Warm Start to September: The month of September has clearly started warm, with daily average temperatures at most locations in Minnesota running from 5°F to 9°F above normal. In fact, 11 counties have already reported at least one daily maximum temperature of 90°F or higher. This should not be unexpected as 11 of the last 15 Septembers (73 percent) have started out warmer than normal during the first week of the month. The NOAA outlook models continue to favor warmer than normal temperatures through at least mid-month. Though rainfall over the first few days of the month has been highly variable across the state, a number of observers in southern counties have reported receiving over 1 inch of rain. Some severe thunderstorms moved across northern parts of the Red River Valley, while other thunderstorms moved across the Minnesota State Fairgrounds on Thursday afternoon dropping the temperature by about 10°F and causing attendees to hurry for cover. In Marshall Polk, and Clay Count...
