| 12:53 EST |  Clear | 14°C / 57°F | -4°C / 25°F | 29% | 1017 mb (30.03 in) | SSW 9 kph (SSW 5.8 mph) | - | 10SM |
| | KGSP 281753Z 25005KT 10SM CLR 14/M04 A3004 RMK AO2 SLP171 T01441039 10144 20017 58021 |
| 11:53 EST |  Clear | 13°C / 55°F | -6°C / 21°F | 26% | 1019 mb (30.09 in) | W 11 kph (W 6.9 mph) | - | 10SM |
| | KGSP 281653Z 27006KT 10SM CLR 13/M06 A3008 RMK AO2 SLP183 T01281056 |
| 10:53 EST |  Clear | 12°C / 54°F | -4°C / 25°F | 33% | 1019 mb (30.09 in) | SSW 11 kph (SSW 6.9 mph) | - | 10SM |
| | KGSP 281553Z 25006KT 10SM CLR 12/M04 A3010 RMK AO2 SLP193 T01171044 |
| 09:53 EST |  Clear | 9°C / 48°F | -4°C / 25°F | 40% | 1019 mb (30.09 in) | Variable 9 kph (Variable 5.8 mph) | - | 10SM |
| | KGSP 281453Z VRB05KT 10SM CLR 09/M04 A3010 RMK AO2 SLP195 T00891044 51020 |
| 08:53 EST |  Clear | 6°C / 43°F | -3°C / 27°F | 53% | 1019 mb (30.09 in) | SSW 9 kph (SSW 5.8 mph) | - | 10SM |
| | KGSP 281353Z 24005KT 10SM CLR 06/M03 A3010 RMK AO2 SLP192 T00611028 |
| 07:53 EST |  Clear | 3°C / 37°F | -4°C / 25°F | 60% | 1018 mb (30.06 in) | Calm | - | 10SM |
| | KGSP 281253Z 00000KT 10SM CLR 03/M04 A3006 RMK AO2 SLP182 T00281044 |
| 06:53 EST |  Clear | 4°C / 39°F | -7°C / 19°F | 45% | 1017 mb (30.03 in) | NE 11 kph (NE 6.9 mph) | - | 10SM |
| | KGSP 281153Z 03006KT 10SM CLR 04/M07 A3004 RMK AO2 SLP174 T00391067 10078 20033 53014 |
| 05:53 EST |  Clear | 4°C / 39°F | -7°C / 19°F | 45% | 1017 mb (30.03 in) | NNE 9 kph (NNE 5.8 mph) | - | 10SM |
| | KGSP 281053Z AUTO 02005KT 10SM CLR 04/M07 A3003 RMK AO2 SLP168 T00441067 |
| 04:53 EST |  Clear | 6°C / 43°F | -7°C / 19°F | 39% | 1016 mb (30 in) | NNW 9 kph (NNW 5.8 mph) | - | 10SM |
| | KGSP 280953Z AUTO 34005KT 10SM CLR 06/M07 A3000 RMK AO2 SLP158 T00561072 |
| 03:53 EST |  Clear | 7°C / 45°F | -8°C / 18°F | 34% | 1016 mb (30 in) | NNW 15 kph (NNW 9.2 mph) | - | 10SM |
| | KGSP 280853Z AUTO 33008KT 10SM CLR 07/M08 A3000 RMK AO2 SLP157 T00721083 53013 |
| 02:53 EST |  Clear | 8°C / 46°F | -9°C / 16°F | 29% | 1016 mb (30 in) | NW 19 kph (NW 11.5 mph) | - | 10SM |
| | KGSP 280753Z AUTO 32010G16KT 10SM CLR 08/M09 A2999 RMK AO2 SLP153 T00781089 |
| 01:53 EST |  Clear | 7°C / 45°F | -8°C / 18°F | 34% | 1015 mb (29.97 in) | N 15 kph (N 9.2 mph) | - | 10SM |
| | KGSP 280653Z AUTO 35008KT 10SM CLR 07/M08 A2997 RMK AO2 SLP146 T00721078 |
| 00:53 EST |  Clear | 4°C / 39°F | -6°C / 21°F | 48% | 1015 mb (29.97 in) | Calm | - | 10SM |
| | KGSP 280553Z AUTO 00000KT 10SM CLR 04/M06 A2997 RMK AO2 SLP146 T00391056 10089 20022 51012 |