| 12:53 PST |  Clear | 18°C / 64°F | 3°C / 37°F | 37% | 1019 mb (30.09 in) | SSW 7 kph (SSW 4.6 mph) | - | 10SM |
| | KHHR 242053Z 24004KT 10SM CLR 18/03 A3008 RMK AO2 SLP185 T01780028 58025 |
| 11:53 PST |  Clear | 17°C / 63°F | -2°C / 28°F | 27% | 1020 mb (30.12 in) | Calm | - | 10SM |
| | KHHR 241953Z 00000KT 10SM CLR 17/M02 A3011 RMK AO2 SLP194 T01671022 |
| 10:53 PST |  Clear | 16°C / 61°F | -3°C / 27°F | 27% | 1021 mb (30.15 in) | Calm | - | 10SM |
| | KHHR 241853Z 00000KT 10SM CLR 16/M03 A3014 RMK AO2 SLP205 T01561028 |
| 09:53 PST |  Clear | 14°C / 57°F | -2°C / 28°F | 33% | 1021 mb (30.15 in) | Calm | - | 10SM |
| | KHHR 241753Z 00000KT 10SM CLR 14/M02 A3015 RMK AO2 SLP210 T01391017 10139 20067 51006 |
| 09:25 PST |  Clear | 12°C / 54°F | -1°C / 30°F | 41% | 1021 mb (30.15 in) | Calm | - | 10SM |
| | KHHR 241725Z 00000KT 10SM CLR 12/M01 A3015 RMK AO2 |
| 09:11 PST |  Clear Hazy | 12°C / 54°F | 1°C / 34°F | 47% | 1021 mb (30.15 in) | Calm | - | 1 3/4SM |
| | KHHR 241711Z 00000KT 1 3/4SM HZ CLR 12/01 A3015 RMK AO2 |
| 08:53 PST |  Clear | 11°C / 52°F | 0°C / 32°F | 47% | 1021 mb (30.15 in) | Calm | - | 10SM |
| | KHHR 241653Z 00000KT 10SM CLR 11/00 A3015 RMK AO2 SLP209 T01060000 |
| 07:53 PST |  Clear | 8°C / 46°F | -1°C / 30°F | 53% | 1021 mb (30.15 in) | Calm | - | 10SM |
| | KHHR 241553Z 00000KT 10SM CLR 08/M01 A3014 RMK AO2 SLP205 T00781006 |
| 06:53 PST |  Clear | 7°C / 45°F | -1°C / 30°F | 57% | 1020 mb (30.12 in) | Calm | - | 10SM |
| | KHHR 241453Z 00000KT 10SM CLR 07/M01 A3013 RMK AO2 SLP204 T00721006 53011 |
| 05:53 PST |  Clear | 7°C / 45°F | -1°C / 30°F | 57% | 1020 mb (30.12 in) | Calm | - | 10SM |
| | KHHR 241353Z 00000KT 10SM CLR 07/M01 A3011 RMK AO2 SLP196 T00721006 |
| 04:53 PST |  Clear | 8°C / 46°F | -1°C / 30°F | 53% | 1019 mb (30.09 in) | Calm | - | 10SM |
| | KHHR 241253Z AUTO 00000KT 10SM CLR 08/M01 A3010 RMK AO2 SLP192 T00831006 |
| 03:53 PST |  Clear | 8°C / 46°F | -1°C / 30°F | 53% | 1019 mb (30.09 in) | Calm | - | 10SM |
| | KHHR 241153Z AUTO 00000KT 10SM CLR 08/M01 A3010 RMK AO2 SLP193 T00831006 10117 20083 58004 |
| 02:53 PST |  Clear | 8°C / 46°F | 1°C / 34°F | 62% | 1020 mb (30.12 in) | Calm | - | 10SM |
| | KHHR 241053Z AUTO 00000KT 10SM CLR 08/01 A3011 RMK AO2 SLP196 T00830011 |
| 01:53 PST |  Clear | 8°C / 46°F | 2°C / 36°F | 66% | 1020 mb (30.12 in) | Calm | - | 10SM |
| | KHHR 240953Z AUTO 00000KT 10SM CLR 08/02 A3012 RMK AO2 SLP198 T00830017 |
| 00:53 PST |  Clear | 9°C / 48°F | 2°C / 36°F | 62% | 1020 mb (30.12 in) | Calm | - | 10SM |
| | KHHR 240853Z AUTO 00000KT 10SM CLR 09/02 A3011 RMK AO2 SLP197 T00940017 50002 |