| 09:53 PST |  Mostly Cloudy | 3°C / 37°F | 1°C / 34°F | 87% | 1025 mb (30.27 in) | Calm | - | 7SM |
| | KBFI 031753Z 00000KT 7SM FEW180 BKN250 03/01 A3028 RMK AO2 SLP254 T00280006 10028 21022 53013 |
| 08:53 PST |  Overcast | 0°C / 32°F | -2°C / 28°F | 87% | 1025 mb (30.27 in) | Calm | - | 10SM |
| | KBFI 031653Z 00000KT 10SM BKN180 OVC250 00/M02 A3026 RMK AO2 SLP247 T00001017 |
| 07:53 PST |  Clear | 0°C / 32°F | -3°C / 27°F | 80% | 1024 mb (30.24 in) | Calm | - | 8SM |
| | KBFI 031553Z 00000KT 8SM CLR 00/M03 A3024 RMK AO2 SLP241 T00001028 |
| 06:53 PST |  Clear | -2°C / 28°F | -3°C / 27°F | 93% | 1024 mb (30.24 in) | SSE 6 kph (SSE 3.5 mph) | - | 9SM |
| | KBFI 031453Z 15003KT 9SM CLR M02/M03 A3025 RMK AO2 SLP241 T10221033 58002 |
| 05:53 PST |  Clear | -1°C / 30°F | -3°C / 27°F | 86% | 1025 mb (30.27 in) | Calm | - | 10SM |
| | KBFI 031353Z 00000KT 10SM CLR M01/M03 A3026 RMK AO2 SLP245 T10111028 |
| 04:53 PST |  Clear | -1°C / 30°F | -3°C / 27°F | 86% | 1024 mb (30.24 in) | Calm | - | 10SM |
| | KBFI 031253Z 00000KT 10SM CLR M01/M03 A3025 RMK AO2 SLP243 T10061028 |
| 03:53 PST |  Clear | -1°C / 30°F | -3°C / 27°F | 86% | 1024 mb (30.24 in) | Calm | - | 10SM |
| | KBFI 031153Z 00000KT 10SM CLR M01/M03 A3025 RMK AO2 SLP243 T10111033 10033 21011 50000 |
| 02:53 PST |  Clear | -1°C / 30°F | -3°C / 27°F | 86% | 1024 mb (30.24 in) | Calm | - | 10SM |
| | KBFI 031053Z 00000KT 10SM CLR M01/M03 A3025 RMK AO2 SLP244 T10061028 |
| 01:53 PST |  Clear | 0°C / 32°F | -3°C / 27°F | 80% | 1024 mb (30.24 in) | Calm | - | 10SM |
| | KBFI 030953Z 00000KT 10SM CLR 00/M03 A3025 RMK AO2 SLP243 T00001028 |
| 00:53 PST |  Clear | -1°C / 30°F | -3°C / 27°F | 86% | 1024 mb (30.24 in) | Calm | - | 10SM |
| | KBFI 030853Z 00000KT 10SM CLR M01/M03 A3025 RMK AO2 SLP243 T10061033 52001 |