| 14:53 PST |  Clear | 2°C / 36°F | -13°C / 9°F | 32% | 1019 mb (30.09 in) | Calm | - | 10SM |
| | KMFR 092253Z 00000KT 10SM CLR 02/M13 A3010 RMK AO2 SLP208 T00171128 |
| 13:53 PST |  Clear | 1°C / 34°F | -12°C / 10°F | 38% | 1020 mb (30.12 in) | Calm | - | 10SM |
| | KMFR 092153Z 00000KT 10SM CLR 01/M12 A3013 RMK AO2 SLP217 T00111122 |
| 12:53 PST |  Clear | -1°C / 30°F | -12°C / 10°F | 43% | 1021 mb (30.15 in) | Calm | - | 10SM |
| | KMFR 092053Z 00000KT 10SM CLR M01/M12 A3015 RMK AO2 SLP226 T10061117 58027 |
| 11:53 PST |  Clear | -3°C / 27°F | -12°C / 10°F | 50% | 1022 mb (30.18 in) | Calm | - | 10SM |
| | KMFR 091953Z 00000KT 10SM CLR M03/M12 A3019 RMK AO2 SLP238 T10281117 $ |
| 10:53 PST |  Clear | -5°C / 23°F | -11°C / 12°F | 63% | 1023 mb (30.21 in) | Calm | - | 10SM |
| | KMFR 091853Z 00000KT 10SM CLR M05/M11 A3021 RMK AO2 SLP248 T10501111 |
| 09:53 PST |  Clear | -7°C / 19°F | -12°C / 10°F | 68% | 1024 mb (30.24 in) | Calm | - | 10SM |
| | KMFR 091753Z 00000KT 10SM CLR M07/M12 A3023 RMK AO2 SLP257 T10721117 11072 21117 51007 |
| 08:53 PST |  Clear | -9°C / 16°F | -12°C / 10°F | 79% | 1024 mb (30.24 in) | NNE 6 kph (NNE 3.5 mph) | - | 10SM |
| | KMFR 091653Z 02003KT 10SM CLR M09/M12 A3023 RMK AO2 SLP258 T10941122 |
| 07:53 PST |  Clear Hazy | -11°C / 12°F | -13°C / 9°F | 85% | 1023 mb (30.21 in) | Calm | - | 6SM |
| | KMFR 091553Z 00000KT 6SM HZ CLR M11/M13 A3022 RMK AO2 SLP255 T11061133 |
| 06:53 PST |  Clear | -12°C / 10°F | -14°C / 7°F | 85% | 1023 mb (30.21 in) | Calm | - | 9SM |
| | KMFR 091453Z 00000KT 9SM CLR M12/M14 A3021 RMK AO2 SLP251 T11171139 53006 |
| 05:53 PST |  Clear | -11°C / 12°F | -13°C / 9°F | 85% | 1023 mb (30.21 in) | SE 7 kph (SE 4.6 mph) | - | 9SM |
| | KMFR 091353Z 12004KT 9SM CLR M11/M13 A3020 RMK AO2 SLP245 T11061133 |
| 04:53 PST |  Clear | -10°C / 14°F | -13°C / 9°F | 79% | 1022 mb (30.18 in) | Calm | - | 7SM |
| | KMFR 091253Z AUTO 00000KT 7SM CLR M10/M13 A3019 RMK AO2 SLP240 T11001128 |
| 03:53 PST |  Clear | -10°C / 14°F | -12°C / 10°F | 85% | 1022 mb (30.18 in) | Calm | - | 8SM |
| | KMFR 091153Z AUTO 00000KT 8SM CLR M10/M12 A3019 RMK AO2 SLP240 T11001122 11061 21111 58004 |
| 02:53 PST |  Clear | -9°C / 16°F | -12°C / 10°F | 79% | 1023 mb (30.21 in) | Calm | - | 9SM |
| | KMFR 091053Z AUTO 00000KT 9SM CLR M09/M12 A3021 RMK AO2 SLP245 T10941122 |
| 01:53 PST |  Clear | -9°C / 16°F | -12°C / 10°F | 79% | 1023 mb (30.21 in) | Calm | - | 7SM |
| | KMFR 090953Z AUTO 00000KT 7SM CLR M09/M12 A3021 RMK AO2 SLP246 T10891117 |
| 00:53 PST |  Clear | -8°C / 18°F | -12°C / 10°F | 73% | 1023 mb (30.21 in) | Calm | - | 7SM |
| | KMFR 090853Z AUTO 00000KT 7SM CLR M08/M12 A3021 RMK AO2 SLP245 T10781117 51019 |