Alert archive / Maine / York County
Weather alerts in York County, Maine, 2024
177 weather alerts in 2024, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
York County and its neighbors
Each county as a circle sized by its count in 2024. Tap one for its archive.
- Alerts
- 177
- Warnings
- 31
- Watches
- 28
- Advisories
- 73
- Busiest month
- March25 alerts
- Busiest day
- March 23, 20245 alerts
Over time
By month
Warning verification
How often warnings here had a storm report inside them, and how much warning the reports had.
York County, 2024
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 0 | 0 | ||||
| Severe thunderstorm warnings | 10 | 9 | 10% | 6 | 83% | 27 min |
| Flash flood warnings | 4 | 1 | 75% | 0 |
Each office's whole area, 2024
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| NWS Gray, ME: tornado warnings | 5 | 1 | 80% | 2 | 50% | 19 min |
| NWS Gray, ME: severe thunderstorm warnings | 99 | 77 | 22% | 324 | 81% | 19 min |
| NWS Gray, ME: flash flood warnings | 29 | 13 | 55% | 53 | 89% | 128 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 4, 2:32 PM EST | Winter Storm Watch | GYX | 37 hr |
| Jan 6, 3:50 AM EST | Winter Storm Warning | GYX | 39 hr |
| Jan 7, 8:26 AM EST | Special Weather Statement | GYX | 64 min |
| Jan 8, 3:21 AM EST | High Wind Watch | GYX | 25 hr |
| Jan 8, 3:55 AM EST | Flood Watch | GYX | 55 hr |
| Jan 8, 10:30 AM EST | Coastal Flood Watch | GYX | 24 hr |
| Jan 9, 4:26 AM EST | High Wind Warning | GYX | 31 hr |
| Jan 9, 4:26 AM EST | Wind Advisory | GYX | 33 hr |
| Jan 9, 5:11 AM EST | Winter Weather Advisory | GYX | 30 hr |
| Jan 9, 10:25 AM EST | Coastal Flood Warning | GYX | 27 hr |
| Jan 10, 4:39 AM EST | Areal Flood Warning | GYX | 10 hr |
| Jan 10, 9:08 AM EST | Flash Flood Warning | GYX | 3 hr |
| Jan 11, 3:15 AM EST | Coastal Flood Watch | GYX | 25 hr |
| Jan 11, 3:18 AM EST | High Wind Watch | GYX | 24 hr |
| Jan 12, 3:21 AM EST | Wind Advisory | GYX | 37 hr |
| Jan 12, 4:06 AM EST | Coastal Flood Warning | GYX | 35 hr |
| Jan 13, 10:24 AM EST | Flash Flood Warning | GYX | 3 hr |
| Jan 14, 11:49 AM EST | Mesoscale Discussion | SPC | 4 hr |
| Jan 14, 3:58 PM EST | Snow Squall Warning | GYX | 62 min |
| Jan 14, 4:08 PM EST | Mesoscale Discussion | SPC | 4 hr |
| Jan 14, 4:54 PM EST | Snow Squall Warning | GYX | 66 min |
| Jan 15, 3:31 PM EST | Winter Weather Advisory | GYX | 30 hr |
| Jan 24, 2:39 AM EST | Winter Weather Advisory | GYX | 28 hr |
| Jan 28, 2:42 AM EST | Winter Weather Advisory | GYX | 29 hr |
| Feb 9, 9:07 AM EST | Coastal Flood Advisory | GYX | 113 min |
| Feb 9, 3:31 PM EST | Coastal Flood Advisory | GYX | 20 hr |
| Feb 11, 3:37 AM EST | Winter Storm Watch | GYX | 35 hr |
| Feb 11, 3:39 AM EST | Coastal Flood Advisory | GYX | 10 hr |
| Feb 12, 3:01 AM EST | Coastal Flood Watch | GYX | 13 hr |
| Feb 12, 3:01 AM EST | Coastal Flood Advisory | GYX | 11 hr |
| Feb 12, 3:32 PM EST | Coastal Flood Advisory | GYX | 24 hr |
| Feb 13, 3:37 PM EST | Coastal Flood Advisory | GYX | 12 hr |
