Alert archive / Maine / Franklin County
Weather alerts in Franklin County, Maine, 2015
153 weather alerts in 2015, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Franklin County and its neighbors
Each county as a circle sized by its count in 2015. Tap one for its archive.
- Alerts
- 153
- Warnings
- 42
- Watches
- 18
- Advisories
- 46
- Busiest month
- May31 alerts
- Busiest day
- May 28, 201511 alerts
Over time
By month
Warning verification
How often warnings here had a storm report inside them, and how much warning the reports had.
Franklin County, 2015
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 0 | 0 | ||||
| Severe thunderstorm warnings | 22 | 19 | 14% | 11 | 82% | 21 min |
| Flash flood warnings | 1 | 0 | 100% | 0 |
Each office's whole area, 2015
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| NWS Gray, ME: tornado warnings | 3 | 0 | 100% | 1 | 0% | |
| NWS Gray, ME: severe thunderstorm warnings | 163 | 132 | 19% | 255 | 89% | 22 min |
| NWS Gray, ME: flash flood warnings | 14 | 8 | 43% | 19 | 74% | 43 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 2, 3:44 AM EST | Winter Storm Watch | GYX | 24 hr |
| Jan 3, 3:35 AM EST | Winter Storm Warning | GYX | 36 hr |
| Jan 3, 8:18 PM EST | Mesoscale Discussion | SPC | 6 hr |
| Jan 4, 3:08 PM EST | Wind Chill Warning | GYX | 42 hr |
| Jan 4, 3:08 PM EST | Wind Chill Advisory | GYX | 42 hr |
| Jan 4, 4:08 PM EST | Dense Fog Advisory | GYX | 6 hr |
| Jan 5, 3:30 AM EST | Wind Advisory | GYX | 14 hr |
| Jan 6, 3:40 PM EST | Wind Chill Warning | GYX | 42 hr |
| Jan 7, 2:32 PM EST | Special Weather Statement | GYX | 88 min |
| Jan 7, 3:46 PM EST | Special Weather Statement | GYX | 59 min |
| Jan 12, 3:27 PM EST | Wind Chill Advisory | GYX | 18 hr |
| Jan 15, 3:17 PM EST | Wind Chill Watch | GYX | 12 hr |
| Jan 16, 3:25 AM EST | Wind Chill Warning | GYX | 27 hr |
| Jan 16, 3:25 AM EST | Wind Chill Advisory | GYX | 27 hr |
| Jan 16, 10:45 AM EST | Special Weather Statement | GYX | 60 min |
| Jan 16, 11:36 AM EST | Special Weather Statement | GYX | 54 min |
| Jan 17, 3:38 AM EST | Winter Storm Watch | GYX | 24 hr |
| Jan 18, 3:51 AM EST | Winter Weather Advisory | GYX | 23 hr |
| Jan 18, 3:51 AM EST | Freezing Rain Advisory | GYX | 17 hr |
| Jan 18, 3:54 PM EST | Mesoscale Discussion | SPC | 4 hr |
| Jan 18, 10:39 PM EST | Areal Flood Advisory | GYX | 3 hr |
| Jan 25, 3:59 AM EST | Winter Storm Watch | GYX | 12 hr |
| Jan 25, 3:46 PM EST | Winter Storm Warning | GYX | 60 hr |
| Jan 27, 10:24 AM EST | Mesoscale Discussion | SPC | 5 hr |
| Jan 28, 3:04 PM EST | Winter Storm Watch | GYX | 13 hr |
| Jan 29, 3:52 AM EST | Winter Storm Warning | GYX | 54 hr |
