Severe Local Storm Watch and Watch Cancellation Msg
Issued by NWS
Issued by NWS
798 WWUS20 KWNS 061717 SEL8 SPC WW 061717 MTZ000-NDZ000-SDZ000-070100- URGENT - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Watch Number 188 NWS Storm Prediction Center Norman OK 1215 PM CDT Mon May 6 2024 The NWS Storm Prediction Center has issued a * Severe Thunderstorm Watch for portions of Southeast Montana Southwest North Dakota Central and Western South Dakota * Effective this Monday afternoon and evening from 1215 PM until 800 PM CDT. * Primary threats include... Scattered large hail and isolated very large hail events to 2 inches in diameter possible Scattered damaging wind gusts to 70 mph possible A tornado or two possible SUMMARY...An arcing band of strong to severe thunderstorms is forecast to develop this afternoon across the Watch area. Small-scale bands and a few supercells are possible and will pose a risk for mainly severe gusts and large hail. A tornado or two is possible, especially where more persistent and stronger thunderstorms encounter stronger low-level shear. The severe thunderstorm watch area is approximately along and 120 statute miles east and west of a line from 40 miles east northeast of Baker MT to 55 miles south southwest of Chamberlain SD. 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 187... 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 19035. ...Smith