1 high wind, as filed by the National Weather Service.
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.
1 high wind. Local standard time, as filed.
A low pressure system moving east across southwestern Canada combined with a large high pressure area over the Great Basin to produce strong southwest winds across portions of Central and South Central Montana. A missle silo near Harlowton reported sustained winds at 59 mph.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Montana in 1999Every state in 1999This day in weather historyWarnings in Montana, November 1999
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: 5722139.