Between Red Lodge, MT and Silver Gate, there is an alternate return route that may be even better than the Beartooth Highway.
This storm presaged the weather we'd ride through much of the day - so called isolated sever thunderstorms.
Trees this time of year are throwing off a lot of pollen. As my daughter shook a branch, the pollen flew. When the wind blows, it creates pollen storms. Thankfully THIS isn't the pollen I'm allergic to.