Alert archive / Montana / Red Flag Warnings

Red Flag Warnings in Montana, 2020

69 red flag warnings in 2020. 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 in 2020. Tap one for its archive.

Red Flag Warnings
69
Busiest month
August25 red flag warnings
Busiest day
August 17, 20204 red flag warnings

Over time

By month

The alerts

Every alert, in the order issued. Times are local, Mountain Time. Each opens its own page with the text, the map, the radar and the sounding.

IssuedProductOfficeCountiesLasted
Jan 31, 3:14 AM MSTRed Flag WarningGGWGarfield, McCone, Petroleum, Phillips, Valley43 hr
Jan 31, 3:28 AM MSTRed Flag WarningTFXBlaine, Cascade, Chouteau, Fergus, Glacier, Hill and 8 more43 hr
Mar 2, 2:06 PM MSTRed Flag WarningGGWGarfield, McCone, Petroleum, Phillips, Valley52 hr
Mar 3, 3:25 AM MSTRed Flag WarningBYZBig Horn, Golden Valley, Musselshell, Powder River, Rosebud, Stillwater and 4 more39 hr
Apr 19, 3:11 AM MDTRed Flag WarningGGWDaniels, Roosevelt, Sheridan, Valley18 hr
Apr 21, 10:28 AM MDTRed Flag WarningGGWDaniels, Dawson, McCone, Prairie, Richland, Roosevelt and 3 more11 hr
Apr 26, 2:33 AM MDTRed Flag WarningGGWDaniels, Dawson, Garfield, McCone, Petroleum, Phillips and 6 more17 hr
Apr 26, 1:17 PM MDTRed Flag WarningTFXBlaine, Hill, Phillips7 hr
Apr 28, 2:44 AM MDTRed Flag WarningTFXBlaine, Chouteau, Fergus, Hill, Phillips18 hr
Apr 28, 3:13 AM MDTRed Flag WarningGGWDaniels, Dawson, Garfield, McCone, Petroleum, Phillips and 6 more18 hr
Jul 16, 2:06 PM MDTRed Flag WarningMSOBeaverhead, Deer Lodge, Granite, Jefferson, Madison, Powell and 1 more30 hr
Jul 24, 3:32 AM MDTRed Flag WarningTFXGlacier, Liberty, Pondera, Toole17 hr
Aug 6, 2:23 PM MDTRed Flag WarningTFXBlaine, Broadwater, Cascade, Chouteau, Fergus, Gallatin and 12 more31 hr
Aug 6, 2:44 PM MDTRed Flag WarningBYZGolden Valley, Musselshell, Sweet Grass, Wheatland30 hr
Aug 6, 3:08 PM MDTRed Flag WarningGGWDawson, Garfield, McCone, Petroleum, Phillips, Prairie and 3 more30 hr
Aug 10, 11:22 AM MDTRed Flag WarningMSOBeaverhead, Deer Lodge, Granite, Jefferson, Madison, Powell and 1 more58 hr
Aug 10, 11:42 AM MDTRed Flag WarningTFXBlaine, Broadwater, Cascade, Chouteau, Fergus, Gallatin and 12 more57 hr
Aug 11, 12:41 PM MDTRed Flag WarningGGWDaniels, Dawson, Garfield, McCone, Petroleum, Phillips and 6 more32 hr
Aug 11, 1:49 PM MDTRed Flag WarningBYZBig Horn, Carbon, Custer, Gallatin, Golden Valley, Madison and 9 more31 hr
Aug 17, 8:37 AM MDTRed Flag WarningTFXBlaine, Cascade, Chouteau, Fergus, Glacier, Hill and 8 more12 hr
Aug 17, 10:14 AM MDTRed Flag WarningGGWGarfield, McCone, Petroleum, Phillips, Valley11 hr
Aug 17, 2:11 PM MDTRed Flag WarningBYZBig Horn, Carbon, Carter, Custer, Fallon, Gallatin and 11 more30 hr
Aug 17, 2:44 PM MDTRed Flag WarningGGWDaniels, Dawson, Garfield, McCone, Petroleum, Phillips and 6 more29 hr
