| 17:50 PST |  Clear | 1°C / 34°F | -15°C / 5°F | 29% | 1023 mb (30.21 in) | Calm | - | 10SM |
| | KMMH 270150Z AUTO 00000KT 10SM CLR 01/M15 A3022 RMK AO1 |
| 17:30 PST |  Clear | 0°C / 32°F | -15°C / 5°F | 32% | 1024 mb (30.24 in) | Calm | - | 10SM |
| | KMMH 270130Z AUTO 00000KT 10SM CLR 00/M15 A3023 RMK AO1 |
| 17:10 PST |  Clear | 1°C / 34°F | -15°C / 5°F | 29% | 1023 mb (30.21 in) | NE 6 kph (NE 3.5 mph) | - | 10SM |
| | KMMH 270110Z AUTO 03003KT 10SM CLR 01/M15 A3022 RMK AO1 |
| 16:50 PST |  Clear | 4°C / 39°F | -14°C / 7°F | 26% | 1023 mb (30.21 in) | Calm | - | 10SM |
| | KMMH 270050Z AUTO 00000KT 10SM CLR 04/M14 A3021 RMK AO1 |
| 16:30 PST |  Clear | 5°C / 41°F | -13°C / 9°F | 26% | 1023 mb (30.21 in) | S 6 kph (S 3.5 mph) | - | 10SM |
| | KMMH 270030Z AUTO 19003KT 10SM CLR 05/M13 A3021 RMK AO1 |
| 16:10 PST |  Clear | 6°C / 43°F | -13°C / 9°F | 24% | 1023 mb (30.21 in) | SSE 6 kph (SSE 3.5 mph) | - | 10SM |
| | KMMH 270010Z AUTO 16003KT 10SM CLR 06/M13 A3021 RMK AO1 |
| 15:50 PST |  Clear | 8°C / 46°F | -13°C / 9°F | 21% | 1023 mb (30.21 in) | SE 7 kph (SE 4.6 mph) | - | 10SM |
| | KMMH 262350Z AUTO 13004KT 10SM CLR 08/M13 A3020 RMK AO1 |
| 15:30 PST |  Clear | 10°C / 50°F | -13°C / 9°F | 19% | 1023 mb (30.21 in) | ESE 13 kph (ESE 8.1 mph) | - | 10SM |
| | KMMH 262330Z AUTO 11007KT 10SM CLR 10/M13 A3020 RMK AO1 |
| 15:10 PST |  Clear | 11°C / 52°F | -14°C / 7°F | 16% | 1023 mb (30.21 in) | ESE 11 kph (ESE 6.9 mph) | - | 10SM |
| | KMMH 262310Z AUTO 11006KT 10SM CLR 11/M14 A3020 RMK AO1 |
| 14:50 PST |  Clear | 11°C / 52°F | -14°C / 7°F | 16% | 1023 mb (30.21 in) | ESE 7 kph (ESE 4.6 mph) | - | 10SM |
| | KMMH 262250Z AUTO 11004KT 10SM CLR 11/M14 A3020 RMK AO1 |
| 14:30 PST |  Clear | 12°C / 54°F | -15°C / 5°F | 14% | 1023 mb (30.21 in) | SE 7 kph (SE 4.6 mph) | - | 10SM |
| | KMMH 262230Z AUTO 12004KT 10SM CLR 12/M15 A3020 RMK AO1 |
| 14:10 PST |  Clear | 12°C / 54°F | -16°C / 3°F | 13% | 1023 mb (30.21 in) | SE 6 kph (SE 3.5 mph) | - | 10SM |
| | KMMH 262210Z AUTO 13003KT 10SM CLR 12/M16 A3020 RMK AO1 |
| 13:50 PST |  Clear | 12°C / 54°F | -16°C / 3°F | 13% | 1023 mb (30.21 in) | SE 9 kph (SE 5.8 mph) | - | 10SM |
| | KMMH 262150Z AUTO 12005KT 10SM CLR 12/M16 A3020 RMK AO1 |
