Weather alerts in New Hampshire, 2019
471 weather alerts in 2019, 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 2019. Tap one for its archive.
- Alerts
- 471
- Warnings
- 101
- Watches
- 31
- Advisories
- 108
- Busiest month
- August89 alerts
- Busiest day
- June 30, 201925 alerts
Over time
By month
Warning verification
How often warnings here had a storm report inside them, and how much warning the reports had.
0 of 1 tornado warnings covering New Hampshire in 2019 had a tornado report inside them.
New Hampshire, 2019
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 1 | 0 | 100% | 0 | ||
| Severe thunderstorm warnings | 30 | 22 | 27% | 46 | 74% | 19 min |
| Flash flood warnings | 6 | 4 | 33% | 16 | 63% | 46 min |
Each office's whole area, 2019
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| NWS Gray, ME: tornado warnings | 1 | 0 | 100% | 0 | ||
| NWS Gray, ME: severe thunderstorm warnings | 59 | 39 | 34% | 82 | 80% | 17 min |
| NWS Gray, ME: flash flood warnings | 8 | 4 | 50% | 19 | 68% | 99 min |
| NWS Boston/Norton, MA: tornado warnings | 13 | 2 | 85% | 7 | 86% | 23 min |
| NWS Boston/Norton, MA: severe thunderstorm warnings | 120 | 68 | 43% | 336 | 63% | 23 min |
| NWS Boston/Norton, MA: flash flood warnings | 12 | 1 | 92% | 1 | 100% | 47 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 | Counties | Lasted |
|---|---|---|---|---|
| Dec 31, 10:15 PM EST | Mesoscale Discussion | SPC | Carroll, Coos, Grafton | 6 hr |
| Jan 1, 3:41 AM EST | Wind Advisory | GYX | Belknap, Cheshire, Hillsborough, Merrimack, Rockingham, Strafford and 1 more | 11 hr |
| Jan 2, 9:22 PM EST | Winter Weather Advisory | GYX | Belknap, Carroll, Strafford | 14 hr |
| Jan 5, 9:56 AM EST | Winter Weather Advisory | GYX | Belknap, Cheshire, Hillsborough, Merrimack, Sullivan | 3 hr |
| Jan 6, 5:25 PM EST | Special Weather Statement | GYX | Carroll, Grafton | 65 min |
| Jan 7, 3:19 AM EST | Winter Weather Advisory | GYX | Belknap, Carroll, Cheshire, Coos, Grafton, Hillsborough and 4 more | 68 hr |
| Jan 7, 4:05 PM EST | Winter Storm Watch | GYX | Coos | 23 hr |
| Jan 8, 3:07 PM EST | Winter Storm Warning | GYX | Carroll, Coos, Grafton | 31 hr |
| Jan 9, 4:25 AM EST | Mesoscale Discussion | SPC | Belknap, Carroll, Coos, Grafton, Merrimack, Sullivan | 6 hr |
| Jan 11, 2:51 AM EST | Wind Chill Advisory | GYX | Carroll, Coos, Grafton | 30 hr |
| Jan 16, 3:16 AM EST | Wind Chill Advisory | GYX | Coos | 31 hr |
| Jan 17, 3:52 AM EST | Winter Storm Watch | GYX | Belknap, Carroll, Cheshire, Coos, Grafton, Hillsborough and 4 more | 36 hr |
| Jan 18, 3:30 PM EST | Winter Storm Warning | GYX | Belknap, Carroll, Cheshire, Coos, Grafton, Hillsborough and 4 more | 52 hr |
| Jan 18, 3:47 PM EST | Coastal Flood Watch | GYX | Rockingham | 24 hr |
| Jan 19, 3:17 PM EST | Coastal Flood Warning | GYX | Rockingham | 22 hr |
| Jan 20, 12:46 AM EST | Mesoscale Discussion | SPC | Belknap, Carroll, Cheshire, Coos, Grafton, Hillsborough and 3 more | 4 hr |
| Jan 20, 3:51 AM EST | Wind Chill Advisory | GYX | Belknap, Carroll, Cheshire, Coos, Grafton, Hillsborough and 4 more | 53 hr |
| Jan 20, 6:42 AM EST | Mesoscale Discussion | SPC | Belknap, Carroll, Cheshire, Coos, Grafton, Hillsborough and 4 more | 6 hr |
| Jan 20, 1:01 PM EST | Mesoscale Discussion | SPC | Belknap, Carroll, Cheshire, Coos, Grafton, Hillsborough and 4 more | 4 hr |
| Jan 21, 6:40 AM EST | Coastal Flood Advisory | GYX | Rockingham | 6 hr |
| Jan 21, 3:16 PM EST | Wind Chill Warning | GYX | Belknap, Carroll, Coos, Grafton, Sullivan | 18 hr |
| Jan 22, 2:51 PM EST | Winter Weather Advisory | GYX | Belknap, Carroll, Cheshire, Coos, Grafton, Sullivan | 44 hr |
| Jan 23, 3:31 AM EST | High Wind Watch | GYX | Rockingham | 12 hr |
| Jan 23, 3:08 PM EST | Coastal Flood Statement | GYX | Rockingham | 20 hr |
| Jan 23, 3:32 PM EST | Wind Advisory | GYX | Rockingham | 27 hr |
| Jan 23, 7:00 PM EST | Mesoscale Discussion | SPC | Coos, Grafton, Sullivan | 4 hr |
| Jan 24, 3:42 AM EST | Flood Watch | GYX | Belknap, Cheshire, Hillsborough, Merrimack, Rockingham, Strafford and 1 more | 15 hr |
| Jan 24, 11:25 AM EST | Coastal Flood Advisory | GYX | Rockingham | 4 hr |
| Jan 24, 2:01 PM EST | Areal Flood Warning | GYX | Belknap, Cheshire, Hillsborough, Merrimack, Rockingham, Strafford and 1 more | 6 hr |
| Jan 24, 4:29 PM EST | Areal Flood Warning | GYX | Belknap, Carroll, Grafton, Merrimack, Strafford | 6 hr |
| Jan 24, 4:56 PM EST | River Flood Warning | GYX | Grafton | 11 hr |
| Jan 24, 4:56 PM EST | River Flood Warning | GYX | Merrimack | 44 hr |
| Jan 24, 8:25 PM EST | Areal Flood Advisory | GYX | Carroll | 6 hr |
| Jan 24, 8:41 PM EST | Areal Flood Advisory | GYX | Sullivan | 6 hr |
| Jan 24, 10:49 PM EST | Areal Flood Warning | GYX | Coos, Grafton | 6 hr |
| Jan 24, 11:05 PM EST | Areal Flood Advisory | GYX | Carroll | 6 hr |
| Jan 25, 2:47 AM EST | Areal Flood Advisory | GYX | Sullivan | 3 hr |
| Jan 25, 2:59 AM EST | River Flood Warning | GYX | Grafton | 31 hr |
| Jan 25, 3:25 AM EST | River Flood Warning | GYX | Carroll | 7 hr |
| Jan 25, 5:37 AM EST | Areal Flood Advisory | GYX | Sullivan | 3 hr |
| Jan 25, 6:15 PM EST | Special Weather Statement | GYX | Carroll | 30 min |
| Jan 27, 7:54 PM EST | Snow Squall Warning | GYX | Coos | 51 min |
| Jan 28, 3:22 AM EST | Winter Storm Watch | GYX | Belknap, Carroll, Cheshire, Coos, Grafton, Merrimack and 2 more | 12 hr |
