Alert archive / Washington / Columbia County
Weather alerts in Columbia County, Washington, 2013
66 weather alerts in 2013, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Columbia County and its neighbors
Each county as a circle sized by its count in 2013. Tap one for its archive.
- Alerts
- 66
- Warnings
- 21
- Watches
- 7
- Advisories
- 29
- Busiest month
- April14 alerts
- Busiest day
- September 6, 20134 alerts
Over time
By month
Warning verification
How often warnings here had a storm report inside them, and how much warning the reports had.
Columbia County, 2013
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| Tornado warnings | 0 | 0 | ||||
| Severe thunderstorm warnings | 3 | 3 | 0% | 4 | 100% | 23 min |
| Flash flood warnings | 1 | 1 | 0% | 1 | 100% | 18 min |
Each office's whole area, 2013
| Warnings | With a report | False alarm ratio | Reports | Inside a warning | Mean lead time | |
|---|---|---|---|---|---|---|
| NWS Pendleton, OR: tornado warnings | 1 | 0 | 100% | 0 | ||
| NWS Pendleton, OR: severe thunderstorm warnings | 45 | 34 | 24% | 126 | 79% | 25 min |
| NWS Pendleton, OR: flash flood warnings | 12 | 4 | 67% | 13 | 54% | 44 min |
An office's figures cover every county it serves, including across state lines.
Verified by the Iowa Environmental Mesonet's Cow, which matches each storm-based warning with the local storm reports inside its polygon while it was in force, within 15 km of its edge: a tornado warning counts as verified on a tornado report, a severe thunderstorm warning on hail of 1 inch or more, a gust of 58 mph or more, or wind damage, a flash flood warning on a flash flood report. The false alarm ratio is the share of warnings with no such report; "inside a warning" is the probability of detection, the share of reports that fell inside one; lead time runs from the warning's issue to each report inside it, counting zero for a report that came first. A warning with no report is not proof nothing happened: reports come from spotters, the public and damage surveys, and are thin where few people live.
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, 6:40 AM PST | Winter Storm Watch | PDT | 8 hr |
| Jan 6, 2:40 PM PST | Winter Storm Warning | PDT | 23 hr |
| Jan 8, 3:05 AM PST | Wind Advisory | PDT | 31 hr |
| Jan 14, 2:40 PM PST | Air Stagnation Advisory | PDT | 9 days |
| Jan 16, 2:58 PM PST | Freezing Fog Advisory | PDT | 21 hr |
| Jan 18, 8:15 PM PST | Freezing Fog Advisory | PDT | 14 hr |
| Jan 23, 12:24 PM PST | Freezing Rain Advisory | PDT | 7 hr |
| Jan 23, 5:32 PM PST | Mesoscale Discussion | SPC | 4 hr |
| Jan 23, 10:44 PM PST | Freezing Rain Advisory | PDT | 2 hr |
| Jan 24, 1:50 PM PST | Freezing Rain Advisory | PDT | 20 hr |
| Jan 27, 3:20 PM PST | Winter Storm Warning | PDT | 60 hr |
| Feb 20, 2:52 PM PST | Winter Storm Watch | PDT | 28 hr |
| Feb 20, 9:49 PM PST | Winter Storm Warning | PDT | 65 hr |
| Feb 21, 6:32 PM PST | High Wind Watch | PDT | 9 hr |
| Feb 21, 6:32 PM PST | Wind Advisory | PDT | 40 hr |
| Mar 19, 2:33 PM PDT | Wind Advisory | PDT | 30 hr |
