Alert archive / Georgia / Coweta County
Weather alerts in Coweta County, Georgia, 2016
111 weather alerts in 2016, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Coweta County and its neighbors
Each county as a circle sized by its count in 2016. Tap one for its archive.
- Alerts
- 111
- Warnings
- 27
- Watches
- 9
- Advisories
- 17
- Busiest month
- July21 alerts
- Busiest day
- July 19, 20167 alerts
Over time
By month
Warning verification
How often warnings here had a storm report inside them, and how much warning the reports had.
Coweta County, 2016
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 0 | 0 | ||||
| Severe thunderstorm warnings | 15 | 12 | 20% | 20 | 55% | 10 min |
| Flash flood warnings | 1 | 0 | 100% | 0 |
Each office's whole area, 2016
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| NWS Atlanta, GA: tornado warnings | 20 | 8 | 60% | 20 | 85% | 7 min |
| NWS Atlanta, GA: severe thunderstorm warnings | 286 | 190 | 34% | 426 | 75% | 16 min |
| NWS Atlanta, GA: flash flood warnings | 13 | 2 | 85% | 3 | 67% | 19 min |
An office's figures cover every county it serves, including across state lines.
Verified by the Iowa Environmental Mesonet's Cow, which matches each storm-based warning with the local storm reports inside its polygon while it was in force, within 15 km of its edge: a tornado warning counts as verified on a tornado report, a severe thunderstorm warning on hail of 1 inch or more, a gust of 58 mph or more, or wind damage, a flash flood warning on a flash flood report. The false alarm ratio is the share of warnings with no such report; "inside a warning" is the probability of detection, the share of reports that fell inside one; lead time runs from the warning's issue to each report inside it, counting zero for a report that came first. A warning with no report is not proof nothing happened: reports come from spotters, the public and damage surveys, and are thin where few people live.
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 |
|---|---|---|---|
| Jan 9, 7:07 PM EST | Special Weather Statement | FFC | 23 min |
| Jan 15, 2:01 PM EST | River Flood Warning | FFC | 46 hr |
| Jan 21, 3:11 PM EST | Winter Weather Advisory | FFC | 46 hr |
| Jan 22, 5:20 AM EST | Special Weather Statement | FFC | 40 min |
| Jan 22, 7:48 AM EST | Wind Advisory | FFC | 7 hr |
| Jan 22, 11:52 AM EST | Special Weather Statement | FFC | 53 min |
| Jan 22, 2:52 PM EST | Wind Advisory | FFC | 28 hr |
| Jan 22, 8:25 PM EST | River Flood Warning | FFC | 24 hr |
| Feb 1, 9:03 PM EST | Dense Fog Advisory | FFC | 12 hr |
| Feb 3, 4:08 AM EST | Mesoscale Discussion | SPC | 2 hr |
| Feb 3, 5:02 AM EST | Flash Flood Watch | FFC | 17 hr |
| Feb 3, 6:50 AM EST | Special Weather Statement | FFC | 25 min |
| Feb 15, 8:45 PM EST | Special Weather Statement | FFC | 30 min |
| Feb 23, 3:21 AM EST | Flash Flood Watch | FFC | 31 hr |
| Feb 23, 1:23 PM EST | Wind Advisory | FFC | 36 hr |
| Feb 24, 12:56 AM EST | River Flood Warning | FFC | 25 hr |
| Mar 1, 5:51 PM EST | Mesoscale Discussion | SPC | 114 min |
| Mar 1, 6:25 PM EST | Severe Thunderstorm Watch | SPC | 5 hr |
| Mar 1, 7:59 PM EST | Special Weather Statement | FFC | 46 min |
| Mar 1, 8:08 PM EST | Severe Thunderstorm Warning | FFC | 37 min |