| Feb 17, 2:44 PM EST | Snow Squall Warning | GYX | 61 min |
| Feb 27, 2:38 PM EST | Wind Advisory | GYX | 51 hr |
| Feb 27, 7:07 PM EST | Dense Fog Advisory | GYX | 5 hr |
| Mar 6, 9:43 AM EST | Flood Watch | GYX | 26 hr |
| Mar 8, 2:41 PM EST | Flood Watch | GYX | 47 hr |
| Mar 8, 2:50 PM EST | High Wind Watch | GYX | 24 hr |
| Mar 8, 3:24 PM EST | Coastal Flood Watch | GYX | 24 hr |
| Mar 9, 5:51 AM EST | Coastal Flood Advisory | GYX | 5 hr |
| Mar 9, 3:05 PM EST | Coastal Flood Warning | GYX | 23 hr |
| Mar 9, 3:10 PM EST | Wind Advisory | GYX | 22 hr |
| Mar 10, 5:43 AM EDT | Areal Flood Advisory | GYX | 3 hr |
| Mar 10, 7:13 AM EDT | Areal Flood Warning | GYX | 6 hr |
| Mar 10, 12:54 PM EDT | Areal Flood Warning | GYX | 6 hr |
| Mar 10, 2:54 PM EDT | Wind Advisory | GYX | 32 hr |
| Mar 10, 8:25 PM EDT | Coastal Flood Advisory | GYX | 6 hr |
| Mar 11, 2:55 AM EDT | Coastal Flood Advisory | GYX | 11 hr |
| Mar 21, 3:27 AM EDT | Winter Storm Watch | GYX | 35 hr |
| Mar 22, 2:57 AM EDT | Flood Watch | GYX | 44 hr |
| Mar 22, 3:22 AM EDT | Winter Storm Warning | GYX | 48 hr |
| Mar 22, 2:13 PM EDT | Winter Weather Advisory | GYX | 11 min |
| Mar 22, 2:24 PM EDT | Winter Weather Advisory | GYX | 34 hr |
| Mar 23, 3:27 AM EDT | Mesoscale Discussion | SPC | 4 hr |
| Mar 23, 8:29 AM EDT | Mesoscale Discussion | SPC | 4 hr |
| Mar 23, 5:41 PM EDT | Areal Flood Advisory | GYX | 4 hr |
| Mar 23, 5:45 PM EDT | Areal Flood Advisory | GYX | 4 hr |
| Mar 23, 5:57 PM EDT | Mesoscale Discussion | SPC | 3 hr |
| Mar 23, 9:17 PM EDT | Mesoscale Discussion | SPC | 118 min |
| Mar 27, 2:49 PM EDT | Flood Watch | GYX | 46 hr |
| Apr 1, 3:51 PM EDT | Winter Storm Watch | GYX | 24 hr |
| Apr 2, 3:32 PM EDT | Winter Storm Warning | GYX | 52 hr |
| Apr 2, 4:02 PM EDT | Coastal Flood Watch | GYX | 23 hr |
| Apr 3, 3:07 PM EDT | Coastal Flood Warning | GYX | 19 hr |
| Apr 4, 1:43 AM EDT | Mesoscale Discussion | SPC | 6 hr |
| Apr 4, 10:43 AM EDT | Special Weather Statement | GYX | 2 hr |
| Apr 4, 7:56 PM EDT | Winter Weather Advisory | GYX | 11 hr |
| Apr 8, 9:05 AM EDT | Coastal Flood Statement | GYX | 4 hr |
| Apr 8, 7:17 PM EDT | Coastal Flood Statement | GYX | 7 hr |
| Apr 9, 3:03 PM EDT | Coastal Flood Advisory | GYX | 11 hr |
| Apr 10, 3:00 PM EDT | Coastal Flood Advisory | GYX | 12 hr |
| Apr 11, 3:46 PM EDT | Coastal Flood Advisory | GYX | 11 hr |
| Apr 11, 7:41 PM EDT | Wind Advisory | GYX | 20 hr |
| Apr 12, 9:27 AM EDT | Areal Flood Advisory | GYX | 6 hr |
| May 7, 8:24 PM EDT | Coastal Flood Statement | GYX | 5 hr |
| May 8, 5:53 PM EDT | Coastal Flood Advisory | GYX | 8 hr |
| May 9, 4:25 PM EDT | Coastal Flood Statement | GYX | 10 hr |
| May 11, 2:45 PM EDT | Frost Advisory | GYX | 16 hr |
| May 23, 4:41 PM EDT | Beach Hazards Statement | GYX | 27 hr |
| May 24, 10:28 PM EDT | Beach Hazards Statement | GYX | 22 hr |
| May 25, 9:32 PM EDT | Beach Hazards Statement | GYX | 22 hr |
| May 28, 5:52 AM EDT | Dense Fog Advisory | GYX | 3 hr |
