| 17:51 EST |  Overcast Rain | 13°C / 55°F | 12°C / 54°F | 94% | 1008 mb (29.77 in) | NW 26 kph (NW 16.1 mph) | 0.76 mm (0.03 in) | 3SM |
| | KRDU 302251Z 32014G29KT 280V350 3SM RA BR BKN015 OVC028 13/12 A2978 RMK AO2 PK WND 01029/2249 RAE01B20 PRESRR SLP084 P0003 T01330117 |
| 17:31 EST |  Overcast | 14°C / 57°F | 12°C / 54°F | 88% | 1007 mb (29.74 in) | W 11 kph (W 6.9 mph) | 0.00 mm (0.00 in) | 8SM |
| | KRDU 302231Z 27006KT 8SM SCT016 BKN028 OVC080 14/12 A2974 RMK AO2 RAE01B20E31 P0000 |
| 16:51 EST |  Overcast Light Rain | 15°C / 59°F | 11°C / 52°F | 77% | 1007 mb (29.74 in) | SSW 19 kph (SSW 11.5 mph) | 0.25 mm (0.01 in) | 8SM |
| | KRDU 302151Z 25010G18KT 8SM -RA SCT018 SCT035 BKN080 OVC150 15/11 A2973 RMK AO2 RAB29 SLP065 P0001 T01500111 |
| 15:51 EST |  Overcast | 16°C / 61°F | 10°C / 50°F | 68% | 1006 mb (29.71 in) | SW 19 kph (SW 11.5 mph) | 0.00 mm (0.00 in) | 10SM |
| | KRDU 302051Z 23010KT 10SM SCT035 BKN090 OVC180 16/10 A2971 RMK AO2 RAB1956E16 SLP060 P0000 60000 T01610100 56017 |
| 14:51 EST |  Overcast | 16°C / 61°F | 9°C / 48°F | 63% | 1006 mb (29.71 in) | SW 20 kph (SW 12.7 mph) | - | 10SM |
| | KRDU 301951Z 22011KT 10SM SCT030 BKN090 OVC180 16/09 A2971 RMK AO2 SLP060 T01610094 |
| 13:51 EST |  Overcast | 16°C / 61°F | 9°C / 48°F | 63% | 1006 mb (29.71 in) | SSE 26 kph (SSE 16.1 mph) | 0.00 mm (0.00 in) | 10SM |
| | KRDU 301851Z 20014G19KT 10SM SCT030 BKN090 OVC180 16/09 A2970 RMK AO2 RAB08E18 SLP057 P0000 T01560094 |
| 12:51 EST |  Overcast | 16°C / 61°F | 9°C / 48°F | 63% | 1008 mb (29.77 in) | SW 22 kph (SW 13.8 mph) | - | 10SM |
| | KRDU 301751Z 23012KT 10SM SCT025 BKN120 OVC180 16/09 A2976 RMK AO2 SLP077 60000 T01560089 10167 20100 58027 |
| 11:51 EST |  Overcast | 16°C / 61°F | 9°C / 48°F | 63% | 1009 mb (29.8 in) | SW 22 kph (SW 13.8 mph) | 0.00 mm (0.00 in) | 10SM |
| | KRDU 301651Z 22012KT 10SM SCT025 BKN120 OVC180 16/09 A2980 RMK AO2 RAB19E38 SLP089 P0000 T01560094 |
| 10:51 EST |  Overcast | 16°C / 61°F | 8°C / 46°F | 59% | 1010 mb (29.83 in) | SSW 22 kph (SSW 13.8 mph) | - | 10SM |
| | KRDU 301551Z 24012KT 10SM SCT065 BKN120 BKN180 OVC250 16/08 A2984 RMK AO2 SLP103 T01610078 |
| 09:51 EST |  Mostly Cloudy | 15°C / 59°F | 7°C / 45°F | 59% | 1011 mb (29.85 in) | SSW 20 kph (SSW 12.7 mph) | - | 10SM |
| | KRDU 301451Z 24011KT 10SM BKN110 BKN180 15/07 A2985 RMK AO2 SLP105 T01500067 50000 |
| 08:51 EST |  Mostly Cloudy | 13°C / 55°F | 5°C / 41°F | 59% | 1011 mb (29.85 in) | SW 24 kph (SW 15 mph) | - | 10SM |
| | KRDU 301351Z 23013KT 10SM SCT100 BKN180 13/05 A2985 RMK AO2 SLP105 T01330050 |
| 07:51 EST |  Partly Cloudy | 11°C / 52°F | 4°C / 39°F | 62% | 1011 mb (29.85 in) | SW 15 kph (SW 9.2 mph) | - | 10SM |
| | KRDU 301251Z 21008KT 10SM FEW100 SCT180 11/04 A2985 RMK AO2 SLP107 T01060039 |
| 06:51 EST |  Mostly Cloudy | 11°C / 52°F | 3°C / 37°F | 58% | 1011 mb (29.85 in) | SW 15 kph (SW 9.2 mph) | - | 10SM |
| | KRDU 301151Z 21008KT 10SM FEW100 BKN150 11/03 A2985 RMK AO2 SLP105 T01110033 10122 20094 58006 |
| 05:51 EST |  Mostly Cloudy | 11°C / 52°F | 4°C / 39°F | 62% | 1011 mb (29.85 in) | SW 19 kph (SW 11.5 mph) | - | 10SM |
| | KRDU 301051Z 22010KT 10SM BKN075 11/04 A2986 RMK AO2 SLP110 T01110039 |
| 04:51 EST |  Partly Cloudy | 10°C / 50°F | 4°C / 39°F | 67% | 1011 mb (29.85 in) | SW 15 kph (SW 9.2 mph) | - | 10SM |
| | KRDU 300951Z 22008KT 10SM FEW110 SCT250 10/04 A2986 RMK AO2 SLP109 T01000044 |
| 03:51 EST |  Partly Cloudy | 10°C / 50°F | 4°C / 39°F | 67% | 1011 mb (29.85 in) | SW 13 kph (SW 8.1 mph) | - | 10SM |
| | KRDU 300851Z 23007KT 10SM FEW110 10/04 A2986 RMK AO2 SLP111 T01000044 58015 |
| 02:51 EST |  Partly Cloudy | 12°C / 54°F | 4°C / 39°F | 58% | 1012 mb (29.88 in) | SSE 17 kph (SSE 10.4 mph) | - | 10SM |
| | KRDU 300751Z 20009KT 10SM FEW110 12/04 A2988 RMK AO2 SLP117 T01170044 |
| 01:51 EST |  Partly Cloudy | 12°C / 54°F | 4°C / 39°F | 58% | 1013 mb (29.91 in) | SW 13 kph (SW 8.1 mph) | - | 10SM |
| | KRDU 300651Z 21007KT 10SM FEW110 SCT250 12/04 A2990 RMK AO2 SLP123 T01170044 |
| 00:51 EST |  Mostly Cloudy | 12°C / 54°F | 4°C / 39°F | 58% | 1013 mb (29.91 in) | SW 15 kph (SW 9.2 mph) | - | 10SM |
| | KRDU 300551Z 21008KT 10SM SCT110 BKN250 12/04 A2991 RMK AO2 SLP126 T01220044 10161 20117 58013 |