State forecast for S.D.

Today...Widely scattered morning thunderstorms extreme east...Otherwise partly cloudy with a chance for afternoon thunderstorms north. Highs from lower 80s northeast to around 100 west.

Tonight...Slight chance of thunderstorms west and north...Clear to partly cloudy skies elsewhere. Lows in the 60s.

Tuesday...Slight chance of thunderstorms west...Clear to mostly clear skies elsewhere. Highs from upper 80s northeast to around 100 central and west.

Wednesday...Clear skies south to partly cloudy north. Lows in the mid 60s to lower 70s. Highs from upper 80s northeast to 105 central and west.

Thursday...Chance of thunderstorms. Lows in the upper 60s to lower 70s. Highs from mid 80s northeast to upper 90s west.

Friday...Chance of early morning thunderstorms central and east...Clear west. Lows from lower 60s to near 70 central. Highs from lower 80s northeast to upper 90s southwest.