| Jan 30, 3:14 PM EST | Wind Chill Advisory | GYX | 48 hr |
| Jan 31, 3:06 PM EST | Winter Storm Watch | GYX | 21 hr |
| Feb 1, 3:32 AM EST | Winter Storm Warning | GYX | 45 hr |
| Feb 1, 12:03 PM EST | Winter Weather Advisory | GYX | 35 hr |
| Feb 2, 8:48 AM EST | Mesoscale Discussion | SPC | 5 hr |
| Feb 2, 2:14 PM EST | Mesoscale Discussion | SPC | 5 hr |
| Feb 2, 3:19 PM EST | Wind Chill Advisory | GYX | 18 hr |
| Feb 5, 3:51 PM EST | Wind Chill Warning | GYX | 17 hr |
| Feb 5, 3:51 PM EST | Wind Chill Advisory | GYX | 17 hr |
| Feb 8, 3:42 AM EST | Winter Weather Advisory | GYX | 44 hr |
| Feb 12, 3:38 AM EST | Wind Chill Advisory | GYX | 12 hr |
| Feb 12, 3:57 PM EST | Winter Storm Watch | GYX | 24 hr |
| Feb 13, 3:36 PM EST | Blizzard Warning | GYX | 47 hr |
| Feb 13, 3:36 PM EST | Winter Storm Warning | GYX | 44 hr |
| Feb 14, 10:33 PM EST | Wind Chill Advisory | GYX | 5 hr |
| Feb 14, 10:33 PM EST | Winter Weather Advisory | GYX | 20 hr |
| Feb 15, 3:31 AM EST | Wind Chill Warning | GYX | 36 hr |
| Feb 16, 3:12 PM EST | Wind Chill Advisory | GYX | 8 hr |
| Feb 17, 3:08 PM EST | Winter Storm Watch | GYX | 25 hr |
| Feb 18, 4:24 PM EST | Winter Storm Warning | GYX | 23 hr |
| Feb 21, 3:03 AM EST | Winter Weather Advisory | GYX | 27 hr |
| Feb 22, 3:23 PM EST | Wind Chill Warning | GYX | 39 hr |
| Feb 22, 3:23 PM EST | Wind Chill Advisory | GYX | 39 hr |
| Mar 2, 4:06 PM EST | Special Weather Statement | GYX | 69 min |
| Mar 3, 3:20 AM EST | Winter Weather Advisory | GYX | 24 hr |
| Mar 13, 3:20 PM EDT | Winter Storm Watch | GYX | 24 hr |
| Mar 14, 3:57 AM EDT | Winter Storm Warning | GYX | 37 hr |
| Mar 17, 3:23 PM EDT | Wind Advisory | GYX | 26 hr |
| Mar 21, 3:20 PM EDT | Winter Weather Advisory | GYX | 23 hr |
| Mar 21, 3:26 PM EDT | Wind Advisory | GYX | 29 hr |
| Mar 22, 6:42 PM EDT | Wind Chill Advisory | GYX | 13 hr |
| Apr 3, 3:46 AM EDT | Winter Weather Advisory | GYX | 36 hr |
| Apr 9, 3:36 PM EDT | Freezing Rain Advisory | GYX | 18 hr |
| Apr 10, 7:27 PM EDT | Dense Fog Advisory | GYX | 5 hr |
| Apr 19, 3:19 AM EDT | Flood Watch | GYX | 62 hr |
| May 12, 4:40 PM EDT | Special Weather Statement | GYX | 50 min |
| May 13, 3:34 PM EDT | Frost Advisory | GYX | 16 hr |
| May 19, 5:37 PM EDT | Special Weather Statement | GYX | 53 min |
| May 19, 6:22 PM EDT | Special Weather Statement | GYX | 53 min |
| May 19, 8:42 PM EDT | Special Weather Statement | GYX | 33 min |
| May 20, 3:14 AM EDT | Freeze Watch | GYX | 11 hr |
| May 20, 2:25 PM EDT | Freeze Warning | GYX | 16 hr |
| May 21, 2:42 PM EDT | Freeze Watch | GYX | 24 hr |
| May 22, 2:37 PM EDT | Frost Advisory | GYX | 16 hr |
| May 22, 2:37 PM EDT | Freeze Warning | GYX | 16 hr |
