SPC
SPC Severe Thunderstorm Watch 534
WW 534 SEVERE TSTM IA IL IN WI LM 142255Z – 150600Z 
URGENT - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Watch Number 534 NWS Storm Prediction Center Norman OK 555 PM CDT Sun Jul 14 2024 The NWS Storm Prediction Center has issued a * Severe Thunderstorm Watch for portions of Northern and Eastern Iowa Northern Illinois Far Northwest Indiana Southern Wisconsin Lake Michigan * Effective this Sunday afternoon and Monday morning from 555 PM until 100 AM CDT. * Primary threats include... Scattered damaging wind gusts to 70 mph likely Isolated very large hail events to 2 inches in diameter possible A tornado or two possible SUMMARY...Thunderstorms are expected to continue increasing in coverage and intensity this evening. Isolated large hail generally 1-1.75 inches in diameter may occur with the initially more cellular activity. With time, a bowing cluster of thunderstorms should pose a greater threat for severe/damaging winds up to around 60-70 mph. A landspout tornado or two also appears possible. The severe thunderstorm watch area is approximately along and 60 statute miles north and south of a line from 45 miles south southwest of Mason City IA to 55 miles south of Racine WI. 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...CONTINUE...WW 533... AVIATION...A few severe thunderstorms with hail surface and aloft to 2 inches. Extreme turbulence and surface wind gusts to 60 knots. A few cumulonimbi with maximum tops to 500. Mean storm motion vector 28030. ...Gleason
SPC Severe Thunderstorm Watch 533
WW 533 SEVERE TSTM MT ND 142200Z – 150500Z 
URGENT - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Watch Number 533 NWS Storm Prediction Center Norman OK 500 PM CDT Sun Jul 14 2024 The NWS Storm Prediction Center has issued a * Severe Thunderstorm Watch for portions of Northeast Montana Western and Northern North Dakota * Effective this Sunday afternoon from 500 PM until Midnight CDT. * Primary threats include... Scattered large hail likely with isolated very large hail events to 2.5 inches in diameter possible Scattered damaging winds and isolated significant gusts to 75 mph possible A tornado or two possible SUMMARY...Supercell thunderstorms are expected to develop this afternoon and evening and move slowly east-southeastward. The most intense thunderstorms should be capable of producing large to very large hail around 1.5-2.5 inches in diameter. The potential for severe/damaging winds is more uncertain. But, if activity can grow into a bowing cluster later this evening, then peak wind speeds may reach 65-75 mph. The severe thunderstorm watch area is approximately along and 55 statute miles north and south of a line from 5 miles southwest of Glasgow MT to 95 miles east of Minot ND. 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. && AVIATION...A few severe thunderstorms with hail surface and aloft to 2.5 inches. Extreme turbulence and surface wind gusts to 65 knots. A few cumulonimbi with maximum tops to 500. Mean storm motion vector 30025. ...Gleason
SPC Severe Thunderstorm Watch 532
WW 532 SEVERE TSTM IN OH 141650Z – 142300Z 
URGENT - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Watch Number 532 NWS Storm Prediction Center Norman OK 1250 PM EDT Sun Jul 14 2024 The NWS Storm Prediction Center has issued a * Severe Thunderstorm Watch for portions of Central Indiana Central Ohio * Effective this Sunday afternoon and evening from 1250 PM until 700 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...A line of thunderstorms over northern Indiana will track southeastward across the watch area through the afternoon, posing a risk of locally damaging wind gusts and hail. The severe thunderstorm watch area is approximately along and 55 statute miles north and south of a line from 45 miles north northwest of Indianapolis IN to 30 miles east northeast of Columbus OH. 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. && 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 29030. ...Hart
SPC – No watches are valid as of Sun Jul 14 13:02:02 UTC 2024
No watches are valid as of Sun Jul 14 13:02:02 UTC 2024.
SPC Severe Thunderstorm Watch 531
WW 531 SEVERE TSTM IA MN NE SD 140700Z – 141300Z 
URGENT - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Watch Number 531 NWS Storm Prediction Center Norman OK 200 AM CDT Sun Jul 14 2024 The NWS Storm Prediction Center has issued a * Severe Thunderstorm Watch for portions of Northwestern Iowa Southwestern Minnesota Northeastern Nebraska East-central and southeastern South Dakota * Effective this Sunday morning from 200 AM until 800 AM CDT. * Primary threats include... Scattered damaging winds likely with isolated significant gusts to 90 mph possible Isolated large hail events to 1.5 inches in diameter possible SUMMARY...A well-organized, bowing thunderstorm complex, with a history of numerous, measured, significant severe gusts (65+ kt) in western and central SD, should continue to pose a threat for severe wind as it moves through much of the watch area through dawn. The severe thunderstorm watch area is approximately along and 85 statute miles north and south of a line from 60 miles west of Mitchell SD to 25 miles north northeast of Spencer IA. 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 527...WW 528...WW 529...WW 530... AVIATION...A few severe thunderstorms with hail surface and aloft to 1.5 inches. Extreme turbulence and surface wind gusts to 80 knots. A few cumulonimbi with maximum tops to 550. Mean storm motion vector 29050. ...Edwards
