SPC
SPC Severe Thunderstorm Watch 247
WW 247 SEVERE TSTM KS OK 152255Z – 160600Z 
URGENT - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Watch Number 247 NWS Storm Prediction Center Norman OK 555 PM CDT Wed May 15 2024 The NWS Storm Prediction Center has issued a * Severe Thunderstorm Watch for portions of South-Central Kansas Western and Northern Oklahoma * Effective this Wednesday afternoon and Thursday morning from 555 PM until 100 AM CDT. * Primary threats include... Scattered damaging winds and isolated significant gusts to 80 mph likely Scattered large hail and isolated very large hail events to 2.5 inches in diameter likely A tornado or two possible SUMMARY...Several clusters of strong to severe thunderstorms are forecast to develop this evening across western into northern Oklahoma and into south-central Kansas. The environment will support a mix of supercells and organized linear clusters. A threat for large to very large hail will seemingly be greatest through the mid evening with any supercells. A non-zero risk for a tornado this evening may focus over far northern Oklahoma and southern Kansas. By mid to late evening, the risk for severe gusts will likely become the primary severe hazard. The severe thunderstorm watch area is approximately along and 90 statute miles north and south of a line from 55 miles northwest of Clinton OK to 40 miles south southeast of Emporia KS. For a complete depiction of the watch see the associated watch outline update (WOUS64 KWNS WOU7). 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 245...WW 246... AVIATION...A few severe thunderstorms with hail surface and aloft to 2.5 inches. Extreme turbulence and surface wind gusts to 70 knots. A few cumulonimbi with maximum tops to 500. Mean storm motion vector 24035. ...Smith
SPC Severe Thunderstorm Watch 246
WW 246 SEVERE TSTM OK TX 152035Z – 160300Z 
URGENT - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Watch Number 246 NWS Storm Prediction Center Norman OK 335 PM CDT Wed May 15 2024 The NWS Storm Prediction Center has issued a * Severe Thunderstorm Watch for portions of The Oklahoma Panhandle The Texas Panhandle and South Plains * Effective this Wednesday afternoon and evening from 335 PM until 1000 PM CDT. * Primary threats include... Scattered damaging winds likely with isolated significant gusts to 75 mph possible Scattered large hail and isolated very large hail events to 2 inches in diameter possible SUMMARY...High-based thunderstorms are forming across the South Plains and additional storms will form and/or move into the northwest Texas and western Oklahoma Panhandles in the next couple of hours. Severe outflow winds up to 75 mph with be a threat as the high-based storms grow upscale into loose clusters and spread eastward through late evening. Any sustained cells/supercells will have the potential to produce large hail up to 2 inches in diameter. The severe thunderstorm watch area is approximately along and 85 statute miles east and west of a line from 20 miles north of Guymon OK to 20 miles southeast of Lubbock TX. For a complete depiction of the watch see the associated watch outline update (WOUS64 KWNS WOU6). 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 245... AVIATION...A few severe thunderstorms with hail surface and aloft to 2 inches. Extreme turbulence and surface wind gusts to 65 knots. A few cumulonimbi with maximum tops to 500. Mean storm motion vector 25025. ...Thompson
SPC Severe Thunderstorm Watch 245
WW 245 SEVERE TSTM NC SC CW 151710Z – 160000Z 
URGENT - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Watch Number 245 NWS Storm Prediction Center Norman OK 110 PM EDT Wed May 15 2024 The NWS Storm Prediction Center has issued a * Severe Thunderstorm Watch for portions of Southern North Carolina Northern South Carolina Coastal Waters * Effective this Wednesday afternoon and evening from 110 PM until 800 PM EDT. * Primary threats include... Scattered damaging wind gusts to 70 mph possible Scattered large hail events to 1.5 inches in diameter possible SUMMARY...Scattered thunderstorm development is expected this afternoon along and south of a stalled front across southern North Carolina, and storms will persist into this evening while moving eastward to the coast. The storm environment will support both supercells with large hail of 1-1.5 inches in diameter and clusters/bowing segments with 60-70 mph outflow winds. The severe thunderstorm watch area is approximately along and 65 statute miles north and south of a line from 25 miles north northwest of Columbia SC to 55 miles east southeast of Wilmington NC. For a complete depiction of the watch see the associated watch outline update (WOUS64 KWNS WOU5). 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 244... 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 27030. ...Thompson
SPC Severe Thunderstorm Watch 244
WW 244 SEVERE TSTM FL CW 151450Z – 152100Z 
URGENT - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Watch Number 244 NWS Storm Prediction Center Norman OK 1050 AM EDT Wed May 15 2024 The NWS Storm Prediction Center has issued a * Severe Thunderstorm Watch for portions of Northern/central Florida Peninsula Coastal Waters * Effective this Wednesday morning and afternoon from 1050 AM until 500 PM EDT. * Primary threats include... Scattered damaging wind gusts to 70 mph possible Scattered large hail events to 1.5 inches in diameter possible A tornado or two possible SUMMARY...Thunderstorms will spread eastward across parts of the northern/central FL Peninsula through this afternoon, while posing a threat for mainly large hail and damaging winds. The severe thunderstorm watch area is approximately along and 60 statute miles east and west of a line from 15 miles east of Gainesville FL to 30 miles south of Avon Park FL. For a complete depiction of the watch see the associated watch outline update (WOUS64 KWNS WOU4). 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...This severe thunderstorm watch replaces tornado watch number 243. Watch number 243 will not be in effect after 1050 AM EDT. 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 26035. ...Gleason
SPC Tornado Watch 243
WW 243 TORNADO FL CW 150645Z – 151500Z 
URGENT - IMMEDIATE BROADCAST REQUESTED Tornado Watch Number 243 NWS Storm Prediction Center Norman OK 245 AM EDT Wed May 15 2024 The NWS Storm Prediction Center has issued a * Tornado Watch for portions of Northern and Central Florida Coastal Waters * Effective this Wednesday morning from 245 AM until 1100 AM EDT. * Primary threats include... A couple tornadoes possible Isolated damaging wind gusts to 70 mph possible Isolated large hail events to 1.5 inches in diameter possible SUMMARY...At least isolated severe storms including supercells are expected to develop through the predawn hours, especially across the north-central Florida Peninsula. The severe risk/tornado potential may further increase toward and beyond sunrise across broader portions of the central Peninsula. The tornado watch area is approximately along and 70 statute miles north and south of a line from 30 miles northwest of Saint Petersburg FL to 20 miles east of Daytona Beach FL. For a complete depiction of the watch see the associated watch outline update (WOUS64 KWNS WOU3). 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. && AVIATION...Tornadoes and 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 550. Mean storm motion vector 25035. ...Guyer