| 23:25 PST |  Overcast | 4°C / 39°F | -3°C / 27°F | 61% | 1014 mb (29.94 in) | E 22 kph (E 13.8 mph) | - | 10SM |
| | KPUW 150725Z AUTO 10012KT 10SM BKN027 BKN038 OVC048 04/M03 A2995 RMK AO2 |
| 22:53 PST |  Overcast | 6°C / 43°F | -3°C / 27°F | 53% | 1015 mb (29.97 in) | E 22 kph (E 13.8 mph) | - | 10SM |
| | KPUW 150653Z AUTO 09012KT 10SM BKN045 OVC050 06/M03 A2997 RMK AO2 SLP156 T00561028 |
| 21:53 PST |  Overcast | 6°C / 43°F | -3°C / 27°F | 53% | 1016 mb (30 in) | E 19 kph (E 11.5 mph) | - | 10SM |
| | KPUW 150553Z AUTO 08010KT 10SM OVC050 06/M03 A2999 RMK AO2 SLP165 T00561028 10067 20028 58003 |
| 20:53 PST |  Overcast | 6°C / 43°F | -3°C / 27°F | 53% | 1016 mb (30 in) | E 15 kph (E 9.2 mph) | - | 10SM |
| | KPUW 150453Z AUTO 09008KT 10SM OVC048 06/M03 A2999 RMK AO2 SLP172 T00611028 |
| 19:53 PST |  Overcast | 6°C / 43°F | -3°C / 27°F | 53% | 1016 mb (30 in) | E 20 kph (E 12.7 mph) | - | 10SM |
| | KPUW 150353Z AUTO 09011KT 10SM OVC085 06/M03 A3000 RMK AO2 SLP175 T00561028 |
| 18:53 PST |  Partly Cloudy | 3°C / 37°F | -3°C / 27°F | 65% | 1016 mb (30 in) | E 24 kph (E 15 mph) | - | 10SM |
| | KPUW 150253Z AUTO 10013KT 10SM SCT110 03/M03 A2999 RMK AO2 SLP176 T00331028 56014 |
| 17:53 PST |  Clear | 4°C / 39°F | -3°C / 27°F | 61% | 1016 mb (30 in) | E 20 kph (E 12.7 mph) | - | 10SM |
| | KPUW 150153Z AUTO 09011KT 10SM CLR 04/M03 A3001 RMK AO2 SLP182 T00391033 |
| 16:53 PST |  Mostly Cloudy | 4°C / 39°F | -3°C / 27°F | 61% | 1017 mb (30.03 in) | E 19 kph (E 11.5 mph) | - | 10SM |
| | KPUW 150053Z AUTO 09010KT 10SM FEW050 BKN070 04/M03 A3002 RMK AO2 SLP178 T00391033 |
| 15:53 PST |  Overcast | 4°C / 39°F | -3°C / 27°F | 61% | 1017 mb (30.03 in) | E 17 kph (E 10.4 mph) | 0.25 mm (0.01 in) | 9SM |
| | KPUW 142353Z AUTO 09009KT 9SM SCT030 BKN035 OVC065 04/M03 A3004 RMK AO2 SLP183 P0001 60010 T00441028 10100 20017 58002 |
| 14:53 PST |  Overcast Hazy | 6°C / 43°F | -3°C / 27°F | 53% | 1018 mb (30.06 in) | E 15 kph (E 9.2 mph) | 0.25 mm (0.01 in) | 6SM |
| | KPUW 142253Z AUTO 09008KT 6SM HZ BKN022 OVC028 06/M03 A3005 RMK AO2 SLP190 P0001 T00561028 |
| 14:38 PST |  Overcast Hazy | 4°C / 39°F | -3°C / 27°F | 61% | 1018 mb (30.06 in) | E 9 kph (E 5.8 mph) | 0.25 mm (0.01 in) | 3SM |
