SPC 2000Z Day 1 Outlook
Day 1 Convective Outlook NWS Storm Prediction Center Norman OK 0120 PM CST Wed Jan 28 2026 Valid 282000Z - 291200Z ...NO THUNDERSTORM AREAS FORECAST... ...SUMMARY... Thunderstorms are not forecast through tonight. ...20Z Update... No changes have been made to the outlook. ..Dean.. 01/28/2026 .PREV DISCUSSION... /ISSUED 1000 AM CST Wed Jan 28 2026/ ...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.
