| 10:51 EST |  Overcast Light Rain | 7°C / 45°F | 6°C / 43°F | 93% | 1016 mb (30 in) | E 20 kph (E 12.7 mph) | 1.78 mm (0.07 in) | 6SM |
| | KRDU 251551Z 08011KT 6SM -RA BR SCT014 BKN100 OVC150 07/06 A3000 RMK AO2 RAE31B50 PRESFR SLP161 P0007 T00720061 $ |
| 10:34 EST |  Overcast | 7°C / 45°F | 6°C / 43°F | 93% | 1017 mb (30.03 in) | E 20 kph (E 12.7 mph) | 1.52 mm (0.06 in) | 10SM |
| | KRDU 251534Z 08011KT 10SM SCT020 BKN100 OVC150 07/06 A3003 RMK AO2 RAE31 P0006 $ |
| 10:19 EST |  Overcast Light Rain | 7°C / 45°F | 5°C / 41°F | 87% | 1017 mb (30.03 in) | E 20 kph (E 12.7 mph) | 1.27 mm (0.05 in) | 6SM |
| | KRDU 251519Z 08011KT 6SM -RA BR BKN018 OVC070 07/05 A3003 RMK AO2 PRESFR BKN018 V SCT P0005 $ |
| 09:51 EST |  Overcast Light Rain | 7°C / 45°F | 4°C / 39°F | 81% | 1018 mb (30.06 in) | E 15 kph (E 9.2 mph) | 0.76 mm (0.03 in) | 6SM |
| | KRDU 251451Z 08008G21KT 6SM -RA BR FEW010 OVC070 07/04 A3007 RMK AO2 RAB25 SLP185 P0003 60003 T00670044 55009 $ |
| 08:51 EST |  Overcast | 7°C / 45°F | 3°C / 37°F | 76% | 1018 mb (30.06 in) | E 19 kph (E 11.5 mph) | - | 10SM |
| | KRDU 251351Z 09010G19KT 10SM FEW011 OVC080 07/03 A3007 RMK AO2 SLP185 T00670033 $ |
| 07:51 EST |  Overcast | 6°C / 43°F | 2°C / 36°F | 76% | 1019 mb (30.09 in) | E 24 kph (E 15 mph) | - | 10SM |
| | KRDU 251251Z 08013G23KT 10SM FEW013 BKN060 OVC090 06/02 A3008 RMK AO2 SLP188 T00560022 $ |
| 06:51 EST |  Overcast | 4°C / 39°F | 2°C / 36°F | 87% | 1019 mb (30.09 in) | E 20 kph (E 12.7 mph) | - | 10SM |
| | KRDU 251151Z 09011G20KT 10SM SCT013 BKN055 OVC100 04/02 A3010 RMK AO2 PRESRR SLP194 T00440017 10044 20022 58016 $ |
| 05:51 EST |  Overcast | 3°C / 37°F | 1°C / 34°F | 87% | 1020 mb (30.12 in) | ENE 17 kph (ENE 10.4 mph) | - | 10SM |
| | KRDU 251051Z 07009G16KT 10SM SCT013 OVC050 03/01 A3011 RMK AO2 SLP199 T00330006 $ |
| 05:26 EST |  Overcast | 3°C / 37°F | 1°C / 34°F | 87% | 1020 mb (30.12 in) | E 20 kph (E 12.7 mph) | - | 10SM |
| | KRDU 251026Z 08011G18KT 10SM SCT013 BKN046 OVC250 03/01 A3013 RMK AO2 $ |
| 04:51 EST |  Overcast | 3°C / 37°F | 1°C / 34°F | 87% | 1021 mb (30.15 in) | E 28 kph (E 17.3 mph) | - | 10SM |
| | KRDU 250951Z 08015G22KT 10SM BKN013 OVC046 03/01 A3016 RMK AO2 SLP214 T00330006 $ |
| 03:51 EST |  Overcast | 3°C / 37°F | 1°C / 34°F | 87% | 1021 mb (30.15 in) | ENE 20 kph (ENE 12.7 mph) | - | 10SM |
| | KRDU 250851Z 06011G19KT 10SM BKN013 OVC046 03/01 A3015 RMK AO2 PRESFR SLP210 T00280006 58032 $ |
| 03:30 EST |  Overcast | 3°C / 37°F | 0°C / 32°F | 81% | 1022 mb (30.18 in) | ENE 17 kph (ENE 10.4 mph) | - | 10SM |
| | KRDU 250830Z 07009KT 10SM BKN013 BKN018 OVC046 03/00 A3017 RMK AO2 PRESFR $ |
| 02:51 EST |  Overcast | 3°C / 37°F | -1°C / 30°F | 75% | 1023 mb (30.21 in) | ENE 17 kph (ENE 10.4 mph) | - | 10SM |
| | KRDU 250751Z 06009KT 10SM OVC018 03/M01 A3020 RMK AO2 SLP227 T00281006 $ |
| 01:51 EST |  Overcast | 2°C / 36°F | -2°C / 28°F | 75% | 1023 mb (30.21 in) | ENE 11 kph (ENE 6.9 mph) | - | 10SM |
| | KRDU 250651Z 07006KT 10SM BKN018 OVC046 02/M02 A3022 RMK AO2 SLP233 T00221017 $ |
| 00:51 EST |  Overcast | 2°C / 36°F | -2°C / 28°F | 75% | 1024 mb (30.24 in) | ENE 17 kph (ENE 10.4 mph) | - | 10SM |
| | KRDU 250551Z 06009KT 10SM BKN046 OVC070 02/M02 A3024 RMK AO2 SLP242 T00221017 10044 20022 58015 $ |