| | KPUW 142238Z AUTO 08005KT 3SM HZ FEW013 SCT020 OVC027 04/M03 A3005 RMK AO2 P0001 |
| 14:26 PST |  Overcast Hazy | 6°C / 43°F | -3°C / 27°F | 53% | 1017 mb (30.03 in) | E 11 kph (E 6.9 mph) | 0.25 mm (0.01 in) | 2SM |
| | KPUW 142226Z AUTO 08006KT 2SM HZ SCT013 OVC022 06/M03 A3004 RMK AO2 P0001 |
| 13:53 PST |  Overcast | 7°C / 45°F | -3°C / 27°F | 49% | 1017 mb (30.03 in) | E 13 kph (E 8.1 mph) | 0.76 mm (0.03 in) | 9SM |
| | KPUW 142153Z AUTO 08007KT 9SM OVC013 07/M03 A3004 RMK AO2 SLP191 P0003 T00671028 |
| 13:41 PST |  Overcast | 4°C / 39°F | -3°C / 27°F | 61% | 1017 mb (30.03 in) | E 11 kph (E 6.9 mph) | 0.51 mm (0.02 in) | 10SM |
| | KPUW 142141Z AUTO 09006KT 10SM OVC013 04/M03 A3004 RMK AO2 P0002 |
| 12:53 PST |  Overcast | 9°C / 48°F | -3°C / 27°F | 43% | 1018 mb (30.06 in) | SSE 7 kph (SSE 4.6 mph) | 1.02 mm (0.04 in) | 9SM |
| | KPUW 142053Z AUTO 15004KT 9SM OVC017 09/M03 A3005 RMK AO2 SLP183 P0004 60005 T00941033 58005 |
| 12:33 PST |  Overcast Hazy | 10°C / 50°F | -3°C / 27°F | 40% | 1018 mb (30.06 in) | SE 7 kph (SE 4.6 mph) | 0.76 mm (0.03 in) | 5SM |
| | KPUW 142033Z AUTO 14004KT 5SM HZ OVC017 10/M03 A3005 RMK AO2 P0003 |
| 12:24 PST |  Overcast Hazy | 10°C / 50°F | -3°C / 27°F | 40% | 1018 mb (30.06 in) | SE 9 kph (SE 5.8 mph) | 0.51 mm (0.02 in) | 2 1/2SM |
| | KPUW 142024Z AUTO 13005KT 2 1/2SM HZ BKN015 OVC021 10/M03 A3005 RMK AO2 P0002 |
| 11:53 PST |  Overcast Hazy | 9°C / 48°F | -3°C / 27°F | 43% | 1018 mb (30.06 in) | Variable 6 kph (Variable 3.5 mph) | 0.25 mm (0.01 in) | 1 1/2SM |
| | KPUW 141953Z AUTO VRB03KT 1 1/2SM HZ BKN015 OVC024 09/M03 A3006 RMK AO2 SLP189 P0001 T00891033 |
| 11:46 PST |  Overcast Hazy | 8°C / 46°F | -3°C / 27°F | 46% | 1018 mb (30.06 in) | SE 6 kph (SE 3.5 mph) | 0.25 mm (0.01 in) | 2SM |
| | KPUW 141946Z AUTO 12003KT 2SM HZ BKN015 OVC022 08/M03 A3006 RMK AO2 P0001 |
| 11:38 PST |  Overcast Hazy | 9°C / 48°F | -3°C / 27°F | 43% | 1018 mb (30.06 in) | SE 7 kph (SE 4.6 mph) | 0.25 mm (0.01 in) | 1 3/4SM |
| | KPUW 141938Z AUTO 12004KT 1 3/4SM HZ FEW008 OVC015 09/M03 A3006 RMK AO2 P0001 |
| 11:31 PST |  Overcast Hazy | 9°C / 48°F | -3°C / 27°F | 43% | 1018 mb (30.06 in) | SE 7 kph (SE 4.6 mph) | 0.25 mm (0.01 in) | 2SM |
