The latest northeast Wisconsin weather forecast from Storm Team 5…The heat is on for the first weekend of October! In fact, it will be so warm that we will be flirting with record highs Friday and Saturday. Highs in the afternoon surge up to the middle and upper 80s away from the lake. Southwest winds from 5 to 10 miles per hour on average will also take up the humidity a little in the afternoon. Temperatures make it to the upper 80s to near 90 degrees away from the lakeshore!