| 21:42 EST |  Clear | -5°C / 23°F | -7°C / 19°F | 86% | 1025 mb (30.27 in) | NNE 13 kph (NNE 8.1 mph) | - | 10SM |
| | KLWB 070242Z AUTO 02007KT 10SM CLR M05/M07 A3026 RMK AO2 |
| 21:23 EST |  Clear | -6°C / 21°F | -7°C / 19°F | 93% | 1025 mb (30.27 in) | Calm | - | 10SM |
| | KLWB 070223Z AUTO 00000KT 10SM CLR M06/M07 A3027 RMK AO2 |
| 21:03 EST |  Clear | -5°C / 23°F | -7°C / 19°F | 86% | 1025 mb (30.27 in) | NE 6 kph (NE 3.5 mph) | - | 10SM |
| | KLWB 070203Z AUTO 03003KT 10SM CLR M05/M07 A3027 RMK AO2 |
| 20:41 EST |  Clear | -5°C / 23°F | -7°C / 19°F | 86% | 1025 mb (30.27 in) | NE 6 kph (NE 3.5 mph) | - | 10SM |
| | KLWB 070141Z AUTO 03003KT 10SM CLR M05/M07 A3028 RMK AO2 |
| 20:23 EST |  Clear | -4°C / 25°F | -7°C / 19°F | 80% | 1025 mb (30.27 in) | NNE 9 kph (NNE 5.8 mph) | - | 10SM |
| | KLWB 070123Z AUTO 02005KT 10SM CLR M04/M07 A3028 RMK AO2 |
| 20:01 EST |  Clear | -5°C / 23°F | -7°C / 19°F | 86% | 1025 mb (30.27 in) | ENE 6 kph (ENE 3.5 mph) | - | 10SM |
| | KLWB 070101Z AUTO 07003KT 10SM CLR M05/M07 A3027 RMK AO2 |
| 19:41 EST |  Clear | -4°C / 25°F | -6°C / 21°F | 86% | 1026 mb (30.3 in) | Calm | - | 10SM |
| | KLWB 070041Z AUTO 00000KT 10SM CLR M04/M06 A3029 RMK AO2 |
| 19:22 EST |  Clear | -5°C / 23°F | -7°C / 19°F | 86% | 1025 mb (30.27 in) | NE 6 kph (NE 3.5 mph) | - | 10SM |
| | KLWB 070022Z AUTO 03003KT 10SM CLR M05/M07 A3027 RMK AO2 |
| 19:01 EST |  Clear | -5°C / 23°F | -6°C / 21°F | 93% | 1025 mb (30.27 in) | NNE 9 kph (NNE 5.8 mph) | - | 10SM |
| | KLWB 070001Z AUTO 02005KT 10SM CLR M05/M06 A3026 RMK AO2 |
| 18:41 EST |  Clear | -4°C / 25°F | -7°C / 19°F | 80% | 1025 mb (30.27 in) | NE 6 kph (NE 3.5 mph) | - | 10SM |
| | KLWB 062341Z AUTO 05003KT 10SM CLR M04/M07 A3027 RMK AO2 |
| 18:21 EST |  Clear | -4°C / 25°F | -6°C / 21°F | 86% | 1025 mb (30.27 in) | Calm | - | 10SM |
| | KLWB 062321Z AUTO 00000KT 10SM CLR M04/M06 A3027 RMK AO2 |
| 18:01 EST |  Clear | -4°C / 25°F | -6°C / 21°F | 86% | 1025 mb (30.27 in) | Calm | - | 10SM |
| | KLWB 062301Z AUTO 00000KT 10SM CLR M04/M06 A3026 RMK AO2 |
| 17:41 EST |  Clear | -3°C / 27°F | -7°C / 19°F | 74% | 1025 mb (30.27 in) | Calm | - | 10SM |
| | KLWB 062241Z AUTO 00000KT 10SM CLR M03/M07 A3026 RMK AO2 |
| 17:22 EST |  Clear | -3°C / 27°F | -7°C / 19°F | 74% | 1024 mb (30.24 in) | Calm | - | 10SM |
| | KLWB 062222Z AUTO 00000KT 10SM CLR M03/M07 A3025 RMK AO2 |
| 17:01 EST |  Clear | -2°C / 28°F | -7°C / 19°F | 69% | 1024 mb (30.24 in) | Calm | - | 10SM |
| | KLWB 062201Z AUTO 00000KT 10SM CLR M02/M07 A3025 RMK AO2 |
| 16:41 EST |  Clear | -2°C / 28°F | -7°C / 19°F | 69% | 1024 mb (30.24 in) | Calm | - | 10SM |
| | KLWB 062141Z AUTO 00000KT 10SM CLR M02/M07 A3024 RMK AO2 |
