Current wind and temperature at 500hPa:

The current wind conditions in the polar vortex at 10hPa:

Click on the Earth button to see an interactive view where you can:

• select current condition, +/- 3hrs, +/- 1 day (Control: Now « – ‹ – › – »);
• switch between atmospheric and ocean conditions (Mode: Air – Ocean);
• select a height from surface upwards (Height: Sfc – 1000 – 850 – 700 – 500 – 250 – 70 – 10 hPa);
• choose an overlay showing wind, temperature, relative humidity, air density, etc. (Overlay: Wind – Temp – RH – AD – WPD – TPW – TCW – MSLP);
• and select a projection.

Drag the image to view different locations and double-click for larger scale. Click on projection “O” to return to an orthographic view of the planet.

Source: http://earth.nullschool.net/ Creator: Cameron Beccario