| 05:57 EST |  Partly Cloudy | 1°C / 34°F | -1°C / 30°F | 87% | 1004 mb (29.65 in) | SSW 9 kph (SSW 5.8 mph) | - | 7SM |
| | KSAW 021057Z AUTO 25005KT 7SM SCT120 01/M01 A2965 RMK AO2 |
| 05:35 EST |  Partly Cloudy Fog And Mist | 1°C / 34°F | -1°C / 30°F | 87% | 1004 mb (29.65 in) | Calm | - | 5SM |
| | KSAW 021035Z AUTO 00000KT 5SM BR SCT120 01/M01 A2965 RMK AO2 |
| 05:15 EST |  Partly Cloudy Fog And Mist | 1°C / 34°F | 0°C / 32°F | 93% | 1004 mb (29.65 in) | SSW 9 kph (SSW 5.8 mph) | - | 5SM |
| | KSAW 021015Z AUTO 24005KT 5SM BR SCT120 01/M00 A2965 RMK AO2 |
| 04:57 EST |  Partly Cloudy Fog And Mist | 1°C / 34°F | 0°C / 32°F | 93% | 1004 mb (29.65 in) | W 11 kph (W 6.9 mph) | - | 5SM |
| | KSAW 020957Z AUTO 27006KT 5SM BR SCT018 SCT120 01/M00 A2964 RMK AO2 |
| 04:35 EST |  Mostly Cloudy Fog And Mist | 1°C / 34°F | 0°C / 32°F | 93% | 1004 mb (29.65 in) | W 9 kph (W 5.8 mph) | - | 3SM |
| | KSAW 020935Z AUTO 27005KT 3SM BR BKN018 BKN110 01/00 A2965 RMK AO2 |
| 04:15 EST |  Mostly Cloudy Fog And Mist | 1°C / 34°F | 0°C / 32°F | 93% | 1004 mb (29.65 in) | W 6 kph (W 3.5 mph) | - | 3SM |
| | KSAW 020915Z AUTO 28003KT 3SM BR BKN120 01/00 A2965 RMK AO2 |
| 03:57 EST |  Partly Cloudy Fog And Mist | 1°C / 34°F | 0°C / 32°F | 93% | 1004 mb (29.65 in) | Calm | - | 3SM |
| | KSAW 020857Z AUTO 00000KT 3SM BR SCT120 01/00 A2965 RMK AO2 |
| 03:35 EST |  Partly Cloudy Fog And Mist | 1°C / 34°F | 0°C / 32°F | 93% | 1004 mb (29.65 in) | Calm | - | 3SM |
| | KSAW 020835Z AUTO 00000KT 3SM BR SCT120 01/00 A2964 RMK AO2 |
| 03:15 EST |  Mostly Cloudy Fog And Mist | 1°C / 34°F | 0°C / 32°F | 93% | 1003 mb (29.62 in) | SSW 6 kph (SSW 3.5 mph) | - | 3SM |
| | KSAW 020815Z AUTO 24003KT 3SM BR SCT004 SCT020 BKN120 01/00 A2963 RMK AO2 |
| 02:57 EST |  Mostly Cloudy Fog And Mist | 1°C / 34°F | 0°C / 32°F | 93% | 1003 mb (29.62 in) | SW 7 kph (SW 4.6 mph) | - | 4SM |
| | KSAW 020757Z AUTO 22004KT 4SM BR BKN004 BKN020 BKN120 01/00 A2963 RMK AO2 |
| 02:35 EST |  Clear Fog And Mist | 1°C / 34°F | 0°C / 32°F | 93% | 1003 mb (29.62 in) | SW 7 kph (SW 4.6 mph) | - | 4SM |
| | KSAW 020735Z AUTO 21004KT 4SM BR CLR 01/00 A2962 RMK AO2 |
| 02:15 EST |  Mostly Cloudy Fog And Mist | 1°C / 34°F | 0°C / 32°F | 93% | 1003 mb (29.62 in) | S 9 kph (S 5.8 mph) | - | 5SM |
| | KSAW 020715Z AUTO 19005KT 5SM BR BKN004 BKN026 01/00 A2962 RMK AO2 |
| 01:57 EST |  Overcast | 1°C / 34°F | 0°C / 32°F | 93% | 1003 mb (29.62 in) | SW 6 kph (SW 3.5 mph) | - | 7SM |
| | KSAW 020657Z AUTO 22003KT 7SM OVC004 01/00 A2962 RMK AO2 |
| 01:35 EST |  Overcast | 1°C / 34°F | -1°C / 30°F | 87% | 1003 mb (29.62 in) | SSE 6 kph (SSE 3.5 mph) | - | 10SM |
| | KSAW 020635Z AUTO 20003KT 10SM OVC004 01/M01 A2962 RMK AO2 |
| 01:15 EST |  Overcast | 1°C / 34°F | -1°C / 30°F | 87% | 1003 mb (29.62 in) | Calm | - | 10SM |
| | KSAW 020615Z AUTO 00000KT 10SM OVC006 01/M01 A2962 RMK AO2 |
| 00:57 EST |  Overcast | 1°C / 34°F | -1°C / 30°F | 87% | 1003 mb (29.62 in) | Calm | - | 10SM |
| | KSAW 020557Z AUTO 00000KT 10SM OVC006 01/M01 A2963 RMK AO2 |
| 00:35 EST |  Overcast | 1°C / 34°F | -1°C / 30°F | 87% | 1003 mb (29.62 in) | Calm | - | 10SM |
| | KSAW 020535Z AUTO 00000KT 10SM OVC008 01/M01 A2962 RMK AO2 |
| 00:15 EST |  Overcast | 1°C / 34°F | -1°C / 30°F | 87% | 1003 mb (29.62 in) | Calm | - | 10SM |
| | KSAW 020515Z AUTO 00000KT 10SM OVC010 01/M01 A2962 RMK AO2 |