Alert archive / Delaware / 2026
Weather alerts in Delaware, March 2026
26 weather alerts in March 2026, 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 March 2026. Tap one for its archive.
- Alerts
- 26
- Warnings
- 9
- Watches
- 3
- Advisories
- 10
- Busiest day
- March 17, 202610 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 |
|---|---|---|---|---|
| Mar 2, 11:44 AM EST | Winter Weather Advisory | PHI | New Castle | 34 hr |
| Mar 3, 4:04 PM EST | Dense Fog Advisory | PHI | Kent, New Castle, Sussex | 6 hr |
| Mar 4, 1:08 PM EST | Dense Fog Advisory | PHI | Sussex | 16 hr |
| Mar 6, 1:00 PM EST | Dense Fog Advisory | PHI | Sussex | 23 hr |
| Mar 8, 1:22 AM EST | Dense Fog Advisory | PHI | New Castle | 9 hr |
| Mar 9, 1:03 AM EDT | Dense Fog Advisory | PHI | Kent, Sussex | 5 hr |
| Mar 9, 7:33 PM EDT | Dense Fog Advisory | PHI | Kent, New Castle, Sussex | 10 hr |
| Mar 11, 6:47 PM EDT | Mesoscale Discussion | SPC | Kent, New Castle, Sussex | 118 min |
| Mar 11, 7:03 PM EDT | Severe Thunderstorm Watch | SPC | Kent, New Castle | 3 hr |
| Mar 11, 7:48 PM EDT | Severe Thunderstorm Warning | PHI | Kent, New Castle | 42 min |
| Mar 11, 8:28 PM EDT | Severe Thunderstorm Warning | PHI | Kent, New Castle | 47 min |
| Mar 15, 12:47 PM EDT | Wind Advisory | PHI | Kent, New Castle, Sussex | 37 hr |
| Mar 16, 4:20 AM EDT | Coastal Flood Advisory | PHI | Sussex | 25 hr |
| Mar 16, 11:30 AM EDT | Tornado Watch | SPC | Kent, New Castle, Sussex | 6 hr |
| Mar 16, 3:14 PM EDT | Mesoscale Discussion | SPC | Kent, New Castle | 91 min |
| Mar 16, 8:15 PM EDT | Severe Thunderstorm Watch | SPC | Kent, New Castle, Sussex | 4 hr |
| Mar 16, 9:04 PM EDT | Mesoscale Discussion | SPC | Kent, New Castle, Sussex | 116 min |
| Mar 16, 10:07 PM EDT | Severe Thunderstorm Warning | PHI | New Castle | 53 min |
| Mar 16, 10:13 PM EDT | Severe Thunderstorm Warning | PHI | Kent, New Castle, Sussex | 62 min |
| Mar 16, 10:23 PM EDT | Tornado Warning | PHI | Kent | 37 min |
| Mar 16, 10:24 PM EDT | Severe Thunderstorm Warning | PHI | Sussex | 62 min |
| Mar 16, 10:35 PM EDT | Tornado Warning | PHI | Kent | 25 min |
| Mar 16, 10:39 PM EDT | Severe Thunderstorm Warning | PHI | New Castle | 51 min |
| Mar 16, 10:44 PM EDT | Tornado Warning | PHI | Kent | 18 min |
| Mar 16, 10:55 PM EDT | Mesoscale Discussion | SPC | Kent, Sussex | 2 hr |
| Mar 21, 3:25 AM EDT | Dense Fog Advisory | PHI | New Castle | 5 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 | 6 |
| Tornado Warning | 3 |
| Severe Thunderstorm Watch | 2 |
| Tornado Watch | 1 |
| Mesoscale Discussion | 4 |
| Winter | |
| Winter Weather Advisory | 1 |
| Wind and dust | |
| Wind Advisory | 1 |
| Fog and smoke | |
| Dense Fog Advisory | 7 |
| Coast and beach | |
| Coastal Flood Advisory | 1 |
By county
Every county with at least one alert. A county page lists each alert that covered it.
Nearby
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.