| 13:30 PST |  Clear | 12°C / 54°F | -15°C / 5°F | 14% | 1023 mb (30.21 in) | E 11 kph (E 6.9 mph) | - | 10SM |
| | KMMH 262130Z AUTO 10006KT 10SM CLR 12/M15 A3021 RMK AO1 |
| 13:10 PST |  Clear | 11°C / 52°F | -13°C / 9°F | 17% | 1023 mb (30.21 in) | Calm | - | 10SM |
| | KMMH 262110Z AUTO 00000KT 10SM CLR 11/M13 A3022 RMK AO1 |
| 12:50 PST |  Clear | 10°C / 50°F | -13°C / 9°F | 19% | 1024 mb (30.24 in) | Calm | - | 10SM |
| | KMMH 262050Z AUTO 00000KT 10SM CLR 10/M13 A3023 RMK AO1 |
| 12:30 PST |  Clear | 10°C / 50°F | -12°C / 10°F | 20% | 1024 mb (30.24 in) | SE 11 kph (SE 6.9 mph) | - | 10SM |
| | KMMH 262030Z AUTO 14006KT 10SM CLR 10/M12 A3024 RMK AO1 |
| 12:10 PST |  Clear | 10°C / 50°F | -11°C / 12°F | 22% | 1024 mb (30.24 in) | SE 9 kph (SE 5.8 mph) | - | 10SM |
| | KMMH 262010Z AUTO 13005KT 10SM CLR 10/M11 A3024 RMK AO1 |
| 11:50 PST |  Clear | 9°C / 48°F | -9°C / 16°F | 27% | 1024 mb (30.24 in) | SE 9 kph (SE 5.8 mph) | - | 10SM |
| | KMMH 261950Z AUTO 12005KT 10SM CLR 09/M09 A3025 RMK AO1 |
| 11:30 PST |  Clear | 9°C / 48°F | -10°C / 14°F | 25% | 1025 mb (30.27 in) | SE 7 kph (SE 4.6 mph) | - | 10SM |
| | KMMH 261930Z AUTO 12004KT 10SM CLR 09/M10 A3026 RMK AO1 |
| 11:10 PST |  Clear | 7°C / 45°F | -10°C / 14°F | 29% | 1025 mb (30.27 in) | Calm | - | 10SM |
| | KMMH 261910Z AUTO 00000KT 10SM CLR 07/M10 A3027 RMK AO1 |
| 10:50 PST |  Clear | 6°C / 43°F | -9°C / 16°F | 34% | 1025 mb (30.27 in) | Calm | - | 10SM |
| | KMMH 261850Z AUTO 00000KT 10SM CLR 06/M09 A3028 RMK AO1 |
| 10:30 PST |  Clear | 4°C / 39°F | -9°C / 16°F | 39% | 1026 mb (30.3 in) | SE 7 kph (SE 4.6 mph) | - | 10SM |
| | KMMH 261830Z AUTO 14004KT 10SM CLR 04/M09 A3029 RMK AO1 |
| 10:10 PST |  Clear | 3°C / 37°F | -9°C / 16°F | 41% | 1026 mb (30.3 in) | SE 11 kph (SE 6.9 mph) | - | 10SM |
| | KMMH 261810Z AUTO 14006KT 10SM CLR 03/M09 A3030 RMK AO1 |
| 09:50 PST |  Clear | 2°C / 36°F | -9°C / 16°F | 44% | 1026 mb (30.3 in) | SE 9 kph (SE 5.8 mph) | - | 10SM |
| | KMMH 261750Z AUTO 13005KT 10SM CLR 02/M09 A3030 RMK AO1 |
| 09:30 PST |  Clear | 1°C / 34°F | -9°C / 16°F | 48% | 1026 mb (30.3 in) | Calm | - | 10SM |
| | KMMH 261730Z AUTO 00000KT 10SM CLR 01/M09 A3031 RMK AO1 |
| 09:10 PST |  Clear | -1°C / 30°F | -9°C / 16°F | 55% | 1026 mb (30.3 in) | Calm | - | 10SM |