| Jan 28, 3:12 PM EST | Winter Storm Warning | GYX | Belknap, Carroll, Cheshire, Coos, Grafton, Merrimack and 2 more | 43 hr |
| Jan 28, 3:12 PM EST | Winter Weather Advisory | GYX | Hillsborough, Rockingham | 43 hr |
| Jan 30, 3:22 AM EST | Wind Chill Advisory | GYX | Belknap, Carroll, Cheshire, Coos, Grafton, Hillsborough and 3 more | 32 hr |
| Jan 30, 4:27 PM EST | Snow Squall Warning | GYX | Cheshire, Hillsborough, Merrimack, Sullivan | 48 min |
| Jan 30, 5:14 PM EST | Snow Squall Warning | GYX | Cheshire, Hillsborough, Merrimack, Sullivan | 35 min |
| Jan 30, 5:59 PM EST | Snow Squall Warning | GYX | Hillsborough, Merrimack, Rockingham | 46 min |
| Jan 30, 6:33 PM EST | Snow Squall Warning | GYX | Hillsborough, Rockingham, Strafford | 57 min |
| Jan 30, 7:10 PM EST | Special Weather Statement | GYX | Carroll, Grafton | 50 min |
| Jan 30, 7:23 PM EST | Special Weather Statement | GYX | Carroll | 52 min |
| Jan 30, 7:54 PM EST | Snow Squall Warning | GYX | Carroll | 51 min |
| Jan 30, 8:06 PM EST | Special Weather Statement | GYX | Carroll | 39 min |
| Jan 31, 2:17 PM EST | Wind Chill Advisory | GYX | Coos, Grafton | 19 hr |
| Feb 1, 2:36 PM EST | Wind Chill Advisory | GYX | Coos | 18 hr |
| Feb 3, 2:36 PM EST | Winter Weather Advisory | GYX | Carroll, Coos, Grafton | 12 hr |
| Feb 6, 3:05 AM EST | Winter Weather Advisory | GYX | Belknap, Carroll, Cheshire, Grafton, Hillsborough, Merrimack and 3 more | 24 hr |
| Feb 6, 3:19 PM EST | Winter Weather Advisory | GYX | Carroll, Coos | 12 hr |
| Feb 6, 6:50 PM EST | Mesoscale Discussion | SPC | Belknap, Carroll, Coos, Grafton, Strafford | 6 hr |
| Feb 7, 3:07 AM EST | Winter Weather Advisory | GYX | Belknap, Carroll, Cheshire, Coos, Grafton, Hillsborough and 2 more | 31 hr |
| Feb 8, 2:59 AM EST | Wind Advisory | GYX | Belknap, Carroll, Cheshire, Coos, Grafton, Hillsborough and 4 more | 39 hr |
| Feb 10, 3:40 PM EST | Winter Storm Watch | GYX | Belknap, Carroll, Cheshire, Coos, Grafton, Hillsborough and 4 more | 36 hr |
| Feb 11, 3:04 PM EST | Winter Storm Warning | GYX | Belknap, Carroll, Cheshire, Coos, Grafton, Hillsborough and 4 more | 46 hr |
| Feb 12, 3:35 PM EST | Mesoscale Discussion | SPC | Belknap, Cheshire, Grafton, Hillsborough, Merrimack, Sullivan | 4 hr |
| Feb 12, 11:21 PM EST | Mesoscale Discussion | SPC | Coos | 3 hr |
| Feb 13, 5:03 PM EST | Special Weather Statement | GYX | Belknap, Rockingham, Strafford | 42 min |
| Feb 13, 5:11 PM EST | Special Weather Statement | GYX | Carroll | 64 min |
| Feb 13, 6:16 PM EST | Special Weather Statement | GYX | Carroll | 44 min |
| Feb 15, 8:27 AM EST | Winter Weather Advisory | GYX | Carroll | 15 hr |
| Feb 15, 9:23 PM EST | Dense Fog Advisory | GYX | Belknap, Carroll, Strafford | 4 hr |
| Feb 18, 2:48 AM EST | Wind Chill Advisory | GYX | Carroll, Coos, Grafton | 31 hr |
| Feb 18, 8:08 AM EST | Coastal Flood Advisory | GYX | Rockingham | 112 min |
| Feb 20, 3:11 AM EST | Winter Weather Advisory | GYX | Belknap, Carroll, Cheshire, Coos, Grafton, Hillsborough and 4 more | 33 hr |
| Feb 20, 2:51 PM EST | Coastal Flood Advisory | GYX | Rockingham | 23 hr |
| Feb 20, 10:15 PM EST | Mesoscale Discussion | SPC | Belknap, Carroll, Cheshire, Coos, Grafton, Hillsborough and 4 more | 5 hr |
| Feb 23, 3:11 AM EST | Winter Storm Warning | GYX | Carroll | 45 hr |
| Feb 23, 3:11 AM EST | Winter Weather Advisory | GYX | Belknap, Carroll, Cheshire, Coos, Grafton, Hillsborough and 4 more | 45 hr |
| Feb 23, 2:29 PM EST | High Wind Watch | GYX | Belknap, Carroll, Cheshire, Coos, Grafton, Hillsborough and 4 more | 25 hr |
| Feb 24, 3:00 PM EST | High Wind Warning | GYX | Belknap, Cheshire, Hillsborough, Merrimack, Rockingham, Strafford and 1 more | 30 hr |
| Feb 24, 3:00 PM EST | Wind Advisory | GYX | Carroll, Coos, Grafton | 31 hr |
| Feb 25, 3:34 AM EST | Wind Chill Advisory | GYX | Carroll, Coos, Grafton | 54 hr |
| Feb 25, 5:59 AM EST | Winter Weather Advisory | GYX | Carroll, Coos, Grafton | 14 hr |
| Feb 26, 2:24 AM EST | Wind Advisory | GYX | Belknap, Carroll, Cheshire, Hillsborough, Merrimack, Rockingham and 1 more | 15 hr |
| Feb 26, 2:53 PM EST | Wind Chill Warning | GYX | Coos | 19 hr |
| Mar 1, 1:59 PM EST | Winter Weather Advisory | GYX | Rockingham | 13 hr |
| Mar 2, 3:14 AM EST | Winter Storm Watch | GYX | Belknap, Carroll, Cheshire, Hillsborough, Merrimack, Rockingham and 1 more | 35 hr |
| Mar 3, 3:18 AM EST | Winter Weather Advisory | GYX | Belknap, Carroll, Cheshire, Coos, Grafton, Hillsborough and 2 more | 33 hr |
| Mar 3, 2:34 PM EST | Winter Storm Warning | GYX | Hillsborough, Rockingham, Strafford | 21 hr |
| Mar 4, 3:16 AM EST | Mesoscale Discussion | SPC | Hillsborough, Rockingham, Strafford | 4 hr |
| Mar 9, 2:49 PM EST | Winter Weather Advisory | GYX | Belknap, Carroll, Cheshire, Coos, Grafton, Hillsborough and 3 more | 31 hr |
| Mar 11, 9:28 PM EDT | Special Weather Statement | GYX | Coos | 62 min |
| Mar 11, 9:46 PM EDT | Snow Squall Warning | GYX | Coos | 59 min |
| Mar 11, 11:00 PM EDT | Snow Squall Warning | GYX | Carroll, Coos, Grafton | 60 min |
| Mar 21, 1:46 PM EDT | Coastal Flood Advisory | GYX | Rockingham | 21 hr |
| Mar 22, 3:14 AM EDT | Winter Storm Warning | GYX | Coos | 26 hr |
| Mar 22, 3:14 AM EDT | Winter Weather Advisory | GYX | Belknap, Carroll, Grafton, Merrimack, Strafford, Sullivan | 20 hr |
| Mar 22, 5:29 AM EDT | Mesoscale Discussion | SPC | Coos, Grafton, Sullivan | 4 hr |
