Montana, 2000

Flash Flooding and Hail in Montana, July 9, 2000

July 9, 2000 · NWS GGW · 24 events in 6 counties and zones

18 hail, 4 flash flood, 2 thunderstorm wind, as filed by the National Weather Service.

Where it happened

Every event with a place to put it; 4 filed by county or forecast zone are drawn at its center, in a lighter ring. 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
$30,000
Crop damage
None recorded
Events
24

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 radar

The national radar mosaic for the moment the first event began.

Open the radar archive at this moment

Event by event

18 hail, 4 flash flood, 2 thunderstorm wind. Local standard time, as filed.

Hail, Phillips

When
July 9, 1:45 PM MST
Where
Phillips County, 11 mi N of Dodson
Measured
1.75 in hail
Reported by
TRAINED SPOTTER
Coordinates
48.567, -108.233

Hail, Phillips

When
July 9, 2:30 PM MST
Where
Phillips County, Whitewater
Measured
1 in hail
Reported by
TRAINED SPOTTER
Coordinates
48.767, -107.617

Hail, Petroleum

When
July 9, 2:35 PM MST
Where
Petroleum County, 8 mi S of Winnett
Measured
0.75 in hail
Reported by
GENERAL PUBLIC
Coordinates
46.883, -108.350

Hail, Petroleum

When
July 9, 2:40 PM MST
Where
Petroleum County, 7 mi S of Winnett
Measured
1 in hail
Reported by
GENERAL PUBLIC
Coordinates
46.900, -108.350

Hail, Petroleum

When
July 9, 2:50 PM MST
Where
Petroleum County, Flatwillow
Measured
1.75 in hail
Reported by
TRAINED SPOTTER
Coordinates
46.833, -108.400

Hail, Phillips

When
July 9, 2:53 PM MST
Where
Phillips County, 7 mi NE of Saco
Measured
0.75 in hail
Reported by
TRAINED SPOTTER
Coordinates
48.533, -107.233

Hail, Phillips

When
July 9, 2:55 PM MST
Where
Phillips County, 8 mi N of Saco
Measured
0.75 in hail
Reported by
GENERAL PUBLIC
Coordinates
48.583, -107.333

Hail, Phillips

When
July 9, 3:05 PM MST
Where
Phillips County, 10 mi N of Saco
Measured
1.75 in hail
Reported by
TRAINED SPOTTER
Coordinates
48.617, -107.333

Hail, Petroleum

When
July 9, 3:07 PM MST
Where
Petroleum County, Flatwillow
Measured
3.5 in hail
Reported by
TRAINED SPOTTER
Coordinates
46.833, -108.400

Hail, Valley

When
July 9, 3:13 PM MST
Where
Valley County, 10 mi N of Hinsdale
Measured
1.75 in hail
Reported by
TRAINED SPOTTER
Coordinates
48.550, -107.083

Hail, Valley

When
July 9, 3:25 PM MST
Where
Valley County, 13 mi NE of Hinsdale
Measured
2 in hail
Reported by
GENERAL PUBLIC
Coordinates
48.533, -106.883

Hail, Valley

When
July 9, 3:55 PM MST
Where
Valley County, 7 mi N of Hinsdale
Measured
0.75 in hail
Reported by
GENERAL PUBLIC
Coordinates
48.500, -107.083

Hail, Garfield

When
July 9, 4:11 PM MST
Where
Garfield County, Cohagen
Measured
1.75 in hail
Reported by
TRAINED SPOTTER
Coordinates
47.033, -106.600

Hail, Valley

When
July 9, 5:03 PM MST
Where
Valley County, 8 mi WNW of Larslan
Measured
1 in hail
Reported by
NWS EMPLOYEE(OFF DUTY)
Coordinates
48.617, -106.417

Flash Flood, Valley

When
July 9, 5:08 PM MST
Where
Valley County, 6 mi WNW of Larslan
Reported by
NWS EMPLOYEE(OFF DUTY)
Coordinates
48.365, -106.667 (the zone’s center; the record gives no point)

Water running over Cool Rd 6-8 inches deep.

Flash Flood, Garfield

When
July 9, 5:30 PM MST to 11:30 PM MST
Where
Garfield County, 5 mi SE of Cohagen
Reported by
GENERAL PUBLIC
Coordinates
47.278, -106.993 (the zone’s center; the record gives no point)

Water was crossing Hwy 59 between Rock Springs and Cohagen.

Hail, Valley

When
July 9, 5:38 PM MST
Where
Valley County, 36 mi ENE of Glasgow
Measured
1 in hail
Reported by
NWS EMPLOYEE(OFF DUTY)
Coordinates
48.400, -105.917

Hail, Garfield

When
July 9, 5:38 PM MST
Where
Garfield County, 23 mi NE of Jordan
Measured
0.88 in hail
Reported by
TRAINED SPOTTER
Coordinates
47.550, -106.533

Hail, Valley

When
July 9, 6:00 PM MST
Where
Valley County, 5 mi N of Frazer
Measured
1.25 in hail
Reported by
TRAINED SPOTTER
Coordinates
48.117, -106.033

Thunderstorm Wind, McCone

When
July 9, 6:00 PM MST
Where
McCone County, 58 mi NW of Circle
Measured
52 kt (60 mph)
Reported by
GENERAL PUBLIC
Coordinates
48.017, -106.483

Hail, Prairie

When
July 9, 6:40 PM MST
Where
Prairie County, 8 mi SW of Terry
Measured
0.88 in hail
Reported by
LAW ENFORCEMENT
Coordinates
46.700, -105.417

Thunderstorm Wind, Prairie

When
July 9, 6:44 PM MST
Where
Prairie County, 30 mi NW of Terry
Measured
61 kt (70 mph)
Reported by
AWOS,ASOS,MESONET,ETC
Coordinates
47.083, -105.750

Flash Flood, Garfield

When
July 9, 6:55 PM MST
Where
Garfield County, 15 mi E of Jordan
Reported by
LAW ENFORCEMENT
Coordinates
47.278, -106.993 (the zone’s center; the record gives no point)

Heavy rain caused the Little Dry Creek to overflow its banks . The water from the creek was high enough to inundate Hwy 200 between Jordan and Flowing Wells. The rapidly rising water also caused wash outs on area gravel roads.

Flash Flood, McCone

When
July 9, 8:50 PM MST
Where
McCone County, 5 mi SE of Weldon
Property damage
$30,000
Reported by
LAW ENFORCEMENT
Coordinates
47.645, -105.795 (the zone’s center; the record gives no point)

Heavy rain caused caused a bridge on the Weldon Road to be washed out.

What these are

Hail
Hail three-quarters of an inch or larger, or smaller hail that caused damage, filed with the largest stone measured.
Flash Flood
Flooding that begins within six hours of the rain that causes it, or of a dam or levee failure or ice jam release, often with deadly speed.
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 2000Every state in 2000This day in weather historyWarnings in Montana, July 2000

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 2026-09-24. Each event’s entry at NCEI: 5150122, 5150123, 5151030, 5151031, 5151032, 5151033, 5151034, 5151035, 5151036, 5151037, 5151038, 5151039, 5151040, 5151042, 5151043, 5151041, 5151044, 5151045, 5151046, 5151341, 5151047, 5151048, 5151339, 5151340.