| Apr 4, 6:35 PM PDT | Severe Thunderstorm Warning | PDT | 55 min |
| Apr 6, 1:25 PM PDT | Wind Advisory | PDT | 30 hr |
| Apr 7, 2:09 AM PDT | Winter Weather Advisory | PDT | 26 hr |
| Apr 10, 3:33 AM PDT | Wind Advisory | PDT | 16 hr |
| Apr 12, 2:07 PM PDT | Wind Advisory | PDT | 30 hr |
| Apr 14, 2:31 PM PDT | Freeze Warning | PDT | 18 hr |
| Apr 15, 1:59 PM PDT | Freeze Warning | PDT | 20 hr |
| Apr 15, 1:59 PM PDT | Freeze Warning | PDT | 24 hr |
| Apr 16, 2:04 PM PDT | Hard Freeze Warning | PDT | 19 hr |
| Apr 18, 2:35 PM PDT | Wind Advisory | PDT | 32 hr |
| Apr 22, 3:00 AM PDT | Freeze Warning | PDT | 29 hr |
| Apr 23, 1:56 PM PDT | Freeze Warning | PDT | 18 hr |
| Apr 28, 12:58 PM PDT | Wind Advisory | PDT | 28 hr |
| Apr 30, 2:19 AM PDT | Freeze Warning | PDT | 30 hr |
| May 12, 1:30 PM PDT | Wind Advisory | PDT | 33 hr |
| May 21, 2:43 PM PDT | Winter Weather Advisory | PDT | 24 hr |
| Jun 28, 2:32 PM PDT | Heat Advisory | PDT | 4 days |
| Aug 11, 5:04 PM PDT | Severe Thunderstorm Warning | PDT | 56 min |
| Aug 12, 5:28 PM PDT | Special Weather Statement | PDT | 62 min |
| Aug 16, 12:40 PM PDT | Mesoscale Discussion | SPC | 3 hr |
| Sep 3, 1:57 PM PDT | Special Weather Statement | PDT | 63 min |
| Sep 4, 8:49 PM PDT | Mesoscale Discussion | SPC | 116 min |
| Sep 5, 12:35 PM PDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Sep 5, 4:01 PM PDT | Mesoscale Discussion | SPC | 89 min |
| Sep 5, 5:44 PM PDT | Severe Thunderstorm Warning | PDT | 61 min |
| Sep 5, 6:24 PM PDT | Flash Flood Warning | PDT | 3 hr |
| Sep 5, 7:13 PM PDT | Mesoscale Discussion | SPC | 2 hr |
| Sep 5, 9:44 PM PDT | Mesoscale Discussion | SPC | 2 hr |
| Sep 15, 3:00 PM PDT | Mesoscale Discussion | SPC | 3 hr |
| Sep 27, 1:56 PM PDT | Wind Advisory | PDT | 3 days |
| Sep 29, 5:42 PM PDT | High Wind Warning | PDT | 11 hr |
| Oct 13, 2:43 PM PDT | Freeze Warning | PDT | 18 hr |
| Oct 14, 11:55 AM PDT | Freeze Warning | PDT | 20 hr |
| Oct 28, 2:23 PM PDT | Freeze Warning | PDT | 43 hr |
| Nov 1, 1:48 PM PDT | Wind Advisory | PDT | 31 hr |
| Nov 6, 1:44 PM PST | Wind Advisory | PDT | 29 hr |
| Nov 13, 2:50 PM PST | Winter Storm Watch | PDT | 24 hr |
| Nov 14, 3:07 PM PST | Winter Storm Warning | PDT | 61 hr |
| Nov 15, 2:37 AM PST | Wind Advisory | PDT | 37 hr |
| Nov 21, 1:59 PM PST | Air Stagnation Advisory | PDT | 9 days |
| Nov 30, 2:43 PM PST | Wind Advisory | PDT | 52 hr |
| Dec 2, 10:33 AM PST | Winter Weather Advisory | PDT | 29 hr |
| Dec 4, 9:07 PM PST | Wind Chill Watch | PDT | 30 hr |
| Dec 6, 3:30 AM PST | Wind Chill Warning | PDT | 55 hr |
| Dec 12, 2:13 PM PST | Winter Weather Advisory | PDT | 7 hr |
| Dec 18, 2:58 PM PST | Winter Storm Watch | PDT | 24 hr |
| Dec 19, 2:38 PM PST | Winter Storm Warning | PDT | 43 hr |
| Dec 19, 2:38 PM PST | Winter Weather Advisory | PDT | 31 hr |
| Dec 24, 9:24 AM PST | Air Stagnation Advisory | PDT | 10 days |
| Dec 26, 2:53 PM PST | Dense Fog Advisory | PDT | 5 days |
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 archive20122014
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.