Weather alerts in Montana, 2026
2,549 weather alerts in 2026, 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 2026. Tap one for its archive.
- Alerts
- 2,549
- Warnings
- 659
- Watches
- 171
- Advisories
- 291
- Busiest month
- July814 alerts
- Busiest day
- June 27, 202677 alerts
Over time
By month
The alerts
2,549 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.
- McCone County203
- Valley County201
- Garfield County197
- Phillips County188
- Fergus County186
- Cascade County173
- Judith Basin County163
- Lewis and Clark County162
- Petroleum County159
- Sweet Grass County158
- Carter County157
- Yellowstone County156
- Roosevelt County152
- Madison County152
- Rosebud County149
- Richland County149
- Chouteau County148
- Stillwater County147
- Big Horn County147
- Dawson County135
- Wheatland County134
- Gallatin County134
- Powder River County132
- Broadwater County130
- Blaine County127
- Park County125
- Beaverhead County123
- Meagher County121
- Prairie County120
- Golden Valley County119
- Jefferson County118
- Sheridan County117
- Musselshell County116
- Pondera County115
- Carbon County114
- Custer County112
- Daniels County111
- Glacier County107
- Fallon County106
- Treasure County106
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
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.