Storms in Montana in 1999

728 events in 322 episodes

Every storm the National Weather Service filed in Montana in 1999, with each episode’s narrative and every event in it. From 1996 the record holds 48 kinds of event with each office’s narrative; before that, tornadoes, hail and thunderstorm wind only, and before 1955 tornadoes alone.

Montana in 1999 on the map

Every episode with a place to put it, colored by kind of event.

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

Open the live radar over Montana

The year

Events: 728
Deaths: 5
Injuries: 5
Damage: $19 million
Episodes: 322

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.

By kind of event

Kind of event	Events	Deaths	Injuries	Damage
Hail	247	1	0	$105,000
High Wind	174	0	0	$1.5 million
Heavy Snow	112	1	0
Thunderstorm Wind	84	0	0	$62,000
Winter Storm	23	0	0
Tornado	22	0	4	$6.1 million
Funnel Cloud	19	0	0
Flood	18	0	0	$145,000
Flash Flood	13	0	0	$49,000
Ice Storm	6	0	0
Lightning	4	2	1
Blizzard	3	0	0
Wildfire	2	0	0	$11 million
Avalanche	1	1	0

Every episode, month by month

January 1999

February 1999

March 1999

April 1999

May 1999

June 1999

July 1999

August 1999

September 1999

October 1999

November 1999

December 1999

Every year in Montana Every state in 1999 Tornadoes in Montana in 1999 Warnings in Montana in 1999 1998 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.