A look at the weather expected in battleground states on Election Day

Weather conditions can be one factor in how many people vote in person on Election Day.

The strongest weather in the U.S. forecast for Tuesday is in Montana where there could be blizzard conditions, but that state is not a battleground and is strongly favored to go for Donald Trump.

Key battleground states including Michigan and Wisconsin are expected to see some rainfall.

Here are the Election Day forecasts for the seven most highly-contested states.