Alert archive / Georgia / Glynn County
Weather alerts in Glynn County, Georgia, 2019
155 weather alerts in 2019, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Glynn County and its neighbors
Each county as a circle sized by its count in 2019. Tap one for its archive.
- Alerts
- 155
- Warnings
- 28
- Watches
- 17
- Advisories
- 46
- Busiest month
- August24 alerts
- Busiest day
- April 19, 20197 alerts
Over time
By month
Warning verification
How often warnings here had a storm report inside them, and how much warning the reports had.
0 of 1 tornado warnings covering Glynn County in 2019 had a tornado report inside them.
Glynn County, 2019
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 1 | 0 | 100% | 0 | ||
| Severe thunderstorm warnings | 13 | 3 | 77% | 2 | 100% | 10 min |
| Flash flood warnings | 0 | 0 |
Each office's whole area, 2019
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| NWS Jacksonville, FL: tornado warnings | 24 | 5 | 79% | 8 | 100% | 14 min |
| NWS Jacksonville, FL: severe thunderstorm warnings | 142 | 73 | 49% | 233 | 67% | 24 min |
| NWS Jacksonville, FL: flash flood warnings | 2 | 1 | 50% | 5 | 100% | 29 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 1, 8:43 PM EST | Dense Fog Advisory | JAX | 13 hr |
| Jan 4, 5:26 AM EST | Dense Fog Advisory | JAX | 4 hr |
| Jan 7, 5:50 AM EST | Dense Fog Advisory | JAX | 3 hr |
| Jan 8, 8:36 PM EST | River Flood Warning | JAX | 21 days |
| Jan 10, 2:33 AM EST | Freeze Warning | JAX | 30 hr |
| Jan 16, 12:06 PM EST | Frost Advisory | JAX | 21 hr |
| Jan 20, 2:44 AM EST | Wind Advisory | JAX | 14 hr |
| Jan 20, 2:17 PM EST | Freeze Warning | JAX | 19 hr |
| Jan 21, 2:27 PM EST | Freeze Warning | JAX | 18 hr |
| Jan 24, 4:21 AM EST | Special Weather Statement | JAX | 39 min |
| Jan 25, 2:08 AM EST | Freeze Watch | JAX | 13 hr |
| Jan 25, 3:13 PM EST | Freeze Warning | JAX | 17 hr |
| Jan 28, 2:27 PM EST | Freeze Watch | JAX | 24 hr |
| Jan 29, 1:55 AM EST | Freeze Warning | JAX | 31 hr |
| Jan 30, 1:45 AM EST | Freeze Watch | JAX | 13 hr |
| Jan 30, 2:17 PM EST | Freeze Warning | JAX | 18 hr |
| Feb 8, 3:52 PM EST | Rip Current Statement | JAX | 52 hr |
| Feb 9, 3:45 AM EST | Wind Advisory | JAX | 17 hr |
| Feb 11, 7:47 PM EST | Dense Fog Advisory | JAX | 14 hr |
| Feb 13, 2:34 PM EST | Frost Advisory | JAX | 17 hr |
| Feb 18, 2:55 PM EST | Coastal Flood Advisory | JAX | 44 hr |
| Feb 19, 3:35 AM EST | Wind Advisory | JAX | 14 hr |
| Feb 19, 9:23 PM EST | Wind Advisory | JAX | 6 hr |
| Feb 20, 11:25 PM EST | Dense Fog Advisory | JAX | 10 hr |
| Feb 27, 9:25 PM EST | Dense Fog Advisory | JAX | 13 hr |
| Mar 1, 1:45 PM EST | Special Weather Statement | JAX | 45 min |
| Mar 3, 6:15 PM EST | Mesoscale Discussion | SPC | 2 hr |
| Mar 3, 8:36 PM EST | Mesoscale Discussion | SPC | 114 min |
| Mar 4, 9:45 PM EST | Freeze Watch | JAX | 5 hr |
| Mar 5, 2:19 AM EST | Freeze Warning | JAX | 30 hr |
