Don’t Let The Thaw Fool You, The Revenge of The Polar Vortex May be Coming

Numerical weather models tend to become very unreliable beyond 5 or 6 days but meteorologists have discovered a trick that helps in long-range forecasting. At least a bit. We still cannot pin down what day a storm will hit at a particular place but we can get a good idea of whether or not the pattern will be warm/cold/dry or stormy. Here is the trick: Run the weather model multiple …