Sullivan County, New Hampshire: tornado and severe weather warnings
Nothing is in effect for Sullivan County as of 8:40 PM EDT: no warnings, watches or advisories. This page checks the National Weather Service every minute.
Open the live map on Sullivan County Get a message when a warning reaches your address
The map shows radar, every warning shape, and the path and arrival time of each storm cell headed toward the center of Sullivan County. Tap your own street on it for times that apply to you.
The last 12 months in Sullivan County
- 0 tornado warnings
- 7 severe thunderstorm warnings
- 0 flash flood warnings
- 1 tornado watches
- 2 severe thunderstorm watches
No tornado warning has included Sullivan County in the last 12 months.
| Date | Issued | Type | Office | Product |
|---|---|---|---|---|
| Jul 15, 2026 | 4:42 AM EDT | Severe thunderstorm warning | GYX | text |
| Jul 15, 2026 | 3:41 AM EDT | Severe thunderstorm warning | GYX | text |
| Jul 15, 2026 | 3:05 AM EDT | Severe thunderstorm warning | GYX | text |
| Jun 26, 2026 | 4:37 PM EDT | Severe thunderstorm warning | GYX | text |
| Jun 18, 2026 | 3:18 PM EDT | Severe thunderstorm warning | GYX | text |
| Jun 18, 2026 | 2:39 PM EDT | Severe thunderstorm warning | GYX | text |
| Apr 14, 2026 | 6:03 PM EDT | Severe thunderstorm warning | GYX | text |
A warning counts here if the Weather Service listed Sullivan County in it, even if the warned area covered only part of the county.
Nearby
- Windsor County, VT
- Merrimack County, NH
- Cheshire County, NH
- Windham County, VT
- Hillsborough County, NH
- Belknap County, NH
- Grafton County, NH
- Orange County, VT
- All of New Hampshire
What the alerts mean
Alerts come from the National Weather Service and refresh every minute. Past warnings come from the Iowa Environmental Mesonet's archive of Weather Service products. During a warning, also listen to local radio, TV or a weather radio.