Real-time lightning map - NIU - Environmental Health and Safety

A blizzard watch is in effect for DeKalb county. Click here for details

A blizzard warning is in effect for DeKalb county. Click here for details

A severe thunderstorm watch is in effect for DeKalb county. Click here for details

A severe thunderstorm warning is in effect for DeKalb county. Click here for details

A PDS Severe Thunderstorm Watch is in effect for DeKalb county. Click here for details

A tornado watch is in effect for DeKalb county. Click here for details

A PDS tornado watch is in effect for DeKalb county. Click here for details

A tornado warning is in effect for the DeKalb area. Click here for details

A tornado emergency is in effect for parts of DeKalb county. Click here for details then take shelter IMMEDIATELY if you are affected!

A flood watch is in effect for the Kishwaukee River in DeKalb. Click here for details

A flood or flash flood watch is in effect for portions of DeKalb county. Click here for details

A flood advisory is in effect for portions of DeKalb county. Click here for details

A flood advisory is in effect for the Kishwaukee River. Click here for details

A flood warning is in effect for the Kishwaukee River in DeKalb. Click here for details

A flood warning is in effect for portions of DeKalb county. Click here for details

A flash flood warning is in effect for portions of DeKalb county. Click here for details

A dense fog advisory is in effect for DeKalb county. Click here for details

An excessive heat watch is in effect for DeKalb county. Click here for details

An excessive heat advisory is in effect for DeKalb county. Click here for details

An excessive heat warning is in effect for DeKalb county. Click here for details

A wind chill watch is in effect for DeKalb county. Click here for details

A wind chill advisory is in effect for DeKalb county. Click here for details

A wind chill warning is in effect for DeKalb county. Click here for details

A high wind watch is in effect for DeKalb county. Click here for details

A high wind advisory is in effect for DeKalb county. Click here for details

A high wind warning is in effect for DeKalb county. Click here for details

A winter storm bulletin is in effect for DeKalb county. Click here for details

A frost advisory is in effect for DeKalb county. Click here for details

A freeze watch is in effect for DeKalb county. Click here for details

A freeze warning is in effect for DeKalb county. Click here for details

A fire weather watch is in effect for DeKalb county. Click here for details

A red flag warning is in effect for DeKalb county. Click here for details

A smoke advisory is in effect for DeKalb county. Click here for details

A civil emergency message is in effect for DeKalb county. Click here for details

A severe weather statement is in effect for DeKalb county. Click here for details

A flood weather statement is in effect for DeKalb county. Click here for details

A watch outline statement is in effect for Dekalb county. Click here for details

A National Weather Service special weather statement is in effect for DeKalb county. Click here for details

A National Weather Service public information statement is in effect for DeKalb county. Click here for details

Lightning Data Center

  • Current lightning data, updated every 60 seconds
  • A red "+" indicates a strike within the last 60 seconds; a yellow "." indicates a strike between 1 and 10 minutes ago.
  • A loop of images over the past hour is available
Lightning map

Please note: the strikes at the bottom of the screen when in the 100 or 200 mile display, and in southern Illinois and southern Indiana at the 300 mile display are electrical interference and should be ignored.