SPC 0100Z Day 1 Outlook
Day 1 Convective Outlook NWS Storm Prediction Center Norman OK 0645 PM CST Wed Dec 09 2020 Valid 100100Z - 101200Z ...NO SEVERE THUNDERSTORM AREAS FORECAST... ...SUMMARY... Severe thunderstorms will not occur over the contiguous United States tonight. ...Synopsis... Water-vapor imagery this evening shows a mid-level low slowly moving eastward towards northern Baja California. This feature is forecast to reach the mouth of the CO River by early Thursday morning. Increased large-scale ascent associated with the disturbance and gradual mid-level moistening will lead to widely scattered showers developing tonight over the Sonoran Desert. Relatively cold temperatures aloft (reference -20 dec C at 500 mb sampled by the 00z San Diego, CA raob) may support a few weak thunderstorms with this activity. ..Smith.. 12/10/2020
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