Alert archive / Massachusetts / Nantucket County
Weather alerts in Nantucket County, Massachusetts, 2021
91 weather alerts in 2021, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Nantucket County and its neighbors
Each county as a circle sized by its count in 2021. Tap one for its archive.
- Alerts
- 91
- Warnings
- 12
- Watches
- 11
- Advisories
- 39
- Busiest month
- September12 alerts
- Busiest day
- September 9, 20214 alerts
Over time
By month
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 5, 3:48 AM EST | Coastal Flood Advisory | BOX | 14 hr |
| Jan 5, 7:54 PM EST | Coastal Flood Statement | BOX | 11 hr |
| Jan 5, 8:04 PM EST | Coastal Flood Advisory | BOX | 11 hr |
| Jan 16, 3:03 AM EST | Wind Advisory | BOX | 9 hr |
| Jan 17, 9:23 AM EST | Wind Advisory | BOX | 9 hr |
| Jan 28, 3:53 PM EST | Winter Storm Watch | BOX | 12 hr |
| Jan 29, 3:26 AM EST | Winter Weather Advisory | BOX | 16 hr |
| Jan 31, 3:49 AM EST | High Wind Watch | BOX | 12 hr |
| Jan 31, 3:39 PM EST | High Wind Warning | BOX | 33 hr |
| Jan 31, 3:52 PM EST | Coastal Flood Watch | BOX | 12 hr |
| Feb 1, 3:31 AM EST | Coastal Flood Advisory | BOX | 37 hr |
| Feb 5, 3:27 PM EST | Winter Storm Watch | BOX | 24 hr |
| Feb 6, 3:27 PM EST | Winter Weather Advisory | BOX | 30 hr |
| Feb 7, 3:17 AM EST | Wind Advisory | BOX | 18 hr |
| Feb 13, 4:20 PM EST | Winter Weather Advisory | BOX | 17 hr |
| Feb 17, 3:37 PM EST | Winter Weather Advisory | BOX | 56 hr |
| Feb 18, 9:47 AM EST | Mesoscale Discussion | SPC | 4 hr |
| Feb 28, 3:01 PM EST | Wind Advisory | BOX | 48 hr |
| Mar 12, 2:53 AM EST | Wind Advisory | BOX | 28 hr |
| Mar 12, 1:30 PM EST | Red Flag Warning | BOX | 28 hr |
| Mar 13, 3:42 PM EST | Wind Advisory | BOX | 35 hr |
| Mar 14, 3:10 AM EDT | Red Flag Warning | BOX | 17 hr |
| Mar 15, 10:48 AM EDT | Red Flag Warning | BOX | 10 hr |
| Mar 17, 3:46 PM EDT | Wind Advisory | BOX | 43 hr |
| Mar 18, 2:33 AM EDT | High Wind Warning | BOX | 28 hr |
| Mar 25, 3:57 PM EDT | Wind Advisory | BOX | 36 hr |
| Mar 25, 7:57 PM EDT | Dense Fog Advisory | BOX | 16 hr |
| Mar 28, 3:34 AM EDT | Wind Advisory | BOX | 36 hr |
| Mar 28, 4:20 PM EDT | Dense Fog Advisory | BOX | 4 hr |
| Apr 11, 2:39 AM EDT | Dense Fog Advisory | BOX | 7 hr |
| Apr 28, 4:16 AM EDT | Coastal Flood Statement | BOX | 23 hr |
| Apr 29, 6:41 AM EDT | Dense Fog Advisory | BOX | 2 hr |
| Apr 29, 3:24 PM EDT | Wind Advisory | BOX | 35 hr |
| May 23, 1:20 PM EDT | Mesoscale Discussion | SPC | 115 min |
| May 28, 3:41 AM EDT | Wind Advisory | BOX | 39 hr |
| May 28, 3:46 AM EDT | Coastal Flood Statement | BOX | 24 hr |
| May 29, 4:03 AM EDT | Coastal Flood Statement | BOX | 12 hr |
| May 29, 3:52 PM EDT | Coastal Flood Advisory | BOX | 12 hr |
| Jun 4, 10:48 PM EDT | Dense Fog Advisory | BOX | 10 hr |
| Jun 22, 3:38 AM EDT | Rip Current Statement | BOX | 15 hr |
| Jul 2, 4:24 AM EDT | Rip Current Statement | BOX | 16 hr |
| Jul 2, 7:57 PM EDT | Rip Current Statement | BOX | 24 hr |
| Jul 7, 5:10 PM EDT | Tropical Storm Watch | BOX | 13 hr |
| Jul 8, 4:57 AM EDT | Tropical Storm Warning | BOX | 36 hr |
| Jul 10, 4:42 AM EDT | Rip Current Statement | BOX | 15 hr |
| Jul 14, 12:32 AM EDT | Dense Fog Advisory | BOX | 9 hr |
| Jul 14, 10:05 PM EDT | Dense Fog Advisory | BOX | 11 hr |
| Jul 21, 11:56 AM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jul 21, 2:39 PM EDT | Mesoscale Discussion | SPC | 2 hr |
| Jul 23, 2:49 PM EDT | Coastal Flood Statement | BOX | 11 hr |
