000 NZUS43 KFSD 281607 RWSFSD REGIONAL WEATHER SYNOPSIS NATIONAL WEATHER SERVICE SIOUX FALLS SD 1107 AM CDT WED APR 28 2004 A STRONG SOUTH TO SOUTHWEST FLOW OF UNSEASONABLY WARM AIR WILL DOMINATE THE NORTH CENTRAL REGION TODAY...AHEAD OF A STRONG COLD FRONT THAT WILL MOVE OVER NORTH DAKOTA AND NORTHWEST SOUTH DAKOTA. HIGH PRESSURE ALOFT WILL PROVIDE VERY WARM TEMPERATURES...MOSTLY SUNNY SKIES AND DRY WEATHER TO MOST AREAS AHEAD OF THE COLD FRONT. HOWEVER...THE COLD FRONT WILL BRING A WIND SHIFT TO STRONG NORTHERLY ALONG WITH CONSIDERABLE CLOUDINESS AND A CHANCE OF SHOWERS AND A FEW THUNDERSTORMS. THIS COLD FRONT WILL GRADUALLY PROGRESS SOUTHEAST INTO IOWA AND THE SOUTHEAST PARTS OF MINNESOTA AND NEBRASKA BY THURSDAY MORNING. COOL HIGH PRESSURE WILL THEN MOVE OVER THE DAKOTAS THROUGH THURSDAY...BRINGING PARTIAL CLEARING NORTHWEST IN THE REGION. HIGH TEMPERATURES TODAY WILL RANGE FROM THE LOWER 50S IN NORTHWEST NORTH DAKOTA...TO THE LOWER 90S AHEAD OF THE COLD FRONT IN SOUTHEAST SOUTH DAKOTA...EASTERN NEBRASKA...WESTERN IOWA...AND SOUTHWEST MINNESOTA. LOWS TONIGHT WILL RANGE FROM THE UPPER 20S IN NORTH DAKOTA...TO AROUND 60 IN SOUTHEAST IOWA. HIGHS THURSDAY WILL BE MUCH COOLER ACROSS MOST OF THE REGION...RANGING FROM THE MID 40S NEAR THE CANADIAN BORDER...TO THE 70S IN SOUTHERN AND EASTERN IOWA. $$