| | KPUW 141931Z AUTO 13004KT 2SM HZ SCT008 OVC015 09/M03 A3006 RMK AO2 P0001 |
| 11:22 PST |  Overcast Hazy | 9°C / 48°F | -3°C / 27°F | 43% | 1018 mb (30.06 in) | SSE 6 kph (SSE 3.5 mph) | 0.25 mm (0.01 in) | 2SM |
| | KPUW 141922Z AUTO 15003KT 2SM HZ BKN008 OVC015 09/M03 A3006 RMK AO2 CIG 006V012 P0001 |
| 10:53 PST |  Overcast Hazy | 8°C / 46°F | -4°C / 25°F | 43% | 1018 mb (30.06 in) | ESE 6 kph (ESE 3.5 mph) | 0.00 mm (0.00 in) | 4SM |
| | KPUW 141853Z AUTO 11003KT 4SM HZ OVC008 08/M04 A3006 RMK AO2 SNB01E19 SLP194 P0000 T00781039 |
| 10:45 PST |  Overcast Hazy | 6°C / 43°F | -3°C / 27°F | 53% | 1018 mb (30.06 in) | Calm | 0.00 mm (0.00 in) | 4SM |
| | KPUW 141845Z AUTO 00000KT 4SM HZ OVC008 06/M03 A3006 RMK AO2 SNB01E19 CIG 007V012 P0000 |
| 10:29 PST |  Overcast Hazy | 4°C / 39°F | -4°C / 25°F | 56% | 1018 mb (30.06 in) | Calm | 0.00 mm (0.00 in) | 2 1/2SM |
| | KPUW 141829Z AUTO 00000KT 2 1/2SM HZ BKN008 OVC016 04/M04 A3006 RMK AO2 SNB01E19 CIG 007V011 P0000 |
| 10:19 PST |  Overcast Hazy | 4°C / 39°F | -4°C / 25°F | 56% | 1018 mb (30.06 in) | Calm | 0.00 mm (0.00 in) | 3SM |
| | KPUW 141819Z AUTO 00000KT 3SM HZ SCT008 OVC016 04/M04 A3006 RMK AO2 SNB01E19 P0000 |
| 10:07 PST |  Overcast Light Snow | 2°C / 36°F | -4°C / 25°F | 65% | 1018 mb (30.06 in) | Calm | 0.00 mm (0.00 in) | 3SM |
| | KPUW 141807Z AUTO 00000KT 3SM -SN FEW010 OVC016 02/M04 A3006 RMK AO2 SNB01 P0000 |
| 09:53 PST |  Overcast Hazy | 7°C / 45°F | -4°C / 25°F | 46% | 1018 mb (30.06 in) | Calm | - | 1SM |
| | KPUW 141753Z AUTO 00000KT 1SM HZ SCT010 BKN016 OVC025 07/M04 A3006 RMK AO2 SLP198 T00671039 10078 21017 51017 |
| 09:51 PST |  Overcast Hazy | 7°C / 45°F | -4°C / 25°F | 46% | 1018 mb (30.06 in) | SSE 6 kph (SSE 3.5 mph) | - | 1SM |
| | KPUW 141751Z AUTO 16003KT 1SM HZ SCT010 BKN016 OVC025 07/M04 A3006 RMK AO2 |
| 09:43 PST |  Overcast Hazy | 7°C / 45°F | -4°C / 25°F | 46% | 1018 mb (30.06 in) | SSE 6 kph (SSE 3.5 mph) | - | 2 1/2SM |
| | KPUW 141743Z AUTO 16003KT 2 1/2SM HZ SCT010 BKN018 OVC036 07/M04 A3006 RMK AO2 |
| 08:53 PST |  Overcast | 1°C / 34°F | -4°C / 25°F | 70% | 1017 mb (30.03 in) | Calm | - | 9SM |
