Alert archive / Montana / Yellowstone County / 2011
Weather alerts in Yellowstone County, Montana, August 2011
34 weather alerts in August 2011, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
- Alerts
- 34
- Warnings
- 11
- Watches
- 3
- Advisories
- 0
- Busiest day
- August 29, 20118 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 | Lasted |
|---|---|---|---|
| Aug 5, 2:30 PM MDT | Special Weather Statement | BYZ | 45 min |
| Aug 5, 3:13 PM MDT | Special Weather Statement | BYZ | 62 min |
| Aug 5, 3:31 PM MDT | Special Weather Statement | BYZ | 59 min |
| Aug 5, 3:46 PM MDT | Special Weather Statement | BYZ | 59 min |
| Aug 5, 4:13 PM MDT | Severe Thunderstorm Warning | BYZ | 62 min |
| Aug 7, 4:38 PM MDT | Special Weather Statement | BYZ | 37 min |
| Aug 7, 4:56 PM MDT | Special Weather Statement | BYZ | 64 min |
| Aug 9, 5:11 PM MDT | Special Weather Statement | BYZ | 49 min |
| Aug 11, 2:53 PM MDT | Special Weather Statement | BYZ | 37 min |
| Aug 11, 3:52 PM MDT | Special Weather Statement | BYZ | 23 min |
| Aug 11, 4:00 PM MDT | Severe Thunderstorm Warning | BYZ | 60 min |
| Aug 15, 4:13 PM MDT | Special Weather Statement | BYZ | 62 min |
| Aug 21, 5:11 PM MDT | Severe Thunderstorm Warning | BYZ | 64 min |
| Aug 21, 5:21 PM MDT | Special Weather Statement | BYZ | 54 min |
| Aug 21, 5:34 PM MDT | Severe Thunderstorm Warning | BYZ | 56 min |
| Aug 22, 2:39 PM MDT | Red Flag Warning | BYZ | 30 hr |
| Aug 24, 2:32 PM MDT | Fire Weather Watch | BYZ | 13 hr |
| Aug 24, 7:33 PM MDT | Special Weather Statement | BYZ | 57 min |
| Aug 25, 3:04 AM MDT | Red Flag Warning | BYZ | 18 hr |
| Aug 26, 3:54 PM MDT | Mesoscale Discussion | SPC | 96 min |
| Aug 26, 4:26 PM MDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Aug 26, 6:13 PM MDT | Special Weather Statement | BYZ | 62 min |
| Aug 29, 1:45 PM MDT | Severe Thunderstorm Warning | BYZ | 60 min |
| Aug 29, 1:52 PM MDT | Mesoscale Discussion | SPC | 83 min |
| Aug 29, 2:34 PM MDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Aug 29, 2:44 PM MDT | Severe Thunderstorm Warning | BYZ | 61 min |
| Aug 29, 2:50 PM MDT | Special Weather Statement | BYZ | 55 min |
| Aug 29, 3:33 PM MDT | Special Weather Statement | BYZ | 27 min |
| Aug 29, 3:41 PM MDT | Severe Thunderstorm Warning | BYZ | 51 min |
| Aug 29, 3:46 PM MDT | Severe Thunderstorm Warning | BYZ | 28 min |
| Aug 30, 3:26 PM MDT | Red Flag Warning | BYZ | 30 hr |
| Aug 31, 2:00 PM MDT | Special Weather Statement | BYZ | 60 min |
| Aug 31, 2:20 PM MDT | Mesoscale Discussion | SPC | 115 min |
| Aug 31, 3:03 PM MDT | Special Weather Statement | BYZ | 57 min |
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 | 8 |
| Severe Thunderstorm Watch | 2 |
| Mesoscale Discussion | 3 |
| Special Weather Statement | 17 |
| Fire | |
| Red Flag Warning | 3 |
| Fire Weather Watch | 1 |
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive20102012
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.