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: Illinois Valley OR Issued by: National Weather Service Medford, OR Last Update: 11:26 am PDT Apr 13, 2026 |  |
| This Afternoon: A 40 percent chance of showers, mainly before 3pm. Partly sunny, with a high near 57. Light west southwest wind. Tonight: Mostly cloudy, with a low around 33. Light west southwest wind. Tuesday: Increasing clouds, with a high near 59. Calm wind becoming southwest 5 to 9 mph in the afternoon. Tuesday Night: Rain, mainly after 11pm. Snow level 4100 feet rising to 4600 feet after midnight. Low around 38. South southwest wind 7 to 9 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible. Wednesday: Rain. Snow level 5100 feet lowering to 3900 feet in the afternoon . High near 53. South southwest wind around 9 mph becoming west in the afternoon. Winds could gust as high as 24 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible. Wednesday Night: Rain showers likely before 2am, then a chance of rain and snow showers. Snow level 3400 feet lowering to 2000 feet after midnight . Mostly cloudy, with a low around 28. Chance of precipitation is 70%. Little or no snow accumulation expected. Thursday: A slight chance of rain and snow before 8am, then a slight chance of rain between 8am and 11am. Snow level 1900 feet rising to 3300 feet in the afternoon. Mostly sunny, with a high near 57. Chance of precipitation is 20%. Thursday Night: Mostly clear, with a low around 27. Friday: Sunny, with a high near 66. Friday Night: Mostly cloudy, with a low around 34. Saturday: Partly sunny, with a high near 68. Saturday Night: A chance of rain. Mostly cloudy, with a low around 39. Sunday: Rain likely. Mostly cloudy, with a high near 57. | |
| Illinois Valley OR 42.11°N 123.69°W (Elev. 1398 ft) | |
Visit your local NWS office at: https://www.weather.gov/mfr |
