SPC Jun 18, 2025 1730 UTC Day 2 Convective Outlook
SPC 1730Z Day 2 Outlook Day 2 Convective Outlook NWS Storm Prediction Center Norman OK 1230 PM CDT Wed Jun 18 2025 Valid 191200Z - 201200Z ...THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS FROM THE CAROLINA PIEDMONT INTO PARTS OF THE MID ATLANTIC AND NEW ENGLAND... ...SUMMARY... Strong to potentially severe thunderstorms are forecast on Thursday from parts of New England into the Mid Atlantic and Carolinas. ...Synopsis... A positively tilted mid-level shortwave trough will move from the Great Lakes to the Northeast on Thursday. Mid-level flow will strengthen east of this trough from the Mid-Atlantic to the Northeast.
SPC Jun 18, 2025 1630 UTC Day 1 Convective Outlook
SPC 1630Z Day 1 Outlook Day 1 Convective Outlook NWS Storm Prediction Center Norman OK 1119 AM CDT Wed Jun 18 2025 Valid 181630Z - 191200Z ...THERE IS AN ENHANCED RISK OF SEVERE THUNDERSTORMS THIS AFTERNOON AND EVENING FROM SOUTHEAST MISSOURI EASTWARD ACROSS MUCH OF ILLINOIS/INDIANA...WESTERN OHIO...AND NORTHERN KENTUCKY... ...THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS OVER PORTIONS OF THE MID-ATLANTIC REGION... ...SUMMARY... Severe thunderstorms are expected this afternoon and evening from parts of southeast Missouri northeastward to the southern Great Lakes. Scattered to numerous damaging winds, isolated large hail, and tornadoes all appear possible. Severe thunderstorms with damaging
SPC Jun 18, 2025 1300 UTC Day 1 Convective Outlook
SPC 1300Z Day 1 Outlook Day 1 Convective Outlook NWS Storm Prediction Center Norman OK 0754 AM CDT Wed Jun 18 2025 Valid 181300Z - 191200Z ...THERE IS AN ENHANCED RISK OF SEVERE THUNDERSTORMS ACROSS PARTS OF SOUTHEAST MISSOURI INTO SOUTHERN/EASTERN ILLINOIS...WESTERN KENTUCKY...INDIANA...WESTERN OHIO...AND SOUTHERN LOWER MICHIGAN... ...SUMMARY... Severe thunderstorms are expected today from parts of southern Missouri northeastward to the southern Great Lakes. Scattered to numerous damaging winds, isolated large hail, and a few tornadoes all appear possible. Strong to severe thunderstorms may also develop across parts of the southern Plains, northern Plains/Upper Midwest, and Mid-Atlantic. ...Mid Mississippi/Ohio Valleys
SPC Jun 18, 2025 0600 UTC Day 1 Convective Outlook
SPC 1200Z Day 1 Outlook Day 1 Convective Outlook NWS Storm Prediction Center Norman OK 1228 AM CDT Wed Jun 18 2025 Valid 181200Z - 191200Z ...THERE IS AN ENHANCED RISK OF SEVERE THUNDERSTORMS FROM SOUTHEAST MISSOURI INTO SOUTHERN LOWER MICHIGAN AND WESTERN OHIO... ...SUMMARY... Strong to severe storms are expected today from parts of southern Missouri northeastward into southern lower Michigan and western Ohio. Damaging winds, isolated hail, and a few tornadoes will be possible. More isolated severe storms may develop across the southern Plains. ...Midwest/Southern Great Lakes... A shortwave upper trough is forecast to move across the Mid-MS
SPC Jun 18, 2025 0100 UTC Day 1 Convective Outlook
SPC 0100Z Day 1 Outlook Day 1 Convective Outlook NWS Storm Prediction Center Norman OK 0757 PM CDT Tue Jun 17 2025 Valid 180100Z - 181200Z ...THERE IS A MODERATE RISK OF SEVERE THUNDERSTORMS ACROSS FAR SOUTHERN KANSAS AND NORTHERN OKLAHOMA... ...SUMMARY... Severe thunderstorms producing swaths of damaging gusts (some greater than 80 mph), large hail (isolated 2+ inches), and a couple tornadoes are possible through tonight, especially across parts of southern Kansas and northern Oklahoma. ...KS/OK/MO vicinity... One or more thunderstorm clusters/small bows are still forecast to develop and shift east across the outlook area through tonight as a
