543 
WWUS35 KBIS 030918
SPSBIS
NDZ001>005-009>013-017>023-025-031>037-040>048-050-051-031400-

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE BISMARCK ND
415 AM CDT SAT AUG 3 2002

THUNDERSTORMS HAVE DEVELOPED IN CENTRAL SOUTH DAKOTA THIS MORNING ON 
THE EAST SIDE OF A SURFACE LOW WHICH WAS CENTERED IN NORTHWEST SOUTH 
DAKOTA. A STRONG LOW LEVEL JET IN THE CENTRAL DAKOTAS IS ADVECTING 
MOISTURE INTO THE REGION CAUSING INSTABILITY. THE THUNDERSTORMS WILL 
MOVE NORTHEAST INTO SOUTHEASTERN NORTH DAKOTA. SEVERE THUNDERSTORMS 
ARE POSSIBLE FROM JAMESTOWN SOUTH TO THE SOUTH DAKOTA BORDER THIS 
MORNING. THE LOW WILL MOVE EAST INTO THE CENTRAL DAKOTAS BY 
NOON...THEN WILL DROP SOUTHEAST ALLOWING HIGH PRESSURE IN CANADA TO 
MOVE OVER THE STATE. 

SKYWARN WEATHER SPOTTERS MAY BE NEEDED THIS MORNING AND EARLY 
AFTERNOON.