The Emergency Alert System was very busy on Sunday with warnings issued every few minutes for most counties in southwest Montana. Tornado activity was spotted in at least two counties.

Bozeman Radar - NWS

In addition to severe thunderstorms, large hail and torrential rain in some areas, here are some details of one of the tornado activity reports from Sunday afternoon:

  • Storm Tracks: Tornado
  • Manhattan, MT
  • Station ID: KBLX.N6
  • Lat: 45.75
  • Lon: -111.31
  • Time: 3:23 PM
  • Movement: NE 11.3mph
  • Max Hail Size: 1in
  • Prob of Severe Hail: 50%
  • Prob of Hail: 100%
  • Echo Top: 9ft