; Severe Weather Threat from the Central Plains to the Great Lakes
Super Typhoon Sinlaku will bring destructive winds, widespread heavy rain/flooding, and thunderstorms to the Marianas Islands into Wednesday. Tropical Storm conditions are likely over Guam. Severe thunderstorms and heavy rain are likely across the Upper Mississippi Valley and Great Lakes region with potential for large to very large hail, damaging wind, and tornadoes through Tuesday. Read More >
| NWS Forecast for: 4 Miles ESE Hebo OR Issued by: National Weather Service Portland, OR Last Update: 10:41 am PDT Apr 13, 2026 |  |
| Today: A 40 percent chance of showers, mainly before 2pm. Snow level 3200 feet. Mostly cloudy, with a high near 48. Calm wind. Tonight: A 30 percent chance of showers, mainly after 4am. Snow level 3100 feet. Mostly cloudy, with a low around 40. Calm wind. Tuesday: Rain. Snow level 3400 feet. High near 48. Calm wind becoming south southwest around 6 mph in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible. Tuesday Night: Rain. Low around 37. Southwest wind 5 to 7 mph, with gusts as high as 22 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible. Wednesday: Rain before 2pm, then rain and possibly a thunderstorm between 2pm and 5pm, then showers and possibly a thunderstorm after 5pm. Snow level 2600 feet lowering to 2000 feet. High near 46. Light west northwest wind. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible. Wednesday Night: Showers and possibly a thunderstorm before 8pm, then rain, mainly after 8pm. Snow level 2100 feet. Low around 35. Chance of precipitation is 90%. Thursday: A 50 percent chance of rain. Snow level 2100 feet rising to 2800 feet in the afternoon. Partly sunny, with a high near 50. Thursday Night: Partly cloudy, with a low around 37. Friday: Partly sunny, with a high near 53. Friday Night: Mostly cloudy, with a low around 39. Saturday: A slight chance of rain. Snow level 3400 feet rising to 4000 feet in the afternoon. Partly sunny, with a high near 57. Saturday Night: A chance of rain. Mostly cloudy, with a low around 43. Sunday: Rain likely. Mostly cloudy, with a high near 54. | |
| 4 Miles ESE Hebo OR 45.21°N 123.78°W (Elev. 1493 ft) | |
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