| 05:55 EST |  Overcast | 5°C / 41°F | 2°C / 36°F | 81% | 999 mb (29.5 in) | NW 20 kph (NW 12.7 mph) | - | 7SM |
| | KVLL 031055Z AUTO 31011G21KT 7SM OVC013 05/02 A2950 RMK AO2 |
| 05:35 EST |  Overcast | 5°C / 41°F | 2°C / 36°F | 81% | 999 mb (29.5 in) | NW 20 kph (NW 12.7 mph) | - | 7SM |
| | KVLL 031035Z AUTO 31011G18KT 7SM OVC013 05/02 A2950 RMK AO2 |
| 05:15 EST |  Overcast | 5°C / 41°F | 2°C / 36°F | 81% | 998 mb (29.47 in) | NW 15 kph (NW 9.2 mph) | - | 7SM |
| | KVLL 031015Z AUTO 32008G20KT 7SM BKN013 OVC018 05/02 A2946 RMK AO2 |
| 04:55 EST |  Overcast Hazy | 5°C / 41°F | 2°C / 36°F | 81% | 997 mb (29.44 in) | NNW 20 kph (NNW 12.7 mph) | - | 4SM |
| | KVLL 030955Z AUTO 33011G19KT 4SM HZ SCT008 OVC015 05/02 A2944 RMK AO2 |
| 04:35 EST |  Overcast Light Rain | 5°C / 41°F | 3°C / 37°F | 87% | 997 mb (29.44 in) | NW 22 kph (NW 13.8 mph) | - | 3SM |
| | KVLL 030935Z AUTO 31012G18KT 3SM -RA BKN015 BKN020 OVC033 05/03 A2943 RMK AO2 |
| 04:15 EST |  Overcast Light Rain | 5°C / 41°F | 3°C / 37°F | 87% | 997 mb (29.44 in) | NW 24 kph (NW 15 mph) | - | 4SM |
| | KVLL 030915Z AUTO 32013G17KT 4SM -RA SCT017 SCT022 OVC030 05/03 A2943 RMK AO2 |
| 03:55 EST |  Overcast Rain | 5°C / 41°F | 2°C / 36°F | 81% | 996 mb (29.41 in) | NW 19 kph (NW 11.5 mph) | - | 7SM |
| | KVLL 030855Z AUTO 32010G19KT 7SM RA BKN017 OVC030 05/02 A2941 RMK AO2 |
| 03:35 EST |  Overcast Light Rain | 5°C / 41°F | 2°C / 36°F | 81% | 995 mb (29.38 in) | NNW 28 kph (NNW 17.3 mph) | - | 10SM |
| | KVLL 030835Z AUTO 33015G23KT 10SM -RA OVC015 05/02 A2939 RMK AO2 |
| 03:15 EST |  Overcast Light Rain | 5°C / 41°F | 2°C / 36°F | 81% | 995 mb (29.38 in) | NNW 22 kph (NNW 13.8 mph) | - | 7SM |
| | KVLL 030815Z AUTO 34012G17KT 7SM -RA OVC015 05/02 A2937 RMK AO2 |
| 02:55 EST |  Overcast Light Rain | 5°C / 41°F | 2°C / 36°F | 81% | 994 mb (29.35 in) | NNW 22 kph (NNW 13.8 mph) | - | 10SM |
| | KVLL 030755Z AUTO 34012G25KT 10SM -RA OVC013 05/02 A2936 RMK AO2 |
| 02:35 EST |  Overcast Light Rain | 5°C / 41°F | 2°C / 36°F | 81% | 994 mb (29.35 in) | NNW 26 kph (NNW 16.1 mph) | - | 10SM |
| | KVLL 030735Z AUTO 34014G21KT 10SM -RA OVC013 05/02 A2936 RMK AO2 |
| 02:15 EST |  Overcast | 5°C / 41°F | 2°C / 36°F | 81% | 994 mb (29.35 in) | NNW 22 kph (NNW 13.8 mph) | - | 10SM |
| | KVLL 030715Z AUTO 34012G24KT 10SM OVC013 05/02 A2934 RMK AO2 |
| 01:55 EST |  Overcast Light Rain | 5°C / 41°F | 3°C / 37°F | 87% | 993 mb (29.32 in) | NNW 20 kph (NNW 12.7 mph) | - | 7SM |
| | KVLL 030655Z AUTO 34011G19KT 7SM -RA OVC013 05/03 A2933 RMK AO2 |
| 01:35 EST |  Overcast Light Rain | 5°C / 41°F | 3°C / 37°F | 87% | 993 mb (29.32 in) | NNW 24 kph (NNW 15 mph) | - | 7SM |
| | KVLL 030635Z AUTO 34013G22KT 7SM -RA OVC013 05/03 A2933 RMK AO2 |
| 01:15 EST |  Overcast Light Rain | 5°C / 41°F | 3°C / 37°F | 87% | 994 mb (29.35 in) | NNW 20 kph (NNW 12.7 mph) | - | 5SM |
| | KVLL 030615Z AUTO 34011G18KT 5SM -RA OVC013 05/03 A2934 RMK AO2 |
| 00:57 EST |  Overcast Light Rain | 6°C / 43°F | 3°C / 37°F | 81% | 994 mb (29.35 in) | N 20 kph (N 12.7 mph) | - | 5SM |
| | KVLL 030557Z AUTO 35011G17KT 5SM -RA OVC009 06/03 A2935 RMK AO2 |
| 00:35 EST |  Overcast Light Rain | 6°C / 43°F | 3°C / 37°F | 81% | 994 mb (29.35 in) | N 20 kph (N 12.7 mph) | - | 4SM |
| | KVLL 030535Z AUTO 35011G16KT 4SM -RA OVC009 06/03 A2936 RMK AO2 |
| 00:15 EST |  Overcast Light Rain | 6°C / 43°F | 3°C / 37°F | 81% | 995 mb (29.38 in) | N 19 kph (N 11.5 mph) | - | 3SM |
| | KVLL 030515Z AUTO 36010KT 3SM -RA OVC009 06/03 A2937 RMK AO2 |