Alert archive / North Carolina / McDowell County
Weather alerts in McDowell County, North Carolina, 2010
182 weather alerts in 2010, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
McDowell County and its neighbors
Each county as a circle sized by its count in 2010. Tap one for its archive.
- Alerts
- 182
- Warnings
- 48
- Watches
- 22
- Advisories
- 64
- Busiest month
- February30 alerts
- Busiest day
- August 5, 20109 alerts
Over time
By month
Warning verification
How often warnings here had a storm report inside them, and how much warning the reports had.
McDowell County, 2010
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 0 | 0 | ||||
| Severe thunderstorm warnings | 29 | 25 | 14% | 21 | 86% | 20 min |
| Flash flood warnings | 2 | 2 | 0% | 1 | 100% | 246 min |
Each office's whole area, 2010
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| NWS Greenville-Spartanburg, SC: tornado warnings | 50 | 11 | 78% | 16 | 81% | 16 min |
| NWS Greenville-Spartanburg, SC: severe thunderstorm warnings | 470 | 362 | 23% | 722 | 81% | 25 min |
| NWS Greenville-Spartanburg, SC: flash flood warnings | 56 | 39 | 30% | 99 | 88% | 108 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 |
|---|---|---|---|
| Dec 31, 9:14 PM EST | Dense Fog Advisory | GSP | 12 hr |
| Jan 2, 8:00 AM EST | Winter Weather Advisory | GSP | 6 hr |
| Jan 2, 2:18 PM EST | Wind Chill Advisory | GSP | 22 hr |
| Jan 3, 1:56 AM EST | Wind Chill Advisory | GSP | 34 hr |
| Jan 4, 3:57 AM EST | Wind Chill Advisory | GSP | 32 hr |
| Jan 6, 2:36 PM EST | Winter Weather Advisory | GSP | 3 days |
| Jan 7, 4:18 AM EST | Wind Chill Advisory | GSP | 56 hr |
| Jan 21, 9:00 AM EST | Freezing Rain Advisory | GSP | 23 hr |
| Jan 22, 8:42 PM EST | Flash Flood Watch | GSP | 55 hr |
| Jan 23, 7:54 PM EST | Wind Advisory | GSP | 19 hr |
| Jan 24, 3:18 PM EST | Wind Advisory | GSP | 27 hr |
| Jan 24, 7:32 PM EST | Flash Flood Warning | GSP | 6 hr |
| Jan 25, 12:52 AM EST | Areal Flood Warning | GSP | 3 hr |
| Jan 26, 3:32 AM EST | Lake Wind Advisory | GSP | 15 hr |
| Jan 27, 3:01 PM EST | Winter Storm Watch | GSP | 36 hr |
| Jan 28, 4:15 PM EST | Winter Storm Warning | GSP | 50 hr |
| Jan 29, 9:06 PM EST | Mesoscale Discussion | SPC | 4 hr |
| Jan 30, 10:59 AM EST | Winter Weather Advisory | GSP | 25 hr |
| Feb 1, 2:56 PM EST | Winter Weather Advisory | GSP | 21 hr |
| Feb 1, 2:56 PM EST | Freezing Rain Advisory | GSP | 13 hr |
| Feb 2, 1:09 AM EST | Mesoscale Discussion | SPC | 4 hr |
| Feb 2, 10:52 PM EST | Dense Fog Advisory | GSP | 11 hr |
| Feb 3, 4:21 PM EST | Winter Storm Watch | GSP | 23 hr |
| Feb 4, 3:55 AM EST | Winter Storm Warning | GSP | 36 hr |
| Feb 4, 6:40 PM EST | Mesoscale Discussion | SPC | 5 hr |
| Feb 5, 3:41 PM EST | Winter Weather Advisory | GSP | 32 hr |
| Feb 5, 3:41 PM EST | Freezing Rain Advisory | GSP | 14 hr |
| Feb 8, 3:42 PM EST | Winter Storm Warning | GSP | 43 hr |
| Feb 8, 3:42 PM EST | Winter Weather Advisory | GSP | 23 hr |
| Feb 9, 4:21 AM EST | High Wind Watch | GSP | 22 hr |
| Feb 9, 2:34 PM EST | High Wind Warning | GSP | 30 hr |
| Feb 10, 10:35 AM EST | Blizzard Warning | GSP | 19 hr |
