Montana, 1998

Flood in Montana, June 20, 1998

June 20, 1998 · NWS BYZ · 1 event in 1 county or zone

Emergency Officials in Livingston reported flooding at 9th street island near interstate 90. 0 foot flood stage as moderate rainfall in the mountains combined with rapidly melting snow to cause the Yellowstone river to rise nearly a foot and a half in 24 hours.

The toll

Deaths
0
Injuries
0
Property damage
None recorded
Crop damage
None recorded
Events
1

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.

Emergency Officials in Livingston reported flooding at 9th street island near interstate 90. The Yellowstone River crested near the 8.0 foot flood stage as moderate rainfall in the mountains combined with rapidly melting snow to cause the Yellowstone river to rise nearly a foot and a half in 24 hours.

Event by event

1 flood. Local standard time, as filed.

Flood, Wheatland/Park/Sweet Grass

When
June 20, 1:00 AM MST to 2:30 PM MST
Where
Wheatland/Park/Sweet Grass forecast zone
Reported by
FIRE DEPT/RESCUE SQUAD

What these are

Flood
Flooding that develops more slowly than a flash flood: rivers leaving their banks, or water standing over land for an extended time.

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

The same day elsewhere

More

Every storm in Montana in 1998Every state in 1998This day in weather historyWarnings in Montana, June 1998

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: 5649834.