Weather alerts in New Hampshire, 2024
460 weather alerts in 2024, 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 2024. Tap one for its archive.
- Alerts
- 460
- Warnings
- 128
- Watches
- 38
- Advisories
- 118
- Busiest month
- August81 alerts
- Busiest day
- June 20, 202421 alerts
Over time
By month
Warning verification
How often warnings here had a storm report inside them, and how much warning the reports had.
1 of 5 tornado warnings covering New Hampshire in 2024 had a tornado report inside them; 1 of 2 tornado reports fell inside a warning, on average 19 minutes after it went out.
New Hampshire, 2024
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 5 | 1 | 80% | 2 | 50% | 19 min |
| Severe thunderstorm warnings | 53 | 50 | 6% | 246 | 80% | 19 min |
| Flash flood warnings | 13 | 8 | 38% | 45 | 89% | 133 min |
Each office's whole area, 2024
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| NWS Boston/Norton, MA: tornado warnings | 4 | 1 | 75% | 2 | 50% | 0 min |
| NWS Boston/Norton, MA: severe thunderstorm warnings | 109 | 81 | 26% | 290 | 91% | 26 min |
| NWS Boston/Norton, MA: flash flood warnings | 21 | 5 | 76% | 13 | 85% | 59 min |
| NWS Gray, ME: tornado warnings | 5 | 1 | 80% | 2 | 50% | 19 min |
| NWS Gray, ME: severe thunderstorm warnings | 99 | 77 | 22% | 324 | 81% | 19 min |
| NWS Gray, ME: flash flood warnings | 29 | 13 | 55% | 53 | 89% | 128 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 |
|---|---|---|---|---|
| Jan 4, 2:32 PM EST | Winter Storm Watch | GYX | Belknap, Carroll, Cheshire, Hillsborough, Merrimack, Rockingham and 2 more | 37 hr |
| Jan 6, 3:50 AM EST | Winter Storm Warning | GYX | Belknap, Carroll, Cheshire, Grafton, Hillsborough, Merrimack and 3 more | 39 hr |
| Jan 6, 3:50 AM EST | Winter Weather Advisory | GYX | Carroll, Coos, Grafton | 39 hr |
| Jan 6, 8:35 PM EST | Mesoscale Discussion | SPC | Cheshire, Hillsborough, Merrimack, Rockingham, Sullivan | 6 hr |
| Jan 7, 12:16 PM EST | Mesoscale Discussion | SPC | Cheshire, Hillsborough, Rockingham, Strafford | 3 hr |
| Jan 8, 3:21 AM EST | High Wind Watch | GYX | Coos, Grafton, Rockingham | 25 hr |
| Jan 8, 3:55 AM EST | Flood Watch | GYX | Belknap, Hillsborough, Merrimack, Rockingham, Strafford | 55 hr |
| Jan 8, 4:13 AM EST | Winter Storm Watch | GYX | Carroll, Coos | 25 hr |
| Jan 8, 10:30 AM EST | Coastal Flood Watch | GYX | Rockingham | 24 hr |
| Jan 9, 4:26 AM EST | High Wind Warning | GYX | Coos, Grafton, Rockingham | 31 hr |
| Jan 9, 4:26 AM EST | Wind Advisory | GYX | Belknap, Cheshire, Grafton, Hillsborough, Merrimack, Rockingham and 2 more | 33 hr |
| Jan 9, 5:11 AM EST | Winter Storm Warning | GYX | Carroll, Coos | 30 hr |
| Jan 9, 5:11 AM EST | Winter Weather Advisory | GYX | Belknap, Cheshire, Coos, Grafton, Hillsborough, Merrimack and 3 more | 30 hr |
| Jan 9, 10:25 AM EST | Coastal Flood Warning | GYX | Rockingham | 27 hr |
| Jan 10, 3:46 AM EST | Areal Flood Warning | GYX | Hillsborough, Merrimack, Rockingham, Strafford | 6 hr |
| Jan 10, 7:26 AM EST | Areal Flood Advisory | GYX | Belknap, Carroll, Grafton, Strafford | 4 hr |
| Jan 10, 7:56 AM EST | River Flood Warning | GYX | Belknap, Merrimack | 37 hr |
| Jan 10, 9:55 AM EST | Areal Flood Advisory | GYX | Hillsborough, Merrimack, Rockingham, Strafford | 3 hr |
| Jan 10, 12:23 PM EST | River Flood Warning | GYX | Rockingham, Strafford | 15 hr |
| Jan 11, 3:15 AM EST | Coastal Flood Watch | GYX | Rockingham | 25 hr |
| Jan 11, 3:18 AM EST | High Wind Watch | GYX | Rockingham | 24 hr |
| Jan 12, 3:21 AM EST | Wind Advisory | GYX | Coos, Grafton, Rockingham | 37 hr |
| Jan 12, 3:55 AM EST | Winter Weather Advisory | GYX | Carroll, Coos, Grafton, Sullivan | 39 hr |
| Jan 12, 4:06 AM EST | Coastal Flood Warning | GYX | Rockingham | 35 hr |
| Jan 12, 11:59 AM EST | River Flood Warning | GYX | Belknap, Merrimack | 56 hr |
| Jan 13, 10:24 AM EST | Flash Flood Warning | GYX | Rockingham | 3 hr |
| Jan 13, 11:30 AM EST | River Flood Warning | BOX | Hillsborough | 21 days |
| Jan 14, 11:49 AM EST | Mesoscale Discussion | SPC | Belknap, Carroll, Cheshire, Coos, Grafton, Hillsborough and 4 more | 4 hr |
| Jan 14, 2:15 PM EST | Snow Squall Warning | GYX | Belknap, Carroll, Cheshire, Grafton, Hillsborough, Merrimack and 1 more | 60 min |
| Jan 14, 2:52 PM EST | Snow Squall Warning | GYX | Carroll, Coos, Grafton | 53 min |
| Jan 14, 2:56 PM EST | Snow Squall Warning | GYX | Belknap, Hillsborough, Merrimack, Rockingham | 64 min |
| Jan 14, 3:14 PM EST | Snow Squall Warning | GYX | Belknap, Carroll, Cheshire, Grafton, Hillsborough, Merrimack and 3 more | 61 min |
| Jan 14, 3:44 PM EST | Snow Squall Warning | GYX | Carroll, Coos, Grafton | 61 min |
| Jan 14, 3:58 PM EST | Snow Squall Warning | GYX | Belknap, Carroll, Merrimack, Rockingham, Strafford | 62 min |
| Jan 14, 4:08 PM EST | Mesoscale Discussion | SPC | Carroll | 4 hr |
| Jan 14, 4:40 PM EST | Snow Squall Warning | GYX | Carroll, Coos | 65 min |
| Jan 14, 4:54 PM EST | Snow Squall Warning | GYX | Rockingham, Strafford | 66 min |
| Jan 14, 9:49 PM EST | River Flood Warning | BOX | Hillsborough | 27 hr |
| Jan 15, 3:31 PM EST | Winter Weather Advisory | GYX | Belknap, Carroll, Cheshire, Coos, Grafton, Hillsborough and 4 more | 30 hr |
| Jan 24, 2:39 AM EST | Winter Weather Advisory | GYX | Belknap, Carroll, Cheshire, Coos, Grafton, Hillsborough and 4 more | 28 hr |
