Tag: utc

SPC 0100Z Day 1 Outlook Day 1 Convective Outlook NWS Storm Prediction Center Norman OK 0655 PM CST Sun Dec 29 2024 Valid 300100Z - 301200Z ...NO SEVERE THUNDERSTORM AREAS FORECAST... ...SUMMARY... Isolated thunderstorms will be possible this evening in parts of the Atlantic Coastal states, in the Ohio and Tennessee Valleys, Intermountain West and Pacific Northwest. No severe weather is expected. ...DISCUSSION... A large-scale mid-level trough will move quickly northeastward across the Ohio Valley, central Appalachians and Carolinas this evening. An associated surface low will move through southwest Ontario, as a cold front advances toward the southern and middle

SPC 1630Z Day 1 Outlook Day 1 Convective Outlook NWS Storm Prediction Center Norman OK 1020 AM CST Sun Dec 29 2024 Valid 291630Z - 301200Z ...THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS THIS AFTERNOON OVER PARTS OF THE CENTRAL/EASTERN CAROLINAS... ...SUMMARY... Sporadic damaging wind gusts are possible this afternoon over the central and eastern Carolinas into southern Virginia. More-isolated severe storms may occur across parts of the central Appalachians and Ohio Valley, and over southernmost Florida. ...Carolinas... A large and negatively-tilted shortwave trough is rotating northeastward across the TN/OH Valleys today, with intense low and mid-level wind fields

SPC 1300Z Day 1 Outlook Day 1 Convective Outlook NWS Storm Prediction Center Norman OK 0700 AM CST Sun Dec 29 2024 Valid 291300Z - 301200Z ...THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS FROM THE EASTERN GULF COAST NORTHWARD INTO THE CAROLINAS AND SOUTHERN VIRGINIA... ...SUMMARY... A few tornadoes and sporadic damaging to severe gusts are possible today from the eastern Gulf Coast northward into the Carolinas and southern Virginia. More-isolated severe storms may occur across parts of the central Appalachians and Ohio Valley, and over southernmost Florida. ...Synopsis... In mid/upper levels, a progressive pattern will persist across the

SPC 1630Z Day 1 Outlook Day 1 Convective Outlook NWS Storm Prediction Center Norman OK 1029 AM CST Sat Dec 28 2024 Valid 281630Z - 291200Z ...THERE IS A MODERATE RISK OF SEVERE THUNDERSTORMS THIS AFTERNOON AND TONIGHT ACROSS PORTIONS OF EAST TEXAS...LOUISIANA...CENTRAL AND SOUTHERN MISSISSIPPI...AND SOUTHWESTERN ALABAMA.... ...SUMMARY... Tornadoes (some strong with at least EF2 damage possible), severe gusts and hail are expected today into tonight. The threat area will shift eastward from parts of north and central Texas early, across east Texas and the lower Mississippi Valley today, then over the Tennessee Valley, parts of Georgia, and the

SPC 0100Z Day 1 Outlook Day 1 Convective Outlook NWS Storm Prediction Center Norman OK 0645 PM CST Fri Dec 27 2024 Valid 280100Z - 281200Z ...THERE IS A MARGINAL RISK OF SEVERE THUNDERSTORMS ACROSS PARTS OF THE CENTRAL GULF COAST... ...SUMMARY... A marginal tornado threat may continue for another hour or two across parts of the central Gulf Coast. ...Central Gulf Coast... A shortwave trough is evident on water vapor over the mid Mississippi Valley. This feature will move northeastward into the Ohio Valley this evening. At the surface, a moist airmass will remain in the central Gulf Coast

SPC 1630Z Day 1 Outlook Day 1 Convective Outlook NWS Storm Prediction Center Norman OK 1024 AM CST Fri Dec 27 2024 Valid 271630Z - 281200Z ...THERE IS A MARGINAL RISK OF SEVERE THUNDERSTORMS THIS AFTERNOON AND EVENING FROM SOUTHEAST LA/MS INTO SOUTHWEST AL AND THE WESTERN FL PANHANDLE... ...SUMMARY... A few strong to locally severe thunderstorms could occur today across parts of the central Gulf Coast States. ...Central Gulf Coast Region... A compact negative-tilted shortwave trough that has provided occasionally strong thunderstorms to parts of southern MS/southeast LA is tracking away from the Gulf Coast region. Low-level winds are