Washington County Flood Inundation Map
Washington County Flood Map
National Weather Service Flood Forecasts
On March 9, 2023, the National Weather Service provided an updated flood forecast for the St. Croix River, which indicated the probability of a major flood event this year. A major flood event is triggered when the river reaches an elevation of 689’, which has an 11% chance of occurring in any given year. Considering the current snow pack conditions throughout the state, the prediction for this year is 73%.
National Weather Service - Current and Forecasted St. Croix River Levels
National Weather Service - Flood Probability Graph
DNR MNTopo Elevation Interactive Map
Access this mapping tool to determine approximate elevations on an individual property. This information can then be used to compare flood level predictions issued by the National Weather Service.
MNTopo Interactive Map
Directions: Type "Bayport" in the quick search bar on the upper left side of the screen. Using the toolbar on the upper right side of the screen, click on the "Basemaps" icon. A drop down menu will appear, then click on the "Imagery" icon. Here you can drag the map to search for a specific property.