| Mar 22, 10:21 AM EDT | Coastal Flood Warning | GYX | Rockingham | 5 hr |
| Mar 22, 3:20 PM EDT | Coastal Flood Statement | GYX | Rockingham | 8 hr |
| Mar 22, 11:08 PM EDT | Coastal Flood Advisory | GYX | Rockingham | 4 hr |
| Mar 30, 8:00 PM EDT | Dense Fog Advisory | GYX | Carroll | 7 hr |
| Apr 2, 3:01 PM EDT | Wind Advisory | GYX | Belknap, Carroll, Cheshire, Grafton, Hillsborough, Merrimack and 3 more | 33 hr |
| Apr 3, 9:35 PM EDT | Special Weather Statement | GYX | Coos | 40 min |
| Apr 4, 3:18 AM EDT | Red Flag Warning | GYX | 16 hr | |
| Apr 7, 3:23 PM EDT | Winter Weather Advisory | GYX | Carroll, Coos | 29 hr |
| Apr 13, 3:36 PM EDT | Flood Watch | GYX | Carroll, Coos, Grafton | 59 hr |
| Apr 15, 4:24 AM EDT | Special Weather Statement | GYX | Cheshire | 36 min |
| Apr 15, 8:08 AM EDT | River Flood Warning | GYX | Grafton | 7 hr |
| Apr 15, 11:09 AM EDT | River Flood Warning | GYX | Grafton, Sullivan | 8 hr |
| Apr 15, 11:33 AM EDT | River Flood Warning | GYX | Coos | 68 hr |
| Apr 18, 3:05 AM EDT | Flood Watch | GYX | Belknap, Carroll, Cheshire, Coos, Grafton, Merrimack and 1 more | 60 hr |
| Apr 20, 6:09 AM EDT | River Flood Warning | GYX | Grafton | 33 hr |
| Apr 20, 6:09 AM EDT | River Flood Warning | GYX | Grafton | 17 hr |
| Apr 20, 8:37 AM EDT | River Flood Warning | GYX | Carroll | 45 hr |
| Apr 20, 11:58 AM EDT | River Flood Warning | GYX | Grafton | 42 hr |
| Apr 20, 11:58 AM EDT | River Flood Warning | GYX | Coos | 5 days |
| Apr 20, 12:30 PM EDT | River Flood Warning | GYX | Coos | 35 hr |
| Apr 20, 12:30 PM EDT | River Flood Warning | GYX | Coos | 21 days |
| Apr 20, 12:30 PM EDT | River Flood Warning | GYX | Grafton | 21 days |
| Apr 20, 4:55 PM EDT | Coastal Flood Statement | GYX | Rockingham | 9 hr |
| Apr 20, 10:56 PM EDT | Dense Fog Advisory | GYX | Rockingham | 9 hr |
| Apr 21, 8:17 AM EDT | Dense Fog Advisory | GYX | Rockingham | 103 min |
| Apr 25, 3:17 PM EDT | Flood Watch | GYX | Carroll, Coos, Grafton | 47 hr |
| Apr 27, 1:35 AM EDT | Special Weather Statement | GYX | Hillsborough | 85 min |
| Apr 27, 4:09 AM EDT | River Flood Warning | GYX | Grafton | 20 hr |
| Apr 27, 4:09 AM EDT | River Flood Warning | GYX | Carroll | 29 hr |
| Apr 27, 4:09 AM EDT | River Flood Warning | GYX | Merrimack | 42 hr |
| Apr 27, 6:10 AM EDT | River Flood Warning | GYX | Grafton | 24 hr |
| Apr 27, 5:50 PM EDT | River Flood Warning | GYX | Coos | 8 hr |
| May 11, 11:37 AM EDT | River Flood Warning | GYX | Coos | 70 hr |
| May 13, 2:36 PM EDT | Winter Weather Advisory | GYX | Carroll, Coos, Grafton | 21 hr |
| May 19, 7:25 PM EDT | Special Weather Statement | GYX | Sullivan | 50 min |
| May 20, 1:23 AM EDT | Special Weather Statement | GYX | Coos | 52 min |
| May 20, 6:05 AM EDT | Special Weather Statement | GYX | Carroll, Grafton | 40 min |
| May 20, 1:01 PM EDT | Mesoscale Discussion | SPC | Belknap, Carroll, Cheshire, Coos, Grafton, Hillsborough and 4 more | 119 min |
| May 20, 2:00 PM EDT | Severe Thunderstorm Watch | SPC | Belknap, Carroll, Cheshire, Coos, Grafton, Hillsborough and 4 more | 5 hr |
| May 20, 5:16 PM EDT | Mesoscale Discussion | SPC | Belknap, Carroll, Cheshire, Grafton, Hillsborough, Merrimack and 3 more | 119 min |
| May 23, 11:02 PM EDT | Special Weather Statement | GYX | Rockingham | 28 min |
| May 24, 2:57 PM EDT | Beach Hazards Statement | GYX | Rockingham | 30 hr |
| May 26, 3:36 AM EDT | Beach Hazards Statement | GYX | Rockingham | 16 hr |
| May 27, 2:59 AM EDT | Frost Advisory | GYX | Carroll | 29 hr |
| May 27, 2:59 AM EDT | Freeze Warning | GYX | Coos | 29 hr |
| May 27, 3:00 AM EDT | Beach Hazards Statement | GYX | Rockingham | 17 hr |
| May 31, 3:33 AM EDT | Beach Hazards Statement | GYX | Rockingham | 17 hr |
| Jun 2, 1:15 PM EDT | Mesoscale Discussion | SPC | Cheshire, Hillsborough | 2 hr |
| Jun 2, 3:20 PM EDT | Special Weather Statement | GYX | Cheshire | 25 min |
| Jun 2, 3:36 PM EDT | Severe Thunderstorm Warning | GYX | Cheshire | 39 min |
| Jun 2, 4:13 PM EDT | Special Weather Statement | GYX | Hillsborough | 32 min |
| Jun 2, 4:35 PM EDT | Special Weather Statement | GYX | Hillsborough, Merrimack | 25 min |
| Jun 2, 4:52 PM EDT | Severe Thunderstorm Warning | GYX | Hillsborough, Merrimack, Rockingham | 38 min |
| Jun 6, 2:09 PM EDT | Beach Hazards Statement | GYX | Rockingham | 29 hr |
| Jun 8, 2:41 AM EDT | Beach Hazards Statement | GYX | Rockingham | 17 hr |
| Jun 9, 3:07 AM EDT | Beach Hazards Statement | GYX | Rockingham | 17 hr |
| Jun 15, 3:00 AM EDT | Beach Hazards Statement | GYX | Rockingham | 16 hr |
| Jun 19, 12:06 AM EDT | Dense Fog Advisory | GYX | Belknap, Carroll, Cheshire, Hillsborough, Merrimack, Rockingham and 1 more | 10 hr |
| Jun 19, 6:52 PM EDT | Dense Fog Advisory | GYX | Rockingham | 14 hr |
| Jun 20, 2:23 PM EDT | Special Weather Statement | GYX | Sullivan | 37 min |
| Jun 20, 4:43 PM EDT | Dense Fog Advisory | GYX | Rockingham, Strafford | 6 hr |
| Jun 21, 2:46 PM EDT | Beach Hazards Statement | GYX | Rockingham | 29 hr |
| Jun 22, 5:16 PM EDT | Special Weather Statement | GYX | Strafford | 29 min |
| Jun 23, 3:21 AM EDT | Beach Hazards Statement | GYX | Rockingham | 17 hr |
| Jun 26, 4:50 PM EDT | Mesoscale Discussion | SPC | Cheshire, Grafton, Sullivan | 85 min |
| Jun 26, 8:30 PM EDT | Special Weather Statement | GYX | Coos | 45 min |
| Jun 26, 8:34 PM EDT | Special Weather Statement | GYX | Coos | 41 min |
