SPC 0100Z Day 1 Outlook
Day 1 Convective Outlook NWS Storm Prediction Center Norman OK 0630 PM CST Tue Dec 08 2020 Valid 090100Z - 091200Z ...NO THUNDERSTORM AREAS FORECAST... ...SUMMARY... Thunderstorms are not expected across the continental United States this evening and tonight. ...DISCUSSION... An upper-level trough will move from the Eastern Seaboard into the western Atlantic this evening as an upper-level ridge moves into the High Plains. At the surface, a dry and cool airmass will be in place from the Rockies eastward to the Eastern Seaboard. As a result, instability will be minimized across much of the nation, and thunderstorms are not expected this evening and tonight across the continental United States. ..Broyles.. 12/09/2020
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