Weather alerts in Washington, 2011
1,269 weather alerts in 2011, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered any part of the state, so the counties below add up to more than the state.
Weather alerts by county
Each county as a circle sized by its count in 2011. Tap one for its archive.
- Alerts
- 1,269
- Warnings
- 365
- Watches
- 159
- Advisories
- 711
- Busiest month
- November178 alerts
- Busiest day
- January 16, 201143 alerts
Over time
By month
The alerts
1,269 alerts are too many to list on one page. Narrow it to a product above, to a month in the chart, or to a county.
By product
Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Walla Walla County77
- Yakima County76
- Columbia County65
- Klickitat County60
- Spokane County59
- Okanogan County49
- Kittitas County47
- Benton County45
- Asotin County42
- Franklin County40
- San Juan County39
- Pend Oreille County35
- Garfield County33
- Stevens County33
- King County33
- Lincoln County32
- Snohomish County32
- Douglas County31
- Mason County31
- Chelan County30
- Whitman County30
- Ferry County29
- Grant County29
- Adams County27
- Lewis County25
- Pierce County21
- Thurston County20
- Grays Harbor County18
- Cowlitz County18
- Clark County16
- Skamania County16
- Whatcom County14
- Skagit County12
- Wahkiakum County12
- Jefferson County11
- Clallam County10
- Pacific County8
- Kitsap County6
- Island County2
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordThe radar archive20102012
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.