1. The North American Monsoon System: Recent Evolution and Current Status Update prepared by Climate Prediction Center / NCEP 15 June 2015

2. Outline Recent Evolution and Current Conditions Summary Climatology

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

4. Rainfall Patterns: Last 30 Days Rainfall accumulations over the past 30 days are near-average across the western Mexico and southwestern U.S., and slightly below-average over the eastern part of Mexico.

5. Recent Evolution: Rainfall

6. NCEP/GFS Forecast Rainfall forecasts call for above-average over the western and central Mexico and near- average over southwestern US during the next two weeks.

7. Summary Below-average rainfall has been observed over eastern Mexico during the past week. Rainfall accumulations over the past 30 days are near-average across the western Mexico and southwestern U.S., and slightly below-average over the eastern part of Mexico. NCEP/GFS Forecasts call for above-average precipitation over the western and central Mexico and near-average over southwestern US during the next two weeks.