River Flooding Likely Soon

There is a lot of data pointing to the likelihood of snowmelt flooding coming to SW Montana between mid May and Mid June.

First look at the snow pack data and the snow/water % of average data:

All the river basins below show above normal snowpack trends with a sharp increase throughout the month of April and many of our local snow/water % of average values are 135% to 150% of average or 35% to 50% above the 30 year mean.

Gallatin River Basin Snow Data

Madison River Basin Snowpack

Upper Yellowstone River Basin Snow Data

Upper Clark Fork Snow Data

Jefferson (Big Hole-Beaverhead-Ruby) Snow DataMadison River Basin Snow DataGallatin River Basin Snow Data