| 08:53 PST |  Overcast Light Freezing Rain | -1°C / 30°F | -2°C / 28°F | 93% | 1017 mb (30.03 in) | Calm | 1.52 mm (0.06 in) | 2 1/2SM |
| | KDLS 151653Z AUTO 00000KT 2 1/2SM -FZRA BR OVC019 M01/M02 A3002 RMK AO2 SLP169 P0006 T10061022 |
| 08:15 PST |  Overcast Light Freezing Rain | -1°C / 30°F | -2°C / 28°F | 93% | 1016 mb (30 in) | Calm | 0.25 mm (0.01 in) | 2 1/2SM |
| | KDLS 151615Z AUTO 00000KT 2 1/2SM -FZRA BR BKN021 BKN028 OVC049 M01/M02 A3001 RMK AO2 P0001 |
| 07:53 PST |  Overcast Light Freezing Rain | -1°C / 30°F | -3°C / 27°F | 86% | 1016 mb (30 in) | Calm | 1.02 mm (0.04 in) | 4SM |
| | KDLS 151553Z AUTO 00000KT 4SM -FZRA BR SCT025 BKN040 OVC049 M01/M03 A3001 RMK AO2 UPE27FZRAB27 SLP164 P0004 T10061028 |
| 07:33 PST |  Overcast Light Freezing Rain | -1°C / 30°F | -2°C / 28°F | 93% | 1016 mb (30 in) | Calm | 0.51 mm (0.02 in) | 4SM |
| | KDLS 151533Z AUTO 00000KT 4SM -FZRA BR FEW012 BKN025 OVC042 M01/M02 A3001 RMK AO2 UPE27FZRAB27 P0002 |
| 07:01 PST |  Overcast Unknown Precip | -1°C / 30°F | -3°C / 27°F | 86% | 1016 mb (30 in) | Calm | 0.00 mm (0.00 in) | 5SM |
| | KDLS 151501Z AUTO 00000KT 5SM UP BR BKN027 BKN044 OVC060 M01/M03 A3000 RMK AO2 P0000 |
| 06:53 PST |  Overcast Unknown Precip | -1°C / 30°F | -2°C / 28°F | 93% | 1016 mb (30 in) | Calm | 0.51 mm (0.02 in) | 4SM |
| | KDLS 151453Z AUTO 00000KT 4SM UP BR FEW012 BKN045 OVC060 M01/M02 A3000 RMK AO2 SLP161 P0002 60005 T10061022 53002 |
| 06:00 PST |  Overcast Unknown Precip | -1°C / 30°F | -3°C / 27°F | 86% | 1016 mb (30 in) | Calm | 0.00 mm (0.00 in) | 5SM |
| | KDLS 151400Z AUTO 00000KT 5SM UP BR SCT012 BKN042 OVC050 M01/M03 A3000 RMK AO2 P0000 |
| 05:53 PST |  Overcast Unknown Precip | -1°C / 30°F | -3°C / 27°F | 86% | 1016 mb (30 in) | Calm | 0.51 mm (0.02 in) | 5SM |
| | KDLS 151353Z AUTO 00000KT 5SM UP BR BKN012 BKN029 OVC050 M01/M03 A3000 RMK AO2 UPB1256 SLP161 P0002 T10061028 |
| 04:53 PST |  Overcast Fog And Mist | -1°C / 30°F | -3°C / 27°F | 86% | 1016 mb (30 in) | Calm | 0.25 mm (0.01 in) | 6SM |
| | KDLS 151253Z AUTO 00000KT 6SM BR OVC012 M01/M03 A2999 RMK AO2 UPE1156B42E51FZRAB1156E30 SLP159 P0001 T10111028 |
| 04:36 PST |  Overcast Fog And Mist | -1°C / 30°F | -3°C / 27°F | 86% | 1016 mb (30 in) | Calm | 0.25 mm (0.01 in) | 6SM |
| | KDLS 151236Z AUTO 00000KT 6SM BR OVC012 M01/M03 A2999 RMK AO2 UPE1156FZRAB1156E30 P0001 |
| 04:18 PST |  Overcast Light Freezing Rain | -1°C / 30°F | -3°C / 27°F | 86% | 1016 mb (30 in) | Calm | 0.25 mm (0.01 in) | 7SM |
| | KDLS 151218Z AUTO 00000KT 7SM -FZRA BKN010 OVC015 M01/M03 A2999 RMK AO2 UPE1156FZRAB1156 CIG 008V013 P0001 |
| 04:02 PST |  Overcast Light Freezing Rain | -1°C / 30°F | -3°C / 27°F | 86% | 1016 mb (30 in) | Calm | 0.00 mm (0.00 in) | 5SM |
