Frost Advisories in Washington
112 frost advisories since 1986. An alert counts here when it covered any part of the state, so the counties below add up to more than the state. The archive of frost advisories reaches back to 2005.
Frost Advisories by county
Each county as a circle sized by its count since 1986. Tap one for its archive.
- Frost Advisories
- 112
- Busiest year
- 202522 frost advisories
- Average year
- 7over 15 years on file
Over time
By year
Before late 2005 the archive holds only tornado, severe thunderstorm, flash flood and marine warnings, and from 1997 SPC's watches, so the jump that year is the archive widening, not the weather.
By month of the year
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Adams County22
- Grant County22
- Cowlitz County21
- Douglas County20
- Okanogan County20
- Spokane County20
- Clark County19
- Skamania County19
- Lincoln County14
- Lewis County13
- Mason County13
- Thurston County13
- Ferry County12
- Pend Oreille County12
- Stevens County12
- Pacific County11
- Wahkiakum County11
- Grays Harbor County11
- Whitman County9
- King County9
- Pierce County9
- Chelan County8
- Asotin County7
- Garfield County7
- Clallam County5
- San Juan County4
- Jefferson County4
- Skagit County4
- Snohomish County4
- Whatcom County4
- Kitsap County2
The latest frost advisories
The most recent on file, newest first.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 7, 11:39 AM PDT | Frost Advisory | OTX | Ferry, Okanogan, Pend Oreille, Spokane, Stevens | 20 hr |
| Jun 5, 11:54 PM PDT | Frost Advisory | OTX | Douglas, Ferry, Okanogan, Pend Oreille, Spokane, Stevens | 33 hr |
| May 17, 10:10 AM PDT | Frost Advisory | OTX | Ferry, Lincoln, Okanogan, Pend Oreille, Spokane, Stevens and 1 more | 21 hr |
| May 14, 10:58 AM PDT | Frost Advisory | OTX | Ferry, Okanogan, Pend Oreille, Spokane, Stevens | 21 hr |
| Apr 25, 1:59 PM PDT | Frost Advisory | OTX | Adams, Asotin, Chelan, Douglas, Garfield, Grant | 18 hr |
| Apr 25, 10:02 AM PDT | Frost Advisory | SEW | King, Lewis, Mason, Pierce, Thurston | 24 hr |
| Apr 24, 1:52 PM PDT | Frost Advisory | OTX | Chelan, Douglas | 18 hr |
| Apr 24, 2:35 AM PDT | Frost Advisory | SEW | King, Lewis, Mason, Pierce, Thurston | 31 hr |
| Apr 23, 1:05 PM PDT | Frost Advisory | OTX | Asotin, Garfield | 20 hr |
| Apr 16, 12:28 PM PDT | Frost Advisory | SEW | Grays Harbor, King, Lewis, Mason, Pierce, Thurston | 21 hr |
| Apr 16, 10:45 AM PDT | Frost Advisory | PQR | Clark, Cowlitz, Pacific, Skamania, Wahkiakum | 22 hr |
| Apr 15, 1:25 PM PDT | Frost Advisory | SEW | Clallam, Grays Harbor, Jefferson, King, Kitsap, Lewis and 3 more | 20 hr |
Nearby
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.