Tioga County weather alerts
There are no active weather alerts for Tioga County, NY right now.
Since 2016 the National Weather Service has issued about 933 alerts that included Tioga County, roughly 93 a year. The most common is the severe thunderstorm warning (242 from 2016 to 2025). The last tornado warning was issued on July 10, 2024. 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 Tioga County at the moment. This page updates automatically when the National Weather Service issues one. Check neighboring Tompkins County, Chemung County, Susquehanna County, Broome County.
Tioga County alert history
Alert events that included Tioga County or its forecast zones, from the NWS warning archive.
| Alert type | 2016–2025 | 2026 | Last issued |
|---|---|---|---|
| Severe Thunderstorm Warning | 242 | 25 | September 3, 2026 |
| Winter Weather Advisory | 97 | 4 | March 17, 2026 |
| Flood Advisory | 92 | 0 | December 18, 2023 |
| Severe Thunderstorm Watch | 67 | 10 | August 27, 2026 |
| Snow Squall Warning | 57 | 2 | January 1, 2026 |
| Flood Watch | 53 | 3 | September 2, 2026 |
| Wind Advisory | 49 | 2 | March 15, 2026 |
| Flash Flood Warning | 48 | 2 | August 3, 2026 |
| Heat Advisory | 45 | 3 | July 14, 2026 |
| Flood Warning | 43 | 0 | June 23, 2025 |
| Winter Storm Watch | 25 | 1 | January 25, 2026 |
| Winter Storm Warning | 24 | 1 | January 25, 2026 |
| Frost Advisory | 21 | 2 | May 22, 2026 |
| Cold Weather Advisory | 13 | 3 | February 8, 2026 |
| Dense Fog Advisory | 11 | 3 | August 21, 2026 |
| Freeze Warning | 9 | 1 | May 12, 2026 |
| Tornado Watch | 9 | 2 | September 2, 2026 |
| Freeze Watch | 5 | 0 | October 10, 2025 |
| Extreme Cold Warning | 5 | 1 | February 7, 2026 |
| High Wind Warning | 3 | 0 | February 16, 2025 |
| High Wind Watch | 3 | 0 | November 5, 2025 |
| Tornado Warning | 3 | 0 | July 10, 2024 |
| Extreme Cold Watch | 2 | 1 | February 7, 2026 |
| Red Flag Warning | 2 | 0 | April 3, 2019 |
| Extreme Heat Watch | 2 | 1 | July 1, 2026 |
| Extreme Heat Warning | 2 | 1 | July 1, 2026 |
| Lake Effect Snow Warning | 1 | 0 | November 20, 2016 |
Tornado history in Tioga County
8 tornadoes have been recorded in Tioga County since 1950, injuring 26 people. That ranks 29 of 62 counties in New York. The most recent was on July 26, 2012 (rated EF1).
Strongest tornadoes in Tioga County
| Date | Rating | County | Path length | Width | Deaths | Injuries |
|---|---|---|---|---|---|---|
| May 31, 1998 | F3 | Tioga County | 62 mi | 200 yd | 0 | 12 |
| May 2, 1983 | F3 | Chemung County | 15 mi | 300 yd | 0 | 6 |
| May 2, 1983 | F3 | Tioga County | 2 mi | 880 yd | 0 | 1 |
| July 26, 2012 | EF1 | Chemung County | 13.8 mi | 300 yd | 0 | 0 |
| August 27, 1988 | F1 | Tioga County | 11.6 mi | 880 yd | 0 | 0 |
Most recent tornadoes
| Date | Rating | County | Path length | Width | Deaths | Injuries |
|---|---|---|---|---|---|---|
| July 26, 2012 | EF1 | Chemung County | 13.8 mi | 300 yd | 0 | 0 |
| May 16, 2009 | EF0 | Tioga County | 0.3 mi | 30 yd | 0 | 0 |
| May 31, 2002 | F1 | Tioga County | 6 mi | 1,000 yd | 0 | 7 |
| May 31, 1998 | F3 | Tioga County | 62 mi | 200 yd | 0 | 12 |
| September 3, 1992 | F0 | Tioga County | 0.5 mi | 33 yd | 0 | 0 |
About Tioga County
- Population: 47,574 (2024 estimate)
- State: New York
- NOAA Weather Radio SAME code: 036107 (how to use it)