| 11:53 PST |  Clear | 6°C / 43°F | -11°C / 12°F | 29% | 1015 mb (29.97 in) | SSE 13 kph (SSE 8.1 mph) | - | 10SM |
| | KTVL 261953Z AUTO 20007G17KT 10SM CLR 06/M11 A2998 RMK AO2 SLP155 T00611106 |
| 10:53 PST |  Clear | 0°C / 32°F | -8°C / 18°F | 55% | 1016 mb (30 in) | NE 9 kph (NE 5.8 mph) | - | 10SM |
| | KTVL 261853Z AUTO 04005KT 10SM CLR 00/M08 A2999 RMK AO2 SLP176 T00001078 |
| 09:53 PST |  Clear | -6°C / 21°F | -10°C / 14°F | 74% | 1016 mb (30 in) | Calm | - | 10SM |
| | KTVL 261753Z AUTO 00000KT 10SM CLR M06/M10 A3000 RMK AO2 SLP189 T10561100 11056 21128 50002 |
| 08:53 PST |  Clear | -10°C / 14°F | -13°C / 9°F | 79% | 1016 mb (30 in) | S 6 kph (S 3.5 mph) | - | 10SM |
| | KTVL 261653Z AUTO 19003KT 10SM CLR M10/M13 A3000 RMK AO2 SLP201 T11001128 |
| 07:53 PST |  Clear | -12°C / 10°F | -14°C / 7°F | 85% | 1016 mb (30 in) | SSE 6 kph (SSE 3.5 mph) | - | 10SM |
| | KTVL 261553Z AUTO 20003KT 10SM CLR M12/M14 A2999 RMK AO2 SLP197 T11171139 |
| 06:53 PST |  Clear | -12°C / 10°F | -14°C / 7°F | 85% | 1016 mb (30 in) | SW 6 kph (SW 3.5 mph) | - | 10SM |
| | KTVL 261453Z AUTO 21003KT 10SM CLR M12/M14 A2999 RMK AO2 SLP200 T11221144 55003 |
| 05:53 PST |  Clear | -11°C / 12°F | -14°C / 7°F | 79% | 1015 mb (29.97 in) | S 7 kph (S 4.6 mph) | - | 10SM |
| | KTVL 261353Z AUTO 19004KT 10SM CLR M11/M14 A2998 RMK AO2 SLP187 T11111139 |
| 04:53 PST |  Clear | -12°C / 10°F | -14°C / 7°F | 85% | 1015 mb (29.97 in) | S 6 kph (S 3.5 mph) | - | 10SM |
| | KTVL 261253Z AUTO 19003KT 10SM CLR M12/M14 A2998 RMK AO2 SLP185 T11171144 |
| 03:53 PST |  Clear | -11°C / 12°F | -14°C / 7°F | 79% | 1016 mb (30 in) | SSE 6 kph (SSE 3.5 mph) | - | 10SM |
| | KTVL 261153Z AUTO 20003KT 10SM CLR M11/M14 A3000 RMK AO2 SLP178 T11061139 11072 21117 58009 |
| 02:53 PST |  Clear | -11°C / 12°F | -13°C / 9°F | 85% | 1017 mb (30.03 in) | Calm | - | 9SM |
| | KTVL 261053Z AUTO 00000KT 9SM CLR M11/M13 A3002 RMK AO2 SLP172 T11061133 |
| 01:53 PST |  Clear | -10°C / 14°F | -13°C / 9°F | 79% | 1017 mb (30.03 in) | Calm | - | 9SM |
| | KTVL 260953Z AUTO 00000KT 9SM CLR M10/M13 A3003 RMK AO2 SLP172 T11001128 |
| 00:53 PST |  Clear | -9°C / 16°F | -12°C / 10°F | 79% | 1017 mb (30.03 in) | Calm | - | 10SM |
| | KTVL 260853Z AUTO 00000KT 10SM CLR M09/M12 A3003 RMK AO2 SLP178 T10891117 58009 |