| 21:58 EST |  Overcast | 5°C / 41°F | 4°C / 39°F | 93% | 1017 mb (30.03 in) | Calm | - | 7SM |
| | KCSG 050258Z AUTO 00000KT 7SM OVC030 05/04 A3004 RMK AO2 |
| 21:51 EST |  Overcast | 6°C / 43°F | 4°C / 39°F | 87% | 1018 mb (30.06 in) | SW 6 kph (SW 3.5 mph) | - | 7SM |
| | KCSG 050251Z AUTO 23003KT 7SM OVC028 06/04 A3005 RMK AO2 PRESRR SLP175 T00560039 53001 |
| 21:19 EST |  Mostly Cloudy | 6°C / 43°F | 3°C / 37°F | 81% | 1017 mb (30.03 in) | Calm | - | 8SM |
| | KCSG 050219Z AUTO 00000KT 8SM BKN028 06/03 A3002 RMK AO2 |
| 20:51 EST |  Clear | 6°C / 43°F | 3°C / 37°F | 81% | 1017 mb (30.03 in) | Calm | - | 8SM |
| | KCSG 050151Z AUTO 00000KT 8SM CLR 06/03 A3003 RMK AO2 SLP168 T00560033 |
| 19:51 EST |  Clear | 6°C / 43°F | 3°C / 37°F | 81% | 1017 mb (30.03 in) | Calm | - | 9SM |
| | KCSG 050051Z 00000KT 9SM CLR 06/03 A3004 RMK AO2 SLP173 T00560033 |
| 18:51 EST |  Clear | 7°C / 45°F | 3°C / 37°F | 76% | 1017 mb (30.03 in) | Calm | - | 10SM |
| | KCSG 042351Z 00000KT 10SM CLR 07/03 A3004 RMK AO2 SLP175 T00670033 10083 20061 55006 |
| 17:51 EST |  Clear | 7°C / 45°F | 3°C / 37°F | 76% | 1017 mb (30.03 in) | NNE 6 kph (NNE 3.5 mph) | - | 10SM |
| | KCSG 042251Z 02003KT 10SM CLR 07/03 A3004 RMK AO2 SLP172 T00720028 |
| 16:51 EST |  Clear | 8°C / 46°F | 2°C / 36°F | 66% | 1018 mb (30.06 in) | NNE 6 kph (NNE 3.5 mph) | - | 10SM |
| | KCSG 042151Z 02003KT 10SM CLR 08/02 A3005 RMK AO2 PRESFR SLP174 T00780022 |
| 15:51 EST |  Clear | 8°C / 46°F | 2°C / 36°F | 66% | 1018 mb (30.06 in) | NNW 6 kph (NNW 3.5 mph) | - | 10SM |
| | KCSG 042051Z 33003KT 10SM CLR 08/02 A3006 RMK AO2 SLP180 T00780022 55011 |
| 14:51 EST |  Clear | 8°C / 46°F | 2°C / 36°F | 66% | 1018 mb (30.06 in) | NNW 7 kph (NNW 4.6 mph) | - | 10SM |
| | KCSG 041951Z 33004KT 10SM CLR 08/02 A3005 RMK AO2 PRESFR SLP175 T00780022 |
| 13:51 EST |  Clear | 8°C / 46°F | 2°C / 36°F | 66% | 1018 mb (30.06 in) | NW 7 kph (NW 4.6 mph) | - | 10SM |
| | KCSG 041851Z 32004KT 10SM CLR 08/02 A3007 RMK AO2 SLP182 T00830022 |
| 12:51 EST |  Mostly Cloudy | 8°C / 46°F | 2°C / 36°F | 66% | 1019 mb (30.09 in) | Calm | - | 10SM |
| | KCSG 041751Z 00000KT 10SM BKN090 08/02 A3010 RMK AO2 SLP191 T00780017 10078 20028 58018 |
