Alert archive / Oregon / Clackamas County
Weather alerts in Clackamas County, Oregon, 2009
23 weather alerts in 2009, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
Clackamas County and its neighbors
Each county as a circle sized by its count in 2009. Tap one for its archive.
- Alerts
- 23
- Warnings
- 17
- Watches
- 1
- Advisories
- 1
- Busiest month
- January10 alerts
- Busiest day
- January 2, 20097 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 1, 9:45 AM PST | River Flood Warning | PQR | 34 hr |
| Jan 1, 11:48 AM PST | Areal Flood Warning | PQR | 25 hr |
| Jan 1, 5:21 PM PST | River Flood Warning | PQR | 15 hr |
| Jan 1, 6:49 PM PST | River Flood Warning | PQR | 25 hr |
| Jan 1, 9:46 PM PST | Mesoscale Discussion | SPC | 5 hr |
| Jan 1, 11:10 PM PST | River Flood Warning | PQR | 4 days |
| Jan 1, 11:10 PM PST | River Flood Warning | PQR | 16 hr |
| Jan 1, 11:10 PM PST | River Flood Warning | PQR | 21 hr |
| Jan 2, 4:49 AM PST | River Flood Warning | PQR | 9 hr |
| Jan 7, 9:36 PM PST | Areal Flood Warning | PQR | 14 hr |
| May 2, 3:54 PM PDT | Severe Thunderstorm Warning | PQR | 36 min |
| Jun 4, 1:56 PM PDT | Severe Thunderstorm Watch | SPC | 4 hr |
| Jun 4, 3:21 PM PDT | Severe Thunderstorm Warning | PQR | 39 min |
| Jun 4, 4:18 PM PDT | Severe Thunderstorm Warning | PQR | 42 min |
| Jun 4, 4:32 PM PDT | Severe Thunderstorm Warning | PQR | 28 min |
| Jun 4, 4:54 PM PDT | Severe Thunderstorm Warning | PQR | 36 min |
| Jun 4, 4:58 PM PDT | Severe Thunderstorm Warning | PQR | 32 min |
| Jun 9, 3:38 PM PDT | Severe Thunderstorm Warning | PQR | 23 min |
| Jun 9, 5:24 PM PDT | Severe Thunderstorm Warning | PQR | 36 min |
| Jun 9, 7:39 PM PDT | Special Weather Statement | PQR | 36 min |
| Oct 27, 4:13 PM PDT | Special Weather Statement | PQR | 47 min |
| Oct 27, 4:58 PM PDT | Special Weather Statement | PQR | 47 min |
| Nov 7, 12:44 PM PST | Areal Flood Advisory | PQR | 5 hr |
By product
Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.
| Product | Alerts |
|---|---|
| Severe storms | |
| Severe Thunderstorm Warning | 8 |
| Severe Thunderstorm Watch | 1 |
| Mesoscale Discussion | 1 |
| Special Weather Statement | 3 |
| Flooding | |
| Areal Flood Warning | 2 |
| River Flood Warning | 7 |
| Areal Flood Advisory | 1 |
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive20082010
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.