| Feb 10, 8:25 PM EST | Winter Weather Advisory | GSP | 9 hr |
| Feb 10, 8:36 PM EST | Wind Advisory | GSP | 6 hr |
| Feb 11, 2:09 AM EST | Lake Wind Advisory | GSP | 10 hr |
| Feb 12, 4:19 AM EST | Winter Weather Advisory | GSP | 23 hr |
| Feb 13, 12:08 PM EST | Winter Weather Advisory | GSP | 23 hr |
| Feb 14, 4:29 AM EST | Winter Weather Advisory | GSP | 32 hr |
| Feb 15, 3:27 PM EST | Winter Weather Advisory | GSP | 69 hr |
| Feb 23, 1:56 AM EST | Dense Fog Advisory | GSP | 8 hr |
| Feb 23, 3:38 PM EST | Winter Weather Advisory | GSP | 24 hr |
| Feb 24, 3:45 AM EST | High Wind Watch | GSP | 25 hr |
| Feb 24, 3:16 PM EST | Wind Advisory | GSP | 27 hr |
| Feb 24, 3:28 PM EST | Winter Weather Advisory | GSP | 39 hr |
| Feb 25, 4:28 AM EST | High Wind Warning | GSP | 34 hr |
| Feb 25, 10:43 AM EST | Lake Wind Advisory | GSP | 7 hr |
| Feb 26, 2:43 PM EST | Lake Wind Advisory | GSP | 13 hr |
| Feb 26, 2:43 PM EST | Wind Advisory | GSP | 13 hr |
| Mar 1, 4:04 AM EST | Winter Storm Watch | GSP | 24 hr |
| Mar 1, 3:12 PM EST | Winter Storm Warning | GSP | 31 hr |
| Mar 2, 4:31 AM EST | Winter Weather Advisory | GSP | 44 hr |
| Mar 11, 3:33 AM EST | Dense Fog Advisory | GSP | 5 hr |
| Mar 12, 1:52 AM EST | Dense Fog Advisory | GSP | 9 hr |
| Mar 12, 3:33 AM EST | Flood Watch | GSP | 22 hr |
| Mar 23, 4:05 AM EDT | Wind Advisory | GSP | 8 hr |
| Mar 28, 3:21 PM EDT | Mesoscale Discussion | SPC | 114 min |
| Apr 8, 3:13 PM EDT | Freeze Watch | GSP | 11 hr |
| Apr 9, 2:21 AM EDT | Freeze Warning | GSP | 31 hr |
| Apr 9, 10:07 PM EDT | Frost Advisory | GSP | 11 hr |
| Apr 10, 2:50 PM EDT | Frost Advisory | GSP | 17 hr |
| Apr 18, 2:32 PM EDT | Frost Advisory | GSP | 18 hr |
| Apr 25, 12:55 AM EDT | Mesoscale Discussion | SPC | 35 min |
| Apr 26, 4:29 AM EDT | Lake Wind Advisory | GSP | 14 hr |
| Apr 28, 4:38 AM EDT | Frost Advisory | GSP | 28 hr |
| May 7, 2:53 PM EDT | Wind Advisory | GSP | 30 hr |
| May 8, 3:30 AM EDT | Lake Wind Advisory | GSP | 18 hr |
| May 14, 6:35 PM EDT | Severe Thunderstorm Warning | GSP | 55 min |
| May 14, 6:56 PM EDT | Severe Thunderstorm Warning | GSP | 64 min |
| May 14, 7:27 PM EDT | Severe Thunderstorm Warning | GSP | 63 min |
| May 14, 8:09 PM EDT | Severe Thunderstorm Warning | GSP | 66 min |
| May 14, 8:29 PM EDT | Severe Thunderstorm Warning | GSP | 76 min |
| May 14, 8:37 PM EDT | Mesoscale Discussion | SPC | 53 min |
| May 14, 8:42 PM EDT | Areal Flood Advisory | GSP | 116 min |
| May 16, 3:17 PM EDT | Flash Flood Watch | GSP | 32 hr |
| May 16, 5:27 PM EDT | Special Weather Statement | GSP | 48 min |
| May 22, 1:17 PM EDT | Mesoscale Discussion | SPC | 58 min |
| May 28, 10:42 AM EDT | Special Weather Statement | GSP | 33 min |
| May 28, 12:17 PM EDT | Flash Flood Watch | GSP | 16 hr |
| May 28, 1:52 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
| May 28, 5:24 PM EDT | Severe Thunderstorm Warning | GSP | 66 min |
| Jun 2, 4:06 PM EDT | Areal Flood Advisory | GSP | 54 min |
| Jun 11, 3:48 PM EDT | Severe Thunderstorm Warning | GSP | 28 min |
| Jun 13, 12:27 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 14, 12:47 PM EDT | Mesoscale Discussion | SPC | 88 min |
