| 09:53 EST |  Clear Fog And Mist | 2°C / 36°F | 0°C / 32°F | 87% | 1013 mb (29.91 in) | Calm | - | 4SM |
| | KSEG 291453Z AUTO 00000KT 4SM BR CLR 02/00 A2992 RMK AO2 SLP135 T00220000 58002 |
| 09:48 EST |  Clear Fog And Mist | 2°C / 36°F | -1°C / 30°F | 81% | 1013 mb (29.91 in) | Calm | - | 4SM |
| | KSEG 291448Z AUTO 00000KT 4SM BR CLR 02/M01 A2992 RMK AO2 |
| 09:36 EST |  Partly Cloudy Fog And Mist | 1°C / 34°F | -1°C / 30°F | 87% | 1013 mb (29.91 in) | Calm | - | 2SM |
| | KSEG 291436Z AUTO 00000KT 2SM BR SCT005 01/M01 A2992 RMK AO2 |
| 09:28 EST |  Mostly Cloudy Fog And Mist | 1°C / 34°F | -1°C / 30°F | 87% | 1013 mb (29.91 in) | Calm | - | 1 1/4SM |
| | KSEG 291428Z AUTO 00000KT 1 1/4SM BR BKN005 01/M01 A2992 RMK AO2 |
| 09:03 EST |  Obscured Fog | 0°C / 32°F | -1°C / 30°F | 93% | 1013 mb (29.91 in) | Calm | - | 1/4SM |
| | KSEG 291403Z AUTO 00000KT 1/4SM FG VV005 00/M01 A2992 RMK AO2 |
| 08:56 EST |  Obscured Fog And Mist | 0°C / 32°F | -2°C / 28°F | 87% | 1013 mb (29.91 in) | Calm | - | 1SM |
| | KSEG 291356Z AUTO 00000KT 1SM BR VV005 00/M02 A2992 RMK AO2 |
| 08:53 EST |  Clear Fog And Mist | 0°C / 32°F | -2°C / 28°F | 87% | 1013 mb (29.91 in) | Calm | - | 2SM |
| | KSEG 291353Z AUTO 00000KT 2SM BR CLR 00/M02 A2992 RMK AO2 SLP137 T00001017 |
| 07:53 EST |  Clear Fog And Mist | -1°C / 30°F | -3°C / 27°F | 86% | 1013 mb (29.91 in) | Calm | - | 4SM |
| | KSEG 291253Z AUTO 00000KT 4SM BR CLR M01/M03 A2992 RMK AO2 SLP137 T10111028 |
| 06:53 EST |  Clear Fog And Mist | -2°C / 28°F | -4°C / 25°F | 86% | 1014 mb (29.94 in) | Calm | - | 6SM |
| | KSEG 291153Z AUTO 00000KT 6SM BR CLR M02/M04 A2993 RMK AO2 SLP138 T10221044 11006 21022 53005 |
| 05:53 EST |  Clear Fog And Mist | -2°C / 28°F | -4°C / 25°F | 86% | 1013 mb (29.91 in) | Calm | - | 5SM |
| | KSEG 291053Z AUTO 00000KT 5SM BR CLR M02/M04 A2992 RMK AO2 SLP134 T10221044 |
| 04:53 EST |  Clear Fog And Mist | -2°C / 28°F | -3°C / 27°F | 93% | 1013 mb (29.91 in) | Calm | - | 3SM |
| | KSEG 290953Z AUTO 00000KT 3SM BR CLR M02/M03 A2991 RMK AO2 SLP132 T10171033 |
| 03:53 EST |  Clear Fog And Mist | -2°C / 28°F | -3°C / 27°F | 93% | 1013 mb (29.91 in) | Calm | - | 5SM |
| | KSEG 290853Z AUTO 00000KT 5SM BR CLR M02/M03 A2991 RMK AO2 SLP132 T10171033 50000 |
| 02:53 EST |  Clear Fog And Mist | -1°C / 30°F | -3°C / 27°F | 86% | 1013 mb (29.91 in) | Calm | - | 4SM |
| | KSEG 290753Z AUTO 00000KT 4SM BR CLR M01/M03 A2991 RMK AO2 SLP131 T10111028 |
| 01:53 EST |  Clear Fog And Mist | -1°C / 30°F | -3°C / 27°F | 86% | 1013 mb (29.91 in) | Calm | - | 5SM |
| | KSEG 290653Z AUTO 00000KT 5SM BR CLR M01/M03 A2991 RMK AO2 SLP132 T10111028 |
| 00:53 EST |  Clear | -1°C / 30°F | -3°C / 27°F | 86% | 1013 mb (29.91 in) | Calm | - | 7SM |
| | KSEG 290553Z AUTO 00000KT 7SM CLR M01/M03 A2991 RMK AO2 SLP132 T10111033 10039 21011 50001 |