463 WUUS54 KOUN 222102 SVROKC OKC027-087-222145- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE NORMAN OK 401 PM CDT SUN APR 22 2001 THE NATIONAL WEATHER SERVICE IN NORMAN HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... CLEVELAND COUNTY IN CENTRAL OKLAHOMA MCCLAIN COUNTY IN CENTRAL OKLAHOMA * UNTIL 445 PM CDT * AT 401 PM CDT...DOPPLER RADAR DETECTED A SEVERE THUNDERSTORM 9 MILES SOUTHWEST OF NORMAN...MOVING NORTHEAST AT 65 MPH. * LOCATIONS IN THE WARNING INCLUDE MOORE AND NORMAN * THE SEVERE THUNDERSTORM WILL BE NEAR... NORMAN AROUND 410 PM CDT MOORE AROUND 420 PM CDT HAIL UP TO THE SIZE OF DIMES AND 70 MPH WINDS ARE LIKELY WITH THIS SEVERE THUNDERSTORM. SEVERE THUNDERSTORMS CAN PRODUCE TORNADOES WITH NO ADVANCE WARNING. MOVE IMMEDIATELY TO A STORM SHELTER... BASEMENT OR STURDY BUILDING IF A TORNADO IS SIGHTED. LAT...LON 3519 9762 3511 9752 3538 9721 3539 9748