| | KPUW 141653Z AUTO 00000KT 9SM OVC010 01/M04 A3003 RMK AO2 SLP194 T00061044 |
| 07:53 PST |  Overcast | -1°C / 30°F | -5°C / 23°F | 75% | 1016 mb (30 in) | Calm | - | 9SM |
| | KPUW 141553Z AUTO 00000KT 9SM OVC012 M01/M05 A3001 RMK AO2 SLP182 T10061050 |
| 06:53 PST |  Overcast | -1°C / 30°F | -6°C / 21°F | 69% | 1015 mb (29.97 in) | Calm | - | 10SM |
| | KPUW 141453Z AUTO 00000KT 10SM OVC014 M01/M06 A2998 RMK AO2 SLP174 T10061056 51019 |
| 05:53 PST |  Overcast | -2°C / 28°F | -6°C / 21°F | 74% | 1015 mb (29.97 in) | NE 7 kph (NE 4.6 mph) | - | 10SM |
| | KPUW 141353Z AUTO 04004KT 10SM OVC014 M02/M06 A2997 RMK AO2 SLP178 T10171056 |
| 05:40 PST |  Overcast | 2°C / 36°F | -5°C / 23°F | 60% | 1015 mb (29.97 in) | Calm | - | 10SM |
| | KPUW 141340Z AUTO 00000KT 10SM BKN014 OVC065 02/M05 A2996 RMK AO2 |
| 05:26 PST |  Overcast | 7°C / 45°F | -6°C / 21°F | 39% | 1015 mb (29.97 in) | W 11 kph (W 6.9 mph) | - | 10SM |
| | KPUW 141326Z AUTO 27006KT 10SM SCT014 OVC065 07/M06 A2996 RMK AO2 |
| 05:02 PST |  Overcast | 7°C / 45°F | -5°C / 23°F | 42% | 1014 mb (29.94 in) | W 13 kph (W 8.1 mph) | - | 10SM |
| | KPUW 141302Z AUTO 27007KT 10SM OVC014 07/M05 A2995 RMK AO2 |
| 04:53 PST |  Overcast | 6°C / 43°F | -5°C / 23°F | 46% | 1014 mb (29.94 in) | W 11 kph (W 6.9 mph) | - | 10SM |
| | KPUW 141253Z AUTO 28006KT 10SM OVC017 06/M05 A2995 RMK AO2 SLP164 T00561050 |
| 04:30 PST |  Overcast | 7°C / 45°F | -6°C / 21°F | 39% | 1014 mb (29.94 in) | W 13 kph (W 8.1 mph) | - | 10SM |
| | KPUW 141230Z AUTO 28007KT 10SM BKN021 OVC060 07/M06 A2994 RMK AO2 |
| 03:53 PST |  Overcast | 8°C / 46°F | -6°C / 21°F | 37% | 1013 mb (29.91 in) | SSW 15 kph (SSW 9.2 mph) | - | 10SM |
| | KPUW 141153Z AUTO 26008KT 10SM FEW023 SCT055 OVC070 08/M06 A2992 RMK AO2 SLP148 60000 T00781056 10094 21017 51015 |
| 03:46 PST |  Overcast | 8°C / 46°F | -6°C / 21°F | 37% | 1013 mb (29.91 in) | SSW 13 kph (SSW 8.1 mph) | - | 10SM |
| | KPUW 141146Z AUTO 26007G14KT 10SM SCT023 BKN055 OVC070 08/M06 A2992 RMK AO2 |
| 02:53 PST |  Overcast | 3°C / 37°F | -4°C / 25°F | 60% | 1013 mb (29.91 in) | Calm | 0.00 mm (0.00 in) | 10SM |
| | KPUW 141053Z AUTO 00000KT 10SM OVC025 03/M04 A2991 RMK AO2 SNE25 SLP150 P0000 T00281044 |