| Jun 14, 3:48 PM EDT | Mesoscale Discussion | SPC | 57 min |
| Jun 14, 4:25 PM EDT | Mesoscale Discussion | SPC | 95 min |
| Jun 15, 1:01 PM EDT | Special Weather Statement | GSP | 74 min |
| Jun 15, 1:11 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 16, 2:14 PM EDT | Special Weather Statement | GSP | 46 min |
| Jun 21, 8:15 PM EDT | Special Weather Statement | GSP | 45 min |
| Jun 22, 2:10 PM EDT | Special Weather Statement | GSP | 50 min |
| Jun 22, 2:34 PM EDT | Severe Thunderstorm Warning | GSP | 56 min |
| Jun 22, 3:27 PM EDT | Severe Thunderstorm Warning | GSP | 25 min |
| Jun 23, 5:09 PM EDT | Severe Thunderstorm Warning | GSP | 66 min |
| Jun 23, 6:23 PM EDT | Severe Thunderstorm Warning | GSP | 22 min |
| Jun 25, 12:57 PM EDT | Mesoscale Discussion | SPC | 3 hr |
| Jun 25, 2:56 PM EDT | Severe Thunderstorm Warning | GSP | 49 min |
| Jun 27, 4:42 PM EDT | Special Weather Statement | GSP | 33 min |
| Jun 27, 5:33 PM EDT | Special Weather Statement | GSP | 27 min |
| Jun 28, 2:09 PM EDT | Special Weather Statement | GSP | 36 min |
| Jun 28, 6:58 PM EDT | Severe Thunderstorm Warning | GSP | 37 min |
| Jun 28, 10:29 PM EDT | Special Weather Statement | GSP | 31 min |
| Jun 29, 12:34 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 8, 8:19 PM EDT | Special Weather Statement | GSP | 41 min |
| Jul 8, 8:52 PM EDT | Special Weather Statement | GSP | 38 min |
| Jul 12, 11:26 AM EDT | Mesoscale Discussion | SPC | 94 min |
| Jul 13, 12:09 PM EDT | Mesoscale Discussion | SPC | 96 min |
| Jul 13, 2:13 PM EDT | Severe Thunderstorm Watch | SPC | 8 hr |
| Jul 13, 4:51 PM EDT | Mesoscale Discussion | SPC | 84 min |
| Jul 16, 4:04 PM EDT | Special Weather Statement | GSP | 41 min |
| Jul 17, 2:00 PM EDT | Severe Thunderstorm Warning | GSP | 60 min |
| Jul 18, 3:00 PM EDT | Special Weather Statement | GSP | 30 min |
| Jul 20, 5:53 PM EDT | Severe Thunderstorm Warning | GSP | 67 min |
| Jul 20, 6:39 PM EDT | Severe Thunderstorm Warning | GSP | 47 min |
| Jul 26, 12:10 PM EDT | Special Weather Statement | GSP | 50 min |
| Jul 26, 1:25 PM EDT | Mesoscale Discussion | SPC | 95 min |
| Jul 26, 1:56 PM EDT | Special Weather Statement | GSP | 49 min |
| Jul 26, 9:56 PM EDT | Severe Thunderstorm Warning | GSP | 41 min |
| Jul 27, 1:13 PM EDT | Severe Thunderstorm Warning | GSP | 62 min |
| Jul 27, 2:12 PM EDT | Severe Thunderstorm Warning | GSP | 44 min |
| Aug 4, 5:22 PM EDT | Severe Thunderstorm Warning | GSP | 32 min |
| Aug 4, 6:04 PM EDT | Special Weather Statement | GSP | 41 min |
| Aug 5, 1:15 PM EDT | Mesoscale Discussion | SPC | 90 min |
| Aug 5, 1:47 PM EDT | Severe Thunderstorm Watch | SPC | 9 hr |
| Aug 5, 2:04 PM EDT | Severe Thunderstorm Warning | GSP | 56 min |
| Aug 5, 2:45 PM EDT | Severe Thunderstorm Warning | GSP | 34 min |
| Aug 5, 3:31 PM EDT | Severe Thunderstorm Warning | GSP | 49 min |
| Aug 5, 3:42 PM EDT | Areal Flood Advisory | GSP | 3 hr |
| Aug 5, 5:11 PM EDT | Severe Thunderstorm Warning | GSP | 50 min |
| Aug 5, 6:09 PM EDT | Special Weather Statement | GSP | 36 min |
| Aug 5, 6:17 PM EDT | Severe Thunderstorm Warning | GSP | 35 min |
| Aug 17, 3:53 PM EDT | Areal Flood Advisory | GSP | 112 min |
