Alert archive / Montana / 2010
Weather alerts in Montana, April 2010
83 weather alerts in April 2010, 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 April 2010. Tap one for its archive.
- Alerts
- 83
- Warnings
- 25
- Watches
- 14
- Advisories
- 28
- Busiest day
- April 28, 201013 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 |
|---|---|---|---|---|
| Apr 1, 2:53 PM MDT | High Wind Watch | TFX | 24 hr | |
| Apr 1, 3:03 PM MDT | Wind Advisory | MSO | Deer Lodge, Granite, Powell, Silver Bow | 31 hr |
| Apr 2, 3:40 AM MDT | Winter Weather Advisory | MSO | Granite, Mineral, Missoula, Ravalli, Sanders | 24 hr |
| Apr 2, 2:40 PM MDT | High Wind Warning | TFX | 31 hr | |
| Apr 5, 4:02 AM MDT | Winter Storm Watch | TFX | 6 hr | |
| Apr 5, 10:00 AM MDT | Winter Storm Warning | TFX | 29 hr | |
| Apr 5, 2:33 PM MDT | Winter Weather Advisory | MSO | Deer Lodge, Granite, Missoula, Powell, Ravalli, Silver Bow | 19 hr |
| Apr 5, 4:08 PM MDT | Winter Weather Advisory | BYZ | Park | 35 hr |
| Apr 5, 5:25 PM MDT | Winter Weather Advisory | TFX | 17 hr | |
| Apr 7, 3:54 AM MDT | High Wind Watch | TFX | 24 hr | |
| Apr 7, 2:07 PM MDT | Red Flag Warning | GGW | Daniels, Dawson, McCone, Prairie, Richland, Roosevelt and 3 more | 55 hr |
| Apr 7, 2:22 PM MDT | High Wind Warning | MSO | Deer Lodge, Flathead, Granite, Lake, Missoula, Powell and 3 more | 31 hr |
| Apr 7, 2:22 PM MDT | Wind Advisory | MSO | Flathead, Granite, Lake, Lincoln, Missoula, Powell and 1 more | 31 hr |
| Apr 7, 2:39 PM MDT | Red Flag Warning | TFX | Blaine, Broadwater, Cascade, Chouteau, Fergus, Gallatin and 12 more | 53 hr |
| Apr 7, 2:52 PM MDT | High Wind Warning | TFX | 37 hr | |
| Apr 7, 3:07 PM MDT | Wind Advisory | BYZ | Park, Stillwater, Sweet Grass | 28 hr |
| Apr 7, 9:35 PM MDT | Winter Weather Advisory | MSO | Flathead, Lake, Mineral, Missoula, Sanders | 26 hr |
| Apr 8, 2:39 PM MDT | High Wind Warning | GGW | Daniels, Dawson, Garfield, McCone, Petroleum, Phillips and 6 more | 13 hr |
| Apr 8, 2:52 PM MDT | High Wind Warning | BYZ | Carter, Custer, Fallon, Golden Valley, Musselshell, Rosebud and 2 more | 12 hr |
| Apr 9, 3:13 PM MDT | Fire Weather Watch | GGW | Daniels, Roosevelt, Sheridan, Valley | 12 hr |
| Apr 10, 3:37 AM MDT | Red Flag Warning | GGW | Daniels, Dawson, McCone, Prairie, Richland, Roosevelt and 3 more | 16 hr |
| Apr 12, 4:44 AM MDT | Winter Storm Watch | TFX | 10 hr | |
| Apr 12, 2:50 PM MDT | Winter Storm Watch | MSO | Flathead, Lake | 13 hr |
| Apr 12, 2:50 PM MDT | Winter Storm Warning | MSO | Deer Lodge, Flathead, Granite, Lake, Mineral, Missoula and 3 more | 43 hr |
| Apr 12, 2:50 PM MDT | Winter Weather Advisory | MSO | Granite, Lake, Mineral, Missoula, Powell, Ravalli and 1 more | 27 hr |
| Apr 12, 3:07 PM MDT | Winter Storm Warning | TFX | 45 hr | |
| Apr 12, 3:07 PM MDT | Winter Weather Advisory | TFX | 36 hr | |
| Apr 12, 3:42 PM MDT | Winter Storm Warning | BYZ | Carbon, Park, Stillwater, Sweet Grass, Wheatland | 24 hr |
| Apr 12, 3:42 PM MDT | Winter Weather Advisory | BYZ | Carbon, Golden Valley, Park, Stillwater, Sweet Grass, Wheatland | 29 hr |
