Browse by Month


Observing & Predicting

  • Department: 
    August 29, 2014

    Never in the historical record have such large areas of the country experienced such radically different temperature extremes as they have so far in 2014.

  • Department: 
    August 27, 2014

    Since we last covered the California drought, conditions in the state have stayed, well, dry—very dry. Statewide, total precipitation is about equal to or below the lowest three-year period since 1895.

  • Department: 
    August 19, 2014

    Along with ENSO, what other climate patterns might be useful for predicting temperatures and precipitation in the United States?

  • OLR anomalies in 2012 versus 2014
    August 13, 2014

    Where is El Niño?  How is this year different from 2012 when El Niño was predicted, but never arrived?  

  • CFSv2 ensemble forecast Nino3.4 sea-surface temperature
    August 6, 2014

    The chance of an El Nino has dropped to about 65%. What led to this change in the forecast?

  • Department: 
    August 4, 2014

    As sea level has changed, so has the way we measure it. Here’s a look at some of the technologies climate and marine scientists have used to track Earth’s tides and global sea level over the past two centuries.