Idaho, 1999

Winter Storm in Idaho, April 5 to 6, 1999

April 5 to 6, 1999 · NWS PIH · 3 events in 3 counties and zones

A winter storm brought heavy snow to the mountains of Southeastern Idaho. Accumulation of up to 6 inches were reported south of Burley and east of Pocatello.

The toll

Deaths
0
Injuries
0
Property damage
$20,000
Crop damage
None recorded
Events
3

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 PIH wrote it up.

A winter storm brought heavy snow to the mountains of Southeastern Idaho. Accumulation of up to 6 inches were reported south of Burley and east of Pocatello. The Island Park area near Yellowstone reported accumulation up to 10 inches over night. Lighter accumulation across the Snake River Plains resulted in many vehicle slide offs and at least one roll over.

Event by event

3 winter storm. Local standard time, as filed.

Winter Storm, Caribou Highlands

When
April 5, 10:00 PM MST to April 6, 10:00 AM MST
Where
Caribou Highlands forecast zone
Property damage
$20,000
Reported by
TRAINED SPOTTER

Winter Storm, South Central Highlands

When
April 5, 10:00 PM MST to April 6, 10:00 AM MST
Where
South Central Highlands forecast zone
Reported by
TRAINED SPOTTER

Winter Storm, Upper Snake Highlands

When
April 5, 10:00 PM MST to April 6, 10:00 AM MST
Where
Upper Snake Highlands forecast zone
Reported by
TRAINED SPOTTER

What these are

Winter Storm
A storm that brought snow, sleet or freezing rain at warning levels, usually over several hours or days.

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

The same day elsewhere

More

Every storm in Idaho in 1999Every state in 1999This day in weather historyWarnings in Idaho, April 1999

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: 5690931, 5690932, 5690933.