Watches and Warnings
SPC Severe Thunderstorm Watch 323
WW 323 SEVERE TSTM IL IN 262320Z – 270400Z 
URGENT - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Watch Number 323 NWS Storm Prediction Center Norman OK 720 PM EDT Sun May 26 2024 The NWS Storm Prediction Center has issued a * Severe Thunderstorm Watch for portions of East-Central Illinois South-Central Indiana * Effective this Sunday night from 720 PM until Midnight EDT. * Primary threats include... Scattered damaging wind gusts to 70 mph likely Isolated large hail events to 1.5 inches in diameter possible SUMMARY...A band of thunderstorms is forecast to intensify across Illinois and move east into portions of central and southern Indiana during the evening. Damaging gusts will be the primary severe hazard, although large hail is possible before the evolving thunderstorm band becomes more extensive into the mid evening. The severe thunderstorm watch area is approximately along and 30 statute miles north and south of a line from 30 miles west northwest of Mattoon IL to 60 miles east of Bloomington IN. For a complete depiction of the watch see the associated watch outline update (WOUS64 KWNS WOU3). PRECAUTIONARY/PREPAREDNESS ACTIONS... REMEMBER...A Severe Thunderstorm Watch means conditions are favorable for severe thunderstorms in and close to the watch area. Persons in these areas should be on the lookout for threatening weather conditions and listen for later statements and possible warnings. Severe thunderstorms can and occasionally do produce tornadoes. && OTHER WATCH INFORMATION...CONTINUE...WW 316...WW 317...WW 318...WW 319...WW 320...WW 321...WW 322... AVIATION...A few severe thunderstorms with hail surface and aloft to 1.5 inches. Extreme turbulence and surface wind gusts to 60 knots. A few cumulonimbi with maximum tops to 450. Mean storm motion vector 27035. ...Smith
SPC Severe Thunderstorm Watch 322
WW 322 SEVERE TSTM NC SC 262240Z – 270300Z 
URGENT - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Watch Number 322 NWS Storm Prediction Center Norman OK 640 PM EDT Sun May 26 2024 The NWS Storm Prediction Center has issued a * Severe Thunderstorm Watch for portions of Western North Carolina and Piedmont Upstate South Carolina * Effective this Sunday evening from 640 PM until 1100 PM EDT. * Primary threats include... Scattered damaging wind gusts to 70 mph likely Isolated large hail events to 1.5 inches in diameter possible SUMMARY...Widely scattered thunderstorms are forecast to pose a strong to severe thunderstorm risk this evening. Strong mid-level flow will support supercell development with the stronger updrafts. Large hail and severe gusts (55-70 mph) are the primary hazards with the stronger storms. The severe thunderstorm watch area is approximately along and 40 statute miles north and south of a line from 20 miles northwest of Anderson SC to 25 miles southeast of Charlotte NC. For a complete depiction of the watch see the associated watch outline update (WOUS64 KWNS WOU2). PRECAUTIONARY/PREPAREDNESS ACTIONS... REMEMBER...A Severe Thunderstorm Watch means conditions are favorable for severe thunderstorms in and close to the watch area. Persons in these areas should be on the lookout for threatening weather conditions and listen for later statements and possible warnings. Severe thunderstorms can and occasionally do produce tornadoes. && OTHER WATCH INFORMATION...CONTINUE...WW 316...WW 317...WW 318...WW 319...WW 320...WW 321... AVIATION...A few severe thunderstorms with hail surface and aloft to 1.5 inches. Extreme turbulence and surface wind gusts to 60 knots. A few cumulonimbi with maximum tops to 500. Mean storm motion vector 25030. ...Smith
SPC Severe Thunderstorm Watch 321
WW 321 SEVERE TSTM MD NC VA WV 262205Z – 270300Z 
URGENT - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Watch Number 321 NWS Storm Prediction Center Norman OK 605 PM EDT Sun May 26 2024 The NWS Storm Prediction Center has issued a * Severe Thunderstorm Watch for portions of Far Western Maryland North-Central North Carolina Western and South-Central Virginia Eastern West Virginia * Effective this Sunday evening from 605 PM until 1100 PM EDT. * Primary threats include... Scattered damaging wind gusts to 70 mph possible SUMMARY...An organized and long-lived squall line will likely continue into the Watch area this evening across western Virginia northward into far western Maryland. Strong to severe gusts ranging from 50-70 mph will be capable of wind damage. Farther south, a couple of strong to severe thunderstorm clusters will probably