| 10:51 EST |  Partly Cloudy | 9°C / 48°F | -2°C / 28°F | 46% | 1022 mb (30.18 in) | SSW 6 kph (SSW 3.5 mph) | - | 10SM |
| | KRDU 011551Z 26003KT 10SM FEW250 09/M02 A3019 RMK AO2 SLP225 T00891022 |
| 09:51 EST |  Clear | 7°C / 45°F | 0°C / 32°F | 61% | 1022 mb (30.18 in) | SSW 6 kph (SSW 3.5 mph) | - | 10SM |
| | KRDU 011451Z 26003KT 10SM CLR 07/00 A3018 RMK AO2 SLP219 T00720000 51028 |
| 08:51 EST |  Partly Cloudy | 3°C / 37°F | 0°C / 32°F | 81% | 1022 mb (30.18 in) | SSW 7 kph (SSW 4.6 mph) | - | 10SM |
| | KRDU 011351Z 24004KT 10SM FEW200 03/00 A3018 RMK AO2 SLP220 T00330000 |
| 07:51 EST |  Partly Cloudy | 0°C / 32°F | -1°C / 30°F | 93% | 1021 mb (30.15 in) | Calm | - | 10SM |
| | KRDU 011251Z 00000KT 10SM FEW250 00/M01 A3014 RMK AO2 SLP206 T00001011 |
| 06:51 EST |  Clear | -1°C / 30°F | -2°C / 28°F | 93% | 1019 mb (30.09 in) | Calm | - | 10SM |
| | KRDU 011151Z 00000KT 10SM CLR M01/M02 A3009 RMK AO2 SLP191 70018 T10111022 10044 21011 53008 |
| 05:51 EST |  Clear | -1°C / 30°F | -2°C / 28°F | 93% | 1019 mb (30.09 in) | Calm | - | 10SM |
| | KRDU 011051Z 00000KT 10SM CLR M01/M02 A3009 RMK AO2 SLP189 T10061022 |
| 04:51 EST |  Clear | 1°C / 34°F | -2°C / 28°F | 81% | 1018 mb (30.06 in) | Calm | - | 10SM |
| | KRDU 010951Z 00000KT 10SM CLR 01/M02 A3007 RMK AO2 SLP183 T00111017 |
| 03:51 EST |  Clear | 3°C / 37°F | -2°C / 28°F | 70% | 1018 mb (30.06 in) | Calm | - | 10SM |
| | KRDU 010851Z 00000KT 10SM CLR 03/M02 A3007 RMK AO2 SLP182 T00281022 51017 |
| 02:51 EST |  Clear | 3°C / 37°F | -2°C / 28°F | 70% | 1018 mb (30.06 in) | Variable 6 kph (Variable 3.5 mph) | - | 10SM |
| | KRDU 010751Z VRB03KT 10SM CLR 03/M02 A3006 RMK AO2 SLP178 T00331017 |
| 01:51 EST |  Clear | 4°C / 39°F | -1°C / 30°F | 70% | 1017 mb (30.03 in) | NW 7 kph (NW 4.6 mph) | - | 10SM |
| | KRDU 010651Z 30004KT 10SM CLR 04/M01 A3004 RMK AO2 SLP173 T00391011 |
| 00:51 EST |  Clear | 3°C / 37°F | 0°C / 32°F | 81% | 1017 mb (30.03 in) | Calm | - | 10SM |
| | KRDU 010551Z 00000KT 10SM CLR 03/00 A3002 RMK AO2 SLP165 60004 T00330000 10106 20028 51021 |