Alert archive / Michigan / Ottawa County / 2011
Weather alerts in Ottawa County, Michigan, May 2011
15 weather alerts in May 2011, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
- Alerts
- 15
- Warnings
- 1
- Watches
- 5
- Advisories
- 3
- Busiest day
- May 29, 20113 alerts
Over time
By day
Days in UTC, the clock the archive keeps.
The alerts
Every alert, in the order issued. Times are local, Eastern Time. Each opens its own page with the text, the map, the radar and the sounding.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| May 4, 2:25 PM EDT | Frost Advisory | GRR | 18 hr |
| May 4, 10:39 PM EDT | River Flood Advisory | GRR | 12 hr |
| May 9, 6:14 PM EDT | Special Weather Statement | GRR | 61 min |
| May 11, 9:30 PM EDT | Special Weather Statement | GRR | 90 min |
| May 11, 10:08 PM EDT | Severe Thunderstorm Warning | GRR | 47 min |
| May 19, 9:58 PM EDT | Dense Fog Advisory | GRR | 14 hr |
| May 22, 5:32 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
| May 22, 8:20 PM EDT | Mesoscale Discussion | SPC | 115 min |
| May 22, 11:49 PM EDT | Special Weather Statement | GRR | 56 min |
| May 25, 9:06 AM EDT | Flood Watch | GRR | 33 hr |
| May 29, 11:12 AM EDT | Flood Watch | GRR | 11 hr |
| May 29, 1:29 PM EDT | Tornado Watch | SPC | 7 hr |
| May 29, 2:25 PM EDT | Special Weather Statement | GRR | 80 min |
| May 31, 3:33 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
| May 31, 7:26 PM EDT | Mesoscale Discussion | SPC | 2 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 | 1 |
| Severe Thunderstorm Watch | 2 |
| Tornado Watch | 1 |
| Mesoscale Discussion | 2 |
| Special Weather Statement | 4 |
| Flooding | |
| Flood Watch | 2 |
| River Flood Advisory | 1 |
| Cold | |
| Frost Advisory | 1 |
| Fog and smoke | |
| Dense Fog Advisory | 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.