Carroll County weather alerts
There are no active weather alerts for Carroll County, NH right now.
Since 2016 the National Weather Service has issued about 1,032 alerts that included Carroll County, roughly 103 a year. The most common is the winter weather advisory (158 from 2016 to 2025). The last tornado warning was issued on August 22, 2020. 8 tornadoes have touched down in the county since 1950.
Updated from the National Weather Service · lists refresh hourly; the live map loads current alerts directly from the NWS
No warnings, watches or advisories include Carroll County at the moment. This page updates automatically when the National Weather Service issues one. Check neighboring York County, Coos County, Belknap County, Oxford County.
Carroll County alert history
Alert events that included Carroll County or its forecast zones, from the NWS warning archive.
| Alert type | 2016–2025 | 2026 | Last issued |
|---|---|---|---|
| Winter Weather Advisory | 158 | 13 | April 5, 2026 |
| Severe Thunderstorm Warning | 146 | 10 | August 8, 2026 |
| Flood Advisory | 94 | 7 | August 8, 2026 |
| Wind Advisory | 65 | 1 | March 17, 2026 |
| Winter Storm Warning | 65 | 4 | March 22, 2026 |
| Winter Storm Watch | 62 | 1 | January 25, 2026 |
| Flood Watch | 61 | 5 | July 29, 2026 |
| Flood Warning | 51 | 3 | May 30, 2026 |
| Dense Fog Advisory | 47 | 0 | April 1, 2025 |
| Frost Advisory | 47 | 7 | September 24, 2026 |
| Severe Thunderstorm Watch | 38 | 2 | July 15, 2026 |
| Flash Flood Warning | 38 | 1 | June 11, 2026 |
| Heat Advisory | 35 | 2 | July 14, 2026 |
| Snow Squall Warning | 29 | 0 | December 4, 2025 |
| Cold Weather Advisory | 23 | 5 | February 9, 2026 |
| Freeze Warning | 18 | 1 | May 13, 2026 |
| Fire Weather Watch | 10 | 0 | April 27, 2021 |
| Red Flag Warning | 10 | 0 | April 27, 2021 |
| Extreme Cold Warning | 8 | 1 | January 24, 2026 |
| Tornado Warning | 6 | 0 | August 22, 2020 |
| Extreme Cold Watch | 5 | 0 | February 3, 2023 |
| Tornado Watch | 3 | 1 | June 18, 2026 |
| Extreme Heat Warning | 3 | 1 | July 1, 2026 |
| High Wind Warning | 2 | 0 | March 2, 2021 |
| High Wind Watch | 2 | 0 | December 23, 2022 |
| Freeze Watch | 2 | 0 | October 10, 2025 |
| Extreme Heat Watch | 2 | 1 | July 1, 2026 |
| Tropical Storm Watch | 1 | 0 | August 3, 2020 |
| Tropical Storm Warning | 1 | 0 | August 3, 2020 |
Tornado history in Carroll County
8 tornadoes have been recorded in Carroll County since 1950. That ranks 6 of 10 counties in New Hampshire. The most recent was on August 22, 2020 (rated EF0).
Strongest tornadoes in Carroll County
| Date | Rating | County | Path length | Width | Deaths | Injuries |
|---|---|---|---|---|---|---|
| July 18, 1963 | F2 | Carroll County | 0.1 mi | 17 yd | 0 | 0 |
| August 7, 1986 | F1 | Carroll County | 0.2 mi | 10 yd | 0 | 0 |
| July 28, 1970 | F1 | Carroll County | 0.1 mi | 17 yd | 0 | 0 |
| August 9, 1972 | F1 | Carroll County | 0.1 mi | 77 yd | 0 | 0 |
| August 22, 2020 | EF0 | Carroll County | 1.7 mi | 50 yd | 0 | 0 |
Most recent tornadoes
| Date | Rating | County | Path length | Width | Deaths | Injuries |
|---|---|---|---|---|---|---|
| August 22, 2020 | EF0 | Carroll County | 1.7 mi | 50 yd | 0 | 0 |
| September 29, 2006 | F0 | Carroll County | 0.4 mi | 40 yd | 0 | 0 |
| August 7, 1986 | F1 | Carroll County | 0.2 mi | 10 yd | 0 | 0 |
| August 25, 1972 | F0 | Carroll County | 0.5 mi | 17 yd | 0 | 0 |
| August 9, 1972 | F1 | Carroll County | 0.1 mi | 77 yd | 0 | 0 |
About Carroll County
- Population: 52,580 (2024 estimate)
- State: New Hampshire
- NOAA Weather Radio SAME code: 033003 (how to use it)