| Mar 1, 8:08 PM EST | Mesoscale Discussion | SPC | 67 min |
| Mar 21, 2:14 AM EDT | Freeze Warning | FFC | 32 hr |
| Mar 24, 7:41 PM EDT | High Wind Warning | FFC | 11 min |
| Mar 24, 7:52 PM EDT | High Wind Warning | FFC | 94 min |
| Mar 30, 2:56 PM EDT | Flash Flood Watch | FFC | 57 hr |
| Mar 31, 8:41 PM EDT | Mesoscale Discussion | SPC | 94 min |
| Mar 31, 9:14 PM EDT | Tornado Watch | SPC | 18 hr |
| Mar 31, 10:49 PM EDT | Special Weather Statement | FFC | 41 min |
| Mar 31, 11:11 PM EDT | Mesoscale Discussion | SPC | 64 min |
| Mar 31, 11:26 PM EDT | Special Weather Statement | FFC | 64 min |
| Apr 6, 8:59 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Apr 6, 11:41 PM EDT | Severe Thunderstorm Warning | FFC | 49 min |
| Apr 7, 12:09 AM EDT | Severe Thunderstorm Warning | FFC | 51 min |
| Apr 7, 4:09 AM EDT | Wind Advisory | FFC | 16 hr |
| Apr 9, 12:12 AM EDT | Red Flag Warning | FFC | 19 hr |
| Apr 9, 2:18 PM EDT | Frost Advisory | FFC | 19 hr |
| Apr 27, 9:13 PM EDT | Special Weather Statement | FFC | 32 min |
| Apr 30, 6:43 PM EDT | Special Weather Statement | FFC | 32 min |
| Apr 30, 6:57 PM EDT | Severe Thunderstorm Warning | FFC | 48 min |
| May 1, 1:50 AM EDT | Special Weather Statement | FFC | 25 min |
| May 1, 7:11 PM EDT | Special Weather Statement | FFC | 34 min |
| May 4, 2:26 PM EDT | Wind Advisory | FFC | 33 hr |
| May 6, 3:52 AM EDT | Wind Advisory | FFC | 16 hr |
| Jun 1, 3:07 PM EDT | Special Weather Statement | FFC | 23 min |
| Jun 1, 3:22 PM EDT | Severe Thunderstorm Warning | FFC | 38 min |
| Jun 2, 2:42 PM EDT | Special Weather Statement | FFC | 33 min |
| Jun 2, 7:44 PM EDT | Special Weather Statement | FFC | 31 min |
| Jun 4, 11:52 PM EDT | Special Weather Statement | FFC | 68 min |
| Jun 7, 4:12 AM EDT | Dense Fog Advisory | FFC | 6 hr |
| Jun 16, 6:20 PM EDT | Special Weather Statement | FFC | 25 min |
| Jun 16, 6:31 PM EDT | Severe Thunderstorm Warning | FFC | 44 min |
| Jun 17, 12:34 PM EDT | Mesoscale Discussion | SPC | 116 min |
| Jun 17, 1:52 PM EDT | Severe Thunderstorm Watch | SPC | 8 hr |
| Jun 17, 3:44 PM EDT | Mesoscale Discussion | SPC | 61 min |
| Jun 17, 3:59 PM EDT | Severe Thunderstorm Warning | FFC | 46 min |
| Jun 26, 1:19 PM EDT | Special Weather Statement | FFC | 26 min |
| Jul 5, 1:45 PM EDT | Mesoscale Discussion | SPC | 3 hr |
| Jul 6, 12:42 PM EDT | Special Weather Statement | FFC | 33 min |
| Jul 6, 12:55 PM EDT | Severe Thunderstorm Warning | FFC | 35 min |
| Jul 6, 6:44 PM EDT | Special Weather Statement | FFC | 46 min |
| Jul 6, 6:56 PM EDT | Severe Thunderstorm Warning | FFC | 34 min |
| Jul 9, 7:00 PM EDT | Severe Thunderstorm Warning | FFC | 3 min |
| Jul 11, 3:02 PM EDT | Mesoscale Discussion | SPC | 118 min |
| Jul 11, 5:31 PM EDT | Severe Thunderstorm Warning | FFC | 44 min |
| Jul 12, 6:34 PM EDT | Special Weather Statement | FFC | 41 min |
| Jul 19, 12:08 PM EDT | Special Weather Statement | FFC | 52 min |
| Jul 19, 5:39 PM EDT | Special Weather Statement | FFC | 36 min |
| Jul 19, 5:45 PM EDT | Special Weather Statement | FFC | 30 min |
| Jul 19, 6:23 PM EDT | Special Weather Statement | FFC | 37 min |
| Jul 19, 6:32 PM EDT | Severe Thunderstorm Warning | FFC | 43 min |
| Jul 19, 6:36 PM EDT | Severe Thunderstorm Warning | FFC | 39 min |
