Welcome to New Zealand Community Weather
Forget your Password? Click here.
Not a member yet? Sign Up!
* Required.
Captcha Code

Click the image to see another captcha.

Advection Fog


Advection Fog

Forms when quite warm, moist and stable air is blown across a cooler surface (land or water). The air temperature falls until the dew point is reached and condensation occurs. 
Examples of advection fog include San Francisco.