| | KMMH 261710Z AUTO 00000KT 10SM CLR M01/M09 A3031 RMK AO1 |
| 08:50 PST |  Clear | -3°C / 27°F | -9°C / 16°F | 64% | 1026 mb (30.3 in) | SE 7 kph (SE 4.6 mph) | - | 10SM |
| | KMMH 261650Z AUTO 14004KT 10SM CLR M03/M09 A3031 RMK AO1 |
| 08:30 PST |  Clear | -3°C / 27°F | -10°C / 14°F | 59% | 1026 mb (30.3 in) | Calm | - | 10SM |
| | KMMH 261630Z AUTO 00000KT 10SM CLR M03/M10 A3031 RMK AO1 |
| 08:10 PST |  Clear | -5°C / 23°F | -10°C / 14°F | 68% | 1026 mb (30.3 in) | Calm | - | 10SM |
| | KMMH 261610Z AUTO 00000KT 10SM CLR M05/M10 A3031 RMK AO1 |
| 07:50 PST |  Clear | -8°C / 18°F | -11°C / 12°F | 79% | 1026 mb (30.3 in) | Calm | - | 10SM |
| | KMMH 261550Z AUTO 00000KT 10SM CLR M08/M11 A3031 RMK AO1 |
| 07:30 PST |  Clear | -11°C / 12°F | -13°C / 9°F | 85% | 1027 mb (30.33 in) | Calm | - | 10SM |
| | KMMH 261530Z AUTO 00000KT 10SM CLR M11/M13 A3032 RMK AO1 |
| 07:10 PST |  Clear | -11°C / 12°F | -14°C / 7°F | 79% | 1027 mb (30.33 in) | N 6 kph (N 3.5 mph) | - | 10SM |
| | KMMH 261510Z AUTO 36003KT 10SM CLR M11/M14 A3032 RMK AO1 |
| 06:50 PST |  Clear | -12°C / 10°F | -14°C / 7°F | 85% | 1027 mb (30.33 in) | Calm | - | 10SM |
| | KMMH 261450Z AUTO 00000KT 10SM CLR M12/M14 A3032 RMK AO1 |
| 06:30 PST |  Clear | -12°C / 10°F | -14°C / 7°F | 85% | 1027 mb (30.33 in) | Calm | - | 10SM |
| | KMMH 261430Z AUTO 00000KT 10SM CLR M12/M14 A3032 RMK AO1 |
| 06:10 PST |  Clear | -12°C / 10°F | -14°C / 7°F | 85% | 1026 mb (30.3 in) | Calm | - | 10SM |
| | KMMH 261410Z AUTO 00000KT 10SM CLR M12/M14 A3031 RMK AO1 |
| 05:50 PST |  Clear | -10°C / 14°F | -13°C / 9°F | 79% | 1027 mb (30.33 in) | N 6 kph (N 3.5 mph) | - | 10SM |
| | KMMH 261350Z AUTO 35003KT 10SM CLR M10/M13 A3032 RMK AO1 |
| 05:30 PST |  Clear | -11°C / 12°F | -13°C / 9°F | 85% | 1026 mb (30.3 in) | Calm | - | 10SM |
| | KMMH 261330Z AUTO 00000KT 10SM CLR M11/M13 A3031 RMK AO1 |
| 05:10 PST |  Clear | -12°C / 10°F | -14°C / 7°F | 85% | 1027 mb (30.33 in) | Calm | - | 10SM |
| | KMMH 261310Z AUTO 00000KT 10SM CLR M12/M14 A3032 RMK AO1 |
| 04:50 PST |  Clear | -12°C / 10°F | -14°C / 7°F | 85% | 1027 mb (30.33 in) | Calm | - | 10SM |
| | KMMH 261250Z AUTO 00000KT 10SM CLR M12/M14 A3032 RMK AO1 |
| 04:30 PST |  Clear | -10°C / 14°F | -13°C / 9°F | 79% | 1027 mb (30.33 in) | NW 7 kph (NW 4.6 mph) | - | 10SM |
