Alert archive / Montana / 2018
Weather alerts in Montana, March 2018
153 weather alerts in March 2018, 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 March 2018. Tap one for its archive.
- Alerts
- 153
- Warnings
- 26
- Watches
- 17
- Advisories
- 75
- Busiest day
- March 2, 201814 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 |
|---|---|---|---|---|
| Mar 1, 3:11 AM MST | Winter Weather Advisory | MSO | Deer Lodge, Flathead, Granite, Lake, Powell, Silver Bow | 48 hr |
| Mar 1, 3:33 AM MST | Winter Weather Advisory | TFX | 47 hr | |
| Mar 1, 8:20 PM MST | Winter Storm Warning | TFX | 24 hr | |
| Mar 2, 3:06 AM MST | Winter Storm Watch | GGW | Daniels, Dawson, Garfield, McCone, Petroleum, Phillips and 6 more | 48 hr |
| Mar 2, 3:18 AM MST | Winter Storm Watch | BYZ | Big Horn, Carbon, Carter, Custer, Fallon, Golden Valley and 8 more | 48 hr |
| Mar 2, 8:08 AM MST | Winter Weather Advisory | MSO | Deer Lodge, Flathead, Granite, Lake, Lincoln, Mineral and 5 more | 14 hr |
| Mar 2, 11:08 AM MST | Special Weather Statement | TFX | Liberty, Pondera, Toole | 82 min |
| Mar 2, 11:27 AM MST | Winter Weather Advisory | GGW | Phillips, Valley | 16 hr |
| Mar 2, 1:12 PM MST | Special Weather Statement | MSO | Missoula | 48 min |
| Mar 2, 2:02 PM MST | Special Weather Statement | MSO | Missoula | 43 min |
| Mar 2, 2:03 PM MST | Special Weather Statement | MSO | Lake | 42 min |
| Mar 2, 2:47 PM MST | Special Weather Statement | MSO | Lincoln | 43 min |
| Mar 2, 2:48 PM MST | Special Weather Statement | MSO | Powell | 42 min |
| Mar 2, 3:48 PM MST | Special Weather Statement | MSO | Deer Lodge, Granite, Lake, Missoula, Powell, Silver Bow | 57 min |
| Mar 2, 4:24 PM MST | Special Weather Statement | TFX | Lewis and Clark | 51 min |
| Mar 2, 4:57 PM MST | Special Weather Statement | TFX | Jefferson | 33 min |
| Mar 2, 5:06 PM MST | Special Weather Statement | TFX | Lewis and Clark | 24 min |
| Mar 2, 5:34 PM MST | Special Weather Statement | TFX | Glacier, Lewis and Clark, Teton | 56 min |
| Mar 3, 2:36 AM MST | Winter Storm Watch | TFX | 11 hr | |
| Mar 3, 3:07 AM MST | Winter Storm Warning | BYZ | Carbon, Carter, Fallon, Golden Valley, Musselshell, Park and 5 more | 3 days |
| Mar 3, 6:46 AM MST | Dense Fog Advisory | BYZ | Carter, Custer, Fallon, Rosebud | 4 hr |
| Mar 3, 7:08 AM MST | Freezing Fog Advisory | TFX | 5 hr | |
| Mar 3, 7:31 AM MST | Dense Fog Advisory | GGW | Dawson, Garfield, McCone, Prairie, Wibaux | 119 min |
| Mar 3, 1:27 PM MST | Winter Storm Warning | TFX | 37 hr | |
| Mar 3, 1:27 PM MST | Winter Weather Advisory | TFX | 37 hr | |
| Mar 3, 2:05 PM MST | Winter Weather Advisory | MSO | Deer Lodge, Granite, Missoula, Powell, Ravalli, Silver Bow | 24 hr |
| Mar 3, 2:27 PM MST | Winter Storm Warning | GGW | Daniels, Dawson, Garfield, McCone, Petroleum, Phillips and 6 more | 57 hr |
| Mar 3, 2:34 PM MST | Winter Weather Advisory | BYZ | Big Horn, Custer, Powder River, Rosebud | 49 hr |
| Mar 3, 2:38 PM MST | Dense Fog Advisory | BYZ | Carter, Custer, Fallon, Powder River, Rosebud | 21 hr |
