Alert archive / New Hampshire / 2017
Weather alerts in New Hampshire, August 2017
67 weather alerts in August 2017, 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 August 2017. Tap one for its archive.
- Alerts
- 67
- Warnings
- 11
- Watches
- 1
- Advisories
- 10
- Busiest day
- August 2, 201711 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 |
|---|---|---|---|---|
| Aug 2, 1:30 PM EDT | Mesoscale Discussion | SPC | Cheshire, Hillsborough, Sullivan | 2 hr |
| Aug 2, 3:55 PM EDT | Special Weather Statement | GYX | Belknap | 35 min |
| Aug 2, 4:27 PM EDT | Special Weather Statement | BOX | Hillsborough | 48 min |
| Aug 2, 4:33 PM EDT | Special Weather Statement | GYX | Belknap | 27 min |
| Aug 2, 4:46 PM EDT | Special Weather Statement | GYX | Carroll | 29 min |
| Aug 2, 4:50 PM EDT | Special Weather Statement | GYX | Belknap | 25 min |
| Aug 2, 5:15 PM EDT | Severe Thunderstorm Warning | GYX | Merrimack | 60 min |
| Aug 2, 5:42 PM EDT | Flash Flood Warning | GYX | Merrimack | 4 hr |
| Aug 2, 6:22 PM EDT | Special Weather Statement | GYX | Belknap | 23 min |
| Aug 2, 6:45 PM EDT | Severe Thunderstorm Warning | GYX | Carroll | 60 min |
| Aug 2, 7:52 PM EDT | Areal Flood Advisory | GYX | Carroll | 113 min |
| Aug 2, 8:03 PM EDT | Areal Flood Advisory | GYX | Merrimack | 117 min |
| Aug 2, 10:25 PM EDT | Areal Flood Advisory | GYX | Coos | 3 hr |
| Aug 3, 12:56 PM EDT | Special Weather Statement | GYX | Carroll | 34 min |
| Aug 3, 1:30 PM EDT | Areal Flood Advisory | GYX | Carroll, Coos | 3 hr |
| Aug 3, 1:33 PM EDT | Special Weather Statement | GYX | Carroll | 27 min |
| Aug 3, 1:52 PM EDT | Special Weather Statement | GYX | Coos | 23 min |
| Aug 3, 5:29 PM EDT | Special Weather Statement | GYX | Carroll | 31 min |
| Aug 3, 5:40 PM EDT | Areal Flood Advisory | GYX | Carroll, Coos, Grafton | 3 hr |
| Aug 4, 3:51 PM EDT | Special Weather Statement | GYX | Hillsborough | 24 min |
| Aug 4, 4:14 PM EDT | Special Weather Statement | GYX | Rockingham | 31 min |
| Aug 4, 5:05 PM EDT | Special Weather Statement | GYX | Belknap, Merrimack, Rockingham, Strafford | 25 min |
| Aug 4, 5:43 PM EDT | Special Weather Statement | GYX | Belknap, Strafford | 32 min |
| Aug 4, 6:05 PM EDT | Severe Thunderstorm Warning | GYX | Carroll | 55 min |
| Aug 5, 11:36 AM EDT | Mesoscale Discussion | SPC | Belknap, Carroll, Cheshire, Coos, Grafton, Hillsborough and 2 more | 114 min |
| Aug 5, 3:16 PM EDT | Special Weather Statement | GYX | Grafton, Sullivan | 59 min |
| Aug 5, 4:06 PM EDT | Special Weather Statement | GYX | Cheshire | 54 min |
| Aug 5, 4:09 PM EDT | Special Weather Statement | GYX | Grafton | 66 min |
| Aug 5, 4:23 PM EDT | Special Weather Statement | GYX | Coos | 52 min |
| Aug 5, 4:48 PM EDT | Severe Thunderstorm Warning | GYX | Cheshire, Hillsborough, Merrimack, Sullivan | 23 min |
| Aug 5, 5:14 PM EDT | Special Weather Statement | GYX | Carroll | 46 min |
| Aug 5, 6:01 PM EDT | Special Weather Statement | GYX | Belknap | 59 min |
| Aug 5, 6:35 PM EDT | Special Weather Statement | GYX | Carroll | 40 min |
| Aug 5, 6:37 PM EDT | Special Weather Statement | GYX | Rockingham | 53 min |
| Aug 5, 7:14 PM EDT | Areal Flood Advisory | GYX | Hillsborough, Merrimack | 61 min |
| Aug 8, 4:08 PM EDT | Special Weather Statement | GYX | Merrimack | 37 min |
| Aug 8, 4:35 PM EDT | Special Weather Statement | GYX | Merrimack, Strafford | 25 min |
