Tag: convective

SPC 0100Z Day 1 Outlook Day 1 Convective Outlook NWS Storm Prediction Center Norman OK 0800 PM CDT Wed Jun 11 2025 Valid 120100Z - 121200Z ...THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS THIS EVENING ACROSS PARTS OF NORTHEASTERN IOWA INTO ADJACENT SOUTHWESTERN WISCONSIN AND NORTHWESTERN ILLINOIS... ...SUMMARY... Thunderstorm activity may still increase across parts of central Texas, toward the upper Texas coastal plain, tonight accompanied by at least some risk for severe weather. Otherwise, ongoing thunderstorm development elsewhere is expected to generally wane by mid to late evening. ...01Z Update... ...Midwest... Convection with small cluster which has evolved

SPC 1730Z Day 2 Outlook Day 2 Convective Outlook NWS Storm Prediction Center Norman OK 1234 PM CDT Wed Jun 11 2025 Valid 121200Z - 131200Z ...THERE IS A MARGINAL RISK OF SEVERE THUNDERSTORMS FOR PARTS OF THE CENTRAL/NORTHERN PLAINS AND UPPER MIDWEST...AND ALSO FROM TX INTO THE LOWER MS VALLEY... ...SUMMARY... Widely scattered strong to severe storms are expected Thursday across parts of the central to northern Plains and Upper Midwest. Isolated strong to severe storms may also occur over parts of Texas into the lower Mississippi Valley. ...Synopsis... A low-amplitude mid/upper-level shortwave trough will move across the northern

SPC 1630Z Day 1 Outlook Day 1 Convective Outlook NWS Storm Prediction Center Norman OK 1140 AM CDT Wed Jun 11 2025 Valid 111630Z - 121200Z ...THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS ACROSS CENTRAL/EAST TEXAS AND PARTS OF THE MIDWEST... ...SUMMARY... Thunderstorms associated with severe wind gusts and hail are possible today across parts of Texas and the Upper Midwest. Marginally severe storms will also be possible in parts of the northern Intermountain region/northern High Plains and the Mid-Atlantic/Carolinas. ...Central/East Texas... A complex/muddled mesoscale scenario exists regionally owing to a decayed but lingering MCS across east/southeast Texas and

SPC 0100Z Day 1 Outlook Day 1 Convective Outlook NWS Storm Prediction Center Norman OK 0759 PM CDT Tue Jun 10 2025 Valid 110100Z - 111200Z ...THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS ACROSS PARTS OF THE RIO GRANDE VALLEY... ...SUMMARY... Severe storms associated with isolated large hail and damaging wind gusts are expected this evening across parts of the Rio Grande Valley. Marginally severe storms will be possible in parts of the southern Plains, central Gulf Coast states, and northwestern U.S. ...Rio Grande Valley/Southern Plains... A shortwave trough is evident on water vapor imagery over New Mexico. Ahead

SPC 1630Z Day 1 Outlook Day 1 Convective Outlook NWS Storm Prediction Center Norman OK 1128 AM CDT Tue Jun 10 2025 Valid 101630Z - 111200Z ...THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS THIS AFTERNOON AND EVENING ACROSS PARTS OF SOUTHEAST NM AND FAR WEST INTO CENTRAL TX... ...SUMMARY... Severe storms are expected to develop this afternoon and evening across parts of far southeast New Mexico, far West Texas and the Rio Grande Valley. Marginally severe storms will be possible from parts of the southern Plains eastward into the lower Mississippi Valley, along parts of the Atlantic Coastal states

SPC 0100Z Day 1 Outlook Day 1 Convective Outlook NWS Storm Prediction Center Norman OK 0749 PM CDT Mon Jun 09 2025 Valid 100100Z - 101200Z ...THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS ACROSS PART OF THE CENTRAL APPALACHIANS AND SOUTHERN HIGH PLAINS... ...SUMMARY... Isolated severe storms will be possible this evening across parts of the central Appalachians, and in parts of the southern High Plains. A marginal severe threat will be possible over much of the Southeast, and from central into southeast Texas. ...Central Appalachians... The latest water vapor imagery shows a trough over the Great Lakes with

SPC 1730Z Day 2 Outlook Day 2 Convective Outlook NWS Storm Prediction Center Norman OK 1236 PM CDT Mon Jun 09 2025 Valid 101200Z - 111200Z ...THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS ACROSS SOUTHEAST NEW MEXICO AND FAR WEST/SOUTHWEST TEXAS... ...SUMMARY... The most likely corridor for severe storms on Tuesday, primarily in the form of large hail, is across far southeast New Mexico and the Texas Trans-Pecos during the late afternoon through early evening. Isolated severe thunderstorms are also possible on Tuesday into Tuesday evening along parts of the East Coast, from southeast New Mexico to south Louisiana

SPC 1630Z Day 1 Outlook Day 1 Convective Outlook NWS Storm Prediction Center Norman OK 1127 AM CDT Mon Jun 09 2025 Valid 091630Z - 101200Z ...THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS THIS AFTERNOON OVER PORTIONS OF THE GULF COAST STATES INTO SOUTHEAST...OVER PORTIONS OF THE TN/OH VALLEYS AND SOUTHERN LOWER MI...AND OVER THE SOUTHERN HIGH PLAINS... ...SUMMARY... Scattered strong to severe thunderstorm development appears probable today across parts of the Tennessee and Ohio Valleys, over Lower MI, from lower Mississippi Valley into Southeast, and over the southern High Plains. ...Southeast TX into the Southeast... Morning observations and

SPC 0100Z Day 1 Outlook Day 1 Convective Outlook NWS Storm Prediction Center Norman OK 0746 PM CDT Sun Jun 08 2025 Valid 090100Z - 091200Z ...THERE IS A MODERATE RISK OF SEVERE THUNDERSTORMS THIS EVENING INTO THE OVERNIGHT HOURS ACROSS MUCH OF NORTHERN TEXAS AND ADJACENT SOUTHERN OKLAHOMA... ...THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS THIS EVENING ACROSS PARTS OF THE MID ATLANTIC... ...SUMMARY... It still appears that clusters of strong to severe thunderstorm development across the Texas Panhandle into Red River Valley vicinity will consolidate into a gradually organizing and more prominent cluster of storms this evening

SPC 1730Z Day 2 Outlook Day 2 Convective Outlook NWS Storm Prediction Center Norman OK 1229 PM CDT Sun Jun 08 2025 Valid 091200Z - 101200Z ...THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS FROM THE SOUTHEAST STATES INTO THE TN AND OH VALLEYS...AND ACROSS THE SOUTHERN HIGH PLAINS... ...SUMMARY... Scattered damaging winds, a couple tornadoes, and isolated severe hail are possible across the Southeast into the Upper Ohio Valley on Monday into Monday evening. ...Mid-South/Lower MS Valley into the Southeast... While there is some uncertainty regarding the intensity/organization and location of the overnight MCS early Monday morning, the general