Alert archive / Montana / 2022
Weather alerts in Montana, May 2022
114 weather alerts in May 2022, 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 2022. Tap one for its archive.
- Alerts
- 114
- Warnings
- 13
- Watches
- 8
- Advisories
- 25
- Busiest day
- May 6, 202216 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.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 1, 2:25 PM MDT | Lake Wind Advisory | GGW | Garfield, McCone, Petroleum, Phillips, Valley | 52 hr |
| May 2, 2:44 AM MDT | Winter Weather Advisory | TFX | 35 hr | |
| May 2, 7:28 PM MDT | Special Weather Statement | TFX | Beaverhead | 92 min |
| May 5, 6:50 AM MDT | High Wind Watch | TFX | 7 hr | |
| May 5, 10:51 AM MDT | Lake Wind Advisory | MSO | Flathead, Lake, Sanders | 10 hr |
| May 5, 1:28 PM MDT | High Wind Warning | TFX | 29 hr | |
| May 5, 2:18 PM MDT | Lake Wind Advisory | GGW | Garfield, McCone, Petroleum, Phillips, Valley | 30 hr |
| May 5, 2:33 PM MDT | Fire Weather Watch | GGW | Garfield, McCone, Petroleum, Phillips, Valley | 13 hr |
| May 5, 4:28 PM MDT | Special Weather Statement | TFX | Pondera, Teton | 32 min |
| May 5, 4:55 PM MDT | Special Weather Statement | TFX | Teton | 35 min |
| May 5, 5:09 PM MDT | Special Weather Statement | TFX | Teton | 36 min |
| May 5, 6:05 PM MDT | Special Weather Statement | TFX | Teton | 25 min |
| May 5, 6:31 PM MDT | Special Weather Statement | TFX | 29 min | |
| May 5, 7:22 PM MDT | Special Weather Statement | TFX | Chouteau, Hill, Judith Basin, Liberty | 53 min |
| May 5, 7:28 PM MDT | Special Weather Statement | TFX | Lewis and Clark | 32 min |
| May 5, 7:32 PM MDT | Special Weather Statement | TFX | Lewis and Clark | 28 min |
| May 5, 7:55 PM MDT | Special Weather Statement | TFX | Lewis and Clark, Teton | 50 min |
| May 5, 8:05 PM MDT | Special Weather Statement | TFX | Madison | 40 min |
| May 5, 8:17 PM MDT | Special Weather Statement | TFX | Meagher | 58 min |
| May 5, 8:25 PM MDT | Severe Thunderstorm Warning | TFX | Cascade | 35 min |
| May 5, 8:49 PM MDT | Severe Thunderstorm Warning | TFX | Cascade, Chouteau, Judith Basin | 26 min |
| May 5, 9:18 PM MDT | Special Weather Statement | TFX | Chouteau | 57 min |
| May 5, 9:23 PM MDT | Special Weather Statement | TFX | Blaine | 67 min |
| May 5, 9:31 PM MDT | Special Weather Statement | TFX | Blaine | 59 min |
| May 6, 3:20 AM MDT | Red Flag Warning | GGW | Garfield, McCone, Petroleum, Phillips, Valley | 17 hr |
| May 6, 12:49 PM MDT | Winter Weather Advisory | MSO | Granite, Missoula, Ravalli | 21 hr |
| May 6, 5:48 PM MDT | Special Weather Statement | TFX | Teton | 27 min |
| May 6, 8:43 PM MDT | Special Weather Statement | TFX | Fergus | 32 min |
| May 7, 2:43 AM MDT | Lake Wind Advisory | GGW | Garfield, McCone, Petroleum, Phillips, Valley | 18 hr |
| May 7, 10:33 AM MDT | Areal Flood Advisory | MSO | Lincoln | 23 hr |
| May 7, 1:29 PM MDT | Special Weather Statement | MSO | Flathead | 46 min |
| May 7, 1:33 PM MDT | Special Weather Statement | TFX | Cascade | 27 min |
| May 7, 1:43 PM MDT | Special Weather Statement | TFX | Gallatin | 32 min |
| May 7, 2:15 PM MDT | Special Weather Statement | TFX | Gallatin | 30 min |
| May 7, 2:24 PM MDT | Winter Weather Advisory | TFX | 44 hr | |
| May 7, 2:27 PM MDT | Special Weather Statement | TFX | Fergus | 33 min |
| May 7, 2:41 PM MDT | Special Weather Statement | TFX | Fergus | 34 min |
| May 7, 2:59 PM MDT | Special Weather Statement | TFX | Chouteau | 31 min |
| May 7, 4:00 PM MDT | Special Weather Statement | TFX | Fergus | 30 min |
| May 7, 4:11 PM MDT | Special Weather Statement | MSO | Flathead | 64 min |
| May 7, 4:13 PM MDT | Special Weather Statement | TFX | Chouteau | 32 min |
| May 7, 7:56 PM MDT | Special Weather Statement | TFX | Beaverhead, Madison | 49 min |