| Mar 6, 2:17 AM EST | Freeze Watch | JAX | 12 hr |
| Mar 6, 2:17 AM EST | Freeze Warning | JAX | 30 hr |
| Mar 6, 2:27 PM EST | Frost Advisory | JAX | 18 hr |
| Mar 19, 3:24 AM EDT | Wind Advisory | JAX | 19 hr |
| Mar 19, 3:47 AM EDT | Coastal Flood Advisory | JAX | 43 hr |
| Mar 19, 3:47 AM EDT | Rip Current Statement | JAX | 43 hr |
| Mar 19, 3:47 AM EDT | High Surf Advisory | JAX | 43 hr |
| Mar 21, 3:19 AM EDT | Coastal Flood Statement | JAX | 14 hr |
| Mar 26, 3:56 AM EDT | Wind Advisory | JAX | 48 hr |
| Mar 26, 9:31 AM EDT | Rip Current Statement | JAX | 58 hr |
| Mar 27, 3:53 AM EDT | Coastal Flood Statement | JAX | 25 hr |
| Apr 1, 2:45 AM EDT | Rip Current Statement | JAX | 41 hr |
| Apr 6, 3:16 PM EDT | Special Weather Statement | JAX | 44 min |
| Apr 6, 3:59 PM EDT | Special Weather Statement | JAX | 46 min |
| Apr 6, 4:25 PM EDT | Severe Thunderstorm Warning | JAX | 50 min |
| Apr 6, 5:15 PM EDT | Severe Thunderstorm Warning | JAX | 45 min |
| Apr 8, 5:50 PM EDT | Special Weather Statement | JAX | 40 min |
| Apr 8, 5:53 PM EDT | Special Weather Statement | JAX | 52 min |
| Apr 8, 6:00 PM EDT | Severe Thunderstorm Warning | JAX | 23 min |
| Apr 8, 6:29 PM EDT | Special Weather Statement | JAX | 46 min |
| Apr 18, 11:50 PM EDT | Wind Advisory | JAX | 20 hr |
| Apr 19, 3:12 AM EDT | Rip Current Statement | JAX | 17 hr |
| Apr 19, 10:13 AM EDT | Tornado Watch | SPC | 6 hr |
| Apr 19, 11:33 AM EDT | Severe Thunderstorm Warning | JAX | 57 min |
| Apr 19, 12:10 PM EDT | Tornado Warning | JAX | 29 min |
| Apr 19, 12:26 PM EDT | Severe Thunderstorm Warning | JAX | 49 min |
| Apr 19, 5:55 PM EDT | Special Weather Statement | JAX | 65 min |
| May 12, 12:11 PM EDT | Mesoscale Discussion | SPC | 64 min |
| May 12, 12:41 PM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
| May 12, 3:04 PM EDT | Mesoscale Discussion | SPC | 56 min |
| May 12, 3:39 PM EDT | Severe Thunderstorm Warning | JAX | 36 min |
| May 12, 4:04 PM EDT | Special Weather Statement | JAX | 41 min |
| May 12, 4:23 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 9, 12:58 PM EDT | Special Weather Statement | JAX | 32 min |
| Jun 10, 3:34 PM EDT | Special Weather Statement | JAX | 41 min |
| Jun 20, 2:00 PM EDT | Severe Thunderstorm Watch | SPC | 8 hr |
| Jun 20, 7:16 PM EDT | Mesoscale Discussion | SPC | 89 min |
| Jun 22, 2:08 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jun 22, 2:43 PM EDT | Special Weather Statement | JAX | 32 min |
| Jun 22, 3:22 PM EDT | Special Weather Statement | JAX | 23 min |
| Jun 22, 3:47 PM EDT | Special Weather Statement | JAX | 13 min |
| Jun 23, 12:04 AM EDT | Special Weather Statement | JAX | 56 min |
| Jun 23, 3:08 PM EDT | Special Weather Statement | JAX | 52 min |
| Jul 2, 3:16 PM EDT | Heat Advisory | JAX | 27 hr |
| Jul 3, 3:58 PM EDT | Heat Advisory | JAX | 25 hr |
| Jul 6, 6:21 PM EDT | Areal Flood Advisory | JAX | 114 min |