| Jun 26, 8:40 PM EDT | Special Weather Statement | GYX | Grafton | 50 min |
| Jun 26, 9:11 PM EDT | Special Weather Statement | GYX | Cheshire | 34 min |
| Jun 26, 9:24 PM EDT | Special Weather Statement | GYX | Grafton | 51 min |
| Jun 26, 9:43 PM EDT | Special Weather Statement | GYX | Cheshire | 32 min |
| Jun 26, 9:50 PM EDT | Special Weather Statement | GYX | Grafton | 40 min |
| Jun 26, 10:26 PM EDT | Severe Thunderstorm Warning | GYX | Belknap, Carroll, Grafton, Merrimack | 34 min |
| Jun 26, 10:57 PM EDT | Severe Thunderstorm Warning | GYX | Belknap, Carroll, Grafton | 48 min |
| Jun 26, 11:05 PM EDT | Areal Flood Advisory | GYX | Belknap, Carroll, Grafton, Merrimack | 55 min |
| Jun 26, 11:31 PM EDT | Special Weather Statement | GYX | Belknap | 44 min |
| Jun 27, 12:13 AM EDT | Special Weather Statement | GYX | Strafford | 32 min |
| Jun 27, 9:11 PM EDT | Dense Fog Advisory | GYX | Rockingham | 11 hr |
| Jun 29, 5:58 PM EDT | Mesoscale Discussion | SPC | Coos, Grafton | 3 hr |
| Jun 29, 6:23 PM EDT | Mesoscale Discussion | SPC | Coos, Grafton | 2 hr |
| Jun 29, 6:38 PM EDT | Severe Thunderstorm Warning | GYX | Coos | 52 min |
| Jun 29, 7:27 PM EDT | Special Weather Statement | GYX | Coos | 33 min |
| Jun 29, 8:11 PM EDT | Special Weather Statement | GYX | Grafton | 34 min |
| Jun 29, 8:36 PM EDT | Special Weather Statement | GYX | Grafton | 24 min |
| Jun 29, 8:58 PM EDT | Special Weather Statement | GYX | Grafton | 32 min |
| Jun 29, 9:29 PM EDT | Special Weather Statement | GYX | Grafton | 31 min |
| Jun 29, 10:01 PM EDT | Special Weather Statement | GYX | Grafton | 29 min |
| Jun 29, 10:51 PM EDT | Special Weather Statement | GYX | Merrimack, Rockingham, Strafford | 39 min |
| Jun 29, 11:22 PM EDT | Special Weather Statement | GYX | Rockingham, Strafford | 38 min |
| Jun 29, 11:25 PM EDT | Severe Thunderstorm Warning | GYX | Rockingham | 50 min |
| Jun 30, 12:00 AM EDT | Special Weather Statement | GYX | Strafford | 30 min |
| Jun 30, 11:21 AM EDT | Special Weather Statement | GYX | Sullivan | 24 min |
| Jun 30, 11:44 AM EDT | Special Weather Statement | GYX | Grafton | 31 min |
| Jun 30, 12:15 PM EDT | Special Weather Statement | GYX | Grafton | 45 min |
| Jun 30, 12:34 PM EDT | Special Weather Statement | GYX | Sullivan | 41 min |
| Jun 30, 12:50 PM EDT | Special Weather Statement | GYX | Hillsborough | 40 min |
| Jun 30, 12:59 PM EDT | Special Weather Statement | GYX | Belknap, Carroll | 46 min |
| Jun 30, 1:05 PM EDT | Special Weather Statement | GYX | Cheshire | 40 min |
| Jun 30, 1:32 PM EDT | Special Weather Statement | GYX | Hillsborough | 28 min |
| Jun 30, 1:33 PM EDT | Special Weather Statement | GYX | Rockingham | 42 min |
| Jun 30, 1:38 PM EDT | Severe Thunderstorm Warning | GYX | Hillsborough | 22 min |
| Jun 30, 1:52 PM EDT | Special Weather Statement | GYX | Strafford | 38 min |
| Jun 30, 1:53 PM EDT | Special Weather Statement | GYX | Cheshire | 37 min |
| Jun 30, 2:24 PM EDT | Special Weather Statement | GYX | Strafford | 51 min |
| Jun 30, 2:44 PM EDT | Severe Thunderstorm Warning | GYX | Rockingham | 31 min |
| Jun 30, 2:48 PM EDT | Special Weather Statement | GYX | Carroll | 42 min |
| Jun 30, 4:05 PM EDT | Special Weather Statement | GYX | Cheshire | 40 min |
| Jul 3, 10:28 PM EDT | Coastal Flood Advisory | GYX | Rockingham | 4 hr |
| Jul 6, 11:18 AM EDT | Heat Advisory | GYX | Hillsborough, Rockingham | 6 hr |
| Jul 6, 12:27 PM EDT | Areal Flood Advisory | GYX | Coos | 2 hr |
| Jul 6, 12:36 PM EDT | Mesoscale Discussion | SPC | Belknap, Carroll, Coos, Grafton, Hillsborough, Merrimack and 3 more | 2 hr |
| Jul 6, 1:08 PM EDT | Severe Thunderstorm Watch | SPC | Belknap, Carroll, Cheshire, Coos, Grafton, Hillsborough and 4 more | 5 hr |
| Jul 6, 1:37 PM EDT | Special Weather Statement | GYX | Coos | 38 min |
| Jul 6, 2:11 PM EDT | Special Weather Statement | GYX | Strafford | 34 min |
| Jul 6, 2:15 PM EDT | Severe Thunderstorm Warning | GYX | Coos | 60 min |
| Jul 6, 2:25 PM EDT | Special Weather Statement | BOX | Cheshire | 50 min |
| Jul 6, 2:47 PM EDT | Special Weather Statement | GYX | Grafton | 43 min |
| Jul 6, 2:49 PM EDT | Special Weather Statement | GYX | Hillsborough | 26 min |
| Jul 6, 3:50 PM EDT | Mesoscale Discussion | SPC | Belknap, Carroll, Cheshire, Hillsborough, Merrimack, Rockingham and 1 more | 115 min |
| Jul 6, 4:19 PM EDT | Special Weather Statement | GYX | Belknap, Strafford | 41 min |
| Jul 6, 4:43 PM EDT | Severe Thunderstorm Warning | GYX | Belknap, Merrimack, Rockingham, Strafford | 24 min |
| Jul 11, 4:58 PM EDT | Areal Flood Advisory | GYX | Grafton | 62 min |
| Jul 11, 8:22 PM EDT | Areal Flood Advisory | GYX | Carroll, Grafton | 113 min |
| Jul 11, 9:32 PM EDT | Flash Flood Warning | GYX | Grafton | 118 min |
| Jul 11, 11:27 PM EDT | Flash Flood Warning | GYX | Grafton | 5 hr |
| Jul 12, 6:43 PM EDT | Special Weather Statement | GYX | Strafford | 47 min |
| Jul 12, 7:37 PM EDT | Special Weather Statement | GYX | Rockingham, Strafford | 38 min |
| Jul 17, 1:03 PM EDT | Mesoscale Discussion | SPC | Cheshire, Hillsborough | 2 hr |
| Jul 17, 3:46 PM EDT | Special Weather Statement | GYX | Rockingham | 59 min |
| Jul 17, 5:19 PM EDT | Areal Flood Advisory | GYX | Cheshire, Hillsborough, Rockingham | 116 min |
| Jul 18, 3:30 AM EDT | Excessive Heat Watch | GYX | Hillsborough, Merrimack, Rockingham, Strafford | 36 hr |
