A storm system will bring heavy rainfall, thunderstorms, and flooding threats to portions of the Southern Plains today, the Lower Mississippi Valley Saturday, and the Southeast into the Mid-Atlantic on Sunday. Another Bering system will impact the Alaskan West Coast and Central Interior through the weekend bringing moderate to heavy snow, high winds, and/or some blizzard conditions. Read More >
Grand Rapids, MI
Weather Forecast Office
The Marine Zones on Lake Michigan are assigned SAME codes. This table lists the Marine Zone identifier, a description of the area covered, and the SAME code that has been assigned to that zone.
Zones designated "Nearshore" cover waters from the shoreline to 5 Nautical Miles offshore.
Zones designated "Open Water" cover waters from 5 Nautical Miles offshore to the midline of the lake.
| Zone | Description | Code |
|---|---|---|
| LMZ843 | Nearshore - New Buffalo to St Joseph | 092843 |
| LMZ844 | Nearshore - St Joseph to South Haven | 092844 |
| LMZ845 | Nearshore - South Haven to Holland | 092845 |
| LMZ846 | Nearshore - Holland to Grand Haven | 092846 |
| LMZ847 | Nearshore - Grand Haven to Whitehall | 092847 |
| LMZ848 | Nearshore - Whitehall to Pentwater | 092848 |
| LMZ849 | Nearshore - Pentwater to Manistee | 092849 |
| LMZ867 | Open Water - New Buffalo to Holland | 092867 |
| LMZ868 | Open Water - Holland to Whitehall | 092868 |
| LMZ869 | Open Water - Whitehall to Manistee | 092869 |
US Dept of Commerce
National Oceanic and Atmospheric Administration
National Weather Service
Grand Rapids, MI
4899 Tim Dougherty Drive SE
Grand Rapids, MI 49512-4034
616-949-0643
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