Day 1 Convective Outlook NWS Storm Prediction Center Norman OK 0654 PM CST Wed Dec 10 2025 Valid 110100Z - 111200Z ...NO THUNDERSTORM AREAS FORECAST... ...SUMMARY... Thunderstorms are not forecast across the U.S. through tonight. ...DISCUSSION... A mid-level trough, and an associated cold front will move eastward across the eastern U.S. tonight as northwest flow remains over much of the western and central U.S. Surface high pressure will remain over the central U.S. The airmass across the continental U.S. will remain relatively cool and dry, making conditions unfavorable for thunderstorms through daybreak on Thursday. ..Broyles.. 12/11/2025Read more