| 11:51 EST |  Overcast | 8°C / 46°F | 2°C / 36°F | 66% | 1021 mb (30.15 in) | N 9 kph (N 5.8 mph) | - | 10SM |
| | KCSG 041651Z 35005KT 10SM OVC085 08/02 A3014 RMK AO2 SLP207 T00780017 |
| 10:51 EST |  Partly Cloudy | 7°C / 45°F | 2°C / 36°F | 71% | 1021 mb (30.15 in) | NNW 9 kph (NNW 5.8 mph) | - | 9SM |
| | KCSG 041551Z 33005KT 9SM SCT100 07/02 A3015 RMK AO2 SLP211 T00720017 |
| 09:51 EST |  Clear | 7°C / 45°F | 2°C / 36°F | 71% | 1021 mb (30.15 in) | N 7 kph (N 4.6 mph) | - | 8SM |
| | KCSG 041451Z 01004KT 8SM CLR 07/02 A3015 RMK AO2 SLP209 T00670022 52004 |
| 08:51 EST |  Overcast | 5°C / 41°F | 2°C / 36°F | 81% | 1021 mb (30.15 in) | N 7 kph (N 4.6 mph) | - | 7SM |
| | KCSG 041351Z 36004KT 7SM OVC110 05/02 A3014 RMK AO2 SLP205 T00500022 |
| 07:51 EST |  Clear Fog And Mist | 3°C / 37°F | 2°C / 36°F | 93% | 1021 mb (30.15 in) | Calm | - | 6SM |
| | KCSG 041251Z AUTO 00000KT 6SM BR CLR 03/02 A3015 RMK AO2 SLP209 T00330022 |
| 06:51 EST |  Partly Cloudy | 3°C / 37°F | 2°C / 36°F | 93% | 1021 mb (30.15 in) | Calm | - | 8SM |
| | KCSG 041151Z AUTO 00000KT 8SM SCT120 03/02 A3014 RMK AO2 SLP205 T00330017 10050 20022 53004 |
| 05:51 EST |  Clear | 2°C / 36°F | 1°C / 34°F | 93% | 1020 mb (30.12 in) | SW 6 kph (SW 3.5 mph) | - | 8SM |
| | KCSG 041051Z AUTO 23003KT 8SM CLR 02/01 A3013 RMK AO2 SLP204 T00220011 |
| 04:51 EST |  Clear | 3°C / 37°F | 2°C / 36°F | 93% | 1020 mb (30.12 in) | Calm | - | 9SM |
| | KCSG 040951Z AUTO 00000KT 9SM CLR 03/02 A3012 RMK AO2 SLP198 T00280017 |
| 03:51 EST |  Clear | 3°C / 37°F | 2°C / 36°F | 93% | 1020 mb (30.12 in) | Calm | - | 8SM |
| | KCSG 040851Z AUTO 00000KT 8SM CLR 03/02 A3013 RMK AO2 SLP201 T00280017 53006 |
| 02:51 EST |  Clear | 3°C / 37°F | 2°C / 36°F | 93% | 1020 mb (30.12 in) | Calm | - | 9SM |
| | KCSG 040751Z AUTO 00000KT 9SM CLR 03/02 A3011 RMK AO2 SLP195 T00330017 |
| 01:51 EST |  Clear | 5°C / 41°F | 2°C / 36°F | 81% | 1019 mb (30.09 in) | Calm | - | 10SM |
| | KCSG 040651Z AUTO 00000KT 10SM CLR 05/02 A3010 RMK AO2 SLP193 T00500017 |
| 00:51 EST |  Clear | 4°C / 39°F | 2°C / 36°F | 87% | 1020 mb (30.12 in) | NW 6 kph (NW 3.5 mph) | - | 10SM |
| | KCSG 040551Z AUTO 31003KT 10SM CLR 04/02 A3011 RMK AO2 SLP196 T00440017 10083 20044 58002 |