| May 31, 2:57 AM EDT | Beach Hazards Statement | GYX | 17 hr |
| Jun 1, 2:57 AM EDT | Beach Hazards Statement | GYX | 17 hr |
| Jun 2, 2:42 AM EDT | Beach Hazards Statement | GYX | 17 hr |
| Jun 5, 12:54 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 5, 4:40 PM EDT | Severe Thunderstorm Warning | GYX | 39 min |
| Jun 14, 8:03 PM EDT | Special Weather Statement | GYX | 42 min |
| Jun 16, 2:44 AM EDT | Excessive Heat Watch | GYX | 60 hr |
| Jun 17, 2:36 AM EDT | Heat Advisory | GYX | 41 hr |
| Jun 18, 2:52 PM EDT | Excessive Heat Warning | GYX | 29 hr |
| Jun 18, 2:52 PM EDT | Heat Advisory | GYX | 29 hr |
| Jun 19, 3:19 PM EDT | Excessive Heat Warning | GYX | 28 hr |
| Jun 20, 11:26 AM EDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 20, 12:59 PM EDT | Severe Thunderstorm Watch | SPC | 9 hr |
| Jun 20, 2:30 PM EDT | Mesoscale Discussion | SPC | 90 min |
| Jun 20, 3:17 PM EDT | Severe Thunderstorm Warning | GYX | 43 min |
| Jun 20, 3:55 PM EDT | Severe Thunderstorm Warning | GYX | 65 min |
| Jun 23, 12:01 PM EDT | Mesoscale Discussion | SPC | 89 min |
| Jun 23, 12:59 PM EDT | Tornado Watch | SPC | 9 hr |
| Jun 23, 6:13 PM EDT | Severe Thunderstorm Warning | GYX | 62 min |
| Jun 30, 10:34 AM EDT | Mesoscale Discussion | SPC | 116 min |
| Jun 30, 12:52 PM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Jun 30, 3:21 PM EDT | Mesoscale Discussion | SPC | 114 min |
| Jun 30, 7:29 PM EDT | Special Weather Statement | GYX | 31 min |
| Jul 6, 5:52 PM EDT | Mesoscale Discussion | SPC | 113 min |
| Jul 9, 1:45 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 9, 5:42 PM EDT | Severe Thunderstorm Warning | GYX | 48 min |
| Jul 10, 9:05 AM EDT | Heat Advisory | GYX | 35 hr |
| Jul 11, 9:25 AM EDT | Heat Advisory | GYX | 11 hr |
| Jul 13, 5:28 PM EDT | Special Weather Statement | GYX | 47 min |
| Jul 13, 5:31 PM EDT | Severe Thunderstorm Warning | GYX | 44 min |
| Jul 14, 3:09 PM EDT | Heat Advisory | GYX | 29 hr |
| Jul 15, 3:18 PM EDT | Heat Advisory | GYX | 29 hr |
| Jul 16, 3:01 PM EDT | Heat Advisory | GYX | 27 hr |
| Jul 16, 5:34 PM EDT | Mesoscale Discussion | SPC | 86 min |
| Jul 16, 5:55 PM EDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Jul 16, 7:14 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 16, 7:59 PM EDT | Severe Thunderstorm Warning | GYX | 46 min |
| Jul 16, 8:25 PM EDT | Severe Thunderstorm Warning | GYX | 50 min |
| Jul 16, 8:38 PM EDT | Special Weather Statement | GYX | 52 min |
| Jul 16, 8:52 PM EDT | Severe Thunderstorm Warning | GYX | 45 min |
| Jul 23, 7:26 AM EDT | Areal Flood Advisory | GYX | 30 min |
| Jul 23, 7:56 AM EDT | Flash Flood Warning | GYX | 87 min |
| Jul 29, 2:43 AM EDT | Rip Current Statement | GYX | 17 hr |
| Aug 1, 10:58 AM EDT | Heat Advisory | GYX | 9 hr |
| Aug 1, 10:58 AM EDT | Heat Advisory | GYX | 31 hr |
| Aug 3, 5:08 AM EDT | Special Weather Statement | GYX | 37 min |
| Aug 3, 5:23 AM EDT | Areal Flood Advisory | GYX | 3 hr |
| Aug 3, 6:32 AM EDT | Areal Flood Advisory | GYX | 118 min |
