Month:December 2025

SPC 0830Z Day 3 Outlook Day 3 Convective Outlook NWS Storm Prediction Center Norman OK 0230 AM CST Wed Dec 24 2025 Valid 261200Z – 271200Z …NO SEVERE THUNDERSTORM AREAS FORECAST… …SUMMARY… No severe storms are expected to develop across the continental U.S. on Friday or Friday night. …DISCUSSION… At mid-levels, a ridge will move …
Continue reading SPC Dec 24, 2025 0830 UTC Day 3 Severe Thunderstorm Outlook

SPC 0700Z Day 2 Outlook Day 2 Convective Outlook NWS Storm Prediction Center Norman OK 1256 AM CST Wed Dec 24 2025 Valid 251200Z – 261200Z …THERE IS A MARGINAL RISK OF SEVERE THUNDERSTORMS ACROSS PARTS OF THE CENTRAL CALIFORNIA COAST… …SUMMARY… Thunderstorms with potential to produce marginally severe wind gusts and perhaps a brief …
Continue reading SPC Dec 24, 2025 0700 UTC Day 2 Convective Outlook

SPC Day 2 Fire Weather Outlook Day 2 Fire Weather Outlook NWS Storm Prediction Center Norman OK 1241 AM CST Wed Dec 24 2025 Valid 251200Z – 261200Z …Synopsis… Upper ridging will persist across the central U.S. to some degree tomorrow (Thursday), though some flattening of this ridge is expected as the West Coast upper …
Continue reading SPC Day 2 Fire Weather Outlook

SPC Day 1 Fire Weather Outlook Day 1 Fire Weather Outlook NWS Storm Prediction Center Norman OK 1233 AM CST Wed Dec 24 2025 Valid 241200Z – 251200Z …Synopsis… An upper ridge will prevail over the central U.S. while a mid-level trough impinges on the Interior West today. Gradual strengthening of the surface lee trough …
Continue reading SPC Day 1 Fire Weather Outlook

SPC 1200Z Day 1 Outlook Day 1 Convective Outlook NWS Storm Prediction Center Norman OK 1153 PM CST Tue Dec 23 2025 Valid 241200Z – 251200Z …THERE IS A MARGINAL RISK OF SEVERE THUNDERSTORMS ACROSS COASTAL CALIFORNIA AND THE CENTRAL VALLEY… …SUMMARY… Thunderstorms with marginally severe wind gusts, small hail and potentially a brief tornado …
Continue reading SPC Dec 24, 2025 0600 UTC Day 1 Convective Outlook

SPC 0100Z Day 1 Outlook Day 1 Convective Outlook NWS Storm Prediction Center Norman OK 0653 PM CST Tue Dec 23 2025 Valid 240100Z – 241200Z …THERE IS A MARGINAL RISK OF SEVERE THUNDERSTORMS ACROSS PARTS OF COASTAL CALIFORNIA… …SUMMARY… An isolated threat for severe/damaging gusts and perhaps brief tornadoes may develop late tonight/early Wednesday …
Continue reading SPC Dec 24, 2025 0100 UTC Day 1 Convective Outlook

SPC Day 3-8 Fire Weather Outlook Day 3-8 Fire Weather Outlook NWS Storm Prediction Center Norman OK 0340 PM CST Tue Dec 23 2025 Valid 251200Z – 311200Z …Synopsis… The expansive mid-level ridge across the central U.S. begins to move eastward as a robust mid/upper level trough over the Northeast Pacific continues to bring widespread …
Continue reading SPC Day 3-8 Fire Weather Outlook