| May 27, 2:59 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| May 27, 4:49 PM EDT | Mesoscale Discussion | SPC | 86 min |
| May 27, 5:02 PM EDT | Severe Thunderstorm Watch | SPC | 4 hr |
| May 27, 5:31 PM EDT | Special Weather Statement | GYX | 44 min |
| May 27, 6:08 PM EDT | Severe Thunderstorm Warning | GYX | 37 min |
| May 27, 6:15 PM EDT | Areal Flood Advisory | GYX | 3 hr |
| May 27, 6:48 PM EDT | Special Weather Statement | GYX | 42 min |
| May 27, 7:21 PM EDT | Areal Flood Advisory | GYX | 3 hr |
| May 27, 7:31 PM EDT | Special Weather Statement | GYX | 44 min |
| May 28, 11:16 AM EDT | Mesoscale Discussion | SPC | 89 min |
| May 28, 11:30 AM EDT | Mesoscale Discussion | SPC | 60 min |
| May 28, 11:54 AM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
| May 28, 12:31 PM EDT | Severe Thunderstorm Warning | GYX | 44 min |
| May 28, 12:43 PM EDT | Special Weather Statement | GYX | 32 min |
| May 28, 1:15 PM EDT | Severe Thunderstorm Warning | GYX | 45 min |
| May 28, 2:56 PM EDT | Special Weather Statement | GYX | 34 min |
| May 28, 3:08 PM EDT | Mesoscale Discussion | SPC | 97 min |
| May 28, 3:22 PM EDT | Severe Thunderstorm Warning | GYX | 38 min |
| May 28, 3:40 PM EDT | Severe Thunderstorm Warning | GYX | 50 min |
| May 28, 4:37 PM EDT | Severe Thunderstorm Warning | GYX | 53 min |
| May 30, 6:48 PM EDT | Mesoscale Discussion | SPC | 87 min |
| Jun 6, 2:54 AM EDT | Frost Advisory | GYX | 28 hr |
| Jun 23, 5:50 PM EDT | Severe Thunderstorm Warning | GYX | 40 min |
| Jun 23, 6:39 PM EDT | Severe Thunderstorm Warning | GYX | 51 min |
| Jul 19, 8:18 PM EDT | Severe Thunderstorm Warning | GYX | 57 min |
| Jul 21, 4:05 PM EDT | Special Weather Statement | GYX | 55 min |
| Jul 21, 5:45 PM EDT | Severe Thunderstorm Warning | GYX | 45 min |
| Jul 27, 12:36 AM EDT | Dense Fog Advisory | GYX | 7 hr |
| Jul 27, 6:33 PM EDT | Special Weather Statement | GYX | 57 min |
| Jul 27, 7:34 PM EDT | Special Weather Statement | GYX | 56 min |
| Jul 27, 8:09 PM EDT | Areal Flood Advisory | GYX | 3 hr |
| Jul 28, 1:02 PM EDT | Special Weather Statement | GYX | 28 min |
| Jul 28, 1:20 PM EDT | Severe Thunderstorm Warning | GYX | 25 min |
| Jul 28, 1:43 PM EDT | Severe Thunderstorm Warning | GYX | 1 min |
| Jul 28, 1:48 PM EDT | Severe Thunderstorm Warning | GYX | 42 min |
| Jul 28, 2:18 PM EDT | Severe Thunderstorm Warning | GYX | 42 min |
| Jul 28, 2:22 PM EDT | Mesoscale Discussion | SPC | 113 min |
| Aug 1, 11:51 AM EDT | Mesoscale Discussion | SPC | 54 min |
| Aug 1, 12:54 PM EDT | Special Weather Statement | GYX | 36 min |
| Aug 3, 12:45 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Aug 3, 1:16 PM EDT | Severe Thunderstorm Watch | SPC | 8 hr |
