SPC 1630Z Day 1 Outlook
Day 1 Convective Outlook NWS Storm Prediction Center Norman OK 1000 AM CST Wed Jan 28 2026 Valid 281630Z - 291200Z ...NO THUNDERSTORM AREAS FORECAST... ...SUMMARY... Thunderstorms are not forecast through tonight. ...Synopsis and Discussion... Longwave upper troughing with multiple embedded mid-level perturbations over the eastern CONUS and Canada will maintain surface high pressure and offshore/continental low-level trajectories across the Southeast through tonight. A separate shortwave trough will continue to progress eastward over the Great Basin and northern/central Rockies/Plains today. Negligible instability across all these regions will preclude thunderstorms. ..Gleason.. 01/28/2026