| May 8, 2:36 PM MDT | Special Weather Statement | GGW | Dawson, Wibaux | 54 min |
| May 8, 3:10 PM MDT | Special Weather Statement | BYZ | Yellowstone | 35 min |
| May 8, 3:40 PM MDT | Special Weather Statement | GGW | Richland | 35 min |
| May 8, 5:18 PM MDT | Special Weather Statement | MSO | Silver Bow | 27 min |
| May 8, 8:40 PM MDT | Special Weather Statement | TFX | Fergus | 20 min |
| May 9, 3:02 AM MDT | Lake Wind Advisory | GGW | Garfield, McCone, Petroleum, Phillips, Valley | 17 hr |
| May 9, 5:04 PM MDT | Special Weather Statement | TFX | Toole | 26 min |
| May 10, 11:59 AM MDT | Lake Wind Advisory | GGW | Garfield, McCone, Petroleum, Phillips, Valley | 6 hr |
| May 11, 1:41 AM MDT | High Wind Watch | TFX | 36 hr | |
| May 12, 1:30 AM MDT | High Wind Warning | TFX | 43 hr | |
| May 12, 2:46 AM MDT | Lake Wind Advisory | GGW | Garfield, McCone, Petroleum, Phillips, Valley | 65 hr |
| May 12, 1:44 PM MDT | Wind Advisory | MSO | Deer Lodge, Flathead, Granite, Lake, Powell, Sanders and 1 more | 30 hr |
| May 13, 1:54 PM MDT | Special Weather Statement | BYZ | Big Horn | 36 min |
| May 13, 4:59 PM MDT | Special Weather Statement | GGW | Prairie | 61 min |
| May 13, 5:21 PM MDT | Special Weather Statement | GGW | Wibaux | 54 min |
| May 15, 10:13 PM MDT | Special Weather Statement | MSO | Missoula | 32 min |
| May 15, 10:29 PM MDT | Special Weather Statement | MSO | Ravalli | 46 min |
| May 16, 1:29 PM MDT | Special Weather Statement | TFX | Broadwater | 61 min |
| May 16, 2:32 PM MDT | Special Weather Statement | TFX | Broadwater, Meagher | 58 min |
| May 16, 3:18 PM MDT | Severe Thunderstorm Warning | TFX | Broadwater, Meagher | 42 min |
| May 16, 3:37 PM MDT | Special Weather Statement | TFX | 23 min | |
| May 16, 4:11 PM MDT | Special Weather Statement | TFX | Madison | 34 min |
| May 16, 4:43 PM MDT | Special Weather Statement | TFX | Madison | 32 min |
| May 16, 4:58 PM MDT | Special Weather Statement | TFX | Gallatin | 32 min |
| May 16, 5:12 PM MDT | Special Weather Statement | BYZ | Golden Valley | 48 min |
| May 16, 5:16 PM MDT | Severe Thunderstorm Warning | TFX | Gallatin, Madison | 29 min |
| May 16, 5:48 PM MDT | Special Weather Statement | TFX | Gallatin | 27 min |
| May 16, 5:51 PM MDT | Special Weather Statement | BYZ | Stillwater | 24 min |
| May 16, 5:54 PM MDT | Special Weather Statement | BYZ | Yellowstone | 36 min |
| May 16, 5:58 PM MDT | Special Weather Statement | BYZ | Park | 32 min |
| May 16, 6:13 PM MDT | Special Weather Statement | BYZ | Stillwater | 32 min |
| May 16, 6:34 PM MDT | Special Weather Statement | BYZ | Yellowstone | 41 min |
| May 16, 6:49 PM MDT | Special Weather Statement | BYZ | Yellowstone | 26 min |
| May 16, 7:00 PM MDT | Special Weather Statement | TFX | Silver Bow | 30 min |
| May 16, 7:17 PM MDT | Special Weather Statement | BYZ | Yellowstone | 43 min |
| May 16, 7:17 PM MDT | Special Weather Statement | BYZ | Treasure | 43 min |
| May 16, 7:21 PM MDT | Special Weather Statement | MSO | Silver Bow | 39 min |
| May 16, 7:59 PM MDT | Special Weather Statement | BYZ | Treasure | 31 min |
| May 16, 8:35 PM MDT | Special Weather Statement | TFX | Jefferson | 25 min |
| May 17, 2:35 AM MDT | High Wind Watch | TFX | 35 hr | |
| May 17, 6:44 AM MDT | Lake Wind Advisory | GGW | Garfield, McCone, Petroleum, Phillips, Valley | 13 hr |
| May 17, 2:19 PM MDT | High Wind Warning | TFX | 53 hr | |
| May 17, 2:34 PM MDT | Winter Storm Watch | TFX | 24 hr | |
| May 17, 2:49 PM MDT | Lake Wind Advisory | MSO | Flathead, Lake, Sanders | 27 hr |
| May 18, 3:01 AM MDT | Lake Wind Advisory | GGW | Garfield, McCone, Petroleum, Phillips, Valley | 15 hr |
| May 18, 12:46 PM MDT | High Wind Warning | MSO | Deer Lodge, Granite, Powell, Silver Bow | 17 hr |
