Alert archive / Delaware / 2025
Weather alerts in Delaware, December 2025
7 weather alerts in December 2025, 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 December 2025. Tap one for its archive.
- Alerts
- 7
- Warnings
- 2
- Watches
- 0
- Advisories
- 5
- Busiest day
- December 19, 20252 alerts
Over time
By day
Days in UTC, the clock the archive keeps.
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 |
|---|---|---|---|---|
| Dec 6, 11:35 PM EST | Freezing Fog Advisory | PHI | Kent, Sussex | 9 hr |
| Dec 12, 1:37 PM EST | Winter Weather Advisory | PHI | Kent, New Castle, Sussex | 47 hr |
| Dec 17, 2:07 PM EST | Wind Advisory | PHI | Kent, New Castle, Sussex | 59 hr |
| Dec 19, 1:40 PM EST | Severe Thunderstorm Warning | PHI | New Castle | 65 min |
| Dec 19, 4:34 PM EST | High Wind Warning | PHI | New Castle | 5 hr |
| Dec 25, 1:14 PM EST | Winter Weather Advisory | PHI | New Castle | 45 hr |
| Dec 28, 1:25 PM EST | Wind Advisory | PHI | Kent, New Castle, Sussex | 51 hr |
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 | 1 |
| Winter | |
| Winter Weather Advisory | 2 |
| Wind and dust | |
| High Wind Warning | 1 |
| Wind Advisory | 2 |
| Fog and smoke | |
| Freezing Fog Advisory | 1 |
By county
Every county with at least one alert. A county page lists each alert that covered it.
Nearby
Alerts in force nowTornadoes on recordThe radar archive20242026
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. Rebuilt daily.