| Jan 24, 8:00 PM EST | Mesoscale Discussion | SPC | Carroll, Coos, Grafton | 4 hr |
| Jan 25, 2:41 PM EST | Winter Weather Advisory | GYX | Belknap, Carroll, Cheshire, Coos, Grafton, Hillsborough and 2 more | 28 hr |
| Jan 27, 2:35 AM EST | Winter Storm Watch | GYX | Cheshire, Hillsborough, Rockingham | 24 hr |
| Jan 28, 2:42 AM EST | Winter Storm Warning | GYX | Cheshire, Hillsborough | 29 hr |
| Jan 28, 2:42 AM EST | Winter Weather Advisory | GYX | Belknap, Carroll, Grafton, Hillsborough, Merrimack, Rockingham and 2 more | 29 hr |
| Feb 9, 9:07 AM EST | Coastal Flood Advisory | GYX | Rockingham | 113 min |
| Feb 9, 3:31 PM EST | Coastal Flood Advisory | GYX | Rockingham | 20 hr |
| Feb 10, 1:47 PM EST | Special Weather Statement | GYX | Coos | 28 min |
| Feb 11, 3:37 AM EST | Winter Storm Watch | GYX | Cheshire, Hillsborough, Merrimack, Rockingham, Strafford | 35 hr |
| Feb 11, 3:39 AM EST | Coastal Flood Advisory | GYX | Rockingham | 10 hr |
| Feb 12, 3:01 AM EST | Coastal Flood Watch | GYX | Rockingham | 13 hr |
| Feb 12, 3:01 AM EST | Coastal Flood Advisory | GYX | Rockingham | 11 hr |
| Feb 12, 2:49 PM EST | Winter Weather Advisory | GYX | Hillsborough, Rockingham | 7 hr |
| Feb 12, 3:32 PM EST | Coastal Flood Advisory | GYX | Rockingham | 24 hr |
| Feb 13, 3:37 PM EST | Coastal Flood Advisory | GYX | Rockingham | 12 hr |
| Feb 15, 3:17 AM EST | Winter Weather Advisory | GYX | Carroll, Coos, Grafton | 31 hr |
| Feb 15, 3:08 PM EST | Wind Advisory | GYX | Cheshire, Hillsborough, Merrimack, Rockingham, Sullivan | 22 hr |
| Feb 16, 6:25 AM EST | Special Weather Statement | GYX | Cheshire | 50 min |
| Feb 17, 1:20 PM EST | Snow Squall Warning | GYX | Carroll | 40 min |
| Feb 19, 3:15 AM EST | Special Weather Statement | GYX | Carroll | 45 min |
| Feb 27, 2:38 PM EST | Wind Advisory | GYX | Belknap, Carroll, Cheshire, Coos, Grafton, Hillsborough and 4 more | 51 hr |
| Feb 27, 2:51 PM EST | Flood Watch | GYX | Carroll, Coos, Grafton | 36 hr |
| Feb 27, 7:07 PM EST | Dense Fog Advisory | GYX | Rockingham | 5 hr |
| Feb 28, 8:03 PM EST | Special Weather Statement | GYX | Cheshire, Sullivan | 72 min |
| Feb 28, 9:06 PM EST | Special Weather Statement | GYX | Carroll, Coos, Grafton | 84 min |
| Feb 28, 9:09 PM EST | Special Weather Statement | GYX | Belknap, Hillsborough, Merrimack, Rockingham, Strafford | 96 min |
| Feb 28, 9:55 PM EST | Special Weather Statement | GYX | Carroll | 80 min |
| Mar 6, 9:43 AM EST | Flood Watch | GYX | Belknap, Carroll, Cheshire, Grafton, Hillsborough, Merrimack and 3 more | 26 hr |
| Mar 6, 12:55 PM EST | River Flood Warning | GYX | Belknap, Grafton | 46 hr |
| Mar 6, 12:55 PM EST | River Flood Warning | GYX | Grafton | 34 hr |
| Mar 6, 12:55 PM EST | River Flood Warning | GYX | Carroll | 31 hr |
| Mar 6, 12:55 PM EST | River Flood Warning | GYX | Belknap, Merrimack | 21 days |
| Mar 7, 4:57 AM EST | Areal Flood Advisory | GYX | Carroll, Grafton | 6 hr |
| Mar 7, 5:03 AM EST | Areal Flood Advisory | GYX | Cheshire, Hillsborough, Merrimack, Rockingham, Strafford | 2 hr |
| Mar 7, 7:43 AM EST | River Flood Warning | GYX | Grafton | 2 hr |
| Mar 7, 11:38 AM EST | River Flood Warning | GYX | Coos, Grafton | 48 hr |
| Mar 8, 2:41 PM EST | Flood Watch | GYX | Belknap, Carroll, Hillsborough, Merrimack, Rockingham, Strafford | 47 hr |
| Mar 8, 3:06 PM EST | Winter Storm Watch | GYX | Carroll, Coos, Grafton | 24 hr |
| Mar 8, 3:24 PM EST | Coastal Flood Watch | GYX | Rockingham | 24 hr |
| Mar 9, 5:51 AM EST | Coastal Flood Advisory | GYX | Rockingham | 5 hr |
| Mar 9, 12:01 PM EST | River Flood Warning | GYX | Belknap, Merrimack | 65 hr |
| Mar 9, 3:05 PM EST | Coastal Flood Warning | GYX | Rockingham | 23 hr |
| Mar 9, 3:10 PM EST | Wind Advisory | GYX | Rockingham | 22 hr |
| Mar 9, 3:10 PM EST | Winter Storm Warning | GYX | Carroll, Coos, Grafton | 22 hr |
| Mar 9, 11:27 PM EST | Mesoscale Discussion | SPC | Coos | 5 hr |
| Mar 10, 7:33 AM EDT | Areal Flood Advisory | GYX | Rockingham, Strafford | 6 hr |
| Mar 10, 2:54 PM EDT | Wind Advisory | GYX | Belknap, Carroll, Cheshire, Coos, Grafton, Hillsborough and 4 more | 32 hr |
| Mar 10, 8:25 PM EDT | Coastal Flood Advisory | GYX | Rockingham | 6 hr |
| Mar 11, 2:46 AM EDT | Winter Weather Advisory | GYX | Coos | 20 hr |
| Mar 11, 2:55 AM EDT | Coastal Flood Advisory | GYX | Rockingham | 11 hr |
| Mar 20, 3:07 PM EDT | Winter Weather Advisory | GYX | Carroll, Coos, Grafton | 18 hr |
| Mar 20, 6:17 PM EDT | Special Weather Statement | GYX | Cheshire, Sullivan | 43 min |
| Mar 20, 7:08 PM EDT | Special Weather Statement | GYX | Grafton | 52 min |
| Mar 20, 8:00 PM EDT | Special Weather Statement | GYX | Belknap, Carroll, Coos, Grafton | 45 min |
| Mar 21, 3:27 AM EDT | Winter Storm Watch | GYX | Belknap, Carroll, Coos, Grafton, Merrimack, Strafford and 1 more | 35 hr |
| Mar 22, 2:57 AM EDT | Flood Watch | GYX | Hillsborough, Rockingham, Strafford | 44 hr |
| Mar 22, 3:22 AM EDT | Winter Storm Warning | GYX | Belknap, Carroll, Cheshire, Coos, Grafton, Hillsborough and 3 more | 48 hr |
| Mar 22, 2:13 PM EDT | Winter Weather Advisory | GYX | Hillsborough, Rockingham | 11 min |
| Mar 22, 2:24 PM EDT | Winter Weather Advisory | GYX | Hillsborough, Rockingham | 34 hr |
| Mar 23, 3:27 AM EDT | Mesoscale Discussion | SPC | Belknap, Carroll, Cheshire, Coos, Grafton, Hillsborough and 4 more | 4 hr |
