Alert archive / Georgia / Whitfield County
Weather alerts in Whitfield County, Georgia, 2009
177 weather alerts in 2009, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Whitfield County and its neighbors
Each county as a circle sized by its count in 2009. Tap one for its archive.
- Alerts
- 177
- Warnings
- 75
- Watches
- 40
- Advisories
- 27
- Busiest month
- April28 alerts
- Busiest day
- April 10, 20098 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 Whitfield County in 2009 had a tornado report inside them.
Whitfield County, 2009
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 1 | 0 | 100% | 0 | ||
| Severe thunderstorm warnings | 23 | 9 | 61% | 4 | 50% | 7 min |
| Flash flood warnings | 5 | 3 | 40% | 3 | 100% | 178 min |
Each office's whole area, 2009
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| NWS Atlanta, GA: tornado warnings | 131 | 26 | 80% | 58 | 84% | 24 min |
| NWS Atlanta, GA: severe thunderstorm warnings | 468 | 174 | 63% | 500 | 64% | 24 min |
| NWS Atlanta, GA: flash flood warnings | 58 | 23 | 60% | 51 | 65% | 150 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 3, 5:16 AM EST | Dense Fog Advisory | FFC | 9 hr |
| Jan 5, 5:13 AM EST | Flood Watch | FFC | 56 hr |
| Jan 6, 12:46 PM EST | Areal Flood Warning | FFC | 24 hr |
| Jan 6, 5:23 PM EST | Severe Thunderstorm Warning | FFC | 52 min |
| Jan 6, 5:33 PM EST | River Flood Warning | FFC | 4 days |
| Jan 7, 3:56 AM EST | Wind Advisory | FFC | 18 hr |
| Jan 7, 9:12 AM EST | Areal Flood Warning | FFC | 23 hr |
| Jan 8, 7:23 AM EST | Areal Flood Warning | FFC | 26 hr |
| Jan 9, 9:30 AM EST | Areal Flood Warning | FFC | 48 hr |
| Jan 13, 3:42 AM EST | Red Flag Warning | FFC | 39 hr |
| Jan 14, 3:46 PM EST | Fire Weather Watch | FFC | 12 hr |
| Jan 14, 3:46 PM EST | Red Flag Warning | FFC | 26 hr |
| Jan 15, 3:57 AM EST | Red Flag Warning | FFC | 42 hr |
| Jan 15, 3:57 AM EST | Wind Chill Advisory | FFC | 32 hr |
| Jan 15, 3:30 PM EST | Red Flag Warning | FFC | 51 hr |
| Jan 19, 3:56 PM EST | Wind Advisory | FFC | 27 hr |
| Jan 29, 2:55 PM EST | Wind Advisory | FFC | 27 hr |
| Feb 3, 3:40 AM EST | Wind Advisory | FFC | 37 hr |
| Feb 3, 2:23 PM EST | Fire Weather Watch | FFC | 25 hr |
| Feb 5, 3:08 PM EST | Red Flag Warning | FFC | 29 hr |
| Feb 10, 5:04 PM EST | Wind Advisory | FFC | 28 hr |
| Feb 11, 11:02 AM EST | Mesoscale Discussion | SPC | 88 min |
| Feb 11, 12:10 PM EST | Tornado Watch | SPC | 6 hr |
| Feb 11, 2:29 PM EST | Mesoscale Discussion | SPC | 2 hr |
| Feb 11, 3:25 PM EST | Severe Thunderstorm Warning | FFC | 65 min |
| Feb 17, 3:09 PM EST | Wind Advisory | FFC | 30 hr |
| Feb 18, 1:42 PM EST | Tornado Watch | SPC | 7 hr |
| Feb 18, 3:52 PM EST | Wind Advisory | FFC | 27 hr |
| Feb 18, 4:22 PM EST | Mesoscale Discussion | SPC | 83 min |
| Feb 20, 2:03 PM EST | Red Flag Warning | FFC | 28 hr |
| Feb 22, 4:14 AM EST | Red Flag Warning | FFC | 15 hr |
| Feb 22, 1:41 PM EST | Fire Weather Watch | FFC | 24 hr |
| Feb 22, 1:41 PM EST | Red Flag Warning | FFC | 29 hr |
| Feb 23, 2:02 PM EST | Red Flag Warning | FFC | 29 hr |
