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The Weather Channel

Artemis II launch could be derailed by these factors

The Weather Channel · Current
The Weather Channel
The Weather Channel
Current

The countdown for NASA’s Artemis II test flight is clicking along at the Kennedy Space Center toward a possible launch at 6:24 p.m. EDT Wednesday. But before we can hear that exciting “liftoff” announcement, the weather must cooperate.

Breakdown
  • Lightning within 10 miles halts launch for 30 minutes 27s
  • Sustained winds above 30 mph prevent liftoff 53s
  • No cumulus clouds allowed within 10 miles of launch 1m 10s
  • Launch cannot proceed if temperature is below 41°F or above 94°F 1m 21s
  • Artemis II can handle extreme space temperatures but is sensitive to Earth's weather 1m 44s
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