Alert archive / New Hampshire / 2021
Weather alerts in New Hampshire, March 2021
34 weather alerts in March 2021, 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 March 2021. Tap one for its archive.
- Alerts
- 34
- Warnings
- 4
- Watches
- 1
- Advisories
- 11
- Busiest day
- March 1, 20217 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 |
|---|---|---|---|---|
| Mar 1, 2:39 AM EST | Wind Chill Warning | GYX | Coos | 32 hr |
| Mar 1, 2:39 AM EST | Wind Chill Advisory | GYX | Carroll, Grafton | 32 hr |
| Mar 1, 3:23 AM EST | Wind Advisory | GYX | Belknap, Carroll, Cheshire, Coos, Grafton, Hillsborough and 4 more | 37 hr |
| Mar 1, 8:22 AM EST | Coastal Flood Statement | GYX | Rockingham | 6 hr |
| Mar 1, 3:02 PM EST | High Wind Warning | GYX | Carroll | 24 hr |
| Mar 1, 5:06 PM EST | Special Weather Statement | GYX | Carroll | 54 min |
| Mar 1, 6:38 PM EST | Special Weather Statement | GYX | Carroll, Grafton | 37 min |
| Mar 1, 10:18 PM EST | Special Weather Statement | GYX | Belknap, Merrimack, Strafford | 57 min |
| Mar 2, 10:53 AM EST | Winter Weather Advisory | GYX | Coos | 5 min |
| Mar 2, 10:58 AM EST | Wind Chill Advisory | GYX | Coos | 5 hr |
| Mar 4, 3:17 AM EST | Wind Advisory | GYX | Carroll | 21 hr |
| Mar 12, 3:18 AM EST | Wind Advisory | GYX | Belknap, Carroll, Hillsborough, Merrimack, Rockingham, Strafford | 31 hr |
| Mar 12, 9:19 PM EST | Special Weather Statement | GYX | Coos | 56 min |
| Mar 12, 10:17 PM EST | Special Weather Statement | GYX | Carroll | 43 min |
| Mar 12, 11:33 PM EST | Special Weather Statement | GYX | Grafton | 42 min |
| Mar 13, 12:18 AM EST | Special Weather Statement | GYX | Belknap, Carroll, Grafton, Sullivan | 42 min |
| Mar 13, 12:57 AM EST | Special Weather Statement | GYX | Coos | 63 min |
| Mar 14, 3:24 AM EDT | Wind Chill Advisory | GYX | Coos, Grafton | 33 hr |
| Mar 14, 1:03 PM EDT | Special Weather Statement | GYX | Carroll | 42 min |
| Mar 14, 1:18 PM EDT | Special Weather Statement | GYX | Rockingham | 42 min |
| Mar 14, 1:51 PM EDT | Special Weather Statement | GYX | Carroll | 39 min |
| Mar 14, 1:54 PM EDT | Special Weather Statement | GYX | Rockingham | 51 min |
| Mar 14, 1:57 PM EDT | Special Weather Statement | GYX | Rockingham | 48 min |
| Mar 14, 2:37 PM EDT | Special Weather Statement | GYX | Hillsborough | 23 min |
| Mar 25, 8:46 PM EDT | Dense Fog Advisory | GYX | Rockingham | 15 hr |
| Mar 26, 3:31 AM EDT | Wind Advisory | GYX | Cheshire, Hillsborough, Merrimack, Sullivan | 20 hr |
| Mar 26, 11:10 AM EDT | Special Weather Statement | GYX | Merrimack | 35 min |
| Mar 26, 3:24 PM EDT | Special Weather Statement | GYX | Carroll, Grafton | 36 min |
| Mar 26, 4:02 PM EDT | Special Weather Statement | GYX | Belknap, Carroll | 28 min |
| Mar 26, 4:19 PM EDT | Severe Thunderstorm Warning | GYX | Carroll | 41 min |
| Mar 26, 4:52 PM EDT | Severe Thunderstorm Warning | GYX | Belknap, Carroll, Strafford | 38 min |
| Mar 28, 3:28 AM EDT | Wind Advisory | GYX | Belknap, Carroll, Cheshire, Coos, Grafton, Hillsborough and 4 more | 38 hr |
| Mar 28, 3:39 AM EDT | Flood Watch | GYX | Carroll, Coos, Grafton | 23 hr |
| Mar 28, 3:36 PM EDT | Coastal Flood Advisory | GYX | Rockingham | 9 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 | 2 |
| Special Weather Statement | 17 |
| Flooding | |
| Flood Watch | 1 |
| Winter | |
| Winter Weather Advisory | 1 |
| Cold | |
| Wind Chill Warning | 1 |
| Wind Chill Advisory | 3 |
| Wind and dust | |
| High Wind Warning | 1 |
| Wind Advisory | 5 |
| Fog and smoke | |
| Dense Fog Advisory | 1 |
| Coast and beach | |
| Coastal Flood Advisory | 1 |
| Coastal Flood Statement | 1 |
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 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.