Severe Storm Outlook Narrative (AC)
Issued by NWS
Issued by NWS
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493 ACUS01 KWNS 110555 SWODY1 SPC AC 110553 Day 1 Convective Outlook NWS Storm Prediction Center Norman OK 1153 PM CST Wed Dec 10 2025 Valid 111200Z - 121200Z ...NO THUNDERSTORM AREAS FORECAST... ...SUMMARY... Thunderstorms are not forecast across the U.S. on Thursday. ...DISCUSSION... A mid-level trough will move eastward from the eastern U.S. into the western Atlantic today, as northwest flow remains over most of the nation. At the surface, a large area of high pressure will be located from parts of the Great Plains to the southern and central Appalachians. The relatively cool and dry airmass will be unfavorable for thunderstorm development across the U.S. through tonight. ..Broyles/Thornton.. 12/11/2025 $$