Latest Update from the NWS regarding this Afternoon’s Severe WX potential.. @wvua23 #alwx
February 16, 2023 1 Comment
THE TORNADO THREAT WILL LIKELY INCREASE THROUGH THE AFTERNOON INTO THIS EVENING WITH SUPERCELLS MOVING OUT OF EASTERN MS. A NEW TORNADO WATCH WILL LIKELY BE NEEDED BY 20Z. DISCUSSION...AS OF 1910 UTC, REGIONAL RADAR IMAGERY SHOWED SCATTERED THUNDERSTORMS ONGOING ACROSS PORTIONS OF CENTRAL AND SOUTHEASTERN MS, INTO PORTIONS OF WESTERN AL. ADDITIONAL WARM-SECTOR STORMS WERE FORMING ALONG THE MS/AL BORDER REGION. GRADUAL INTENSIFICATION IN LIGHTNING HAS BEEN NOTED OVER THE PAST COUPLE OF HOURS, SUGGESTING A SLOW INCREASE IN SEVERE POTENTIAL. WHILE STORMS HAVE BEEN SLOW TO ORGANIZE THUS FAR, PERSISTENT MID-LEVEL MESOCYCLONES WITHIN A MOIST, UNSTABLE AND STRONGLY SHEARED ENVIRONMENT (100-200 M2/S2 0-1KM SRH) CONTINUE TO SUGGEST THE POSSIBILITY OF TORNADOES WITH SUPERCELL STRUCTURES. DAMAGING WIND GUSTS MAY ALSO BECOME A THREAT GIVEN THE CLUSTERED NATURE OF THE CURRENT STORMS. WITH THE POTENTIAL FOR SUPERCELLS TO PERSIST, AND ADDITIONAL STORMS TO DEVELOP, WITHIN THE STRONGLY SHEARED WARM SECTOR, A NEW TORNADO WATCH WILL BE NEEDED ACROSS PARTS OF AL THIS AFTERNOON.
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