| 16:21 EST |  Clear | -2°C / 28°F | -7°C / 19°F | 69% | 1024 mb (30.24 in) | Calm | - | 10SM |
| | KLWB 062121Z AUTO 00000KT 10SM CLR M02/M07 A3025 RMK AO2 |
| 16:01 EST |  Clear | -2°C / 28°F | -7°C / 19°F | 69% | 1024 mb (30.24 in) | Calm | - | 10SM |
| | KLWB 062101Z AUTO 00000KT 10SM CLR M02/M07 A3025 RMK AO2 |
| 15:41 EST |  Clear | -1°C / 30°F | -7°C / 19°F | 64% | 1024 mb (30.24 in) | Calm | - | 10SM |
| | KLWB 062041Z AUTO 00000KT 10SM CLR M01/M07 A3025 RMK AO2 |
| 15:23 EST |  Clear | -2°C / 28°F | -8°C / 18°F | 64% | 1024 mb (30.24 in) | Calm | - | 10SM |
| | KLWB 062023Z AUTO 00000KT 10SM CLR M02/M08 A3025 RMK AO2 |
| 15:01 EST |  Clear | -2°C / 28°F | -8°C / 18°F | 64% | 1024 mb (30.24 in) | Calm | - | 10SM |
| | KLWB 062001Z AUTO 00000KT 10SM CLR M02/M08 A3025 RMK AO2 |
| 14:41 EST |  Clear | -2°C / 28°F | -8°C / 18°F | 64% | 1024 mb (30.24 in) | Calm | - | 10SM |
| | KLWB 061941Z AUTO 00000KT 10SM CLR M02/M08 A3024 RMK AO2 |
| 14:22 EST |  Clear | -2°C / 28°F | -7°C / 19°F | 69% | 1024 mb (30.24 in) | Calm | - | 10SM |
| | KLWB 061922Z AUTO 00000KT 10SM CLR M02/M07 A3023 RMK AO2 |
| 14:01 EST |  Clear | -2°C / 28°F | -8°C / 18°F | 64% | 1024 mb (30.24 in) | Calm | - | 10SM |
| | KLWB 061901Z AUTO 00000KT 10SM CLR M02/M08 A3023 RMK AO2 |
| 13:41 EST |  Clear | -2°C / 28°F | -8°C / 18°F | 64% | 1024 mb (30.24 in) | Calm | - | 10SM |
| | KLWB 061841Z AUTO 00000KT 10SM CLR M02/M08 A3024 RMK AO2 |
| 13:21 EST |  Clear | -2°C / 28°F | -8°C / 18°F | 64% | 1024 mb (30.24 in) | Calm | - | 10SM |
| | KLWB 061821Z AUTO 00000KT 10SM CLR M02/M08 A3024 RMK AO2 |
| 13:02 EST |  Clear | -2°C / 28°F | -8°C / 18°F | 64% | 1025 mb (30.27 in) | Calm | - | 10SM |
| | KLWB 061802Z AUTO 00000KT 10SM CLR M02/M08 A3026 RMK AO2 |
| 12:41 EST |  Clear | -2°C / 28°F | -9°C / 16°F | 59% | 1025 mb (30.27 in) | SW 6 kph (SW 3.5 mph) | - | 10SM |
| | KLWB 061741Z AUTO 22003KT 10SM CLR M02/M09 A3026 RMK AO2 |
| 12:21 EST |  Clear | -3°C / 27°F | -8°C / 18°F | 69% | 1025 mb (30.27 in) | SW 6 kph (SW 3.5 mph) | - | 10SM |
| | KLWB 061721Z AUTO 22003KT 10SM CLR M03/M08 A3027 RMK AO2 |
| 12:01 EST |  Clear | -3°C / 27°F | -8°C / 18°F | 69% | 1025 mb (30.27 in) | Calm | - | 10SM |
| | KLWB 061701Z AUTO 00000KT 10SM CLR M03/M08 A3028 RMK AO2 |
| 11:42 EST |  Clear | -3°C / 27°F | -8°C / 18°F | 69% | 1026 mb (30.3 in) | Calm | - | 10SM |
| | KLWB 061642Z AUTO 00000KT 10SM CLR M03/M08 A3029 RMK AO2 |
| 11:21 EST |  Clear | -3°C / 27°F | -8°C / 18°F | 69% | 1026 mb (30.3 in) | Calm | - | 10SM |
| | KLWB 061621Z AUTO 00000KT 10SM CLR M03/M08 A3029 RMK AO2 |
| 11:01 EST |  Clear | -3°C / 27°F | -8°C / 18°F | 69% | 1026 mb (30.3 in) | SSE 6 kph (SSE 3.5 mph) | - | 10SM |
