Alert archive / Montana / Flood Watches

Flood Watches in Montana, 2011

26 flood watches in 2011. 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 flood watches reaches back to 2005.

Flood Watches by county

Each county as a circle sized by its count in 2011. Tap one for its archive.

Flood Watches
26
Busiest month
May13 flood watches
Busiest day
May 27, 20113 flood watches

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
Feb 26, 4:28 PM MSTFlood WatchMSOMissoula21 hr
Mar 14, 4:34 AM MDTFlood WatchGGWDawson, Prairie, Richland, Wibaux3 days
Mar 17, 7:52 PM MDTFlood WatchGGWValley4 days
Apr 3, 12:31 PM MDTFlood WatchGGWValley48 hr
May 9, 8:34 PM MDTFlood WatchBYZBig Horn, Carter, Custer, Fallon, Musselshell, Powder River and 3 more19 hr
May 9, 8:39 PM MDTFlood WatchGGWDawson, Garfield, McCone, Prairie, Richland, Roosevelt and 2 more23 hr
May 11, 12:18 PM MDTFlood WatchMSOLincoln23 hr
May 12, 9:32 PM MDTFlood WatchMSOLincoln, Missoula, Ravalli, Sanders5 days
May 17, 9:01 AM MDTFlood WatchGGWDaniels, Garfield, McCone, Prairie, Roosevelt, Valley3 hr
May 17, 3:35 PM MDTFlood WatchBYZBig Horn, Carbon, Carter, Custer, Fallon, Golden Valley and 9 more5 days
May 18, 2:47 PM MDTFlood WatchGGWDaniels, Dawson, Garfield, McCone, Petroleum, Phillips and 6 more44 hr
May 19, 3:23 AM MDTFlood WatchTFX20 days
May 23, 9:52 AM MDTFlood WatchBYZBig Horn, Carbon, Golden Valley, Musselshell, Park, Rosebud and 5 more48 hr
May 23, 2:37 PM MDTFlood WatchMSOMissoula, Ravalli72 hr
May 27, 3:13 AM MDTFlood WatchMSOFlathead8 hr
May 27, 3:24 AM MDTFlood WatchGGWDaniels, Dawson, Garfield, McCone, Petroleum, Phillips and 6 more4 days
May 27, 3:48 AM MDTFlood WatchBYZBig Horn, Carbon, Carter, Custer, Fallon, Golden Valley and 9 more4 days
Jun 1, 2:51 PM MDTFlood WatchMSOGranite, Missoula46 hr
Jun 3, 9:13 PM MDTFlood WatchGGWMcCone, Richland, Roosevelt, Valley41 hr
Jun 5, 3:02 PM MDTFlood WatchBYZGolden Valley, Musselshell, Wheatland41 hr
Jun 6, 10:40 AM MDTFlood WatchMSODeer Lodge, Flathead, Granite, Lincoln, Mineral, Missoula and 4 more71 hr
Jun 9, 2:58 AM MDTFlood WatchBYZCarbon, Rosebud, Stillwater, Sweet Grass, Treasure, Yellowstone13 hr
Jun 16, 4:35 AM MDTFlood WatchBYZBig Horn, Carter, Custer, Fallon, Powder River, Rosebud and 1 more24 hr
Jun 22, 12:16 PM MDTFlood WatchMSOFlathead, Granite, Lake, Missoula, Ravalli, Sanders68 hr
Jul 1, 10:14 AM MDTFlood WatchMSOFlathead, Lake49 hr
Dec 27, 10:49 AM MSTFlood WatchMSOLincoln3 days

By county

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

The busiest days

Days with the most alerts issued, by UTC date.

  1. May 27, 20113flood watches
  2. May 10, 20112flood watches
  3. May 17, 20112flood watches
  4. May 23, 20112flood watches
  5. February 26, 20111flood watches
  6. March 14, 20111flood watches
  7. March 18, 20111flood watches
  8. April 3, 20111flood watches
  9. May 11, 20111flood watches
  10. May 13, 20111flood watches
  11. May 18, 20111flood watches
  12. May 19, 20111flood watches

Nearby

Alerts in force nowTornadoes on recordThe radar archive20102012

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.