| 09:54 PST |  Overcast | 3°C / 37°F | 2°C / 36°F | 93% | 1020 mb (30.12 in) | SW 7 kph (SW 4.6 mph) | - | 10SM |
| | KEUG 221754Z 21004KT 10SM FEW020 OVC055 03/02 A3013 RMK AO2 SLP207 60002 T00330022 10033 20011 51028 |
| 08:54 PST |  Mostly Cloudy | 3°C / 37°F | 2°C / 36°F | 93% | 1020 mb (30.12 in) | SW 7 kph (SW 4.6 mph) | - | 10SM |
| | KEUG 221654Z 23004KT 10SM BKN037 BKN060 03/02 A3011 RMK AO2 SLP200 T00280017 |
| 07:54 PST |  Mostly Cloudy | 2°C / 36°F | 1°C / 34°F | 93% | 1019 mb (30.09 in) | SSW 11 kph (SSW 6.9 mph) | - | 10SM |
| | KEUG 221554Z 24006KT 10SM FEW028 SCT045 BKN060 02/01 A3008 RMK AO2 SLP187 T00220011 |
| 06:54 PST |  Mostly Cloudy | 2°C / 36°F | 1°C / 34°F | 93% | 1018 mb (30.06 in) | SW 9 kph (SW 5.8 mph) | 0.00 mm (0.00 in) | 10SM |
| | KEUG 221454Z 23005KT 10SM SCT045 BKN075 02/01 A3005 RMK AO2 RAE00 SLP179 P0000 60002 T00220011 53018 |
| 05:54 PST |  Overcast Light Rain | 3°C / 37°F | 1°C / 34°F | 87% | 1017 mb (30.03 in) | SW 13 kph (SW 8.1 mph) | 0.00 mm (0.00 in) | 10SM |
| | KEUG 221354Z 23007KT 10SM -RA FEW023 BKN045 OVC070 03/01 A3002 RMK AO2 SLP168 P0000 T00280011 |
| 04:54 PST |  Overcast | 3°C / 37°F | 1°C / 34°F | 87% | 1016 mb (30 in) | SW 11 kph (SW 6.9 mph) | 0.51 mm (0.02 in) | 10SM |
| | KEUG 221254Z 21006KT 10SM SCT016 BKN039 OVC065 03/01 A3000 RMK AO2 RAB13E51 SLP163 P0002 T00280011 |
| 03:54 PST |  Overcast | 3°C / 37°F | 1°C / 34°F | 87% | 1016 mb (30 in) | SSE 17 kph (SSE 10.4 mph) | 0.00 mm (0.00 in) | 10SM |
| | KEUG 221154Z 20009KT 10SM FEW040 BKN060 OVC110 03/01 A3000 RMK AO2 RAE13 SLP161 P0000 60002 70027 T00280011 10033 20022 50001 |
| 02:54 PST |  Overcast Light Rain | 3°C / 37°F | 2°C / 36°F | 93% | 1016 mb (30 in) | SW 15 kph (SW 9.2 mph) | 0.00 mm (0.00 in) | 10SM |
| | KEUG 221054Z 22008KT 10SM -RA FEW045 OVC060 03/02 A3001 RMK AO2 RAE0956B26 SLP166 P0000 T00280017 |
| 01:54 PST |  Overcast Light Rain | 3°C / 37°F | 1°C / 34°F | 87% | 1016 mb (30 in) | SW 20 kph (SW 12.7 mph) | 0.51 mm (0.02 in) | 9SM |
| | KEUG 220954Z 21011KT 9SM -RA FEW018 BKN035 OVC060 03/01 A3000 RMK AO2 SLP162 P0002 T00330011 |
| 00:54 PST |  Overcast Light Rain | 3°C / 37°F | 2°C / 36°F | 93% | 1016 mb (30 in) | S 17 kph (S 10.4 mph) | 0.00 mm (0.00 in) | 10SM |
| | KEUG 220854Z 19009KT 10SM -RA BKN045 BKN060 OVC095 03/02 A3000 RMK AO2 RAB06E15B40 SLP160 P0000 60000 T00280017 58003 |