Alert archive / Illinois / Calhoun County / 2020
Weather alerts in Calhoun County, Illinois, May 2020
13 weather alerts in May 2020, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
- Alerts
- 13
- Warnings
- 5
- Watches
- 2
- Advisories
- 5
- Busiest day
- May 17, 20205 alerts
Over time
By day
Days in UTC, the clock the archive keeps.
The alerts
Every alert, in the order issued. Times are local, Central Time. Each opens its own page with the text, the map, the radar and the sounding.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| May 8, 3:32 AM CDT | Frost Advisory | LSX | 28 hr |
| May 10, 2:43 PM CDT | Frost Advisory | LSX | 17 hr |
| May 15, 1:06 AM CDT | Mesoscale Discussion | SPC | 114 min |
| May 15, 1:40 AM CDT | Severe Thunderstorm Watch | SPC | 3 hr |
| May 16, 8:58 PM CDT | Flash Flood Watch | LSX | 21 hr |
| May 17, 1:36 AM CDT | Areal Flood Advisory | LSX | 6 hr |
| May 17, 3:32 AM CDT | Areal Flood Advisory | LSX | 12 hr |
| May 17, 8:45 AM CDT | River Flood Warning | LSX | 51 hr |
| May 17, 3:29 PM CDT | Areal Flood Advisory | LSX | 6 hr |
| May 17, 9:51 PM CDT | River Flood Warning | LSX | 24 hr |
| May 25, 10:35 AM CDT | River Flood Warning | LSX | 6 days |
| May 28, 11:02 AM CDT | River Flood Warning | LSX | 24 days |
| May 29, 10:37 AM CDT | River Flood Warning | LSX | 21 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 Watch | 1 |
| Mesoscale Discussion | 1 |
| Flooding | |
| River Flood Warning | 5 |
| Flash Flood Watch | 1 |
| Areal Flood Advisory | 3 |
| Cold | |
| Frost Advisory | 2 |
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive20192021
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.