Watches and Warnings
SPC Severe Thunderstorm Watch 417
WW 417 SEVERE TSTM SD 152025Z – 160300Z 
URGENT - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Watch Number 417 NWS Storm Prediction Center Norman OK 225 PM MDT Sat Jun 15 2024 The NWS Storm Prediction Center has issued a * Severe Thunderstorm Watch for portions of Western and Central South Dakota * Effective this Saturday afternoon and evening from 225 PM until 900 PM MDT. * Primary threats include... Scattered damaging winds and isolated significant gusts to 75 mph possible Scattered large hail and isolated very large hail events to 2 inches in diameter possible SUMMARY...Thunderstorms should continue developing over the Black Hills this afternoon. Large hail around 1-2 inches in diameter along with severe/damaging winds of 60-75 mph will be possible as this convection spreads eastward across parts of western and central South Dakota through this evening. The severe thunderstorm watch area is approximately along and 85 statute miles east and west of a line from Lemmon SD to 35 miles west southwest of Philip SD. 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 inches. Extreme turbulence and surface wind gusts to 65 knots. A few cumulonimbi with maximum tops to 500. Mean storm motion vector 27035. ...Gleason
SPC – No watches are valid as of Sat Jun 15 07:02:02 UTC 2024
No watches are valid as of Sat Jun 15 07:02:02 UTC 2024.
SPC Severe Thunderstorm Watch 416
WW 416 SEVERE TSTM KS NE 142330Z – 150700Z 
URGENT - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Watch Number 416 NWS Storm Prediction Center Norman OK 630 PM CDT Fri Jun 14 2024 The NWS Storm Prediction Center has issued a * Severe Thunderstorm Watch for portions of Western and Central Kansas Central Nebraska * Effective this Friday night and Saturday morning from 630 PM until 200 AM CDT. * Primary threats include... Scattered damaging winds likely with isolated significant gusts to 80 mph possible Isolated large hail events to 1.5 inches in diameter possible SUMMARY...Several clusters and linear bands of storms will move east into the Watch area this evening. As the storms encounter increasing moisture with eastward extent into western Kansas, further upscale growth into a larger squall line is forecast this evening. Severe gusts (60-80 mph) will be the primary hazard with the stronger storms. The severe thunderstorm watch area is approximately along and 85 statute miles east and west of a line from 15 miles north of Broken Bow NE to 20 miles east 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 413...WW 414...WW 415... AVIATION...A few severe thunderstorms with hail surface and aloft to 1.5 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 415
WW 415 SEVERE TSTM NJ NY PA 142055Z – 150100Z 
URGENT - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Watch Number 415 NWS Storm Prediction Center Norman OK 455 PM EDT Fri Jun 14 2024 The NWS Storm Prediction Center has issued a * Severe Thunderstorm Watch for portions of New Jersey Southern New York Far Eastern Pennsylvania * Effective this Friday afternoon and evening from 455 PM until 900 PM EDT. * Primary threats include... Scattered damaging wind gusts to 70 mph possible Isolated large hail events to 1 inch in diameter possible SUMMARY...Loosely organized thunderstorm clusters should continue to pose a threat for mainly damaging winds around 50-70 mph as they spread eastward over the next few hours. The severe thunderstorm watch area is approximately along and 45 statute miles north and south of a line from 25 miles west northwest of Trenton NJ to 45 miles northeast of Trenton NJ. 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 413...WW 414... AVIATION...A few severe thunderstorms with hail surface and aloft to 1 inch. Extreme turbulence and surface wind gusts to 60 knots. A few cumulonimbi with maximum tops to 500. Mean storm motion vector 27035. ...Gleason
SPC Severe Thunderstorm Watch 414
WW 414 SEVERE TSTM CO KS NE NM OK TX WY 142010Z – 150300Z 
URGENT - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Watch Number 414 NWS Storm Prediction Center Norman OK 210 PM MDT Fri Jun 14 2024 The NWS Storm Prediction Center has issued a * Severe Thunderstorm Watch for portions of Eastern Colorado Western Kansas Western and Southwest Nebraska Northeast New Mexico The Far Western Oklahoma Panhandle The Northwest Texas Panhandle Far Southeast Wyoming * Effective this Friday afternoon and evening from 210 PM until 900 PM MDT. * Primary threats include... Scattered damaging winds likely with isolated significant gusts to 80 mph possible Scattered large hail and isolated very large hail events to 2 inches in diameter possible A tornado or two possible SUMMARY...Thunderstorms will continue to develop and pose a threat for large hail around 1-2 inches in diameter this afternoon. With time, thunderstorms should consolidate into a bowing cluster moving east-northeastward, with a greater threat for severe/damaging winds around 60-80 mph. The severe thunderstorm watch area is approximately along and 80 statute miles east and west of a line from 40 miles southwest of Clayton NM to 40 miles north of Sidney NE. 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 413... AVIATION...A few severe thunderstorms with hail surface and aloft to 2 inches. Extreme turbulence and surface wind gusts to 70 knots. A few cumulonimbi with maximum tops to 550. Mean storm motion vector 22035. ...Gleason
