Enjoy the low humidity while it lasts! Dewpoints surge into the 60s and 70s this weekend making cycling in that thick air feel slightly uncomfortable. With the added moisture and a stalling warm front, thunderstorms will also increase into the weekend. Our dry days are numbered...
Total rainfall in the Twin Cities metro will likely be around 1 inch.
Interestingly enough Charles Fisk, a Twin Cities weather historian, put together a graph that depicts the time of day in which thunderstorms are most likely to occur in the Twin Cities. He discovered that thunderstorms are more likely over the metro during the late evening and early morning hours. Indeed, nocturnal thunderstorms are quite common across the Midwest during summer.
NWS Twin Cities Weather Story