Tag: convective

SPC 1300Z Day 1 Outlook Day 1 Convective Outlook NWS Storm Prediction Center Norman OK 0754 AM CDT Wed Mar 12 2025 Valid 121300Z - 131200Z ...THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS FOR PARTS OF NORTH AND NORTHEAST TEXAS AND SOUTHEAST OKLAHOMA INTO SOUTHWEST ARKANSAS AND NORTHWEST LOUISIANA... ...SUMMARY... Scattered severe thunderstorms are possible from north Texas and southeast Oklahoma into the Ark-La-Tex late this afternoon and evening. Large to very large hail and severe gusts are the primary hazards. ...Synopsis... Water-vapor imagery this morning shows a potent mid-level shortwave trough over NM/Chihuahua quickly moving eastward into Far

SPC 0100Z Day 1 Outlook Day 1 Convective Outlook NWS Storm Prediction Center Norman OK 0743 PM CDT Tue Mar 11 2025 Valid 120100Z - 121200Z ...NO SEVERE THUNDERSTORM AREAS FORECAST... ...SUMMARY... Isolated thunderstorms are expected across far southern California and into Arizona tonight. Severe storms are not expected. ...Discussion... Recent radar and satellite show that a few isolated thunderstorms are ongoing near the mid-level low moving inland across California/southern Arizona. Isolated to scattered showers and thunderstorms will likely continue into the evening, spreading further east into central/southern Arizona as forcing increases inland. Cooling aloft will allow for modest buoyancy

SPC 1300Z Day 1 Outlook Day 1 Convective Outlook NWS Storm Prediction Center Norman OK 0653 AM CDT Tue Mar 11 2025 Valid 111300Z - 121200Z ...NO SEVERE THUNDERSTORM AREAS FORECAST... ...SUMMARY... Isolated thunderstorms are expected across far southern California and into Arizona today into tonight. Severe storms are not expected. ...Discussion... A potent mid to upper-level low west of southern CA will move east and evolve into an open trough and reach the AZ-NM/Sonora-Chihuahua border vicinity by early Wednesday morning. Isolated to widely scattered showers associated with the cold core will spread east during the day from southern CA

SPC 0100Z Day 1 Outlook Day 1 Convective Outlook NWS Storm Prediction Center Norman OK 0748 PM CDT Mon Mar 10 2025 Valid 110100Z - 111200Z ...NO SEVERE THUNDERSTORM AREAS FORECAST... ...SUMMARY... Thunderstorms have shifted offshore over south Florida, and will gradually do so over eastern North Carolina as well. Inland severe weather is not expected. ...Discussion... An upper low now centered over the lower Savannah River Valley will continue moving eastward this evening, eventually moving offshore/over the Gulf Stream. As this occurs, a surface low just offshore of the Carolina Coast will likewise shift northeastward. A cold front trailing

SPC 1300Z Day 1 Outlook Day 1 Convective Outlook NWS Storm Prediction Center Norman OK 0725 AM CDT Mon Mar 10 2025 Valid 101300Z - 111200Z ...THERE IS A MARGINAL RISK OF SEVERE THUNDERSTORMS FOR NORTHERN AND CENTRAL PORTIONS OF THE FLORIDA PENINSULA... ...SUMMARY... Thunderstorms associated with an isolated risk for severe gusts, and potentially a tornado, will be possible through early afternoon in parts of north and central Florida. ...FL Peninsula... Morning satellite/radar analysis shows a mid-level trough over AL/MS moving east-southeast towards FL, while a broken band of pre-frontal showers/storms extends from parts of north FL south-southwestward into

SPC 0100Z Day 1 Outlook Day 1 Convective Outlook NWS Storm Prediction Center Norman OK 0747 PM CDT Sun Mar 09 2025 Valid 100100Z - 101200Z ...THERE IS A MARGINAL RISK OF SEVERE THUNDERSTORMS ACROSS PARTS OF NORTHERN FLORIDA...SOUTHEAST ALABAMA AND SOUTHERN GEORGIA... ...SUMMARY... Marginally severe thunderstorms remain possible this evening from parts of far southeast Alabama and southern Georgia into northern and central Florida. ...Far Southeast Alabama/Southern Georgia/Northern and Central Florida... A shortwave trough is evident on water vapor imagery over northern Florida, where scattered thunderstorms are ongoing. Additional storms are located further west into parts of the Florida

SPC 1300Z Day 1 Outlook Day 1 Convective Outlook NWS Storm Prediction Center Norman OK 0747 AM CDT Sun Mar 09 2025 Valid 091300Z - 101200Z ...THERE IS A MARGINAL RISK OF SEVERE THUNDERSTORMS FOR SOUTHEAST ALABAMA INTO SOUTHERN GEORGIA AND INTO NORTH FLORIDA AND THE PANHANDLE... ...SUMMARY... Isolated strong to severe thunderstorms are possible today from parts of northern Florida into far southeast Alabama and southern Georgia. ...Far Southeast Alabama/Southern Georgia/Northern Florida... Morning surface analysis places a low near the mouth of the MS River and a maritime front draped east over the continental shelf waters south of the

SPC 0100Z Day 1 Outlook Day 1 Convective Outlook NWS Storm Prediction Center Norman OK 0653 PM CST Sat Mar 08 2025 Valid 090100Z - 091200Z ...THERE IS A MARGINAL RISK OF SEVERE THUNDERSTORMS ACROSS PARTS OF THE SABINE AND LOWER MISSISSIPPI VALLEYS EASTWARD INTO THE CENTRAL AND EASTERN GULF COAST... ...SUMMARY... Isolated severe storms will be possible tonight from parts of the southeast Texas eastward into the Gulf Coast states. ...Sabine and Lower Mississippi Valleys/Central and Eastern Gulf Coast Vicinity... The latest water vapor imagery has a mid-level low over the southern High Plains with southwest flow from southwest

SPC 1300Z Day 1 Outlook Day 1 Convective Outlook NWS Storm Prediction Center Norman OK 0648 AM CST Sat Mar 08 2025 Valid 081300Z - 091200Z ...THERE IS A MARGINAL RISK OF SEVERE THUNDERSTORMS FROM NORTH TEXAS EASTWARD ALONG THE NORTHERN GULF COAST... ...SUMMARY... Isolated severe storms will be possible today and tonight from parts of the southern Plains eastward into the northern Gulf Coast states. ...TX eastward into the northern Gulf Coast states... Water-vapor imagery this morning shows a mid- to upper-level low over western NM, with the larger-scale trough pivoting east across northern Mexico. The mid-level low will

SPC 0100Z Day 1 Outlook Day 1 Convective Outlook NWS Storm Prediction Center Norman OK 0658 PM CST Fri Mar 07 2025 Valid 080100Z - 081200Z ...THERE IS A MARGINAL RISK OF SEVERE THUNDERSTORMS ACROSS PARTS OF NORTH-CENTRAL AND NORTHEAST TEXAS... ...SUMMARY... Severe storms with isolated large hail are expected tonight across parts of north-central and northeast Texas. ...North-central and Northeast Texas... The latest water vapor imagery has a mid-level low located over the Desert Southwest, with relatively dry air present within west-southwesterly flow over parts of the southern Plains and mid Mississippi Valley. As the mid-level low in the