Alert archive / Massachusetts / Tornado Warnings
Tornado Warnings in Massachusetts, 2021
21 tornado warnings in 2021. An alert counts here when it covered any part of the state, so the counties below add up to more than the state. The archive of tornado warnings reaches back to 1986.
Tornado Warnings by county
Each county as a circle sized by its count in 2021. Tap one for its archive.
- Tornado Warnings
- 21
- Busiest month
- November7 tornado warnings
- Busiest day
- September 2, 20216 tornado warnings
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 | Counties | Lasted |
|---|---|---|---|---|
| Jun 30, 4:45 PM EDT | Tornado Warning | BOX | Franklin, Worcester | 26 min |
| Aug 19, 10:21 AM EDT | Tornado Warning | BOX | Middlesex, Worcester | 29 min |
| Aug 19, 12:49 PM EDT | Tornado Warning | BOX | Essex, Middlesex, Suffolk | 39 min |
| Aug 19, 1:18 PM EDT | Tornado Warning | BOX | Middlesex, Worcester | 27 min |
| Aug 23, 11:45 AM EDT | Tornado Warning | BOX | Middlesex, Worcester | 45 min |
| Aug 23, 12:26 PM EDT | Tornado Warning | BOX | Middlesex, Worcester | 43 min |
| Aug 23, 1:35 PM EDT | Tornado Warning | BOX | Middlesex, Worcester | 40 min |
| Sep 1, 11:21 PM EDT | Tornado Warning | BOX | Barnstable, Bristol, Dukes, Plymouth | 54 min |
| Sep 1, 11:56 PM EDT | Tornado Warning | BOX | Barnstable, Dukes | 49 min |
| Sep 2, 12:22 AM EDT | Tornado Warning | BOX | Dukes | 53 min |
| Sep 2, 12:45 AM EDT | Tornado Warning | BOX | Barnstable, Dukes | 60 min |
| Sep 2, 1:15 AM EDT | Tornado Warning | BOX | Dukes | 28 min |
| Sep 2, 1:56 AM EDT | Tornado Warning | BOX | Barnstable | 26 min |
| Oct 16, 5:57 PM EDT | Tornado Warning | ALY | Berkshire | 20 min |
| Nov 12, 5:52 PM EST | Tornado Warning | BOX | Nantucket | 11 min |
| Nov 13, 5:08 PM EST | Tornado Warning | BOX | Bristol | 24 min |
| Nov 13, 5:21 PM EST | Tornado Warning | BOX | Bristol, Norfolk | 24 min |
| Nov 13, 5:47 PM EST | Tornado Warning | BOX | Dukes | 28 min |
| Nov 13, 6:07 PM EST | Tornado Warning | BOX | Barnstable, Dukes | 23 min |
| Nov 13, 6:27 PM EST | Tornado Warning | BOX | Barnstable | 15 min |
| Nov 22, 3:05 AM EST | Tornado Warning | BOX | Essex | 25 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordThe 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.