| May 18, 12:46 PM MDT | Wind Advisory | MSO | Deer Lodge, Flathead, Granite, Lake, Lincoln, Mineral and 5 more | 26 hr |
| May 18, 12:46 PM MDT | Wind Advisory | MSO | Deer Lodge, Granite, Powell, Silver Bow | 26 hr |
| May 18, 2:33 PM MDT | Winter Storm Warning | TFX | 43 hr | |
| May 18, 2:33 PM MDT | Winter Weather Advisory | TFX | 43 hr | |
| May 19, 3:07 AM MDT | Lake Wind Advisory | GGW | Garfield, McCone, Petroleum, Phillips, Valley | 42 hr |
| May 19, 10:31 AM MDT | Winter Weather Advisory | MSO | Deer Lodge, Flathead, Granite, Lake, Missoula, Powell and 2 more | 22 hr |
| May 19, 12:55 PM MDT | Winter Weather Advisory | GGW | Phillips | 20 hr |
| May 19, 6:57 PM MDT | Special Weather Statement | GGW | Garfield | 48 min |
| May 19, 7:48 PM MDT | Special Weather Statement | BYZ | Rosebud | 117 min |
| May 20, 1:32 AM MDT | Winter Weather Advisory | BYZ | Big Horn, Carbon | 18 hr |
| May 23, 2:21 PM MDT | Special Weather Statement | BYZ | Carter | 24 min |
| May 24, 10:38 AM MDT | Special Weather Statement | TFX | Gallatin | 52 min |
| May 26, 5:27 PM MDT | Special Weather Statement | TFX | Beaverhead, Madison | 48 min |
| May 26, 6:18 PM MDT | Special Weather Statement | TFX | Madison | 42 min |
| May 27, 8:00 AM MDT | Winter Storm Watch | BYZ | Carbon, Park, Stillwater, Sweet Grass | 18 hr |
| May 27, 7:26 PM MDT | Special Weather Statement | MSO | Ravalli | 49 min |
| May 28, 1:31 AM MDT | Winter Storm Watch | BYZ | Big Horn, Carbon | 13 hr |
| May 28, 1:31 AM MDT | Winter Storm Warning | BYZ | Big Horn, Carbon, Park, Stillwater, Sweet Grass | 3 days |
| May 28, 1:46 PM MDT | Mesoscale Discussion | SPC | Carter, Fallon | 119 min |
| May 28, 2:24 PM MDT | Severe Thunderstorm Watch | SPC | Carter, Fallon, Powder River | 7 hr |
| May 28, 4:28 PM MDT | Severe Thunderstorm Warning | BYZ | Carter | 47 min |
| May 28, 5:13 PM MDT | Severe Thunderstorm Warning | BYZ | Carter | 47 min |
| May 28, 5:32 PM MDT | Mesoscale Discussion | SPC | Carter | 88 min |
| May 29, 2:22 PM MDT | Lake Wind Advisory | GGW | Garfield, McCone, Petroleum, Phillips, Valley | 53 hr |
| May 30, 9:39 PM MDT | Areal Flood Advisory | BYZ | Carbon, Stillwater, Sweet Grass | 20 hr |
| May 30, 10:22 PM MDT | Areal Flood Advisory | BYZ | Big Horn | 19 hr |
By product
Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.
| Product | Alerts |
|---|---|
| Severe storms | |
| Severe Thunderstorm Warning | 6 |
| Severe Thunderstorm Watch | 1 |
| Mesoscale Discussion | 2 |
| Special Weather Statement | 66 |
| Flooding | |
| Areal Flood Advisory | 3 |
| Winter | |
| Winter Storm Warning | 2 |
| Winter Storm Watch | 3 |
| Winter Weather Advisory | 7 |
| Wind and dust | |
| High Wind Warning | 4 |
| High Wind Watch | 3 |
| Lake Wind Advisory | 12 |
| Wind Advisory | 3 |
| Fire | |
| Red Flag Warning | 1 |
| Fire Weather Watch | 1 |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Garfield County13
- Phillips County13
- McCone County12
- Petroleum County12
- Valley County12
- Silver Bow County8
- Flathead County7
- Madison County7
- Teton County6
- Granite County6
- Gallatin County6
- Carter County6
- Lake County5
- Chouteau County5
- Ravalli County5
- Fergus County5
- Yellowstone County5
- Deer Lodge County5
- Powell County5
- Big Horn County5
- Stillwater County5
- Carbon County5
- Sanders County4
- Missoula County4
- Beaverhead County3
- Lewis and Clark County3
- Meagher County3
- Cascade County3
- Broadwater County3
- Park County3
- Sweet Grass County3
- Judith Basin County2
- Blaine County2
- Lincoln County2
- Wibaux County2
- Treasure County2
- Fallon County2
- Pondera County1
- Hill County1
- Liberty County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20212023
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.