| Jul 19, 3:49 AM EDT | Heat Advisory | GYX | Belknap, Carroll, Cheshire, Coos, Grafton, Hillsborough and 4 more | 63 hr |
| Jul 19, 3:15 PM EDT | Excessive Heat Warning | GYX | Hillsborough, Merrimack, Rockingham, Strafford | 51 hr |
| Jul 27, 3:02 PM EDT | Special Weather Statement | GYX | Carroll | 58 min |
| Jul 27, 6:16 PM EDT | Areal Flood Advisory | GYX | Coos | 119 min |
| Jul 27, 6:54 PM EDT | Severe Thunderstorm Warning | GYX | Carroll, Coos | 51 min |
| Jul 28, 1:45 PM EDT | Mesoscale Discussion | SPC | Belknap, Carroll, Cheshire, Coos, Grafton, Merrimack and 1 more | 2 hr |
| Jul 28, 2:59 PM EDT | Severe Thunderstorm Warning | GYX | Coos | 34 min |
| Jul 28, 3:12 PM EDT | Flash Flood Warning | GYX | Coos | 117 min |
| Jul 28, 4:13 PM EDT | Special Weather Statement | GYX | Coos | 32 min |
| Jul 28, 4:56 PM EDT | Mesoscale Discussion | SPC | Belknap, Cheshire, Hillsborough, Merrimack, Rockingham, Sullivan | 2 hr |
| Jul 28, 5:08 PM EDT | Special Weather Statement | GYX | Coos | 37 min |
| Jul 29, 6:28 AM EDT | Dense Fog Advisory | GYX | Carroll, Coos, Grafton | 107 min |
| Jul 29, 3:23 PM EDT | Heat Advisory | GYX | Belknap, Carroll, Hillsborough, Merrimack, Rockingham, Strafford | 29 hr |
| Jul 30, 4:22 PM EDT | Mesoscale Discussion | SPC | Sullivan | 113 min |
| Jul 30, 5:16 PM EDT | Special Weather Statement | GYX | Cheshire | 29 min |
| Jul 30, 5:37 PM EDT | Special Weather Statement | GYX | Hillsborough | 23 min |
| Jul 30, 5:38 PM EDT | Special Weather Statement | BOX | Cheshire | 37 min |
| Jul 30, 6:31 PM EDT | Special Weather Statement | GYX | Cheshire | 29 min |
| Jul 30, 6:32 PM EDT | Mesoscale Discussion | SPC | Belknap, Carroll, Cheshire, Coos, Grafton, Hillsborough and 2 more | 88 min |
| Jul 30, 6:48 PM EDT | Special Weather Statement | GYX | Grafton | 27 min |
| Jul 30, 6:58 PM EDT | Severe Thunderstorm Warning | GYX | Coos, Grafton | 36 min |
| Jul 30, 7:31 PM EDT | Special Weather Statement | GYX | Grafton | 29 min |
| Jul 30, 8:22 PM EDT | Special Weather Statement | GYX | Carroll | 53 min |
| Jul 31, 5:49 AM EDT | Special Weather Statement | GYX | Coos | 41 min |
| Jul 31, 12:39 PM EDT | Mesoscale Discussion | SPC | Belknap, Carroll, Cheshire, Hillsborough, Merrimack, Rockingham and 2 more | 66 min |
| Jul 31, 2:58 PM EDT | Severe Thunderstorm Warning | GYX | Rockingham, Strafford | 47 min |
| Jul 31, 3:41 PM EDT | Severe Thunderstorm Warning | GYX | Rockingham, Strafford | 49 min |
| Jul 31, 3:56 PM EDT | Severe Thunderstorm Warning | GYX | Rockingham, Strafford | 27 min |
| Jul 31, 5:03 PM EDT | Special Weather Statement | GYX | Grafton | 27 min |
| Jul 31, 5:59 PM EDT | Special Weather Statement | GYX | Carroll | 61 min |
| Aug 3, 1:02 PM EDT | Mesoscale Discussion | SPC | Belknap, Cheshire, Hillsborough, Merrimack, Strafford, Sullivan | 2 hr |
| Aug 3, 2:22 PM EDT | Severe Thunderstorm Warning | GYX | Cheshire | 38 min |
| Aug 3, 2:29 PM EDT | Mesoscale Discussion | SPC | Coos, Grafton | 2 hr |
| Aug 3, 2:50 PM EDT | Special Weather Statement | BOX | Cheshire | 25 min |
| Aug 3, 3:00 PM EDT | Special Weather Statement | GYX | Hillsborough | 30 min |
| Aug 3, 3:39 PM EDT | Severe Thunderstorm Warning | GYX | Cheshire | 27 min |
| Aug 3, 4:25 PM EDT | Special Weather Statement | GYX | Belknap | 35 min |
| Aug 3, 5:08 PM EDT | Special Weather Statement | GYX | Strafford | 37 min |
| Aug 3, 5:15 PM EDT | Special Weather Statement | GYX | Strafford | 30 min |
| Aug 3, 5:28 PM EDT | Severe Thunderstorm Warning | GYX | Strafford | 47 min |
| Aug 7, 1:02 PM EDT | Mesoscale Discussion | SPC | Cheshire, Hillsborough | 88 min |
| Aug 7, 1:26 PM EDT | Mesoscale Discussion | SPC | Belknap, Carroll, Cheshire, Coos, Grafton, Hillsborough and 2 more | 94 min |
| Aug 7, 2:10 PM EDT | Severe Thunderstorm Watch | SPC | Cheshire, Hillsborough, Merrimack, Sullivan | 7 hr |
| Aug 7, 2:44 PM EDT | Special Weather Statement | GYX | Cheshire | 61 min |
| Aug 7, 3:09 PM EDT | Areal Flood Advisory | GYX | Cheshire | 3 hr |
| Aug 7, 3:20 PM EDT | Flash Flood Warning | GYX | Cheshire | 2 hr |
| Aug 7, 3:46 PM EDT | Special Weather Statement | GYX | Belknap, Merrimack, Strafford | 59 min |
| Aug 7, 3:50 PM EDT | Severe Thunderstorm Warning | GYX | Strafford | 28 min |
| Aug 7, 3:57 PM EDT | Mesoscale Discussion | SPC | Cheshire, Hillsborough | 93 min |
| Aug 7, 4:48 PM EDT | Areal Flood Advisory | GYX | Belknap, Merrimack | 117 min |
| Aug 7, 5:02 PM EDT | Special Weather Statement | GYX | Carroll, Grafton | 58 min |
| Aug 7, 5:20 PM EDT | Special Weather Statement | GYX | Rockingham | 40 min |
| Aug 7, 5:47 PM EDT | Severe Thunderstorm Warning | GYX | Carroll | 43 min |
| Aug 7, 5:58 PM EDT | Flash Flood Warning | GYX | Carroll | 2 hr |
| Aug 7, 6:00 PM EDT | Special Weather Statement | GYX | Rockingham | 45 min |
| Aug 7, 6:38 PM EDT | Special Weather Statement | GYX | Rockingham | 37 min |
| Aug 7, 6:56 PM EDT | Mesoscale Discussion | SPC | Cheshire, Hillsborough, Sullivan | 64 min |
| Aug 7, 7:34 PM EDT | Special Weather Statement | GYX | Cheshire, Hillsborough | 56 min |
| Aug 7, 7:59 PM EDT | Areal Flood Advisory | GYX | Coos | 2 hr |
| Aug 7, 8:24 PM EDT | Flash Flood Watch | GYX | Belknap, Carroll, Cheshire, Grafton, Hillsborough, Merrimack and 3 more | 7 hr |
| Aug 7, 8:45 PM EDT | Special Weather Statement | GYX | Belknap, Rockingham | 60 min |
| Aug 7, 10:36 PM EDT | Areal Flood Advisory | GYX | Rockingham, Strafford | 6 hr |
