| 18:53 PST |  Overcast | 1°C / 34°F | -6°C / 21°F | 60% | 1023 mb (30.21 in) | ENE 24 kph (ENE 15 mph) | 0.00 mm (0.00 in) | 9SM |
| | KYKM 060253Z 06013G22KT 9SM FEW030 BKN075 OVC100 01/M06 A3021 RMK AO2 SNB0157E48 SLP242 P0000 60000 T00061056 56008 |
| 17:53 PST |  Overcast | 2°C / 36°F | -6°C / 21°F | 56% | 1023 mb (30.21 in) | NE 20 kph (NE 12.7 mph) | - | 10SM |
| | KYKM 060153Z 03011G17KT 10SM BKN039 OVC047 02/M06 A3021 RMK AO2 SLP241 T00221061 $ |
| 16:53 PST |  Overcast | 3°C / 37°F | -7°C / 19°F | 48% | 1023 mb (30.21 in) | NE 6 kph (NE 3.5 mph) | - | 10SM |
| | KYKM 060053Z 04003KT 10SM BKN048 OVC060 03/M07 A3022 RMK AO2 SLP245 VCSH T00281067 |
| 15:53 PST |  Mostly Cloudy | 3°C / 37°F | -7°C / 19°F | 48% | 1024 mb (30.24 in) | E 9 kph (E 5.8 mph) | - | 10SM |
| | KYKM 052353Z 09005KT 10SM BKN065 03/M07 A3023 RMK AO2 SLP249 T00281067 10050 20006 56011 |
| 14:53 PST |  Mostly Cloudy | 4°C / 39°F | -8°C / 18°F | 42% | 1024 mb (30.24 in) | ENE 13 kph (ENE 8.1 mph) | - | 10SM |
| | KYKM 052253Z 06007KT 10SM BKN070 04/M08 A3023 RMK AO2 SLP250 T00391078 |
| 13:53 PST |  Mostly Cloudy | 5°C / 41°F | -8°C / 18°F | 39% | 1024 mb (30.24 in) | ENE 17 kph (ENE 10.4 mph) | - | 10SM |
| | KYKM 052153Z 06009KT 10SM SCT060 BKN080 05/M08 A3024 RMK AO2 SLP253 T00501083 |
| 12:53 PST |  Partly Cloudy | 5°C / 41°F | -8°C / 18°F | 39% | 1025 mb (30.27 in) | Calm | - | 10SM |
| | KYKM 052053Z 00000KT 10SM SCT095 05/M08 A3026 RMK AO2 SLP260 T00501078 58020 |
| 11:53 PST |  Partly Cloudy | 3°C / 37°F | -6°C / 21°F | 52% | 1026 mb (30.3 in) | Calm | - | 10SM |
| | KYKM 051953Z 00000KT 10SM SCT090 03/M06 A3029 RMK AO2 SLP270 T00331061 |
| 10:53 PST |  Partly Cloudy | 2°C / 36°F | -5°C / 23°F | 60% | 1026 mb (30.3 in) | SSW 7 kph (SSW 4.6 mph) | - | 10SM |
| | KYKM 051853Z 26004KT 10SM SCT090 02/M05 A3031 RMK AO2 SLP278 T00221050 |
| 09:53 PST |  Mostly Cloudy | 1°C / 34°F | -4°C / 25°F | 70% | 1027 mb (30.33 in) | W 11 kph (W 6.9 mph) | - | 10SM |
| | KYKM 051753Z 27006KT 10SM BKN090 01/M04 A3032 RMK AO2 SLP283 T00061039 10006 21044 51006 |
| 08:53 PST |  Overcast | -2°C / 28°F | -5°C / 23°F | 80% | 1027 mb (30.33 in) | SSW 7 kph (SSW 4.6 mph) | - | 8SM |
| | KYKM 051653Z 26004KT 8SM OVC070 M02/M05 A3032 RMK AO2 SLP284 T10171050 |
| 07:53 PST |  Mostly Cloudy | -2°C / 28°F | -5°C / 23°F | 80% | 1026 mb (30.3 in) | WNW 11 kph (WNW 6.9 mph) | - | 7SM |
| | KYKM 051553Z 29006KT 7SM BKN065 M02/M05 A3031 RMK AO2 SLP278 T10221050 |
| 06:53 PST |  Overcast | -4°C / 25°F | -6°C / 21°F | 86% | 1026 mb (30.3 in) | Calm | - | 7SM |
| | KYKM 051453Z 00000KT 7SM OVC065 M04/M06 A3030 RMK AO2 SLP277 T10391056 53002 |
| 05:53 PST |  Overcast Fog And Mist | -4°C / 25°F | -6°C / 21°F | 86% | 1026 mb (30.3 in) | Calm | - | 6SM |
| | KYKM 051353Z 00000KT 6SM BR OVC065 M04/M06 A3030 RMK AO2 SLP277 T10391056 |
| 04:53 PST |  Overcast | -4°C / 25°F | -6°C / 21°F | 86% | 1026 mb (30.3 in) | WNW 11 kph (WNW 6.9 mph) | - | 7SM |
| | KYKM 051253Z AUTO 29006KT 7SM OVC065 M04/M06 A3029 RMK AO2 SLP274 T10391056 |
| 03:53 PST |  Overcast Fog And Mist | -4°C / 25°F | -6°C / 21°F | 86% | 1026 mb (30.3 in) | Calm | - | 6SM |
| | KYKM 051153Z AUTO 00000KT 6SM BR OVC070 M04/M06 A3030 RMK AO2 SLP275 T10441061 11044 21061 51014 |
| 02:53 PST |  Overcast Fog And Mist | -5°C / 23°F | -6°C / 21°F | 93% | 1026 mb (30.3 in) | Calm | - | 6SM |
| | KYKM 051053Z AUTO 00000KT 6SM BR OVC075 M05/M06 A3029 RMK AO2 SLP273 T10501061 |
| 01:53 PST |  Overcast Fog And Mist | -6°C / 21°F | -7°C / 19°F | 93% | 1025 mb (30.27 in) | Calm | - | 6SM |
| | KYKM 050953Z AUTO 00000KT 6SM BR OVC075 M06/M07 A3027 RMK AO2 SLP268 T10561067 |
| 00:53 PST |  Overcast Fog And Mist | -6°C / 21°F | -7°C / 19°F | 93% | 1025 mb (30.27 in) | Calm | - | 6SM |
| | KYKM 050853Z AUTO 00000KT 6SM BR OVC080 M06/M07 A3026 RMK AO2 SLP261 T10561067 51012 |