Tag: day

Official

SPC Mar 31, 2025 0600 UTC Day 2 Convective Outlook

SPC 0600Z Day 2 Outlook Day 2 Convective Outlook CORR 1 NWS Storm Prediction Center Norman OK 0115 AM CDT Mon Mar 31 2025 Valid 011200Z - 021200Z ...THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS ACROSS PORTIONS OF THE CENTRAL AND SOUTHERN PLAINS INTO THE MIDWEST... CORRECTED FOR TYPO ...SUMMARY... Severe thunderstorms are possible late Tuesday afternoon across the central and southern Plains, with the severe threat expected to spread eastward Tuesday night. Large to very large hail, severe gusts, and a few tornadoes are all possible. ...Central and Southern Plains into the Midwest... A somewhat complicated convective evolution
Official

SPC Mar 30, 2025 1930 UTC Day 3 Severe Thunderstorm Outlook

SPC 1930Z Day 3 Outlook Day 3 Convective Outlook NWS Storm Prediction Center Norman OK 0230 PM CDT Sun Mar 30 2025 Valid 011200Z - 021200Z ...THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS FOR PARTS OF THE CENTRAL/SOUTHERN PLAINS INTO IA/MO/IL... ...SUMMARY... Isolated severe thunderstorms are possible by late Tuesday afternoon across the central and southern Plains, with the severe threat expected to spread eastward Tuesday night. Large to very large hail, severe gusts, and a few tornadoes are all possible. ...Synopsis... The Slight Risk area has been expanded southward across parts of the central and southern Plains, for
Official

SPC Mar 30, 2025 0730 UTC Day 3 Severe Thunderstorm Outlook

SPC 0730Z Day 3 Outlook Day 3 Convective Outlook NWS Storm Prediction Center Norman OK 0232 AM CDT Sun Mar 30 2025 Valid 011200Z - 021200Z ...THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS ACROSS PARTS OF THE MID MISSOURI/MID MISSISSIPPI VALLEYS... ...SUMMARY... Severe thunderstorms are forecast to develop after dark from central and northeastern Kansas east-northeastward to northwestern Illinois, where large hail would be the main severe risk. ...Mid Missouri and mid Mississippi Valley, southward into Texas... Cyclonic flow aloft is forecast to amplify over the western U.S. Tuesday, as several short-wave features rotate through the flow. A prominent/initial
Official

SPC Mar 30, 2025 0600 UTC Day 2 Convective Outlook

SPC 0600Z Day 2 Outlook Day 2 Convective Outlook NWS Storm Prediction Center Norman OK 0107 AM CDT Sun Mar 30 2025 Valid 311200Z - 011200Z ...THERE IS AN ENHANCED RISK OF SEVERE THUNDERSTORMS FROM VIRGINIA SOUTHWESTWARD TO PARTS OF ALABAMA...GEORGIA AND THE FLORIDA PANHANDLE... ...SUMMARY... Strong/severe thunderstorms -- with threat for fairly widespread damaging winds and tornadoes -- are forecast Monday from portions of the Northeast southwestward to the central Gulf Coast region. ...Parts of eastern/southern New York southward to the central and eastern Gulf Coast area... An upper trough will continue advancing steadily eastward across the eastern half
Official

SPC Mar 30, 2025 0600 UTC Day 1 Convective Outlook

SPC 1200Z Day 1 Outlook Day 1 Convective Outlook NWS Storm Prediction Center Norman OK 1237 AM CDT Sun Mar 30 2025 Valid 301200Z - 311200Z ...THERE IS AN ENHANCED RISK OF SEVERE THUNDERSTORMS THIS AFTERNOON THROUGH TONIGHT ACROSS MUCH OF SERN IL...IN...WRN AND CENTRAL OH...SERN MO...CNTRL AND ERN AR...KY...TN...NWRN AL...NRN AND CNTRL MS...NRN LA...NERN TX... ...SUMMARY... Thunderstorm development is likely to become widespread across the Ohio Valley southwestward through the Tennessee and lower Mississippi Valleys this afternoon into tonight. Initially, this activity will pose a risk for large large hail. A few tornadoes are also possible, before damaging wind
Official