| Aug 8, 5:39 PM EDT | Special Weather Statement | GYX | Cheshire | 36 min |
| Aug 8, 6:03 PM EDT | Special Weather Statement | GYX | Hillsborough | 27 min |
| Aug 8, 6:34 PM EDT | Special Weather Statement | GYX | Cheshire | 26 min |
| Aug 8, 6:36 PM EDT | Areal Flood Advisory | GYX | Cheshire | 3 hr |
| Aug 8, 7:01 PM EDT | Special Weather Statement | GYX | Hillsborough | 29 min |
| Aug 8, 7:06 PM EDT | Special Weather Statement | GYX | Strafford | 24 min |
| Aug 8, 7:07 PM EDT | Special Weather Statement | GYX | Rockingham | 23 min |
| Aug 8, 7:21 PM EDT | Special Weather Statement | GYX | Rockingham | 39 min |
| Aug 8, 7:25 PM EDT | Special Weather Statement | GYX | Cheshire | 50 min |
| Aug 8, 7:53 PM EDT | Special Weather Statement | GYX | Rockingham | 52 min |
| Aug 8, 10:08 PM EDT | Special Weather Statement | GYX | Coos | 67 min |
| Aug 10, 3:27 PM EDT | Special Weather Statement | GYX | Coos | 33 min |
| Aug 13, 2:23 PM EDT | Special Weather Statement | GYX | Strafford | 37 min |
| Aug 13, 2:58 PM EDT | Special Weather Statement | GYX | Strafford | 62 min |
| Aug 13, 6:40 PM EDT | Special Weather Statement | GYX | Rockingham | 50 min |
| Aug 13, 7:26 PM EDT | Special Weather Statement | GYX | Rockingham | 49 min |
| Aug 13, 8:11 PM EDT | Special Weather Statement | GYX | Rockingham | 49 min |
| Aug 17, 11:33 AM EDT | Flash Flood Watch | GYX | Coos, Grafton | 11 hr |
| Aug 17, 6:22 PM EDT | Mesoscale Discussion | SPC | Cheshire, Grafton, Merrimack, Sullivan | 2 hr |
| Aug 17, 7:07 PM EDT | Special Weather Statement | GYX | Grafton, Sullivan | 53 min |
| Aug 17, 7:26 PM EDT | Severe Thunderstorm Warning | GYX | Grafton, Merrimack, Sullivan | 49 min |
| Aug 17, 7:36 PM EDT | Severe Thunderstorm Warning | GYX | Cheshire | 54 min |
| Aug 17, 8:10 PM EDT | Severe Thunderstorm Warning | GYX | Belknap, Grafton, Merrimack, Sullivan | 50 min |
| Aug 17, 8:28 PM EDT | Special Weather Statement | GYX | Hillsborough | 47 min |
| Aug 17, 8:45 PM EDT | Special Weather Statement | GYX | Belknap, Carroll, Merrimack | 60 min |
| Aug 17, 9:09 PM EDT | Special Weather Statement | GYX | Hillsborough | 66 min |
| Aug 17, 9:46 PM EDT | Special Weather Statement | GYX | Rockingham, Strafford | 59 min |
| Aug 18, 6:11 PM EDT | Mesoscale Discussion | SPC | Cheshire, Hillsborough, Sullivan | 2 hr |
| Aug 18, 9:50 PM EDT | Special Weather Statement | GYX | Cheshire | 25 min |
| Aug 18, 10:11 PM EDT | Special Weather Statement | GYX | Cheshire | 49 min |
| Aug 18, 11:20 PM EDT | Special Weather Statement | GYX | Strafford | 25 min |
| Aug 19, 12:29 AM EDT | Areal Flood Advisory | GYX | Carroll, Strafford | 2 hr |
| Aug 19, 1:38 PM EDT | Mesoscale Discussion | SPC | Belknap, Carroll, Cheshire, Hillsborough, Merrimack, Rockingham and 1 more | 67 min |
| Aug 19, 2:20 PM EDT | Severe Thunderstorm Watch | SPC | Belknap, Carroll, Cheshire, Hillsborough, Merrimack, Rockingham and 1 more | 5 hr |
| Aug 19, 2:31 PM EDT | Special Weather Statement | GYX | Belknap, Merrimack | 29 min |
| Aug 19, 2:36 PM EDT | Severe Thunderstorm Warning | GYX | Belknap, Merrimack | 39 min |
| Aug 19, 2:38 PM EDT | Special Weather Statement | GYX | Merrimack | 52 min |
| Aug 19, 2:54 PM EDT | Special Weather Statement | GYX | Strafford | 51 min |
| Aug 19, 3:16 PM EDT | Severe Thunderstorm Warning | GYX | Rockingham, Strafford | 44 min |
| Aug 19, 3:34 PM EDT | Special Weather Statement | GYX | Rockingham | 41 min |
| Aug 19, 3:42 PM EDT | Severe Thunderstorm Warning | GYX | Rockingham, Strafford | 37 min |
| Aug 19, 3:55 PM EDT | Special Weather Statement | GYX | Hillsborough | 50 min |
| Aug 21, 7:00 AM EDT | Special Weather Statement | GYX | Cheshire | 45 min |
| Aug 21, 11:31 AM EDT | Mesoscale Discussion | SPC | Cheshire, Hillsborough, Rockingham | 119 min |
| Aug 21, 1:45 PM EDT | Special Weather Statement | GYX | Rockingham | 30 min |
| Aug 21, 1:52 PM EDT | Severe Thunderstorm Warning | GYX | Hillsborough, Rockingham | 38 min |
| Aug 21, 1:53 PM EDT | Severe Thunderstorm Watch | SPC | Belknap, Cheshire, Hillsborough, Merrimack, Rockingham, Strafford and 1 more | 7 hr |
| Aug 21, 3:55 PM EDT | Mesoscale Discussion | SPC | Cheshire, Hillsborough, Merrimack, Sullivan | 95 min |
| Aug 21, 5:08 PM EDT | Special Weather Statement | GYX | Merrimack | 37 min |
| Aug 21, 5:29 PM EDT | Special Weather Statement | GYX | Merrimack | 31 min |
| Aug 21, 5:32 PM EDT | Severe Thunderstorm Warning | GYX | Hillsborough, Merrimack, Rockingham | 43 min |
| Aug 21, 5:37 PM EDT | Tornado Warning | GYX | Hillsborough, Merrimack, Rockingham | 23 min |
| Aug 21, 6:11 PM EDT | Special Weather Statement | GYX | Strafford | 34 min |
| Aug 21, 6:20 PM EDT | Mesoscale Discussion | SPC | Belknap, Cheshire, Hillsborough, Merrimack, Rockingham, Strafford | 115 min |
| Aug 21, 6:44 PM EDT | Special Weather Statement | GYX | Strafford | 31 min |
| Aug 28, 3:48 AM EDT | Flash Flood Watch | GYX | Hillsborough, Rockingham, Strafford | 25 hr |
| Aug 28, 11:37 PM EDT | Areal Flood Advisory | GYX | Hillsborough, Merrimack, Rockingham, Strafford | 3 hr |
| Sep 2, 3:58 PM EDT | Mesoscale Discussion | SPC | Cheshire, Hillsborough | 3 hr |
| Sep 4, 10:56 AM EDT | Special Weather Statement | GYX | Coos | 34 min |
| Sep 4, 11:19 AM EDT | Mesoscale Discussion | SPC | Belknap, Carroll, Cheshire, Grafton, Hillsborough, Merrimack and 1 more | 116 min |
