Alert archive / Washington / Walla Walla County
Weather alerts in Walla Walla County, Washington, 2020
98 weather alerts in 2020, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Walla Walla County and its neighbors
Each county as a circle sized by its count in 2020. Tap one for its archive.
- Alerts
- 98
- Warnings
- 22
- Watches
- 12
- Advisories
- 49
- Busiest month
- February17 alerts
- Busiest day
- May 31, 20205 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 4, 8:25 AM PST | Wind Advisory | PDT | 5 hr |
| Jan 5, 6:43 AM PST | Winter Weather Advisory | PDT | 36 hr |
| Jan 8, 1:43 PM PST | Winter Storm Watch | PDT | 25 hr |
| Jan 9, 2:54 PM PST | Winter Storm Warning | PDT | 5 days |
| Jan 11, 11:18 AM PST | Winter Weather Advisory | PDT | 3 days |
| Jan 11, 2:37 PM PST | Wind Advisory | PDT | 4 hr |
| Jan 13, 2:38 AM PST | Winter Weather Advisory | PDT | 35 hr |
| Jan 15, 2:21 AM PST | Wind Advisory | PDT | 26 hr |
| Jan 16, 4:11 PM PST | Winter Weather Advisory | PDT | 6 hr |
| Jan 21, 3:53 AM PST | Winter Weather Advisory | PDT | 5 hr |
| Jan 21, 2:31 PM PST | Winter Weather Advisory | PDT | 37 hr |
| Jan 27, 8:48 AM PST | Winter Weather Advisory | PDT | 35 hr |
| Jan 31, 3:10 AM PST | High Wind Watch | PDT | 11 hr |
| Jan 31, 8:29 AM PST | Wind Advisory | PDT | 34 hr |
| Feb 3, 1:09 PM PST | Winter Storm Watch | PDT | 15 hr |
| Feb 3, 1:09 PM PST | Winter Weather Advisory | PDT | 51 hr |
| Feb 4, 3:43 AM PST | Winter Storm Warning | PDT | 47 hr |
| Feb 5, 11:01 AM PST | Flood Watch | PDT | 46 hr |
| Feb 6, 10:43 AM PST | Areal Flood Warning | PDT | 24 hr |
| Feb 6, 11:28 AM PST | River Flood Warning | PDT | 69 hr |
| Feb 6, 9:43 PM PST | Areal Flood Warning | PDT | 48 hr |
| Feb 7, 2:53 AM PST | Flash Flood Warning | PDT | 8 hr |
| Feb 7, 4:08 AM PST | Winter Weather Advisory | PDT | 36 hr |
| Feb 7, 10:25 AM PST | Areal Flood Warning | PDT | 16 hr |
| Feb 7, 11:42 PM PST | Wind Advisory | PDT | 16 hr |
| Feb 8, 1:38 AM PST | Winter Storm Warning | PDT | 20 hr |
| Feb 8, 2:12 AM PST | Areal Flood Advisory | PDT | 12 hr |
| Feb 13, 8:43 AM PST | Winter Weather Advisory | PDT | 19 hr |
| Feb 14, 3:40 AM PST | Winter Storm Watch | PDT | 8 hr |
| Feb 14, 11:51 AM PST | Winter Storm Warning | PDT | 42 hr |
| Feb 22, 4:56 PM PST | Wind Advisory | PDT | 27 hr |
| Mar 12, 8:59 AM PDT | Winter Storm Watch | PDT | 5 hr |
| Mar 12, 2:04 PM PDT | Winter Weather Advisory | PDT | 3 days |
| Mar 29, 3:12 AM PDT | Wind Advisory | PDT | 35 hr |
| Mar 29, 2:35 PM PDT | Winter Weather Advisory | PDT | 53 hr |
| Apr 16, 8:31 AM PDT | Freeze Warning | PDT | 25 hr |
| May 2, 1:19 PM PDT | Mesoscale Discussion | SPC | 2 hr |
| May 2, 3:37 PM PDT | Special Weather Statement | PDT | 53 min |
| May 6, 5:10 AM PDT | Special Weather Statement | PDT | 50 min |
| May 6, 6:03 AM PDT | Special Weather Statement | PDT | 72 min |
| May 6, 7:32 AM PDT | Special Weather Statement | PDT | 88 min |
| May 19, 11:49 AM PDT | Flood Watch | PDT | 23 hr |
| May 20, 8:32 AM PDT | Areal Flood Warning | PDT | 24 hr |
| May 30, 11:52 AM PDT | Severe Thunderstorm Watch | SPC | 7 hr |
| May 30, 3:13 PM PDT | Mesoscale Discussion | SPC | 2 hr |
| May 30, 4:10 PM PDT | Severe Thunderstorm Warning | PDT | 65 min |