| Mar 23, 8:29 AM EDT | Mesoscale Discussion | SPC | Belknap, Carroll, Cheshire, Coos, Grafton, Hillsborough and 3 more | 4 hr |
| Mar 23, 5:32 PM EDT | Areal Flood Advisory | GYX | Hillsborough, Merrimack, Rockingham | 4 hr |
| Mar 23, 5:41 PM EDT | Areal Flood Advisory | GYX | Rockingham, Strafford | 4 hr |
| Mar 23, 5:57 PM EDT | Mesoscale Discussion | SPC | Belknap, Merrimack, Rockingham, Strafford | 3 hr |
| Mar 23, 7:10 PM EDT | Mesoscale Discussion | SPC | Carroll, Coos, Grafton, Sullivan | 5 hr |
| Mar 26, 3:42 AM EDT | Winter Weather Advisory | GYX | Belknap, Carroll, Coos, Grafton, Hillsborough, Merrimack | 23 hr |
| Mar 27, 2:49 PM EDT | Flood Watch | GYX | Belknap, Carroll, Cheshire, Hillsborough, Merrimack, Rockingham and 1 more | 46 hr |
| Mar 28, 11:37 AM EDT | River Flood Warning | GYX | Belknap, Merrimack | 52 hr |
| Apr 1, 3:51 PM EDT | Winter Storm Watch | GYX | Belknap, Carroll, Cheshire, Coos, Grafton, Hillsborough and 3 more | 24 hr |
| Apr 2, 3:32 PM EDT | Winter Storm Warning | GYX | Belknap, Carroll, Cheshire, Coos, Grafton, Hillsborough and 4 more | 52 hr |
| Apr 2, 4:02 PM EDT | Coastal Flood Watch | GYX | Rockingham | 23 hr |
| Apr 3, 3:07 PM EDT | Coastal Flood Warning | GYX | Rockingham | 19 hr |
| Apr 4, 1:43 AM EDT | Mesoscale Discussion | SPC | Belknap, Carroll, Coos, Grafton, Hillsborough, Merrimack and 3 more | 6 hr |
| Apr 4, 10:43 AM EDT | Special Weather Statement | GYX | Strafford | 2 hr |
| Apr 4, 7:56 PM EDT | Winter Weather Advisory | GYX | Belknap, Carroll, Coos, Grafton, Strafford | 11 hr |
| Apr 8, 9:05 AM EDT | Coastal Flood Statement | GYX | Rockingham | 4 hr |
| Apr 8, 7:17 PM EDT | Coastal Flood Statement | GYX | Rockingham | 7 hr |
| Apr 9, 3:03 PM EDT | Coastal Flood Advisory | GYX | Rockingham | 11 hr |
| Apr 10, 2:48 PM EDT | Flood Watch | GYX | Carroll, Coos, Grafton | 48 hr |
| Apr 10, 3:00 PM EDT | Coastal Flood Advisory | GYX | Rockingham | 12 hr |
| Apr 11, 3:46 PM EDT | Coastal Flood Advisory | GYX | Rockingham | 11 hr |
| Apr 11, 7:41 PM EDT | Wind Advisory | GYX | Rockingham | 20 hr |
| Apr 12, 5:55 AM EDT | Areal Flood Advisory | GYX | Belknap, Cheshire, Hillsborough, Merrimack, Rockingham, Sullivan | 6 hr |
| Apr 12, 6:32 AM EDT | Areal Flood Advisory | GYX | Carroll, Grafton | 4 hr |
| Apr 12, 7:55 AM EDT | Flash Flood Warning | GYX | Carroll, Coos, Grafton | 5 hr |
| Apr 12, 8:14 AM EDT | River Flood Warning | GYX | Belknap, Merrimack | 59 hr |
| Apr 12, 9:27 AM EDT | Areal Flood Advisory | GYX | Rockingham, Strafford | 6 hr |
| Apr 12, 9:47 AM EDT | River Flood Warning | GYX | Grafton | 19 hr |
| Apr 12, 11:19 AM EDT | River Flood Warning | GYX | Grafton | 17 hr |
| Apr 12, 11:25 AM EDT | River Flood Warning | GYX | Carroll | 27 hr |
| Apr 12, 12:53 PM EDT | Areal Flood Warning | GYX | Carroll, Coos, Grafton | 6 hr |
| Apr 12, 5:08 PM EDT | River Flood Warning | GYX | Belknap, Grafton | 24 hr |
| May 7, 8:24 PM EDT | Coastal Flood Statement | GYX | Rockingham | 5 hr |
| May 8, 2:23 PM EDT | Mesoscale Discussion | SPC | Cheshire, Hillsborough, Merrimack, Rockingham, Sullivan | 2 hr |
| May 8, 3:46 PM EDT | Special Weather Statement | BTV | Sullivan | 29 min |
| May 8, 5:53 PM EDT | Coastal Flood Advisory | GYX | Rockingham | 8 hr |
| May 9, 4:25 PM EDT | Coastal Flood Statement | GYX | Rockingham | 10 hr |
| May 11, 2:45 PM EDT | Frost Advisory | GYX | Carroll, Strafford | 16 hr |
| May 14, 4:13 PM EDT | Special Weather Statement | GYX | Coos | 47 min |
| May 15, 3:22 PM EDT | Special Weather Statement | GYX | Coos | 38 min |
| May 15, 5:04 PM EDT | Areal Flood Advisory | GYX | Coos | 3 hr |
| May 21, 1:08 PM EDT | Mesoscale Discussion | SPC | Belknap, Carroll, Cheshire, Coos, Grafton, Merrimack and 1 more | 2 hr |
| May 21, 2:10 PM EDT | Special Weather Statement | GYX | Grafton | 35 min |
| May 21, 3:38 PM EDT | Special Weather Statement | GYX | Strafford | 52 min |
| May 21, 4:21 PM EDT | Special Weather Statement | GYX | Belknap | 39 min |
| May 21, 4:24 PM EDT | Special Weather Statement | GYX | Cheshire | 51 min |
| May 21, 4:35 PM EDT | Severe Thunderstorm Warning | GYX | Cheshire, Sullivan | 55 min |
| May 21, 4:48 PM EDT | Special Weather Statement | GYX | Cheshire | 42 min |
| May 21, 5:13 PM EDT | Areal Flood Advisory | GYX | Cheshire, Sullivan | 3 hr |
| May 21, 5:29 PM EDT | Special Weather Statement | GYX | Merrimack | 46 min |
| May 21, 5:37 PM EDT | Flash Flood Warning | GYX | Cheshire, Sullivan | 2 hr |
| May 21, 6:14 PM EDT | Areal Flood Advisory | GYX | Belknap, Hillsborough, Merrimack, Rockingham, Strafford | 119 min |
| May 21, 6:19 PM EDT | Special Weather Statement | GYX | Hillsborough | 41 min |
| May 21, 6:42 PM EDT | Severe Thunderstorm Warning | GYX | Hillsborough, Merrimack, Rockingham | 23 min |
| May 23, 11:55 AM EDT | Special Weather Statement | GYX | Coos | 35 min |
| May 23, 12:00 PM EDT | Special Weather Statement | GYX | Grafton | 45 min |
| May 23, 4:41 PM EDT | Beach Hazards Statement | GYX | Rockingham | 27 hr |
| May 24, 10:28 PM EDT | Beach Hazards Statement | GYX | Rockingham | 22 hr |
| May 25, 9:32 PM EDT | Beach Hazards Statement | GYX | Rockingham | 22 hr |
| May 26, 9:10 PM EDT | Special Weather Statement | GYX | Cheshire | 50 min |
| May 26, 10:03 PM EDT | Special Weather Statement | GYX | Hillsborough | 27 min |