move into north-central North Carolina during the evening and potentially pose a risk for large hail and damaging gusts. The severe thunderstorm watch area is approximately along and 45 statute miles east and west of a line from 35 miles west northwest of Martinsburg WV to 40 miles southeast of Greensboro NC. For a complete depiction of the watch see the associated watch outline update (WOUS64 KWNS WOU1). PRECAUTIONARY/PREPAREDNESS ACTIONS... REMEMBER...A Severe Thunderstorm Watch means conditions are favorable for severe thunderstorms in and close to the watch area. Persons in these areas should be on the lookout for threatening weather conditions and listen for later statements and possible warnings. Severe thunderstorms can and occasionally do produce tornadoes. && OTHER WATCH INFORMATION...CONTINUE...WW 316...WW 317...WW 318...WW 319...WW 320... AVIATION...A few severe thunderstorms with hail surface and aloft to 1.5 inches. Extreme turbulence and surface wind gusts to 60 knots. A few cumulonimbi with maximum tops to 350. Mean storm motion vector 25035. ...Smith
SPC Tornado Watch 319
WW 319 TORNADO AR KS MO OK 262025Z – 270200Z 
URGENT - IMMEDIATE BROADCAST REQUESTED Tornado Watch Number 319 NWS Storm Prediction Center Norman OK 325 PM CDT Sun May 26 2024 The NWS Storm Prediction Center has issued a * Tornado Watch for portions of Extreme Northwest Arkansas Southeast Kansas Southwest Missouri Extreme Northeast Oklahoma * Effective this Sunday afternoon and evening from 325 PM until 900 PM CDT. * Primary threats include... A couple tornadoes possible Scattered large hail and isolated very large hail events to 2.5 inches in diameter likely Scattered damaging wind gusts to 70 mph likely SUMMARY...Isolated supercell thunderstorms will continue to develop through the remainder of the afternoon and into early evening. Very large hail, up to 2.5 inches in diameter, will be possible, along with the risk for a couple of tornadoes. The tornado watch area is approximately along and 60 statute miles north and south of a line from 20 miles west of Joplin MO to 50 miles east northeast of Springfield MO. For a complete depiction of the watch see the associated watch outline update (WOUS64 KWNS WOU9). PRECAUTIONARY/PREPAREDNESS ACTIONS... REMEMBER...A Tornado Watch means conditions are favorable for tornadoes and severe thunderstorms in and close to the watch area. Persons in these areas should be on the lookout for threatening weather conditions and listen for later statements and possible warnings. && OTHER WATCH INFORMATION...CONTINUE...WW 316...WW 317...WW 318... AVIATION...Tornadoes and a few severe thunderstorms with hail surface and aloft to 2.5 inches. Extreme turbulence and surface wind gusts to 60 knots. A few cumulonimbi with maximum tops to 600. Mean storm motion vector 27030. ...Bunting
SPC Severe Thunderstorm Watch 318
WW 318 SEVERE TSTM OH PA WV LE 261945Z – 270200Z 
URGENT - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Watch Number 318 NWS Storm Prediction Center Norman OK 345 PM EDT Sun May 26 2024 The NWS Storm Prediction Center has issued a * Severe Thunderstorm Watch for portions of Northeast Ohio Western Pennsylvania Northern West Virginia Lake Erie * Effective this Sunday afternoon and evening from 345 PM until 1000 PM EDT. * Primary threats include... Scattered damaging wind gusts to 70 mph possible Isolated large hail events to 1.5 inches in diameter possible A tornado or two possible SUMMARY...A line of severe thunderstorms will continue to move northeast through early this evening, posing a risk for damaging wind gusts and possibly a couple tornadoes. The severe thunderstorm watch area is approximately along and 60 statute miles north and south of a line from 30 miles west southwest of Akron OH to 30 miles north of Latrobe PA. For a complete depiction of the watch see the associated watch outline update (WOUS64 KWNS WOU8). PRECAUTIONARY/PREPAREDNESS ACTIONS... REMEMBER...A Severe Thunderstorm Watch means conditions are favorable for severe thunderstorms in and close to the watch area. Persons in these areas should be on the lookout for threatening weather conditions and listen for later statements and possible warnings. Severe thunderstorms can and occasionally do produce tornadoes. && OTHER WATCH INFORMATION...CONTINUE...WW 315...WW 316...WW 317... AVIATION...A few severe thunderstorms with hail surface and aloft to 1.5 inches. Extreme turbulence and surface wind gusts to 60 knots. A few cumulonimbi with maximum tops to 500. Mean storm motion vector 24035. ...Bunting