Alert archive / Washington / San Juan County
Weather alerts in San Juan County, Washington, 2020
42 weather alerts in 2020, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
San Juan County and its neighbors
Each county as a circle sized by its count in 2020. Tap one for its archive.
- Alerts
- 42
- Warnings
- 7
- Watches
- 10
- Advisories
- 25
- Busiest month
- January22 alerts
- Busiest day
- January 14, 20203 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 2, 3:50 AM PST | Wind Advisory | SEW | 48 hr |
| Jan 4, 3:04 PM PST | Wind Advisory | SEW | 27 hr |
| Jan 8, 3:10 PM PST | High Wind Watch | SEW | 23 hr |
| Jan 9, 2:32 PM PST | High Wind Warning | SEW | 22 hr |
| Jan 9, 3:25 PM PST | Winter Storm Warning | SEW | 3 days |
| Jan 11, 2:46 PM PST | Winter Storm Watch | SEW | 23 hr |
| Jan 11, 2:47 PM PST | High Wind Warning | SEW | 36 hr |
| Jan 13, 1:30 AM PST | Wind Chill Advisory | SEW | 10 hr |
| Jan 13, 3:40 PM PST | Wind Chill Advisory | SEW | 19 hr |
| Jan 14, 3:21 AM PST | Winter Storm Watch | SEW | 12 hr |
| Jan 14, 8:06 AM PST | High Wind Watch | SEW | 19 hr |
| Jan 14, 3:33 PM PST | Winter Storm Warning | SEW | 36 hr |
| Jan 15, 3:10 AM PST | High Wind Warning | SEW | 20 hr |
| Jan 15, 4:05 PM PST | Coastal Flood Advisory | SEW | 22 hr |
| Jan 15, 10:57 PM PST | Wind Advisory | SEW | 4 hr |
| Jan 16, 3:10 PM PST | High Wind Watch | SEW | 12 hr |
| Jan 17, 3:20 AM PST | Wind Advisory | SEW | 31 hr |
| Jan 23, 2:26 PM PST | Coastal Flood Advisory | SEW | 17 hr |
| Jan 25, 2:45 PM PST | Wind Advisory | SEW | 18 hr |
| Jan 30, 2:49 AM PST | High Wind Watch | SEW | 23 hr |
| Jan 31, 2:08 AM PST | High Wind Warning | SEW | 25 hr |
| Jan 31, 2:08 AM PST | Wind Advisory | SEW | 32 hr |
| Feb 4, 11:04 AM PST | Flood Watch | SEW | 3 days |
| Mar 12, 3:01 PM PDT | High Wind Watch | SEW | 13 hr |
| Mar 13, 4:10 AM PDT | Wind Advisory | SEW | 48 hr |
| Sep 24, 3:16 PM PDT | Wind Advisory | SEW | 19 hr |
| Oct 3, 4:17 AM PDT | Dense Fog Advisory | SEW | 7 hr |
| Oct 8, 3:25 PM PDT | Wind Advisory | SEW | 29 hr |
| Oct 12, 3:40 PM PDT | Wind Advisory | SEW | 26 hr |
| Oct 23, 2:19 AM PDT | Freeze Watch | SEW | 25 hr |
| Oct 23, 2:19 AM PDT | Wind Advisory | SEW | 35 hr |
| Oct 24, 2:57 AM PDT | Frost Advisory | SEW | 31 hr |
| Oct 25, 2:40 PM PDT | Frost Advisory | SEW | 19 hr |
| Nov 4, 1:38 PM PST | Wind Advisory | SEW | 7 hr |
| Nov 12, 1:48 PM PST | Wind Advisory | SEW | 8 hr |
| Nov 15, 4:28 PM PST | High Wind Watch | SEW | 11 hr |
| Nov 16, 3:40 AM PST | High Wind Warning | SEW | 37 hr |
| Nov 28, 2:51 PM PST | Wind Advisory | SEW | 47 hr |
| Dec 16, 10:59 PM PST | Coastal Flood Advisory | SEW | 11 hr |
| Dec 18, 3:00 AM PST | Wind Advisory | SEW | 17 hr |
| Dec 19, 3:01 AM PST | Wind Advisory | SEW | 22 hr |
| Dec 29, 2:58 AM PST | Wind Advisory | SEW | 40 hr |
By product
Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.
| Product | Alerts |
|---|---|
| Flooding | |
| Flood Watch | 1 |
| Winter | |
| Winter Storm Warning | 2 |
| Winter Storm Watch | 2 |
| Cold | |
| Freeze Watch | 1 |
| Frost Advisory | 2 |
| Wind Chill Advisory | 2 |
| Wind and dust | |
| High Wind Warning | 5 |
| High Wind Watch | 6 |
| Wind Advisory | 17 |
| Fog and smoke | |
| Dense Fog Advisory | 1 |
| Coast and beach | |
| Coastal Flood Advisory | 3 |
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. Warning verification from the Mesonet's Cow. Rebuilt daily.