| Aug 4, 7:55 AM EDT | Areal Flood Advisory | GYX | 2 hr |
| Aug 4, 7:59 AM EDT | Flash Flood Warning | GYX | 2 hr |
| Aug 5, 2:11 PM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Aug 5, 7:09 PM EDT | Severe Thunderstorm Warning | GYX | 47 min |
| Aug 5, 8:15 PM EDT | Special Weather Statement | GYX | 30 min |
| Aug 9, 3:05 PM EDT | Rip Current Statement | GYX | 28 hr |
| Aug 16, 12:39 AM EDT | Dense Fog Advisory | GYX | 7 hr |
| Aug 17, 3:58 AM EDT | High Surf Advisory | GYX | 64 hr |
| Aug 19, 2:29 PM EDT | Coastal Flood Advisory | GYX | 11 hr |
| Aug 19, 8:38 PM EDT | Areal Flood Advisory | GYX | 112 min |
| Aug 26, 11:51 AM EDT | Mesoscale Discussion | SPC | 114 min |
| Aug 26, 3:34 PM EDT | Areal Flood Advisory | GYX | 56 min |
| Aug 26, 4:02 PM EDT | Special Weather Statement | GYX | 43 min |
| Aug 27, 4:55 AM EDT | Dense Fog Advisory | GYX | 5 hr |
| Sep 6, 3:01 PM EDT | High Surf Advisory | GYX | 29 hr |
| Sep 8, 3:33 AM EDT | High Surf Advisory | GYX | 16 hr |
| Sep 19, 2:39 PM EDT | Coastal Flood Watch | GYX | 12 hr |
| Sep 19, 2:39 PM EDT | Coastal Flood Advisory | GYX | 11 hr |
| Sep 19, 2:39 PM EDT | Coastal Flood Advisory | GYX | 24 hr |
| Sep 19, 2:39 PM EDT | High Surf Advisory | GYX | 28 hr |
| Sep 20, 3:06 PM EDT | Coastal Flood Advisory | GYX | 12 hr |
| Sep 20, 3:06 PM EDT | High Surf Advisory | GYX | 3 days |
| Sep 21, 3:01 AM EDT | Coastal Flood Advisory | GYX | 13 hr |
| Sep 21, 4:42 PM EDT | Coastal Flood Advisory | GYX | 24 hr |
| Sep 23, 2:51 AM EDT | Coastal Flood Statement | GYX | 15 hr |
| Sep 24, 3:00 AM EDT | Rip Current Statement | GYX | 17 hr |
| Sep 26, 6:04 AM EDT | High Surf Advisory | GYX | 14 hr |
| Oct 8, 3:10 AM EDT | Frost Advisory | GYX | 28 hr |
| Oct 8, 3:12 AM EDT | Rip Current Statement | GYX | 17 hr |
| Oct 16, 2:41 AM EDT | Freeze Watch | GYX | 12 hr |
| Oct 16, 2:48 AM EDT | Frost Advisory | GYX | 29 hr |
| Oct 17, 2:26 PM EDT | Frost Advisory | GYX | 18 hr |
| Oct 18, 2:54 AM EDT | Coastal Flood Statement | GYX | 10 hr |
| Oct 23, 3:11 AM EDT | Dense Fog Advisory | GYX | 7 hr |
| Oct 31, 1:05 AM EDT | Dense Fog Advisory | GYX | 7 hr |
| Nov 14, 3:39 AM EST | Coastal Flood Statement | GYX | 7 hr |
| Nov 14, 9:38 PM EST | Coastal Flood Advisory | GYX | 13 hr |
| Nov 16, 3:37 AM EST | Coastal Flood Advisory | GYX | 8 hr |
| Nov 17, 4:02 AM EST | Coastal Flood Statement | GYX | 9 hr |
| Nov 27, 2:45 AM EST | Winter Storm Watch | GYX | 13 hr |
| Nov 27, 3:35 PM EST | Winter Weather Advisory | GYX | 35 hr |
| Dec 9, 3:21 AM EST | Winter Weather Advisory | GYX | 55 hr |
| Dec 10, 3:26 AM EST | High Wind Watch | GYX | 12 hr |
| Dec 10, 7:07 AM EST | Flood Watch | GYX | 47 hr |
| Dec 10, 3:29 PM EST | High Wind Warning | GYX | 34 hr |
| Dec 10, 3:29 PM EST | Wind Advisory | GYX | 34 hr |
| Dec 29, 1:16 AM EST | Dense Fog Advisory | GYX | 11 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 archive20232025
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.