The National Weather Service has issued multiple beach hazards statements: 

Coastal Hazard Message
National Weather Service Northern Indiana

Northern La Porte-Northern Berrien-Southern Berrien-

...BEACH HAZARDS STATEMENT IN EFFECT FROM SATURDAY MORNING
THROUGH SUNDAY EVENING...

* WHAT...Dangerous swimming conditions expected. Waves 3 to 5
  feet. Strong rip and structural currents expected.

* WHERE...In Indiana, Northern La Porte county. In Michigan,
  Northern Berrien and Southern Berrien counties.

* WHEN...From Saturday morning through Sunday evening.

* IMPACTS...Strong currents can pull swimmers into deeper water
  and high waves can sweep people off piers.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain out of the water to avoid hazardous swimming conditions.
Do not venture out on piers.
Coastal Hazard Message
National Weather Service Chicago IL

Porter

…BEACH HAZARDS STATEMENT IN EFFECT FROM SATURDAY MORNING
THROUGH SUNDAY EVENING…

* WHAT…High wave action and dangerous currents expected at Lake
Michigan beaches. Waves 3 to 6 feet expected.

* WHERE…Porter County.

* WHEN…From Saturday morning through Sunday evening.

* IMPACTS…Swimming conditions will be life threatening,
especially for inexperienced swimmers.

PRECAUTIONARY/PREPAREDNESS ACTIONS…

Remain out of the water to avoid dangerous swimming conditions
and do not venture out onto piers, jetties, breakwalls, or other
shoreline structures.