| 06:55 PST |  Mostly Cloudy | 1°C / 34°F | -5°C / 23°F | 65% | 1018 mb (30.06 in) | NW 28 kph (NW 17.3 mph) | - | 10SM |
| | KRNO 281455Z 31015G21KT 10SM BKN035 BKN055 01/M05 A3006 RMK AO2 SLP185 MT TOPS OBSCD DSNT SW-NW T00111050 53019 |
| 05:55 PST |  Overcast | 2°C / 36°F | -4°C / 25°F | 65% | 1017 mb (30.03 in) | NW 33 kph (NW 20.7 mph) | - | 10SM |
| | KRNO 281355Z 32018G24KT 10SM OVC033 02/M04 A3004 RMK AO2 SLP177 T00171044 |
| 04:55 PST |  Overcast | 1°C / 34°F | -4°C / 25°F | 70% | 1016 mb (30 in) | NW 15 kph (NW 9.2 mph) | - | 10SM |
| | KRNO 281255Z 32008KT 10SM BKN032 OVC055 01/M04 A3001 RMK AO2 SLP168 T00111044 |
| 03:55 PST |  Overcast | 2°C / 36°F | -4°C / 25°F | 65% | 1016 mb (30 in) | W 24 kph (W 15 mph) | - | 10SM |
| | KRNO 281155Z 28013KT 10SM BKN032 OVC055 02/M04 A3000 RMK AO2 SLP159 70012 T00221039 10033 20022 53007 |
| 02:55 PST |  Overcast | 3°C / 37°F | -3°C / 27°F | 65% | 1016 mb (30 in) | NNW 35 kph (NNW 21.9 mph) | - | 10SM |
| | KRNO 281055Z 33019G25KT 10SM BKN034 OVC055 03/M03 A2999 RMK AO2 SLP150 T00281033 |
| 01:55 PST |  Overcast | 3°C / 37°F | -2°C / 28°F | 70% | 1015 mb (29.97 in) | NNW 30 kph (NNW 18.4 mph) | - | 10SM |
| | KRNO 280955Z 33016G21KT 10SM BKN032 OVC055 03/M02 A2998 RMK AO2 SLP148 T00281022 |
| 00:55 PST |  Overcast | 3°C / 37°F | -2°C / 28°F | 70% | 1015 mb (29.97 in) | NNW 22 kph (NNW 13.8 mph) | - | 10SM |
| | KRNO 280855Z 33012G23KT 10SM BKN032 OVC055 03/M02 A2997 RMK AO2 SLP142 T00281022 50005 |