| 02:15 PST |  Overcast Light Snow | -1°C / 30°F | -5°C / 23°F | 75% | 1013 mb (29.91 in) | E 6 kph (E 3.5 mph) | 0.00 mm (0.00 in) | 4SM |
| | KPUW 141015Z AUTO 09003KT 4SM -SN FEW016 OVC027 M01/M05 A2990 RMK AO2 P0000 |
| 02:00 PST |  Overcast Light Snow | -2°C / 28°F | -5°C / 23°F | 80% | 1013 mb (29.91 in) | Calm | 0.00 mm (0.00 in) | 2 1/2SM |
| | KPUW 141000Z AUTO 00000KT 2 1/2SM -SN FEW016 OVC029 M02/M05 A2990 RMK AO2 P0000 |
| 01:53 PST |  Overcast Light Snow | -2°C / 28°F | -5°C / 23°F | 80% | 1012 mb (29.88 in) | Calm | 0.00 mm (0.00 in) | 3SM |
| | KPUW 140953Z AUTO 00000KT 3SM -SN FEW018 OVC031 M02/M05 A2989 RMK AO2 SNB22 SLP151 P0000 T10171050 |
| 01:42 PST |  Overcast Light Snow | 1°C / 34°F | -5°C / 23°F | 65% | 1012 mb (29.88 in) | Calm | 0.00 mm (0.00 in) | 2SM |
| | KPUW 140942Z AUTO 00000KT 2SM -SN OVC031 01/M05 A2989 RMK AO2 SNB22 P0000 |
| 01:25 PST |  Overcast Light Snow | -1°C / 30°F | -6°C / 21°F | 69% | 1012 mb (29.88 in) | ESE 6 kph (ESE 3.5 mph) | 0.00 mm (0.00 in) | 5SM |
| | KPUW 140925Z AUTO 11003KT 5SM -SN FEW010 OVC031 M01/M06 A2988 RMK AO2 SNB22 P0000 |
| 01:17 PST |  Overcast Hazy | 5°C / 41°F | -6°C / 21°F | 45% | 1012 mb (29.88 in) | SE 7 kph (SE 4.6 mph) | - | 2 1/2SM |
| | KPUW 140917Z AUTO 13004KT 2 1/2SM HZ SCT010 OVC031 05/M06 A2988 RMK AO2 |
| 01:02 PST |  Overcast Hazy | 5°C / 41°F | -6°C / 21°F | 45% | 1012 mb (29.88 in) | S 11 kph (S 6.9 mph) | - | 1 1/2SM |
| | KPUW 140902Z AUTO 17006KT 1 1/2SM HZ BKN012 OVC031 05/M06 A2987 RMK AO2 |
| 00:53 PST |  Overcast Hazy | 5°C / 41°F | -6°C / 21°F | 45% | 1012 mb (29.88 in) | S 13 kph (S 8.1 mph) | 0.00 mm (0.00 in) | 2SM |
| | KPUW 140853Z AUTO 17007KT 2SM HZ BKN014 OVC031 05/M06 A2987 RMK AO2 SNE06B28E42 SLP131 P0000 60000 T00501056 52003 |
| 00:41 PST |  Overcast Light Snow | 4°C / 39°F | -6°C / 21°F | 48% | 1012 mb (29.88 in) | SSE 11 kph (SSE 6.9 mph) | 0.00 mm (0.00 in) | 2 1/2SM |
| | KPUW 140841Z AUTO 16006KT 2 1/2SM -SN SCT011 BKN016 OVC029 04/M06 A2987 RMK AO2 SNE06B28 P0000 |
| 00:22 PST |  Overcast Hazy | 4°C / 39°F | -7°C / 19°F | 45% | 1012 mb (29.88 in) | SSE 13 kph (SSE 8.1 mph) | 0.00 mm (0.00 in) | 4SM |
| | KPUW 140822Z AUTO 15007KT 4SM HZ OVC013 04/M07 A2987 RMK AO2 SNE06 P0000 |