October 1998 through May 2004
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| Calendar Date | Winter of 1998-99 | Winter of 1999-2000 | Winter of 2000-01 | Winter of 2001-02 | Winter of 2002-03 | Winter of 2003-04 |
| 06-Oct | . | . | . | Trace | . | . |
| 07-Oct | . | . | 0.1 | . | . | . |
| 08-Oct | . | . | . | . | . | . |
| 09-Oct | . | . | . | . | . | . |
| 10-Oct | . | . | . | . | . | . |
| 11-Oct | . | . | . | . | . | . |
| 12-Oct | . | . | . | . | . | . |
| 13-Oct | . | . | . | . | . | . |
| 14-Oct | . | . | . | . | . | . |
| 15-Oct | . | . | . | . | . | . |
| 16-Oct | . | . | . | . | . | . |
| 17-Oct | . | . | . | . | Trace | . |
| 18-Oct | . | . | . | . | . | . |
| 19-Oct | . | . | . | . | . | . |
| 20-Oct | . | . | . | . | . | . |
| 21-Oct | . | . | . | . | . | . |
| 22-Oct | . | . | . | . | . | . |
| 23-Oct | . | . | . | . | . | . |
| 24-Oct | . | . | . | . | Trace | . |
| 25-Oct | . | . | . | 0.2 | . | . |
| 26-Oct | . | . | . | 0.1 | . | . |
| 27-Oct | . | . | . | . | . | . |
| 28-Oct | . | . | . | . | . | . |
| 29-Oct | . | . | . | . | . | . |
| 30-Oct | . | . | . | . | . | . |
| 31-Oct | . | . | . | . | Trace | . |
| 01-Nov | . | . | . | . | Trace | . |
| 02-Nov | . | . | . | . | . | . |
| 03-Nov | . | Trace | . | . | . | . |
| 04-Nov | . | . | . | . | . | . |
| 05-Nov | . | . | . | . | Trace | . |
| 06-Nov | . | . | . | . | . | . |
| 07-Nov | . | . | . | . | . | . |
| 08-Nov | . | . | . | . | . | . |
| 09-Nov | . | . | . | . | . | . |
| 10-Nov | . | . | . | . | . | . |
| 11-Nov | Trace | . | . | . | . | . |
| 12-Nov | . | . | . | . | . | . |
| 13-Nov | . | . | Trace | . | . | Trace |
| 14-Nov | . | . | 0.6 | . | . | . |
| 15-Nov | . | . | Trace | . | Trace | . |
| 16-Nov | . | . | 0.2 | . | . | . |
| 17-Nov | . | . | 4.1 | . | . | . |
| 18-Nov | . | . | 1.1 | . | . | . |
| 19-Nov | . | . | 1.7 | . | . | . |
| 20-Nov | 0.1 | . | 8.3 | Trace | . | . |
| 21-Nov | Trace | . | 5.2 | . | 0.2 | . |
| 22-Nov | . | . | 0.3 | . | 0.1 | . |
| 23-Nov | . | . | . | . | . | . |
| 24-Nov | . | . | . | . | 1.3 | 3.3 |
| 25-Nov | . | . | . | . | 0.1 | . |
| 26-Nov | . | . | . | . | 0.1 | . |
| 27-Nov | . | . | . | . | Trace | . |
| 28-Nov | . | . | Trace | . | Trace | 3.5 |
| 29-Nov | . | Trace | 1.7 | . | . | Trace |
| 30-Nov | . | . | . | . | 6.4 | . |
| 01-Dec | . | . | . | . | Trace | . |
| 02-Dec | . | . | . | . | 4.2 | . |
| 03-Dec | . | . | . | . | . | . |
| 04-Dec | . | . | Trace | . | Trace | . |
| 05-Dec | . | 0.1 | 2 | . | 0.1 | Trace |
| 06-Dec | . | . | 2.9 | . | Trace | Trace |
| 07-Dec | . | . | 1.8 | . | . | . |
| 08-Dec | . | . | 0.1 | . | Trace | . |
| 09-Dec | . | . | Trace | . | . | . |
| 10-Dec | . | . | Trace | . | . | . |
| 11-Dec | . | . | 13.1 | . | . | 0.9 |
| 12-Dec | . | 0.2 | 0.6 | . | . | 1.4 |
| 13-Dec | . | . | 4.9 | . | . | . |
| 14-Dec | . | 0.7 | 0.4 | 3.5 | . | 0.3 |
| 15-Dec | . | 0.3 | Trace | . | . | . |
| 16-Dec | . | 2.9 | 0.4 | . | . | Trace |
| 17-Dec | . | Trace | 3.8 | . | Trace | 2.9 |