| Mar 3, 5:46 PM MST | Freezing Fog Advisory | TFX | 11 hr | |
| Mar 4, 11:58 AM MST | Special Weather Statement | BYZ | Carter, Custer, Fallon, Powder River, Rosebud | 3 hr |
| Mar 5, 2:45 AM MST | Winter Weather Advisory | TFX | 8 hr | |
| Mar 5, 3:03 AM MST | Winter Weather Advisory | MSO | Granite, Mineral, Missoula, Ravalli, Sanders | 8 hr |
| Mar 5, 9:03 AM MST | Blizzard Warning | GGW | Dawson, Richland, Wibaux | 10 hr |
| Mar 5, 6:59 PM MST | Winter Weather Advisory | GGW | Daniels, Dawson, Richland, Roosevelt, Sheridan, Wibaux | 17 hr |
| Mar 7, 6:24 AM MST | Dense Fog Advisory | MSO | Flathead, Lake, Sanders | 3 hr |
| Mar 8, 7:26 AM MST | Winter Weather Advisory | MSO | Deer Lodge, Flathead, Granite, Lake, Mineral, Missoula and 4 more | 25 hr |
| Mar 8, 2:05 PM MST | Winter Weather Advisory | TFX | 18 hr | |
| Mar 8, 4:33 PM MST | Wind Advisory | BYZ | Park, Stillwater, Sweet Grass | 23 hr |
| Mar 9, 11:41 AM MST | Areal Flood Advisory | TFX | Broadwater | 72 hr |
| Mar 9, 2:06 PM MST | Winter Weather Advisory | TFX | 17 hr | |
| Mar 9, 4:44 PM MST | Special Weather Statement | MSO | Deer Lodge, Silver Bow | 46 min |
| Mar 9, 5:31 PM MST | Special Weather Statement | MSO | Granite | 44 min |
| Mar 9, 6:13 PM MST | Special Weather Statement | BYZ | Golden Valley, Musselshell, Stillwater, Sweet Grass, Wheatland | 62 min |
| Mar 9, 6:33 PM MST | Special Weather Statement | TFX | Chouteau, Glacier, Pondera | 57 min |
| Mar 9, 7:01 PM MST | Special Weather Statement | BYZ | Musselshell, Stillwater, Yellowstone | 59 min |
| Mar 9, 8:35 PM MST | Special Weather Statement | TFX | Cascade, Chouteau, Fergus, Judith Basin, Lewis and Clark, Pondera and 1 more | 85 min |
| Mar 9, 9:52 PM MST | Special Weather Statement | TFX | Chouteau | 53 min |
| Mar 9, 10:22 PM MST | Special Weather Statement | BYZ | Powder River | 83 min |
| Mar 10, 9:44 AM MST | Winter Weather Advisory | BYZ | Carter, Fallon | 7 hr |
| Mar 11, 3:32 AM MDT | Dense Fog Advisory | GGW | Valley | 7 hr |
| Mar 11, 9:43 AM MDT | Areal Flood Advisory | TFX | Gallatin, Jefferson | 8 days |
| Mar 12, 3:27 AM MDT | Flood Watch | TFX | 22 hr | |
| Mar 12, 12:25 PM MDT | Areal Flood Advisory | TFX | Broadwater | 7 days |
| Mar 12, 2:42 PM MDT | Dense Fog Advisory | GGW | Daniels, Dawson, Garfield, McCone, Phillips, Prairie and 5 more | 21 hr |
| Mar 12, 8:33 PM MDT | Freezing Fog Advisory | TFX | 17 hr | |
| Mar 13, 2:56 AM MDT | Dense Fog Advisory | BYZ | Carter, Fallon | 7 hr |
| Mar 14, 3:38 AM MDT | Winter Storm Watch | TFX | 11 hr | |
| Mar 14, 5:28 AM MDT | Dense Fog Advisory | GGW | Dawson, Phillips, Prairie, Richland, Roosevelt, Sheridan and 1 more | 7 hr |
| Mar 14, 8:43 AM MDT | Dense Fog Advisory | TFX | 3 hr | |
| Mar 14, 12:54 PM MDT | Winter Weather Advisory | MSO | Deer Lodge, Flathead, Granite, Lake, Missoula, Powell and 2 more | 28 hr |
| Mar 14, 2:49 PM MDT | Winter Storm Watch | BYZ | Big Horn, Carter, Custer, Fallon, Powder River, Rosebud and 1 more | 12 hr |
