Tag: utc

Official

SPC Jan 12, 2025 1300 UTC Day 1 Convective Outlook

SPC 1300Z Day 1 Outlook Day 1 Convective Outlook NWS Storm Prediction Center Norman OK 0655 AM CST Sun Jan 12 2025 Valid 121300Z - 131200Z ...NO SEVERE THUNDERSTORM AREAS FORECAST... ...SUMMARY... Severe thunderstorms are not expected, but isolated thunderstorms may occur near the Gulf Coast tonight. ...Middle Gulf Coast... Longwave troughing and prevalent cyclonic upper flow will persist over the CONUS with cold/stable conditions remaining prevalent from the Rockies eastward. Weak cyclogenesis is expected to occur over the western to northern Gulf of Mexico tonight, with increasing warm/moist advection toward the middle Gulf Coast. Richer low-level theta-e will approach
Official

SPC Jan 12, 2025 0100 UTC Day 1 Convective Outlook

SPC 0100Z Day 1 Outlook Day 1 Convective Outlook NWS Storm Prediction Center Norman OK 0626 PM CST Sat Jan 11 2025 Valid 120100Z - 121200Z ...NO THUNDERSTORM AREAS FORECAST... ...SUMMARY... Thunderstorms are not expected through tonight. A stable pattern will persist across the CONUS through tonight, with a large area of high pressure over the Southeast and much of the West. Little if any instability is forecast over the West even with cold temperatures aloft beneath an amplifying upper trough, and as such, thunderstorms remain unlikely. ..Jewell.. 01/12/2025 Read more
Official

SPC Jan 10, 2025 0830 UTC Day 3 Severe Thunderstorm Outlook

SPC 0830Z Day 3 Outlook Day 3 Convective Outlook NWS Storm Prediction Center Norman OK 0141 AM CST Fri Jan 10 2025 Valid 121200Z - 131200Z ...NO THUNDERSTORM AREAS FORECAST... ...SUMMARY... Thunderstorms are not expected on Sunday. ...Synopsis... Broad upper troughing will envelop much of the CONUS on Sunday. At the surface, a low will move across the Upper Midwest and Great Lakes. A trailing cold front attendant to this low will sweep east-southeast across the Mid and Lower MS Valleys. A secondary surface low is expected over the southern Gulf of Mexico, keeping richer moisture offshore the western/central Gulf