McMurdo, Antarctica - Climate

Severe Weather Conditions

Severe Weather Condition 1

Issued when at least one of the following conditions is occurring or imminent:

1. Sustained wind speed greater than 55 knots
2. Wind chill temperature colder than -100°F (-73°C)
3. Visibility less than 100 feet

Severe Weather Condition 2

Issued when at least one of the following conditions is occurring or imminent:

1. Sustained wind speed 48 knots to 55 knots
2. Wind chill temperature -75°F (-60°C) to -100°F (-73°C)
3. Visibility 1/4 mile to 100 feet

Severe Weather Condition 3

Issued when all conditions exceed criteria for Condition 2

Pictures 'n Stuff

• The latest local weather map
• Present conditions at Williams Field (near McMurdo) and the Henry AWS (near the South Pole)
  (Generated and served by the University of Wisconsin Automated Weather Station project).
• Annual temperature chart for McMurdo.
• Forecast for McMurdo from Yahoo!
• Sunrise/sunset plots from around the globe.

Last modified: 17 April 2001
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