| Jul 30, 12:22 AM EDT | Special Weather Statement | BOX | 38 min |
| Aug 5, 3:14 AM EDT | High Surf Advisory | BOX | 17 hr |
| Aug 5, 8:03 PM EDT | Rip Current Statement | BOX | 24 hr |
| Aug 11, 7:49 PM EDT | Dense Fog Advisory | BOX | 10 hr |
| Aug 20, 5:10 AM EDT | Hurricane Watch | BOX | 30 hr |
| Aug 20, 5:10 AM EDT | Storm Surge Watch | BOX | 12 hr |
| Aug 20, 5:03 PM EDT | Storm Surge Warning | BOX | 45 hr |
| Aug 20, 11:09 PM EDT | Tropical Storm Warning | BOX | 42 hr |
| Aug 22, 9:43 AM EDT | Coastal Flood Advisory | BOX | 16 hr |
| Aug 30, 3:12 PM EDT | Flash Flood Watch | BOX | 65 hr |
| Sep 1, 4:52 PM EDT | Severe Thunderstorm Warning | BOX | 38 min |
| Sep 1, 5:49 PM EDT | Special Weather Statement | BOX | 41 min |
| Sep 1, 11:20 PM EDT | Mesoscale Discussion | SPC | 85 min |
| Sep 1, 11:37 PM EDT | Tornado Watch | SPC | 7 hr |
| Sep 2, 3:38 AM EDT | Mesoscale Discussion | SPC | 97 min |
| Sep 9, 2:57 AM EDT | Rip Current Statement | BOX | 11 hr |
| Sep 9, 8:50 AM EDT | Special Weather Statement | BOX | 55 min |
| Sep 9, 1:55 PM EDT | High Surf Advisory | BOX | 53 hr |
| Sep 9, 2:53 PM EDT | Special Weather Statement | BOX | 82 min |
| Sep 12, 4:09 AM EDT | High Surf Advisory | BOX | 15 hr |
| Sep 17, 3:13 PM EDT | Rip Current Statement | BOX | 53 hr |
| Sep 23, 9:28 AM EDT | Rip Current Statement | BOX | 35 hr |
| Oct 1, 3:14 AM EDT | Rip Current Statement | BOX | 60 hr |
| Oct 11, 3:43 AM EDT | Coastal Flood Statement | BOX | 14 hr |
| Oct 11, 3:43 AM EDT | Rip Current Statement | BOX | 16 hr |
| Oct 24, 2:52 PM EDT | High Wind Watch | BOX | 24 hr |
| Oct 25, 3:12 PM EDT | High Wind Warning | BOX | 48 hr |
| Oct 25, 3:19 PM EDT | Coastal Flood Advisory | BOX | 40 hr |
| Oct 25, 3:19 PM EDT | Coastal Flood Advisory | BOX | 52 hr |
| Oct 27, 3:40 PM EDT | Wind Advisory | BOX | 12 hr |
| Oct 28, 12:24 AM EDT | Coastal Flood Warning | BOX | 8 hr |
| Oct 28, 8:28 AM EDT | Coastal Flood Advisory | BOX | 12 hr |
| Nov 5, 4:03 PM EDT | Coastal Flood Statement | BOX | 23 hr |
| Nov 6, 3:23 PM EDT | Coastal Flood Statement | BOX | 24 hr |
| Nov 8, 4:11 AM EST | Coastal Flood Statement | BOX | 11 hr |
| Nov 12, 3:13 AM EST | Wind Advisory | BOX | 16 hr |
| Nov 12, 5:52 PM EST | Tornado Warning | BOX | 11 min |
| Nov 22, 9:10 AM EST | Special Weather Statement | BOX | 35 min |
| Dec 5, 2:58 PM EST | Wind Advisory | BOX | 34 hr |
| Dec 10, 3:45 PM EST | Wind Advisory | BOX | 36 hr |
| Dec 22, 9:18 AM EST | Dense Fog Advisory | BOX | 5 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 | 1 |
| Tornado Warning | 1 |
| Severe Thunderstorm Watch | 1 |
| Tornado Watch | 1 |
| Mesoscale Discussion | 5 |
| Special Weather Statement | 5 |
| Flooding | |
| Flash Flood Watch | 1 |
| Winter | |
| Winter Storm Watch | 2 |
| Winter Weather Advisory | 4 |
| Wind and dust | |
| High Wind Warning | 3 |
| High Wind Watch | 2 |
| Wind Advisory | 15 |
| Fire | |
| Red Flag Warning | 3 |
| Fog and smoke | |
| Dense Fog Advisory | 9 |
| Tropical | |
| Storm Surge Warning | 1 |
| Tropical Storm Warning | 2 |
| Hurricane Watch | 1 |
| Storm Surge Watch | 1 |
| Tropical Storm Watch | 1 |
| Coast and beach | |
| Coastal Flood Warning | 1 |
| Coastal Flood Watch | 1 |
| Coastal Flood Advisory | 8 |
| High Surf Advisory | 3 |
| Coastal Flood Statement | 9 |
| Rip Current Statement | 10 |
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive20202022
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. Rebuilt daily.