SPC Mar 29, 2025 1930 UTC Day 3 Severe Thunderstorm Outlook

SPC 1930Z Day 3 Outlook Day 3 Convective Outlook NWS Storm Prediction Center Norman OK 0227 PM CDT Sat Mar 29 2025 Valid 311200Z - 011200Z ...THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS ACROSS A LARGE PART OF THE EASTERN U.S. INTO THE CENTRAL GULF COAST... ...SUMMARY... Strong/severe thunderstorms are forecast Monday from portions of the Northeast southwestward to the central Gulf Coast region. ...Synopsis... A surface low is forecast to intensify as it moves northeastward from the Lower Great Lakes into southeast Canada through the day Monday morning in tandem with a leading shortwave trough. A trailing cold
Official

SPC Mar 29, 2025 1730 UTC Day 2 Convective Outlook

SPC 1730Z Day 2 Outlook Day 2 Convective Outlook NWS Storm Prediction Center Norman OK 1228 PM CDT Sat Mar 29 2025 Valid 301200Z - 311200Z ...THERE IS AN ENHANCED RISK OF SEVERE THUNDERSTORMS ACROSS A BROAD AREA CENTERED OVER THE OHIO/MID MISSISSIPPI/TENNESSEE VALLEYS... ...SUMMARY... A widespread/substantial severe-weather episode is forecast across an area centered on the Ohio/Mid and Lower Mississippi/Lower Missouri/Tennessee River Valleys. Very large hail, damaging winds, and strong tornadoes are expected. ...Synopsis... Mid-morning water vapor imagery depicts an upper-level shortwave trough across the Southwest that is the leading impulse within a longwave trough building across the eastern
Official

SPC Mar 29, 2025 1630 UTC Day 1 Convective Outlook

SPC 1630Z Day 1 Outlook Day 1 Convective Outlook NWS Storm Prediction Center Norman OK 1134 AM CDT Sat Mar 29 2025 Valid 291630Z - 301200Z ...THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS ACROSS PARTS OF THE CENTRAL AND SOUTHERN GREAT PLAINS INTO THE MIDDLE MISSISSIPPI VALLEY... ...SUMMARY... Scattered severe thunderstorms are possible across parts of the central/southern Plains into the mid Mississippi Valley, mainly this evening through the overnight hours. This may include an organized thunderstorm cluster across parts of Oklahoma into southeastern Kansas and western Missouri capable of producing very large hail, damaging winds, and perhaps a
Official

SPC Mar 29, 2025 0730 UTC Day 3 Severe Thunderstorm Outlook

SPC 0730Z Day 3 Outlook Day 3 Convective Outlook NWS Storm Prediction Center Norman OK 0230 AM CDT Sat Mar 29 2025 Valid 311200Z - 011200Z ...THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS FROM PORTIONS OF THE NORTHEAST TO THE CENTRAL GULF COAST/SOUTHEAST STATES... ...SUMMARY... Strong/severe thunderstorms are forecast Monday from portions of the Northeast southwestwad to the central Gulf Coast region. ...Portions of New York and Pennsylvania south-southwestward to the central Gulf Coast... Showers and thunderstorms are expected to be ongoing along/ahead of a cold front just west of the Appalachians at the start of the period/Monday morning.
Official

SPC Mar 29, 2025 0600 UTC Day 2 Convective Outlook

SPC 0600Z Day 2 Outlook Day 2 Convective Outlook NWS Storm Prediction Center Norman OK 0115 AM CDT Sat Mar 29 2025 Valid 301200Z - 311200Z ...THERE IS AN ENHANCED RISK OF SEVERE THUNDERSTORMS ACROSS A BROAD AREA CENTERED OVER THE OHIO/MID MISSISSIPPI/TENNESSEE VALLEYS... ...SUMMARY... A widespread/substantial severe-weather episode is forecast across an area centered on the Ohio/Mid and Lower Mississippi/Lower Missouri/Tennessee River Valleys. Very large hail, damaging winds, and strong tornadoes are expected. ...Midwest/Ohio Valley south to East Texas and the central Gulf Coast states... A mid-level short-wave trough is forecast to shift northeastward out of the central Plains