| 18-Dec | . | . | 1.7 | . | . | 0.1 |
| 19-Dec | . | . | 0.1 | Trace | . | 1 |
| 20-Dec | . | 0.6 | 1.2 | . | 3.9 | Trace |
| 21-Dec | . | 1.4 | 2 | . | 0.4 | . |
| 22-Dec | . | 0.5 | 2.8 | . | Trace | . |
| 23-Dec | 3 | 2.3 | 1 | 1.1 | Trace | 1.2 |
| 24-Dec | . | 0.1 | 1.5 | 1.9 | 0.5 | 0.4 |
| 25-Dec | . | . | Trace | 0.5 | 6.7 | 0.6 |
| 26-Dec | . | 1 | Trace | 1 | . | . |
| 27-Dec | . | 0.5 | 2 | 4 | . | . |
| 28-Dec | . | 4.3 | . | 8.7 | Trace | . |
| 29-Dec | 0.5 | . | 3.6 | 9 | . | Trace |
| 30-Dec | Trace | . | 0.7 | 6 | . | . |
| 31-Dec | 2.7 | . | Trace | 0.4 | . | . |
| 01-Jan | 0.1 | . | 0.1 | 0.4 | . | . |
| 02-Jan | 10.5 | . | 0.1 | 0.2 | 0.4 | . |
| 03-Jan | 7 | Trace | 0.5 | . | 0.7 | Trace |
| 04-Jan | 3 | 1 | Trace | . | Trace | 4.7 |
| 05-Jan | 0.5 | 2 | 0.6 | 0.3 | 1.6 | 2.2 |
| 06-Jan | 6 | . | Trace | 0.3 | 0.2 | 5.4 |
| 07-Jan | Trace | 0.8 | Trace | Trace | . | 2 |
| 08-Jan | 1.9 | . | . | . | . | . |
| 09-Jan | 0.8 | . | . | . | 0.3 | . |
| 10-Jan | 4 | . | . | . | 1.8 | Trace |
| 11-Jan | 1.1 | 1.2 | . | . | 2.9 | . |
| 12-Jan | 0.3 | Trace | . | 0.8 | 0.6 | 0.1 |
| 13-Jan | 1.4 | 2.9 | . | Trace | Trace | Trace |
| 14-Jan | . | 0.5 | Trace | Trace | 0.7 | 1 |
| 15-Jan | 0.1 | . | 0.1 | 0.6 | 1.2 | Trace |
| 16-Jan | Trace | . | Trace | 4.9 | . | 0.5 |
| 17-Jan | . | 0.1 | Trace | 0.4 | Trace | 1 |
| 18-Jan | 1.5 | 0.7 | . | 0.7 | 2.8 | Trace |
| 19-Jan | . | 1.4 | . | Trace | 2.9 | Trace |
| 20-Jan | . | 2.1 | Trace | . | Trace | Trace |
| 21-Jan | . | 0.7 | . | 0.1 | Trace | Trace |
| 22-Jan | . | 0.8 | . | . | 0.8 | 0.8 |
| 23-Jan | Trace | 1.3 | . | . | Trace | 3.8 |
| 24-Jan | 1.4 | 0.2 | 0.4 | Trace | Trace | Trace |
| 25-Jan | Trace | 0.1 | Trace | . | 0.7 | Trace |
| 26-Jan | . | . | 1.4 | . | 2 | 0.1 |
| 27-Jan | . | . | 0.2 | . | Trace | 7.2 |
| 28-Jan | . | . | Trace | . | 1.5 | 3.1 |
| 29-Jan | . | . | 0.1 | . | . | 0.1 |
| 30-Jan | . | 2.9 | 0.2 | 3.7 | . | 1.3 |
| 31-Jan | . | 0.4 | Trace | 5.6 | 0.6 | 0.8 |
| 01-Feb | Trace | 0.1 | 1.2 | 0.6 | 0.1 | . |
| 02-Feb | . | 0.4 | 1.8 | . | Trace | 1.9 |
| 03-Feb | Trace | 1.6 | Trace | 0.7 | . | 0.2 |
| 04-Feb | Trace | 0.3 | 1 | 0.2 | 3.1 | . |
| 05-Feb | Trace | . | 0.5 | . | 1.2 | 0.5 |
| 06-Feb | . | Trace | 0.8 | . | Trace | 0.2 |
| 07-Feb | 0.7 | Trace | Trace | . | 0.7 | Trace |
| 08-Feb | . | . | Trace | . | 0.7 | Trace |
| 09-Feb | . | . | 1.5 | . | Trace | Trace |
| 10-Feb | . | . | 1.2 | 0.2 | 2.1 | 2.2 |
| 11-Feb | . | Trace | . | . | 1 | Trace |
| 12-Feb | 3.1 | . | . | 1.5 | 0.5 | 0.6 |
| 13-Feb | Trace | 0.2 | . | . | Trace | Trace |
| 14-Feb | . | 0.1 | 0.3 | . | . | Trace |
| 15-Feb | . | Trace | . | Trace | Trace | . |
| 16-Feb | Trace | Trace | Trace | 1.5 | . | . |
| 17-Feb | 0.6 | . | 2 | 2 | . | . |
| 18-Feb | . | 5.8 | Trace | . | Trace | . |
| 19-Feb | Trace | Trace | . | . | . | . |
| 20-Feb | 0.5 | Trace | . | . | . | 0.4 |
| 21-Feb | . | . | . | 0.2 | . | 1.2 |
| 22-Feb | . | . | 1 | . | 2.1 | . |
| 23-Feb | . | . | 0.1 | . | . | 0.8 |
| 24-Feb | 3.1 | . | 0.1 | . | 1.8 | Trace |