| May 26, 10:51 PM EDT | Special Weather Statement | GYX | Hillsborough | 39 min |
| May 28, 12:01 AM EDT | Areal Flood Advisory | GYX | Carroll, Coos, Grafton | 4 hr |
| May 28, 5:52 AM EDT | Dense Fog Advisory | GYX | Rockingham | 3 hr |
| May 30, 1:58 PM EDT | Frost Advisory | GYX | Coos, Grafton | 17 hr |
| May 31, 2:57 AM EDT | Beach Hazards Statement | GYX | Rockingham | 17 hr |
| Jun 1, 2:57 AM EDT | Beach Hazards Statement | GYX | Rockingham | 17 hr |
| Jun 2, 2:42 AM EDT | Beach Hazards Statement | GYX | Rockingham | 17 hr |
| Jun 5, 12:54 PM EDT | Mesoscale Discussion | SPC | Belknap, Carroll, Rockingham, Strafford | 2 hr |
| Jun 5, 1:42 PM EDT | Special Weather Statement | GYX | Strafford | 33 min |
| Jun 5, 3:23 PM EDT | Areal Flood Advisory | GYX | Coos | 2 hr |
| Jun 5, 4:03 PM EDT | Special Weather Statement | GYX | Strafford | 42 min |
| Jun 5, 4:40 PM EDT | Severe Thunderstorm Warning | GYX | Rockingham | 39 min |
| Jun 5, 4:54 PM EDT | Special Weather Statement | GYX | Merrimack | 36 min |
| Jun 7, 7:47 PM EDT | Special Weather Statement | GYX | Grafton | 28 min |
| Jun 14, 1:18 PM EDT | Mesoscale Discussion | SPC | Carroll, Coos, Grafton | 117 min |
| Jun 14, 6:19 PM EDT | Special Weather Statement | GYX | Belknap | 41 min |
| Jun 14, 6:58 PM EDT | Special Weather Statement | GYX | Carroll | 47 min |
| Jun 16, 2:44 AM EDT | Excessive Heat Watch | GYX | Belknap, Carroll, Hillsborough, Merrimack, Rockingham, Strafford | 60 hr |
| Jun 17, 2:36 AM EDT | Heat Advisory | GYX | Belknap, Carroll, Cheshire, Grafton, Hillsborough, Merrimack and 3 more | 41 hr |
| Jun 18, 2:01 PM EDT | Mesoscale Discussion | SPC | Coos, Grafton | 89 min |
| Jun 18, 2:52 PM EDT | Excessive Heat Warning | GYX | Belknap, Carroll, Hillsborough, Merrimack, Rockingham, Strafford | 29 hr |
| Jun 18, 2:52 PM EDT | Heat Advisory | GYX | Cheshire, Coos, Grafton, Rockingham, Sullivan | 29 hr |
| Jun 19, 12:10 PM EDT | Mesoscale Discussion | SPC | Belknap, Carroll, Cheshire, Coos, Grafton, Merrimack and 1 more | 2 hr |
| Jun 19, 12:55 PM EDT | Special Weather Statement | GYX | Merrimack | 35 min |
| Jun 19, 1:54 PM EDT | Severe Thunderstorm Warning | GYX | Coos | 53 min |
| Jun 19, 2:39 PM EDT | Special Weather Statement | BTV | Sullivan | 36 min |
| Jun 19, 2:46 PM EDT | Severe Thunderstorm Warning | GYX | Coos, Grafton | 44 min |
| Jun 19, 3:08 PM EDT | Severe Thunderstorm Warning | GYX | Cheshire, Hillsborough, Merrimack, Sullivan | 52 min |
| Jun 19, 3:19 PM EDT | Excessive Heat Warning | GYX | Belknap, Carroll, Hillsborough, Merrimack, Rockingham, Strafford | 28 hr |
| Jun 19, 3:19 PM EDT | Heat Advisory | GYX | Carroll, Cheshire, Coos, Grafton, Sullivan | 28 hr |
| Jun 19, 3:20 PM EDT | Severe Thunderstorm Warning | GYX | Grafton, Merrimack, Sullivan | 40 min |
| Jun 19, 3:24 PM EDT | Severe Thunderstorm Warning | GYX | Coos, Grafton | 51 min |
| Jun 19, 4:04 PM EDT | Severe Thunderstorm Warning | GYX | Grafton | 41 min |
| Jun 19, 5:18 PM EDT | Severe Thunderstorm Warning | GYX | Belknap, Carroll | 42 min |
| Jun 20, 11:26 AM EDT | Mesoscale Discussion | SPC | Belknap, Carroll, Cheshire, Coos, Grafton, Hillsborough and 4 more | 2 hr |
| Jun 20, 12:59 PM EDT | Severe Thunderstorm Watch | SPC | Belknap, Carroll, Cheshire, Coos, Grafton, Hillsborough and 4 more | 9 hr |
| Jun 20, 1:52 PM EDT | Special Weather Statement | GYX | Cheshire | 23 min |
| Jun 20, 1:55 PM EDT | Special Weather Statement | GYX | Sullivan | 35 min |
| Jun 20, 2:22 PM EDT | Areal Flood Advisory | GYX | Grafton | 3 hr |
| Jun 20, 2:23 PM EDT | Severe Thunderstorm Warning | GYX | Grafton, Merrimack | 44 min |
| Jun 20, 2:30 PM EDT | Mesoscale Discussion | SPC | Belknap, Carroll, Cheshire, Grafton, Hillsborough, Merrimack and 3 more | 90 min |
| Jun 20, 2:59 PM EDT | Areal Flood Advisory | GYX | Cheshire | 3 hr |
| Jun 20, 3:29 PM EDT | Special Weather Statement | GYX | Grafton | 31 min |
| Jun 20, 3:35 PM EDT | Special Weather Statement | GYX | Belknap | 40 min |
| Jun 20, 4:07 PM EDT | Special Weather Statement | GYX | Carroll | 38 min |
| Jun 20, 4:14 PM EDT | Special Weather Statement | GYX | Coos | 46 min |
| Jun 20, 4:25 PM EDT | Special Weather Statement | GYX | Strafford | 35 min |
| Jun 20, 4:38 PM EDT | Special Weather Statement | GYX | Sullivan | 37 min |
| Jun 20, 4:53 PM EDT | Severe Thunderstorm Warning | GYX | Carroll, Coos | 34 min |
| Jun 20, 5:05 PM EDT | Special Weather Statement | GYX | Coos | 40 min |
| Jun 20, 5:13 PM EDT | Special Weather Statement | GYX | Merrimack | 47 min |
| Jun 20, 6:19 PM EDT | Special Weather Statement | GYX | Cheshire, Hillsborough, Merrimack | 56 min |
| Jun 20, 6:39 PM EDT | Special Weather Statement | GYX | Rockingham | 51 min |
| Jun 20, 7:07 PM EDT | Severe Thunderstorm Warning | GYX | Hillsborough, Rockingham | 36 min |
| Jun 20, 7:29 PM EDT | Special Weather Statement | GYX | Rockingham | 31 min |
| Jun 21, 11:38 AM EDT | Mesoscale Discussion | SPC | Cheshire, Hillsborough | 2 hr |
| Jun 21, 2:46 PM EDT | Mesoscale Discussion | SPC | Cheshire, Hillsborough, Rockingham | 89 min |
| Jun 23, 12:01 PM EDT | Mesoscale Discussion | SPC | Belknap, Carroll, Cheshire, Coos, Grafton, Hillsborough and 4 more | 89 min |
| Jun 23, 12:59 PM EDT | Tornado Watch | SPC | Belknap, Carroll, Cheshire, Coos, Grafton, Hillsborough and 4 more | 9 hr |
