THE WEEK OF APRIL 20-25, 2016: Wind trajectory data processing by AAFC-Saskatoon Staff began in April. Reverse Trajectories track arriving air masses back to their point of origin while Forward Trajectories predict favourable winds expected to arrive across the Canadian Prairies for the week of April 15-20, 2016:
Reverse trajectories (RT)
None to report for this period.
Forward Trajectories (FT)
For several weeks now, the wind model continues to predict that Forward Trajectories, arriving from southwest US and Mexico, will cross the prairies over the next few days.
Review the 2016 Wind Trajectory Updates in pdf format.
Weather forecasts (7 day):
Grande Prairie: https://weather.gc.ca/city/pages/ab-31_metric_e.html