| Aug 3, 3:14 PM EDT | Special Weather Statement | GYX | 46 min |
| Aug 3, 3:54 PM EDT | Special Weather Statement | GYX | 51 min |
| Aug 3, 4:52 PM EDT | Special Weather Statement | GYX | 38 min |
| Aug 3, 5:01 PM EDT | Severe Thunderstorm Warning | GYX | 44 min |
| Aug 3, 5:44 PM EDT | Severe Thunderstorm Warning | GYX | 61 min |
| Aug 3, 6:02 PM EDT | Flash Flood Warning | GYX | 3 hr |
| Aug 3, 6:47 PM EDT | Severe Thunderstorm Warning | GYX | 43 min |
| Aug 3, 7:40 PM EDT | Severe Thunderstorm Warning | GYX | 65 min |
| Aug 4, 11:15 AM EDT | Mesoscale Discussion | SPC | 3 hr |
| Aug 4, 12:18 PM EDT | Severe Thunderstorm Watch | SPC | 8 hr |
| Aug 4, 1:05 PM EDT | Severe Thunderstorm Warning | GYX | 55 min |
| Aug 4, 1:46 PM EDT | Severe Thunderstorm Warning | GYX | 44 min |
| Aug 4, 2:21 PM EDT | Mesoscale Discussion | SPC | 84 min |
| Aug 4, 3:16 PM EDT | Severe Thunderstorm Warning | GYX | 44 min |
| Aug 4, 3:55 PM EDT | Severe Thunderstorm Warning | GYX | 39 min |
| Aug 15, 5:55 PM EDT | Special Weather Statement | GYX | 65 min |
| Aug 15, 7:46 PM EDT | Special Weather Statement | GYX | 89 min |
| Aug 26, 2:16 PM EDT | Special Weather Statement | GYX | 44 min |
| Aug 26, 2:54 PM EDT | Special Weather Statement | GYX | 66 min |
| Sep 9, 4:16 PM EDT | Mesoscale Discussion | SPC | 89 min |
| Sep 9, 5:24 PM EDT | Special Weather Statement | GYX | 66 min |
| Sep 9, 7:14 PM EDT | Special Weather Statement | GYX | 46 min |
| Sep 21, 2:43 PM EDT | Frost Advisory | GYX | 6 hr |
| Sep 24, 2:55 PM EDT | Frost Advisory | GYX | 17 hr |
| Sep 25, 2:49 PM EDT | Frost Advisory | GYX | 17 hr |
| Sep 26, 3:16 PM EDT | Frost Advisory | GYX | 18 hr |
| Sep 29, 3:29 AM EDT | Flood Watch | GYX | 36 hr |
| Sep 30, 8:15 AM EDT | Areal Flood Warning | GYX | 10 hr |
| Oct 3, 3:11 PM EDT | Frost Advisory | GYX | 17 hr |
| Oct 29, 3:31 PM EDT | Special Weather Statement | GYX | 44 min |
| Dec 1, 3:18 AM EST | Freezing Rain Advisory | GYX | 28 hr |
| Dec 10, 7:41 PM EST | Dense Fog Advisory | GYX | 15 hr |
| Dec 13, 3:56 AM EST | Freezing Rain Advisory | GYX | 47 hr |
| Dec 16, 3:19 PM EST | Freezing Rain Advisory | GYX | 21 hr |
| Dec 22, 9:20 PM EST | Dense Fog Advisory | GYX | 24 hr |
| Dec 25, 3:01 PM EST | Winter Storm Warning | GYX | 52 hr |
| Dec 25, 3:01 PM EST | Winter Weather Advisory | GYX | 52 hr |
| Dec 27, 3:37 PM EST | Winter Storm Watch | GYX | 24 hr |
| Dec 28, 3:45 PM EST | Winter Storm Warning | GYX | 32 hr |
| Dec 29, 4:47 AM EST | Mesoscale Discussion | SPC | 6 hr |
| Dec 30, 3:39 AM EST | Freezing Rain Advisory | GYX | 23 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 archive20142016
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.