Heavy Rainfall and Storms Expected Along and South of I-90
• A frontal boundary is expected to bring periods of showers and thunderstorms to parts of Wisconsin and Minnesota over the coming days. On Thursday, sunny skies and seasonable temperatures in the low to mid-80s (27-29°C) are forecasted. However, by Friday, humidity levels will rise as dewpoints increase into the mid to upper 60s (18-20°C). A narrow line of showers and thunderstorms is predicted to develop along a southward-moving frontal boundary, affecting areas near Eau Claire and north of I-90 in the afternoon and evening. The boundary will continue to influence weather patterns through Monday, with heavy rainfall possible along and south of I-
• Cooler conditions are expected to return by Tuesday, with highs in the upper 70s to low 80s (25-28°C). [Source time: not specified]
Impact & Risks
The primary risk is heavy rainfall along and south of I-90, which could lead to localized flooding in vulnerable areas. While the overall severe weather threat is low, isolated storms may produce gusty winds. Areas near Eau Claire are expected to experience the highest storm chances on Friday afternoon and evening. From Saturday through Monday, the southern parts of Wisconsin and central Iowa will likely see the most significant rainfall and thunderstorm activity. Northern areas, including regions near Eau Claire, are less likely to experience these conditions.
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