Weather alerts in New Hampshire, 1997
45 weather alerts in 1997, 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 1997. Tap one for its archive.
- Alerts
- 45
- Warnings
- 39
- Watches
- 6
- Advisories
- 0
- Busiest month
- July28 alerts
- Busiest day
- July 3, 19977 alerts
Over time
By month
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 |
|---|---|---|---|---|
| Feb 22, 10:30 AM EST | Severe Thunderstorm Watch | SPC | Cheshire, Sullivan | 5 hr |
| Feb 22, 2:48 PM EST | Severe Thunderstorm Warning | BOX | Hillsborough | 42 min |
| Apr 18, 5:28 PM EDT | Flash Flood Warning | GYX | Carroll, Strafford | 6 hr |
| Apr 18, 9:45 PM EDT | Flash Flood Warning | GYX | Carroll, Strafford | 6 hr |
| Apr 19, 3:14 AM EDT | Flash Flood Warning | GYX | Carroll, Strafford | 5 hr |
| May 1, 7:17 PM EDT | Severe Thunderstorm Warning | BOX | Cheshire | 43 min |
| May 15, 3:54 PM EDT | Severe Thunderstorm Warning | GYX | Merrimack | 51 min |
| May 15, 4:30 PM EDT | Severe Thunderstorm Warning | GYX | Belknap, Strafford | 60 min |
| May 15, 7:12 PM EDT | Severe Thunderstorm Warning | GYX | Belknap | 63 min |
| Jun 12, 1:20 PM EDT | Severe Thunderstorm Warning | GYX | Carroll | 25 min |
| Jun 12, 1:56 PM EDT | Severe Thunderstorm Warning | GYX | Carroll | 49 min |
| Jun 22, 1:30 PM EDT | Severe Thunderstorm Watch | SPC | Belknap, Carroll, Grafton, Hillsborough, Merrimack, Rockingham and 1 more | 4 hr |
| Jun 22, 8:47 PM EDT | Severe Thunderstorm Warning | GYX | Grafton | 43 min |
| Jun 22, 9:18 PM EDT | Severe Thunderstorm Warning | GYX | Belknap | 27 min |
| Jun 25, 5:29 PM EDT | Severe Thunderstorm Warning | GYX | Coos | 61 min |
| Jun 25, 6:33 PM EDT | Severe Thunderstorm Warning | GYX | Coos | 57 min |
| Jul 3, 2:30 PM EDT | Severe Thunderstorm Watch | SPC | Belknap, Carroll, Cheshire, Coos, Grafton, Hillsborough and 2 more | 6 hr |
| Jul 3, 6:24 PM EDT | Severe Thunderstorm Warning | BOX | Cheshire | 51 min |
| Jul 3, 6:56 PM EDT | Severe Thunderstorm Warning | BOX | Hillsborough | 64 min |
| Jul 3, 7:29 PM EDT | Severe Thunderstorm Warning | BOX | Cheshire | 46 min |
| Jul 3, 7:34 PM EDT | Tornado Warning | BOX | Cheshire | 41 min |
| Jul 3, 7:52 PM EDT | Severe Thunderstorm Warning | GYX | Merrimack | 53 min |
| Jul 3, 7:59 PM EDT | Tornado Warning | BOX | Hillsborough | 61 min |
| Jul 7, 1:30 PM EDT | Severe Thunderstorm Watch | SPC | Belknap, Carroll, Cheshire, Grafton, Hillsborough, Merrimack and 3 more | 7 hr |
| Jul 7, 2:10 PM EDT | Severe Thunderstorm Warning | BOX | Cheshire | 65 min |
| Jul 7, 4:30 PM EDT | Severe Thunderstorm Warning | BOX | Cheshire | 45 min |
| Jul 7, 4:32 PM EDT | Severe Thunderstorm Warning | BOX | Cheshire | 43 min |
| Jul 9, 2:33 PM EDT | Severe Thunderstorm Warning | BOX | Cheshire | 57 min |
| Jul 9, 2:45 PM EDT | Flash Flood Warning | GYX | Belknap, Merrimack, Rockingham, Strafford | 3 hr |
| Jul 9, 3:28 PM EDT | Severe Thunderstorm Warning | BOX | Cheshire | 62 min |
| Jul 9, 3:36 PM EDT | Severe Thunderstorm Warning | BOX | Hillsborough | 69 min |
| Jul 9, 3:36 PM EDT | Tornado Warning | BOX | Cheshire | 24 min |
| Jul 9, 4:56 PM EDT | Flash Flood Warning | GYX | Belknap, Merrimack, Rockingham, Strafford | 3 hr |
| Jul 14, 8:00 PM EDT | Severe Thunderstorm Warning | GYX | Strafford | 45 min |
| Jul 17, 4:00 PM EDT | Severe Thunderstorm Watch | SPC | Cheshire, Coos, Grafton, Sullivan | 6 hr |
| Jul 17, 6:11 PM EDT | Severe Thunderstorm Warning | GYX | Sullivan | 49 min |
| Jul 17, 6:59 PM EDT | Severe Thunderstorm Warning | GYX | Merrimack | 61 min |
| Jul 17, 7:00 PM EDT | Severe Thunderstorm Watch | SPC | Belknap, Carroll, Hillsborough, Merrimack, Rockingham, Strafford | 4 hr |
| Jul 17, 7:21 PM EDT | Severe Thunderstorm Warning | GYX | Belknap | 69 min |
| Jul 17, 7:45 PM EDT | Severe Thunderstorm Warning | GYX | Strafford | 60 min |
| Jul 18, 4:50 PM EDT | Severe Thunderstorm Warning | GYX | Grafton | 55 min |
| Jul 18, 4:52 PM EDT | Severe Thunderstorm Warning | GYX | Rockingham | 38 min |
| Jul 18, 5:36 PM EDT | Severe Thunderstorm Warning | GYX | Belknap, Carroll | 69 min |
| Jul 18, 7:22 PM EDT | Severe Thunderstorm Warning | BOX | Cheshire | 68 min |
| Aug 28, 5:56 PM EDT | Severe Thunderstorm Warning | GYX | Carroll | 49 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 | 31 |
| Tornado Warning | 3 |
| Severe Thunderstorm Watch | 6 |
| Flooding | |
| Flash Flood Warning | 5 |
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 archive19961998
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.