| Aug 9, 6:31 AM EDT | Dense Fog Advisory | GYX | Belknap, Carroll, Cheshire, Grafton, Hillsborough, Merrimack and 1 more | 107 min |
| Aug 9, 5:01 PM EDT | Special Weather Statement | GYX | Sullivan | 29 min |
| Aug 11, 1:42 PM EDT | Special Weather Statement | GYX | Coos | 33 min |
| Aug 11, 2:19 PM EDT | Special Weather Statement | GYX | Coos | 41 min |
| Aug 12, 6:32 PM EDT | Mesoscale Discussion | SPC | Cheshire, Sullivan | 118 min |
| Aug 12, 7:31 PM EDT | Special Weather Statement | GYX | Coos | 29 min |
| Aug 12, 8:18 PM EDT | Special Weather Statement | GYX | Coos | 27 min |
| Aug 12, 8:36 PM EDT | Special Weather Statement | GYX | Coos | 24 min |
| Aug 12, 8:55 PM EDT | Special Weather Statement | GYX | Coos | 35 min |
| Aug 12, 9:26 PM EDT | Special Weather Statement | GYX | Cheshire | 34 min |
| Aug 12, 9:30 PM EDT | Special Weather Statement | GYX | Coos | 30 min |
| Aug 15, 6:13 PM EDT | Special Weather Statement | GYX | Coos | 47 min |
| Aug 15, 9:17 PM EDT | Special Weather Statement | GYX | Grafton | 28 min |
| Aug 18, 4:09 PM EDT | Areal Flood Advisory | GYX | Belknap, Carroll, Cheshire, Hillsborough, Merrimack, Rockingham and 2 more | 3 hr |
| Aug 18, 6:59 PM EDT | Areal Flood Advisory | GYX | Belknap, Carroll, Cheshire, Hillsborough, Merrimack, Rockingham and 2 more | 3 hr |
| Aug 22, 2:44 PM EDT | Mesoscale Discussion | SPC | Grafton | 2 hr |
| Aug 22, 2:47 PM EDT | Coastal Flood Statement | GYX | Rockingham | 10 hr |
| Aug 22, 3:55 PM EDT | Severe Thunderstorm Watch | SPC | Belknap, Carroll, Cheshire, Coos, Grafton, Hillsborough and 4 more | 8 hr |
| Aug 22, 5:49 PM EDT | Mesoscale Discussion | SPC | Cheshire, Coos, Grafton, Sullivan | 116 min |
| Aug 22, 7:03 PM EDT | Severe Thunderstorm Warning | GYX | Coos, Grafton | 57 min |
| Aug 22, 7:58 PM EDT | Severe Thunderstorm Warning | GYX | Carroll, Coos, Grafton | 47 min |
| Aug 22, 8:04 PM EDT | Mesoscale Discussion | SPC | Belknap, Carroll, Cheshire, Coos, Grafton, Hillsborough and 2 more | 86 min |
| Aug 22, 8:44 PM EDT | Special Weather Statement | GYX | Grafton | 46 min |
| Aug 22, 9:20 PM EDT | Severe Thunderstorm Warning | GYX | Cheshire, Grafton, Merrimack, Sullivan | 55 min |
| Aug 22, 9:28 PM EDT | Special Weather Statement | GYX | Coos | 47 min |
| Aug 22, 9:52 PM EDT | Severe Thunderstorm Warning | GYX | Belknap, Carroll, Grafton, Merrimack, Sullivan | 53 min |
| Aug 22, 10:08 PM EDT | Severe Thunderstorm Warning | GYX | Cheshire, Hillsborough, Merrimack, Sullivan | 67 min |
| Aug 22, 10:25 PM EDT | Severe Thunderstorm Warning | GYX | Belknap, Carroll, Merrimack, Strafford | 51 min |
| Aug 22, 10:53 PM EDT | Mesoscale Discussion | SPC | Belknap, Carroll, Cheshire, Hillsborough, Merrimack, Rockingham and 1 more | 97 min |
| Aug 22, 11:05 PM EDT | Areal Flood Advisory | GYX | Cheshire | 55 min |
By product
Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.
| Product | Alerts |
|---|---|
| Severe storms | |
| Severe Thunderstorm Warning | 10 |
| Severe Thunderstorm Watch | 1 |
| Mesoscale Discussion | 7 |
| Special Weather Statement | 37 |
| Flooding | |
| Flash Flood Warning | 1 |
| Areal Flood Advisory | 9 |
| Fog and smoke | |
| Dense Fog Advisory | 1 |
| Coast and beach | |
| 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 archive20162018
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.