| 19:53 PST |  Clear | 12°C / 54°F | -3°C / 27°F | 35% | 1019 mb (30.09 in) | N 20 kph (N 12.7 mph) | - | 10SM |
| | KRDD 280353Z 36011G17KT 10SM CLR 12/M03 A3008 RMK AO2 SLP187 T01221028 |
| 18:53 PST |  Clear | 12°C / 54°F | -3°C / 27°F | 35% | 1018 mb (30.06 in) | NNW 15 kph (NNW 9.2 mph) | - | 10SM |
| | KRDD 280253Z 34008KT 10SM CLR 12/M03 A3006 RMK AO2 SLP179 T01221028 51016 |
| 17:53 PST |  Clear | 12°C / 54°F | -2°C / 28°F | 38% | 1018 mb (30.06 in) | N 13 kph (N 8.1 mph) | - | 10SM |
| | KRDD 280153Z 36007KT 10SM CLR 12/M02 A3005 RMK AO2 SLP175 T01221017 |
| 16:53 PST |  Partly Cloudy | 13°C / 55°F | -1°C / 30°F | 38% | 1017 mb (30.03 in) | N 15 kph (N 9.2 mph) | - | 10SM |
| | KRDD 280053Z 35008KT 10SM FEW085 13/M01 A3003 RMK AO2 SLP168 T01331011 |
| 15:53 PST |  Partly Cloudy | 15°C / 59°F | 2°C / 36°F | 42% | 1016 mb (30 in) | N 20 kph (N 12.7 mph) | - | 10SM |
| | KRDD 272353Z 01011G17KT 10SM FEW085 15/02 A3001 RMK AO2 SLP162 60000 T01500017 10156 20117 53005 |
| 14:53 PST |  Clear | 15°C / 59°F | 2°C / 36°F | 42% | 1016 mb (30 in) | N 26 kph (N 16.1 mph) | - | 10SM |
| | KRDD 272253Z 35014G20KT 10SM CLR 15/02 A3000 RMK AO2 SLP158 T01500017 |
| 13:53 PST |  Partly Cloudy | 14°C / 57°F | 7°C / 45°F | 63% | 1016 mb (30 in) | N 6 kph (N 3.5 mph) | - | 10SM |
| | KRDD 272153Z 35003KT 10SM SCT075 14/07 A3000 RMK AO2 SLP159 T01440067 |
| 12:53 PST |  Overcast | 14°C / 57°F | 6°C / 43°F | 59% | 1016 mb (30 in) | N 7 kph (N 4.6 mph) | - | 10SM |
| | KRDD 272053Z 36004KT 10SM FEW070 OVC095 14/06 A3000 RMK AO2 SLP158 60000 T01390061 58007 |
| 11:53 PST |  Mostly Cloudy | 13°C / 55°F | 9°C / 48°F | 77% | 1016 mb (30 in) | N 6 kph (N 3.5 mph) | 0.00 mm (0.00 in) | 9SM |
| | KRDD 271953Z 35003KT 9SM FEW015 BKN070 13/09 A3001 RMK AO2 RAE1858 SLP161 P0000 T01280089 |
| 10:53 PST |  Mostly Cloudy Light Rain | 12°C / 54°F | 9°C / 48°F | 82% | 1017 mb (30.03 in) | Calm | 0.00 mm (0.00 in) | 4SM |
| | KRDD 271853Z 00000KT 4SM -RA SCT016 BKN035 BKN060 12/09 A3002 RMK AO2 RAB42 SLP165 P0000 T01170089 |
| 09:53 PST |  Partly Cloudy Fog And Mist | 12°C / 54°F | 9°C / 48°F | 82% | 1017 mb (30.03 in) | Calm | - | 6SM |
| | KRDD 271753Z 00000KT 6SM BR SCT060 12/09 A3002 RMK AO2 SLP165 60004 T01170094 10117 20083 51018 |
| 09:31 PST |  Partly Cloudy Fog And Mist | 11°C / 52°F | 9°C / 48°F | 88% | 1017 mb (30.03 in) | Calm | - | 5SM |
| | KRDD 271731Z 00000KT 5SM BR SCT003 11/09 A3002 RMK AO2 |
