| 11:53 PST |  Overcast | 10°C / 50°F | 4°C / 39°F | 67% | 1028 mb (30.36 in) | S 19 kph (S 11.5 mph) | - | 10SM |
| | KBFI 281953Z 18010G21KT 10SM OVC024 10/04 A3035 RMK AO2 SLP275 T01000044 $ |
| 11:36 PST |  Overcast | 9°C / 48°F | 5°C / 41°F | 76% | 1028 mb (30.36 in) | S 22 kph (S 13.8 mph) | - | 10SM |
| | KBFI 281936Z 18012G20KT 10SM BKN026 OVC033 09/05 A3035 RMK AO2 $ |
| 10:53 PST |  Overcast | 9°C / 48°F | 4°C / 39°F | 71% | 1028 mb (30.36 in) | S 26 kph (S 16.1 mph) | - | 10SM |
| | KBFI 281853Z 18014G20KT 10SM FEW026 BKN037 OVC110 09/04 A3036 RMK AO2 SLP280 T00940044 $ |
| 10:44 PST |  Mostly Cloudy | 9°C / 48°F | 4°C / 39°F | 71% | 1028 mb (30.36 in) | S 22 kph (S 13.8 mph) | - | 10SM |
| | KBFI 281844Z 18012G18KT 10SM SCT028 BKN039 BKN110 09/04 A3036 RMK AO2 $ |
| 09:53 PST |  Overcast | 9°C / 48°F | 4°C / 39°F | 71% | 1028 mb (30.36 in) | S 17 kph (S 10.4 mph) | - | 10SM |
| | KBFI 281753Z 17009G16KT 10SM OVC028 09/04 A3036 RMK AO2 SLP279 T00940039 10094 20056 53004 $ |
| 08:53 PST |  Overcast | 9°C / 48°F | 3°C / 37°F | 66% | 1028 mb (30.36 in) | S 15 kph (S 9.2 mph) | - | 10SM |
| | KBFI 281653Z 17008G19KT 10SM OVC026 09/03 A3035 RMK AO2 SLP277 T00890033 $ |
| 07:53 PST |  Overcast | 7°C / 45°F | 4°C / 39°F | 81% | 1027 mb (30.33 in) | SSE 19 kph (SSE 11.5 mph) | - | 10SM |
| | KBFI 281553Z 15010KT 10SM OVC024 07/04 A3034 RMK AO2 SLP274 T00720039 $ |
| 06:53 PST |  Overcast | 8°C / 46°F | 4°C / 39°F | 76% | 1027 mb (30.33 in) | S 17 kph (S 10.4 mph) | - | 10SM |
| | KBFI 281453Z 17009KT 10SM BKN022 OVC028 08/04 A3034 RMK AO2 SLP275 T00780039 56002 $ |
| 05:53 PST |  Overcast | 7°C / 45°F | 3°C / 37°F | 76% | 1028 mb (30.36 in) | SE 17 kph (SE 10.4 mph) | - | 10SM |
| | KBFI 281353Z 14009KT 10SM OVC020 07/03 A3035 RMK AO2 SLP276 T00670033 $ |
| 04:53 PST |  Overcast | 7°C / 45°F | 3°C / 37°F | 76% | 1027 mb (30.33 in) | SE 17 kph (SE 10.4 mph) | - | 10SM |
| | KBFI 281253Z 14009KT 10SM OVC022 07/03 A3034 RMK AO2 SLP275 T00670033 $ |
| 03:53 PST |  Overcast | 6°C / 43°F | 2°C / 36°F | 76% | 1028 mb (30.36 in) | SE 13 kph (SE 8.1 mph) | - | 10SM |
| | KBFI 281153Z 14007KT 10SM BKN024 OVC034 06/02 A3035 RMK AO2 SLP277 T00560022 10056 20033 58005 $ |
| 02:53 PST |  Overcast | 5°C / 41°F | 2°C / 36°F | 81% | 1028 mb (30.36 in) | SE 11 kph (SE 6.9 mph) | - | 10SM |
| | KBFI 281053Z 14006KT 10SM OVC025 05/02 A3036 RMK AO2 SLP280 T00500022 $ |
| 02:00 PST |  Overcast | 4°C / 39°F | 2°C / 36°F | 87% | 1028 mb (30.36 in) | SSE 11 kph (SSE 6.9 mph) | - | 10SM |
| | KBFI 281000Z 15006KT 10SM BKN025 OVC036 04/02 A3036 RMK AO2 $ |
| 01:53 PST |  Mostly Cloudy | 4°C / 39°F | 2°C / 36°F | 87% | 1028 mb (30.36 in) | SSE 9 kph (SSE 5.8 mph) | - | 10SM |
| | KBFI 280953Z 15005KT 10SM SCT027 BKN036 04/02 A3036 RMK AO2 SLP280 T00390017 $ |
| 00:53 PST |  Mostly Cloudy | 4°C / 39°F | 2°C / 36°F | 87% | 1028 mb (30.36 in) | SSE 11 kph (SSE 6.9 mph) | - | 10SM |
| | KBFI 280853Z 15006KT 10SM FEW030 BKN042 04/02 A3037 RMK AO2 SLP282 T00440022 58000 $ |