206 AWUS83 KFSD 270949 RWSFSD IAZ001>003-012>014-020>022-031-032-MNZ071-072-080-081-089-090-097- 098-NEZ013-014-SDZ038>040-050-052>071-272300- REGIONAL WEATHER SYNOPSIS FOR THE NORTH CENTRAL UNITED STATES NATIONAL WEATHER SERVICE SIOUX FALLS SD 449 AM CDT WED AUG 27 2014 CLOUDS WILL BE ON THE INCREASE SOUTH OF THE INTERSTATE 90 CORRIDOR TODAY AS A FRONTAL BOUNDARY SLIDES ACROSS CENTRAL AND EASTERN NEBRASKA. SHOWERS AND STORMS WILL IGNITE ALONG THE BOUNDARY AND MOVE ACROSS NORTHERN NEBRASKA...WESTERN IOWA AND SOUTHERN SOUTH DAKOTA. BY THIS EVENING...ACTIVITY WILL INCREASE AGAIN AND TRACK ACROSS EASTERN PORTIONS OF SOUTH DAKOTA AND NEBRASKA IN SOUTHWEST MINNESOTA AND WESTERN IOWA TONIGHT AND THURSDAY MORNING. THE THREAT OF SEVERE WEATHER IS LOW...HOWEVER VERY HEAVY RAINFALL IS EXPECTED WITH THUNDERSTORMS. SCATTERED SHOWERS AND THUNDERSTORMS REMAIN POSSIBLE LATE THIS WEEK ACROSS SOUTHEASTERN PORTIONS OF THE REGION...WHILE DRYING SLOWLY FILTERS INTO THE AREA FROM THE WEST. AFTERNOON HIGHS WILL CLIMB INTO THE MIDDLE TO UPPER 70S TODAY UNDER MOSTLY CLOUDY SKIES. LOWS TONIGHT WILL MAINLY BE IN THE UPPER 50S TO UPPER 60S. $$