Alert archive / Washington / Chelan County / 2009
Weather alerts in Chelan County, Washington, December 2009
9 weather alerts in December 2009, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
- Alerts
- 9
- Warnings
- 2
- Watches
- 2
- Advisories
- 5
- Busiest day
- December 14, 20092 alerts
Over time
By day
Days in UTC, the clock the archive keeps.
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 |
|---|---|---|---|
| Dec 13, 2:30 PM PST | Winter Storm Watch | OTX | 14 hr |
| Dec 14, 4:48 AM PST | Winter Storm Warning | OTX | 47 hr |
| Dec 14, 4:48 AM PST | Winter Weather Advisory | OTX | 47 hr |
| Dec 16, 9:57 AM PST | Winter Weather Advisory | OTX | 12 hr |
| Dec 19, 4:55 AM PST | Dense Fog Advisory | OTX | 6 hr |
| Dec 21, 6:23 AM PST | Dense Fog Advisory | OTX | 6 hr |
| Dec 23, 3:18 PM PST | Air Stagnation Advisory | OTX | 7 days |
| Dec 30, 4:01 AM PST | Winter Storm Watch | OTX | 23 hr |
| Dec 31, 3:17 AM PST | Winter Storm Warning | OTX | 25 hr |
By product
Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.
| Product | Alerts |
|---|---|
| Winter | |
| Winter Storm Warning | 2 |
| Winter Storm Watch | 2 |
| Winter Weather Advisory | 2 |
| Fog and smoke | |
| Air Stagnation Advisory | 1 |
| Dense Fog Advisory | 2 |
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.