Alert archive / Washington / Snohomish County
Weather alerts in Snohomish County, Washington, 2026
59 weather alerts in 2026, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Snohomish County and its neighbors
Each county as a circle sized by its count in 2026. Tap one for its archive.
- Alerts
- 59
- Warnings
- 18
- Watches
- 9
- Advisories
- 32
- Busiest month
- March24 alerts
- Busiest day
- March 20, 20265 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 |
|---|---|---|---|
| Dec 31, 6:24 PM PST | Dense Fog Advisory | SEW | 16 hr |
| Jan 2, 12:54 PM PST | Coastal Flood Advisory | SEW | 20 hr |
| Jan 3, 3:15 PM PST | Coastal Flood Advisory | SEW | 23 hr |
| Jan 4, 12:51 PM PST | Winter Storm Watch | SEW | 12 hr |
| Jan 4, 1:54 PM PST | Coastal Flood Advisory | SEW | 20 hr |
| Jan 5, 1:00 AM PST | Winter Storm Warning | SEW | 4 days |
| Jan 5, 2:42 PM PST | Coastal Flood Advisory | SEW | 20 hr |
| Jan 23, 11:24 AM PST | Cold Weather Advisory | SEW | 22 hr |
| Jan 24, 10:38 AM PST | Cold Weather Advisory | SEW | 22 hr |
| Feb 1, 2:02 AM PST | Coastal Flood Advisory | SEW | 8 hr |
| Feb 5, 12:32 AM PST | Dense Fog Advisory | SEW | 8 hr |
| Feb 18, 12:27 PM PST | Cold Weather Advisory | SEW | 24 hr |
| Feb 21, 3:14 AM PST | Wind Advisory | SEW | 35 hr |
| Feb 21, 2:33 PM PST | Winter Weather Advisory | SEW | 46 hr |
| Feb 24, 12:23 PM PST | Winter Weather Advisory | SEW | 64 hr |
| Mar 3, 11:50 PM PST | Winter Weather Advisory | SEW | 34 hr |
| Mar 7, 12:02 PM PST | Winter Storm Watch | SEW | 12 hr |
| Mar 7, 12:02 PM PST | Winter Weather Advisory | SEW | 21 hr |
| Mar 7, 12:02 PM PST | Winter Weather Advisory | SEW | 4 days |
| Mar 7, 11:47 PM PST | Winter Storm Warning | SEW | 50 hr |
| Mar 8, 12:45 PM PDT | Winter Storm Watch | SEW | 62 hr |
| Mar 9, 1:42 PM PDT | Blizzard Warning | SEW | 61 hr |
| Mar 10, 2:45 AM PDT | Wind Advisory | SEW | 48 hr |
| Mar 11, 2:23 AM PDT | Winter Storm Warning | SEW | 3 days |
| Mar 13, 8:20 AM PDT | Winter Weather Advisory | SEW | 27 hr |
| Mar 13, 7:06 PM PDT | Winter Weather Advisory | SEW | 22 hr |
| Mar 15, 2:15 AM PDT | Winter Weather Advisory | SEW | 31 hr |
| Mar 15, 2:51 PM PDT | Flood Watch | SEW | 5 days |
| Mar 18, 9:45 AM PDT | River Flood Warning | SEW | 29 hr |
| Mar 18, 10:38 AM PDT | River Flood Warning | SEW | 4 days |
| Mar 18, 12:45 PM PDT | River Flood Warning | SEW | 36 hr |
| Mar 19, 5:30 PM PDT | River Flood Warning | SEW | 64 hr |
| Mar 19, 8:11 PM PDT | River Flood Warning | SEW | 37 hr |
| Mar 20, 6:32 AM PDT | River Flood Warning | SEW | 15 hr |
| Mar 20, 6:34 AM PDT | River Flood Warning | SEW | 22 hr |
| Mar 20, 1:20 PM PDT | River Flood Warning | SEW | 8 hr |
| Mar 23, 1:42 PM PDT | Wind Advisory | SEW | 28 hr |
| Mar 24, 11:10 AM PDT | Winter Weather Advisory | SEW | 41 hr |
| Mar 31, 9:50 AM PDT | Winter Weather Advisory | SEW | 49 hr |
| Apr 7, 12:48 AM PDT | Frost Advisory | SEW | 32 hr |
| Apr 8, 10:07 AM PDT | Frost Advisory | SEW | 23 hr |
| Apr 12, 1:40 PM PDT | Winter Storm Watch | SEW | 21 hr |
| Apr 13, 10:56 AM PDT | Winter Storm Warning | SEW | 60 hr |
| Apr 14, 9:44 AM PDT | Wind Advisory | SEW | 10 hr |
| May 15, 9:24 AM PDT | Winter Weather Advisory | SEW | 39 hr |
| Jun 11, 12:38 PM PDT | Heat Advisory | SEW | 5 days |
| Jun 20, 11:40 AM PDT | Heat Advisory | SEW | 4 days |
| Jul 14, 3:29 PM PDT | Fire Weather Watch | SEW | 21 hr |
| Jul 15, 12:14 PM PDT | Red Flag Warning | SEW | 32 hr |
| Jul 19, 9:36 AM PDT | Heat Advisory | SEW | 4 days |
| Aug 4, 1:37 PM PDT | Heat Advisory | SEW | 3 days |
| Aug 12, 12:08 PM PDT | Red Flag Warning | SEW | 11 hr |
| Aug 12, 12:16 PM PDT | Fire Weather Watch | SEW | 15 hr |
| Aug 13, 3:38 AM PDT | Red Flag Warning | SEW | 17 hr |
| Aug 13, 11:23 AM PDT | Fire Weather Watch | SEW | 15 hr |
| Aug 14, 2:25 AM PDT | Red Flag Warning | SEW | 19 hr |
| Aug 20, 12:35 PM PDT | Fire Weather Watch | SEW | 24 hr |
| Aug 21, 1:02 PM PDT | Red Flag Warning | SEW | 31 hr |
| Sep 1, 1:51 AM PDT | Wind Advisory | SEW | 42 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 |
| Winter | |
| Blizzard Warning | 1 |
| Winter Storm Warning | 4 |
| Winter Storm Watch | 4 |
| Winter Weather Advisory | 11 |
| Heat | |
| Heat Advisory | 4 |
| Cold | |
| Cold Weather Advisory | 3 |
| Frost Advisory | 2 |
| Wind and dust | |
| Wind Advisory | 5 |
| Fire | |
| Red Flag Warning | 5 |
| Fire Weather Watch | 4 |
| Fog and smoke | |
| Dense Fog Advisory | 2 |
| Coast and beach | |
| Coastal Flood Advisory | 5 |
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive2025
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.