| 13:53 PST |  Clear | 4°C / 39°F | -3°C / 27°F | 61% | 1017 mb (30.03 in) | NW 26 kph (NW 16.1 mph) | - | 10SM |
| | KELN 222153Z AUTO 32014KT 10SM CLR 04/M03 A3003 RMK AO2 PK WND 32029/2127 SLP183 T00441033 |
| 12:53 PST |  Clear | 4°C / 39°F | -4°C / 25°F | 56% | 1016 mb (30 in) | NW 26 kph (NW 16.1 mph) | - | 10SM |
| | KELN 222053Z AUTO 32014KT 10SM CLR 04/M04 A3000 RMK AO2 PK WND 32027/1954 SLP174 T00441039 51010 |
| 11:53 PST |  Partly Cloudy | 4°C / 39°F | -3°C / 27°F | 61% | 1016 mb (30 in) | NW 30 kph (NW 18.4 mph) | - | 10SM |
| | KELN 221953Z AUTO 32016G28KT 10SM SCT060 04/M03 A3000 RMK AO2 PK WND 31028/1946 SLP172 T00391033 |
| 10:53 PST |  Overcast | 3°C / 37°F | -3°C / 27°F | 65% | 1016 mb (30 in) | NW 20 kph (NW 12.7 mph) | - | 10SM |
| | KELN 221853Z AUTO 32011KT 10SM OVC060 03/M03 A2999 RMK AO2 SLP170 T00331033 |
| 09:53 PST |  Overcast | 2°C / 36°F | -4°C / 25°F | 65% | 1015 mb (29.97 in) | NNW 26 kph (NNW 16.1 mph) | - | 10SM |
| | KELN 221753Z AUTO 33014KT 10SM OVC055 02/M04 A2997 RMK AO2 SLP163 T00221039 10022 21028 51032 |
| 08:53 PST |  Overcast | 2°C / 36°F | -4°C / 25°F | 65% | 1014 mb (29.94 in) | NNW 22 kph (NNW 13.8 mph) | - | 10SM |
| | KELN 221653Z AUTO 34012KT 10SM OVC065 02/M04 A2994 RMK AO2 SLP152 T00171039 |
| 07:53 PST |  Clear | -2°C / 28°F | -6°C / 21°F | 74% | 1013 mb (29.91 in) | Variable 11 kph (Variable 6.9 mph) | - | 10SM |
| | KELN 221553Z AUTO VRB06KT 10SM CLR M02/M06 A2991 RMK AO2 SLP143 T10171056 |
| 06:53 PST |  Clear | -2°C / 28°F | -6°C / 21°F | 74% | 1012 mb (29.88 in) | Variable 7 kph (Variable 4.6 mph) | - | 10SM |
| | KELN 221453Z AUTO VRB04KT 10SM CLR M02/M06 A2987 RMK AO2 SLP131 T10221061 $ |
| 05:53 PST |  Fair | -1°C / 30°F | -5°C / 23°F | 75% | 1010 mb (29.83 in) | NNW 13 kph (NNW 8.1 mph) | - | 10SM |
| | KELN 221353Z AUTO 33007KT 10SM M01/M05 A2984 RMK AO2 SLP119 T10061050 $ |
| 04:53 PST |  Clear | -2°C / 28°F | -6°C / 21°F | 74% | 1009 mb (29.8 in) | NW 9 kph (NW 5.8 mph) | - | 10SM |
| | KELN 221253Z AUTO 32005KT 10SM CLR M02/M06 A2981 RMK AO2 SLP107 T10221061 |
| 03:53 PST |  Clear | -2°C / 28°F | -6°C / 21°F | 74% | 1009 mb (29.8 in) | NNW 11 kph (NNW 6.9 mph) | - | 10SM |
| | KELN 221153Z AUTO 33006KT 10SM CLR M02/M06 A2979 RMK AO2 SLP103 70001 T10171056 10022 21022 51015 |
| 02:53 PST |  Clear | -2°C / 28°F | -6°C / 21°F | 74% | 1008 mb (29.77 in) | NW 9 kph (NW 5.8 mph) | - | 10SM |
| | KELN 221053Z AUTO 32005KT 10SM CLR M02/M06 A2978 RMK AO2 SLP099 T10221061 |
| 01:53 PST |  Clear | -1°C / 30°F | -5°C / 23°F | 75% | 1008 mb (29.77 in) | NNW 13 kph (NNW 8.1 mph) | - | 10SM |
| | KELN 220953Z AUTO 33007KT 10SM CLR M01/M05 A2977 RMK AO2 SLP093 T10061050 |
| 00:53 PST |  Clear | 0°C / 32°F | -5°C / 23°F | 69% | 1007 mb (29.74 in) | NW 15 kph (NW 9.2 mph) | - | 10SM |
| | KELN 220853Z AUTO 31008KT 10SM CLR 00/M05 A2975 RMK AO2 SLP086 T00001050 51010 |