• The second peak of STRAT_L occurred on April 20, bringing precipitation and temperature dropping across the mid-latitudes specifically in the US (below-normal temperature area increased from 25% to 60% of the US). It was within the range that we forecasted since March 20, namely, April 16-22.  

 

• This will be the last forecast we will issue for the winter 2014-15 in the Northern Hemisphere. We will post the summary of our forecast skill in 1-2 weeks.

 

 

 

Forecasts Made on April 23, 2015

 

Follow up on Forecast Made in Previous Weeks:

 

• STRAT_L took place in the time period within the range that we forecasted since March 20, namely, April 16-22.  

 

New Forecasts Made on April 23, 2015

 

• No new events are forecasted in this week's forecast.