Montana · May 28, 2026

Montana hail map — May 28, 2026

NOAA radar detected hail of an inch or more over 1 Montana city on May 28, 2026. The largest stones — 1.00″, quarter size — fell over Kalispell.

Hail swath map for Kalispell, MT on May 28, 2026 showing 1.00 inch hail.
Swath over Kalispell on May 28, 2026 — 1.00″ hail. Each city below has its own map for this storm.
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Cities hit
1
in Montana
Largest stone
1.00″
quarter size
Impact rating
3/10
from stone size

Sizes come from NOAA radar, which runs about ±0.25″ against ground truth. It is canvass-targeting quality, not claim evidence.

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Montana cities hit on May 28, 2026

What people on the ground measured in Montana on May 28, 2026

6 reports filed with the National Weather Service — 2 from trained observers or officials. These are measured stones, not radar estimates, so they are the closest thing to proof that hail actually reached the ground.

  • 1.00″ quarter size Public
    2 N Evergreen, MT6:25 PM MDTFlathead County
  • 1.00″ quarter size Public
    1 W Kalispell, MT6:30 PM MDTFlathead County
  • 0.88″ penny size Public
    Turah, MT5:30 PM MDTMissoula County
  • 0.75″ penny size Public
    1 NNW Bigfork, MT5:38 PM MDTFlathead County
  • 0.75″ penny size Trained Spotter
    3 WNW Kalispell, MT6:30 PM MDTFlathead County
  • 0.50″ penny size Trained Spotter
    3 SW La Salle, MT6:16 PM MDTFlathead County

Reports come from the National Weather Service Local Storm Report feed, ingested every 15 minutes. A report records where the observer was, not the full extent of the swath — treat it as evidence about the storm, not about any one roof.

FAQ

Montana hail on May 28, 2026

NOAA radar put hail of an inch or more over 1 Montana city that day. The largest stones — 1.00 inches, quarter size — were over Kalispell. Every city hit is listed above with its own stone size.

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