Alert archive / Massachusetts / 2020
Weather alerts in Massachusetts, November 2020
69 weather alerts in November 2020, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered any part of the state, so the counties below add up to more than the state.
Weather alerts by county
Each county as a circle sized by its count in November 2020. Tap one for its archive.
- Alerts
- 69
- Warnings
- 29
- Watches
- 5
- Advisories
- 21
- Busiest day
- November 16, 202015 alerts
Over time
By day
Days in UTC, the clock the archive keeps.
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 |
|---|---|---|---|---|
| Nov 1, 3:18 AM EST | Winter Weather Advisory | ALY | Berkshire | 51 hr |
| Nov 1, 3:18 AM EST | Gale Warning | BOX | 59 hr | |
| Nov 1, 3:07 PM EST | Wind Advisory | BOX | Barnstable, Bristol, Dukes, Essex, Franklin, Hampden and 7 more | 43 hr |
| Nov 1, 4:05 PM EST | Wind Advisory | ALY | Berkshire | 27 hr |
| Nov 1, 6:16 PM EST | Special Weather Statement | ALY | Berkshire | 29 min |
| Nov 1, 6:45 PM EST | Special Weather Statement | ALY | Berkshire | 30 min |
| Nov 1, 6:48 PM EST | Special Weather Statement | BOX | Franklin, Hampden, Hampshire | 57 min |
| Nov 1, 7:44 PM EST | Special Marine Warning | BOX | 46 min | |
| Nov 1, 7:56 PM EST | Special Weather Statement | BOX | Worcester | 64 min |
| Nov 1, 8:18 PM EST | Special Marine Warning | BOX | 42 min | |
| Nov 1, 8:59 PM EST | Special Weather Statement | BOX | Middlesex, Norfolk | 61 min |
| Nov 2, 9:44 PM EST | Small Craft Advisory | BOX | 28 hr | |
| Nov 3, 5:55 AM EST | Special Weather Statement | ALY | Berkshire | 65 min |
| Nov 4, 3:25 AM EST | Small Craft Advisory | BOX | 43 hr | |
| Nov 9, 2:40 AM EST | Dense Fog Advisory | BOX | Essex | 5 hr |
| Nov 10, 2:57 AM EST | Dense Fog Advisory | BOX | Barnstable, Bristol, Dukes, Nantucket, Plymouth | 6 hr |
| Nov 11, 3:21 AM EST | Gale Warning | BOX | 15 hr | |
| Nov 11, 3:21 AM EST | Small Craft Advisory | BOX | 3 days | |
| Nov 11, 6:38 PM EST | Gale Warning | BOX | 7 hr | |
| Nov 14, 3:38 AM EST | Gale Watch | BOX | 12 hr | |
| Nov 14, 4:32 AM EST | Small Craft Advisory | BOX | 11 hr | |
| Nov 14, 3:38 PM EST | Gale Warning | BOX | 36 hr | |
| Nov 14, 3:39 PM EST | Wind Advisory | BOX | Barnstable, Bristol, Dukes, Essex, Middlesex, Nantucket and 4 more | 33 hr |
| Nov 15, 3:40 AM EST | Coastal Flood Advisory | BOX | Barnstable, Dukes, Essex, Nantucket, Norfolk, Plymouth and 1 more | 9 hr |
| Nov 15, 3:33 PM EST | Mesoscale Discussion | SPC | Berkshire | 2 hr |
| Nov 15, 7:01 PM EST | Mesoscale Discussion | SPC | Bristol, Norfolk, Plymouth, Worcester | 59 min |
| Nov 15, 7:32 PM EST | Severe Thunderstorm Watch | SPC | Barnstable, Berkshire, Bristol, Dukes, Essex, Franklin and 8 more | 5 hr |
| Nov 15, 8:52 PM EST | Severe Thunderstorm Warning | BOX | Hampden | 53 min |
| Nov 15, 8:54 PM EST | Special Weather Statement | ALY | Berkshire | 66 min |
| Nov 15, 9:09 PM EST | Special Weather Statement | BOX | Franklin, Hampden, Hampshire | 51 min |
| Nov 15, 9:29 PM EST | Severe Thunderstorm Warning | BOX | Franklin, Hampden, Hampshire, Worcester | 34 min |
| Nov 15, 9:37 PM EST | Mesoscale Discussion | SPC | Barnstable, Berkshire, Bristol, Dukes, Essex, Franklin and 7 more | 113 min |
| Nov 15, 9:45 PM EST | Severe Thunderstorm Warning | BOX | Hampden, Hampshire, Worcester | 45 min |
| Nov 15, 10:22 PM EST | Severe Thunderstorm Warning | BOX | Bristol, Essex, Middlesex, Norfolk, Plymouth, Suffolk and 1 more | 53 min |
