Montana, 2010

Hail and Damaging Wind in Montana, July 19, 2010

July 19, 2010 · NWS BYZ · 4 events in 1 county or zone

A severe thunderstorm producing large damaging hail, as well as damaging winds moved across Carter County.

Where it happened

Every event with a place to put it. Tap one for its entry below.

  • Tornadoes
  • Tropical storms and surge
  • Floods
  • Wind
  • Hail
  • Winter weather
  • Heat and drought
  • Cold
  • Fire, smoke and dust
  • Marine and coastal
  • Other

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The toll

Deaths
0
Injuries
0
Property damage
None recorded
Crop damage
None recorded
Events
4

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.

What happened

The episode as NWS BYZ wrote it up.

A severe thunderstorm producing large damaging hail, as well as damaging winds moved across Carter County.

The radar

The Rapid City radar (KUDX), 232 km away, was scanning. The volume nearest the first event began at 19:58 UTC.

Open the radar archive at this moment

Event by event

3 hail, 1 thunderstorm wind. Local standard time, as filed.

Hail, Carter

When
July 19, 1:00 PM MST
Where
Carter County, 16.34 mi SW of Ekalaka
Measured
1 in hail
Reported by
Trained Spotter
Coordinates
45.700, -104.770

Hail, Carter

When
July 19, 1:28 PM MST
Where
Carter County, 2.06 mi ENE of Ridgeway
Measured
1.75 in hail
Reported by
COOP Observer
Coordinates
45.490, -104.480

A Co-Op Observer's home had broken out windows and their was crop damage in the surrounding area.

Hail, Carter

When
July 19, 1:30 PM MST
Where
Carter County, 4.58 mi SSW of Ridgeway
Measured
1.75 in hail
Reported by
Trained Spotter
Coordinates
45.420, -104.560

There was damage to crops and structures. Winds were estimated at 70 mph.

Thunderstorm Wind, Carter

When
July 19, 1:40 PM MST
Where
Carter County, 0.85 mi NE of Alzada
Measured
54 kt (62 mph) measured gust
Reported by
Trained Spotter
Coordinates
45.030, -104.410

What these are

Hail
Hail three-quarters of an inch or larger, or smaller hail that caused damage, filed with the largest stone measured.
Thunderstorm Wind
Winds from a thunderstorm of 50 knots (58 mph) or more, or lower winds that caused damage or casualties. Measured gusts are marked MG, estimated EG.

After NWS Directive 10-1605, the rules offices file Storm Data by.

The same day elsewhere

More

Every storm in Montana in 2010Every state in 2010This day in weather historyWarnings in Montana, July 2010

Sources

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 2026-10-01. Each event’s entry at NCEI: 243671, 243672, 243673, 243674.