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.
SUSTAINED WIND OF 35KT CTB ASOS...LOCALLY WINDIER WITH AN OIL SERVICE RIG TOPPLED OVER
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, September 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 2026-09-24. Each event’s entry at NCEI: 5716784.