SPC – No watches are valid as of Sat Aug 17 09:02:01 UTC 2024
No watches are valid as of Sat Aug 17 09:02:01 UTC 2024.
SPC
SPC Severe Thunderstorm Watch 629
WW 629 SEVERE TSTM AR 170200Z – 170700Z 
URGENT - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Watch Number 629 NWS Storm Prediction Center Norman OK 900 PM CDT Fri Aug 16 2024 The NWS Storm Prediction Center has issued a * Severe Thunderstorm Watch for portions of West-central to north-central Arkansas * Effective this Friday night and Saturday morning from 900 PM until 200 AM CDT. * Primary threats include... Scattered damaging winds and isolated significant gusts to 75 mph possible Isolated very large hail events to 2 inches in diameter possible SUMMARY...A complex of severe thunderstorms -- with a history of severe as recently as a 56-kt gust at NW AR Regional (XNA) at 141Z -- is expected to pose a continuing severe-wind and hail threat southeastward into more of AR this evening. Some expansion or shift in motion toward southward also is possible. The severe thunderstorm watch area is approximately along and 40 statute miles north and south of a line from 10 miles south of Fort Smith AR to 55 miles northeast of Russellville AR. For a complete depiction of the watch see the associated watch outline update (WOUS64 KWNS WOU9). 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 628... 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 600. Mean storm motion vector 32035. ...Edwards
SPC Severe Thunderstorm Watch 628
WW 628 SEVERE TSTM AR MO OK 162035Z – 170400Z 
URGENT - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Watch Number 628 NWS Storm Prediction Center Norman OK 335 PM CDT Fri Aug 16 2024 The NWS Storm Prediction Center has issued a * Severe Thunderstorm Watch for portions of Northwest Arkansas Extreme southwest Missouri Northern Oklahoma * Effective this Friday afternoon and evening from 335 PM until 1100 PM CDT. * Primary threats include... Scattered damaging winds likely with isolated significant gusts to 75 mph possible Scattered large hail likely with isolated very large hail events to 2.5 inches in diameter possible SUMMARY...Multiple areas of thunderstorm development are possible along and south of the Kansas/Oklahoma border through late evening, in a storm environment favoring organized clusters and supercells. The more intense storms will be capable of producing very large hail up to 2.5 inches in diameter, as well as severe outflow winds up to 75 mph. The severe thunderstorm watch area is approximately along and 35 statute miles north and south of a line from 40 miles west southwest of Alva OK to 30 miles south southeast of Monett MO. 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 627... 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 600. Mean storm motion vector 30025. ...Thompson
SPC Severe Thunderstorm Watch 627
WW 627 SEVERE TSTM KS 161555Z – 162100Z 
URGENT - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Watch Number 627 NWS Storm Prediction Center Norman OK 1055 AM CDT Fri Aug 16 2024 The NWS Storm Prediction Center has issued a * Severe Thunderstorm Watch for portions of Southwest and south central Kansas * Effective this Friday morning and afternoon from 1055 AM until 400 PM CDT. * Primary threats include... Scattered large hail and isolated very large hail events to 2.5 inches in diameter likely Scattered damaging winds likely with isolated significant gusts to 75 mph possible SUMMARY...Elevated supercells may persist into the afternoon and become rooted at the surface while moving southeastward. The more intense storms will be capable of producing hail up to 2.5 inches in diameter and severe outflow gusts up to 75 mph. The severe thunderstorm watch area is approximately along and 55 statute miles north and south of a line from 15 miles west of Dodge City KS to 20 miles east northeast of Wichita 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. && 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 550. Mean storm motion vector 30030. ...Thompson
SPC – No watches are valid as of Fri Aug 16 08:02:02 UTC 2024
No watches are valid as of Fri Aug 16 08:02:02 UTC 2024.
SPC Severe Thunderstorm Watch 626
WW 626 SEVERE TSTM IL 160210Z – 160800Z 
URGENT - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Watch Number 626 NWS Storm Prediction Center Norman OK 910 PM CDT Thu Aug 15 2024 The NWS Storm Prediction Center has issued a * Severe Thunderstorm Watch for portions of North-central and northwestern Illinois * Effective this Thursday night and Friday morning from 910 PM until 300 AM CDT. * Primary threats include... Scattered damaging wind gusts to 70 mph possible Scattered large hail events to 1.5 inches in diameter possible SUMMARY...Clusters of thunderstorms may organize to severe levels as they move eastward over the Mississippi River from IA, and into a favorably moist and unstable air mass. Damaging gusts are the main concern, with isolated large hail also possible. The severe thunderstorm watch area is approximately along and 70 statute miles east and west of a line from 35 miles south of Peoria IL to 55 miles north of Peoria IL. 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 623...WW 624...WW 625... 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 550. Mean storm motion vector 27025. ...Edwards