| 11:54 PST |  Obscured Fog | -1°C / 30°F | -2°C / 28°F | 93% | 1022 mb (30.18 in) | NNE 11 kph (NNE 6.9 mph) | - | 1/4SM |
| | KEUG 251954Z 02006KT 1/4SM R16R/2000V2800FT FZFG VV001 M01/M02 A3017 RMK AO2 SLP219 T10061017 |
| 10:54 PST |  Obscured Fog | -1°C / 30°F | -2°C / 28°F | 93% | 1022 mb (30.18 in) | NNW 13 kph (NNW 8.1 mph) | - | 1/2SM |
| | KEUG 251854Z 33007KT 1/2SM R16R/3500V5000FT FZFG VV001 M01/M02 A3019 RMK AO2 SLP227 T10111017 |
| 09:54 PST |  Obscured Fog | -1°C / 30°F | -2°C / 28°F | 93% | 1023 mb (30.21 in) | N 7 kph (N 4.6 mph) | - | 1/2SM |
| | KEUG 251754Z 01004KT 1/2SM R16R/2800V4500FT FZFG VV001 M01/M02 A3020 RMK AO2 SLP229 T10111017 10000 21011 53002 |
| 08:54 PST |  Obscured Fog | -1°C / 30°F | -2°C / 28°F | 93% | 1022 mb (30.18 in) | NNE 9 kph (NNE 5.8 mph) | - | 1/4SM |
| | KEUG 251654Z 02005KT 1/4SM R16R/3000VP6000FT FZFG VV001 M01/M02 A3019 RMK AO2 SLP228 T10061017 |
| 07:54 PST |  Obscured Fog | -1°C / 30°F | -2°C / 28°F | 93% | 1022 mb (30.18 in) | NNE 15 kph (NNE 9.2 mph) | - | 1/4SM |
| | KEUG 251554Z 02008KT 1/4SM R16R/2600V3000FT FZFG VV001 M01/M02 A3019 RMK AO2 SLP228 T10111017 |
| 07:07 PST |  Obscured Fog | -1°C / 30°F | -2°C / 28°F | 93% | 1022 mb (30.18 in) | NNE 11 kph (NNE 6.9 mph) | - | 1/4SM |
| | KEUG 251507Z 02006KT 1/4SM R16R/2000V2600FT FZFG VV001 M01/M02 A3019 RMK AO2 |
| 06:54 PST |  Obscured Fog | -1°C / 30°F | -2°C / 28°F | 93% | 1022 mb (30.18 in) | NNE 9 kph (NNE 5.8 mph) | - | 1/4SM |
| | KEUG 251454Z 02005KT 1/4SM R16R/2000FT FZFG VV001 M01/M02 A3019 RMK AO2 SLP227 T10061017 56008 |
| 06:47 PST |  Obscured Fog | -1°C / 30°F | -2°C / 28°F | 93% | 1022 mb (30.18 in) | NE 11 kph (NE 6.9 mph) | - | 1/4SM |
| | KEUG 251447Z 03006KT 1/4SM R16R/2000V2200FT FZFG VV001 M01/M02 A3019 RMK AO2 |
| 05:54 PST |  Obscured Fog | -1°C / 30°F | -2°C / 28°F | 93% | 1022 mb (30.18 in) | N 9 kph (N 5.8 mph) | - | 1/2SM |
| | KEUG 251354Z 01005KT 1/2SM R16R/2600V3500FT FZFG VV001 M01/M02 A3019 RMK AO2 SLP228 VIS E-SE 1/8 T10061017 |
| 05:36 PST |  Obscured Fog | -1°C / 30°F | -2°C / 28°F | 93% | 1022 mb (30.18 in) | NNE 11 kph (NNE 6.9 mph) | - | 1/2SM |
| | KEUG 251336Z 02006KT 1/2SM R16R/2600V3000FT FZFG VV001 M01/M02 A3019 RMK AO2 VIS E-SE 1/8 |
| 04:54 PST |  Obscured Fog And Mist | -1°C / 30°F | -2°C / 28°F | 93% | 1023 mb (30.21 in) | N 11 kph (N 6.9 mph) | - | 3/4SM |
| | KEUG 251254Z 01006KT 3/4SM R16R/3000V4000FT BR VV002 M01/M02 A3020 RMK AO2 SLP231 T10061017 |
| 03:56 PST |  Obscured Fog And Mist | 0°C / 32°F | -1°C / 30°F | 93% | 1023 mb (30.21 in) | NNE 11 kph (NNE 6.9 mph) | - | 3/4SM |
| | KEUG 251156Z 02006KT 3/4SM R16R/3500V4500FT BR VV002 00/M01 A3021 RMK AO2 |
| 03:54 PST |  Obscured Fog | 0°C / 32°F | -1°C / 30°F | 93% | 1023 mb (30.21 in) | NNE 11 kph (NNE 6.9 mph) | - | 1/2SM |
| | KEUG 251154Z 02006KT 1/2SM R16R/3500VP6000FT FG VV001 00/M01 A3021 RMK AO2 SLP235 VIS W-NW 1 T00001011 10000 21006 58002 |
| 03:52 PST |  Obscured Fog | 0°C / 32°F | -1°C / 30°F | 93% | 1023 mb (30.21 in) | NNE 11 kph (NNE 6.9 mph) | - | 1/2SM |
| | KEUG 251152Z 02006KT 1/2SM R16R/3500VP6000FT FG VV001 00/M01 A3021 RMK AO2 |
| 02:54 PST |  Obscured Fog | 0°C / 32°F | -1°C / 30°F | 93% | 1024 mb (30.24 in) | N 9 kph (N 5.8 mph) | - | 1/4SM |
| | KEUG 251054Z 01005KT 1/4SM R16R/2600FT FG VV001 00/M01 A3023 RMK AO2 SLP240 T00021011 |
| 02:33 PST |  Obscured Fog | 0°C / 32°F | -1°C / 30°F | 93% | 1024 mb (30.24 in) | NE 9 kph (NE 5.8 mph) | - | 1/4SM |
| | KEUG 251033Z 03005KT 1/4SM R16R/2400V2600FT FG VV001 00/M01 A3023 RMK AO2 |
| 01:54 PST |  Obscured Fog And Mist | 0°C / 32°F | -1°C / 30°F | 93% | 1023 mb (30.21 in) | N 9 kph (N 5.8 mph) | - | 3/4SM |
| | KEUG 250954Z 01005KT 3/4SM R16R/4500VP6000FT BR VV002 00/M01 A3022 RMK AO2 SLP239 VIS E 1/4 NW 2 T00001011 |
| 01:10 PST |  Obscured Fog | 0°C / 32°F | -1°C / 30°F | 93% | 1023 mb (30.21 in) | NNE 7 kph (NNE 4.6 mph) | - | 1/2SM |
| | KEUG 250910Z 02004KT 1/2SM R16R/3500V4000FT FG VV002 00/M01 A3022 RMK AO2 |
| 00:54 PST |  Obscured Fog | 0°C / 32°F | -1°C / 30°F | 93% | 1023 mb (30.21 in) | NNE 9 kph (NNE 5.8 mph) | - | 1/4SM |
| | KEUG 250854Z 02005KT 1/4SM R16R/2400V3000FT FG VV001 00/M01 A3022 RMK AO2 SLP238 T00001011 58009 |