| Feb 27, 3:53 AM EST | Flood Watch | FFC | 32 hr |
| Feb 28, 3:20 PM EST | Wind Advisory | FFC | 31 hr |
| Feb 28, 3:41 PM EST | Winter Weather Advisory | FFC | 31 hr |
| Mar 2, 3:46 AM EST | Wind Advisory | FFC | 12 hr |
| Mar 3, 3:20 PM EST | Fire Weather Watch | FFC | 11 hr |
| Mar 3, 3:20 PM EST | Fire Weather Watch | FFC | 36 hr |
| Mar 4, 2:42 AM EST | Red Flag Warning | FFC | 18 hr |
| Mar 20, 4:51 AM EDT | Red Flag Warning | FFC | 15 hr |
| Mar 25, 4:25 AM EDT | Flood Watch | FFC | 4 days |
| Mar 28, 1:07 PM EDT | Wind Advisory | FFC | 31 hr |
| Mar 28, 8:21 PM EDT | Mesoscale Discussion | SPC | 54 min |
| Mar 28, 8:29 PM EDT | Tornado Watch | SPC | 4 hr |
| Mar 28, 9:54 PM EDT | Severe Thunderstorm Warning | FFC | 51 min |
| Mar 28, 10:42 PM EDT | Mesoscale Discussion | SPC | 63 min |
| Apr 2, 4:22 PM EDT | Wind Advisory | FFC | 24 hr |
| Apr 2, 6:25 PM EDT | Mesoscale Discussion | SPC | 95 min |
| Apr 2, 7:02 PM EDT | Tornado Watch | SPC | 7 hr |
| Apr 2, 10:15 PM EDT | Mesoscale Discussion | SPC | 90 min |
| Apr 3, 12:50 AM EDT | Mesoscale Discussion | SPC | 85 min |
| Apr 5, 4:15 AM EDT | Wind Advisory | FFC | 63 hr |
| Apr 6, 4:56 PM EDT | Freeze Watch | FFC | 12 hr |
| Apr 7, 4:40 AM EDT | Freeze Warning | FFC | 29 hr |
| Apr 10, 5:25 AM EDT | Mesoscale Discussion | SPC | 95 min |
| Apr 10, 8:00 AM EDT | Severe Thunderstorm Warning | FFC | 34 min |
| Apr 10, 8:04 AM EDT | Mesoscale Discussion | SPC | 86 min |
| Apr 10, 12:23 PM EDT | Tornado Watch | SPC | 8 hr |
| Apr 10, 4:43 PM EDT | Severe Thunderstorm Warning | FFC | 47 min |
| Apr 10, 4:43 PM EDT | Mesoscale Discussion | SPC | 92 min |
| Apr 10, 5:11 PM EDT | Severe Thunderstorm Warning | FFC | 49 min |
| Apr 10, 5:19 PM EDT | Tornado Warning | FFC | 41 min |
| Apr 13, 2:16 AM EDT | Wind Advisory | FFC | 8 hr |
| Apr 13, 3:28 AM EDT | High Wind Warning | FFC | 7 hr |
| Apr 13, 9:56 AM EDT | Wind Advisory | FFC | 4 hr |
| Apr 13, 6:52 PM EDT | Mesoscale Discussion | SPC | 53 min |
| Apr 19, 8:51 PM EDT | Tornado Watch | SPC | 6 hr |
| Apr 20, 3:26 PM EDT | Wind Advisory | FFC | 28 hr |
| Apr 22, 3:36 AM EDT | Red Flag Warning | FFC | 16 hr |
| Apr 23, 3:03 PM EDT | Mesoscale Discussion | SPC | 117 min |
| Apr 23, 5:49 PM EDT | Severe Thunderstorm Warning | FFC | 41 min |
| Apr 23, 6:11 PM EDT | Severe Thunderstorm Warning | FFC | 49 min |
| Apr 23, 6:29 PM EDT | Severe Thunderstorm Warning | FFC | 46 min |
| Apr 23, 7:01 PM EDT | Severe Thunderstorm Warning | FFC | 44 min |
| May 2, 4:04 PM EDT | Flood Watch | FFC | 36 hr |
| May 3, 3:44 PM EDT | River Flood Warning | FFC | 17 hr |
| May 3, 4:42 PM EDT | Severe Thunderstorm Watch | SPC | 4 hr |
| May 3, 10:12 PM EDT | River Flood Warning | FFC | 49 hr |
| May 6, 4:21 AM EDT | Flood Watch | FFC | 15 hr |
| May 6, 5:03 AM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
| May 6, 10:04 AM EDT | Mesoscale Discussion | SPC | 56 min |
| May 6, 10:27 AM EDT | Tornado Watch | SPC | 9 hr |
| May 6, 11:44 PM EDT | Mesoscale Discussion | SPC | 91 min |
| May 15, 1:57 PM EDT | Mesoscale Discussion | SPC | 63 min |
