000 AWUS83 KFSD 082101 RWSFSD IAZ001>003-012>014-020>022-031-032-MNZ071-072-080-081-089-090-097- 098-NEZ013-014-SDZ038>040-050-052>071-090330- WEATHER SUMMARY FOR NORTH CENTRAL UNITED STATES NATIONAL WEATHER SERVICE SIOUX FALLS SD 400 PM CDT WED SEP 8 2004 THE WEATHER PATTERN ACROSS THE NORTHERN PLAINS WILL REMAIN FAIRLY QUIET THROUGH THE REST OF THE WORK WEEK. HIGH PRESSURE WILL REMAIN OVER THE UPPER MISSISSIPPI VALLEY THROUGH THURSDAY...WITH AN AREA OF WEAK LOW PRESSURE ALONG THE FRONT RANGE OF THE ROCKY MOUNTAINS. THIS WILL ALLOW FOR SOUTHERLY WINDS TO CONTINUE ACROSS MOST OF THE NORTHERN PLAINS...WITH SEASONABLY WARM TEMPERATURES AND MAINLY DRY CONDITIONS. THE PERSISTENT AREA OF LOW PRESSURE ALONG THE FRONT RANGE WILL PROVIDE THE WESTERN HIGH PLAINS WITH A SLIGHT CHANCE OF THUNDERSTORMS THIS EVENING...AND AGAIN ON THURSDAY AND FRIDAY EVENINGS. THERE IS A BETTER CHANCE OF THUNDERSTORMS ACROSS THE EASTERN DAKOTAS ON FRIDAY NIGHT AS A UPPER LEVEL DISTURBANCE AND A WEAK COLD FRONT MOVE INTO THE AREA. LOWS TONIGHT WILL GENERALLY BE IN THE 50S. HIGHS ON THURSDAY WILL RANGE FROM THE 70S OVER EASTERN MINNESOTA AND IOWA...TO THE 90S OVER WESTERN SOUTH DAKOTA AND NEBRASKA. $$ BOUSTEAD