| 25-Feb | Trace | . | . | 1.7 | 0.2 | . |
| 26-Feb | . | . | . | 5.6 | . | . |
| 27-Feb | Trace | . | Trace | 4.7 | . | . |
| 28-Feb | Trace | . | . | 1.5 | . | . |
| 29-Feb | ** | . | ** | ** | ** | . |
| 01-Mar | Trace | . | . | . | Trace | . |
| 02-Mar | Trace | . | . | 5 | Trace | . |
| 03-Mar | . | . | . | 4 | 0.2 | . |
| 04-Mar | . | . | . | 7 | 1.6 | . |
| 05-Mar | 5 | . | 2.9 | 0.5 | 4.4 | . |
| 06-Mar | 1 | . | Trace | . | 0.3 | Trace |
| 07-Mar | . | . | . | Trace | Trace | 2 |
| 08-Mar | 0.8 | . | 2 | . | Trace | 0.5 |
| 09-Mar | 4.1 | 0.1 | 0.7 | 1.5 | Trace | 0.1 |
| 10-Mar | Trace | Trace | . | 0.9 | 0.3 | . |
| 11-Mar | . | . | 0.5 | . | Trace | 0.9 |
| 12-Mar | . | . | . | . | Trace | 0.7 |
| 13-Mar | . | 0.2 | 0.1 | . | 0.1 | . |
| 14-Mar | . | . | . | . | . | 0.8 |
| 15-Mar | . | . | Trace | . | . | . |
| 16-Mar | . | . | 3.1 | . | . | 1 |
| 17-Mar | . | . | 0.8 | Trace | . | 0.5 |
| 18-Mar | . | . | . | . | . | 0.6 |
| 19-Mar | . | . | . | . | . | Trace |
| 20-Mar | . | . | . | . | . | Trace |
| 21-Mar | Trace | . | . | 1.5 | . | Trace |
| 22-Mar | Trace | . | . | 2.1 | . | . |
| 23-Mar | . | . | . | . | . | . |
| 24-Mar | . | . | 0.4 | . | . | . |
| 25-Mar | Trace | . | 1.9 | 0.1 | . | . |
| 26-Mar | . | . | 0.2 | 1 | . | . |
| 27-Mar | . | . | Trace | . | . | . |
| 28-Mar | . | . | . | . | . | . |
| 29-Mar | . | Trace | Trace | . | Trace | . |
| 30-Mar | . | . | . | . | . | . |
| 31-Mar | . | . | . | . | Trace | . |
| 01-Apr | . | . | Trace | 1 | . | . |
| 02-Apr | . | . | . | . | . | . |
| 03-Apr | . | . | . | Trace | . | Trace |
| 04-Apr | . | 0.3 | . | 0.3 | . | Trace |
| 05-Apr | . | . | . | 0.3 | 0.3 | . |
| 06-Apr | . | . | . | . | . | . |
| 07-Apr | . | Trace | . | Trace | 3.2 | . |
| 08-Apr | . | 4.5 | . | . | Trace | . |
| 09-Apr | . | 0.8 | . | . | . | . |
| 10-Apr | . | Trace | . | . | . | . |
| 11-Apr | . | 1.1 | . | . | . | . |
| 12-Apr | . | Trace | . | . | . | . |
| 13-Apr | . | . | . | . | . | . |
| 14-Apr | . | . | . | . | . | . |
| 15-Apr | . | . | . | . | . | . |
| 16-Apr | . | . | Trace | . | . | . |
| 17-Apr | . | . | 0.3 | . | . | . |
| 18-Apr | . | . | . | . | . | . |
| 19-Apr | . | . | . | . | . | . |
| 20-Apr | . | . | . | . | . | . |
| 21-Apr | . | . | . | . | . | . |
| 22-Apr | . | . | . | Trace | . | . |
| 23-Apr | . | . | . | . | . | . |
| 24-Apr | . | . | . | . | . | . |
| 25-Apr | . | . | . | . | . | . |
| 26-Apr | . | . | . | . | . | . |
| 27-Apr | . | . | . | . | . | Trace |
| 28-Apr | . | . | . | . | . | . |
| 29-Apr | . | . | . | . | . | . |
| 30-Apr | . | . | . | . | . | . |
| 01-May | . | . | . | . | . | . |
| 02-May | . | . | . | . | . | . |
| 03-May | . | . | . | . | . | . |
| 04-May | . | . | . | . | . | . |
| 05-May | . | . | . | . | . | . |
| 06-May | . | . | . | . | . | . |
| 07-May | . | . | . | . | . | . |
| 08-May | . | . | . | . | . | . |
| 09-May | . | . | . | . | . | . |
| 10-May | . | . | . | . | . | Trace (hail) |
| Total | 64.8 | 49.5 | 98.0 | 100.0 | 69.6 | 64.8 |