| Mar 14, 2:58 PM MDT | Winter Storm Warning | TFX | 24 hr | |
| Mar 14, 2:58 PM MDT | Winter Weather Advisory | TFX | 24 hr | |
| Mar 15, 2:37 AM MDT | Winter Storm Warning | BYZ | Carter, Custer, Powder River, Rosebud, Treasure | 41 hr |
| Mar 15, 2:37 AM MDT | Winter Weather Advisory | BYZ | Big Horn, Fallon, Musselshell | 41 hr |
| Mar 15, 3:28 AM MDT | Winter Storm Warning | TFX | 11 hr | |
| Mar 15, 2:33 PM MDT | Winter Weather Advisory | GGW | Garfield, McCone, Petroleum, Phillips, Prairie, Valley | 32 hr |
| Mar 15, 10:16 PM MDT | Freezing Fog Advisory | TFX | 38 hr | |
| Mar 16, 3:17 AM MDT | Winter Weather Advisory | MSO | Deer Lodge, Granite, Lake, Mineral, Missoula, Powell and 3 more | 57 hr |
| Mar 16, 3:56 AM MDT | Winter Weather Advisory | TFX | 20 hr | |
| Mar 16, 2:57 PM MDT | Winter Weather Advisory | TFX | 45 hr | |
| Mar 16, 10:41 PM MDT | Winter Weather Advisory | GGW | Phillips, Valley | 5 hr |
| Mar 17, 8:14 AM MDT | Dense Fog Advisory | GGW | Roosevelt, Valley | 4 hr |
| Mar 17, 2:37 PM MDT | Areal Flood Warning | BYZ | Musselshell | 8 days |
| Mar 17, 7:41 PM MDT | Areal Flood Advisory | BYZ | Golden Valley | 48 hr |
| Mar 17, 8:12 PM MDT | Areal Flood Advisory | BYZ | Powder River | 42 hr |
| Mar 17, 9:08 PM MDT | Dense Fog Advisory | GGW | Daniels, Dawson, Garfield, McCone, Prairie, Richland and 3 more | 6 hr |
| Mar 18, 3:23 AM MDT | Winter Weather Advisory | BYZ | Carter, Fallon | 24 hr |
| Mar 18, 5:03 AM MDT | Special Weather Statement | TFX | Blaine | 3 hr |
| Mar 18, 10:26 AM MDT | Flood Watch | GGW | Dawson, Garfield, Petroleum, Prairie, Richland | 9 days |
| Mar 18, 11:40 AM MDT | Winter Weather Advisory | TFX | 24 hr | |
| Mar 18, 11:45 AM MDT | Winter Weather Advisory | MSO | Flathead, Lake | 22 hr |
| Mar 18, 2:53 PM MDT | Special Weather Statement | MSO | Missoula | 52 min |
| Mar 19, 7:20 AM MDT | Dense Fog Advisory | MSO | Mineral, Missoula, Ravalli, Sanders | 4 hr |
| Mar 20, 8:46 AM MDT | Dense Fog Advisory | GGW | Roosevelt, Sheridan, Valley | 109 min |
| Mar 20, 2:49 PM MDT | Flood Watch | TFX | 67 hr | |
| Mar 21, 3:21 AM MDT | Dense Fog Advisory | GGW | Daniels, Phillips, Roosevelt, Sheridan, Valley | 8 hr |
| Mar 21, 12:36 PM MDT | Flash Flood Watch | GGW | Dawson, Prairie | 8 hr |
| Mar 21, 8:46 PM MDT | Areal Flood Warning | GGW | Garfield, Petroleum | 60 hr |
| Mar 22, 3:58 AM MDT | Winter Weather Advisory | GGW | Daniels, Phillips, Richland, Roosevelt, Sheridan, Valley | 38 hr |
| Mar 22, 8:35 AM MDT | Winter Weather Advisory | TFX | 23 hr | |
| Mar 22, 2:32 PM MDT | Winter Storm Warning | GGW | Sheridan | 27 hr |
| Mar 22, 3:58 PM MDT | Areal Flood Advisory | TFX | Chouteau | 7 days |
| Mar 22, 7:14 PM MDT | Areal Flood Warning | GGW | Dawson | 24 hr |
| Mar 23, 1:59 PM MDT | Areal Flood Advisory | GGW | Petroleum | 8 days |
| Mar 23, 3:13 PM MDT | Winter Storm Watch | BYZ | Carter, Custer, Fallon, Powder River, Rosebud | 36 hr |
| Mar 23, 5:28 PM MDT | Areal Flood Advisory | GGW | Dawson | 17 hr |
