| Station | Septemer 4-6, 1999 Precipitation Totals |
|---|---|
| Baltimore City | 1.27 |
| BWI Airport | 2.52 |
| Cambridge | 1.03 |
| Chestertown | 2.06 |
| Clarksburg | 4.54 |
| Damascus | 1.78 |
| Eagle Rock | 1.87 |
| Gaithersburg | 4.37 |
| Glenmont | 4.09 |
| Hagerstown | 2.06 |
| Morganza | 0.73 |
| Mechanicsville | 1.48 |
| Rockville | 3.72 |
| Royal Oak | 0.76 |
| Woodstock | 3.08 |