Tag: convective

SPC 0100Z Day 1 Outlook Day 1 Convective Outlook NWS Storm Prediction Center Norman OK 0743 PM CDT Sun May 11 2025 Valid 120100Z - 121200Z ...THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS IN EASTERN MT AND WESTERN ND... ...SUMMARY... Isolated to scattered severe wind gusts may persist across parts of the northern Great Plains this evening but will subside tonight. A low-probability wind/tornado threat remains apparent across central/south Alabama to the Florida Panhandle into Monday morning. ...Northern Great Plains/Rockies... Isolated to widely scattered thunderstorms are ongoing across parts of the Rockies and northern Great Plains. The most likely

SPC 1630Z Day 1 Outlook Day 1 Convective Outlook NWS Storm Prediction Center Norman OK 1119 AM CDT Sun May 11 2025 Valid 111630Z - 121200Z ...THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS ACROSS THE NORTHERN ROCKIES AND MONTANA HIGH PLAINS... ...SUMMARY... Scattered severe wind gusts are expected across the northern Rockies to Montana High Plains from mid-afternoon into the evening. Isolated severe thunderstorms are also possible across the Southeast today through tonight. ...Northern Rockies/High Plains and northeast Great Basin... Strengthening southwesterly flow aloft is anticipated throughout the day as the upper low off the Pacific Northwest coast progresses

SPC 1300Z Day 1 Outlook Day 1 Convective Outlook NWS Storm Prediction Center Norman OK 0754 AM CDT Sun May 11 2025 Valid 111300Z - 121200Z ...THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS ACROSS THE NORTHERN ROCKIES AND MONTANA HIGH PLAINS... ...SUMMARY... Scattered severe wind gusts are expected across the northern Rockies to Montana High Plains fom mid-afternoon into the evening. Isolated severe thunderstorms are also possible across the Southeast today through tonight. ...Northern Rockies/High Plains and northeast Great Basin... The leading portion of an eastward-transitioning upper-level trough will overspread the northern Rockies and northern Great Basin later today

SPC 0100Z Day 1 Outlook Day 1 Convective Outlook NWS Storm Prediction Center Norman OK 0748 PM CDT Sat May 10 2025 Valid 110100Z - 111200Z ...THERE IS A MARGINAL RISK OF SEVERE THUNDERSTORMS IN PARTS OF THE SOUTHEAST AND NORTHERN ROCKIES... ...SUMMARY... Isolated severe gusts may persist this evening over parts of the northern Rockies. A brief tornado or two, along with locally damaging winds are possible across parts of the Southeast into Sunday morning. ...Southeast... Primary severe potential early tonight should be confined to near the slow-moving warm front across parts of south GA into far southern SC.

SPC 1630Z Day 1 Outlook Day 1 Convective Outlook NWS Storm Prediction Center Norman OK 1123 AM CDT Sat May 10 2025 Valid 101630Z - 111200Z ...THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS ACROSS THE FLORIDA PANHANDLE...SOUTHEAST ALABAMA...AND SOUTHWEST GEORGIA... ...SUMMARY... Severe thunderstorms including a damaging wind and tornado risk may occur across parts of the Southeast, including northern Florida, southern Alabama and southern Georgia. Other thunderstorms with strong winds will be possible across the northern Rockies this afternoon and evening. ...Southeast including FL and far southeast AL/southern GA... Recent surface analysis places a low over the MOB vicinity

SPC 1300Z Day 1 Outlook Day 1 Convective Outlook NWS Storm Prediction Center Norman OK 0757 AM CDT Sat May 10 2025 Valid 101300Z - 111200Z ...THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS ACROSS THE FLORIDA PANHANDLE...SOUTHEAST ALABAMA...AND SOUTHWEST GEORGIA... ...SUMMARY... Severe thunderstorms including a damaging wind and tornado risk may occur across parts of the Southeast, including northern Florida, southern Alabama and southern Georgia. Other thunderstorms with strong winds will be possible across the northern Rockies this afternoon and evening. ...Southeast including FL and far southeast AL/southern GA... Multiple areas of strong storms are ongoing early this morning

SPC 0100Z Day 1 Outlook Day 1 Convective Outlook CORR 1 NWS Storm Prediction Center Norman OK 0816 PM CDT Fri May 09 2025 Valid 100100Z - 101200Z ...THERE IS A MARGINAL RISK OF SEVERE THUNDERSTORMS FOR THE FLORIDA PANHANDLE AND THE MOBILE BAY VICINITY... CORRECTED FOR THUNDER LINE ERROR ...SUMMARY... An isolated severe risk may develop tonight over portions of the northern Gulf Coast. ...Discussion... Water-vapor imagery this evening shows a split-flow regime over North America. A mid-level trough over the Mid-Atlantic states will move northeast to southern New England, while a slow-moving mid-level low meanders over the north

SPC 1630Z Day 1 Outlook Day 1 Convective Outlook NWS Storm Prediction Center Norman OK 1130 AM CDT Fri May 09 2025 Valid 091630Z - 101200Z ...THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS FROM THE EASTERN FLORIDA PENINSULA INTO SOUTHEAST GEORGIA AND FAR SOUTHERN SOUTH CAROLINA...AND ACROSS EASTERN NORTH CAROLINA/FAR SOUTHEAST VIRGINIA... ...SUMMARY... Thunderstorms capable of producing large hail and severe wind gusts are possible across parts of the Mid-Atlantic and Southeast, especially from the eastern Florida Peninsula through southeast Georgia, and across northeastern North Carolina/far southeast Virginia. ...Synopsis... Recent satellite imagery shows a pair of cyclones embedded within

SPC 1300Z Day 1 Outlook Day 1 Convective Outlook NWS Storm Prediction Center Norman OK 0741 AM CDT Fri May 09 2025 Valid 091300Z - 101200Z ...THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS ACROSS PARTS OF THE FL PENINSULA AND FAR SOUTHEAST VA/NORTHEAST NC... ...SUMMARY... Thunderstorms capable of producing large hail and severe wind gusts are possible across parts of the Southeast, but especially areas such as the northern Florida Peninsula and eastern North Carolina/far southeast Virginia. ...Florida/coastal Southeast... Weak height falls and strengthening southwesterly winds aloft will occur later today into tonight preceding the upper trough along the

SPC 0100Z Day 1 Outlook Day 1 Convective Outlook NWS Storm Prediction Center Norman OK 0801 PM CDT Thu May 08 2025 Valid 090100Z - 091200Z ...THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS ACROSS PARTS OF SOUTH TEXAS...THE TENNESSEE VALLEY...SOUTHERN APPALACHIANS AND SOUTHEAST... ...SUMMARY... Scattered thunderstorms with severe wind gusts and large hail will continue this evening over parts of the Tennessee Valley, southern Appalachians and Southeast. Severe wind gusts and large hail are also expected across parts of south Texas, where hailstones of greater than 2 inches in diameter will be possible. ...Tennessee Valley/Southern Appalachians/Southeast... Latest water vapor