| 15:53 PST |  Clear | 1°C / 34°F | -11°C / 12°F | 41% | 1025 mb (30.27 in) | N 7 kph (N 4.6 mph) | - | 10SM |
| | KBFI 092353Z 36004KT 10SM CLR 01/M11 A3028 RMK AO2 SLP254 T00111111 10017 21044 56005 |
| 14:53 PST |  Clear | 2°C / 36°F | -11°C / 12°F | 38% | 1025 mb (30.27 in) | Variable 7 kph (Variable 4.6 mph) | - | 10SM |
| | KBFI 092253Z VRB04KT 10SM CLR 02/M11 A3028 RMK AO2 SLP254 T00171111 |
| 13:53 PST |  Clear | 1°C / 34°F | -12°C / 10°F | 38% | 1025 mb (30.27 in) | Variable 7 kph (Variable 4.6 mph) | - | 10SM |
| | KBFI 092153Z VRB04KT 10SM CLR 01/M12 A3028 RMK AO2 SLP254 T00111117 |
| 12:53 PST |  Clear | 1°C / 34°F | -13°C / 9°F | 35% | 1026 mb (30.3 in) | ENE 6 kph (ENE 3.5 mph) | - | 10SM |
| | KBFI 092053Z 06003KT 10SM CLR 01/M13 A3030 RMK AO2 SLP259 T00061133 58015 |
| 11:53 PST |  Clear | -1°C / 30°F | -9°C / 16°F | 55% | 1027 mb (30.33 in) | SW 6 kph (SW 3.5 mph) | - | 10SM |
| | KBFI 091953Z AUTO 21003KT 10SM CLR M01/M09 A3032 RMK AO2 SLP267 T10111094 FZRANO TSNO |
| 10:53 PST |  Clear | -3°C / 27°F | -13°C / 9°F | 46% | 1027 mb (30.33 in) | S 6 kph (S 3.5 mph) | - | 10SM |
| | KBFI 091853Z 17003KT 10SM CLR M03/M13 A3033 RMK AO2 SLP270 T10281128 |
| 09:53 PST |  Clear | -4°C / 25°F | -12°C / 10°F | 54% | 1027 mb (30.33 in) | SSE 6 kph (SSE 3.5 mph) | - | 9SM |
| | KBFI 091753Z 15003KT 9SM CLR M04/M12 A3034 RMK AO2 SLP274 T10441122 11044 21089 51003 |
| 08:53 PST |  Clear | -7°C / 19°F | -12°C / 10°F | 68% | 1027 mb (30.33 in) | SSE 6 kph (SSE 3.5 mph) | - | 10SM |
| | KBFI 091653Z 15003KT 10SM CLR M07/M12 A3034 RMK AO2 SLP274 T10671122 |
| 07:53 PST |  Clear | -8°C / 18°F | -14°C / 7°F | 62% | 1027 mb (30.33 in) | SSE 9 kph (SSE 5.8 mph) | - | 10SM |
| | KBFI 091553Z 16005KT 10SM CLR M08/M14 A3034 RMK AO2 SLP272 T10831139 |
| 06:53 PST |  Clear | -8°C / 18°F | -14°C / 7°F | 62% | 1027 mb (30.33 in) | SSE 9 kph (SSE 5.8 mph) | - | 10SM |
| | KBFI 091453Z 15005KT 10SM CLR M08/M14 A3034 RMK AO2 SLP272 T10831144 53002 |
| 05:53 PST |  Clear | -8°C / 18°F | -14°C / 7°F | 62% | 1027 mb (30.33 in) | SE 7 kph (SE 4.6 mph) | - | 10SM |
| | KBFI 091353Z 14004KT 10SM CLR M08/M14 A3032 RMK AO2 SLP267 T10781139 |
| 04:53 PST |  Clear | -8°C / 18°F | -16°C / 3°F | 53% | 1027 mb (30.33 in) | SE 9 kph (SE 5.8 mph) | - | 10SM |
| | KBFI 091253Z 14005KT 10SM CLR M08/M16 A3033 RMK AO2 SLP270 T10781156 |
| 03:53 PST |  Clear | -7°C / 19°F | -16°C / 3°F | 49% | 1027 mb (30.33 in) | SSE 9 kph (SSE 5.8 mph) | - | 10SM |
| | KBFI 091153Z 15005KT 10SM CLR M07/M16 A3033 RMK AO2 SLP269 T10721156 11050 21078 50005 |
| 02:53 PST |  Clear | -7°C / 19°F | -16°C / 3°F | 49% | 1027 mb (30.33 in) | SE 13 kph (SE 8.1 mph) | - | 10SM |
| | KBFI 091053Z 14007KT 10SM CLR M07/M16 A3033 RMK AO2 SLP270 T10721156 |
| 01:53 PST |  Clear | -7°C / 19°F | -16°C / 3°F | 49% | 1027 mb (30.33 in) | SE 11 kph (SE 6.9 mph) | - | 10SM |
| | KBFI 090953Z 14006KT 10SM CLR M07/M16 A3032 RMK AO2 SLP267 T10721156 |
| 00:53 PST |  Clear | -7°C / 19°F | -16°C / 3°F | 49% | 1026 mb (30.3 in) | SSE 7 kph (SSE 4.6 mph) | - | 10SM |
| | KBFI 090853Z 15004KT 10SM CLR M07/M16 A3031 RMK AO2 SLP264 T10721161 56002 |