Storm Activity: Aug 7, 2003 - Aug 13, 2003
Aug 13 · 00:00 GMT 30 mph 1,009 mb Tropical Low
| Aug 13 | 00:00 GMT | 16.1 | -141.5 | 30 mph | 1,009 mb | Tropical Low | -- |
| Aug 12 | 21:00 GMT | 16.22 | -140.64 | 30 mph | 1,008 mb | Tropical Low | -- |
| Aug 12 | 18:00 GMT | 16.3 | -139.8 | 30 mph | 1,008 mb | Tropical Low | -- |
| Aug 12 | 15:00 GMT | 16.31 | -139 | 30 mph | 1,007 mb | Tropical Depression | -- |
| Aug 12 | 12:00 GMT | 16.3 | -138.2 | 35 mph | 1,007 mb | Tropical Depression | -- |
| Aug 12 | 09:00 GMT | 16.3 | -137.34 | 35 mph | 1,007 mb | Tropical Depression | -- |
| Aug 12 | 06:00 GMT | 16.3 | -136.5 | 35 mph | 1,007 mb | Tropical Depression | -- |
| Aug 12 | 03:00 GMT | 16.31 | -135.74 | 35 mph | 1,007 mb | Tropical Depression | -- |
| Aug 12 | 00:00 GMT | 16.3 | -135 | 35 mph | 1,007 mb | Tropical Depression | -- |
| Aug 11 | 21:00 GMT | 16.27 | -134.25 | 35 mph | 1,007 mb | Tropical Depression | -- |
| Aug 11 | 18:00 GMT | 16.2 | -133.5 | 35 mph | 1,007 mb | Tropical Depression | -- |
| Aug 11 | 15:00 GMT | 16.06 | -132.74 | 35 mph | 1,006 mb | Tropical Depression | -- |
| Aug 11 | 12:00 GMT | 15.9 | -132 | 35 mph | 1,006 mb | Tropical Depression | -- |
| Aug 11 | 09:00 GMT | 15.78 | -131.29 | 35 mph | 1,005 mb | Tropical Storm | -- |
| Aug 11 | 06:00 GMT | 15.7 | -130.6 | 40 mph | 1,005 mb | Tropical Storm | -- |
| Aug 11 | 03:00 GMT | 15.64 | -129.94 | 40 mph | 1,005 mb | Tropical Storm | -- |
| Aug 11 | 00:00 GMT | 15.6 | -129.3 | 40 mph | 1,005 mb | Tropical Storm | -- |
| Aug 10 | 21:00 GMT | 15.54 | -128.64 | 40 mph | 1,004 mb | Tropical Storm | -- |
| Aug 10 | 18:00 GMT | 15.5 | -128 | 40 mph | 1,004 mb | Tropical Storm | -- |
| Aug 10 | 15:00 GMT | 15.5 | -127.44 | 45 mph | 1,003 mb | Tropical Storm | -- |
| Aug 10 | 12:00 GMT | 15.5 | -126.9 | 45 mph | 1,002 mb | Tropical Storm | -- |
| Aug 10 | 09:00 GMT | 15.45 | -126.36 | 50 mph | 1,001 mb | Tropical Storm | -- |
| Aug 10 | 06:00 GMT | 15.4 | -125.8 | 50 mph | 1,000 mb | Tropical Storm | -- |
| Aug 10 | 03:00 GMT | 15.38 | -125.21 | 50 mph | 1,000 mb | Tropical Storm | -- |
| Aug 10 | 00:00 GMT | 15.4 | -124.6 | 50 mph | 1,000 mb | Tropical Storm | -- |
| Aug 9 | 21:00 GMT | 15.43 | -124 | 50 mph | 999 mb | Tropical Storm | -- |
| Aug 9 | 18:00 GMT | 15.5 | -123.4 | 50 mph | 999 mb | Tropical Storm | -- |
| Aug 9 | 15:00 GMT | 15.6 | -122.8 | 55 mph | 998 mb | Tropical Storm | -- |
| Aug 9 | 12:00 GMT | 15.7 | -122.2 | 60 mph | 998 mb | Tropical Storm | -- |
| Aug 9 | 09:00 GMT | 15.76 | -121.59 | 60 mph | 997 mb | Tropical Storm | -- |
| Aug 9 | 06:00 GMT | 15.8 | -121 | 60 mph | 997 mb | Tropical Storm | -- |
| Aug 9 | 03:00 GMT | 15.84 | -120.47 | 60 mph | 997 mb | Tropical Storm | -- |
| Aug 9 | 00:00 GMT | 15.9 | -120 | 60 mph | 997 mb | Tropical Storm | -- |
| Aug 8 | 21:00 GMT | 15.98 | -119.58 | 60 mph | 997 mb | Tropical Storm | -- |
| Aug 8 | 18:00 GMT | 16.1 | -119.2 | 60 mph | 997 mb | Tropical Storm | -- |
| Aug 8 | 15:00 GMT | 16.31 | -118.84 | 55 mph | 998 mb | Tropical Storm | -- |
| Aug 8 | 12:00 GMT | 16.5 | -118.5 | 50 mph | 1,000 mb | Tropical Storm | -- |
| Aug 8 | 09:00 GMT | 16.58 | -118.14 | 50 mph | 1,001 mb | Tropical Storm | -- |
| Aug 8 | 06:00 GMT | 16.6 | -117.8 | 45 mph | 1,002 mb | Tropical Storm | -- |
| Aug 8 | 03:00 GMT | 16.61 | -117.49 | 45 mph | 1,002 mb | Tropical Storm | -- |
| Aug 8 | 00:00 GMT | 16.6 | -117.2 | 45 mph | 1,003 mb | Tropical Storm | -- |
| Aug 7 | 21:00 GMT | 16.57 | -116.89 | 40 mph | 1,005 mb | Tropical Depression | -- |
| Aug 7 | 18:00 GMT | 16.5 | -116.6 | 35 mph | 1,007 mb | Tropical Depression | -- |
| Aug 7 | 15:00 GMT | 16.42 | -116.34 | 30 mph | 1,008 mb | Tropical Depression | -- |
| Aug 7 | 12:00 GMT | 16.3 | -116.1 | 30 mph | 1,009 mb | Tropical Depression | -- |
| Aug 7 | 09:00 GMT | 16.16 | -115.89 | 30 mph | 1,009 mb | Tropical Depression | -- |
| Aug 7 | 06:00 GMT | 16 | -115.7 | 30 mph | 1,009 mb | Tropical Depression | -- |
Learn more about Tropical Storm Guillermo and the 2003 Eastern Pacific hurricane season in our hurricane archive.
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