| | KLWB 061601Z AUTO 16003KT 10SM CLR M03/M08 A3030 RMK AO2 |
| 10:42 EST |  Clear | -3°C / 27°F | -8°C / 18°F | 69% | 1026 mb (30.3 in) | Calm | - | 10SM |
| | KLWB 061542Z AUTO 00000KT 10SM CLR M03/M08 A3030 RMK AO2 |
| 10:21 EST |  Clear | -4°C / 25°F | -8°C / 18°F | 74% | 1026 mb (30.3 in) | Calm | - | 10SM |
| | KLWB 061521Z AUTO 00000KT 10SM CLR M04/M08 A3030 RMK AO2 |
| 10:01 EST |  Clear | -4°C / 25°F | -8°C / 18°F | 74% | 1026 mb (30.3 in) | Calm | - | 10SM |
| | KLWB 061501Z AUTO 00000KT 10SM CLR M04/M08 A3031 RMK AO2 |
| 09:41 EST |  Clear | -4°C / 25°F | -8°C / 18°F | 74% | 1026 mb (30.3 in) | Calm | - | 10SM |
| | KLWB 061441Z AUTO 00000KT 10SM CLR M04/M08 A3031 RMK AO2 |
| 09:21 EST |  Clear | -5°C / 23°F | -8°C / 18°F | 80% | 1026 mb (30.3 in) | Calm | - | 10SM |
| | KLWB 061421Z AUTO 00000KT 10SM CLR M05/M08 A3031 RMK AO2 |
| 09:01 EST |  Clear | -7°C / 19°F | -9°C / 16°F | 86% | 1026 mb (30.3 in) | Calm | - | 10SM |
| | KLWB 061401Z AUTO 00000KT 10SM CLR M07/M09 A3030 RMK AO2 |
| 08:41 EST |  Clear | -7°C / 19°F | -9°C / 16°F | 86% | 1026 mb (30.3 in) | S 6 kph (S 3.5 mph) | - | 10SM |
| | KLWB 061341Z AUTO 19003KT 10SM CLR M07/M09 A3029 RMK AO2 |
| 08:21 EST |  Clear | -8°C / 18°F | -9°C / 16°F | 93% | 1026 mb (30.3 in) | Calm | - | 7SM |
| | KLWB 061321Z AUTO 00000KT 7SM CLR M08/M09 A3029 RMK AO2 |
| 08:01 EST |  Clear | -8°C / 18°F | -9°C / 16°F | 93% | 1026 mb (30.3 in) | Calm | - | 7SM |
| | KLWB 061301Z AUTO 00000KT 7SM CLR M08/M09 A3029 RMK AO2 |
| 07:41 EST |  Clear | -9°C / 16°F | -10°C / 14°F | 93% | 1026 mb (30.3 in) | Calm | - | 7SM |
| | KLWB 061241Z AUTO 00000KT 7SM CLR M09/M10 A3029 RMK AO2 |
| 07:21 EST |  Clear | -8°C / 18°F | -9°C / 16°F | 93% | 1025 mb (30.27 in) | SW 6 kph (SW 3.5 mph) | - | 7SM |
| | KLWB 061221Z AUTO 23003KT 7SM CLR M08/M09 A3026 RMK AO2 |
| 07:02 EST |  Clear | -7°C / 19°F | -9°C / 16°F | 86% | 1025 mb (30.27 in) | S 6 kph (S 3.5 mph) | - | 10SM |
| | KLWB 061202Z AUTO 19003KT 10SM CLR M07/M09 A3026 RMK AO2 |
| 06:43 EST |  Clear | -8°C / 18°F | -9°C / 16°F | 93% | 1025 mb (30.27 in) | Calm | - | 10SM |
| | KLWB 061143Z AUTO 00000KT 10SM CLR M08/M09 A3026 RMK AO2 |
| 06:21 EST |  Clear | -7°C / 19°F | -8°C / 18°F | 93% | 1024 mb (30.24 in) | Calm | - | 10SM |
| | KLWB 061121Z AUTO 00000KT 10SM CLR M07/M08 A3025 RMK AO2 |
| 06:01 EST |  Clear | -8°C / 18°F | -9°C / 16°F | 93% | 1024 mb (30.24 in) | Calm | - | 10SM |
| | KLWB 061101Z AUTO 00000KT 10SM CLR M08/M09 A3024 RMK AO2 |
| 05:42 EST |  Clear | -7°C / 19°F | -9°C / 16°F | 86% | 1024 mb (30.24 in) | Calm | - | 10SM |
| | KLWB 061042Z AUTO 00000KT 10SM CLR M07/M09 A3023 RMK AO2 |
| 05:21 EST |  Clear | -7°C / 19°F | -9°C / 16°F | 86% | 1023 mb (30.21 in) | NW 6 kph (NW 3.5 mph) | - | 10SM |
