Alert archive / Ohio / Dense Fog Advisories

Dense Fog Advisories in Ohio, 2019

32 dense fog advisories in 2019. 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 dense fog advisories reaches back to 2005.

Dense Fog Advisories by county

Each county as a circle sized by its count in 2019. Tap one for its archive.

Dense Fog Advisories: 32
Busiest month: December8 dense fog advisories
Busiest day: December 24, 20197 dense fog advisories

Over time

By month

The alerts

Every alert, in the order issued. Times are local, Eastern Time. Each opens its own page with the text, the map, the radar and the sounding.

Issued	Product	Office	Counties	Lasted
Jan 5, 5:21 AM EST	Dense Fog Advisory	IWX	Williams	5 hr
Jan 15, 2:13 AM EST	Dense Fog Advisory	ILN	Butler, Clinton, Delaware, Fairfield, Fayette, Franklin and 9 more	6 hr
Jan 17, 6:10 PM EST	Dense Fog Advisory	ILN	Auglaize, Brown, Butler, Champaign, Clark, Clermont and 23 more	10 hr
Feb 2, 12:16 AM EST	Dense Fog Advisory	ILN	Adams, Brown, Butler, Champaign, Clark, Clermont and 23 more	13 hr
Feb 6, 3:42 PM EST	Dense Fog Advisory	CLE	Ashland, Ashtabula, Crawford, Cuyahoga, Erie, Geauga and 22 more	17 hr
Feb 6, 7:45 PM EST	Dense Fog Advisory	ILN	Auglaize, Butler, Champaign, Clark, Clinton, Darke and 20 more	8 hr
Feb 6, 11:10 PM EST	Dense Fog Advisory	PBZ	Belmont, Carroll, Columbiana, Coshocton, Guernsey, Harrison and 5 more	11 hr
Feb 11, 3:24 AM EST	Dense Fog Advisory	ILN	Butler, Clinton, Greene, Hamilton, Montgomery, Preble and 1 more	7 hr
May 2, 3:39 AM EDT	Dense Fog Advisory	ILN	Butler, Champaign, Clark, Clermont, Clinton, Darke and 19 more	6 hr
May 27, 3:49 AM EDT	Dense Fog Advisory	IWX	Defiance, Fulton, Henry, Williams	4 hr
May 27, 3:50 AM EDT	Dense Fog Advisory	CLE	Lucas, Wood	4 hr
Jun 6, 4:15 AM EDT	Dense Fog Advisory	CLE	Ashtabula, Cuyahoga, Geauga, Lake, Lorain, Medina and 3 more	5 hr
Jun 6, 9:31 PM EDT	Dense Fog Advisory	CLE	Ashtabula	11 hr
Jul 4, 3:56 AM EDT	Dense Fog Advisory	ILN	Delaware, Fairfield, Franklin, Hocking, Licking, Madison and 5 more	6 hr
Aug 14, 5:15 AM EDT	Dense Fog Advisory	ILN	Auglaize, Brown, Butler, Champaign, Clark, Clermont and 22 more	5 hr
Aug 28, 12:25 AM EDT	Dense Fog Advisory	ILN	Adams, Brown, Clermont, Clinton, Fairfield, Fayette and 8 more	3 hr
Aug 28, 3:52 AM EDT	Dense Fog Advisory	CLE	Holmes, Knox, Wayne	3 hr
Aug 28, 3:54 AM EDT	Dense Fog Advisory	ILN	Adams, Brown, Fairfield, Franklin, Highland, Hocking and 5 more	3 hr
Oct 3, 4:47 AM EDT	Dense Fog Advisory	ILN	Auglaize, Champaign, Darke, Delaware, Hardin, Logan and 4 more	4 hr
Oct 3, 5:03 AM EDT	Dense Fog Advisory	IWX	Allen, Paulding, Van Wert	4 hr
Oct 8, 12:13 AM EDT	Dense Fog Advisory	PBZ	Belmont, Carroll, Columbiana, Coshocton, Guernsey, Harrison and 5 more	10 hr
Oct 8, 1:09 AM EDT	Dense Fog Advisory	ILN	Adams, Brown, Clermont, Clinton, Delaware, Fairfield and 11 more	9 hr
Oct 8, 2:03 AM EDT	Dense Fog Advisory	CLE	Ashland, Ashtabula, Geauga, Holmes, Knox, Mahoning and 9 more	8 hr
Oct 31, 1:05 AM EDT	Dense Fog Advisory	ILN	Butler, Clermont, Clinton, Greene, Hamilton, Montgomery and 2 more	5 hr
Dec 24, 3:09 AM EST	Dense Fog Advisory	ILN	Auglaize, Brown, Butler, Champaign, Clark, Clermont and 24 more	11 hr
Dec 24, 3:28 AM EST	Dense Fog Advisory	CLE	Ashland, Crawford, Geauga, Hancock, Holmes, Huron and 14 more	9 hr
Dec 24, 12:00 PM EST	Dense Fog Advisory	CLE	Ashland, Ashtabula, Crawford, Cuyahoga, Erie, Geauga and 22 more	22 hr
Dec 24, 12:05 PM EST	Dense Fog Advisory	IWX	Allen, Defiance, Fulton, Henry, Paulding, Putnam and 2 more	4 hr
Dec 24, 5:10 PM EST	Dense Fog Advisory	PBZ	Belmont, Carroll, Columbiana, Coshocton, Guernsey, Harrison and 3 more	17 hr
Dec 24, 5:16 PM EST	Dense Fog Advisory	ILN	Auglaize, Champaign, Clark, Delaware, Fairfield, Fayette and 10 more	14 hr
Dec 24, 5:20 PM EST	Dense Fog Advisory	IWX	Allen, Defiance, Fulton, Henry, Paulding, Putnam and 2 more	14 hr
Dec 27, 10:28 PM EST	Dense Fog Advisory	ILN	Champaign, Clark, Darke, Delaware, Franklin, Greene and 8 more	13 hr

By county

Every county with at least one alert. A county page lists each alert that covered it.

39 more counties

The busiest days

Days with the most alerts issued, by UTC date.

Nearby

Alerts in force now Tornadoes on record The radar archive 2018 2020

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. Warning verification from the Mesonet's Cow. Rebuilt daily.