Extreme Events

Since we last covered the California drought, conditions in the state have stayed, well, dry—very dry. Statewide, total California precipitation over the past three years is near or lower than any other three-year period since 1895.

Wednesday, August 1, 2012

  • A series of unusually strong, long-lasting high pressure systems has parked over Greenland this summer. As many a weather forecaster has explained, high pressure generally leads to calm winds and sunny skies, both of which boost temperatures during the all-day sunshine of mid-summer at high latitudes. The conditions contributed to widespread melting of the ice sheet.