| 07:21 EST |  Overcast | 1°C / 34°F | -3°C / 27°F | 75% | 1009 mb (29.8 in) | W 48 kph (W 29.9 mph) | - | 10SM |
| | KTNB 271221Z AUTO 28026G48KT 10SM OVC015 01/M03 A2979 RMK AO2 |
| 07:01 EST |  Overcast | 1°C / 34°F | -3°C / 27°F | 75% | 1009 mb (29.8 in) | WNW 57 kph (WNW 35.7 mph) | - | 10SM |
| | KTNB 271201Z AUTO 29031G44KT 10SM OVC015 01/M03 A2979 RMK AO2 |
| 06:41 EST |  Overcast | 1°C / 34°F | -2°C / 28°F | 81% | 1008 mb (29.77 in) | W 57 kph (W 35.7 mph) | - | 10SM |
| | KTNB 271141Z AUTO 28031G46KT 10SM BKN012 OVC018 01/M02 A2978 RMK AO2 |
| 06:23 EST |  Overcast | 1°C / 34°F | -2°C / 28°F | 81% | 1008 mb (29.77 in) | WNW 54 kph (WNW 33.4 mph) | - | 10SM |
| | KTNB 271123Z AUTO 29029G41KT 10SM OVC012 01/M02 A2978 RMK AO2 |
| 06:01 EST |  Overcast | 1°C / 34°F | -2°C / 28°F | 81% | 1009 mb (29.8 in) | WNW 46 kph (WNW 28.8 mph) | - | 10SM |
| | KTNB 271101Z AUTO 29025G44KT 10SM OVC010 01/M02 A2979 RMK AO2 |
| 05:41 EST |  Overcast | 1°C / 34°F | -2°C / 28°F | 81% | 1008 mb (29.77 in) | WNW 63 kph (WNW 39.1 mph) | - | 10SM |
| | KTNB 271041Z AUTO 29034G45KT 10SM OVC008 01/M02 A2978 RMK AO2 |
| 05:21 EST |  Overcast | 1°C / 34°F | -1°C / 30°F | 87% | 1008 mb (29.77 in) | WNW 50 kph (WNW 31.1 mph) | - | 10SM |
| | KTNB 271021Z AUTO 29027G38KT 10SM OVC008 01/M01 A2978 RMK AO2 |
| 05:01 EST |  Overcast | 1°C / 34°F | -1°C / 30°F | 87% | 1008 mb (29.77 in) | WNW 50 kph (WNW 31.1 mph) | - | 10SM |
| | KTNB 271001Z AUTO 29027G40KT 10SM OVC008 01/M01 A2978 RMK AO2 |
| 04:42 EST |  Overcast | 1°C / 34°F | -1°C / 30°F | 87% | 1008 mb (29.77 in) | WNW 46 kph (WNW 28.8 mph) | - | 10SM |
| | KTNB 270942Z AUTO 29025G41KT 10SM OVC008 01/M01 A2978 RMK AO2 |
| 04:21 EST |  Overcast | 1°C / 34°F | -1°C / 30°F | 87% | 1008 mb (29.77 in) | WNW 61 kph (WNW 38 mph) | - | 7SM |
| | KTNB 270921Z AUTO 29033G44KT 7SM OVC008 01/M01 A2977 RMK AO2 |
| 04:01 EST |  Overcast | 1°C / 34°F | -1°C / 30°F | 87% | 1008 mb (29.77 in) | WNW 37 kph (WNW 23 mph) | - | 7SM |
| | KTNB 270901Z AUTO 29020G36KT 7SM BKN008 OVC012 01/M01 A2977 RMK AO2 |
| 03:41 EST |  Overcast Unknown Precip | 1°C / 34°F | -1°C / 30°F | 87% | 1008 mb (29.77 in) | WNW 52 kph (WNW 32.2 mph) | - | 7SM |
| | KTNB 270841Z AUTO 29028G40KT 7SM UP OVC008 01/M01 A2977 RMK AO2 |
| 03:21 EST |  Overcast Unknown Precip | 1°C / 34°F | -1°C / 30°F | 87% | 1008 mb (29.77 in) | NW 35 kph (NW 21.9 mph) | - | 5SM |
| | KTNB 270821Z AUTO 30019G33KT 5SM UP OVC008 01/M01 A2978 RMK AO2 |
| 03:01 EST |  Overcast | 1°C / 34°F | -2°C / 28°F | 81% | 1009 mb (29.8 in) | NW 41 kph (NW 25.3 mph) | - | 10SM |
| | KTNB 270801Z AUTO 31022G33KT 10SM OVC008 01/M02 A2979 RMK AO2 |
| 02:41 EST |  Overcast | 1°C / 34°F | -2°C / 28°F | 81% | 1009 mb (29.8 in) | NW 26 kph (NW 16.1 mph) | - | 10SM |
| | KTNB 270741Z AUTO 30014G32KT 10SM OVC010 01/M02 A2980 RMK AO2 |
| 02:21 EST |  Overcast Unknown Precip | 1°C / 34°F | -2°C / 28°F | 81% | 1009 mb (29.8 in) | NW 32 kph (NW 19.6 mph) | - | 10SM |
| | KTNB 270721Z AUTO 30017G32KT 10SM UP OVC010 01/M02 A2981 RMK AO2 |
| 02:01 EST |  Overcast | 1°C / 34°F | -2°C / 28°F | 81% | 1009 mb (29.8 in) | WNW 41 kph (WNW 25.3 mph) | - | 10SM |
| | KTNB 270701Z AUTO 29022G31KT 10SM OVC010 01/M02 A2981 RMK AO2 |
| 01:41 EST |  Overcast | 1°C / 34°F | -2°C / 28°F | 81% | 1009 mb (29.8 in) | WNW 24 kph (WNW 15 mph) | - | 10SM |
| | KTNB 270641Z AUTO 29013G31KT 10SM OVC010 01/M02 A2980 RMK AO2 LTG DSNT NE |
| 01:21 EST |  Overcast | 1°C / 34°F | -2°C / 28°F | 81% | 1009 mb (29.8 in) | NW 39 kph (NW 24.2 mph) | - | 10SM |
| | KTNB 270621Z AUTO 30021G38KT 10SM OVC012 01/M02 A2979 RMK AO2 |
| 01:01 EST |  Overcast | 1°C / 34°F | -3°C / 27°F | 75% | 1008 mb (29.77 in) | WNW 30 kph (WNW 18.4 mph) | - | 10SM |
| | KTNB 270601Z AUTO 29016G40KT 10SM OVC014 01/M03 A2978 RMK AO2 |
| 00:41 EST |  Overcast | 1°C / 34°F | -3°C / 27°F | 75% | 1008 mb (29.77 in) | WNW 52 kph (WNW 32.2 mph) | - | 10SM |
| | KTNB 270541Z AUTO 29028G48KT 10SM OVC014 01/M03 A2976 RMK AO2 LTG DSNT NE |
| 00:21 EST |  Overcast | 1°C / 34°F | -3°C / 27°F | 75% | 1008 mb (29.77 in) | W 43 kph (W 26.5 mph) | - | 10SM |
| | KTNB 270521Z AUTO 28023G36KT 10SM OVC016 01/M03 A2977 RMK AO2 |
| 00:01 EST |  Overcast | 1°C / 34°F | -4°C / 25°F | 70% | 1009 mb (29.8 in) | WNW 43 kph (WNW 26.5 mph) | - | 10SM |
| | KTNB 270501Z AUTO 29023G31KT 10SM OVC018 01/M04 A2979 RMK AO2 |