| Jul 12, 4:15 PM EDT | Special Weather Statement | JAX | 45 min |
| Jul 12, 4:58 PM EDT | Special Weather Statement | JAX | 32 min |
| Jul 18, 6:39 PM EDT | Severe Thunderstorm Warning | JAX | 36 min |
| Jul 18, 8:35 PM EDT | Severe Thunderstorm Warning | JAX | 40 min |
| Jul 18, 9:20 PM EDT | Special Weather Statement | JAX | 40 min |
| Jul 19, 4:28 PM EDT | Special Weather Statement | JAX | 47 min |
| Jul 30, 8:43 PM EDT | Coastal Flood Statement | JAX | 66 hr |
| Aug 2, 3:08 PM EDT | Coastal Flood Advisory | JAX | 11 hr |
| Aug 2, 9:42 PM EDT | Areal Flood Advisory | JAX | 2 hr |
| Aug 3, 2:28 AM EDT | Coastal Flood Advisory | JAX | 24 hr |
| Aug 4, 2:16 PM EDT | Special Weather Statement | JAX | 29 min |
| Aug 4, 2:48 PM EDT | Special Weather Statement | JAX | 42 min |
| Aug 4, 3:28 PM EDT | Special Weather Statement | JAX | 47 min |
| Aug 4, 3:49 PM EDT | Severe Thunderstorm Warning | JAX | 41 min |
| Aug 4, 4:33 PM EDT | Special Weather Statement | JAX | 42 min |
| Aug 5, 3:43 PM EDT | Special Weather Statement | JAX | 47 min |
| Aug 5, 4:26 PM EDT | Special Weather Statement | JAX | 49 min |
| Aug 9, 3:14 AM EDT | Heat Advisory | JAX | 15 hr |
| Aug 10, 3:15 AM EDT | Heat Advisory | JAX | 15 hr |
| Aug 11, 3:55 AM EDT | Heat Advisory | JAX | 14 hr |
| Aug 12, 3:00 AM EDT | Heat Advisory | JAX | 15 hr |
| Aug 13, 3:43 AM EDT | Heat Advisory | JAX | 14 hr |
| Aug 14, 3:08 AM EDT | Heat Advisory | JAX | 15 hr |
| Aug 14, 2:38 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 14, 5:08 PM EDT | Special Weather Statement | JAX | 52 min |
| Aug 14, 5:15 PM EDT | Severe Thunderstorm Warning | JAX | 45 min |
| Aug 14, 7:18 PM EDT | Areal Flood Advisory | JAX | 3 hr |
| Aug 27, 4:04 PM EDT | Special Weather Statement | JAX | 56 min |
| Aug 28, 4:53 PM EDT | Coastal Flood Statement | JAX | 10 hr |
| Aug 29, 3:10 AM EDT | Coastal Flood Advisory | JAX | 5 days |
| Aug 30, 10:32 AM EDT | Rip Current Statement | JAX | 6 days |
| Sep 1, 3:37 AM EDT | High Surf Advisory | JAX | 4 days |
| Sep 1, 11:11 PM EDT | Hurricane Watch | JAX | 3 days |
| Sep 1, 11:11 PM EDT | Tropical Storm Watch | JAX | 30 hr |
| Sep 1, 11:21 PM EDT | Storm Surge Watch | JAX | 18 hr |
| Sep 2, 5:08 PM EDT | Storm Surge Warning | JAX | 60 hr |
| Sep 2, 5:08 PM EDT | Tropical Storm Warning | JAX | 60 hr |
| Sep 3, 5:09 PM EDT | Flash Flood Watch | JAX | 30 hr |
| Sep 5, 3:14 PM EDT | Rip Current Statement | JAX | 12 hr |
| Sep 5, 3:14 PM EDT | High Surf Advisory | JAX | 12 hr |
| Sep 13, 2:42 AM EDT | Rip Current Statement | JAX | 9 days |
| Sep 28, 3:17 PM EDT | Coastal Flood Statement | JAX | 5 days |
| Sep 30, 3:06 AM EDT | Rip Current Statement | JAX | 4 days |
| Oct 6, 2:56 AM EDT | Rip Current Statement | JAX | 7 days |
| Oct 9, 3:03 AM EDT | Coastal Flood Statement | JAX | 3 days |
| Oct 18, 3:26 PM EDT | Wind Advisory | JAX | 25 hr |
| Oct 19, 4:13 AM EDT | Coastal Flood Statement | JAX | 16 hr |
