| 13:53 PST |  Clear | 21°C / 70°F | -1°C / 30°F | 23% | 1020 mb (30.12 in) | E 13 kph (E 8.1 mph) | - | 10SM |
| | KRNM 152153Z 08007KT 10SM CLR 21/M01 A3012 RMK AO2 SLP196 T02111006 |
| 12:53 PST |  Clear | 19°C / 66°F | -1°C / 30°F | 26% | 1020 mb (30.12 in) | E 17 kph (E 10.4 mph) | - | 10SM |
| | KRNM 152053Z 08009KT 10SM CLR 19/M01 A3013 RMK AO2 SLP201 T01941011 57027 |
| 11:53 PST |  Clear | 20°C / 68°F | -1°C / 30°F | 24% | 1021 mb (30.15 in) | ENE 17 kph (ENE 10.4 mph) | - | 10SM |
| | KRNM 151953Z 06009KT 10SM CLR 20/M01 A3016 RMK AO2 SLP208 T02001006 |
| 10:53 PST |  Clear | 18°C / 64°F | 1°C / 34°F | 32% | 1022 mb (30.18 in) | E 6 kph (E 3.5 mph) | - | 10SM |
| | KRNM 151853Z 10003KT 10SM CLR 18/01 A3019 RMK AO2 PK WND 03038/1822 SLP220 T01830006 $ |
| 09:53 PST |  Clear | 16°C / 61°F | 5°C / 41°F | 48% | 1023 mb (30.21 in) | Calm | - | 10SM |
| | KRNM 151753Z 00000KT 10SM CLR 16/05 A3022 RMK AO2 SLP229 T01560050 10156 20000 51009 |
| 08:53 PST |  Clear | 12°C / 54°F | 8°C / 46°F | 77% | 1023 mb (30.21 in) | Calm | - | 10SM |
| | KRNM 151653Z 00000KT 10SM CLR 12/08 A3021 RMK AO2 SLP229 T01220078 |
| 07:53 PST |  Clear | 4°C / 39°F | 3°C / 37°F | 93% | 1023 mb (30.21 in) | Calm | - | 5SM |
| | KRNM 151553Z 00000KT 5SM CLR 04/03 A3020 RMK AO2 SLP227 T00440028 $ |
| 06:53 PST |  Clear Fog And Mist | 1°C / 34°F | 1°C / 34°F | 100% | 1022 mb (30.18 in) | Calm | - | 4SM |
| | KRNM 151453Z AUTO 00000KT 4SM BR CLR 01/01 A3019 RMK AO2 SLP225 T00110006 53008 FZRANO TSNO $ |
| 05:53 PST |  Clear Fog And Mist | 1°C / 34°F | 0°C / 32°F | 93% | 1022 mb (30.18 in) | Calm | - | 4SM |
| | KRNM 151353Z AUTO 00000KT 4SM BR CLR 01/00 A3017 RMK AO2 SLP220 T00060000 FZRANO TSNO $ |
| 05:41 PST |  Clear Fog And Mist | 2°C / 36°F | 1°C / 34°F | 93% | 1022 mb (30.18 in) | E 7 kph (E 4.6 mph) | - | 4SM |
| | KRNM 151341Z AUTO 09004KT 4SM BR CLR 02/01 A3017 RMK AO2 FZRANO TSNO $ |
| 05:32 PST |  Clear Fog And Mist | 1°C / 34°F | 1°C / 34°F | 100% | 1022 mb (30.18 in) | E 6 kph (E 3.5 mph) | - | 2SM |
| | KRNM 151332Z AUTO 08003KT 2SM BR CLR 01/01 A3017 RMK AO2 FZRANO TSNO $ |
| 05:16 PST |  Clear Fog And Mist | 1°C / 34°F | 0°C / 32°F | 93% | 1022 mb (30.18 in) | SE 6 kph (SE 3.5 mph) | - | 1SM |
| | KRNM 151316Z AUTO 12003KT 1SM BR CLR 01/00 A3017 RMK AO2 FZRANO TSNO $ |
| 04:53 PST |  Clear Fog And Mist | 1°C / 34°F | 0°C / 32°F | 93% | 1022 mb (30.18 in) | Calm | - | 2 1/2SM |
| | KRNM 151253Z AUTO 00000KT 2 1/2SM BR CLR 01/00 A3017 RMK AO2 SLP216 T00060000 FZRANO TSNO $ |
| 04:49 PST |  Clear Fog And Mist | 1°C / 34°F | 1°C / 34°F | 100% | 1021 mb (30.15 in) | Calm | - | 2 1/2SM |