| Mar 23, 5:58 PM MDT | Areal Flood Advisory | TFX | Fergus, Judith Basin | 64 hr |
| Mar 24, 3:05 AM MDT | Winter Weather Advisory | TFX | 9 hr | |
| Mar 24, 3:19 AM MDT | Special Weather Statement | BYZ | Carter, Custer | 3 hr |
| Mar 24, 3:30 AM MDT | Dense Fog Advisory | GGW | Sheridan, Valley | 8 hr |
| Mar 24, 6:23 AM MDT | Special Weather Statement | BYZ | Carter, Custer, Fallon | 3 hr |
| Mar 24, 8:02 AM MDT | Areal Flood Advisory | GGW | Dawson, Richland, Wibaux | 24 hr |
| Mar 24, 8:46 AM MDT | Areal Flood Warning | GGW | Garfield, Petroleum | 3 days |
| Mar 24, 9:22 AM MDT | Areal Flood Warning | GGW | Richland | 6 days |
| Mar 24, 10:01 AM MDT | River Flood Warning | TFX | Blaine | 62 hr |
| Mar 24, 11:43 AM MDT | Special Weather Statement | BYZ | Park, Sweet Grass, Wheatland | 107 min |
| Mar 24, 3:21 PM MDT | Special Weather Statement | TFX | Cascade, Chouteau, Judith Basin, Liberty, Meagher, Pondera and 1 more | 54 min |
| Mar 24, 3:41 PM MDT | River Flood Warning | TFX | Fergus | 64 hr |
| Mar 24, 5:52 PM MDT | Special Weather Statement | TFX | Blaine | 38 min |
| Mar 24, 11:19 PM MDT | Areal Flood Advisory | TFX | Teton | 36 hr |
| Mar 25, 2:50 AM MDT | Winter Storm Warning | BYZ | Carter | 35 hr |
| Mar 25, 2:50 AM MDT | Winter Weather Advisory | BYZ | Powder River, Rosebud | 35 hr |
| Mar 25, 3:36 AM MDT | Winter Weather Advisory | TFX | 20 hr | |
| Mar 25, 9:56 AM MDT | Areal Flood Warning | BYZ | Musselshell, Rosebud | 36 hr |
| Mar 26, 3:40 AM MDT | High Wind Watch | TFX | 11 hr | |
| Mar 26, 2:55 PM MDT | High Wind Warning | TFX | 30 hr | |
| Mar 27, 3:09 AM MDT | Winter Weather Advisory | TFX | 30 hr | |
| Mar 27, 12:31 PM MDT | Areal Flood Warning | GGW | Garfield, Petroleum | 48 hr |
| Mar 27, 1:01 PM MDT | High Wind Warning | BYZ | 7 hr | |
| Mar 27, 4:51 PM MDT | High Wind Warning | GGW | Phillips | 4 hr |
| Mar 27, 7:43 PM MDT | River Flood Warning | TFX | Blaine | 28 hr |
| Mar 27, 8:55 PM MDT | Areal Flood Advisory | TFX | Blaine | 66 hr |
| Mar 28, 4:46 AM MDT | Winter Weather Advisory | MSO | Deer Lodge, Granite, Powell, Silver Bow | 4 hr |
| Mar 28, 8:55 AM MDT | Special Weather Statement | BYZ | Park | 80 min |
| Mar 28, 12:56 PM MDT | Special Weather Statement | BYZ | Yellowstone | 49 min |
| Mar 28, 6:41 PM MDT | Areal Flood Advisory | TFX | Pondera, Teton | 63 hr |
| Mar 28, 7:17 PM MDT | Special Weather Statement | TFX | Judith Basin | 58 min |
| Mar 29, 2:53 AM MDT | Winter Storm Watch | TFX | 24 hr | |
| Mar 29, 3:14 AM MDT | Winter Storm Watch | GGW | Daniels, Roosevelt, Sheridan | 11 hr |
| Mar 29, 9:25 AM MDT | High Wind Watch | TFX | 18 hr | |
| Mar 29, 2:28 PM MDT | Winter Storm Warning | GGW | Sheridan | 30 hr |
| Mar 29, 2:28 PM MDT | Winter Weather Advisory | GGW | Daniels, Phillips, Richland, Roosevelt, Valley | 30 hr |
| Mar 29, 2:38 PM MDT | High Wind Warning | TFX | 27 hr | |
| Mar 29, 3:00 PM MDT | Lake Wind Advisory | MSO | Flathead, Lake, Sanders | 18 hr |
| Mar 29, 3:01 PM MDT | Winter Weather Advisory | MSO | Flathead, Lake | 39 hr |
