| 17:53 PST |  Overcast Light Rain | 5°C / 41°F | 2°C / 36°F | 81% | 1012 mb (29.88 in) | SE 17 kph (SE 10.4 mph) | 0.25 mm (0.01 in) | 9SM |
| | KBFI 150153Z 12009KT 9SM -RA OVC032 05/02 A2988 RMK AO2 PRESFR SLP117 P0001 T00500017 |
| 16:53 PST |  Overcast Light Rain | 6°C / 43°F | 3°C / 37°F | 81% | 1013 mb (29.91 in) | Calm | 0.00 mm (0.00 in) | 6SM |
| | KBFI 150053Z 00000KT 6SM -RA BR OVC036 06/03 A2991 RMK AO2 RAB19 SLP129 P0000 T00560033 |
| 15:53 PST |  Overcast | 6°C / 43°F | 4°C / 39°F | 87% | 1013 mb (29.91 in) | ENE 7 kph (ENE 4.6 mph) | - | 10SM |
| | KBFI 142353Z 06004KT 10SM FEW015 OVC045 06/04 A2992 RMK AO2 SLP130 60002 T00610039 10061 20039 58025 |
| 15:10 PST |  Overcast | 6°C / 43°F | 4°C / 39°F | 87% | 1014 mb (29.94 in) | NE 9 kph (NE 5.8 mph) | - | 10SM |
| | KBFI 142310Z 05005KT 10SM FEW010 SCT021 OVC050 06/04 A2994 RMK AO2 |
| 14:53 PST |  Overcast | 6°C / 43°F | 4°C / 39°F | 87% | 1014 mb (29.94 in) | E 7 kph (E 4.6 mph) | - | 10SM |
| | KBFI 142253Z 08004KT 10SM FEW005 BKN021 OVC060 06/04 A2995 RMK AO2 SLP143 T00610039 |
| 13:53 PST |  Overcast Fog And Mist | 6°C / 43°F | 4°C / 39°F | 87% | 1015 mb (29.97 in) | Calm | 0.25 mm (0.01 in) | 4SM |
| | KBFI 142153Z 00000KT 4SM BR SCT005 BKN010 OVC017 06/04 A2998 RMK AO2 SLP150 P0001 T00560039 |
| 13:48 PST |  Overcast Fog And Mist | 6°C / 43°F | 4°C / 39°F | 87% | 1015 mb (29.97 in) | Calm | 0.25 mm (0.01 in) | 4SM |
| | KBFI 142148Z 00000KT 4SM BR SCT005 BKN009 OVC017 06/04 A2998 RMK AO2 P0001 |
| 12:53 PST |  Overcast Fog And Mist | 6°C / 43°F | 4°C / 39°F | 87% | 1016 mb (30 in) | Calm | 0.25 mm (0.01 in) | 2SM |
| | KBFI 142053Z 00000KT 2SM BR SCT005 BKN009 OVC019 06/04 A2999 RMK AO2 RAE42 SLP155 P0001 60001 T00560039 58018 |
| 11:58 PST |  Overcast Fog And Mist | 6°C / 43°F | 4°C / 39°F | 87% | 1016 mb (30 in) | Calm | 0.00 mm (0.00 in) | 2 1/2SM |
| | KBFI 141958Z 00000KT 2 1/2SM BR FEW009 BKN019 OVC025 06/04 A3001 RMK AO2 RAE58 P0000 |
| 11:53 PST |  Overcast Light Rain | 6°C / 43°F | 3°C / 37°F | 81% | 1016 mb (30 in) | Calm | 0.00 mm (0.00 in) | 4SM |
| | KBFI 141953Z 00000KT 4SM -RA BR BKN019 OVC025 06/03 A3001 RMK AO2 RAE20B49 SLP162 P0000 T00560033 |
| 10:53 PST |  Overcast Light Rain | 5°C / 41°F | 3°C / 37°F | 87% | 1017 mb (30.03 in) | Calm | 0.00 mm (0.00 in) | 7SM |
