Tag: day

SPC 0100Z Day 1 Outlook Day 1 Convective Outlook NWS Storm Prediction Center Norman OK 0736 PM CDT Sun Jun 22 2025 Valid 230100Z - 231200Z ...THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS ACROSS PARTS OF THE GREAT PLAINS AND UPPER MISSISSIPPI VALLEY... ...SUMMARY... Isolated to scattered thunderstorms will continue this evening across parts of the northern Plains and Upper Mississippi Valley, some of which could produce large hail, damaging wind gusts and tornadoes. Storms associated with marginally severe gusts and hail will also be likely across parts of the southern and central Plains. ...Central and Northern Plains/Upper Mississippi

SPC 1730Z Day 2 Outlook Day 2 Convective Outlook NWS Storm Prediction Center Norman OK 1215 PM CDT Sun Jun 22 2025 Valid 231200Z - 241200Z ...THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS FROM THE CENTRAL PLAINS NORTHEASTWARD TOWARD THE UPPER GREAT LAKES... ...SUMMARY... Strong to potentially severe storms are possible Monday from parts of the Great Lakes into the central Plains. ...Synopsis... A prominent upper high will be centered over the Appalachians, providing hot conditions over much of the eastern CONUS. Early in the day, a shortwave trough will exit the far northern Plains, ejecting across Ontario. Meanwhile

SPC 1630Z Day 1 Outlook Day 1 Convective Outlook NWS Storm Prediction Center Norman OK 1136 AM CDT Sun Jun 22 2025 Valid 221630Z - 231200Z ...THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS FROM THE UPPER MIDWEST TO THE CENTRAL/SOUTHERN HIGH PLAINS AND OVER PORTIONS OF THE NORTHEAST... ...SUMMARY... Isolated to scattered thunderstorms are expected to develop today across the northern Plains and Upper Mississippi Valley, some of which could produce large hail, damaging wind gusts and tornadoes. Storms associated with severe gusts and hail may also develop across parts of the Northeast, and in the southern and central

SPC 1300Z Day 1 Outlook Day 1 Convective Outlook NWS Storm Prediction Center Norman OK 0739 AM CDT Sun Jun 22 2025 Valid 221300Z - 231200Z ...THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS ACROSS PARTS OF THE PLAINS...UPPER MISSISSIPPI VALLEY...AND THE NORTHEAST... ...SUMMARY... Isolated to scattered thunderstorms are expected to develop today across the northern Plains and Upper Mississippi Valley, some of which could produce large hail, damaging wind gusts and tornadoes. Storms associated with severe gusts and hail may also develop across parts of the Northeast, and in the southern and central Plains. ...Northern/Central Plains into the Upper

SPC 0100Z Day 1 Outlook Day 1 Convective Outlook CORR 1 NWS Storm Prediction Center Norman OK 0804 PM CDT Sat Jun 21 2025 Valid 220100Z - 221200Z ...THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS ACROSS PARTS OF NEW YORK AND NEW ENGLAND... CORRECTED FOR FLIPPED THUNDER LINE IN SOUTHEAST ...SUMMARY... Thunderstorms associated with severe wind gusts and hail will be possible tonight across New York and New England. Isolated severe storms will also be possible across parts of the Great Lakes and the central to northern Plains. ...Northeast/New York/Great Lakes... Latest water vapor imagery has a belt of

SPC 1730Z Day 2 Outlook Day 2 Convective Outlook NWS Storm Prediction Center Norman OK 1230 PM CDT Sat Jun 21 2025 Valid 221200Z - 231200Z ...THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS FROM THE UPPER MISSISSIPPI VALLEY TO THE SOUTHERN HIGH PLAINS... ...SUMMARY... Severe thunderstorms remain possible on Sunday from parts of the central and northern Plains into the upper Midwest. Significant hail and wind are possible across parts of eastern North Dakota and northern Minnesota, along with some tornado potential. A few severe storms are also possible across the Northeast. ...Synopsis... Broad mid-level troughing will prevail across

SPC 1630Z Day 1 Outlook Day 1 Convective Outlook CORR 1 NWS Storm Prediction Center Norman OK 1149 AM CDT Sat Jun 21 2025 Valid 211630Z - 221200Z ...THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS OVER NORTHERN PORTIONS OF NEW YORK AND VERMONT... CORRECTED FOR SPELLING IN SUMMARY ...SUMMARY... Thunderstorms associated with severe wind gusts and hail will be possible tonight across New York and New England. Isolated severe storms will also be possible across portions of the Great Lakes, the northern High Plains and Middle Missouri Valley. ...Great Lakes... Strong/intermittently severe thunderstorms continue across the northern Lower Peninsula

SPC 1200Z Day 1 Outlook Day 1 Convective Outlook NWS Storm Prediction Center Norman OK 1228 AM CDT Sat Jun 21 2025 Valid 211200Z - 221200Z ...THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS ACROSS PARTS OF THE GREAT LAKES REGION... ...SUMMARY... Thunderstorms associated with marginally severe wind gusts and hail will be possible today from the northern Plains into the Upper Mississippi Valley and Great Lakes. ...Great Lakes... A mid-level ridge will move quickly eastward into the Northeast today, as trailing shortwave trough moves through the Great Lakes. An MCS with some severe potential will likely be ongoing at

SPC 0100Z Day 1 Outlook Day 1 Convective Outlook CORR 1 NWS Storm Prediction Center Norman OK 0816 PM CDT Fri Jun 20 2025 Valid 210100Z - 211200Z ...THERE IS A MODERATE RISK OF SEVERE THUNDERSTORMS ACROSS PARTS OF NORTH DAKOTA AND MINNESOTA... CORRECTED AREA MENTIONED IN FIRST SENTENCE OF THIRD PARAGRAPH OF DISCUSSION ...SUMMARY... A significant swath of severe winds is expected this evening and tonight from the northern Plains eastward into the upper Mississippi Valley. ...Northern Plains/Upper Mississippi Valley... Water vapor imagery currently shows a shortwave trough moving through the northern High Plains. Near the trough, a line