The National Weather Service of Northern Indiana has issued a Winter Storm Watch has been issued for LaPorte, Starke, St. Joseph, Marshall counties in Indiana and Berrien County in Michigan.

In addition the National Weather Service of Chicago has issued a Winter Storm Watch for Porter County in Indiana.

 

For LaPorte, Starke, St. Joseph, Marshall counties in Indiana and Berrien County in Michigan:

...WINTER STORM WATCH IN EFFECT FROM THURSDAY EVENING THROUGH
SATURDAY MORNING...

* WHAT...Heavy lake effect snow possible. Total snow accumulations
  in excess of 6 inches possible.

* WHERE...Portions of northern Indiana and southwest Michigan.

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

* IMPACTS...Travel could be very difficult to impossible. Areas of
  blowing snow could significantly reduce visibility. The
  hazardous conditions could impact the Friday morning and Friday
  evening commute.

* ADDITIONAL DETAILS...System snow Thursday evening will
  transition to bands of heavy lake effect snow Friday into Friday
  night. Intense snowfall rates of 1 to 2 inches per hour will be
  possible within dominant lake effect snow bands. The heaviest
  snowfall and potential major impacts favor northern La Porte
  and southwest Berrien counties where localized amounts may
  exceed a foot.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Monitor the latest forecasts for updates on this situation.

For Porter County:

...WINTER STORM WATCH REMAINS IN EFFECT FROM LATE THURSDAY NIGHT
THROUGH FRIDAY EVENING...

* WHAT...Heavy lake effect snow possible. Total snow
  accumulations of greater than 8 inches possible.

* WHERE...Porter County.

* WHEN...From late Thursday night through Friday evening.

* IMPACTS...Travel could be very difficult. The hazardous
  conditions could impact the morning or evening commute.

* IMPACTS...Travel could be very difficult. The hazardous
  conditions could impact the morning and evening commute.

* ADDITIONAL DETAILS...Snowfall rates in excess of 2 inches per
  hour possible. Highest amounts across northern portions of
  Porter County. Strong northwest winds gusting to 35 mph could
  result in blowing and drifting snow, especially near the
  lakeshore.