| Oct 19, 4:13 AM EDT | Rip Current Statement | JAX | 16 hr |
| Oct 19, 4:13 AM EDT | High Surf Advisory | JAX | 11 hr |
| Oct 19, 1:09 PM EDT | Severe Thunderstorm Warning | JAX | 21 min |
| Oct 21, 8:48 PM EDT | Areal Flood Advisory | JAX | 117 min |
| Oct 22, 1:48 PM EDT | Mesoscale Discussion | SPC | 87 min |
| Oct 25, 2:36 PM EDT | Coastal Flood Statement | JAX | 3 days |
| Oct 25, 2:36 PM EDT | Rip Current Statement | JAX | 12 hr |
| Nov 8, 2:51 PM EST | Coastal Flood Advisory | JAX | 4 days |
| Nov 12, 2:40 AM EST | Freeze Watch | JAX | 15 hr |
| Nov 12, 5:21 PM EST | Coastal Flood Advisory | JAX | 8 days |
| Nov 12, 5:21 PM EST | Rip Current Statement | JAX | 50 hr |
| Nov 12, 5:28 PM EST | Freeze Warning | JAX | 16 hr |
| Nov 15, 2:52 PM EST | Coastal Flood Statement | JAX | 36 hr |
| Nov 16, 3:44 AM EST | Coastal Flood Watch | JAX | 24 hr |
| Dec 2, 1:47 PM EST | Freeze Warning | JAX | 18 hr |
| Dec 9, 2:29 AM EST | Dense Fog Advisory | JAX | 7 hr |
| Dec 11, 2:25 AM EST | Rip Current Statement | JAX | 72 hr |
| Dec 13, 8:15 PM EST | Dense Fog Advisory | JAX | 6 hr |
| Dec 17, 11:32 AM EST | Mesoscale Discussion | SPC | 88 min |
| Dec 17, 11:58 AM EST | Tornado Watch | SPC | 5 hr |
| Dec 17, 2:58 PM EST | Mesoscale Discussion | SPC | 92 min |
| Dec 17, 3:39 PM EST | Severe Thunderstorm Warning | JAX | 51 min |
| Dec 17, 4:20 PM EST | Severe Thunderstorm Warning | JAX | 25 min |
| Dec 18, 2:21 PM EST | Freeze Warning | JAX | 19 hr |
| Dec 21, 2:48 AM EST | Rip Current Statement | JAX | 49 hr |
| Dec 21, 2:05 PM EST | Flood Watch | JAX | 38 hr |
| Dec 22, 3:10 AM EST | High Surf Advisory | JAX | 25 hr |
| Dec 24, 1:02 AM EST | Areal Flood Advisory | JAX | 88 min |
| Dec 24, 2:51 AM EST | Rip Current Statement | JAX | 40 hr |
| Dec 24, 12:03 PM EST | Wind Advisory | JAX | 10 hr |
| Dec 26, 2:37 AM EST | Coastal Flood Statement | JAX | 16 hr |
| Dec 29, 5:10 PM EST | Dense Fog Advisory | JAX | 10 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 | 13 |
| Tornado Warning | 1 |
| Severe Thunderstorm Watch | 3 |
| Tornado Watch | 2 |
| Mesoscale Discussion | 10 |
| Special Weather Statement | 28 |
| Flooding | |
| River Flood Warning | 1 |
| Flash Flood Watch | 1 |
| Flood Watch | 1 |
| Areal Flood Advisory | 5 |
| Heat | |
| Heat Advisory | 8 |
| Cold | |
| Freeze Warning | 11 |
| Freeze Watch | 6 |
| Frost Advisory | 3 |
| Wind and dust | |
| Wind Advisory | 9 |
| Fog and smoke | |
| Dense Fog Advisory | 9 |
| Tropical | |
| Storm Surge Warning | 1 |
| Tropical Storm Warning | 1 |
| Hurricane Watch | 1 |
| Storm Surge Watch | 1 |
| Tropical Storm Watch | 1 |
| Coast and beach | |
| Coastal Flood Watch | 1 |
| Coastal Flood Advisory | 7 |
| High Surf Advisory | 5 |
| Coastal Flood Statement | 10 |
| Rip Current Statement | 16 |
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive20182020
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.