An isolated thunderstorm producing damaging winds and heavy rain moved across Southeast Montana.
Every event with a place to put it. Tap one for its entry below.
Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.
The episode as NWS BYZ wrote it up.
An isolated thunderstorm producing damaging winds and heavy rain moved across Southeast Montana.
The local office's own words before the first event, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Billings, MT wrote its last area forecast discussion before the first event at Jul 24, 8:09 PM MST, 1 hour 39 minutes earlier.
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</html>The Billings radar (KBLX), 227 km away, was scanning. The volume nearest the first event began at 04:48 UTC.
4 thunderstorm wind, 1 hail. Local standard time, as filed.
Several outbuildings that were being used for livestock were destroyed along Highway 59.
A few hailstones up to quarter size with winds around 60 mph damaged a house.
Part of a barn roof was peeled off along with extensive tree damage occurred do to strong winds. Hail up to the size of quarters was also reported.
The wind was accompanied by pea size hail and very heavy rain.
The winds were accompanied by pea size hail.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Montana in 2013Every state in 2013This day in weather historyWarnings in Montana, July 2013
NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-30. Each event’s entry at NCEI: 455556, 455559, 455566, 455567, 455568.