| | KBFI 141853Z 00000KT 7SM -RA BKN019 OVC025 05/03 A3004 RMK AO2 RAB52 SLP171 P0000 T00500028 |
| 10:21 PST |  Overcast | 5°C / 41°F | 3°C / 37°F | 87% | 1018 mb (30.06 in) | Calm | - | 10SM |
| | KBFI 141821Z 00000KT 10SM SCT014 BKN019 OVC025 05/03 A3005 RMK AO2 |
| 09:53 PST |  Overcast Fog And Mist | 4°C / 39°F | 2°C / 36°F | 87% | 1017 mb (30.03 in) | Calm | 0.00 mm (0.00 in) | 5SM |
| | KBFI 141753Z 00000KT 5SM BR OVC014 04/02 A3004 RMK AO2 RAB09E47 SLP173 P0000 60000 T00390022 10039 20028 51009 |
| 08:53 PST |  Overcast | 4°C / 39°F | 2°C / 36°F | 87% | 1017 mb (30.03 in) | SE 6 kph (SE 3.5 mph) | - | 9SM |
| | KBFI 141653Z 14003KT 9SM OVC014 04/02 A3004 RMK AO2 SLP172 T00390017 |
| 07:53 PST |  Overcast | 3°C / 37°F | 1°C / 34°F | 87% | 1017 mb (30.03 in) | SE 6 kph (SE 3.5 mph) | 0.00 mm (0.00 in) | 10SM |
| | KBFI 141553Z 14003KT 10SM OVC010 03/01 A3004 RMK AO2 RAB11E26 SLP172 P0000 T00330011 |
| 06:53 PST |  Overcast | 3°C / 37°F | 1°C / 34°F | 87% | 1017 mb (30.03 in) | Calm | - | 9SM |
| | KBFI 141453Z 00000KT 9SM OVC010 03/01 A3002 RMK AO2 SLP165 T00330011 53003 |
| 05:53 PST |  Overcast | 3°C / 37°F | 1°C / 34°F | 87% | 1016 mb (30 in) | Calm | - | 10SM |
| | KBFI 141353Z 00000KT 10SM OVC012 03/01 A3001 RMK AO2 SLP163 T00280011 |
| 04:53 PST |  Overcast | 3°C / 37°F | 1°C / 34°F | 87% | 1016 mb (30 in) | Calm | - | 10SM |
| | KBFI 141253Z AUTO 00000KT 10SM OVC012 03/01 A3001 RMK AO2 SLP162 T00330011 TSNO |
| 03:53 PST |  Overcast | 3°C / 37°F | 1°C / 34°F | 87% | 1016 mb (30 in) | Calm | - | 9SM |
| | KBFI 141153Z AUTO 00000KT 9SM OVC012 03/01 A3001 RMK AO2 SLP162 T00330011 10033 20028 51012 TSNO |
| 02:53 PST |  Overcast | 3°C / 37°F | 1°C / 34°F | 87% | 1016 mb (30 in) | Calm | - | 9SM |
| | KBFI 141053Z AUTO 00000KT 9SM OVC012 03/01 A3001 RMK AO2 SLP161 T00280011 TSNO |
| 01:53 PST |  Overcast | 3°C / 37°F | 1°C / 34°F | 87% | 1016 mb (30 in) | Calm | - | 10SM |
| | KBFI 140953Z AUTO 00000KT 10SM OVC012 03/01 A2999 RMK AO2 SLP155 T00330011 TSNO |
| 00:53 PST |  Overcast | 3°C / 37°F | 1°C / 34°F | 87% | 1015 mb (29.97 in) | Calm | - | 9SM |
| | KBFI 140853Z 00000KT 9SM OVC012 03/01 A2997 RMK AO2 SLP150 T00280011 51013 |