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The North American Monsoon System: Recent Evolution and Current Status Update prepared by Climate Prediction Center / NCEP 07 June 2010.

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Presentation on theme: "The North American Monsoon System: Recent Evolution and Current Status Update prepared by Climate Prediction Center / NCEP 07 June 2010."— Presentation transcript:

1 The North American Monsoon System: Recent Evolution and Current Status Update prepared by Climate Prediction Center / NCEP 07 June 2010

2 Outline Recent Evolution and Current Conditions Summary Climatology

3 Rainfall Patterns: Last 7 Days Below-normal rainfall has been observed over southeastern Mexico during the past week.

4 Rainfall Patterns: Last 30 Days Below-normal rainfall has been observed over southern Mexico during the past 30 days.

5 Recent Evolution: Rainfall

6 NCEP/GFS Week2 Forecast Below-normal precipitations for central Mexico during the June 14-20, 2010 period

7 Summary During the last 7 days, southeastern Mexico experienced below-normal precipitation. NCEP GFS week2 forecast shows below-normal rainfall over central Mexico during June 14-20, 2010.

8 Climatology MONSOON ONSET June 5 June 6 June 8June 7 June 14 June 17June 16 June 23 June 27June 25June 29 July 3July 6July 11 July 7July 8July 13 July 9July 13July 14 June 10June 11 June 22June 21 Higgins, R. W., Y. Chen and A. V. Douglas, 1999: Interannual Variability of the North American Warm Season Precipitation Regime. J. Clim, 17,

9 Precipitation Climatology


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