SPC 1630Z Day 1 Outlook
Day 1 Convective Outlook NWS Storm Prediction Center Norman OK 1030 AM CST Sat Dec 05 2020 Valid 051630Z - 061200Z ...NO SEVERE THUNDERSTORM AREAS FORECAST... ...SUMMARY... Severe thunderstorms are not expected across the U.S. mainland today or tonight. ...Discussion... A few thunderstorms remain possible mainly near the TX coast as a series of weak impulses move northeast along southeastern periphery of an upper low situated over northern Mexico. Very sparse lightning flashes also cannot be ruled out farther west toward central through northwest TX from mid-level convection. Here, steeper 700-500 mb lapse rates exist in the presence of strong mid-level ascent associated with vorticity maxima rotating through the upper low circulation. ..Dial.. 12/05/2020
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