Alert archive / Montana / Yellowstone County / 2018
Weather alerts in Yellowstone County, Montana, May 2018
29 weather alerts in May 2018, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
- Alerts
- 29
- Warnings
- 7
- Watches
- 3
- Advisories
- 6
- Busiest day
- May 23, 201810 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 |
|---|---|---|---|
| May 6, 7:54 PM MDT | Special Weather Statement | BYZ | 36 min |
| May 7, 1:52 PM MDT | Special Weather Statement | BYZ | 38 min |
| May 7, 2:04 PM MDT | Severe Thunderstorm Warning | BYZ | 56 min |
| May 7, 2:49 PM MDT | Mesoscale Discussion | SPC | 116 min |
| May 7, 3:00 PM MDT | Severe Thunderstorm Warning | BYZ | 60 min |
| May 10, 10:42 PM MDT | Special Weather Statement | BYZ | 48 min |
| May 17, 4:05 PM MDT | Special Weather Statement | BYZ | 40 min |
| May 17, 5:12 PM MDT | Areal Flood Advisory | BYZ | 3 hr |
| May 22, 12:40 PM MDT | Flood Watch | BYZ | 35 hr |
| May 22, 6:07 PM MDT | Special Weather Statement | BYZ | 38 min |
| May 22, 8:43 PM MDT | Areal Flood Advisory | BYZ | 3 hr |
| May 23, 5:00 AM MDT | Areal Flood Advisory | BYZ | 7 hr |
| May 23, 12:14 PM MDT | River Flood Watch | BYZ | 3 days |
| May 23, 1:25 PM MDT | Special Weather Statement | BYZ | 50 min |
| May 23, 3:31 PM MDT | Special Weather Statement | BYZ | 44 min |
| May 23, 3:49 PM MDT | Severe Thunderstorm Warning | BYZ | 56 min |
| May 23, 3:58 PM MDT | Special Weather Statement | BYZ | 47 min |
| May 23, 4:12 PM MDT | Severe Thunderstorm Warning | BYZ | 48 min |
| May 23, 4:29 PM MDT | Severe Thunderstorm Warning | BYZ | 61 min |
| May 23, 6:12 PM MDT | Severe Thunderstorm Warning | BYZ | 63 min |
| May 26, 11:28 AM MDT | River Flood Warning | BYZ | 3 days |
| May 26, 2:21 PM MDT | Mesoscale Discussion | SPC | 114 min |
| May 26, 6:32 PM MDT | Special Weather Statement | BYZ | 28 min |
| May 28, 12:19 PM MDT | Special Weather Statement | BYZ | 26 min |
| May 28, 12:35 PM MDT | Areal Flood Advisory | BYZ | 3 hr |
| May 28, 3:30 PM MDT | Areal Flood Advisory | BYZ | 4 hr |
| May 31, 1:50 PM MDT | Severe Thunderstorm Watch | SPC | 8 hr |
| May 31, 5:07 PM MDT | Areal Flood Advisory | BYZ | 48 min |
| May 31, 5:27 PM MDT | Mesoscale Discussion | SPC | 93 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 | 6 |
| Severe Thunderstorm Watch | 1 |
| Mesoscale Discussion | 3 |
| Special Weather Statement | 10 |
| Flooding | |
| River Flood Warning | 1 |
| Flood Watch | 1 |
| River Flood Watch | 1 |
| Areal Flood Advisory | 6 |
Nearby
Alerts in force nowTornadoes on recordForecastThe 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.