| 07:10 PST |  Clear | 0°C / 32°F | -6°C / 21°F | 64% | 1020 mb (30.12 in) | ENE 6 kph (ENE 3.5 mph) | - | 10SM |
| | KAUN 231510Z AUTO 07003KT 10SM CLR 00/M06 A3013 RMK AO1 |
| 06:50 PST |  Clear | 0°C / 32°F | -6°C / 21°F | 64% | 1020 mb (30.12 in) | Calm | - | 10SM |
| | KAUN 231450Z AUTO 00000KT 10SM CLR 00/M06 A3013 RMK AO1 |
| 06:30 PST |  Clear | 0°C / 32°F | -6°C / 21°F | 64% | 1020 mb (30.12 in) | NE 7 kph (NE 4.6 mph) | - | 10SM |
| | KAUN 231430Z AUTO 05004KT 10SM CLR 00/M06 A3013 RMK AO1 |
| 06:10 PST |  Clear | 2°C / 36°F | -6°C / 21°F | 56% | 1020 mb (30.12 in) | N 11 kph (N 6.9 mph) | - | 10SM |
| | KAUN 231410Z AUTO 36006KT 10SM CLR 02/M06 A3012 RMK AO1 |
| 05:50 PST |  Clear | 1°C / 34°F | -7°C / 19°F | 56% | 1020 mb (30.12 in) | NE 9 kph (NE 5.8 mph) | - | 10SM |
| | KAUN 231350Z AUTO 05005KT 10SM CLR 01/M07 A3012 RMK AO1 |
| 05:30 PST |  Clear | 1°C / 34°F | -7°C / 19°F | 56% | 1020 mb (30.12 in) | NE 6 kph (NE 3.5 mph) | - | 10SM |
| | KAUN 231330Z AUTO 03003KT 10SM CLR 01/M07 A3012 RMK AO1 |
| 05:10 PST |  Clear | 0°C / 32°F | -6°C / 21°F | 64% | 1020 mb (30.12 in) | ENE 7 kph (ENE 4.6 mph) | - | 10SM |
| | KAUN 231310Z AUTO 07004KT 10SM CLR 00/M06 A3012 RMK AO1 |
| 04:50 PST |  Clear | 2°C / 36°F | -8°C / 18°F | 48% | 1020 mb (30.12 in) | NNE 6 kph (NNE 3.5 mph) | - | 10SM |
| | KAUN 231250Z AUTO 02003KT 10SM CLR 02/M08 A3013 RMK AO1 |
| 04:30 PST |  Clear | 0°C / 32°F | -6°C / 21°F | 64% | 1020 mb (30.12 in) | E 6 kph (E 3.5 mph) | - | 10SM |
| | KAUN 231230Z AUTO 09003KT 10SM CLR 00/M06 A3013 RMK AO1 |
| 04:10 PST |  Clear | 1°C / 34°F | -6°C / 21°F | 60% | 1020 mb (30.12 in) | Calm | - | 10SM |
| | KAUN 231210Z AUTO 00000KT 10SM CLR 01/M06 A3013 RMK AO1 |
| 03:50 PST |  Clear | 1°C / 34°F | -6°C / 21°F | 60% | 1021 mb (30.15 in) | Calm | - | 10SM |
| | KAUN 231150Z AUTO 00000KT 10SM CLR 01/M06 A3014 RMK AO1 |
| 03:30 PST |  Clear | 2°C / 36°F | -7°C / 19°F | 52% | 1021 mb (30.15 in) | Calm | - | 10SM |
| | KAUN 231130Z AUTO 00000KT 10SM CLR 02/M07 A3014 RMK AO1 |
| 03:10 PST |  Clear | 2°C / 36°F | -7°C / 19°F | 52% | 1021 mb (30.15 in) | Calm | - | 10SM |
| | KAUN 231110Z AUTO 00000KT 10SM CLR 02/M07 A3014 RMK AO1 |
| 02:50 PST |  Clear | 2°C / 36°F | -7°C / 19°F | 52% | 1021 mb (30.15 in) | Calm | - | 10SM |
| | KAUN 231050Z AUTO 00000KT 10SM CLR 02/M07 A3014 RMK AO1 |
| 02:30 PST |  Clear | 1°C / 34°F | -6°C / 21°F | 60% | 1021 mb (30.15 in) | Calm | - | 10SM |
| | KAUN 231030Z AUTO 00000KT 10SM CLR 01/M06 A3014 RMK AO1 |
| 02:10 PST |  Clear | 1°C / 34°F | -6°C / 21°F | 60% | 1021 mb (30.15 in) | NW 6 kph (NW 3.5 mph) | - | 10SM |
| | KAUN 231010Z AUTO 32003KT 10SM CLR 01/M06 A3014 RMK AO1 |
| 01:50 PST |  Clear | 1°C / 34°F | -6°C / 21°F | 60% | 1021 mb (30.15 in) | Calm | - | 10SM |
| | KAUN 230950Z AUTO 00000KT 10SM CLR 01/M06 A3014 RMK AO1 |
| 01:30 PST |  Clear | 1°C / 34°F | -6°C / 21°F | 60% | 1020 mb (30.12 in) | Calm | - | 10SM |
| | KAUN 230930Z AUTO 00000KT 10SM CLR 01/M06 A3013 RMK AO1 |
| 01:10 PST |  Clear | 1°C / 34°F | -6°C / 21°F | 60% | 1020 mb (30.12 in) | Calm | - | 10SM |
| | KAUN 230910Z AUTO 00000KT 10SM CLR 01/M06 A3013 RMK AO1 |
| 00:50 PST |  Clear | 3°C / 37°F | -6°C / 21°F | 52% | 1020 mb (30.12 in) | Calm | - | 10SM |
| | KAUN 230850Z AUTO 00000KT 10SM CLR 03/M06 A3013 RMK AO1 |
| 00:30 PST |  Clear | 2°C / 36°F | -6°C / 21°F | 56% | 1020 mb (30.12 in) | NE 6 kph (NE 3.5 mph) | - | 10SM |
| | KAUN 230830Z AUTO 05003KT 10SM CLR 02/M06 A3013 RMK AO1 |
| 00:10 PST |  Clear | 1°C / 34°F | -5°C / 23°F | 65% | 1020 mb (30.12 in) | Calm | - | 10SM |
| | KAUN 230810Z AUTO 00000KT 10SM CLR 01/M05 A3013 RMK AO1 |