| Apr 13, 2:56 AM MDT | Special Weather Statement | BYZ | Musselshell | 34 min |
| Apr 13, 3:53 AM MDT | Winter Weather Advisory | GGW | Phillips | 32 hr |
| Apr 13, 4:14 AM MDT | Severe Thunderstorm Warning | GGW | Garfield, Petroleum, Phillips | 61 min |
| Apr 13, 5:13 AM MDT | Special Weather Statement | GGW | Phillips | 62 min |
| Apr 13, 6:55 AM MDT | Mesoscale Discussion | SPC | Cascade, Chouteau, Fergus, Hill, Judith Basin, Liberty | 4 hr |
| Apr 13, 9:43 PM MDT | Winter Weather Advisory | MSO | Flathead, Lake, Sanders | 7 hr |
| Apr 13, 11:18 PM MDT | Wind Advisory | BYZ | Park | 15 hr |
| Apr 14, 2:59 AM MDT | Lake Wind Advisory | GGW | Garfield, McCone, Petroleum, Phillips, Valley | 39 hr |
| Apr 16, 9:21 PM MDT | Fire Weather Watch | GGW | Daniels, Dawson, McCone, Prairie, Richland, Roosevelt and 3 more | 6 hr |
| Apr 17, 3:38 AM MDT | Red Flag Warning | GGW | Daniels, Dawson, McCone, Prairie, Richland, Roosevelt and 3 more | 15 hr |
| Apr 17, 3:49 AM MDT | Lake Wind Advisory | GGW | Garfield, McCone, Valley | 14 hr |
| Apr 20, 3:37 AM MDT | Lake Wind Advisory | GGW | Garfield, McCone, Petroleum, Phillips, Valley | 17 hr |
| Apr 21, 3:38 AM MDT | Lake Wind Advisory | GGW | Garfield, McCone, Petroleum, Phillips, Valley | 17 hr |
| Apr 21, 2:55 PM MDT | Special Weather Statement | MSO | 50 min | |
| Apr 21, 3:14 PM MDT | Special Weather Statement | MSO | 46 min | |
| Apr 21, 3:38 PM MDT | Special Weather Statement | MSO | Ravalli | 37 min |
| Apr 21, 4:09 PM MDT | Special Weather Statement | MSO | Ravalli | 51 min |
| Apr 21, 4:56 PM MDT | Special Weather Statement | MSO | Ravalli | 49 min |
| Apr 21, 5:37 PM MDT | Special Weather Statement | MSO | Ravalli | 38 min |
| Apr 21, 5:47 PM MDT | Special Weather Statement | TFX | Beaverhead | 43 min |
| Apr 21, 6:16 PM MDT | Special Weather Statement | MSO | Mineral | 44 min |
| Apr 21, 7:10 PM MDT | Special Weather Statement | MSO | Mineral | 50 min |
| Apr 22, 2:24 PM MDT | Lake Wind Advisory | GGW | Garfield, McCone, Petroleum, Phillips, Valley | 30 hr |
| Apr 22, 4:54 PM MDT | Special Weather Statement | TFX | Jefferson | 51 min |
| Apr 24, 3:44 AM MDT | Lake Wind Advisory | MSO | Flathead, Lake, Sanders | 17 hr |
| Apr 24, 2:26 PM MDT | Lake Wind Advisory | GGW | Garfield, McCone, Petroleum, Phillips, Valley | 31 hr |
| Apr 24, 2:28 PM MDT | High Wind Warning | TFX | 7 hr | |
| Apr 26, 2:53 PM MDT | Lake Wind Advisory | GGW | Garfield, McCone, Petroleum, Phillips, Valley | 4 days |
| Apr 27, 9:56 AM MDT | Red Flag Warning | GGW | 11 hr | |
| Apr 27, 2:15 PM MDT | Winter Storm Watch | TFX | 14 hr | |
| Apr 27, 2:27 PM MDT | Winter Storm Watch | MSO | Flathead, Lake | 13 hr |
| Apr 27, 2:31 PM MDT | Lake Wind Advisory | MSO | Flathead, Lake, Sanders | 31 hr |
| Apr 27, 2:35 PM MDT | High Wind Watch | GGW | Phillips | 14 hr |
| Apr 27, 7:08 PM MDT | Special Weather Statement | MSO | Missoula | 37 min |
| Apr 27, 9:08 PM MDT | Special Weather Statement | MSO | Deer Lodge, Silver Bow | 47 min |
| Apr 27, 9:43 PM MDT | Fire Weather Watch | GGW | Daniels, Dawson, McCone, Prairie, Richland, Roosevelt and 3 more | 6 hr |