SPC May 18, 2025 1630 UTC Day 1 Convective Outlook
SPC 1630Z Day 1 Outlook Day 1 Convective Outlook NWS Storm Prediction Center Norman OK 1116 AM CDT Sun May 18 2025 Valid 181630Z - 191200Z ...THERE IS A MODERATE RISK OF SEVERE THUNDERSTORMS FOR SOUTHWEST AND CENTRAL KANSAS INTO FAR NORTHWEST OKLAHOMA... ...THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS FROM EASTERN MISSISSIPPI...CENTRAL ALABAMA...AND SOUTHERN GEORGIA... ...SUMMARY... Severe thunderstorms capable of all severe hazards are expected this afternoon and evening across portions of the central and southern Plains. Several strong to intense tornadoes are possible. ...KS/OK... A large upper trough continues to deepen over the western US, with a
SPC May 18, 2025 1300 UTC Day 1 Convective Outlook
SPC 1300Z Day 1 Outlook Day 1 Convective Outlook NWS Storm Prediction Center Norman OK 0753 AM CDT Sun May 18 2025 Valid 181300Z - 191200Z ...THERE IS A MODERATE RISK OF SEVERE THUNDERSTORMS FOR SOUTHWEST AND CENTRAL KANSAS INTO FAR NORTHWEST OKLAHOMA... ...THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS FOR PARTS OF THE LOWER MISSISSIPPI VALLEY AND PARTS OF ALABAMA AND GEORGIA... ...SUMMARY... Severe thunderstorms capable of all severe hazards are expected later today across portions of the central and southern Plains. Several strong to intense tornadoes are possible. ...Central/Southern Plains... Water-vapor imagery this morning shows a potent
SPC May 18, 2025 0100 UTC Day 1 Convective Outlook
SPC 0100Z Day 1 Outlook Day 1 Convective Outlook NWS Storm Prediction Center Norman OK 0803 PM CDT Sat May 17 2025 Valid 180100Z - 181200Z ...THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS ACROSS PORTIONS OF THE SOUTHERN PLAINS INTO THE ARKLATEX REGION... ...SUMMARY... Isolated severe thunderstorms producing large to very large hail, damaging gusts and a couple of tornadoes remain possible across the southern Plains into the Arklatex region. ...01z Update... Early-evening water-vapor suggests a weak short-wave trough has advanced into the high Plains, extending from southwest KS into the eastern TX Panhandle. This feature is partly responsible
SPC Apr 18, 2025 2000 UTC Day 1 Convective Outlook
SPC 2000Z Day 1 Outlook Day 1 Convective Outlook NWS Storm Prediction Center Norman OK 0240 PM CDT Fri Apr 18 2025 Valid 182000Z - 191200Z ...THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS FROM THE SOUTHERN PLAINS NORTHEASTWARD TO THE UPPER GREAT LAKES AREA... ...SUMMARY... Scattered severe thunderstorms are possible from parts of the southern Plains northeastward through the mid Mississippi Valley and southwestern Great Lakes, mainly from late afternoon into early Saturday morning. Large to very large hail and severe wind gusts should be the main hazards, especially across the southern Plains where storms will be more concentrated.
SPC Apr 18, 2025 1300 UTC Day 1 Convective Outlook
SPC 1300Z Day 1 Outlook Day 1 Convective Outlook NWS Storm Prediction Center Norman OK 0700 AM CDT Fri Apr 18 2025 Valid 181300Z - 191200Z ...THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS FROM PARTS OF THE SOUTHERN PLAINS INTO THE MID MISSISSIPPI VALLEY AND UPPER GREAT LAKES... ...SUMMARY... Scattered severe thunderstorms are possible from parts of the southern Plains northeastward toward the upper Great Lakes, mainly from late afternoon into early Saturday morning. Large to very large hail and severe wind gusts should be the main hazards, especially across the southern Plains where storms will be more concentrated.