Red Flag Warnings in Montana
933 red flag warnings since 1986. An alert counts here when it covered any part of the state, so the counties below add up to more than the state. The archive of red flag warnings reaches back to 2005.
Red Flag Warnings by county
Each county as a circle sized by its count since 1986. Tap one for its archive.
- Red Flag Warnings
- 933
- Busiest year
- 2012112 red flag warnings
- Average year
- 44over 21 years on file
Over time
By year
Before late 2005 the archive holds only tornado, severe thunderstorm, flash flood and marine warnings, and from 1997 SPC's watches, so the jump that year is the archive widening, not the weather.
By month of the year
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Phillips County322
- Jefferson County316
- Madison County291
- Powell County269
- Lewis and Clark County266
- Gallatin County254
- McCone County248
- Valley County248
- Glacier County214
- Dawson County194
- Prairie County194
- Richland County194
- Wibaux County194
- Beaverhead County178
- Silver Bow County178
- Garfield County175
- Petroleum County175
- Meagher County174
- Fergus County169
- Granite County167
- Pondera County166
- Daniels County163
- Roosevelt County163
- Sheridan County163
- Liberty County155
- Toole County155
- Deer Lodge County151
- Cascade County150
- Judith Basin County150
- Chouteau County142
- Sweet Grass County140
- Blaine County138
- Hill County138
- Big Horn County135
- Broadwater County134
- Rosebud County134
- Treasure County134
- Teton County133
- Park County132
- Carter County131
16 more counties
The latest red flag warnings
The most recent on file, newest first.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 12, 9:15 AM MDT | Red Flag Warning | MSO | Beaverhead, Jefferson, Madison, Silver Bow | 36 hr |
| Sep 9, 12:56 PM MDT | Red Flag Warning | GGW | Dawson, Garfield, McCone, Petroleum, Prairie, Richland and 1 more | 31 hr |
| Sep 9, 10:21 AM MDT | Red Flag Warning | BYZ | Carter, Fallon, Gallatin, Golden Valley, Madison, Musselshell and 3 more | 33 hr |
| Sep 9, 9:59 AM MDT | Red Flag Warning | MSO | Beaverhead, Jefferson, Madison, Silver Bow | 35 hr |
| Sep 5, 2:40 PM MDT | Red Flag Warning | MSO | Beaverhead, Jefferson, Madison, Silver Bow | 30 hr |
| Sep 4, 12:36 AM MDT | Red Flag Warning | GGW | Dawson, McCone, Prairie, Richland, Wibaux | 20 hr |
| Sep 3, 2:19 PM MDT | Red Flag Warning | BYZ | Big Horn, Carter, Custer, Fallon, Powder River, Rosebud and 2 more | 31 hr |
| Sep 2, 12:10 PM MDT | Red Flag Warning | BYZ | Big Horn, Carbon, Gallatin, Golden Valley, Madison, Musselshell and 7 more | 33 hr |
| Sep 1, 10:22 AM MDT | Red Flag Warning | MSO | Beaverhead, Jefferson, Madison, Silver Bow | 56 hr |
| Aug 22, 9:08 AM MDT | Red Flag Warning | MSO | Flathead, Lincoln, Mineral, Missoula, Sanders | 21 hr |
| Aug 22, 9:08 AM MDT | Red Flag Warning | MSO | Beaverhead, Deer Lodge, Granite, Jefferson, Powell, Silver Bow | 35 hr |
| Aug 10, 6:45 PM MDT | Red Flag Warning | MSO | Beaverhead, Deer Lodge, Granite, Jefferson, Madison, Powell and 1 more | 26 hr |
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.