| May 15, 8:41 PM EDT | Severe Thunderstorm Warning | FFC | 30 min |
| May 18, 5:34 PM EDT | Fire Weather Watch | FFC | 10 hr |
| May 19, 3:18 AM EDT | Red Flag Warning | FFC | 16 hr |
| May 27, 6:32 PM EDT | Severe Thunderstorm Warning | FFC | 28 min |
| May 28, 1:28 PM EDT | Mesoscale Discussion | SPC | 62 min |
| May 28, 3:23 PM EDT | Severe Thunderstorm Warning | FFC | 37 min |
| Jun 10, 1:43 PM EDT | Severe Thunderstorm Warning | FFC | 27 min |
| Jun 10, 1:51 PM EDT | Severe Thunderstorm Warning | FFC | 39 min |
| Jun 10, 2:05 PM EDT | Severe Thunderstorm Warning | FFC | 40 min |
| Jun 10, 2:31 PM EDT | Mesoscale Discussion | SPC | 89 min |
| Jun 11, 10:41 AM EDT | Mesoscale Discussion | SPC | 94 min |
| Jun 11, 12:18 PM EDT | Severe Thunderstorm Watch | SPC | 8 hr |
| Jun 12, 6:24 PM EDT | Mesoscale Discussion | SPC | 96 min |
| Jun 17, 3:17 PM EDT | Mesoscale Discussion | SPC | 28 min |
| Jun 18, 1:02 AM EDT | Severe Thunderstorm Warning | FFC | 58 min |
| Jun 18, 1:39 AM EDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Jun 18, 10:15 AM EDT | Mesoscale Discussion | SPC | 90 min |
| Jun 18, 10:39 AM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jun 18, 1:48 PM EDT | Mesoscale Discussion | SPC | 57 min |
| Jun 18, 4:54 PM EDT | Mesoscale Discussion | SPC | 66 min |
| Jun 22, 12:34 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jun 22, 3:37 PM EDT | Mesoscale Discussion | SPC | 113 min |
| Jun 27, 2:06 PM EDT | Mesoscale Discussion | SPC | 54 min |
| Jun 28, 12:39 PM EDT | Mesoscale Discussion | SPC | 66 min |
| Jun 28, 1:34 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jun 28, 3:24 PM EDT | Mesoscale Discussion | SPC | 66 min |
| Jun 28, 4:52 PM EDT | Mesoscale Discussion | SPC | 53 min |
| Jun 28, 7:27 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 5, 8:00 PM EDT | Severe Thunderstorm Warning | FFC | 45 min |
| Aug 4, 6:45 PM EDT | Mesoscale Discussion | SPC | 90 min |
| Aug 20, 6:25 PM EDT | Severe Thunderstorm Warning | FFC | 35 min |
| Sep 8, 3:05 PM EDT | Severe Thunderstorm Warning | FFC | 25 min |
| Sep 8, 5:09 PM EDT | Severe Thunderstorm Warning | FFC | 43 min |
| Sep 9, 12:39 PM EDT | Mesoscale Discussion | SPC | 96 min |
| Sep 9, 12:39 PM EDT | Mesoscale Discussion | SPC | 96 min |
| Sep 17, 1:20 PM EDT | Flood Watch | FFC | 5 days |
| Sep 20, 9:13 PM EDT | Flash Flood Warning | FFC | 6 hr |
| Sep 21, 3:13 AM EDT | Areal Flood Warning | FFC | 12 hr |
| Sep 21, 9:56 AM EDT | Areal Flood Warning | FFC | 12 hr |
| Sep 21, 10:50 AM EDT | River Flood Warning | FFC | 12 hr |
| Sep 21, 9:48 PM EDT | Areal Flood Warning | FFC | 12 hr |
| Sep 22, 7:04 AM EDT | River Flood Warning | FFC | 51 hr |
| Sep 22, 9:26 AM EDT | River Flood Warning | FFC | 15 hr |
| Sep 22, 9:43 AM EDT | Areal Flood Warning | FFC | 24 hr |
| Sep 25, 3:42 AM EDT | Flash Flood Watch | FFC | 41 hr |
| Sep 26, 2:56 AM EDT | Flash Flood Warning | FFC | 6 hr |
| Sep 26, 9:15 AM EDT | Flash Flood Warning | FFC | 6 hr |
| Sep 26, 12:21 PM EDT | Flash Flood Warning | FFC | 6 hr |
| Sep 26, 12:23 PM EDT | Mesoscale Discussion | SPC | 3 hr |