| May 30, 4:39 PM PDT | Special Weather Statement | PDT | 66 min |
| May 30, 5:10 PM PDT | Severe Thunderstorm Warning | PDT | 65 min |
| May 30, 6:14 PM PDT | Special Weather Statement | PDT | 31 min |
| May 30, 7:42 PM PDT | Special Weather Statement | PDT | 33 min |
| May 30, 7:53 PM PDT | Severe Thunderstorm Warning | PDT | 29 min |
| May 30, 8:06 PM PDT | Mesoscale Discussion | SPC | 114 min |
| Jun 11, 3:37 PM PDT | Mesoscale Discussion | SPC | 113 min |
| Jun 12, 5:00 PM PDT | Mesoscale Discussion | SPC | 2 hr |
| Jun 12, 5:47 PM PDT | Special Weather Statement | PDT | 28 min |
| Jun 27, 3:28 AM PDT | Wind Advisory | PDT | 20 hr |
| Jul 6, 10:43 PM PDT | Special Weather Statement | PDT | 47 min |
| Jul 26, 3:30 AM PDT | Heat Advisory | PDT | 5 days |
| Jul 28, 2:41 PM PDT | Excessive Heat Warning | PDT | 3 days |
| Aug 13, 2:14 PM PDT | Excessive Heat Watch | PDT | 24 hr |
| Aug 14, 2:19 PM PDT | Excessive Heat Warning | PDT | 4 days |
| Aug 14, 2:19 PM PDT | Heat Advisory | PDT | 4 days |
| Aug 17, 3:19 PM PDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Aug 17, 8:00 PM PDT | Mesoscale Discussion | SPC | 90 min |
| Sep 6, 4:29 AM PDT | Wind Advisory | PDT | 40 hr |
| Sep 6, 1:37 PM PDT | Blowing Dust Advisory | PDT | 30 hr |
| Sep 11, 4:12 PM PDT | Dense Smoke Advisory | PDT | 62 hr |
| Oct 12, 3:06 AM PDT | High Wind Watch | PDT | 24 hr |
| Oct 13, 3:28 AM PDT | High Wind Warning | PDT | 16 hr |
| Oct 15, 2:04 PM PDT | Wind Advisory | PDT | 30 hr |
| Oct 21, 3:17 AM PDT | Freeze Warning | PDT | 30 hr |
| Oct 22, 10:59 AM PDT | Freeze Warning | PDT | 22 hr |
| Oct 22, 2:45 PM PDT | Winter Weather Advisory | PDT | 45 hr |
| Nov 9, 2:28 PM PST | Winter Weather Advisory | PDT | 40 hr |
| Nov 11, 2:24 PM PST | Winter Storm Watch | PDT | 24 hr |
| Nov 12, 8:24 AM PST | Winter Storm Warning | PDT | 44 hr |
| Nov 12, 5:33 PM PST | Wind Advisory | PDT | 34 hr |
| Nov 14, 2:46 AM PST | Winter Weather Advisory | PDT | 27 hr |
| Nov 16, 3:37 AM PST | Wind Advisory | PDT | 36 hr |
| Nov 23, 2:14 PM PST | Winter Weather Advisory | PDT | 56 hr |
| Nov 24, 6:23 AM PST | Dense Fog Advisory | PDT | 5 hr |
| Nov 30, 2:54 AM PST | Freezing Fog Advisory | PDT | 5 hr |
| Dec 1, 2:20 PM PST | Air Stagnation Advisory | PDT | 7 days |
| Dec 3, 5:17 AM PST | Freezing Fog Advisory | PDT | 9 hr |
| Dec 4, 1:05 PM PST | Freezing Fog Advisory | PDT | 36 hr |
| Dec 7, 2:41 AM PST | Freezing Fog Advisory | PDT | 31 hr |
| Dec 8, 7:08 PM PST | Dense Fog Advisory | PDT | 9 hr |
| Dec 10, 5:10 AM PST | Freezing Fog Advisory | PDT | 7 hr |
| Dec 12, 2:51 AM PST | Winter Weather Advisory | PDT | 49 hr |
| Dec 12, 2:13 PM PST | Winter Storm Warning | PDT | 38 hr |
| Dec 13, 6:34 PM PST | Freezing Fog Advisory | PDT | 12 hr |
| Dec 16, 2:43 AM PST | Winter Weather Advisory | PDT | 43 hr |
| Dec 21, 1:59 AM PST | Wind Advisory | PDT | 26 hr |
| Dec 24, 7:24 PM PST | Freezing Fog Advisory | PDT | 17 hr |
| Dec 25, 8:33 PM PST | Freezing Fog Advisory | PDT | 13 hr |
| Dec 27, 2:26 PM PST | Freezing Fog Advisory | PDT | 23 hr |
| Dec 29, 3:35 AM PST | Winter Weather Advisory | PDT | 54 hr |
| Dec 30, 2:53 AM PST | Winter Storm Warning | PDT | 36 hr |
By product
Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.
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.