Alert archive / Montana / 2006
Weather alerts in Montana, April 2006
48 weather alerts in April 2006, 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 2006. Tap one for its archive.
- Alerts
- 48
- Warnings
- 18
- Watches
- 8
- Advisories
- 18
- Busiest day
- April 17, 200611 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, 3:37 AM MST | Snow Advisory | MSO | Deer Lodge, Granite, Lake, Mineral, Missoula, Powell and 3 more | 23 hr |
| Apr 1, 4:29 AM MST | Snow Advisory | TFX | 28 hr | |
| Apr 1, 9:54 AM MST | Heavy Snow Warning | MSO | Flathead, Granite, Lake, Missoula, Powell | 19 hr |
| Apr 1, 2:55 PM MST | Heavy Snow Warning | TFX | 18 hr | |
| Apr 3, 2:50 PM MDT | Heavy Snow Warning | MSO | Deer Lodge, Granite, Missoula, Powell, Ravalli, Silver Bow | 17 hr |
| Apr 4, 3:51 AM MDT | Winter Storm Watch | BYZ | Big Horn, Carbon, Custer, Musselshell, Park, Powder River and 5 more | 48 hr |
| Apr 4, 4:47 AM MDT | Winter Storm Watch | TFX | 61 hr | |
| Apr 4, 2:16 PM MDT | Winter Storm Watch | MSO | Deer Lodge, Flathead, Granite, Lake, Missoula, Powell and 2 more | 25 hr |
| Apr 4, 2:51 PM MDT | Winter Storm Watch | BYZ | Carter, Fallon | 37 hr |
| Apr 5, 3:44 AM MDT | Lake Wind Advisory | GGW | Garfield, McCone, Petroleum, Phillips, Valley | 41 hr |
| Apr 5, 3:10 PM MDT | Heavy Snow Warning | MSO | Flathead, Granite, Lake, Missoula, Powell | 23 hr |
| Apr 5, 3:10 PM MDT | Snow Advisory | MSO | Deer Lodge, Granite, Missoula, Powell, Ravalli, Silver Bow | 23 hr |
| Apr 5, 3:59 PM MDT | Mesoscale Discussion | SPC | Big Horn, Carbon, Powder River, Rosebud, Stillwater, Treasure and 1 more | 91 min |
| Apr 5, 4:52 PM MDT | Winter Storm Warning | TFX | 22 hr | |
| Apr 6, 3:50 AM MDT | Heavy Snow Warning | BYZ | Park, Sweet Grass, Wheatland | 12 hr |
| Apr 6, 2:39 PM MDT | Snow Advisory | MSO | Flathead, Granite, Lake, Missoula, Powell | 9 hr |
| Apr 9, 3:32 AM MDT | Lake Wind Advisory | GGW | Garfield, McCone, Petroleum, Phillips, Valley | 16 hr |
| Apr 11, 3:12 AM MDT | Lake Wind Advisory | GGW | Garfield, McCone, Petroleum, Phillips, Valley | 15 hr |
| Apr 11, 3:36 AM MDT | High Wind Watch | TFX | 42 hr | |
| Apr 12, 4:42 AM MDT | High Wind Warning | TFX | 47 hr | |
| Apr 12, 3:02 PM MDT | Lake Wind Advisory | GGW | Garfield, McCone, Petroleum, Phillips, Valley | 29 hr |
| Apr 14, 11:21 AM MDT | Lake Wind Advisory | GGW | Garfield, McCone, Petroleum, Phillips, Valley | 7 hr |
| Apr 14, 12:36 PM MDT | Red Flag Warning | GGW | Daniels, Dawson, McCone, Prairie, Richland, Roosevelt and 3 more | 5 hr |
| Apr 15, 8:46 AM MDT | Snow Advisory | MSO | Granite, Missoula, Ravalli | 21 hr |
| Apr 16, 4:50 AM MDT | Snow Advisory | TFX | 28 hr | |
| Apr 16, 5:27 AM MDT | Winter Storm Watch | MSO | Deer Lodge, Granite, Lake, Missoula, Powell, Ravalli and 1 more | 9 hr |
| Apr 16, 2:06 PM MDT | Winter Storm Warning | TFX | 19 hr | |
| Apr 16, 2:35 PM MDT | Heavy Snow Warning | MSO | Deer Lodge, Granite, Missoula, Powell, Ravalli, Silver Bow | 21 hr |
| Apr 16, 2:35 PM MDT | Snow Advisory | MSO | Granite, Lake, Missoula, Powell | 21 hr |