| Jun 23, 2:37 PM EDT | Mesoscale Discussion | SPC | Cheshire, Grafton, Sullivan | 83 min |
| Jun 23, 3:45 PM EDT | Severe Thunderstorm Warning | GYX | Sullivan | 60 min |
| Jun 23, 4:02 PM EDT | Special Weather Statement | GYX | Coos | 28 min |
| Jun 23, 4:22 PM EDT | Severe Thunderstorm Warning | GYX | Cheshire | 53 min |
| Jun 23, 4:27 PM EDT | Special Weather Statement | GYX | Belknap | 48 min |
| Jun 23, 4:32 PM EDT | Mesoscale Discussion | SPC | Belknap, Carroll, Cheshire, Coos, Grafton, Hillsborough and 4 more | 88 min |
| Jun 23, 4:50 PM EDT | Tornado Warning | GYX | Cheshire | 25 min |
| Jun 23, 4:57 PM EDT | Severe Thunderstorm Warning | GYX | Belknap, Merrimack | 41 min |
| Jun 23, 5:11 PM EDT | Severe Thunderstorm Warning | GYX | Hillsborough | 49 min |
| Jun 23, 5:26 PM EDT | Tornado Warning | GYX | Hillsborough | 34 min |
| Jun 23, 5:48 PM EDT | Tornado Warning | GYX | Hillsborough, Merrimack, Rockingham | 27 min |
| Jun 23, 6:13 PM EDT | Severe Thunderstorm Warning | GYX | Rockingham, Strafford | 62 min |
| Jun 23, 6:17 PM EDT | Special Weather Statement | GYX | Coos | 43 min |
| Jun 23, 6:28 PM EDT | Mesoscale Discussion | SPC | Rockingham | 62 min |
| Jun 23, 6:29 PM EDT | Severe Thunderstorm Warning | GYX | Coos | 46 min |
| Jun 23, 7:37 PM EDT | Special Weather Statement | GYX | Cheshire | 38 min |
| Jun 23, 8:41 PM EDT | Special Weather Statement | GYX | Merrimack | 49 min |
| Jun 30, 9:55 AM EDT | Mesoscale Discussion | SPC | Cheshire, Hillsborough | 2 hr |
| Jun 30, 10:34 AM EDT | Mesoscale Discussion | SPC | Belknap, Carroll, Coos, Strafford | 116 min |
| Jun 30, 12:52 PM EDT | Severe Thunderstorm Watch | SPC | Belknap, Carroll, Cheshire, Coos, Grafton, Hillsborough and 4 more | 6 hr |
| Jun 30, 2:10 PM EDT | Special Weather Statement | GYX | Grafton | 35 min |
| Jun 30, 2:15 PM EDT | Severe Thunderstorm Warning | GYX | Grafton | 45 min |
| Jun 30, 2:56 PM EDT | Severe Thunderstorm Warning | GYX | Carroll, Coos, Grafton | 34 min |
| Jun 30, 3:21 PM EDT | Mesoscale Discussion | SPC | Belknap, Carroll, Cheshire, Grafton, Hillsborough, Merrimack and 3 more | 114 min |
| Jun 30, 4:33 PM EDT | Special Weather Statement | GYX | Merrimack | 42 min |
| Jun 30, 6:52 PM EDT | Severe Thunderstorm Warning | GYX | Rockingham, Strafford | 38 min |
| Jul 6, 8:03 AM EDT | Special Weather Statement | GYX | Coos | 42 min |
| Jul 6, 9:02 AM EDT | Flash Flood Warning | GYX | Coos, Grafton | 2 hr |
| Jul 6, 10:06 AM EDT | Areal Flood Advisory | GYX | Coos | 114 min |
| Jul 6, 2:07 PM EDT | Areal Flood Advisory | GYX | Coos, Grafton | 113 min |
| Jul 6, 5:52 PM EDT | Mesoscale Discussion | SPC | Belknap, Carroll, Cheshire, Coos, Grafton, Hillsborough and 4 more | 113 min |
| Jul 6, 7:29 PM EDT | Areal Flood Advisory | GYX | Cheshire | 3 hr |
| Jul 6, 9:08 PM EDT | Special Weather Statement | GYX | Grafton | 37 min |
| Jul 6, 9:46 PM EDT | Special Weather Statement | GYX | Grafton | 44 min |
| Jul 6, 10:29 PM EDT | Special Weather Statement | GYX | Carroll | 46 min |
| Jul 8, 3:27 PM EDT | Heat Advisory | GYX | Hillsborough, Rockingham, Strafford | 29 hr |
| Jul 9, 11:34 AM EDT | Special Weather Statement | GYX | Belknap | 26 min |
| Jul 9, 1:45 PM EDT | Mesoscale Discussion | SPC | Belknap, Carroll, Cheshire, Coos, Grafton, Hillsborough and 4 more | 2 hr |
| Jul 9, 2:19 PM EDT | Special Weather Statement | GYX | Coos | 26 min |
| Jul 9, 3:32 PM EDT | Flood Watch | GYX | Belknap, Carroll, Coos, Grafton, Merrimack, Sullivan | 43 hr |
| Jul 9, 4:17 PM EDT | Special Weather Statement | GYX | Carroll | 28 min |
| Jul 9, 4:46 PM EDT | Severe Thunderstorm Warning | GYX | Belknap, Merrimack, Rockingham, Strafford | 44 min |
| Jul 9, 5:42 PM EDT | Severe Thunderstorm Warning | GYX | Carroll, Strafford | 48 min |
| Jul 10, 9:05 AM EDT | Heat Advisory | GYX | Belknap, Cheshire, Hillsborough, Merrimack, Rockingham, Strafford | 35 hr |
| Jul 10, 1:51 PM EDT | Special Weather Statement | GYX | Belknap | 24 min |
| Jul 10, 2:10 PM EDT | Special Weather Statement | GYX | Carroll | 35 min |
| Jul 10, 4:53 PM EDT | Mesoscale Discussion | SPC | Belknap, Carroll, Cheshire, Grafton, Merrimack, Sullivan | 97 min |
| Jul 10, 5:55 PM EDT | Tornado Watch | SPC | Belknap, Carroll, Coos, Grafton | 5 hr |
| Jul 10, 6:38 PM EDT | Tornado Warning | GYX | Grafton | 37 min |
| Jul 10, 7:41 PM EDT | Flash Flood Warning | GYX | Coos, Grafton | 7 hr |
| Jul 10, 7:54 PM EDT | Severe Thunderstorm Warning | GYX | Grafton | 51 min |
| Jul 10, 8:26 PM EDT | Tornado Warning | GYX | Coos, Grafton | 24 min |
| Jul 10, 9:29 PM EDT | Mesoscale Discussion | SPC | Belknap, Carroll, Coos, Grafton | 91 min |
| Jul 10, 10:24 PM EDT | Flash Flood Warning | GYX | Coos | 6 hr |
| Jul 11, 1:22 AM EDT | Flash Flood Warning | GYX | Coos | 3 hr |
| Jul 11, 2:21 AM EDT | Areal Flood Warning | GYX | Coos, Grafton | 6 hr |
| Jul 11, 4:02 AM EDT | Areal Flood Warning | GYX | Coos | 6 hr |
| Jul 11, 4:22 AM EDT | Areal Flood Warning | GYX | Coos | 4 hr |
| Jul 11, 4:44 AM EDT | River Flood Warning | GYX | Grafton | 7 hr |
| Jul 11, 5:34 AM EDT | Areal Flood Advisory | GYX | Carroll, Coos, Grafton | 116 min |
| Jul 11, 8:03 AM EDT | River Flood Warning | GYX | Coos, Grafton | 68 hr |
| Jul 12, 7:22 AM EDT | River Flood Warning | GYX | Grafton | 8 hr |