| Nov 15, 10:24 PM EST | Severe Thunderstorm Warning | BOX | Bristol, Norfolk, Plymouth, Worcester | 66 min |
| Nov 15, 10:52 PM EST | Special Marine Warning | BOX | 53 min | |
| Nov 15, 11:00 PM EST | Special Marine Warning | BOX | 60 min | |
| Nov 15, 11:41 PM EST | Special Marine Warning | BOX | 64 min | |
| Nov 16, 12:56 AM EST | Small Craft Advisory | BOX | 3 days | |
| Nov 16, 3:54 AM EST | Coastal Flood Statement | BOX | Barnstable, Essex, Nantucket, Norfolk, Plymouth, Suffolk | 11 hr |
| Nov 17, 3:04 PM EST | Small Craft Advisory | BOX | 28 hr | |
| Nov 18, 4:28 PM EST | Gale Watch | BOX | 11 hr | |
| Nov 18, 7:29 PM EST | Small Craft Advisory | BOX | 66 hr | |
| Nov 19, 3:34 PM EST | Gale Warning | BOX | 26 hr | |
| Nov 21, 3:49 PM EST | Small Craft Advisory | BOX | 24 hr | |
| Nov 22, 3:43 PM EST | Gale Warning | BOX | 45 hr | |
| Nov 23, 10:35 AM EST | Special Marine Warning | BOX | 25 min | |
| Nov 23, 10:37 AM EST | Special Marine Warning | BOX | 23 min | |
| Nov 23, 10:55 AM EST | Special Marine Warning | BOX | 65 min | |
| Nov 23, 11:23 AM EST | Tornado Warning | BOX | Barnstable, Dukes | 37 min |
| Nov 23, 11:54 AM EST | Severe Thunderstorm Warning | BOX | Nantucket | 17 min |
| Nov 23, 11:58 AM EST | Severe Thunderstorm Warning | BOX | Barnstable | 21 min |
| Nov 23, 12:01 PM EST | Special Marine Warning | BOX | 29 min | |
| Nov 23, 12:25 PM EST | Special Marine Warning | BOX | 35 min | |
| Nov 23, 1:01 PM EST | Special Marine Warning | BOX | 29 min | |
| Nov 23, 4:10 PM EST | Small Craft Advisory | BOX | 41 hr | |
| Nov 25, 2:59 AM EST | Small Craft Advisory | BOX | 7 hr | |
| Nov 25, 9:31 AM EST | Small Craft Advisory | BOX | 12 hr | |
| Nov 26, 2:46 AM EST | Small Craft Advisory | BOX | 36 hr | |
| Nov 28, 3:47 PM EST | Gale Watch | BOX | 11 hr | |
| Nov 29, 2:34 AM EST | Gale Warning | BOX | 36 hr | |
| Nov 29, 2:42 AM EST | High Wind Watch | BOX | Barnstable, Bristol, Dukes, Essex, Nantucket, Norfolk and 1 more | 25 hr |
| Nov 29, 2:52 PM EST | Wind Advisory | ALY | Berkshire | 31 hr |
| Nov 29, 3:43 PM EST | Wind Advisory | BOX | Essex, Hampden, Middlesex, Norfolk, Suffolk, Worcester | 31 hr |
| Nov 30, 3:29 AM EST | High Wind Warning | BOX | Barnstable, Bristol, Dukes, Essex, Nantucket, Norfolk and 1 more | 19 hr |
| Nov 30, 2:56 PM EST | Gale Warning | BOX | 16 hr | |
| Nov 30, 2:56 PM EST | Storm Warning | BOX | 7 hr | |
| Nov 30, 3:03 PM EST | Coastal Flood Statement | BOX | Barnstable, Bristol, Dukes, Nantucket, Plymouth | 7 hr |
| Nov 30, 6:28 PM EST | Special Weather Statement | ALY | Berkshire | 47 min |
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 | 7 |
| Tornado Warning | 1 |
| Severe Thunderstorm Watch | 1 |
| Mesoscale Discussion | 3 |
| Special Weather Statement | 9 |
| Winter | |
| Winter Weather Advisory | 1 |
| Wind and dust | |
| High Wind Warning | 1 |
| High Wind Watch | 1 |
| Wind Advisory | 5 |
| Fog and smoke | |
| Dense Fog Advisory | 2 |
| Coast and beach | |
| Coastal Flood Advisory | 1 |
| Coastal Flood Statement | 2 |
| Marine | |
| Gale Warning | 8 |
| Special Marine Warning | 11 |
| Storm Warning | 1 |
| Gale Watch | 3 |
| Small Craft Advisory | 12 |
By county
Every county with at least one alert. A county page lists each alert that covered it.
Nearby
Alerts in force nowTornadoes on recordThe radar archive20192021
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.