Observing & Predicting

On the afternoon of May 23, Alaska set a new statewide record for the earliest day in the year with a temperature in the 90s.

Saturday, January 1, 2011

  • Records from the last five decades show that on average, spring snow is disappearing earlier in the year than it did in the past. 

  • Computer climate models help scientists such as Dave Dewitt predict the life cycles of individual El Niño or La Niña events and their effects on weather patterns throughout the world. While the accuracy of these models continues to improve, they still have limitations.