| 08:53 PST |  Partly Cloudy | 9°C / 48°F | 9°C / 48°F | 100% | 1016 mb (30 in) | Calm | - | 10SM |
| | KRDD 271653Z 00000KT 10SM FEW060 SCT070 SCT080 09/09 A3001 RMK AO2 SLP161 T00940089 |
| 07:53 PST |  Overcast Fog And Mist | 9°C / 48°F | 8°C / 46°F | 94% | 1016 mb (30 in) | Calm | - | 5SM |
| | KRDD 271553Z 00000KT 5SM BR BKN037 OVC047 09/08 A3000 RMK AO2 SLP157 T00940083 |
| 07:11 PST |  Mostly Cloudy | 9°C / 48°F | 8°C / 46°F | 94% | 1015 mb (29.97 in) | NW 6 kph (NW 3.5 mph) | - | 7SM |
| | KRDD 271511Z 30003KT 7SM FEW026 BKN034 09/08 A2998 RMK AO2 |
| 06:53 PST |  Overcast | 9°C / 48°F | 8°C / 46°F | 94% | 1015 mb (29.97 in) | Calm | - | 10SM |
| | KRDD 271453Z 00000KT 10SM BKN026 OVC034 09/08 A2997 RMK AO2 SLP147 60004 T00940083 55000 |
| 05:53 PST |  Overcast | 9°C / 48°F | 8°C / 46°F | 94% | 1015 mb (29.97 in) | Variable 6 kph (Variable 3.5 mph) | - | 10SM |
| | KRDD 271353Z AUTO VRB03KT 10SM FEW017 BKN024 OVC047 09/08 A2997 RMK AO2 SLP147 T00890078 |
| 05:42 PST |  Overcast | 9°C / 48°F | 8°C / 46°F | 94% | 1015 mb (29.97 in) | NW 7 kph (NW 4.6 mph) | - | 10SM |
| | KRDD 271342Z AUTO 31004KT 10SM FEW006 BKN026 OVC045 09/08 A2997 RMK AO2 |
| 05:16 PST |  Overcast | 8°C / 46°F | 8°C / 46°F | 100% | 1015 mb (29.97 in) | NNW 7 kph (NNW 4.6 mph) | - | 10SM |
| | KRDD 271316Z AUTO 34004KT 10SM FEW006 OVC045 08/08 A2996 RMK AO2 |
| 04:53 PST |  Overcast | 8°C / 46°F | 8°C / 46°F | 100% | 1015 mb (29.97 in) | Calm | 1.02 mm (0.04 in) | 10SM |
| | KRDD 271253Z AUTO 00000KT 10SM SCT045 BKN075 OVC100 08/08 A2996 RMK AO2 RAE44 SLP144 P0004 T00830078 |
| 03:53 PST |  Overcast Light Rain | 8°C / 46°F | 7°C / 45°F | 93% | 1015 mb (29.97 in) | NE 7 kph (NE 4.6 mph) | 0.51 mm (0.02 in) | 7SM |
| | KRDD 271153Z AUTO 04004KT 7SM -RA OVC055 08/07 A2997 RMK AO2 SLP146 P0002 60003 70003 T00830072 10089 20078 56001 |
| 02:53 PST |  Overcast Light Rain | 8°C / 46°F | 7°C / 45°F | 93% | 1015 mb (29.97 in) | Calm | 0.25 mm (0.01 in) | 10SM |
| | KRDD 271053Z AUTO 00000KT 10SM -RA OVC060 08/07 A2997 RMK AO2 RAB0956 SLP146 P0001 T00830072 |
| 01:53 PST |  Overcast | 8°C / 46°F | 7°C / 45°F | 93% | 1015 mb (29.97 in) | Calm | 0.00 mm (0.00 in) | 10SM |
| | KRDD 270953Z AUTO 00000KT 10SM OVC075 08/07 A2996 RMK AO2 RAB24E35 SLP145 P0000 T00830067 |
| 00:53 PST |  Mostly Cloudy | 8°C / 46°F | 6°C / 43°F | 87% | 1015 mb (29.97 in) | Calm | - | 10SM |
| | KRDD 270853Z AUTO 00000KT 10SM SCT080 BKN095 08/06 A2997 RMK AO2 SLP148 T00830061 56008 |