Aug 18, 3:29 AM MDTRed Flag WarningTFXBroadwater, Cascade, Fergus, Gallatin, Glacier, Jefferson and 8 more65 hr
Aug 19, 2:34 PM MDTRed Flag WarningMSOBeaverhead, Deer Lodge, Granite, Jefferson, Madison, Powell and 1 more31 hr
Aug 19, 8:23 PM MDTRed Flag WarningTFXBlaine, Chouteau, Fergus, Glacier, Hill, Liberty and 3 more25 hr
Aug 20, 9:47 AM MDTRed Flag WarningGGWDaniels, Dawson, Garfield, McCone, Petroleum, Phillips and 6 more17 hr
Aug 21, 2:51 PM MDTRed Flag WarningTFXGlacier, Liberty, Pondera, Toole27 hr
Aug 22, 3:32 AM MDTRed Flag WarningMSOBeaverhead, Jefferson, Madison, Silver Bow17 hr
Aug 26, 2:40 PM MDTRed Flag WarningGGWGarfield, McCone, Petroleum, Phillips, Valley31 hr
Aug 28, 2:19 PM MDTRed Flag WarningMSOBeaverhead, Deer Lodge, Flathead, Glacier, Granite, Jefferson and 10 more34 hr
Aug 28, 2:20 PM MDTRed Flag WarningBYZGallatin, Madison, Park, Sweet Grass, Wheatland31 hr
Aug 28, 2:36 PM MDTRed Flag WarningTFXBlaine, Broadwater, Cascade, Chouteau, Fergus, Gallatin and 12 more33 hr
Aug 30, 9:48 AM MDTRed Flag WarningGGWDaniels, Phillips, Roosevelt, Sheridan, Valley10 hr
Aug 31, 3:09 AM MDTRed Flag WarningTFXBlaine, Broadwater, Cascade, Chouteau, Fergus, Gallatin and 12 more66 hr
Aug 31, 3:18 AM MDTRed Flag WarningGGWDaniels, Dawson, Garfield, McCone, Petroleum, Phillips and 6 more66 hr
Aug 31, 3:27 AM MDTRed Flag WarningBYZBig Horn, Carbon, Carter, Custer, Fallon, Gallatin and 11 more69 hr
Sep 4, 11:14 AM MDTRed Flag WarningBYZBig Horn, Carbon, Carter, Custer, Fallon, Gallatin and 11 more57 hr
Sep 4, 11:21 AM MDTRed Flag WarningGGWGarfield, McCone, Petroleum, Phillips, Valley34 hr
Sep 4, 11:21 AM MDTRed Flag WarningTFXBlaine, Broadwater, Cascade, Chouteau, Fergus, Gallatin and 12 more33 hr
Sep 4, 12:29 PM MDTRed Flag WarningMSOBeaverhead, Deer Lodge, Flathead, Glacier, Granite, Jefferson and 10 more34 hr
Sep 13, 2:34 AM MDTRed Flag WarningGGWDawson, Garfield, McCone, Petroleum, Phillips, Prairie and 3 more40 hr
Sep 13, 3:11 AM MDTRed Flag WarningBYZBig Horn, Carbon, Carter, Custer, Fallon, Gallatin and 11 more42 hr
Sep 13, 3:17 AM MDTRed Flag WarningTFXBlaine, Broadwater, Cascade, Chouteau, Fergus, Gallatin and 12 more40 hr
Sep 13, 7:40 AM MDTRed Flag WarningMSOBeaverhead, Deer Lodge, Granite, Jefferson, Madison, Powell and 1 more37 hr
Sep 17, 1:08 PM MDTRed Flag WarningMSOBeaverhead, Deer Lodge, Granite, Jefferson, Madison, Powell and 1 more32 hr
Sep 18, 1:53 PM MDTRed Flag WarningBYZBig Horn, Powder River, Rosebud, Treasure, Yellowstone31 hr
Sep 23, 1:22 PM MDTRed Flag WarningBYZBig Horn, Carbon, Carter, Custer, Fallon, Gallatin and 11 more31 hr
Sep 23, 2:17 PM MDTRed Flag WarningGGWDaniels, Dawson, Garfield, McCone, Petroleum, Phillips and 6 more31 hr
Sep 23, 2:37 PM MDTRed Flag WarningTFXBlaine, Broadwater, Cascade, Chouteau, Fergus, Gallatin and 11 more30 hr