| Sep 4, 12:37 PM EDT | Special Weather Statement | GYX | Sullivan | 23 min |
| Sep 4, 12:41 PM EDT | Special Weather Statement | GYX | Carroll | 34 min |
| Sep 4, 12:53 PM EDT | Severe Thunderstorm Watch | SPC | Belknap, Carroll, Cheshire, Grafton, Hillsborough, Merrimack and 3 more | 8 hr |
| Sep 4, 12:58 PM EDT | Special Weather Statement | GYX | Belknap, Merrimack | 32 min |
| Sep 4, 1:26 PM EDT | Special Weather Statement | GYX | Belknap | 34 min |
| Sep 4, 2:40 PM EDT | Special Weather Statement | GYX | Cheshire | 35 min |
| Sep 4, 3:07 PM EDT | Special Weather Statement | GYX | Merrimack | 23 min |
| Sep 4, 3:27 PM EDT | Mesoscale Discussion | SPC | Belknap, Carroll, Cheshire, Grafton, Hillsborough, Merrimack and 3 more | 93 min |
| Sep 4, 4:54 PM EDT | Special Weather Statement | GYX | Coos | 51 min |
| Sep 4, 5:01 PM EDT | Severe Thunderstorm Warning | GYX | Coos | 59 min |
| Sep 6, 3:11 AM EDT | High Surf Advisory | GYX | Rockingham | 47 hr |
| Sep 6, 2:42 PM EDT | Coastal Flood Statement | GYX | Rockingham | 29 hr |
| Sep 17, 4:14 PM EDT | Frost Advisory | GYX | Coos | 11 hr |
| Sep 18, 3:12 AM EDT | Frost Advisory | GYX | Carroll, Cheshire, Grafton, Sullivan | 29 hr |
| Sep 18, 3:12 AM EDT | Freeze Warning | GYX | Carroll, Coos | 29 hr |
| Sep 19, 3:08 AM EDT | High Surf Advisory | GYX | Rockingham | 43 hr |
| Sep 23, 8:55 PM EDT | Special Weather Statement | GYX | Cheshire, Sullivan | 35 min |
| Sep 23, 9:33 PM EDT | Special Weather Statement | GYX | Grafton | 42 min |
| Sep 23, 9:36 PM EDT | Special Weather Statement | GYX | Hillsborough | 39 min |
| Sep 23, 10:38 PM EDT | Special Weather Statement | GYX | Rockingham | 37 min |
| Sep 29, 2:54 AM EDT | Frost Advisory | GYX | Carroll, Grafton | 28 hr |
| Sep 30, 2:56 AM EDT | Rip Current Statement | GYX | Rockingham | 39 hr |
| Oct 1, 8:59 AM EDT | Coastal Flood Statement | GYX | Rockingham | 6 hr |
| Oct 1, 3:06 PM EDT | Coastal Flood Statement | GYX | Rockingham | 12 hr |
| Oct 1, 7:47 PM EDT | Special Weather Statement | GYX | Carroll | 28 min |
| Oct 2, 9:32 AM EDT | Coastal Flood Statement | GYX | Rockingham | 7 hr |
| Oct 2, 3:14 PM EDT | Frost Advisory | GYX | Carroll, Grafton | 17 hr |
| Oct 4, 2:48 AM EDT | Frost Advisory | GYX | Belknap, Carroll, Hillsborough, Merrimack, Rockingham, Strafford | 29 hr |
| Oct 4, 2:48 AM EDT | Freeze Warning | GYX | Belknap, Carroll, Cheshire, Grafton, Hillsborough, Merrimack and 1 more | 29 hr |
| Oct 5, 7:40 AM EDT | Freeze Warning | GYX | Hillsborough, Rockingham, Strafford | 24 hr |
| Oct 9, 3:38 PM EDT | High Surf Advisory | GYX | Rockingham | 3 days |
| Oct 10, 3:04 PM EDT | Coastal Flood Statement | GYX | Rockingham | 9 hr |
| Oct 11, 2:55 AM EDT | Coastal Flood Statement | GYX | Rockingham | 10 hr |
| Oct 13, 3:02 AM EDT | High Surf Advisory | GYX | Rockingham | 12 hr |
| Oct 14, 12:54 AM EDT | Dense Fog Advisory | GYX | Belknap, Carroll, Hillsborough, Merrimack, Rockingham, Strafford | 7 hr |
| Oct 16, 3:40 AM EDT | High Wind Watch | GYX | Rockingham | 11 hr |
| Oct 16, 3:09 PM EDT | Flood Watch | GYX | Cheshire, Hillsborough, Merrimack, Sullivan | 17 hr |
| Oct 16, 3:09 PM EDT | High Wind Warning | GYX | Rockingham, Strafford | 17 hr |
| Oct 16, 3:09 PM EDT | Wind Advisory | GYX | Belknap, Hillsborough, Merrimack, Rockingham, Strafford | 18 hr |
| Oct 17, 1:35 AM EDT | Areal Flood Advisory | GYX | Cheshire | 6 hr |
| Oct 17, 1:46 AM EDT | Areal Flood Advisory | GYX | Hillsborough | 6 hr |
| Oct 17, 2:19 AM EDT | Areal Flood Advisory | GYX | Rockingham | 3 hr |
| Oct 17, 2:41 AM EDT | Areal Flood Advisory | GYX | Merrimack, Sullivan | 2 hr |
| Oct 17, 3:18 AM EDT | Coastal Flood Statement | GYX | Rockingham | 11 hr |
| Oct 17, 3:38 AM EDT | Areal Flood Warning | GYX | Cheshire, Hillsborough, Rockingham | 3 hr |
| Oct 17, 4:32 AM EDT | Areal Flood Advisory | GYX | Carroll | 3 hr |
| Oct 27, 3:07 PM EDT | Coastal Flood Watch | GYX | Rockingham | 12 hr |
| Oct 27, 3:07 PM EDT | Coastal Flood Advisory | GYX | Rockingham | 11 hr |
| Oct 28, 3:34 AM EDT | Coastal Flood Advisory | GYX | Rockingham | 9 hr |
| Oct 29, 5:04 AM EDT | Coastal Flood Statement | GYX | Rockingham | 9 hr |
| Oct 30, 3:30 PM EDT | Wind Advisory | GYX | Belknap, Carroll, Cheshire, Coos, Grafton, Hillsborough and 4 more | 50 hr |
| Oct 31, 2:56 AM EDT | Coastal Flood Statement | GYX | Rockingham | 25 hr |
| Nov 10, 3:31 PM EST | Winter Storm Watch | GYX | Coos | 12 hr |
| Nov 11, 3:18 AM EST | Winter Storm Warning | GYX | Coos | 36 hr |
| Nov 11, 3:18 AM EST | Winter Weather Advisory | GYX | Belknap, Carroll, Cheshire, Coos, Grafton, Hillsborough and 4 more | 36 hr |
| Nov 15, 2:34 PM EST | Mesoscale Discussion | SPC | Coos | 3 hr |
| Nov 15, 6:10 PM EST | Special Weather Statement | GYX | Coos | 50 min |
| Nov 15, 6:47 PM EST | Snow Squall Warning | GYX | Coos | 28 min |
| Nov 17, 2:41 PM EST | Coastal Flood Statement | GYX | Rockingham | 25 hr |
| Nov 17, 2:47 PM EST | Winter Weather Advisory | GYX | Belknap, Carroll, Cheshire, Coos, Grafton, Hillsborough and 4 more | 46 hr |
| Nov 18, 6:36 AM EST | Winter Weather Advisory | GYX | Cheshire, Hillsborough | 8 hr |
| Nov 20, 3:27 AM EST | Coastal Flood Statement | GYX | Rockingham | 17 hr |
| Nov 21, 9:17 PM EST | Winter Weather Advisory | GYX | Carroll, Coos, Grafton | 11 hr |
| Nov 23, 3:13 AM EST | Winter Storm Watch | GYX | Carroll, Coos, Grafton, Sullivan | 13 hr |