| | KRNM 151249Z AUTO 00000KT 2 1/2SM BR CLR 01/01 A3016 RMK AO2 FZRANO TSNO $ |
| 04:26 PST |  Clear Fog And Mist | 1°C / 34°F | 0°C / 32°F | 93% | 1021 mb (30.15 in) | SE 6 kph (SE 3.5 mph) | - | 1 1/4SM |
| | KRNM 151226Z AUTO 14003KT 1 1/4SM BR CLR 01/00 A3016 RMK AO2 FZRANO TSNO $ |
| 04:14 PST |  Clear Fog And Mist | 1°C / 34°F | 1°C / 34°F | 100% | 1021 mb (30.15 in) | E 6 kph (E 3.5 mph) | - | 1SM |
| | KRNM 151214Z AUTO 09003KT 1SM BR CLR 01/01 A3015 RMK AO2 FZRANO TSNO $ |
| 04:02 PST |  Clear Fog And Mist | 1°C / 34°F | 1°C / 34°F | 100% | 1021 mb (30.15 in) | Calm | - | 2 1/2SM |
| | KRNM 151202Z AUTO 00000KT 2 1/2SM BR CLR 01/01 A3015 RMK AO2 FZRANO TSNO PNO $ |
| 03:53 PST |  Clear Fog And Mist | 2°C / 36°F | 1°C / 34°F | 93% | 1021 mb (30.15 in) | Calm | - | 1 3/4SM |
| | KRNM 151153Z AUTO 00000KT 1 3/4SM BR CLR 02/01 A3015 RMK AO2 SLP211 T00170006 10056 20006 55000 FZRANO TSNO $ |
| 03:36 PST |  Partly Cloudy Fog And Mist | 2°C / 36°F | 1°C / 34°F | 93% | 1021 mb (30.15 in) | Calm | - | 1SM |
| | KRNM 151136Z AUTO 00000KT 1SM BR FEW001 02/01 A3015 RMK AO2 FZRANO TSNO $ |
| 03:28 PST |  Obscured Fog | 2°C / 36°F | 1°C / 34°F | 93% | 1021 mb (30.15 in) | Calm | - | 1/2SM |
| | KRNM 151128Z AUTO 00000KT 1/2SM FG VV007 02/01 A3015 RMK AO2 FZRANO TSNO $ |
| 03:08 PST |  Overcast Fog | 2°C / 36°F | 1°C / 34°F | 93% | 1021 mb (30.15 in) | Calm | - | 1/4SM |
| | KRNM 151108Z AUTO 00000KT 1/4SM FG FEW001 OVC007 02/01 A3015 RMK AO2 FZRANO TSNO $ |
| 02:53 PST |  Overcast Fog | 3°C / 37°F | 2°C / 36°F | 93% | 1021 mb (30.15 in) | Calm | - | 1/2SM |
| | KRNM 151053Z AUTO 00000KT 1/2SM FG FEW001 OVC007 03/02 A3014 RMK AO2 SLP206 T00280017 TSNO $ |
| 02:19 PST |  Overcast Fog | 1°C / 34°F | 1°C / 34°F | 100% | 1021 mb (30.15 in) | SE 6 kph (SE 3.5 mph) | - | 1/4SM |
| | KRNM 151019Z AUTO 14003KT 1/4SM FG SCT001 OVC007 01/01 A3015 RMK AO2 FZRANO TSNO $ |
| 01:53 PST |  Overcast Fog | 2°C / 36°F | 1°C / 34°F | 93% | 1021 mb (30.15 in) | Calm | - | 1/4SM |
| | KRNM 150953Z AUTO 00000KT 1/4SM FG BKN001 OVC007 02/01 A3015 RMK AO2 SLP209 T00220011 FZRANO TSNO $ |
| 01:20 PST |  Mostly Cloudy Fog | 2°C / 36°F | 2°C / 36°F | 100% | 1021 mb (30.15 in) | Calm | - | 1/4SM |
| | KRNM 150920Z AUTO 00000KT 1/4SM FG FEW001 BKN007 02/02 A3015 RMK AO2 FZRANO TSNO $ |
| 00:53 PST |  Overcast Fog | 2°C / 36°F | 2°C / 36°F | 100% | 1021 mb (30.15 in) | Calm | - | 1/2SM |
| | KRNM 150853Z AUTO 00000KT 1/2SM FG SCT001 OVC007 02/02 A3015 RMK AO2 SLP209 T00220022 50000 FZRANO TSNO $ |
| 00:41 PST |  Overcast Fog | 3°C / 37°F | 3°C / 37°F | 100% | 1021 mb (30.15 in) | Calm | - | 1/2SM |
| | KRNM 150841Z AUTO 00000KT 1/2SM FG BKN001 OVC007 03/03 A3015 RMK AO2 TSNO $ |