'A boundary between 2 dissimilar air masses, it may be cold, warm or stationary'
Front
WEATHER: A boundary between 2 dissimilar air masses, it may be cold, warm or stationary
A boundary between 2 dissimilar air masses, it may be cold, warm or stationary
A boundary between 2 dissimilar air masses, it may be cold, warm or stationary
WEATHER
Front
WEATHER