SPC Apr 10, 2025 Day 4-8 Severe Weather Outlook
Day 4-8 Outlook Day 4-8 Convective Outlook NWS Storm Prediction Center Norman OK 0333 AM CDT Thu Apr 10 2025 Valid 131200Z - 181200Z ...DISCUSSION... Primary feature of interest will be a shortwave trough over MT at 12Z Sunday and its major amplification into a broad eastern CONUS/southeast Canadian trough through mid-week. Poleward moisture quality from the western Gulf will remain sub-optimal, but will improve through D5/Monday. The northeast extent of weak surface buoyancy should reach the OH Valley by Monday afternoon, where guidance has been trending farther south with an intense mid-level jet. Given a prior EML and the
SPC Apr 10, 2025 0730 UTC Day 3 Severe Thunderstorm Outlook
SPC 0730Z Day 3 Outlook Day 3 Convective Outlook NWS Storm Prediction Center Norman OK 0154 AM CDT Thu Apr 10 2025 Valid 121200Z - 131200Z ...NO SEVERE THUNDERSTORM AREAS FORECAST... ...SUMMARY... Severe thunderstorms are not expected on Saturday or Saturday night. ...Central Rockies to the Upper Midwest... A mid-level ridge from the southern High Plains to the Upper Midwest at 12Z Saturday morning will shift east and gradually dampen, as a shortwave trough progresses across the northern Rockies and into MT through early Sunday. Large-scale ascent will strengthen near peak diurnal heating across parts of the central Rockies to
SPC Apr 9, 2025 1930 UTC Day 3 Severe Thunderstorm Outlook
SPC 1930Z Day 3 Outlook Day 3 Convective Outlook NWS Storm Prediction Center Norman OK 0211 PM CDT Wed Apr 09 2025 Valid 111200Z - 121200Z ...THERE IS A MARGINAL RISK OF SEVERE THUNDERSTORMS ACROSS THE EASTERN CAROLINAS AND FAR SOUTHEAST VIRGINIA.... ...SUMMARY... A couple strong to severe storms will be possible from the eastern Carolinas into southeast Virginia on Friday. Primary concerns will be isolated severe hail and locally damaging wind gusts. ...Discussion... A strong mid-level jet streak will round the base of the trough on Friday morning resulting in a deepening, negatively tilted mid-level shortwave trough across the
SPC Apr 9, 2025 Day 4-8 Severe Weather Outlook
Day 4-8 Outlook Day 4-8 Convective Outlook NWS Storm Prediction Center Norman OK 0337 AM CDT Wed Apr 09 2025 Valid 121200Z - 171200Z ...DISCUSSION... From Day 5/Sunday through Day 6/Monday, a robust midlevel trough will advance eastward from the northern Plains to the Great Lakes. On Day 5/Sunday, a related broad/elongated surface low will move eastward across the northern/central Plains, while a dryline develops farther south over the southern Plains. Isolated strong storms may be possible ahead of the surface low in the Upper MS Valley, though poor boundary-layer moisture will tend to limit the severe risk. Farther south
SPC Apr 9, 2025 0730 UTC Day 3 Severe Thunderstorm Outlook
SPC 0730Z Day 3 Outlook Day 3 Convective Outlook NWS Storm Prediction Center Norman OK 0216 AM CDT Wed Apr 09 2025 Valid 111200Z - 121200Z ...THERE IS A MARGINAL RISK OF SEVERE THUNDERSTORMS ACROSS PARTS OF EASTERN NORTH CAROLINA... ...SUMMARY... A couple strong to severe storms will be possible across parts of eastern North Carolina on Friday. Primary concerns will be isolated severe hail and locally damaging wind gusts. ...Eastern North Carolina... Within the base of an amplified large-scale trough moving slowly eastward across the Appalachians, the left-exit region of a cyclonically curved midlevel jet streak will overspread the
SPC Apr 8, 2025 1930 UTC Day 3 Severe Thunderstorm Outlook
SPC 1930Z Day 3 Outlook Day 3 Convective Outlook NWS Storm Prediction Center Norman OK 0207 PM CDT Tue Apr 08 2025 Valid 101200Z - 111200Z ...THERE IS A MARGINAL RISK OF SEVERE THUNDERSTORMS ACROSS THE LOWER OHIO VALLEY...MID-MISSISSIPPI VALLEY...AND INTO THE MID-SOUTH... ...SUMMARY... Isolated severe storms capable of producing large hail and locally damaging gusts will be possible from the Lower Ohio River Valley to the Mid-Mississippi Valley and the Mid-South. ...Synopsis and Discussion... A mid-level trough will amplify across the eastern CONUS on Thursday with very cold mid-level temperatures (-22 to -26C at 500mb) expected from the Great
SPC Apr 8, 2025 Day 4-8 Severe Weather Outlook
Day 4-8 Outlook Day 4-8 Convective Outlook NWS Storm Prediction Center Norman OK 0337 AM CDT Tue Apr 08 2025 Valid 111200Z - 161200Z ...DISCUSSION... On Day 4/Friday, an amplified large-scale trough will move slowly eastward across the Appalachians. Ahead of a related surface low in the lee of the Appalachians, weakly modified boundary-layer moisture will be in place across the coastal Mid-Atlantic states. While instability will be marginal, owing to the limited moisture and poor lapse rates, strong south-southwesterly midlevel flow may support a couple strong storms during the afternoon. The overall severe threat appears too marginal for severe
SPC Apr 8, 2025 0730 UTC Day 3 Severe Thunderstorm Outlook
SPC 0730Z Day 3 Outlook Day 3 Convective Outlook NWS Storm Prediction Center Norman OK 0218 AM CDT Tue Apr 08 2025 Valid 101200Z - 111200Z ...THERE IS A MARGINAL RISK OF SEVERE THUNDERSTORMS ACROSS PARTS OF THE TENNESSEE VALLEY... ...SUMMARY... Isolated severe storms capable of producing large hail and locally damaging gusts will be possible across portions of the Tennessee Valley on Thursday afternoon and evening. ...Synopsis... A positively tilted large-scale trough and accompanying midlevel speed maximum will move southeastward from the Middle/Upper MS Valley to the southern Appalachians through the period. At the same time, a weak surface
SPC Severe Thunderstorm Watch 134 Status Reports
WW 0134 Status Updates STATUS REPORT ON WW 134 THE SEVERE WEATHER THREAT CONTINUES ACROSS THE ENTIRE WATCH AREA. ..SPC..04/07/25 ATTN...WFO...MHX...AKQ...ILM...RAH... STATUS REPORT FOR WS 134 SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS NCC013-015-017-019-029-041-047-049-051-053-061-065-073-079-083- 085-091-101-103-107-117-127-129-131-133-137-139-141-143-147-155- 163-177-187-191-195-072240- NC . NORTH CAROLINA COUNTIES INCLUDED ARE BEAUFORT BERTIE BLADEN BRUNSWICK CAMDEN CHOWAN COLUMBUS CRAVEN CUMBERLAND CURRITUCK DUPLIN EDGECOMBE GATES GREENE HALIFAX HARNETT HERTFORD JOHNSTON JONES LENOIR MARTIN NASH NEW HANOVER NORTHAMPTON ONSLOW PAMLICO PASQUOTANK PENDER PERQUIMANS PITT ROBESON SAMPSON TYRRELL WASHINGTON WAYNE WILSON SCC033-041-043-051-067-089-072240- SC . SOUTH CAROLINA COUNTIES INCLUDED ARE Read more