SPC 0100Z Day 1 Outlook
Day 1 Convective Outlook NWS Storm Prediction Center Norman OK 0655 PM CST Sat Jan 17 2026 Valid 180100Z - 181200Z ...NO THUNDERSTORM AREAS FORECAST... ...SUMMARY... Thunderstorms are not forecast across the U.S. today or tonight. ...DISCUSSION... A cyclonic flow pattern will remain in place over the central and eastern U.S. this evening into tonight, as a shortwave mid-level trough moves across the southern Plains. At the surface, a large high pressure area will remain in place over the Great Plains and Mississippi Valley. The pattern, along with a dry and cold airmass, will limit thunderstorm potential across the nation through early morning on Sunday. ..Broyles.. 01/18/2026
