National Weather Service United States Department of Commerce

Hot Temperatures in the West; Heavy Rainfall and Flooding Potential in the Southwest

Hot to extremely hot temperatures are in place across coastal southern California again today and the interior Northwest U.S into Thursday, with the Pacific Northwest carrying the potential for record-breaking high temperatures. A combination of monsoonal moisture and tropical moisture ahead of tropical cyclone Lorena will bring heavy rainfall and the potential for flooding through the week. Read More >

Showers and isolated storms are expected today along a passing cold front. Best chances are from the morning through mid-afternoon hours. Severe weather isn't expected, though brief heavy downpours and cloud to ground lightning are possible.
Overall August was a fairly wet month for both Madison and Milwaukee with Milwaukee seeing its 2nd wettest. Temps on the other hand trended on the cooler side of normal, but fell toward the middle of the pack compared to the period of record.
Summer 2025 (June through August) for Madison overall trended slightly warmer with above average rainfall. Madison saw it's 19th wettest summer on record with three daily rainfall records.
Summer 2025 (June through August) for Milwaukee overall trended near normal for temps. However, it was well above average for rainfall as departure from normal exceeded four inches. Thus, Milwaukee saw it's 7th wettest summer on record with three daily rainfall records.