Alert archive / Oregon / Multnomah County / Mesoscale Discussions
Mesoscale Discussions in Multnomah County, Oregon, 2012
2 mesoscale discussions in 2012. An alert counts here when it covered this county. The archive of mesoscale discussions reaches back to 2003.
Multnomah County and its neighbors
Each county as a circle sized by its count in 2012. Tap one for its archive.
- Mesoscale Discussions
- 2
- Busiest month
- January1 mesoscale discussions
- Busiest day
- January 18, 20121 mesoscale discussions
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 18, 3:39 AM PST | Mesoscale Discussion | SPC | 3 hr |
| Jul 19, 4:11 PM PDT | Mesoscale Discussion | SPC | 94 min |
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive20112013
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.