(IntegrityWeather.com) — A secondary shortwave is forecast to eject into the northern Plains later today coupled with deep-layer instability; this will support severe potential late tonight through Tuesday morning.
Scattered severe storms are anticipated to develop after midnight tonight across central SD, with the primary complex forecast to shift southeastward overnight into early Tuesday.
The greatest severe threat within the highlighted area will be damaging wind gusts more than 65 mph and isolated large hail near 1.00 inch in diameter.
Forecast timeline places the initial activity expected to organize over central SD late tonight, tracking southeastward into southwest MN and northern IA by early Tuesday morning.
A robust convective wave should continue to shift southeastward after daybreak Tuesday, maintaining a limited threat for damaging gusts and large hail.
Meteorologist Maurer