| Mar 29, 3:15 PM MDT | Areal Flood Advisory | GGW | Phillips | 60 hr |
| Mar 29, 3:32 PM MDT | Areal Flood Advisory | GGW | Phillips | 60 hr |
| Mar 30, 3:09 AM MDT | Winter Storm Warning | TFX | 27 hr | |
| Mar 30, 8:48 AM MDT | Wind Advisory | MSO | Flathead, Lake, Sanders | 12 hr |
| Mar 30, 2:03 PM MDT | Mesoscale Discussion | SPC | Sheridan | 5 hr |
| Mar 30, 2:11 PM MDT | Winter Weather Advisory | BYZ | Carbon, Stillwater, Sweet Grass | 25 hr |
| Mar 30, 2:12 PM MDT | Winter Weather Advisory | TFX | 16 hr | |
| Mar 30, 4:00 PM MDT | Special Weather Statement | BYZ | Custer, Rosebud, Treasure | 60 min |
| Mar 30, 5:32 PM MDT | Special Weather Statement | TFX | Cascade, Judith Basin, Lewis and Clark, Teton | 58 min |
| Mar 30, 8:24 PM MDT | Wind Chill Advisory | GGW | Daniels, Phillips, Roosevelt, Sheridan, Valley | 13 hr |
| Mar 31, 7:21 AM MDT | Winter Weather Advisory | MSO | Deer Lodge, Flathead, Granite, Lake, Missoula, Powell and 2 more | 4 hr |
| Mar 31, 8:07 AM MDT | Special Weather Statement | BYZ | Carbon, Stillwater | 113 min |
| Mar 31, 9:24 AM MDT | Special Weather Statement | BYZ | Golden Valley | 111 min |
| Mar 31, 2:21 PM MDT | Winter Storm Watch | GGW | Dawson, Garfield, McCone, Petroleum, Phillips, Prairie and 4 more | 24 hr |
| Mar 31, 2:44 PM MDT | Winter Storm Watch | TFX | 13 hr | |
| Mar 31, 2:52 PM MDT | Winter Storm Watch | BYZ | Big Horn, Carbon, Carter, Custer, Fallon, Golden Valley and 8 more | 24 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 | |
| Mesoscale Discussion | 1 |
| Special Weather Statement | 34 |
| Flooding | |
| Areal Flood Warning | 7 |
| River Flood Warning | 3 |
| Flash Flood Watch | 1 |
| Flood Watch | 3 |
| Areal Flood Advisory | 15 |
| Winter | |
| Blizzard Warning | 1 |
| Winter Storm Warning | 11 |
| Winter Storm Watch | 11 |
| Winter Weather Advisory | 37 |
| Cold | |
| Wind Chill Advisory | 1 |
| Wind and dust | |
| High Wind Warning | 4 |
| High Wind Watch | 2 |
| Lake Wind Advisory | 1 |
| Wind Advisory | 2 |
| Fog and smoke | |
| Dense Fog Advisory | 15 |
| Freezing Fog Advisory | 4 |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Valley County17
- Phillips County15
- Carter County15
- Dawson County14
- Roosevelt County14
- Sheridan County14
- Lake County13
- Richland County13
- Fallon County13
- Rosebud County13
- Custer County12
- Missoula County12
- Granite County11
- Garfield County11
- Powder River County11
- Deer Lodge County10
- Flathead County10
- Powell County10
- Silver Bow County10
- Daniels County10
- Prairie County10
- Petroleum County9
- Wibaux County9
- Sanders County9
- Musselshell County8
- Stillwater County8
- McCone County7
- Sweet Grass County7
- Ravalli County7
- Golden Valley County6
- Park County6
- Treasure County6
- Big Horn County5
- Carbon County5
- Wheatland County5
- Mineral County5
- Pondera County5
- Lewis and Clark County5
- Teton County5
- Chouteau County5
Nearby
Alerts in force nowTornadoes on recordThe radar archive20172019
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.