The Trend Technique
QUESTION FOR THOUGHT:
Suppose that is is presently warm and raining. A cold front will pass your area in three hours. Behind the front it is cold and snowing. Make a persistence forecast for your area 6 hours from now. Would you expect this forecast to be correct? Explain. Now, make a forecast for your area using the steady-state, or trend method.
|image from Meteorology Today by C. Donald Ahrens © 1994 West Publishing Company|