Onondaga County, New York: tornado and severe weather warnings
Nothing is in effect for Onondaga County as of 6:29 PM EDT: no warnings, watches or advisories. This page checks the National Weather Service every minute.
Open the live map on Onondaga 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 Onondaga County. Tap your own street on it for times that apply to you.
The last 12 months in Onondaga County
- 2 tornado warnings
- 27 severe thunderstorm warnings
- 6 flash flood warnings
- 2 tornado watches
- 9 severe thunderstorm watches
The most recent tornado warning that included Onondaga County was issued Sep 2, 2026 by the Weather Service office in Binghamton, NY.
| Date | Issued | Type | Office | Product |
|---|---|---|---|---|
| Sep 13, 2026 | 6:14 PM EDT | Severe thunderstorm warning | BGM | text |
| Sep 13, 2026 | 6:08 PM EDT | Severe thunderstorm warning | BGM | text |
| Sep 13, 2026 | 3:20 PM EDT | Severe thunderstorm warning | BGM | text |
| Sep 2, 2026 | 9:09 PM EDT | Tornado warning | BGM | text |
| Sep 2, 2026 | 9:06 PM EDT | Severe thunderstorm warning | BGM | text |
| Sep 2, 2026 | 8:41 PM EDT | Tornado warning | BGM | text |
| Sep 2, 2026 | 8:37 PM EDT | Severe thunderstorm warning | BGM | text |
| Sep 2, 2026 | 11:07 AM EDT | Flash flood warning | BGM | text |
| Aug 27, 2026 | 3:27 PM EDT | Severe thunderstorm warning | BGM | text |
| Aug 27, 2026 | 3:09 PM EDT | Severe thunderstorm warning | BGM | text |
| Aug 27, 2026 | 2:24 PM EDT | Severe thunderstorm warning | BGM | text |
| Aug 27, 2026 | 2:22 PM EDT | Severe thunderstorm warning | BGM | text |
A warning counts here if the Weather Service listed Onondaga County in it, even if the warned area covered only part of the county.
Nearby
- Cayuga County, NY
- Madison County, NY
- Cortland County, NY
- Oswego County, NY
- Seneca County, NY
- Tompkins County, NY
- Oneida County, NY
- Wayne County, NY
- All of New York
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.