| Sep 26, 3:24 PM EDT | Areal Flood Warning | FFC | 4 hr |
| Sep 26, 5:26 PM EDT | River Flood Warning | FFC | 3 days |
| Sep 26, 6:50 PM EDT | River Flood Warning | FFC | 44 hr |
| Sep 26, 6:50 PM EDT | River Flood Warning | FFC | 69 hr |
| Oct 4, 2:44 AM EDT | Flood Watch | FFC | 23 hr |
| Oct 9, 6:53 PM EDT | Severe Thunderstorm Watch | SPC | 4 hr |
| Oct 9, 8:47 PM EDT | Severe Thunderstorm Warning | FFC | 43 min |
| Oct 12, 3:46 AM EDT | Flood Watch | FFC | 18 hr |
| Oct 13, 3:52 AM EDT | Flash Flood Watch | FFC | 29 hr |
| Oct 17, 5:00 AM EDT | Freeze Watch | FFC | 24 hr |
| Oct 18, 5:19 AM EDT | Freeze Watch | FFC | 23 hr |
| Oct 18, 5:19 AM EDT | Freeze Warning | FFC | 28 hr |
| Oct 19, 4:48 AM EDT | Freeze Warning | FFC | 28 hr |
| Oct 26, 4:34 PM EDT | Flood Watch | FFC | 27 hr |
| Nov 5, 3:23 PM EST | Frost Advisory | FFC | 18 hr |
| Nov 6, 2:47 PM EST | Frost Advisory | FFC | 18 hr |
| Nov 8, 4:35 PM EST | Flash Flood Watch | FFC | 62 hr |
| Nov 10, 2:55 AM EST | Wind Advisory | FFC | 32 hr |
| Nov 10, 11:25 PM EST | River Flood Warning | FFC | 12 hr |
| Nov 11, 12:35 AM EST | River Flood Warning | FFC | 66 hr |
| Nov 11, 12:35 PM EST | River Flood Warning | FFC | 28 hr |
| Dec 1, 12:43 PM EST | High Wind Watch | FFC | 13 hr |
| Dec 2, 1:23 AM EST | High Wind Warning | FFC | 21 hr |
| Dec 4, 3:24 PM EST | Winter Weather Advisory | FFC | 20 hr |
| Dec 5, 12:18 AM EST | Mesoscale Discussion | SPC | 6 hr |
| Dec 8, 4:36 AM EST | Wind Advisory | FFC | 37 hr |
| Dec 9, 12:09 AM EST | Tornado Watch | SPC | 5 hr |
| Dec 9, 1:18 AM EST | Severe Thunderstorm Warning | FFC | 42 min |
| Dec 9, 2:40 AM EST | Flash Flood Warning | FFC | 6 hr |
| Dec 9, 8:09 AM EST | River Flood Warning | FFC | 62 hr |
| Dec 9, 8:09 AM EST | River Flood Warning | FFC | 69 hr |
| Dec 9, 10:46 AM EST | River Flood Warning | FFC | 34 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, 3:37 PM EST | Dense Fog Advisory | FFC | 18 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, 12:37 AM EST | River Flood Warning | FFC | 52 hr |
| Dec 19, 1:43 PM EST | River Flood Warning | FFC | 8 hr |
| Dec 23, 3:56 PM EST | Wind Advisory | FFC | 39 hr |
| Dec 24, 3:43 PM EST | High Wind Warning | FFC | 15 hr |
| Dec 25, 7:13 AM EST | Wind Advisory | FFC | 8 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 | 23 |
| Tornado Warning | 1 |
| Severe Thunderstorm Watch | 8 |
| Tornado Watch | 8 |
| Mesoscale Discussion | 35 |
| Flooding | |
| Areal Flood Warning | 9 |
| Flash Flood Warning | 5 |
| River Flood Warning | 17 |
| Flash Flood Watch | 3 |
| Flood Watch | 11 |
| Winter | |
| Winter Weather Advisory | 2 |
| Cold | |
| Freeze Warning | 3 |
| Freeze Watch | 3 |
| Frost Advisory | 2 |
| Wind Chill Advisory | 1 |
| Wind and dust | |
| High Wind Warning | 3 |
| High Wind Watch | 1 |
| Wind Advisory | 20 |
| Fire | |
| Red Flag Warning | 14 |
| Fire Weather Watch | 6 |
| Fog and smoke | |
| Dense Fog Advisory | 2 |
The busiest days
Days with the most alerts issued, by UTC date.
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. Warning verification from the Mesonet's Cow. Rebuilt daily.