| Jul 13, 1:38 AM EDT | Special Weather Statement | GYX | Cheshire | 37 min |
| Jul 13, 3:02 AM EDT | Special Weather Statement | GYX | Rockingham | 43 min |
| Jul 13, 1:13 PM EDT | Mesoscale Discussion | SPC | Belknap, Carroll, Coos, Grafton | 3 hr |
| Jul 13, 4:05 PM EDT | Special Weather Statement | GYX | Belknap | 40 min |
| Jul 13, 4:46 PM EDT | Special Weather Statement | GYX | Carroll | 44 min |
| Jul 13, 5:31 PM EDT | Severe Thunderstorm Warning | GYX | Strafford | 44 min |
| Jul 13, 7:23 PM EDT | Special Weather Statement | GYX | Strafford | 52 min |
| Jul 14, 3:09 PM EDT | Heat Advisory | GYX | Belknap, Carroll, Hillsborough, Merrimack, Rockingham, Strafford | 29 hr |
| Jul 15, 2:14 PM EDT | Mesoscale Discussion | SPC | Rockingham | 2 hr |
| Jul 15, 3:18 PM EDT | Heat Advisory | GYX | Belknap, Carroll, Cheshire, Hillsborough, Merrimack, Rockingham and 1 more | 29 hr |
| Jul 16, 3:38 AM EDT | Special Weather Statement | GYX | Coos | 37 min |
| Jul 16, 3:01 PM EDT | Heat Advisory | GYX | Belknap, Carroll, Hillsborough, Merrimack, Rockingham, Strafford | 27 hr |
| Jul 16, 5:34 PM EDT | Mesoscale Discussion | SPC | Belknap, Carroll, Cheshire, Grafton, Hillsborough, Merrimack and 3 more | 86 min |
| Jul 16, 5:55 PM EDT | Severe Thunderstorm Watch | SPC | Belknap, Carroll, Cheshire, Grafton, Hillsborough, Merrimack and 3 more | 5 hr |
| Jul 16, 6:25 PM EDT | Severe Thunderstorm Warning | GYX | Cheshire, Grafton, Merrimack, Sullivan | 50 min |
| Jul 16, 6:49 PM EDT | Severe Thunderstorm Warning | GYX | Cheshire, Hillsborough, Sullivan | 56 min |
| Jul 16, 7:14 PM EDT | Severe Thunderstorm Warning | GYX | Belknap, Cheshire, Merrimack | 46 min |
| Jul 16, 7:14 PM EDT | Mesoscale Discussion | SPC | Cheshire, Hillsborough, Merrimack, Rockingham, Strafford | 2 hr |
| Jul 16, 7:42 PM EDT | Severe Thunderstorm Warning | GYX | Cheshire, Hillsborough, Merrimack, Rockingham, Strafford | 48 min |
| Jul 16, 7:59 PM EDT | Severe Thunderstorm Warning | GYX | Belknap, Carroll, Merrimack, Rockingham, Strafford | 46 min |
| Jul 16, 8:25 PM EDT | Severe Thunderstorm Warning | GYX | Hillsborough, Merrimack, Rockingham, Strafford | 50 min |
| Jul 16, 8:36 PM EDT | Areal Flood Advisory | GYX | Hillsborough, Rockingham | 2 hr |
| Jul 17, 12:27 PM EDT | Mesoscale Discussion | SPC | Sullivan | 2 hr |
| Jul 17, 12:58 PM EDT | Severe Thunderstorm Watch | SPC | Belknap, Cheshire, Hillsborough, Merrimack, Rockingham, Strafford and 1 more | 10 hr |
| Jul 17, 2:49 PM EDT | Special Weather Statement | GYX | Coos | 26 min |
| Jul 17, 2:51 PM EDT | Special Weather Statement | GYX | Cheshire, Sullivan | 39 min |
| Jul 17, 3:50 PM EDT | Mesoscale Discussion | SPC | Cheshire, Hillsborough | 115 min |
| Jul 17, 7:02 PM EDT | Special Weather Statement | GYX | Rockingham | 43 min |
| Jul 17, 7:11 PM EDT | Mesoscale Discussion | SPC | Hillsborough, Rockingham, Strafford | 2 hr |
| Jul 17, 7:42 PM EDT | Severe Thunderstorm Warning | GYX | Rockingham | 48 min |
| Jul 17, 8:24 PM EDT | Special Weather Statement | GYX | Strafford | 36 min |
| Jul 23, 12:54 AM EDT | Special Weather Statement | GYX | Grafton | 51 min |
| Jul 23, 2:19 AM EDT | Areal Flood Advisory | GYX | Grafton | 3 hr |
| Jul 23, 5:12 PM EDT | Areal Flood Advisory | GYX | Coos | 3 hr |
| Jul 29, 2:43 AM EDT | Rip Current Statement | GYX | Rockingham | 17 hr |
| Jul 30, 12:59 AM EDT | Flash Flood Warning | GYX | Grafton | 5 hr |
| Jul 30, 2:32 PM EDT | Flood Watch | GYX | Carroll, Coos, Grafton | 32 hr |
| Jul 30, 3:06 PM EDT | Mesoscale Discussion | SPC | Belknap, Carroll, Coos, Grafton, Merrimack, Strafford and 1 more | 114 min |
| Jul 31, 12:25 PM EDT | Special Weather Statement | GYX | Rockingham, Strafford | 35 min |
| Jul 31, 2:39 PM EDT | Flash Flood Warning | GYX | Carroll | 3 hr |
| Jul 31, 4:20 PM EDT | Special Weather Statement | GYX | Cheshire | 55 min |
| Jul 31, 4:23 PM EDT | Special Weather Statement | GYX | Grafton | 37 min |
| Jul 31, 4:45 PM EDT | Flash Flood Warning | GYX | Grafton | 4 hr |
| Jul 31, 9:14 PM EDT | Areal Flood Warning | GYX | Grafton | 2 hr |
| Aug 1, 10:58 AM EDT | Heat Advisory | GYX | Hillsborough, Rockingham, Strafford | 9 hr |
| Aug 1, 10:58 AM EDT | Heat Advisory | GYX | Hillsborough, Rockingham, Strafford | 31 hr |
| Aug 2, 5:15 PM EDT | Special Weather Statement | GYX | Cheshire | 45 min |
| Aug 2, 6:09 PM EDT | Special Weather Statement | GYX | Rockingham | 36 min |
| Aug 2, 6:16 PM EDT | Special Weather Statement | GYX | Rockingham | 44 min |
| Aug 2, 6:26 PM EDT | Special Weather Statement | GYX | Sullivan | 49 min |
| Aug 2, 6:37 PM EDT | Special Weather Statement | GYX | Strafford | 38 min |
| Aug 3, 2:38 AM EDT | Heat Advisory | GYX | Hillsborough, Rockingham | 16 hr |
| Aug 3, 3:41 AM EDT | Areal Flood Advisory | GYX | Cheshire, Hillsborough, Merrimack, Rockingham | 2 hr |
| Aug 3, 4:35 AM EDT | Special Weather Statement | GYX | Rockingham, Strafford | 25 min |
| Aug 3, 5:08 AM EDT | Special Weather Statement | GYX | Strafford | 37 min |
| Aug 3, 5:23 AM EDT | Areal Flood Advisory | GYX | Strafford | 3 hr |
| Aug 3, 6:32 AM EDT | Areal Flood Advisory | GYX | Strafford | 118 min |
| Aug 4, 8:16 AM EDT | Areal Flood Advisory | GYX | Belknap, Carroll, Merrimack, Strafford | 119 min |
| Aug 4, 12:39 PM EDT | Flash Flood Warning | GYX | Hillsborough, Rockingham | 3 hr |
