| 05:53 PST | 
Mostly Cloudy | 1°C / 34°F | -7°C / 19°F | 56% | 1021 mb
(30.15 in) | E 17 kph
(E 10.4 mph) | - | 10SM |
| | KSEA 061353Z 08009KT 10SM FEW010 SCT075 BKN120 01/M07 A3015
RMK AO2 SLP217 T00111072 |
| 04:53 PST |
Mostly Cloudy | 1°C / 34°F | -5°C / 23°F | 65% | 1021 mb
(30.15 in) | ENE 9 kph
(ENE 5.8 mph) | - | 10SM |
| | KSEA 061253Z 06005KT 10SM FEW010 BKN120 01/M05 A3015
RMK AO2 SLP219 T00061050 |
| 03:53 PST | 
Clear | 1°C / 34°F | -4°C / 25°F | 70% | 1021 mb
(30.15 in) | NE 19 kph
(NE 11.5 mph) | - | 10SM |
| | KSEA 061153Z 04010KT 10SM CLR 01/M04 A3016
RMK AO2 SLP222 T00111044 10028 20011 52001 |
| 02:53 PST | 
Overcast | 1°C / 34°F | -4°C / 25°F | 70% | 1021 mb
(30.15 in) | NE 17 kph
(NE 10.4 mph) | - | 10SM |
| | KSEA 061053Z 03009KT 10SM FEW010 OVC075 01/M04 A3016
RMK AO2 SLP222 T00111039 |
| 01:53 PST |
Mostly Cloudy | 1°C / 34°F | -4°C / 25°F | 70% | 1021 mb
(30.15 in) | N 15 kph
(N 9.2 mph) | - | 10SM |
| | KSEA 060953Z 01008KT 10SM FEW030 SCT080 BKN120 01/M04 A3016
RMK AO2 SLP222 T00111039 |
| 00:53 PST |
Mostly Cloudy | 2°C / 36°F | -1°C / 30°F | 81% | 1021 mb
(30.15 in) | N 17 kph
(N 10.4 mph) | - | 10SM |
| | KSEA 060853Z 01009KT 10SM FEW030 SCT080 BKN120 02/M01 A3016
RMK AO2 SLP221 T00171011 58004 |