| | KMMH 261230Z AUTO 31004KT 10SM CLR M10/M13 A3032 RMK AO1 |
| 04:10 PST |  Clear | -12°C / 10°F | -14°C / 7°F | 85% | 1027 mb (30.33 in) | Calm | - | 10SM |
| | KMMH 261210Z AUTO 00000KT 10SM CLR M12/M14 A3032 RMK AO1 |
| 03:50 PST |  Clear | -10°C / 14°F | -13°C / 9°F | 79% | 1027 mb (30.33 in) | Calm | - | 10SM |
| | KMMH 261150Z AUTO 00000KT 10SM CLR M10/M13 A3033 RMK AO1 |
| 03:30 PST |  Clear | -10°C / 14°F | -13°C / 9°F | 79% | 1027 mb (30.33 in) | NW 7 kph (NW 4.6 mph) | - | 10SM |
| | KMMH 261130Z AUTO 32004KT 10SM CLR M10/M13 A3033 RMK AO1 |
| 03:10 PST |  Clear | -8°C / 18°F | -12°C / 10°F | 73% | 1027 mb (30.33 in) | N 6 kph (N 3.5 mph) | - | 10SM |
| | KMMH 261110Z AUTO 36003KT 10SM CLR M08/M12 A3033 RMK AO1 |
| 02:50 PST |  Clear | -8°C / 18°F | -11°C / 12°F | 79% | 1027 mb (30.33 in) | Calm | - | 10SM |
| | KMMH 261050Z AUTO 00000KT 10SM CLR M08/M11 A3033 RMK AO1 |
| 02:30 PST |  Clear | -9°C / 16°F | -12°C / 10°F | 79% | 1027 mb (30.33 in) | Calm | - | 10SM |
| | KMMH 261030Z AUTO 00000KT 10SM CLR M09/M12 A3034 RMK AO1 |
| 02:10 PST |  Clear | -9°C / 16°F | -13°C / 9°F | 73% | 1027 mb (30.33 in) | Calm | - | 10SM |
| | KMMH 261010Z AUTO 00000KT 10SM CLR M09/M13 A3034 RMK AO1 |
| 01:50 PST |  Clear | -7°C / 19°F | -12°C / 10°F | 68% | 1028 mb (30.36 in) | Calm | - | 10SM |
| | KMMH 260950Z AUTO 00000KT 10SM CLR M07/M12 A3035 RMK AO1 |
| 01:30 PST |  Clear | -7°C / 19°F | -11°C / 12°F | 73% | 1028 mb (30.36 in) | Calm | - | 10SM |
| | KMMH 260930Z AUTO 00000KT 10SM CLR M07/M11 A3035 RMK AO1 |
| 01:10 PST |  Clear | -7°C / 19°F | -12°C / 10°F | 68% | 1028 mb (30.36 in) | Calm | - | 10SM |
| | KMMH 260910Z AUTO 00000KT 10SM CLR M07/M12 A3035 RMK AO1 |
| 00:50 PST |  Clear | -9°C / 16°F | -12°C / 10°F | 79% | 1028 mb (30.36 in) | N 7 kph (N 4.6 mph) | - | 10SM |
| | KMMH 260850Z AUTO 35004KT 10SM CLR M09/M12 A3035 RMK AO1 |
| 00:30 PST |  Clear | -8°C / 18°F | -12°C / 10°F | 73% | 1028 mb (30.36 in) | NNW 6 kph (NNW 3.5 mph) | - | 10SM |
| | KMMH 260830Z AUTO 34003KT 10SM CLR M08/M12 A3036 RMK AO1 |
| 00:10 PST |  Clear | -7°C / 19°F | -12°C / 10°F | 68% | 1028 mb (30.36 in) | NNW 6 kph (NNW 3.5 mph) | - | 10SM |
| | KMMH 260810Z AUTO 34003KT 10SM CLR M07/M12 A3036 RMK AO1 |