SPC – No watches are valid as of Fri Sep 20 03:26:02 UTC 2024
No watches are valid as of Fri Sep 20 03:26:02 UTC 2024.
SPC
SPC Severe Thunderstorm Watch 679
WW 679 SEVERE TSTM KS MO OK 192230Z – 200500Z 
URGENT - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Watch Number 679 NWS Storm Prediction Center Norman OK 530 PM CDT Thu Sep 19 2024 The NWS Storm Prediction Center has issued a * Severe Thunderstorm Watch for portions of Southeast Kansas Western Missouri Northeast Oklahoma * Effective this Thursday afternoon from 530 PM until Midnight CDT. * Primary threats include... Scattered damaging winds and isolated significant gusts to 75 mph possible Isolated large hail events to 1.5 inches in diameter possible SUMMARY...Scattered thunderstorms are expected to continue to intensify through the evening across southeast Kansas and northern Oklahoma, spreading into parts of western Missouri through the evening. Damaging winds and some hail are the main concerns. The severe thunderstorm watch area is approximately along and 60 statute miles east and west of a line from 30 miles south of Bartlesville OK to 100 miles north northeast of Joplin MO. 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 677...WW 678... AVIATION...A few severe thunderstorms with hail surface and aloft to 1.5 inches. Extreme turbulence and surface wind gusts to 65 knots. A few cumulonimbi with maximum tops to 500. Mean storm motion vector 28025. ...Hart
SPC Tornado Watch 678
WW 678 TORNADO MN WI LS 192205Z – 200400Z 
URGENT - IMMEDIATE BROADCAST REQUESTED Tornado Watch Number 678 NWS Storm Prediction Center Norman OK 505 PM CDT Thu Sep 19 2024 The NWS Storm Prediction Center has issued a * Tornado Watch for portions of Northeast Minnesota Northwest Wisconsin Lake Superior * Effective this Thursday afternoon and evening from 505 PM until 1100 PM CDT. * Primary threats include... A couple tornadoes possible Scattered damaging wind gusts to 70 mph possible Scattered large hail events to 1.5 inches in diameter possible SUMMARY...Scattered thunderstorms will continue to develop across northeastern Minnesota and track eastward across the watch area this evening. Isolated intense/supercells are possible, capable of hail, damaging winds, and a tornado or two. The tornado watch area is approximately along and 50 statute miles east and west of a line from 40 miles north northwest of Grand Marais MN to 85 miles south of Duluth MN. For a complete depiction of the watch see the associated watch outline update (WOUS64 KWNS WOU8). 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 677... 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 500. Mean storm motion vector 23035. ...Hart
SPC Severe Thunderstorm Watch 677
WW 677 SEVERE TSTM IA MN WI 191910Z – 200300Z 
URGENT - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Watch Number 677 NWS Storm Prediction Center Norman OK 210 PM CDT Thu Sep 19 2024 The NWS Storm Prediction Center has issued a * Severe Thunderstorm Watch for portions of Northern Iowa Southern and East-Central Minnesota Western Wisconsin * Effective this Thursday afternoon and evening from 210 PM until 1000 PM CDT. * Primary threats include... Scattered large hail likely with isolated very large hail events to 2.5 inches in diameter possible Scattered damaging wind gusts to 70 mph possible A tornado or two possible SUMMARY...Thunderstorms should continue to develop this afternoon while posing a threat for large hail up to 1.5-2.5 inches in diameter. As this activity spreads east-northeastward, damaging winds around 60-70 mph may become more of a threat through this evening, especially if thunderstorms can form into clusters. A tornado or two also appears possible with any persistent, surface-based supercell. The severe thunderstorm watch area is approximately along and 75 statute miles east and west of a line from 45 miles north northwest of Eau Claire WI to 15 miles southwest of Mason City IA. 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 60 knots. A few cumulonimbi with maximum tops to 500. Mean storm motion vector 24030. ...Gleason
SPC – No watches are valid as of Wed Sep 18 03:00:02 UTC 2024
No watches are valid as of Wed Sep 18 03:00:02 UTC 2024.
SPC Severe Thunderstorm Watch 676
WW 676 SEVERE TSTM KS 180005Z – 180400Z 
URGENT - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Watch Number 676 NWS Storm Prediction Center Norman OK 705 PM CDT Tue Sep 17 2024 The NWS Storm Prediction Center has issued a * Severe Thunderstorm Watch for portions of Southwest Kansas * Effective this Tuesday evening from 705 PM until 1100 PM CDT. * Primary threats include... Scattered damaging winds and isolated significant gusts to 75 mph possible SUMMARY...A line of high-based thunderstorms will spread into southwest Kansas through the evening, posing a risk of locally damaging wind gusts. The severe thunderstorm watch area is approximately along and 35 statute miles east and west of a line from 55 miles north northwest of Garden City KS to 20 miles west southwest of Liberal KS. 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 674...WW 675... AVIATION...A few severe thunderstorms with hail surface and aloft to 1 inch. Extreme turbulence and surface wind gusts to 65 knots. A few cumulonimbi with maximum tops to 500. Mean storm motion vector 24035. ...Hart