| Jul 19, 7:17 PM EDT | Special Weather Statement | FFC | 28 min |
| Jul 21, 1:59 PM EDT | Special Weather Statement | FFC | 31 min |
| Jul 21, 2:03 PM EDT | Severe Thunderstorm Warning | FFC | 42 min |
| Jul 21, 2:17 PM EDT | Mesoscale Discussion | SPC | 88 min |
| Jul 30, 3:21 PM EDT | Special Weather Statement | FFC | 24 min |
| Jul 30, 3:48 PM EDT | Special Weather Statement | FFC | 27 min |
| Aug 1, 3:27 PM EDT | Special Weather Statement | FFC | 33 min |
| Aug 5, 6:08 PM EDT | Special Weather Statement | FFC | 37 min |
| Aug 6, 4:21 PM EDT | Special Weather Statement | FFC | 39 min |
| Aug 10, 6:13 PM EDT | Special Weather Statement | FFC | 32 min |
| Aug 15, 12:04 AM EDT | Special Weather Statement | FFC | 41 min |
| Aug 18, 3:45 PM EDT | Special Weather Statement | FFC | 30 min |
| Aug 18, 3:48 PM EDT | Severe Thunderstorm Warning | FFC | 18 min |
| Aug 19, 5:47 PM EDT | Special Weather Statement | FFC | 28 min |
| Aug 19, 6:30 PM EDT | Special Weather Statement | FFC | 30 min |
| Aug 21, 4:51 PM EDT | Special Weather Statement | FFC | 24 min |
| Aug 24, 4:13 PM EDT | Flash Flood Warning | FFC | 6 hr |
| Aug 24, 4:26 PM EDT | Special Weather Statement | FFC | 64 min |
| Sep 18, 4:55 PM EDT | Special Weather Statement | FFC | 35 min |
| Sep 18, 5:27 PM EDT | Special Weather Statement | FFC | 48 min |
| Sep 18, 6:58 PM EDT | Special Weather Statement | FFC | 47 min |
| Oct 8, 12:09 PM EDT | Wind Advisory | FFC | 7 hr |
| Oct 21, 6:31 AM EDT | Wind Advisory | FFC | 11 hr |
| Nov 3, 2:47 PM EDT | Red Flag Warning | FFC | 28 hr |
| Nov 12, 11:08 AM EST | Wind Advisory | FFC | 7 hr |
| Nov 18, 2:52 PM EST | Freeze Watch | FFC | 12 hr |
| Nov 18, 2:52 PM EST | Wind Advisory | FFC | 42 hr |
| Nov 18, 10:12 PM EST | Fire Weather Watch | FFC | 17 hr |
| Nov 19, 2:53 AM EST | Freeze Warning | FFC | 31 hr |
| Nov 19, 2:59 AM EST | Red Flag Warning | FFC | 22 hr |
| Nov 19, 2:49 PM EST | Red Flag Warning | FFC | 28 hr |
| Nov 29, 2:30 AM EST | Special Weather Statement | FFC | 60 min |
| Nov 30, 10:00 AM EST | Mesoscale Discussion | SPC | 2 hr |
| Nov 30, 12:06 PM EST | Tornado Watch | SPC | 6 hr |
| Nov 30, 1:59 PM EST | Mesoscale Discussion | SPC | 2 hr |
| Dec 13, 8:25 PM EST | Dense Fog Advisory | FFC | 10 hr |
| Dec 20, 11:42 PM EST | Freezing Fog Advisory | FFC | 9 hr |
| Dec 26, 9:22 PM EST | Dense Fog Advisory | FFC | 12 hr |
| Dec 29, 2:35 AM EST | Mesoscale Discussion | SPC | 115 min |
| Dec 29, 4:35 AM EST | Special Weather Statement | FFC | 25 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 | 15 |
| Severe Thunderstorm Watch | 2 |
| Tornado Watch | 2 |
| Mesoscale Discussion | 14 |
| Special Weather Statement | 44 |
| Flooding | |
| Flash Flood Warning | 1 |
| River Flood Warning | 3 |
| Flash Flood Watch | 3 |
| Winter | |
| Winter Weather Advisory | 1 |
| Cold | |
| Freeze Warning | 2 |
| Freeze Watch | 1 |
| Frost Advisory | 1 |
| Wind and dust | |
| High Wind Warning | 2 |
| Wind Advisory | 10 |
| Fire | |
| Red Flag Warning | 4 |
| Fire Weather Watch | 1 |
| Fog and smoke | |
| Dense Fog Advisory | 4 |
| Freezing Fog Advisory | 1 |
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive20152017
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.