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DEFCON Level Today: Is It Public? Live Signals

Updated · 29 Oct 2026

The current DEFCON level is not public: the US military does not publish it, and any website that shows a number is guessing. What we can show are real, public signals: our global risk index (56/100, medium, trend stable), 0 "doomsday" aircraft in our latest delayed snapshot, and 2 nuclear or missile-related news reports in the past 48 hours.

Not public
Current DEFCON level
classified by the US military
56/100
Global risk index (our model)
medium, trend stable
0
E-4B / E-6B airborne (delayed)
as of 09:22 UTC
2
Nuclear or missile reports, 48 h
as of 09:22 UTC
[ fig. 1 ] FLASHPOINTS AND DOOMSDAY PLANE SIGHTINGSFlashpointE-4B / E-6B (delayed)
Map of nuclear-relevant flashpoints and recent E-4B / E-6B sightings
Built 09:22 UTC · no DEFCON data exists publiclyTap a point for details · pinch or ctrl + scroll to zoomTrack this live in the app ›

Nuclear and missile news: latest reports

  1. Sitting Ducks or Strategic Shields: What Does the Small Reactor Promise Mean for Future Conflicts?War on the Rocks · 07:30 UTC · 2h agoHIGH
  2. Fire at South Carolina nuclear site triggers emergency but no contamination found outside lab, officials sayCNN World · 03:20 UTC · 6h agoMED

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Key context

The five DEFCON levels

LevelMeaning
DEFCON 5Lowest readiness: normal peacetime
DEFCON 4Increased intelligence watch and stronger security
DEFCON 3Increased force readiness above normal; air force ready in 15 minutes
DEFCON 2Further increase: forces ready to deploy and engage in under 6 hours
DEFCON 1Maximum readiness: nuclear war imminent or begun

Why there is no live DEFCON tracker

DEFCON (defense readiness condition) is an internal US military alert posture. It is set by command, can differ between regional commands, and is classified while it applies. Historians know about past changes from declassified records. Sites that show a "current DEFCON" are private estimates based on news, and are not linked to the Pentagon.

If you want to watch for real escalation, look at things that are public: unusual doomsday-plane activity, strategic bomber and tanker movements, missile tests, official statements, and the risk score on this site.

Questions and answers

What DEFCON level are we at right now?
Nobody outside the US military can tell you: the current DEFCON level is classified and not published. Websites that show a number are making their own estimate. Historically the US has spent most of the time at DEFCON 5 or 4.
Has the US ever been at DEFCON 1?
Not as far as the public record shows. The highest confirmed level is DEFCON 2, set for Strategic Air Command during the Cuban Missile Crisis in October 1962. US forces went to DEFCON 3 during the 1973 Arab-Israeli war and on 11 September 2001.
What does DEFCON 2 mean?
DEFCON 2 is the step below maximum readiness: forces ready to deploy and engage in less than six hours. It has only been confirmed once, in 1962.
Who decides the DEFCON level?
The President and the Secretary of Defense, advised by the Chairman of the Joint Chiefs of Staff. Different commands can be at different levels at the same time.
Is DEFCON 5 the most dangerous level?
No, it is the opposite. DEFCON 5 is normal peacetime readiness, and DEFCON 1 is maximum readiness, used only if nuclear war is imminent.

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Sources

Page built 09:22 UTC, 2026-10-29. Full list: data sources and method.