| Apr 16, 7:56 PM MDT | Severe Thunderstorm Warning | GGW | Garfield | 49 min |
| Apr 16, 10:19 PM MDT | Severe Thunderstorm Warning | GGW | Dawson, Garfield, McCone, Prairie | 32 min |
| Apr 16, 10:43 PM MDT | Mesoscale Discussion | SPC | Daniels, McCone, Roosevelt, Sheridan | 2 hr |
| Apr 17, 12:54 AM MDT | Severe Thunderstorm Warning | GGW | Garfield, McCone, Roosevelt, Valley | 66 min |
| Apr 17, 1:14 AM MDT | Lake Wind Advisory | GGW | Garfield, McCone, Petroleum, Phillips, Valley | 45 hr |
| Apr 17, 3:54 AM MDT | Snow Advisory | BYZ | Carbon, Golden Valley, Stillwater, Sweet Grass, Wheatland | 24 hr |
| Apr 17, 3:08 PM MDT | Winter Storm Watch | GGW | Dawson, McCone, Prairie, Richland, Roosevelt, Sheridan and 1 more | 13 hr |
| Apr 17, 3:09 PM MDT | High Wind Watch | GGW | Dawson, Prairie, Richland, Roosevelt, Sheridan, Wibaux | 13 hr |
| Apr 17, 3:34 PM MDT | Winter Storm Warning | BYZ | Carter, Custer, Fallon, Powder River, Rosebud | 50 hr |
| Apr 17, 3:38 PM MDT | Mesoscale Discussion | SPC | Carter | 2 hr |
| Apr 17, 4:31 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn, Carter | 32 days |
| Apr 17, 10:05 PM MDT | Winter Storm Warning | GGW | Dawson, Prairie | 6 hr |
| Apr 18, 3:49 AM MDT | Lake Wind Advisory | GGW | Garfield, McCone, Petroleum, Phillips, Valley | 39 hr |
| Apr 18, 3:53 AM MDT | Blizzard Warning | GGW | Daniels, Dawson, McCone, Prairie, Richland, Roosevelt and 2 more | 30 hr |
| Apr 18, 4:43 PM MDT | Blizzard Warning | BYZ | Carter, Fallon | 28 hr |
| Apr 19, 12:40 AM MDT | Mesoscale Discussion | SPC | Carter, Custer, Fallon | 6 hr |
| Apr 22, 9:31 PM MDT | Lake Wind Advisory | GGW | Garfield, McCone, Petroleum, Phillips, Valley | 21 hr |
| Apr 24, 3:04 AM MDT | Snow Advisory | BYZ | Carter, Powder River, Rosebud | 12 hr |
| Apr 26, 2:40 PM MDT | Lake Wind Advisory | GGW | Garfield, McCone, Petroleum, Phillips, Valley | 29 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 | 4 |
| Mesoscale Discussion | 4 |
| Winter | |
| Blizzard Warning | 2 |
| Heavy Snow Warning | 6 |
| Winter Storm Warning | 4 |
| Winter Storm Watch | 6 |
| Snow Advisory | 9 |
| Wind and dust | |
| High Wind Warning | 1 |
| High Wind Watch | 2 |
| Lake Wind Advisory | 9 |
| Fire | |
| Red Flag Warning | 1 |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- McCone County15
- Garfield County12
- Granite County11
- Missoula County11
- Valley County11
- Powell County10
- Petroleum County9
- Phillips County9
- Lake County7
- Ravalli County7
- Carter County7
- Deer Lodge County6
- Silver Bow County6
- Dawson County6
- Prairie County6
- Roosevelt County6
- Sheridan County5
- Flathead County4
- Powder River County4
- Rosebud County4
- Fallon County4
- Richland County4
- Wibaux County4
- Big Horn County3
- Carbon County3
- Custer County3
- Stillwater County3
- Sweet Grass County3
- Wheatland County3
- Daniels County3
- Park County2
- Treasure County2
- Mineral County1
- Sanders County1
- Musselshell County1
- Yellowstone County1
- Golden Valley County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20052007
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.