| Nov 23, 3:46 PM EST | Winter Storm Warning | GYX | Carroll, Coos | 35 hr |
| Nov 23, 3:46 PM EST | Winter Weather Advisory | GYX | Belknap, Carroll, Cheshire, Coos, Grafton, Hillsborough and 4 more | 35 hr |
| Nov 24, 3:17 AM EST | Coastal Flood Statement | GYX | Rockingham | 8 hr |
| Nov 24, 2:23 PM EST | Coastal Flood Statement | GYX | Rockingham | 9 hr |
| Nov 27, 3:32 AM EST | Winter Weather Advisory | GYX | Coos | 29 hr |
| Nov 27, 3:35 AM EST | Coastal Flood Statement | GYX | Rockingham | 8 hr |
| Nov 28, 3:14 AM EST | Coastal Flood Statement | GYX | Rockingham | 10 hr |
| Nov 29, 4:14 PM EST | Winter Storm Watch | GYX | Belknap, Carroll, Cheshire, Grafton, Hillsborough, Merrimack and 3 more | 60 hr |
| Nov 30, 3:23 PM EST | Winter Storm Warning | GYX | Cheshire, Hillsborough, Merrimack, Rockingham, Strafford, Sullivan | 3 days |
| Dec 1, 4:04 AM EST | Winter Weather Advisory | GYX | Belknap, Carroll, Grafton | 61 hr |
| Dec 1, 7:05 PM EST | Mesoscale Discussion | SPC | Cheshire, Hillsborough, Merrimack, Rockingham, Strafford, Sullivan | 5 hr |
| Dec 2, 8:41 AM EST | Coastal Flood Statement | GYX | Rockingham | 8 hr |
| Dec 2, 10:45 PM EST | Coastal Flood Statement | GYX | Rockingham | 7 hr |
| Dec 3, 12:42 PM EST | Mesoscale Discussion | SPC | Coos | 4 hr |
| Dec 9, 2:28 PM EST | Dense Fog Advisory | GYX | Belknap, Carroll, Cheshire, Grafton, Hillsborough, Merrimack and 2 more | 4 hr |
| Dec 11, 8:21 PM EST | Special Weather Statement | GYX | Coos | 54 min |
| Dec 11, 8:50 PM EST | Mesoscale Discussion | SPC | Grafton, Sullivan | 2 hr |
| Dec 11, 9:08 PM EST | Special Weather Statement | GYX | Coos | 52 min |
| Dec 11, 9:50 PM EST | Special Weather Statement | GYX | Carroll, Coos, Grafton | 55 min |
| Dec 13, 3:19 AM EST | Flood Watch | GYX | Belknap, Carroll, Hillsborough, Merrimack, Rockingham, Strafford | 40 hr |
| Dec 13, 9:56 AM EST | Winter Weather Advisory | GYX | Belknap, Carroll, Cheshire, Coos, Grafton, Hillsborough and 2 more | 15 hr |
| Dec 13, 3:56 PM EST | Coastal Flood Advisory | GYX | Rockingham | 23 hr |
| Dec 13, 10:18 PM EST | River Flood Watch | BOX | Hillsborough | 62 hr |
| Dec 14, 5:57 AM EST | Areal Flood Advisory | GYX | Rockingham, Strafford | 3 hr |
| Dec 14, 6:55 AM EST | Areal Flood Advisory | GYX | Carroll, Hillsborough, Rockingham, Strafford | 3 hr |
| Dec 14, 8:35 AM EST | Flash Flood Warning | GYX | Rockingham, Strafford | 8 hr |
| Dec 14, 9:57 AM EST | Areal Flood Advisory | GYX | Belknap, Carroll, Cheshire, Hillsborough, Merrimack, Rockingham and 1 more | 6 hr |
| Dec 14, 12:36 PM EST | River Flood Warning | GYX | Merrimack | 29 hr |
| Dec 14, 3:17 PM EST | Wind Advisory | GYX | Belknap, Carroll, Cheshire, Coos, Grafton, Hillsborough and 4 more | 31 hr |
| Dec 14, 4:04 PM EST | Areal Flood Warning | GYX | Rockingham, Strafford | 6 hr |
| Dec 16, 3:11 PM EST | Winter Weather Advisory | GYX | Belknap, Carroll, Cheshire, Grafton, Hillsborough, Merrimack and 3 more | 31 hr |
| Dec 18, 3:36 PM EST | Special Weather Statement | GYX | Carroll | 54 min |
| Dec 18, 3:40 PM EST | Wind Chill Advisory | GYX | Coos | 21 hr |
| Dec 18, 4:10 PM EST | Special Weather Statement | GYX | Rockingham | 35 min |
| Dec 18, 4:25 PM EST | Special Weather Statement | GYX | Sullivan | 50 min |
| Dec 18, 4:57 PM EST | Special Weather Statement | GYX | Belknap | 48 min |
| Dec 18, 4:58 PM EST | Special Weather Statement | GYX | Grafton | 62 min |
| Dec 18, 5:08 PM EST | Snow Squall Warning | GYX | Belknap, Carroll, Grafton, Merrimack | 37 min |
| Dec 18, 5:33 PM EST | Snow Squall Warning | GYX | Carroll, Coos, Grafton | 27 min |
| Dec 18, 5:35 PM EST | Snow Squall Warning | GYX | Belknap, Carroll, Strafford | 25 min |
| Dec 18, 5:57 PM EST | Special Weather Statement | GYX | Carroll | 63 min |
| Dec 18, 6:13 PM EST | Special Weather Statement | GYX | Carroll | 62 min |
| Dec 18, 6:14 PM EST | Special Weather Statement | GYX | Grafton | 61 min |
| Dec 18, 6:18 PM EST | Snow Squall Warning | GYX | Carroll, Coos, Grafton | 57 min |
| Dec 18, 6:44 PM EST | Special Weather Statement | GYX | Sullivan | 46 min |
| Dec 18, 6:51 PM EST | Special Weather Statement | GYX | Carroll | 54 min |
| Dec 18, 7:00 PM EST | Snow Squall Warning | GYX | Belknap, Carroll, Grafton, Merrimack | 28 min |
| Dec 18, 7:19 PM EST | Special Weather Statement | GYX | Belknap | 56 min |
| Dec 18, 7:25 PM EST | Special Weather Statement | GYX | Cheshire | 35 min |
| Dec 18, 7:59 PM EST | Special Weather Statement | GYX | Strafford | 61 min |
| Dec 26, 3:41 AM EST | Winter Weather Advisory | GYX | Belknap, Carroll, Cheshire, Coos, Grafton, Hillsborough and 4 more | 36 hr |
| Dec 28, 2:56 PM EST | Winter Storm Watch | GYX | Belknap, Carroll, Cheshire, Coos, Grafton, Hillsborough and 4 more | 37 hr |
| Dec 29, 3:51 AM EST | Winter Storm Warning | GYX | Belknap, Carroll, Cheshire, Coos, Grafton, Hillsborough and 3 more | 59 hr |
| Dec 29, 3:51 AM EST | Winter Weather Advisory | GYX | Belknap, Carroll, Coos, Grafton, Hillsborough, Rockingham and 1 more | 59 hr |
| Dec 29, 7:28 PM EST | Mesoscale Discussion | SPC | Belknap, Cheshire, Grafton, Hillsborough, Merrimack, Rockingham and 2 more | 4 hr |
| Dec 31, 12:06 AM EST | Coastal Flood Statement | GYX | Rockingham | 16 hr |
By product
Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.
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 archive20182020
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.