| 09:45 PST |  Mostly Cloudy | 8°C / 46°F | 4°C / 39°F | 76% | 1017 mb (30.03 in) | Calm | - | 10SM |
| | KMHR 011745Z 00000KT 10SM BKN250 08/04 A3003 |
| 08:50 PST |  Mostly Cloudy | 6°C / 43°F | 4°C / 39°F | 87% | 1017 mb (30.03 in) | Calm | - | 10SM |
| | KMHR 011650Z 00000KT 10SM BKN250 06/04 A3003 |
| 07:48 PST |  Partly Cloudy | N/A | N/A | N/A | 1017 mb (30.03 in) | Calm | - | 10SM |
| | KMHR 011548Z 00000KT 10SM SCT250 A3003 |
| 06:45 PST |  Partly Cloudy Fog | 1°C / 34°F | 1°C / 34°F | 100% | 1017 mb (30.03 in) | Calm | - | 10SM |
| | KMHR 011445Z 00000KT 10SM MIFG SCT200 01/01 A3003 |
| 05:46 PST |  Partly Cloudy Fog | 0°C / 32°F | 0°C / 32°F | 100% | 1017 mb (30.03 in) | SE 6 kph (SE 3.5 mph) | - | 10SM |
| | KMHR 011346Z 12003KT 10SM MIFG SCT200 00/00 A3002 |
| 04:46 PST |  Partly Cloudy Fog | 0°C / 32°F | 0°C / 32°F | 100% | 1017 mb (30.03 in) | Calm | - | 10SM |
| | KMHR 011246Z 00000KT 10SM MIFG FEW200 00/00 A3003 |
| 03:46 PST |  Partly Cloudy | 1°C / 34°F | 1°C / 34°F | 100% | 1017 mb (30.03 in) | Calm | - | 10SM |
| | KMHR 011146Z 00000KT 10SM FEW200 01/01 A3004 |
| 02:46 PST |  Partly Cloudy | 1°C / 34°F | 1°C / 34°F | 100% | 1017 mb (30.03 in) | E 6 kph (E 3.5 mph) | - | 10SM |
| | KMHR 011046Z 09003KT 10SM FEW200 01/01 A3004 |
| 01:46 PST |  Partly Cloudy | 2°C / 36°F | 1°C / 34°F | 93% | 1018 mb (30.06 in) | Calm | - | 5 BRSM |
| | KMHR 010946Z 00000KT 5 BRSM FEW200 02/01 A3005 |
| 00:46 PST |  Partly Cloudy | 2°C / 36°F | 2°C / 36°F | 100% | 1018 mb (30.06 in) | Calm | - | 7SM |
| | KMHR 010846Z 00000KT 7SM BCFGFT FEW200 02/02 A3006 |