| 15:53 PST |  Overcast | 4°C / 39°F | -6°C / 21°F | 48% | 1023 mb (30.21 in) | NNW 9 kph (NNW 5.8 mph) | - | 10SM |
| | KPAE 052353Z 34005KT 10SM OVC100 04/M06 A3022 RMK AO2 SLP240 T00441056 10050 20022 58020 |
| 14:53 PST |  Clear | 4°C / 39°F | -6°C / 21°F | 48% | 1024 mb (30.24 in) | NW 11 kph (NW 6.9 mph) | - | 10SM |
| | KPAE 052253Z 31006KT 10SM CLR 04/M06 A3024 RMK AO2 SLP246 T00441056 |
| 13:53 PST |  Clear | 4°C / 39°F | -5°C / 23°F | 52% | 1025 mb (30.27 in) | NNW 9 kph (NNW 5.8 mph) | - | 10SM |
| | KPAE 052153Z 34005KT 10SM CLR 04/M05 A3027 RMK AO2 SLP255 T00391050 |
| 12:53 PST |  Clear | 4°C / 39°F | -3°C / 27°F | 61% | 1026 mb (30.3 in) | NNE 9 kph (NNE 5.8 mph) | - | 10SM |
| | KPAE 052053Z 02005KT 10SM CLR 04/M03 A3029 RMK AO2 SLP261 T00391033 58022 |
| 11:53 PST |  Clear | 3°C / 37°F | -2°C / 28°F | 70% | 1027 mb (30.33 in) | N 7 kph (N 4.6 mph) | - | 10SM |
| | KPAE 051953Z 35004KT 10SM CLR 03/M02 A3032 RMK AO2 SLP272 T00331022 |
| 10:53 PST |  Clear | 3°C / 37°F | -2°C / 28°F | 70% | 1027 mb (30.33 in) | N 6 kph (N 3.5 mph) | - | 10SM |
| | KPAE 051853Z 01003KT 10SM CLR 03/M02 A3034 RMK AO2 SLP278 T00331017 |
| 09:53 PST |  Clear | 2°C / 36°F | -2°C / 28°F | 75% | 1028 mb (30.36 in) | Calm | - | 10SM |
| | KPAE 051753Z 00000KT 10SM CLR 02/M02 A3035 RMK AO2 SLP283 T00221022 10022 21028 54000 |
| 08:53 PST |  Clear | -1°C / 30°F | -3°C / 27°F | 86% | 1028 mb (30.36 in) | SE 6 kph (SE 3.5 mph) | - | 10SM |
| | KPAE 051653Z 12003KT 10SM CLR M01/M03 A3035 RMK AO2 SLP284 T10061028 |
| 07:53 PST |  Clear | -1°C / 30°F | -3°C / 27°F | 86% | 1028 mb (30.36 in) | SE 7 kph (SE 4.6 mph) | - | 10SM |
| | KPAE 051553Z 12004KT 10SM CLR M01/M03 A3035 RMK AO2 SLP284 T10111028 |
| 06:53 PST |  Clear | -2°C / 28°F | -3°C / 27°F | 93% | 1028 mb (30.36 in) | Calm | - | 7SM |
| | KPAE 051453Z 00000KT 7SM CLR M02/M03 A3035 RMK AO2 SLP284 T10171028 52009 |
| 05:53 PST |  Clear | -2°C / 28°F | -3°C / 27°F | 93% | 1027 mb (30.33 in) | Calm | - | 8SM |
| | KPAE 051353Z AUTO 00000KT 8SM CLR M02/M03 A3034 RMK AO2 SLP281 T10221033 TSNO |
| 04:53 PST |  Clear | -1°C / 30°F | -3°C / 27°F | 86% | 1027 mb (30.33 in) | SSE 7 kph (SSE 4.6 mph) | - | 10SM |
| | KPAE 051253Z AUTO 15004KT 10SM CLR M01/M03 A3033 RMK AO2 SLP277 T10061028 TSNO |
| 03:53 PST |  Clear | 2°C / 36°F | -3°C / 27°F | 70% | 1027 mb (30.33 in) | NE 7 kph (NE 4.6 mph) | - | 10SM |
| | KPAE 051153Z AUTO 04004KT 10SM CLR 02/M03 A3032 RMK AO2 SLP273 T00171028 10028 21006 51013 TSNO |
| 02:53 PST |  Clear | 2°C / 36°F | -3°C / 27°F | 70% | 1027 mb (30.33 in) | NE 6 kph (NE 3.5 mph) | - | 10SM |
| | KPAE 051053Z AUTO 04003KT 10SM CLR 02/M03 A3032 RMK AO2 SLP271 T00171028 TSNO |
| 01:53 PST |  Clear | 2°C / 36°F | -2°C / 28°F | 75% | 1026 mb (30.3 in) | N 7 kph (N 4.6 mph) | - | 10SM |
| | KPAE 050953Z AUTO 35004KT 10SM CLR 02/M02 A3030 RMK AO2 SLP267 T00171022 TSNO |
| 00:53 PST |  Clear | 2°C / 36°F | -2°C / 28°F | 75% | 1025 mb (30.27 in) | N 15 kph (N 9.2 mph) | - | 10SM |
| | KPAE 050853Z AUTO 35008KT 10SM CLR 02/M02 A3028 RMK AO2 SLP260 T00221022 51007 TSNO |