Alert archive / Montana / 2015

Weather alerts in Montana, May 2015

68 weather alerts in May 2015, 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 May 2015. Tap one for its archive.

Alerts
68
Warnings
11
Watches
2
Advisories
15
Busiest day
May 30, 201516 alerts

Over time

By day

Days in UTC, the clock the archive keeps.

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
May 1, 3:32 AM MDTHigh Wind WarningTFX24 hr
May 2, 3:06 AM MDTLake Wind AdvisoryGGWGarfield, McCone, Petroleum, Phillips, Valley18 hr
May 3, 2:53 PM MDTLake Wind AdvisoryGGWGarfield, McCone, Petroleum, Phillips, Valley30 hr
May 5, 3:11 AM MDTLake Wind AdvisoryGGWGarfield, McCone, Petroleum, Phillips, Valley16 hr
May 5, 5:13 PM MDTSpecial Weather StatementGGW32 min
May 6, 3:21 AM MDTLake Wind AdvisoryGGWGarfield, McCone, Petroleum, Phillips, Valley18 hr
May 6, 2:34 PM MDTLake Wind AdvisoryMSOFlathead, Lake, Sanders21 hr
May 7, 3:18 AM MDTLake Wind AdvisoryGGWGarfield, McCone, Petroleum, Phillips, Valley15 hr
May 8, 3:11 PM MDTWinter Storm WatchBYZCarter, Powder River13 hr
May 8, 3:11 PM MDTWinter Storm WarningBYZCarter42 hr
May 8, 3:11 PM MDTWinter Weather AdvisoryBYZCarbon, Powder River, Stillwater, Sweet Grass42 hr
May 12, 12:53 PM MDTMesoscale DiscussionSPCBeaverhead2 hr
May 12, 3:27 PM MDTSpecial Weather StatementTFXBeaverhead33 min
May 13, 4:55 AM MDTLake Wind AdvisoryGGWGarfield, McCone, Petroleum, Phillips, Valley22 hr
May 13, 9:05 AM MDTSpecial Weather StatementMSOLake85 min
May 13, 6:37 PM MDTSpecial Weather StatementBYZWheatland38 min
May 13, 8:11 PM MDTSpecial Weather StatementBYZWheatland64 min
May 13, 9:12 PM MDTSpecial Weather StatementBYZGolden Valley48 min
May 13, 9:31 PM MDTSpecial Weather StatementMSOGranite44 min
May 14, 2:42 PM MDTLake Wind AdvisoryGGWGarfield, McCone, Petroleum, Phillips, Valley3 days
May 14, 5:23 PM MDTSpecial Weather StatementMSOMissoula37 min
May 14, 6:48 PM MDTSpecial Weather StatementMSOMineral42 min
May 15, 3:07 PM MDTWinter Storm WarningBYZCarbon, Park, Stillwater, Sweet Grass35 hr
May 15, 5:36 PM MDTSpecial Weather StatementRIWCarbon39 min
May 16, 6:38 PM MDTSevere Thunderstorm WarningBYZBig Horn, Treasure52 min
May 21, 2:21 PM MDTLake Wind AdvisoryGGWGarfield, McCone, Petroleum, Phillips, Valley29 hr
May 23, 3:10 AM MDTLake Wind AdvisoryGGWGarfield, McCone, Petroleum, Phillips, Valley18 hr
May 24, 7:12 PM MDTSpecial Weather StatementBYZStillwater63 min
May 25, 3:40 PM MDTAreal Flood WarningBYZPowder River4 days
May 26, 2:42 PM MDTRiver Flood WatchBYZRosebud3 days
May 26, 8:54 PM MDTSpecial Weather StatementMSOMissoula51 min
May 27, 5:27 AM MDTRiver Flood WarningBYZRosebud3 days
May 27, 12:14 PM MDTAreal Flood AdvisoryMSODeer Lodge, Granite, Missoula, Silver Bow6 hr
May 27, 12:41 PM MDTSpecial Weather StatementGGWDawson64 min
May 27, 12:48 PM MDTSpecial Weather StatementGGWWibaux57 min
May 27, 1:32 PM MDTSpecial Weather StatementGGWDawson28 min
May 27, 2:26 PM MDTSpecial Weather StatementBYZYellowstone64 min
May 27, 6:12 PM MDTSpecial Weather StatementMSORavalli48 min
May 27, 6:51 PM MDTSpecial Weather StatementBYZYellowstone54 min
May 28, 12:59 PM MDTLake Wind AdvisoryGGWGarfield, McCone, Petroleum, Phillips, Valley7 hr
May 28, 1:27 PM MDTSpecial Weather StatementTFXChouteau33 min
May 28, 2:09 PM MDTSpecial Weather StatementTFXJudith Basin36 min
May 28, 3:29 PM MDTSpecial Weather StatementGGWPhillips31 min
May 29, 5:17 AM MDTAreal Flood AdvisoryBYZBig Horn33 hr
May 29, 2:44 PM MDTLake Wind AdvisoryGGWGarfield, McCone, Petroleum, Phillips, Valley29 hr
May 29, 4:21 PM MDTSpecial Weather StatementMSOMissoula24 min
May 29, 4:55 PM MDTSpecial Weather StatementMSOMissoula35 min
May 29, 5:29 PM MDTSpecial Weather StatementMSOSanders46 min
May 29, 5:39 PM MDTSpecial Weather StatementMSOMissoula51 min
May 30, 10:15 AM MDTRiver Flood WarningBYZRosebud10 days
May 30, 2:00 PM MDTMesoscale DiscussionSPCBig Horn, Blaine, Broadwater, Carbon, Cascade, Chouteau and 34 more2 hr
May 30, 2:02 PM MDTSpecial Weather StatementMSOMineral43 min
May 30, 2:13 PM MDTSpecial Weather StatementMSOSanders47 min
May 30, 2:25 PM MDTSpecial Weather StatementMSOFlathead35 min
May 30, 2:27 PM MDTSevere Thunderstorm WarningMSOMineral, Sanders33 min
May 30, 2:33 PM MDTSpecial Weather StatementMSOFlathead42 min
May 30, 2:59 PM MDTSevere Thunderstorm WarningMSOMineral, Sanders31 min
May 30, 3:24 PM MDTFlash Flood WarningMSOMineral2 hr
May 30, 3:32 PM MDTSpecial Weather StatementMSOMineral28 min
May 30, 3:33 PM MDTSpecial Weather StatementMSOMineral27 min
May 30, 3:42 PM MDTSevere Thunderstorm WarningMSOMineral, Missoula33 min
May 30, 4:08 PM MDTSpecial Weather StatementBYZMusselshell37 min
May 30, 4:13 PM MDTSpecial Weather StatementMSOMineral47 min
May 30, 4:16 PM MDTSpecial Weather StatementBYZMusselshell44 min
May 30, 4:59 PM MDTSpecial Weather StatementMSOMissoula31 min
May 30, 6:38 PM MDTSpecial Weather StatementMSOGranite37 min
May 31, 4:23 PM MDTMesoscale DiscussionSPCBeaverhead, Broadwater, Carbon, Deer Lodge, Gallatin, Golden Valley and 14 more97 min
May 31, 4:25 PM MDTSpecial Weather StatementMSOLake65 min

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.

9 more counties

Nearby

Alerts in force nowTornadoes on recordThe radar archive20142016

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.