Sep 25, 10:53 AM MDTRed Flag WarningBYZBig Horn, Carbon, Carter, Custer, Fallon, Gallatin and 11 more33 hr
Sep 25, 2:40 PM MDTRed Flag WarningGGWDawson, Garfield, McCone, Petroleum, Prairie, Richland and 1 more13 hr
Sep 25, 2:42 PM MDTRed Flag WarningGGWDawson, Garfield, McCone, Petroleum, Prairie, Richland and 1 more29 hr
Oct 3, 1:58 PM MDTRed Flag WarningTFXCascade, Chouteau, Fergus, Glacier, Judith Basin, Lewis and Clark and 5 more31 hr
Oct 3, 2:04 PM MDTRed Flag WarningBYZGallatin, Golden Valley, Madison, Musselshell, Park, Stillwater and 3 more30 hr
Oct 3, 5:21 PM MDTRed Flag WarningGGWGarfield, McCone, Petroleum, Phillips, Valley27 hr
Oct 6, 3:05 AM MDTRed Flag WarningTFXCascade, Chouteau, Fergus, Glacier, Judith Basin, Lewis and Clark and 5 more16 hr
Oct 6, 3:26 AM MDTRed Flag WarningBYZGallatin, Golden Valley, Madison, Musselshell, Park, Rosebud and 5 more17 hr
Oct 6, 3:30 AM MDTRed Flag WarningGGWGarfield, McCone, Petroleum, Phillips, Valley17 hr
Oct 7, 7:55 AM MDTRed Flag WarningTFXBlaine, Cascade, Chouteau, Fergus, Glacier, Hill and 8 more35 hr
Oct 7, 10:35 AM MDTRed Flag WarningBYZBig Horn, Carbon, Gallatin, Golden Valley, Madison, Musselshell and 5 more34 hr
Oct 7, 1:21 PM MDTRed Flag WarningGGWGarfield, McCone, Petroleum, Phillips, Valley31 hr
Oct 9, 1:46 AM MDTRed Flag WarningTFXBlaine, Broadwater, Cascade, Chouteau, Fergus, Gallatin and 6 more42 hr
Oct 9, 2:42 AM MDTRed Flag WarningGGWGarfield, McCone, Petroleum, Phillips, Valley41 hr
Oct 9, 11:27 AM MDTRed Flag WarningMSOBeaverhead, Deer Lodge, Granite, Jefferson, Madison, Powell and 1 more31 hr
Oct 9, 11:58 AM MDTRed Flag WarningBYZBig Horn, Carbon, Carter, Fallon, Gallatin, Golden Valley and 7 more32 hr
Oct 11, 8:31 AM MDTRed Flag WarningGGWGarfield, McCone, Petroleum, Phillips, Valley9 hr
Nov 3, 11:31 AM MSTRed Flag WarningGGWGarfield, McCone, Petroleum, Phillips, Valley5 hr
Nov 4, 11:35 AM MSTRed Flag WarningMSOBeaverhead, Jefferson, Madison, Silver Bow30 hr

By county

Every county with at least one alert. A county page lists each alert that covered it.

16 more counties

The busiest days

Days with the most alerts issued, by UTC date.

  1. August 17, 20204red flag warnings
  2. September 4, 20204red flag warnings
  3. September 13, 20204red flag warnings
  4. October 9, 20204red flag warnings
  5. August 6, 20203red flag warnings
  6. August 28, 20203red flag warnings
  7. August 31, 20203red flag warnings
  8. September 23, 20203red flag warnings
  9. September 25, 20203red flag warnings
  10. October 3, 20203red flag warnings
  11. October 6, 20203red flag warnings
  12. October 7, 20203red flag warnings

Nearby

Alerts in force nowTornadoes on recordThe radar archive20192021

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. Warning verification from the Mesonet's Cow. Rebuilt daily.