SPC 1730Z Day 2 Outlook
Day 2 Convective Outlook NWS Storm Prediction Center Norman OK 1152 AM CDT Sat Oct 12 2019 Valid 131200Z - 141200Z ...NO SEVERE THUNDERSTORM AREAS FORECAST... ...SUMMARY... Isolated to widely scattered thunderstorms are possible on Sunday mainly across portions of the Gulf Coast and eastern U.S. from Alabama to the Chesapeake Bay. Severe storms are not anticipated. ...Discussion... Closed upper low will continue slowly through the Great Lakes and southeastern Canada Sunday. A shortwave trough now moving into the southwestern U.S. will deamplify as it accelerates through the Southeastern States. Early Sunday a stalled front should extend from southeast VA southwest into the western Gulf and is forecast to move very slowly northwestward during the period. Weak instability will reside in vicinity of this boundary with 300-500 J/kg MLCAPE inland. The primary zone of thunderstorm development is expected during the afternoon from central AL into the Carolinas as the progressive shortwave trough interacts with the front. Additional thunderstorms are expected later Sunday night along the TX and LA coasts within zone of weak destabilization and isentropic ascent north of the warm front that will be situated over the northwestern Gulf. ...MAXIMUM RISK BY HAZARD... Tornado: Read more
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