| 02:54 EST |  Mostly Cloudy Fog | 6°C / 43°F | 6°C / 43°F | 100% | 1013 mb (29.91 in) | Calm | - | 1/4SM |
| | KBWI 260754Z 00000KT 1/4SM R10/0800V1000FT FG BKN001 BKN007 BKN250 06/06 A2992 RMK AO2 SLP133 T00610061 |
| 02:47 EST |  Mostly Cloudy Fog | 6°C / 43°F | 6°C / 43°F | 100% | 1014 mb (29.94 in) | Calm | - | 1/2SM |
| | KBWI 260747Z 00000KT 1/2SM R10/0800V1000FT FG BKN001 BKN007 BKN250 06/06 A2993 RMK AO2 |
| 02:40 EST |  Mostly Cloudy Fog | 6°C / 43°F | 6°C / 43°F | 100% | 1014 mb (29.94 in) | Calm | - | 1/4SM |
| | KBWI 260740Z 00000KT 1/4SM R10/0800V1600FT FG SCT001 BKN007 BKN250 06/06 A2993 RMK AO2 |
| 02:26 EST |  Mostly Cloudy Fog | 6°C / 43°F | 6°C / 43°F | 100% | 1014 mb (29.94 in) | Calm | - | 1/4SM |
| | KBWI 260726Z 00000KT 1/4SM R10/2800V3500FT FG SCT001 BKN007 BKN250 06/06 A2993 RMK AO2 |
| 02:18 EST |  Mostly Cloudy Fog | 6°C / 43°F | 6°C / 43°F | 100% | 1014 mb (29.94 in) | Calm | - | 1/2SM |
| | KBWI 260718Z 00000KT 1/2SM R10/2200V3500FT FG SCT001 SCT007 BKN250 06/06 A2993 RMK AO2 |
| 01:54 EST |  Mostly Cloudy Fog And Mist | 6°C / 43°F | 6°C / 43°F | 100% | 1014 mb (29.94 in) | Calm | - | 3/4SM |
| | KBWI 260654Z 00000KT 3/4SM R10/1200V1800FT BR SCT001 SCT009 BKN250 06/06 A2994 RMK AO2 SLP138 T00610061 |
| 01:38 EST |  Mostly Cloudy Fog | 7°C / 45°F | 6°C / 43°F | 93% | 1014 mb (29.94 in) | Calm | - | 1/2SM |
| | KBWI 260638Z 00000KT 1/2SM R10/1400V2600FT FG SCT001 SCT009 BKN250 07/06 A2994 RMK AO2 |
| 01:32 EST |  Mostly Cloudy Fog | 7°C / 45°F | 6°C / 43°F | 93% | 1014 mb (29.94 in) | Calm | - | 1/2SM |
| | KBWI 260632Z 00000KT 1/2SM R10/1400V2000FT FG SCT001 SCT009 BKN250 07/06 A2994 RMK AO2 |
| 01:24 EST |  Mostly Cloudy Fog | 7°C / 45°F | 6°C / 43°F | 93% | 1014 mb (29.94 in) | Calm | - | 1/2SM |
| | KBWI 260624Z 00000KT 1/2SM R10/1800V3500FT FG SCT001 SCT009 BKN250 07/06 A2994 RMK AO2 |
| 01:11 EST |  Overcast Fog | 6°C / 43°F | 6°C / 43°F | 100% | 1014 mb (29.94 in) | Calm | - | 1/4SM |
| | KBWI 260611Z 00000KT 1/4SM R10/2000V3500FT FG BKN001 BKN009 OVC250 06/06 A2993 RMK AO2 |
| 01:08 EST |  Mostly Cloudy Fog And Mist | 6°C / 43°F | 6°C / 43°F | 100% | 1014 mb (29.94 in) | Calm | - | 1SM |
| | KBWI 260608Z 00000KT 1SM R10/1400V2600FT BR SCT001 SCT009 BKN250 06/06 A2993 RMK AO2 |
| 01:00 EST |  Mostly Cloudy Fog And Mist | 6°C / 43°F | 6°C / 43°F | 100% | 1014 mb (29.94 in) | Calm | - | 2SM |
| | KBWI 260600Z 00000KT 2SM R10/1000V1600FT BR FEW001 SCT009 BKN250 06/06 A2993 RMK AO2 VIS S-NW 1 |
| 00:54 EST |  Mostly Cloudy Fog | 6°C / 43°F | 6°C / 43°F | 100% | 1014 mb (29.94 in) | Calm | - | 4SM |
| | KBWI 260554Z 00000KT 4SM R10/1200V2400FT MIFG BR FEW001 SCT005 BKN250 06/06 A2993 RMK AO2 SLP134 MIFG AT AP T00610061 10106 20056 58003 |