| Aug 4, 12:44 PM EDT | Severe Thunderstorm Warning | GYX | Hillsborough, Rockingham | 20 min |
| Aug 4, 1:28 PM EDT | Areal Flood Advisory | GYX | Rockingham | 119 min |
| Aug 4, 1:33 PM EDT | Severe Thunderstorm Warning | GYX | Hillsborough, Rockingham | 42 min |
| Aug 4, 1:34 PM EDT | Mesoscale Discussion | SPC | Coos | 2 hr |
| Aug 4, 1:52 PM EDT | Flash Flood Warning | GYX | Rockingham | 95 min |
| Aug 4, 1:56 PM EDT | Severe Thunderstorm Warning | GYX | Coos | 36 min |
| Aug 4, 2:17 PM EDT | Severe Thunderstorm Warning | GYX | Coos | 43 min |
| Aug 4, 2:27 PM EDT | Areal Flood Advisory | GYX | Coos | 105 min |
| Aug 4, 4:15 PM EDT | Special Weather Statement | GYX | Grafton | 30 min |
| Aug 4, 4:48 PM EDT | Areal Flood Advisory | GYX | Grafton | 3 hr |
| Aug 4, 7:02 PM EDT | Special Weather Statement | GYX | Grafton | 58 min |
| Aug 4, 7:23 PM EDT | Severe Thunderstorm Warning | GYX | Grafton | 52 min |
| Aug 4, 7:57 PM EDT | Special Weather Statement | GYX | Grafton | 48 min |
| Aug 4, 8:11 PM EDT | Severe Thunderstorm Warning | GYX | Belknap, Carroll, Grafton | 64 min |
| Aug 4, 9:11 PM EDT | Special Weather Statement | GYX | Carroll | 34 min |
| Aug 5, 1:49 PM EDT | Special Weather Statement | GYX | Cheshire | 41 min |
| Aug 5, 1:57 PM EDT | Severe Thunderstorm Warning | GYX | Cheshire | 63 min |
| Aug 5, 1:58 PM EDT | Mesoscale Discussion | SPC | Belknap, Cheshire, Hillsborough, Merrimack, Rockingham, Strafford and 1 more | 62 min |
| Aug 5, 2:11 PM EDT | Severe Thunderstorm Watch | SPC | Belknap, Cheshire, Hillsborough, Merrimack, Rockingham, Strafford and 1 more | 6 hr |
| Aug 5, 2:48 PM EDT | Severe Thunderstorm Warning | GYX | Cheshire, Hillsborough | 57 min |
| Aug 5, 6:53 PM EDT | Special Weather Statement | GYX | Belknap | 22 min |
| Aug 5, 7:09 PM EDT | Severe Thunderstorm Warning | GYX | Belknap, Carroll, Strafford | 47 min |
| Aug 8, 12:35 PM EDT | Flood Watch | GYX | Carroll, Coos, Grafton | 35 hr |
| Aug 9, 2:33 PM EDT | Special Weather Statement | GYX | Rockingham, Strafford | 27 min |
| Aug 9, 3:05 PM EDT | Rip Current Statement | GYX | Rockingham | 28 hr |
| Aug 9, 8:53 PM EDT | Areal Flood Advisory | GYX | Carroll, Coos, Grafton | 2 hr |
| Aug 11, 8:55 PM EDT | Special Weather Statement | GYX | Grafton | 35 min |
| Aug 15, 11:57 AM EDT | Mesoscale Discussion | SPC | Belknap, Carroll, Cheshire, Coos, Grafton, Hillsborough and 4 more | 3 hr |
| Aug 15, 12:43 PM EDT | Special Weather Statement | GYX | Carroll | 32 min |
| Aug 15, 12:50 PM EDT | Severe Thunderstorm Warning | GYX | Carroll | 40 min |
| Aug 15, 1:41 PM EDT | Special Weather Statement | GYX | Strafford | 49 min |
| Aug 15, 1:46 PM EDT | Severe Thunderstorm Warning | GYX | Merrimack, Rockingham | 44 min |
| Aug 15, 2:16 PM EDT | Severe Thunderstorm Warning | GYX | Hillsborough, Merrimack | 44 min |
| Aug 15, 2:32 PM EDT | Severe Thunderstorm Warning | GYX | Hillsborough, Merrimack, Rockingham, Strafford | 43 min |
| Aug 15, 3:06 PM EDT | Severe Thunderstorm Warning | GYX | Hillsborough, Merrimack, Rockingham | 39 min |
| Aug 15, 6:35 PM EDT | Severe Thunderstorm Warning | GYX | Cheshire, Sullivan | 40 min |
| Aug 15, 7:16 PM EDT | Special Weather Statement | GYX | Cheshire | 44 min |
| Aug 15, 7:56 PM EDT | Severe Thunderstorm Warning | GYX | Cheshire, Hillsborough | 36 min |
| Aug 15, 7:59 PM EDT | Severe Thunderstorm Warning | GYX | Cheshire | 22 min |
| Aug 16, 12:39 AM EDT | Dense Fog Advisory | GYX | Strafford | 7 hr |
| Aug 17, 3:58 AM EDT | High Surf Advisory | GYX | Rockingham | 64 hr |
| Aug 19, 2:25 PM EDT | Mesoscale Discussion | SPC | Belknap, Carroll, Cheshire, Grafton, Hillsborough, Merrimack and 3 more | 2 hr |
| Aug 19, 2:29 PM EDT | Coastal Flood Advisory | GYX | Rockingham | 11 hr |
| Aug 19, 5:12 PM EDT | Special Weather Statement | GYX | Grafton | 48 min |
| Aug 19, 5:23 PM EDT | Special Weather Statement | GYX | Sullivan | 52 min |
| Aug 19, 6:08 PM EDT | Special Weather Statement | GYX | Grafton | 37 min |
| Aug 19, 6:13 PM EDT | Areal Flood Advisory | GYX | Merrimack, Sullivan | 109 min |
| Aug 19, 6:48 PM EDT | Special Weather Statement | GYX | Merrimack | 42 min |
| Aug 19, 7:31 PM EDT | Areal Flood Advisory | GYX | Belknap, Carroll | 3 hr |
| Aug 19, 7:44 PM EDT | Flash Flood Warning | GYX | Carroll | 3 hr |
| Aug 19, 7:45 PM EDT | Special Weather Statement | GYX | Rockingham | 30 min |
| Aug 19, 8:38 PM EDT | Areal Flood Advisory | GYX | Carroll | 112 min |
| Aug 25, 10:33 PM EDT | Special Weather Statement | GYX | Coos | 42 min |
| Aug 26, 11:39 AM EDT | Special Weather Statement | GYX | Hillsborough | 51 min |
| Aug 26, 11:51 AM EDT | Mesoscale Discussion | SPC | Belknap, Carroll, Cheshire, Hillsborough, Merrimack, Rockingham and 2 more | 114 min |
| Aug 26, 11:55 AM EDT | Severe Thunderstorm Warning | GYX | Cheshire, Hillsborough | 65 min |
| Aug 26, 12:42 PM EDT | Special Weather Statement | GYX | Belknap | 33 min |
| Aug 26, 12:47 PM EDT | Severe Thunderstorm Warning | GYX | Belknap, Grafton, Merrimack | 43 min |
| Aug 26, 1:04 PM EDT | Severe Thunderstorm Watch | SPC | Cheshire, Hillsborough, Merrimack, Rockingham | 6 hr |
| Aug 26, 1:15 PM EDT | Special Weather Statement | GYX | Strafford | 45 min |
| Aug 26, 1:34 PM EDT | Severe Thunderstorm Warning | GYX | Hillsborough, Merrimack | 41 min |
| Aug 26, 3:17 PM EDT | Special Weather Statement | GYX | Rockingham | 43 min |
