Alert archive / Washington / King County
Weather alerts in King County, Washington, 2020
39 weather alerts in 2020, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
King County and its neighbors
Each county as a circle sized by its count in 2020. Tap one for its archive.
- Alerts
- 39
- Warnings
- 23
- Watches
- 7
- Advisories
- 3
- Busiest month
- February14 alerts
- Busiest day
- February 6, 20206 alerts
Over time
By month
The alerts
Every alert, in the order issued. Times are local, Pacific Time. Each opens its own page with the text, the map, the radar and the sounding.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jan 6, 3:31 AM PST | Flood Watch | SEW | 43 hr |
| Jan 6, 1:03 PM PST | River Flood Warning | SEW | 29 hr |
| Jan 6, 9:08 PM PST | River Flood Warning | SEW | 25 hr |
| Jan 6, 9:08 PM PST | River Flood Warning | SEW | 51 hr |
| Jan 21, 2:26 PM PST | Flood Watch | SEW | 64 hr |
| Jan 29, 12:03 PM PST | Flood Watch | SEW | 4 days |
| Jan 31, 9:02 AM PST | River Flood Warning | SEW | 49 hr |
| Jan 31, 3:35 PM PST | River Flood Warning | SEW | 38 hr |
| Jan 31, 3:35 PM PST | River Flood Warning | SEW | 61 hr |
| Feb 1, 1:50 AM PST | River Flood Warning | SEW | 58 hr |
| Feb 4, 11:04 AM PST | Flood Watch | SEW | 3 days |
| Feb 5, 8:53 AM PST | River Flood Warning | SEW | 21 days |
| Feb 5, 1:03 PM PST | River Flood Warning | SEW | 70 hr |
| Feb 5, 1:03 PM PST | River Flood Warning | SEW | 70 hr |
| Feb 5, 1:03 PM PST | River Flood Warning | SEW | 21 days |
| Feb 5, 5:17 PM PST | River Flood Warning | SEW | 21 days |
| Feb 5, 5:17 PM PST | River Flood Warning | SEW | 21 days |
| Feb 5, 5:17 PM PST | River Flood Warning | SEW | 6 days |
| Feb 5, 6:59 PM PST | River Flood Warning | SEW | 35 hr |
| Feb 6, 7:40 AM PST | Areal Flood Advisory | SEW | 4 hr |
| Feb 6, 11:52 AM PST | Areal Flood Warning | SEW | 6 hr |
| Feb 6, 5:25 PM PST | Areal Flood Warning | SEW | 18 hr |
| Feb 11, 9:14 AM PST | River Flood Warning | SEW | 21 days |
| May 30, 7:24 AM PDT | Special Weather Statement | SEW | 36 min |
| May 30, 7:31 AM PDT | Severe Thunderstorm Warning | SEW | 29 min |
| May 30, 7:46 AM PDT | Severe Thunderstorm Warning | SEW | 29 min |
| Jun 7, 7:00 PM PDT | Special Weather Statement | SEW | 30 min |
| Jun 7, 7:31 PM PDT | Special Weather Statement | SEW | 29 min |
| Jun 7, 8:01 PM PDT | Special Weather Statement | SEW | 29 min |
| Jun 13, 8:36 PM PDT | Special Weather Statement | SEW | 39 min |
| Jun 13, 9:30 PM PDT | Special Weather Statement | SEW | 45 min |
| Jun 13, 9:37 PM PDT | Areal Flood Advisory | SEW | 83 min |
| Jul 27, 5:29 AM PDT | Red Flag Warning | SEW | 15 hr |
| Aug 14, 3:13 AM PDT | Fire Weather Watch | SEW | 12 hr |
| Aug 14, 3:02 PM PDT | Red Flag Warning | SEW | 56 hr |
| Sep 4, 2:42 PM PDT | Fire Weather Watch | SEW | 36 hr |
| Sep 6, 2:44 AM PDT | Red Flag Warning | SEW | 5 days |
| Dec 18, 3:12 AM PST | Flood Watch | SEW | 68 hr |
| Dec 21, 2:57 PM PST | Areal Flood Advisory | SEW | 4 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 | 2 |
| Special Weather Statement | 6 |
| Flooding | |
| Areal Flood Warning | 2 |
| River Flood Warning | 16 |
| Flood Watch | 5 |
| Areal Flood Advisory | 3 |
| Fire | |
| Red Flag Warning | 3 |
| Fire Weather Watch | 2 |
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive20192021
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.