Weather alerts in Montana, 2023
2,777 weather alerts in 2023, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered any part of the state, so the counties below add up to more than the state.
Weather alerts by county
Each county as a circle sized by its count in 2023. Tap one for its archive.
- Alerts
- 2,777
- Warnings
- 457
- Watches
- 142
- Advisories
- 585
- Busiest month
- June744 alerts
- Busiest day
- June 8, 202379 alerts
Over time
By month
The alerts
2,777 alerts are too many to list on one page. Narrow it to a product above, to a month in the chart, or to a county.
By product
Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Lewis and Clark County212
- Valley County198
- Phillips County194
- Garfield County190
- Cascade County178
- Chouteau County163
- Fergus County163
- McCone County152
- Pondera County152
- Blaine County151
- Missoula County150
- Judith Basin County147
- Stillwater County147
- Meagher County145
- Sweet Grass County145
- Glacier County143
- Petroleum County142
- Gallatin County140
- Big Horn County139
- Carter County136
- Yellowstone County135
- Teton County133
- Broadwater County133
- Hill County130
- Madison County128
- Beaverhead County123
- Lake County121
- Rosebud County120
- Toole County114
- Roosevelt County112
- Powder River County112
- Powell County109
- Flathead County108
- Custer County107
- Wheatland County107
- Granite County106
- Sanders County105
- Dawson County103
- Jefferson County103
- Richland County100
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordThe radar archive20222024
Sources
National Weather Service watches, warnings, advisories and statements from the Iowa Environmental Mesonet's VTEC archive, which reconstructs tornado, severe thunderstorm, flash flood and marine warnings back to 1986 from the NWS text archive. Storm Prediction Center watches and mesoscale discussions from SPC's archive through the Mesonet. County centers from the US Census Bureau. Rebuilt daily.