| Apr 27, 9:43 PM MDT | Red Flag Warning | GGW | Daniels, Dawson, McCone, Prairie, Richland, Roosevelt and 3 more | 19 hr |
| Apr 28, 3:32 AM MDT | Winter Storm Watch | MSO | Granite, Lake, Missoula, Powell | 11 hr |
| Apr 28, 3:32 AM MDT | Winter Storm Warning | MSO | Flathead, Granite, Lake, Missoula, Powell | 50 hr |
| Apr 28, 4:21 AM MDT | Winter Storm Watch | TFX | 10 hr | |
| Apr 28, 4:21 AM MDT | Winter Storm Warning | TFX | 58 hr | |
| Apr 28, 4:22 AM MDT | High Wind Warning | GGW | Phillips | 16 hr |
| Apr 28, 4:27 AM MDT | Winter Storm Watch | BYZ | Carbon, Park, Stillwater, Sweet Grass, Wheatland | 24 hr |
| Apr 28, 5:20 AM MDT | Winter Weather Advisory | MSO | Mineral, Missoula, Sanders | 7 hr |
| Apr 28, 2:43 PM MDT | Winter Weather Advisory | TFX | 39 hr | |
| Apr 28, 2:59 PM MDT | Winter Weather Advisory | MSO | Deer Lodge, Granite, Mineral, Missoula, Powell, Ravalli and 2 more | 39 hr |
| Apr 28, 8:38 PM MDT | Winter Storm Warning | BYZ | Carbon, Park, Stillwater, Sweet Grass, Wheatland | 53 hr |
| Apr 29, 9:47 AM MDT | Winter Storm Warning | GGW | Phillips | 42 hr |
| Apr 29, 3:21 PM MDT | Winter Weather Advisory | BYZ | Golden Valley, Park, Wheatland | 25 hr |
| Apr 30, 5:04 AM MDT | Special Weather Statement | BYZ | Stillwater, Yellowstone | 116 min |
| Apr 30, 8:03 AM MDT | High Wind Warning | BYZ | Big Horn, Carter, Custer, Fallon, Musselshell, Powder River and 2 more | 18 hr |
| Apr 30, 9:37 AM MDT | High Wind Warning | GGW | Dawson, Garfield, McCone, Petroleum, Phillips, Prairie and 3 more | 11 hr |
| Apr 30, 10:19 AM MDT | High Wind Warning | TFX | 8 hr | |
| Apr 30, 2:44 PM MDT | Areal Flood Advisory | TFX | Hill | 7 days |
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 | 1 |
| Mesoscale Discussion | 1 |
| Special Weather Statement | 15 |
| Flooding | |
| Areal Flood Advisory | 1 |
| Winter | |
| Winter Storm Warning | 8 |
| Winter Storm Watch | 8 |
| Winter Weather Advisory | 14 |
| Wind and dust | |
| High Wind Warning | 10 |
| High Wind Watch | 3 |
| Lake Wind Advisory | 9 |
| Wind Advisory | 4 |
| Fire | |
| Red Flag Warning | 6 |
| Fire Weather Watch | 3 |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Valley County16
- McCone County15
- Phillips County15
- Missoula County12
- Lake County12
- Sanders County11
- Granite County10
- Powell County10
- Flathead County10
- Garfield County10
- Ravalli County9
- Roosevelt County9
- Petroleum County9
- Mineral County8
- Park County8
- Daniels County8
- Dawson County8
- Prairie County8
- Sheridan County8
- Wibaux County8
- Richland County7
- Deer Lodge County6
- Silver Bow County6
- Stillwater County6
- Wheatland County6
- Sweet Grass County5
- Carbon County4
- Hill County3
- Golden Valley County3
- Musselshell County3
- Cascade County2
- Chouteau County2
- Fergus County2
- Jefferson County2
- Judith Basin County2
- Liberty County2
- Carter County2
- Custer County2
- Fallon County2
- Rosebud County2
Nearby
Alerts in force nowTornadoes on recordThe radar archive20092011
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.