BlackHawk Weather
Tumwater, WA
| Time PT | Temperature °F | Humidity % | Dew Point °F | Pressure Inches (hPa) | Wind MPH | Wind Direction | Rain Total |
| 1999-12-15 00:00:00 | 44.7° | 99% | 44.3° | 29.88" | 11 | SW | 0" |
| 1999-12-15 01:00:00 | 44.8° | ---% | ---° | 29.86" | 12 | SSW | 0.05" |
| 1999-12-15 02:00:00 | 44.6° | ---% | ---° | 29.86" | 13 | SSW | 0.11" |
| 1999-12-15 03:00:00 | 44.2° | ---% | ---° | 29.87" | 11 | SW | 0.21" |
| 1999-12-15 04:00:00 | 44.2° | ---% | ---° | 29.86" | 17 | SW | 0.35" |
| 1999-12-15 05:00:00 | 45.1° | ---% | ---° | 29.86" | 13 | SSW | 0.45" |
| 1999-12-15 06:00:00 | 45.9° | ---% | ---° | 29.84" | 15 | SSW | 0.54" |
| 1999-12-15 07:00:00 | 46.5° | ---% | ---° | 29.84" | 15 | SSW | 0.68" |
| 1999-12-15 08:00:00 | 46.8° | ---% | ---° | 29.85" | 16 | SSW | 0.88" |
| 1999-12-15 09:00:00 | 47.2° | ---% | ---° | 29.84" | 14 | SSW | 1.06" |
| 1999-12-15 10:00:00 | 47.8° | ---% | ---° | 29.83" | 15 | SSW | 1.18" |
| 1999-12-15 11:00:00 | 47.4° | ---% | ---° | 29.82" | 19 | S | 1.49" |
| 1999-12-15 12:00:00 | 48.1° | ---% | ---° | 29.82" | 17 | S | 1.9" |
| 1999-12-15 18:00:00 | 48.4° | ---% | ---° | 29.9" | 6 | SSE | 3.05" |
| 1999-12-15 19:00:00 | 50.2° | 98% | 49.4° | 29.92" | 11 | SSE | 3.05" |
| 1999-12-15 20:00:00 | 50.3° | 98% | 49° | 29.94" | 9 | WSW | 3.06" |
| 1999-12-15 21:00:00 | 49.5° | 98% | 48.9° | 29.95" | 12 | SSE | 3.06" |
| 1999-12-15 22:00:00 | 49.9° | 96% | 49.1° | 29.97" | 15 | SSE | 3.06" |
| 1999-12-15 23:00:00 | 49.4° | 98% | 48.9° | 29.97" | 10 | SW | 3.08" |