Tag: (apr

Official

SPC Apr 7, 2025 0600 UTC Day 1 Convective Outlook

SPC 1200Z Day 1 Outlook Day 1 Convective Outlook NWS Storm Prediction Center Norman OK 1243 AM CDT Mon Apr 07 2025 Valid 071200Z - 081200Z ...THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS FOR PARTS OF NORTH FLORIDA...SOUTHEAST GEORGIA...SOUTHERN SOUTH CAROLINA... ...SUMMARY... Scattered storms, some severe, are possible Monday afternoon across parts of northern Florida and the southern Atlantic Seaboard. ...Synopsis... A large upper-level trough will continue eastward from the Mississippi Valley into the East Coast by Tuesday morning. Some intensification of the mid-level jet is expected as it moves from the lower Mississippi Valley into the Mid-Atlantic. At
Official

SPC Apr 6, 2025 2000 UTC Day 1 Convective Outlook

SPC 2000Z Day 1 Outlook Day 1 Convective Outlook NWS Storm Prediction Center Norman OK 0232 PM CDT Sun Apr 06 2025 Valid 062000Z - 071200Z ...THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS ACROSS PARTS OF THE SOUTHEAST... ...SUMMARY... Scattered damaging winds and isolated tornadoes remain possible through this evening across parts of the Southeast. Marginally severe wind gusts will also be possible northeastward into parts of the southern Appalachians and southern Virginia. ...20Z Update... The only appreciable change with this update was to trim severe probabilities behind multiple ongoing convective clusters across the Southeast. Damaging winds and a
Official

SPC Apr 6, 2025 1930 UTC Day 3 Severe Thunderstorm Outlook

SPC 1930Z Day 3 Outlook Day 3 Convective Outlook NWS Storm Prediction Center Norman OK 0202 PM CDT Sun Apr 06 2025 Valid 081200Z - 091200Z ...THERE IS A MARGINAL RISK OF SEVERE THUNDERSTORMS OVER PARTS OF EXTREME SOUTHERN FLORIDA AND THE KEYS... ...SUMMARY... Marginally severe storms may occur Tuesday night over extreme southern Florida. ...Synopsis and Discussion... On Tuesday, a deep upper trough will exist over the Great Lakes and Northeast, with a surface high spreading over much of the eastern CONUS and Gulf of America. To the south, a southern-stream wave will move across the Gulf and into
Official

SPC Apr 6, 2025 1730 UTC Day 2 Convective Outlook

SPC 1730Z Day 2 Outlook Day 2 Convective Outlook NWS Storm Prediction Center Norman OK 1214 PM CDT Sun Apr 06 2025 Valid 071200Z - 081200Z ...THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS FROM NORTHERN FLORIDA INTO MUCH OF SOUTHERN GEORGIA AND SOUTH CAROLINA... ...SUMMARY... Scattered storms, some severe, are possible Monday afternoon across parts of northern Florida and the southern Atlantic Seaboard. ...Synopsis and Discussion... A positive-tilt upper trough will sweep across the Southeast on Monday, with midlevel jet max intensifying as it begins to phase with a deeper trough over the Great Lakes. At the surface, a
Official

SPC Apr 6, 2025 1630 UTC Day 1 Convective Outlook

SPC 1630Z Day 1 Outlook Day 1 Convective Outlook NWS Storm Prediction Center Norman OK 1126 AM CDT Sun Apr 06 2025 Valid 061630Z - 071200Z ...THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS ACROSS THE SOUTHEAST... ...SUMMARY... A wind-damage and isolated tornado threat exists across parts of the Southeast. Marginally severe wind gusts will also be possible northeastward into parts of the southern Appalachians and southern Virginia. ...Southeast... A composite squall line with some embedded bows, along with some preceding thunderstorms and occasional transient/mostly weak supercells thus far, extends from the Alabama/Georgia border vicinity (west/southwest of Atlanta metro) southwestward
Official

SPC Apr 6, 2025 0730 UTC Day 3 Severe Thunderstorm Outlook

SPC 0730Z Day 3 Outlook Day 3 Convective Outlook NWS Storm Prediction Center Norman OK 0210 AM CDT Sun Apr 06 2025 Valid 081200Z - 091200Z ...THERE IS A MARGINAL RISK OF SEVERE THUNDERSTORMS ACROSS PARTS OF SOUTH FLORIDA... ...SUMMARY... Marginally severe wind gusts will be possible on Tuesday along and ahead of the front across parts of south Florida. ...South Florida... A mid-level trough will move into the Northeast on Tuesday, as a cold front advances southward across the southern Florida Peninsula. Ahead of the front, surface dewpoints near 70 F will contribute to the development of moderate instability
Official

SPC Apr 5, 2025 2000 UTC Day 1 Convective Outlook

SPC 2000Z Day 1 Outlook Day 1 Convective Outlook NWS Storm Prediction Center Norman OK 0259 PM CDT Sat Apr 05 2025 Valid 052000Z - 061200Z ...THERE IS A MODERATE RISK OF SEVERE THUNDERSTORMS FOR NORTHERN MISSISSIPPI INTO WESTERN TENNESSEE... ...SUMMARY... Severe storms, capable of producing damaging wind gusts, large hail and several tornadoes are still expected from the Sabine River Valley northeastward into the Mid-South and lower Mississippi and Ohio Valleys. Strong tornadoes, very large hail, and severe wind gusts are all possible. ...20Z Update... The primary changes made to the 20Z Convective Outlook Update were to trim severe
Official

SPC Apr 5, 2025 1930 UTC Day 3 Severe Thunderstorm Outlook

SPC 1930Z Day 3 Outlook Day 3 Convective Outlook NWS Storm Prediction Center Norman OK 0155 PM CDT Sat Apr 05 2025 Valid 071200Z - 081200Z ...THERE IS A MARGINAL RISK OF SEVERE THUNDERSTORMS FROM NORTHERN FLORIDA AND SOUTHERN GEORGIA INTO THE EASTERN CAROLINAS... ...SUMMARY... A marginal wind-damage threat is possible on Monday across parts of the southern Atlantic Seaboard into northern Florida. ...Synopsis and Discussion... A positive-tilt upper trough will sweep across the Southeast and Mid Atlantic on Monday with a cold front rapidly moving to the East Coast by 00Z. Widespread rain and thunderstorms will be ongoing throughout
Official

SPC Apr 5, 2025 0730 UTC Day 3 Severe Thunderstorm Outlook

SPC 0730Z Day 3 Outlook Day 3 Convective Outlook NWS Storm Prediction Center Norman OK 0208 AM CDT Sat Apr 05 2025 Valid 071200Z - 081200Z ...THERE IS A MARGINAL RISK OF SEVERE THUNDERSTORMS ACROSS PARTS OF THE SOUTHERN ATLANTIC SEABOARD AND NORTHERN FLORIDA... ...SUMMARY... A marginal wind-damage threat is expected to develop on Monday across parts of the southern Atlantic Seaboard into northern Florida. ...Southern Atlantic Seaboard/Northern Florida... A mid-level trough will move eastward across the Ohio and Tennessee Valleys on Monday, as a cold front advances eastward toward the southern Atlantic Seaboard and into northern Florida. Scattered thunderstorms