| 19:55 PST |  Clear | -3°C / 27°F | -7°C / 19°F | 74% | 1028 mb (30.36 in) | ENE 6 kph (ENE 3.5 mph) | - | 10SM |
| | KEAT 030355Z AUTO 06003KT 10SM CLR M03/M07 A3037 RMK AO2 SLP301 T10331072 |
| 18:55 PST |  Clear | -3°C / 27°F | -7°C / 19°F | 74% | 1028 mb (30.36 in) | Calm | - | 10SM |
| | KEAT 030255Z AUTO 00000KT 10SM CLR M03/M07 A3036 RMK AO2 SLP299 T10281072 53007 |
| 17:55 PST |  Clear | -2°C / 28°F | -7°C / 19°F | 69% | 1028 mb (30.36 in) | NNW 6 kph (NNW 3.5 mph) | - | 10SM |
| | KEAT 030155Z AUTO 34003KT 10SM CLR M02/M07 A3035 RMK AO2 SLP294 T10171067 |
| 16:55 PST |  Clear | -2°C / 28°F | -6°C / 21°F | 74% | 1027 mb (30.33 in) | Calm | - | 10SM |
| | KEAT 030055Z AUTO 00000KT 10SM CLR M02/M06 A3034 RMK AO2 SLP291 T10171061 |
| 15:55 PST |  Clear | 1°C / 34°F | -6°C / 21°F | 60% | 1027 mb (30.33 in) | Calm | - | 10SM |
| | KEAT 022355Z AUTO 00000KT 10SM CLR 01/M06 A3034 RMK AO2 SLP288 T00061061 10028 21028 53001 |
| 14:55 PST |  Clear | 2°C / 36°F | -6°C / 21°F | 56% | 1027 mb (30.33 in) | Calm | - | 10SM |
| | KEAT 022255Z AUTO 00000KT 10SM CLR 02/M06 A3033 RMK AO2 SLP283 T00221061 |
| 13:55 PST |  Clear | 2°C / 36°F | -7°C / 19°F | 52% | 1027 mb (30.33 in) | Calm | - | 10SM |
| | KEAT 022155Z AUTO 00000KT 10SM CLR 02/M07 A3032 RMK AO2 SLP280 T00171067 |
| 12:55 PST |  Clear | 1°C / 34°F | -7°C / 19°F | 56% | 1027 mb (30.33 in) | Calm | - | 10SM |
| | KEAT 022055Z AUTO 00000KT 10SM CLR 01/M07 A3033 RMK AO2 SLP285 T00111067 58009 |
| 11:55 PST |  Clear | 1°C / 34°F | -6°C / 21°F | 60% | 1028 mb (30.36 in) | Calm | - | 10SM |
| | KEAT 021955Z AUTO 00000KT 10SM CLR 01/M06 A3035 RMK AO2 SLP291 T00061061 |
| 10:55 PST |  Clear | -1°C / 30°F | -6°C / 21°F | 69% | 1028 mb (30.36 in) | Calm | - | 10SM |
| | KEAT 021855Z AUTO 00000KT 10SM CLR M01/M06 A3036 RMK AO2 SLP295 T10111056 |
| 09:55 PST |  Clear | -3°C / 27°F | -6°C / 21°F | 80% | 1028 mb (30.36 in) | Calm | - | 10SM |
| | KEAT 021755Z AUTO 00000KT 10SM CLR M03/M06 A3036 RMK AO2 SLP298 T10281061 11028 21061 50008 |
| 08:55 PST |  Clear | -4°C / 25°F | -7°C / 19°F | 80% | 1028 mb (30.36 in) | NW 9 kph (NW 5.8 mph) | - | 10SM |
| | KEAT 021655Z AUTO 30005KT 10SM CLR M04/M07 A3037 RMK AO2 SLP299 T10391072 |
| 07:55 PST |  Clear | -6°C / 21°F | -8°C / 18°F | 86% | 1028 mb (30.36 in) | Calm | - | 10SM |
| | KEAT 021555Z AUTO 00000KT 10SM CLR M06/M08 A3035 RMK AO2 SLP292 T10561083 |
| 06:55 PST |  Clear | -6°C / 21°F | -8°C / 18°F | 86% | 1027 mb (30.33 in) | Calm | - | 10SM |
| | KEAT 021455Z AUTO 00000KT 10SM CLR M06/M08 A3034 RMK AO2 SLP289 T10561078 55000 $ |
| 05:55 PST |  Clear | -5°C / 23°F | -8°C / 18°F | 80% | 1027 mb (30.33 in) | N 6 kph (N 3.5 mph) | - | 10SM |
| | KEAT 021355Z AUTO 36003KT 10SM CLR M05/M08 A3033 RMK AO2 SLP288 T10501078 |
| 04:55 PST |  Clear | -6°C / 21°F | -8°C / 18°F | 86% | 1027 mb (30.33 in) | Calm | - | 10SM |
| | KEAT 021255Z AUTO 00000KT 10SM CLR M06/M08 A3034 RMK AO2 SLP287 T10561078 |
| 03:55 PST |  Clear | -4°C / 25°F | -7°C / 19°F | 80% | 1027 mb (30.33 in) | Calm | - | 10SM |
| | KEAT 021155Z AUTO 00000KT 10SM CLR M04/M07 A3034 RMK AO2 SLP287 7//// T10391072 11017 21056 51010 |
| 02:55 PST |  Clear | -4°C / 25°F | -8°C / 18°F | 74% | 1027 mb (30.33 in) | Calm | - | 10SM |
| | KEAT 021055Z AUTO 00000KT 10SM CLR M04/M08 A3033 RMK AO2 SLP281 T10441078 |
| 01:55 PST |  Clear | -4°C / 25°F | -8°C / 18°F | 74% | 1027 mb (30.33 in) | Calm | - | 10SM |
| | KEAT 020955Z AUTO 00000KT 10SM CLR M04/M08 A3032 RMK AO2 SLP280 T10441083 |
| 00:55 PST |  Clear | -3°C / 27°F | -7°C / 19°F | 74% | 1026 mb (30.3 in) | Calm | - | 10SM |
| | KEAT 020855Z AUTO 00000KT 10SM CLR M03/M07 A3031 RMK AO2 SLPNO T10281072 53000 |