Alert archive / Oregon / Clackamas County
Weather alerts in Clackamas County, Oregon, 2026
51 weather alerts in 2026, 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 2026. Tap one for its archive.
- Alerts
- 51
- Warnings
- 7
- Watches
- 8
- Advisories
- 33
- Busiest month
- January13 alerts
- Busiest day
- March 11, 20263 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, 12:29 PM PST | Winter Storm Watch | PQR | 13 hr |
| Jan 5, 1:36 AM PST | Winter Storm Warning | PQR | 4 days |
| Jan 5, 5:55 PM PST | Dense Fog Advisory | PQR | 10 hr |
| Jan 8, 3:37 PM PST | Air Stagnation Advisory | PQR | 7 days |
| Jan 12, 2:45 PM PST | Dense Fog Advisory | PQR | 23 hr |
| Jan 13, 2:56 PM PST | Dense Fog Advisory | PQR | 21 hr |
| Jan 13, 11:23 PM PST | Freezing Fog Advisory | PQR | 13 hr |
| Jan 14, 12:05 PM PST | Dense Fog Advisory | PQR | 21 hr |
| Jan 15, 2:27 PM PST | Air Stagnation Advisory | PQR | 8 days |
| Jan 21, 12:08 PM PST | Cold Weather Advisory | PQR | 22 hr |
| Jan 22, 1:01 PM PST | Cold Weather Advisory | PQR | 22 hr |
| Jan 23, 12:51 PM PST | Cold Weather Advisory | PQR | 22 hr |
| Jan 24, 11:33 AM PST | Cold Weather Advisory | PQR | 23 hr |
| Feb 2, 9:56 AM PST | Air Stagnation Advisory | PQR | 5 days |
| Feb 4, 5:35 AM PST | Dense Fog Advisory | PQR | 6 hr |
| Feb 10, 1:05 AM PST | Dense Fog Advisory | PQR | 7 hr |
| Feb 15, 10:00 AM PST | Winter Weather Advisory | PQR | 4 days |
| Feb 20, 8:35 PM PST | Winter Weather Advisory | PQR | 24 hr |
| Feb 25, 5:32 AM PST | Dense Fog Advisory | PQR | 6 hr |
| Feb 27, 3:35 AM PST | Dense Fog Advisory | PQR | 8 hr |
| Mar 7, 10:48 AM PST | Winter Weather Advisory | PQR | 4 days |
| Mar 11, 9:46 AM PDT | River Flood Watch | PQR | 23 hr |
| Mar 11, 9:46 AM PDT | River Flood Watch | PQR | 49 hr |
| Mar 11, 1:21 PM PDT | Flood Watch | PQR | 69 hr |
| Mar 11, 6:01 PM PDT | Winter Weather Advisory | PQR | 29 hr |
| Mar 12, 9:01 AM PDT | River Flood Warning | PQR | 45 hr |
| Mar 12, 9:27 AM PDT | Areal Flood Advisory | PQR | 3 hr |
| Mar 30, 9:21 AM PDT | Winter Storm Watch | PQR | 25 hr |
| Mar 31, 9:59 AM PDT | Winter Weather Advisory | PQR | 55 hr |
| Apr 1, 9:44 PM PDT | Frost Advisory | PQR | 36 hr |
| Apr 7, 12:58 AM PDT | Frost Advisory | PQR | 32 hr |
| Apr 12, 12:32 PM PDT | Winter Storm Watch | PQR | 22 hr |
| Apr 13, 10:36 AM PDT | Winter Storm Warning | PQR | 66 hr |
| Apr 14, 12:46 PM PDT | Winter Weather Advisory | PQR | 21 hr |
| Apr 15, 12:39 AM PDT | Frost Advisory | PQR | 32 hr |
| Apr 15, 10:50 AM PDT | Freeze Warning | PQR | 22 hr |
| Apr 16, 10:45 AM PDT | Frost Advisory | PQR | 22 hr |
| Apr 16, 10:45 AM PDT | Freeze Warning | PQR | 22 hr |
| May 1, 10:37 AM PDT | Heat Advisory | PQR | 60 hr |
| May 15, 8:54 PM PDT | Winter Weather Advisory | PQR | 32 hr |
| May 28, 11:29 AM PDT | Mesoscale Discussion | SPC | 3 hr |
| Jun 9, 10:42 AM PDT | Extreme Heat Watch | PQR | 59 hr |
| Jun 11, 9:13 PM PDT | Heat Advisory | PQR | 4 days |
| Jun 11, 9:13 PM PDT | Extreme Heat Warning | PQR | 4 days |
| Jun 19, 10:53 AM PDT | Extreme Heat Watch | PQR | 25 hr |
| Jun 20, 11:25 AM PDT | Heat Advisory | PQR | 3 days |
| Jun 27, 3:38 PM PDT | Tornado Warning | PQR | 17 min |
| Jul 15, 3:09 PM PDT | Special Weather Statement | PQR | 36 min |
| Jul 19, 10:07 AM PDT | Heat Advisory | PQR | 3 days |
| Jul 22, 2:48 PM PDT | Mesoscale Discussion | SPC | 117 min |
| Aug 2, 10:16 AM PDT | Heat Advisory | PQR | 4 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 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. Rebuilt daily.