| | KDLS 151202Z AUTO 00000KT 5SM -FZRA BR OVC008 M01/M03 A2999 RMK AO2 UPE1156FZRAB1156 CIG 008V011 P0000 |
| 03:53 PST |  Overcast Unknown Precip | -1°C / 30°F | -3°C / 27°F | 86% | 1016 mb (30 in) | Calm | 0.25 mm (0.01 in) | 6SM |
| | KDLS 151153Z AUTO 00000KT 6SM UP BR OVC008 M01/M03 A2999 RMK AO2 UPB1056E31B52 SLP160 P0001 60030 70033 T10111033 11011 21017 58001 |
| 03:44 PST |  Overcast Fog And Mist | -1°C / 30°F | -3°C / 27°F | 86% | 1016 mb (30 in) | Calm | 0.25 mm (0.01 in) | 6SM |
| | KDLS 151144Z AUTO 00000KT 6SM BR BKN008 OVC013 M01/M03 A2999 RMK AO2 UPB1056E31 P0001 |
| 03:24 PST |  Overcast Unknown Precip | -1°C / 30°F | -3°C / 27°F | 86% | 1016 mb (30 in) | Calm | 0.25 mm (0.01 in) | 7SM |
| | KDLS 151124Z AUTO 00000KT 7SM UP BKN011 BKN027 OVC033 M01/M03 A2999 RMK AO2 UPB1056 P0001 |
| 02:53 PST |  Overcast Fog And Mist | -2°C / 28°F | -3°C / 27°F | 93% | 1016 mb (30 in) | Calm | 0.25 mm (0.01 in) | 5SM |
| | KDLS 151053Z AUTO 00000KT 5SM BR FEW026 SCT033 OVC060 M02/M03 A2999 RMK AO2 UPB08E37SNE08 SLP159 P0001 T10171028 |
| 02:11 PST |  Overcast Unknown Precip | -1°C / 30°F | -3°C / 27°F | 86% | 1016 mb (30 in) | Calm | 0.25 mm (0.01 in) | 3SM |
| | KDLS 151011Z AUTO 00000KT 3SM UP BR SCT037 OVC055 M01/M03 A3000 RMK AO2 UPB08SNE08 P0001 |
| 01:53 PST |  Overcast Light Snow | -2°C / 28°F | -3°C / 27°F | 93% | 1016 mb (30 in) | Calm | 1.27 mm (0.05 in) | 2 1/2SM |
| | KDLS 150953Z AUTO 00000KT 2 1/2SM -SN BR SCT023 BKN035 OVC060 M02/M03 A3000 RMK AO2 SLP162 P0005 T10171028 |
| 01:46 PST |  Overcast Light Snow | -2°C / 28°F | -3°C / 27°F | 93% | 1016 mb (30 in) | Calm | 1.27 mm (0.05 in) | 2 1/2SM |
| | KDLS 150946Z AUTO 00000KT 2 1/2SM -SN BR SCT017 BKN027 OVC050 M02/M03 A3000 RMK AO2 P0005 |
| 00:59 PST |  Overcast Light Snow | -2°C / 28°F | -3°C / 27°F | 93% | 1016 mb (30 in) | Calm | 0.25 mm (0.01 in) | 1 1/4SM |
| | KDLS 150859Z AUTO 00000KT 1 1/4SM -SN BR SCT007 SCT014 OVC027 M02/M03 A3000 RMK AO2 P0001 |
| 00:53 PST |  Overcast Light Snow | -2°C / 28°F | -3°C / 27°F | 93% | 1016 mb (30 in) | Calm | 2.03 mm (0.08 in) | 1 1/4SM |
| | KDLS 150853Z AUTO 00000KT 1 1/4SM -SN BR BKN007 BKN014 OVC027 M02/M03 A3000 RMK AO2 SLP160 P0008 60023 T10171033 58005 |
| 00:44 PST |  Overcast Light Snow | -2°C / 28°F | -3°C / 27°F | 93% | 1016 mb (30 in) | Calm | 2.03 mm (0.08 in) | 1SM |
| | KDLS 150844Z AUTO 00000KT 1SM -SN BR BKN005 BKN009 OVC014 M02/M03 A2999 RMK AO2 P0008 |
| 00:00 PST |  Overcast Light Snow | -2°C / 28°F | -3°C / 27°F | 93% | 1016 mb (30 in) | Calm | 0.25 mm (0.01 in) | 3/4SM |
| | KDLS 150800Z AUTO 00000KT 3/4SM -SN BR BKN006 OVC010 M02/M03 A3000 RMK AO2 P0001 |