| 17:53 EST |  Clear | 6°C / 43°F | 3°C / 37°F | 81% | 1024 mb (30.24 in) | Calm | - | 10SM |
| | KGVL 072253Z AUTO 00000KT 10SM CLR 06/03 A3023 RMK AO2 SLP241 T00610033 |
| 16:53 EST |  Clear | 8°C / 46°F | 4°C / 39°F | 76% | 1024 mb (30.24 in) | Calm | - | 10SM |
| | KGVL 072153Z AUTO 00000KT 10SM CLR 08/04 A3023 RMK AO2 SLP240 T00830039 |
| 15:53 EST |  Partly Cloudy | 9°C / 48°F | 3°C / 37°F | 66% | 1024 mb (30.24 in) | N 7 kph (N 4.6 mph) | - | 10SM |
| | KGVL 072053Z AUTO 35004KT 10SM FEW014 09/03 A3024 RMK AO2 SLP242 T00890028 51002 |
| 15:50 EST |  Partly Cloudy | 8°C / 46°F | 3°C / 37°F | 71% | 1024 mb (30.24 in) | N 6 kph (N 3.5 mph) | - | 10SM |
| | KGVL 072050Z AUTO 35003KT 10SM SCT014 08/03 A3024 RMK AO2 |
| 15:31 EST |  Overcast | 8°C / 46°F | 3°C / 37°F | 71% | 1024 mb (30.24 in) | Calm | - | 10SM |
| | KGVL 072031Z AUTO 00000KT 10SM OVC014 08/03 A3023 RMK AO2 |
| 14:53 EST |  Overcast | 8°C / 46°F | 2°C / 36°F | 66% | 1024 mb (30.24 in) | Calm | - | 10SM |
| | KGVL 071953Z AUTO 00000KT 10SM OVC016 08/02 A3023 RMK AO2 SLP241 T00830022 |
| 14:05 EST |  Mostly Cloudy | 8°C / 46°F | 2°C / 36°F | 66% | 1024 mb (30.24 in) | Calm | - | 10SM |
| | KGVL 071905Z AUTO 00000KT 10SM BKN016 08/02 A3023 RMK AO2 |
| 13:53 EST |  Partly Cloudy | 8°C / 46°F | 2°C / 36°F | 66% | 1024 mb (30.24 in) | Calm | - | 10SM |
| | KGVL 071853Z AUTO 00000KT 10SM SCT016 08/02 A3023 RMK AO2 SLP240 T00780017 |
| 13:33 EST |  Overcast | 8°C / 46°F | 2°C / 36°F | 66% | 1024 mb (30.24 in) | Calm | - | 10SM |
| | KGVL 071833Z AUTO 00000KT 10SM OVC016 08/02 A3024 RMK AO2 |
| 12:53 EST |  Overcast | 7°C / 45°F | 1°C / 34°F | 66% | 1025 mb (30.27 in) | Calm | - | 10SM |
| | KGVL 071753Z AUTO 00000KT 10SM OVC012 07/01 A3026 RMK AO2 SLP250 T00720011 10072 20006 58022 |
| 11:53 EST |  Overcast | 6°C / 43°F | -1°C / 30°F | 61% | 1026 mb (30.3 in) | Calm | - | 10SM |
| | KGVL 071653Z AUTO 00000KT 10SM OVC012 06/M01 A3029 RMK AO2 SLP262 T00611006 |
| 10:53 EST |  Overcast | 6°C / 43°F | -1°C / 30°F | 61% | 1026 mb (30.3 in) | E 15 kph (E 9.2 mph) | - | 10SM |
| | KGVL 071553Z AUTO 08008KT 10SM OVC014 06/M01 A3030 RMK AO2 SLP264 T00561011 |
| 10:42 EST |  Overcast | 5°C / 41°F | -2°C / 28°F | 61% | 1026 mb (30.3 in) | E 11 kph (E 6.9 mph) | - | 10SM |
| | KGVL 071542Z AUTO 08006KT 10SM OVC014 05/M02 A3031 RMK AO2 |
| 09:53 EST |  Overcast | 4°C / 39°F | -2°C / 28°F | 65% | 1027 mb (30.33 in) | ENE 9 kph (ENE 5.8 mph) | - | 10SM |
| | KGVL 071453Z AUTO 07005KT 10SM OVC016 04/M02 A3032 RMK AO2 SLP273 T00391022 53012 |
| 08:53 EST |  Overcast | 3°C / 37°F | -2°C / 28°F | 70% | 1026 mb (30.3 in) | E 15 kph (E 9.2 mph) | - | 10SM |