| Aug 26, 3:34 PM EDT | Areal Flood Advisory | GYX | Rockingham, Strafford | 56 min |
| Aug 26, 4:47 PM EDT | Special Weather Statement | GYX | Carroll | 28 min |
| Aug 27, 4:55 AM EDT | Dense Fog Advisory | GYX | Belknap, Carroll, Hillsborough, Merrimack, Rockingham, Strafford | 5 hr |
| Sep 6, 3:01 PM EDT | High Surf Advisory | GYX | Rockingham | 29 hr |
| Sep 8, 3:33 AM EDT | High Surf Advisory | GYX | Rockingham | 16 hr |
| Sep 19, 2:39 PM EDT | Coastal Flood Watch | GYX | Rockingham | 12 hr |
| Sep 19, 2:39 PM EDT | Coastal Flood Advisory | GYX | Rockingham | 11 hr |
| Sep 19, 2:39 PM EDT | Coastal Flood Advisory | GYX | Rockingham | 24 hr |
| Sep 19, 2:39 PM EDT | High Surf Advisory | GYX | Rockingham | 28 hr |
| Sep 20, 3:06 PM EDT | Coastal Flood Advisory | GYX | Rockingham | 12 hr |
| Sep 20, 3:06 PM EDT | High Surf Advisory | GYX | Rockingham | 3 days |
| Sep 21, 3:01 AM EDT | Coastal Flood Advisory | GYX | Rockingham | 13 hr |
| Sep 21, 4:42 PM EDT | Coastal Flood Advisory | GYX | Rockingham | 24 hr |
| Sep 23, 2:51 AM EDT | Coastal Flood Statement | GYX | Rockingham | 15 hr |
| Sep 24, 3:00 AM EDT | Rip Current Statement | GYX | Rockingham | 17 hr |
| Sep 26, 6:04 AM EDT | High Surf Advisory | GYX | Rockingham | 14 hr |
| Oct 8, 3:10 AM EDT | Frost Advisory | GYX | Carroll, Grafton | 28 hr |
| Oct 8, 3:12 AM EDT | Rip Current Statement | GYX | Rockingham | 17 hr |
| Oct 12, 6:17 AM EDT | Wind Advisory | GYX | Carroll, Coos, Grafton | 5 hr |
| Oct 16, 2:41 AM EDT | Freeze Watch | GYX | Strafford | 12 hr |
| Oct 16, 2:48 AM EDT | Frost Advisory | GYX | Hillsborough, Rockingham, Strafford | 29 hr |
| Oct 18, 2:54 AM EDT | Coastal Flood Statement | GYX | Rockingham | 10 hr |
| Oct 23, 3:11 AM EDT | Dense Fog Advisory | GYX | Hillsborough, Merrimack, Rockingham, Strafford | 7 hr |
| Oct 26, 2:54 PM EDT | Red Flag Warning | GYX | Belknap, Carroll, Cheshire, Grafton, Hillsborough, Merrimack and 3 more | 27 hr |
| Oct 31, 1:05 AM EDT | Dense Fog Advisory | GYX | Belknap, Hillsborough, Merrimack, Rockingham, Strafford | 7 hr |
| Nov 8, 2:28 AM EST | Wind Advisory | GYX | Carroll, Coos | 32 hr |
| Nov 14, 3:39 AM EST | Coastal Flood Statement | GYX | Rockingham | 7 hr |
| Nov 14, 5:11 PM EST | Red Flag Warning | GYX | Belknap, Carroll, Cheshire, Grafton, Hillsborough, Merrimack and 3 more | 25 hr |
| Nov 14, 9:38 PM EST | Coastal Flood Advisory | GYX | Rockingham | 13 hr |
| Nov 15, 6:09 PM EST | Red Flag Warning | GYX | Cheshire, Hillsborough, Merrimack, Rockingham, Strafford, Sullivan | 24 hr |
| Nov 16, 3:37 AM EST | Coastal Flood Advisory | GYX | Rockingham | 8 hr |
| Nov 17, 4:02 AM EST | Coastal Flood Statement | GYX | Rockingham | 9 hr |
| Nov 18, 6:43 AM EST | Coastal Flood Statement | GYX | Rockingham | 7 hr |
| Nov 25, 3:25 AM EST | Winter Weather Advisory | GYX | Belknap, Carroll, Cheshire, Coos, Grafton, Hillsborough and 2 more | 34 hr |
| Nov 27, 2:45 AM EST | Winter Storm Watch | GYX | Belknap, Carroll, Cheshire, Grafton, Hillsborough, Merrimack and 1 more | 13 hr |
| Nov 27, 3:35 PM EST | Winter Storm Warning | GYX | Carroll, Coos, Grafton, Sullivan | 35 hr |
| Nov 27, 3:35 PM EST | Winter Weather Advisory | GYX | Belknap, Cheshire, Coos, Hillsborough, Merrimack, Strafford | 35 hr |
| Nov 28, 10:47 AM EST | Mesoscale Discussion | SPC | Belknap, Carroll, Coos, Grafton, Sullivan | 3 hr |
| Nov 29, 7:42 PM EST | Special Weather Statement | GYX | Cheshire | 48 min |
| Nov 29, 8:28 PM EST | Special Weather Statement | GYX | Hillsborough | 47 min |
| Nov 29, 9:12 PM EST | Special Weather Statement | GYX | Rockingham | 48 min |
| Dec 3, 2:43 PM EST | Winter Weather Advisory | GYX | Belknap, Carroll, Cheshire, Coos, Grafton, Hillsborough and 2 more | 44 hr |
| Dec 7, 5:53 PM EST | Winter Weather Advisory | GYX | Carroll, Coos, Grafton | 16 hr |
| Dec 9, 3:21 AM EST | Winter Weather Advisory | GYX | Belknap, Carroll, Cheshire, Coos, Grafton, Hillsborough and 4 more | 55 hr |
| Dec 9, 3:07 PM EST | Mesoscale Discussion | SPC | Belknap, Carroll, Grafton, Merrimack, Sullivan | 6 hr |
| Dec 10, 3:26 AM EST | High Wind Watch | GYX | Rockingham, Strafford | 12 hr |
| Dec 10, 7:07 AM EST | Flood Watch | GYX | Belknap, Carroll, Cheshire, Coos, Grafton, Hillsborough and 4 more | 47 hr |
| Dec 10, 3:29 PM EST | High Wind Warning | GYX | Rockingham | 34 hr |
| Dec 10, 3:29 PM EST | Wind Advisory | GYX | Hillsborough, Rockingham, Strafford | 34 hr |
| Dec 11, 9:05 PM EST | River Flood Warning | GYX | Grafton | 9 hr |
| Dec 12, 6:23 AM EST | River Flood Warning | GYX | Carroll | 5 hr |
| Dec 12, 7:57 AM EST | River Flood Warning | GYX | Belknap, Grafton | 5 hr |
| Dec 16, 2:51 PM EST | Winter Weather Advisory | GYX | Belknap, Carroll, Cheshire, Coos, Grafton, Hillsborough and 2 more | 12 hr |
| Dec 23, 3:01 AM EST | Winter Weather Advisory | GYX | Carroll, Coos, Grafton | 34 hr |
| Dec 27, 6:27 AM EST | Special Weather Statement | GYX | Belknap | 2 hr |
| Dec 28, 2:55 AM EST | Winter Weather Advisory | GYX | Cheshire, Grafton, Hillsborough, Merrimack, Rockingham, Sullivan | 6 hr |
| Dec 29, 1:16 AM EST | Dense Fog Advisory | GYX | Belknap, Carroll, Cheshire, Grafton, Hillsborough, Merrimack and 3 more | 11 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 archive20232025
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.