Alert archive / Illinois / DeWitt County / Dense Fog Advisories

Dense Fog Advisories in DeWitt County, Illinois, 2021

11 dense fog advisories in 2021. An alert counts here when it covered this county. The archive of dense fog advisories reaches back to 2005.

DeWitt County and its neighbors

Each county as a circle sized by its count in 2021. Tap one for its archive.

Dense Fog Advisories
11
Busiest month
December3 dense fog advisories
Busiest day
January 3, 20211 dense fog advisories

Over time

By month

The alerts

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

IssuedProductOfficeLasted
Jan 3, 2:38 PM CSTDense Fog AdvisoryILX32 hr
Jan 5, 3:27 PM CSTDense Fog AdvisoryILX17 hr
Mar 16, 12:22 AM CDTDense Fog AdvisoryILX10 hr
Jul 18, 7:11 AM CDTDense Fog AdvisoryILX3 hr
Aug 1, 1:03 AM CDTDense Fog AdvisoryILX7 hr
Aug 23, 3:51 AM CDTDense Fog AdvisoryILX4 hr
Oct 7, 8:41 PM CDTDense Fog AdvisoryILX13 hr
Nov 10, 2:35 AM CSTDense Fog AdvisoryILX6 hr
Dec 10, 12:19 AM CSTDense Fog AdvisoryILX11 hr
Dec 26, 1:13 AM CSTDense Fog AdvisoryILX11 hr
Dec 30, 9:28 PM CSTDense Fog AdvisoryILX13 hr

The busiest days

Days with the most alerts issued, by UTC date.

  1. January 3, 20211dense fog advisories
  2. January 5, 20211dense fog advisories
  3. March 16, 20211dense fog advisories
  4. July 18, 20211dense fog advisories
  5. August 1, 20211dense fog advisories
  6. August 23, 20211dense fog advisories
  7. October 8, 20211dense fog advisories
  8. November 10, 20211dense fog advisories
  9. December 10, 20211dense fog advisories
  10. December 26, 20211dense fog advisories

Nearby

Alerts in force nowTornadoes on recordForecastThe radar archive20202022

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.