Tag: spc

SPC 1730Z Day 2 Outlook Day 2 Convective Outlook NWS Storm Prediction Center Norman OK 1117 AM CST Wed Dec 04 2024 Valid 051200Z - 061200Z ...NO SEVERE THUNDERSTORM AREAS FORECAST... ...SUMMARY... Thunderstorms are possible across parts of south Texas and the central Gulf Coast. No severe thunderstorms are expected. ...Synopsis... A broad upper trough will persist across the eastern CONUS on Thursday. Meanwhile, an upper shortwave trough over the Southwest will deepen and modestly progress eastward, bringing enhanced southwesterly mid/upper flow across the southern Rockies vicinity. At the surface, a cold front will be oriented from southern AL southwestward

SPC 1630Z Day 1 Outlook Day 1 Convective Outlook NWS Storm Prediction Center Norman OK 1023 AM CST Wed Dec 04 2024 Valid 041630Z - 051200Z ...NO SEVERE THUNDERSTORM AREAS FORECAST... ...SUMMARY... Scattered thunderstorms are expected from North/East Texas to the ArkLaMiss today and tonight. Severe thunderstorms are not currently expected. ...Synopsis... Scattered thunderstorms continue in East Texas and will spread into the ArkLaMiss through the remainder of today/tonight. Ahead of a very weak frontal wave along the middle Texas coast, a narrow zone of surface dewpoints in upper 60s to perhaps low 70s F will have some potential to

SPC 1300Z Day 1 Outlook Day 1 Convective Outlook NWS Storm Prediction Center Norman OK 0658 AM CST Wed Dec 04 2024 Valid 041300Z - 051200Z ...NO SEVERE THUNDERSTORM AREAS FORECAST... ...SUMMARY... Scattered thunderstorms are expected from North/East Texas to the ArkLaMiss today and tonight. Severe thunderstorms are not currently expected. ...East/Southeast Texas to southwest Louisiana... Widely scattered elevated thunderstorms have developed through the early morning hours across east-central/parts of North Texas, with persistent convection also off the coast of South Texas near a weak surface wave, and into the maritime warm sector where a narrow zone of near 70F/lower

SPC 0100Z Day 1 Outlook Day 1 Convective Outlook NWS Storm Prediction Center Norman OK 0623 PM CST Tue Dec 03 2024 Valid 040100Z - 041200Z ...NO SEVERE THUNDERSTORM AREAS FORECAST... ...SUMMARY... Isolated thunderstorms will be possible through tonight along the lower/middle Texas Coast into central Texas, but severe thunderstorms are not expected. ...Discussion... An upper high will remain situated over the Pacific Northwest, with a large-scale upper trough from Northern Plains/Great Lakes to the East Coast. A low-latitude wave will move across the Gulf of CA, with modest midlevel flow around 40 kt nosing into southwestern TX by 12Z

SPC 1300Z Day 1 Outlook Day 1 Convective Outlook NWS Storm Prediction Center Norman OK 0659 AM CST Tue Dec 03 2024 Valid 031300Z - 041200Z ...NO SEVERE THUNDERSTORM AREAS FORECAST... ...SUMMARY... Isolated thunderstorms are possible along the south Texas Coast, but severe thunderstorms are not expected. ...Discussion including South Texas... A persistent longwave trough over the eastern CONUS will be reinforced by an amplifying and southeastward-digging upper trough over the Canadian Prairies toward the Upper Midwest and Great Lakes through tonight. A continued prevalence of surface high pressure and cool/stable continental trajectories will considerably limit and spatially confine thunderstorm