| | KGVL 071353Z AUTO 09008KT 10SM BKN016 OVC022 03/M02 A3029 RMK AO2 SLP261 T00281022 |
| 07:53 EST |  Overcast | 2°C / 36°F | -2°C / 28°F | 75% | 1026 mb (30.3 in) | NNE 9 kph (NNE 5.8 mph) | - | 10SM |
| | KGVL 071253Z AUTO 02005KT 10SM OVC018 02/M02 A3031 RMK AO2 SLP269 T00171022 |
| 07:16 EST |  Overcast | 1°C / 34°F | -2°C / 28°F | 81% | 1026 mb (30.3 in) | NE 6 kph (NE 3.5 mph) | - | 9SM |
| | KGVL 071216Z AUTO 03003KT 9SM BKN020 OVC030 01/M02 A3030 RMK AO2 |
| 06:53 EST |  Overcast | 1°C / 34°F | -2°C / 28°F | 81% | 1026 mb (30.3 in) | NE 7 kph (NE 4.6 mph) | - | 10SM |
| | KGVL 071153Z AUTO 03004KT 10SM FEW020 OVC030 01/M02 A3029 RMK AO2 SLP262 T00111022 10011 21006 53004 |
| 05:53 EST |  Overcast | 1°C / 34°F | -2°C / 28°F | 81% | 1025 mb (30.27 in) | ENE 9 kph (ENE 5.8 mph) | - | 10SM |
| | KGVL 071053Z AUTO 07005KT 10SM OVC030 01/M02 A3027 RMK AO2 SLP254 T00111022 |
| 05:32 EST |  Mostly Cloudy | 1°C / 34°F | -2°C / 28°F | 81% | 1025 mb (30.27 in) | NE 13 kph (NE 8.1 mph) | - | 10SM |
| | KGVL 071032Z AUTO 05007KT 10SM BKN028 01/M02 A3027 RMK AO2 |
| 04:53 EST |  Partly Cloudy | 1°C / 34°F | -3°C / 27°F | 75% | 1025 mb (30.27 in) | ENE 9 kph (ENE 5.8 mph) | - | 10SM |
| | KGVL 070953Z AUTO 07005KT 10SM SCT030 01/M03 A3027 RMK AO2 SLP254 T00061028 |
| 04:33 EST |  Mostly Cloudy | 1°C / 34°F | -3°C / 27°F | 75% | 1025 mb (30.27 in) | ENE 11 kph (ENE 6.9 mph) | - | 10SM |
| | KGVL 070933Z AUTO 06006KT 10SM BKN030 01/M03 A3027 RMK AO2 |
| 03:53 EST |  Mostly Cloudy | 1°C / 34°F | -2°C / 28°F | 81% | 1025 mb (30.27 in) | NE 7 kph (NE 4.6 mph) | - | 10SM |
| | KGVL 070853Z AUTO 04004KT 10SM BKN024 01/M02 A3027 RMK AO2 SLP256 T00061022 58001 |
| 03:29 EST |  Partly Cloudy | 0°C / 32°F | -3°C / 27°F | 80% | 1025 mb (30.27 in) | NE 7 kph (NE 4.6 mph) | - | 9SM |
| | KGVL 070829Z AUTO 04004KT 9SM SCT029 00/M03 A3028 RMK AO2 |
| 02:53 EST |  Mostly Cloudy | 0°C / 32°F | -2°C / 28°F | 87% | 1025 mb (30.27 in) | NE 6 kph (NE 3.5 mph) | - | 9SM |
| | KGVL 070753Z AUTO 05003KT 9SM BKN027 00/M02 A3028 RMK AO2 SLP260 T00001022 |
| 02:51 EST |  Mostly Cloudy | 0°C / 32°F | -2°C / 28°F | 87% | 1025 mb (30.27 in) | NE 6 kph (NE 3.5 mph) | - | 9SM |
| | KGVL 070751Z AUTO 05003KT 9SM BKN027 00/M02 A3028 RMK AO2 |
| 01:53 EST |  Clear | 1°C / 34°F | -3°C / 27°F | 75% | 1025 mb (30.27 in) | ENE 9 kph (ENE 5.8 mph) | - | 10SM |
| | KGVL 070653Z AUTO 06005KT 10SM CLR 01/M03 A3028 RMK AO2 SLP258 T00061028 |
| 00:53 EST |  Clear | 1°C / 34°F | -3°C / 27°F | 75% | 1025 mb (30.27 in) | ENE 9 kph (ENE 5.8 mph) | - | 10SM |
| | KGVL 070553Z AUTO 07005KT 10SM CLR 01/M03 A3028 RMK AO2 SLP260 T00061028 10033 20000 50002 |