| 17:54 PST |  Overcast Light Rain | 11°C / 52°F | 8°C / 46°F | 82% | 1010 mb (29.83 in) | S 24 kph (S 15 mph) | 0.00 mm (0.00 in) | 10SM |
| | KEUG 160154Z 17013G21KT 10SM -RA BKN034 BKN046 OVC060 11/08 A2983 RMK AO2 RAB46 SLP101 P0000 T01060078 |
| 16:54 PST |  Overcast | 10°C / 50°F | 8°C / 46°F | 88% | 1010 mb (29.83 in) | S 28 kph (S 17.3 mph) | 0.51 mm (0.02 in) | 10SM |
| | KEUG 160054Z 18015KT 10SM FEW020 OVC040 10/08 A2983 RMK AO2 RAE41 SLP101 P0002 T01000083 |
| 15:54 PST |  Overcast Light Rain | 10°C / 50°F | 8°C / 46°F | 88% | 1009 mb (29.8 in) | S 17 kph (S 10.4 mph) | 1.27 mm (0.05 in) | 9SM |
| | KEUG 152354Z 19009KT 9SM -RA FEW020 OVC040 10/08 A2981 RMK AO2 SLP096 P0005 60013 T01000083 10106 20089 53007 |
| 14:54 PST |  Overcast Light Rain | 11°C / 52°F | 8°C / 46°F | 82% | 1009 mb (29.8 in) | S 26 kph (S 16.1 mph) | 0.00 mm (0.00 in) | 9SM |
| | KEUG 152254Z 19014KT 9SM -RA FEW020 OVC038 11/08 A2981 RMK AO2 SLP093 P0000 T01060083 |
| 13:54 PST |  Overcast Light Rain | 11°C / 52°F | 8°C / 46°F | 82% | 1009 mb (29.8 in) | S 24 kph (S 15 mph) | 0.51 mm (0.02 in) | 9SM |
| | KEUG 152154Z 19013KT 9SM -RA BKN044 OVC055 11/08 A2979 RMK AO2 SLP090 P0002 T01060083 |
| 12:54 PST |  Overcast Light Rain | 11°C / 52°F | 8°C / 46°F | 82% | 1009 mb (29.8 in) | S 24 kph (S 15 mph) | 0.00 mm (0.00 in) | 10SM |
| | KEUG 152054Z 19013KT 10SM -RA FEW025 OVC041 11/08 A2979 RMK AO2 SLP090 P0000 60006 T01060083 56012 |
| 11:54 PST |  Overcast Light Rain | 10°C / 50°F | 8°C / 46°F | 88% | 1009 mb (29.8 in) | S 30 kph (S 18.4 mph) | 0.25 mm (0.01 in) | 10SM |
| | KEUG 151954Z 19016G21KT 10SM -RA OVC037 10/08 A2980 RMK AO2 RAE16B37 SLP092 P0001 T01000078 |
| 10:54 PST |  Overcast Light Rain | 9°C / 48°F | 8°C / 46°F | 94% | 1010 mb (29.83 in) | SSE 13 kph (SSE 8.1 mph) | 1.27 mm (0.05 in) | 10SM |
| | KEUG 151854Z 20007KT 10SM -RA OVC041 09/08 A2982 RMK AO2 SLP098 P0005 T00940078 |
| 09:54 PST |  Overcast Rain | 9°C / 48°F | 7°C / 45°F | 87% | 1010 mb (29.83 in) | SW 13 kph (SW 8.1 mph) | 2.29 mm (0.09 in) | 7SM |
| | KEUG 151754Z 22007KT 7SM RA BKN049 OVC060 09/07 A2983 RMK AO2 SLP102 P0009 60036 T00890072 10089 20061 53009 |
| 08:54 PST |  Overcast Light Rain | 8°C / 46°F | 7°C / 45°F | 93% | 1009 mb (29.8 in) | S 15 kph (S 9.2 mph) | 2.29 mm (0.09 in) | 9SM |
| | KEUG 151654Z 17008KT 9SM -RA BKN050 OVC065 08/07 A2981 RMK AO2 SLP095 P0009 T00830072 |
| 07:54 PST |  Overcast Light Rain | 8°C / 46°F | 7°C / 45°F | 93% | 1009 mb (29.8 in) | SSE 11 kph (SSE 6.9 mph) | 2.29 mm (0.09 in) | 8SM |
| | KEUG 151554Z 15006KT 8SM -RA BKN035 OVC055 08/07 A2980 RMK AO2 SLP093 P0009 T00780067 |
| 06:54 PST |  Overcast Rain | 8°C / 46°F | 7°C / 45°F | 93% | 1009 mb (29.8 in) | S 9 kph (S 5.8 mph) | 1.02 mm (0.04 in) | 9SM |
| | KEUG 151454Z 18005KT 9SM RA OVC055 08/07 A2980 RMK AO2 SLP093 P0004 60009 T00780067 58004 |
| 05:54 PST |  Overcast Light Rain | 9°C / 48°F | 7°C / 45°F | 87% | 1009 mb (29.8 in) | S 17 kph (S 10.4 mph) | 1.02 mm (0.04 in) | 10SM |
| | KEUG 151354Z 18009KT 10SM -RA BKN050 OVC065 09/07 A2981 RMK AO2 CIG 041 RNW 34 SLP096 P0004 T00890072 |
| 04:54 PST |  Overcast Light Rain | 7°C / 45°F | 6°C / 43°F | 93% | 1009 mb (29.8 in) | SSE 9 kph (SSE 5.8 mph) | 0.25 mm (0.01 in) | 10SM |
| | KEUG 151254Z 16005KT 10SM -RA FEW040 BKN055 OVC065 07/06 A2981 RMK AO2 SLP096 P0001 T00670056 |
| 03:54 PST |  Overcast Light Rain | 6°C / 43°F | 6°C / 43°F | 100% | 1009 mb (29.8 in) | SSE 6 kph (SSE 3.5 mph) | 0.25 mm (0.01 in) | 10SM |
| | KEUG 151154Z 15003KT 10SM -RA OVC039 06/06 A2981 RMK AO2 SLP097 P0001 60014 70031 T00610056 10078 20061 58007 |
| 02:54 PST |  Overcast Light Rain | 7°C / 45°F | 6°C / 43°F | 93% | 1010 mb (29.83 in) | SW 7 kph (SW 4.6 mph) | 1.27 mm (0.05 in) | 10SM |
| | KEUG 151054Z 22004KT 10SM -RA OVC039 07/06 A2983 RMK AO2 SLP102 P0005 T00670056 |
| 01:54 PST |  Overcast Light Rain | 6°C / 43°F | 5°C / 41°F | 93% | 1010 mb (29.83 in) | SSE 7 kph (SSE 4.6 mph) | 0.51 mm (0.02 in) | 10SM |
| | KEUG 150954Z 16004KT 10SM -RA OVC041 06/05 A2983 RMK AO2 SLP102 P0002 T00610050 |
| 00:54 PST |  Overcast Light Rain | 7°C / 45°F | 6°C / 43°F | 93% | 1010 mb (29.83 in) | SSE 13 kph (SSE 8.1 mph) | 0.51 mm (0.02 in) | 10SM |
| | KEUG 150854Z 20007KT 10SM -RA OVC042 07/06 A2984 RMK AO2 SLP105 P0002 60006 T00720056 50004 |