| 09:53 EST |  Mostly Cloudy | 12°C / 54°F | 4°C / 39°F | 58% | 1018 mb (30.06 in) | SSW 7 kph (SSW 4.6 mph) | - | 10SM |
| | KGSP 291453Z 24004KT 10SM BKN110 12/04 A3006 RMK AO2 SLP176 T01170039 51011 |
| 08:53 EST |  Partly Cloudy | 9°C / 48°F | 4°C / 39°F | 71% | 1018 mb (30.06 in) | SSW 7 kph (SSW 4.6 mph) | - | 10SM |
| | KGSP 291353Z 24004KT 10SM FEW120 09/04 A3005 RMK AO2 SLP174 T00940039 |
| 07:53 EST |  Mostly Cloudy | 7°C / 45°F | 4°C / 39°F | 81% | 1017 mb (30.03 in) | Calm | - | 10SM |
| | KGSP 291253Z 00000KT 10SM BKN110 07/04 A3004 RMK AO2 SLP171 T00720044 |
| 06:53 EST |  Clear | 7°C / 45°F | 3°C / 37°F | 76% | 1017 mb (30.03 in) | SSE 7 kph (SSE 4.6 mph) | - | 10SM |
| | KGSP 291153Z 20004KT 10SM CLR 07/03 A3002 RMK AO2 SLP166 T00720033 10089 20061 55002 |
| 05:53 EST |  Clear | 7°C / 45°F | 4°C / 39°F | 81% | 1017 mb (30.03 in) | Calm | - | 10SM |
| | KGSP 291053Z AUTO 00000KT 10SM CLR 07/04 A3002 RMK AO2 SLP165 T00720039 |
| 04:53 EST |  Clear | 8°C / 46°F | 4°C / 39°F | 76% | 1017 mb (30.03 in) | S 11 kph (S 6.9 mph) | - | 10SM |
| | KGSP 290953Z AUTO 17006KT 10SM CLR 08/04 A3002 RMK AO2 SLP162 T00830039 |
| 03:53 EST |  Clear | 7°C / 45°F | 3°C / 37°F | 76% | 1017 mb (30.03 in) | SSW 7 kph (SSW 4.6 mph) | - | 10SM |
| | KGSP 290853Z AUTO 25004KT 10SM CLR 07/03 A3003 RMK AO2 SLP167 T00670033 56002 |
| 02:53 EST |  Clear | 7°C / 45°F | 3°C / 37°F | 76% | 1017 mb (30.03 in) | SSW 9 kph (SSW 5.8 mph) | - | 10SM |
| | KGSP 290753Z AUTO 24005KT 10SM CLR 07/03 A3003 RMK AO2 SLP166 T00720028 |
| 01:53 EST |  Clear | 8°C / 46°F | 3°C / 37°F | 71% | 1017 mb (30.03 in) | SW 11 kph (SW 6.9 mph) | - | 10SM |
| | KGSP 290653Z AUTO 22006KT 10SM CLR 08/03 A3003 RMK AO2 SLP166 T00780028 |
| 00:53 EST |  Clear | 7°C / 45°F | 3°C / 37°F | 76% | 1017 mb (30.03 in) | SW 9 kph (SW 5.8 mph) | - | 10SM |
| | KGSP 290553Z AUTO 23005KT 10SM CLR 07/03 A3004 RMK AO2 SLP168 T00720028 10111 20061 50000 |