| Aug 18, 11:14 AM EDT | Flash Flood Watch | GSP | 35 hr |
| Aug 18, 6:18 PM EDT | Special Weather Statement | GSP | 27 min |
| Aug 18, 6:26 PM EDT | Severe Thunderstorm Warning | GSP | 48 min |
| Aug 19, 4:22 PM EDT | Severe Thunderstorm Warning | GSP | 57 min |
| Aug 19, 5:36 PM EDT | Special Weather Statement | GSP | 24 min |
| Aug 19, 5:41 PM EDT | Severe Thunderstorm Warning | GSP | 36 min |
| Sep 26, 3:35 AM EDT | Flood Watch | GSP | 43 hr |
| Sep 27, 10:38 PM EDT | Special Weather Statement | GSP | 52 min |
| Oct 14, 4:26 AM EDT | Frost Advisory | GSP | 28 hr |
| Oct 15, 4:58 AM EDT | Frost Advisory | GSP | 27 hr |
| Oct 15, 4:58 AM EDT | Lake Wind Advisory | GSP | 15 hr |
| Oct 16, 4:21 AM EDT | Frost Advisory | GSP | 28 hr |
| Oct 20, 2:35 PM EDT | Lake Wind Advisory | GSP | 28 hr |
| Oct 22, 2:51 PM EDT | Freeze Warning | GSP | 18 hr |
| Oct 25, 7:49 AM EDT | Mesoscale Discussion | SPC | 116 min |
| Oct 25, 8:23 AM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Oct 25, 8:47 AM EDT | Severe Thunderstorm Warning | GSP | 58 min |
| Oct 26, 3:49 AM EDT | Wind Advisory | GSP | 23 hr |
| Oct 26, 2:16 PM EDT | Tornado Watch | SPC | 8 hr |
| Oct 26, 7:19 PM EDT | Tornado Watch | SPC | 12 hr |
| Oct 26, 11:05 PM EDT | Mesoscale Discussion | SPC | 55 min |
| Oct 27, 12:24 AM EDT | Mesoscale Discussion | SPC | 66 min |
| Oct 27, 2:44 AM EDT | Tornado Watch | SPC | 7 hr |
| Oct 27, 2:58 AM EDT | Special Weather Statement | GSP | 47 min |
| Oct 27, 5:28 AM EDT | Mesoscale Discussion | SPC | 2 hr |
| Oct 29, 4:15 AM EDT | Frost Advisory | GSP | 29 hr |
| Oct 29, 4:15 AM EDT | Freeze Watch | GSP | 10 hr |
| Oct 29, 2:21 PM EDT | Freeze Warning | GSP | 19 hr |
| Nov 5, 4:16 AM EDT | Freeze Warning | GSP | 29 hr |
| Nov 6, 3:17 AM EDT | Freeze Warning | GSP | 30 hr |
| Nov 29, 4:00 AM EST | Flash Flood Watch | GSP | 50 hr |
| Nov 30, 1:17 PM EST | Mesoscale Discussion | SPC | 118 min |
| Nov 30, 2:34 PM EST | Tornado Watch | SPC | 7 hr |
| Nov 30, 4:24 PM EST | Mesoscale Discussion | SPC | 96 min |
| Nov 30, 7:47 PM EST | Mesoscale Discussion | SPC | 88 min |
| Nov 30, 7:49 PM EST | Flash Flood Warning | GSP | 6 hr |
| Dec 11, 5:04 PM EST | Winter Weather Advisory | GSP | 61 hr |
| Dec 12, 5:53 AM EST | Lake Wind Advisory | GSP | 46 hr |
| Dec 13, 4:16 AM EST | Wind Chill Advisory | GSP | 53 hr |
| Dec 13, 4:24 AM EST | Wind Advisory | GSP | 38 hr |
| Dec 13, 9:49 AM EST | High Wind Warning | GSP | 18 hr |
| Dec 15, 2:56 PM EST | Winter Storm Warning | GSP | 21 hr |
| Dec 15, 2:56 PM EST | Winter Weather Advisory | GSP | 21 hr |
| Dec 16, 2:13 PM EST | Winter Weather Advisory | GSP | 19 hr |
| Dec 22, 2:45 PM EST | Lake Wind Advisory | GSP | 27 hr |
| Dec 24, 2:56 PM EST | Winter Weather Advisory | GSP | 18 hr |
| Dec 25, 4:37 AM EST | Winter Storm Warning | GSP | 61 hr |
| Dec 25, 4:37 AM EST | Winter Weather Advisory | GSP | 55 hr |
| Dec 26, 4:55 AM EST | High Wind Warning | GSP | 36 hr |
| Dec 27, 3:07 PM EST | Winter Weather Advisory | GSP | 21 hr |
By product
Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive20092011
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.