Alert archive / Georgia / Johnson County / 2009
Weather alerts in Johnson County, Georgia, December 2009
21 weather alerts in December 2009, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
- Alerts
- 21
- Warnings
- 8
- Watches
- 6
- Advisories
- 5
- Busiest day
- December 1, 20092 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 |
|---|---|---|---|
| Dec 1, 12:43 PM EST | Wind Advisory | FFC | 33 hr |
| Dec 1, 4:04 PM EST | Flood Watch | FFC | 25 hr |
| Dec 2, 10:32 AM EST | Tornado Watch | SPC | 6 hr |
| Dec 2, 1:31 PM EST | Mesoscale Discussion | SPC | 89 min |
| Dec 4, 5:07 PM EST | River Flood Warning | FFC | 4 days |
| Dec 8, 4:36 AM EST | Wind Advisory | FFC | 37 hr |
| Dec 10, 3:15 PM EST | Red Flag Warning | FFC | 27 hr |
| Dec 11, 3:55 PM EST | Flood Watch | FFC | 36 hr |
| Dec 13, 8:16 AM EST | River Flood Warning | FFC | 4 days |
| Dec 13, 3:37 PM EST | Dense Fog Advisory | FFC | 18 hr |
| Dec 14, 12:05 PM EST | Flood Watch | FFC | 28 hr |
| Dec 14, 7:24 PM EST | Areal Flood Warning | FFC | 23 hr |
| Dec 17, 4:35 AM EST | Flood Watch | FFC | 40 hr |
| Dec 18, 3:58 AM EST | Wind Advisory | FFC | 12 hr |
| Dec 19, 4:43 PM EST | River Flood Warning | FFC | 5 days |
| Dec 19, 4:43 PM EST | River Flood Warning | FFC | 5 days |
| Dec 23, 3:56 PM EST | Wind Advisory | FFC | 39 hr |
| Dec 25, 4:41 AM EST | Mesoscale Discussion | SPC | 64 min |
| Dec 25, 5:01 AM EST | Tornado Watch | SPC | 9 hr |
| Dec 26, 1:11 PM EST | River Flood Warning | FFC | 5 days |
| Dec 28, 2:49 PM EST | River Flood Warning | FFC | 51 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 | |
| Tornado Watch | 2 |
| Mesoscale Discussion | 2 |
| Flooding | |
| Areal Flood Warning | 1 |
| River Flood Warning | 6 |
| Flood Watch | 4 |
| Wind and dust | |
| Wind Advisory | 4 |
| Fire | |
| Red Flag Warning | 1 |
| Fog and smoke | |
| Dense Fog Advisory | 1 |
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive20082010
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. Rebuilt daily.