Alert archive / Washington / Snohomish County / 2017
Weather alerts in Snohomish County, Washington, November 2017
10 weather alerts in November 2017, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
- Alerts
- 10
- Warnings
- 8
- Watches
- 1
- Advisories
- 1
- Busiest day
- November 22, 20176 alerts
Over time
By day
Days in UTC, the clock the archive keeps.
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 |
|---|---|---|---|
| Nov 13, 3:19 PM PST | Areal Flood Advisory | SEW | 3 hr |
| Nov 20, 2:22 PM PST | Flood Watch | SEW | 4 days |
| Nov 21, 10:54 PM PST | River Flood Warning | SEW | 54 hr |
| Nov 21, 11:33 PM PST | River Flood Warning | SEW | 17 hr |
| Nov 21, 11:33 PM PST | River Flood Warning | SEW | 39 hr |
| Nov 22, 3:17 AM PST | River Flood Warning | SEW | 14 hr |
| Nov 22, 5:44 AM PST | River Flood Warning | SEW | 57 hr |
| Nov 22, 5:44 AM PST | River Flood Warning | SEW | 65 hr |
| Nov 23, 3:46 AM PST | River Flood Warning | SEW | 15 hr |
| Nov 23, 3:46 AM PST | River Flood Warning | SEW | 19 hr |
By product
Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.
| Product | Alerts |
|---|---|
| Flooding | |
| River Flood Warning | 8 |
| Flood Watch | 1 |
| Areal Flood Advisory | 1 |
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive20162018
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. Warning verification from the Mesonet's Cow. Rebuilt daily.