| | KLWB 061021Z AUTO 30003KT 10SM CLR M07/M09 A3022 RMK AO2 |
| 05:01 EST |  Clear | -6°C / 21°F | -8°C / 18°F | 86% | 1023 mb (30.21 in) | Calm | - | 10SM |
| | KLWB 061001Z AUTO 00000KT 10SM CLR M06/M08 A3020 RMK AO2 |
| 04:41 EST |  Clear | -6°C / 21°F | -8°C / 18°F | 86% | 1022 mb (30.18 in) | Calm | - | 10SM |
| | KLWB 060941Z AUTO 00000KT 10SM CLR M06/M08 A3019 RMK AO2 |
| 04:21 EST |  Clear | -6°C / 21°F | -8°C / 18°F | 86% | 1022 mb (30.18 in) | NW 7 kph (NW 4.6 mph) | - | 10SM |
| | KLWB 060921Z AUTO 30004KT 10SM CLR M06/M08 A3019 RMK AO2 |
| 04:02 EST |  Partly Cloudy | -6°C / 21°F | -8°C / 18°F | 86% | 1022 mb (30.18 in) | W 6 kph (W 3.5 mph) | - | 10SM |
| | KLWB 060902Z AUTO 28003KT 10SM SCT018 M06/M08 A3019 RMK AO2 |
| 03:41 EST |  Partly Cloudy | -6°C / 21°F | -8°C / 18°F | 86% | 1022 mb (30.18 in) | W 6 kph (W 3.5 mph) | - | 10SM |
| | KLWB 060841Z AUTO 27003KT 10SM SCT018 M06/M08 A3019 RMK AO2 |
| 03:22 EST |  Clear | -5°C / 23°F | -8°C / 18°F | 80% | 1022 mb (30.18 in) | NW 7 kph (NW 4.6 mph) | - | 10SM |
| | KLWB 060822Z AUTO 31004KT 10SM CLR M05/M08 A3019 RMK AO2 |
| 03:01 EST |  Partly Cloudy | -5°C / 23°F | -8°C / 18°F | 80% | 1022 mb (30.18 in) | NW 7 kph (NW 4.6 mph) | - | 10SM |
| | KLWB 060801Z AUTO 30004KT 10SM SCT023 M05/M08 A3018 RMK AO2 |
| 02:41 EST |  Mostly Cloudy | -4°C / 25°F | -8°C / 18°F | 74% | 1021 mb (30.15 in) | WNW 6 kph (WNW 3.5 mph) | - | 10SM |
| | KLWB 060741Z AUTO 29003KT 10SM BKN023 M04/M08 A3015 RMK AO2 |
| 02:22 EST |  Mostly Cloudy | -4°C / 25°F | -7°C / 19°F | 80% | 1021 mb (30.15 in) | NW 6 kph (NW 3.5 mph) | - | 10SM |
| | KLWB 060722Z AUTO 30003KT 10SM BKN023 M04/M07 A3015 RMK AO2 |
| 02:01 EST |  Overcast | -4°C / 25°F | -7°C / 19°F | 80% | 1021 mb (30.15 in) | Calm | - | 10SM |
| | KLWB 060701Z AUTO 00000KT 10SM OVC023 M04/M07 A3014 RMK AO2 |
| 01:42 EST |  Overcast | -3°C / 27°F | -7°C / 19°F | 74% | 1021 mb (30.15 in) | W 11 kph (W 6.9 mph) | - | 10SM |
| | KLWB 060642Z AUTO 28006KT 10SM OVC021 M03/M07 A3015 RMK AO2 |
| 01:21 EST |  Overcast | -4°C / 25°F | -7°C / 19°F | 80% | 1020 mb (30.12 in) | Calm | - | 10SM |
| | KLWB 060621Z AUTO 00000KT 10SM OVC023 M04/M07 A3013 RMK AO2 |
| 01:01 EST |  Mostly Cloudy | -3°C / 27°F | -7°C / 19°F | 74% | 1020 mb (30.12 in) | Calm | - | 10SM |
| | KLWB 060601Z AUTO 00000KT 10SM BKN023 M03/M07 A3012 RMK AO2 |
| 00:41 EST |  Partly Cloudy | -3°C / 27°F | -7°C / 19°F | 74% | 1020 mb (30.12 in) | NNW 7 kph (NNW 4.6 mph) | - | 10SM |
| | KLWB 060541Z AUTO 33004KT 10SM SCT025 M03/M07 A3012 RMK AO2 |
| 00:23 EST |  Partly Cloudy | -3°C / 27°F | -7°C / 19°F | 74% | 1020 mb (30.12 in) | NNW 9 kph (NNW 5.8 mph) | - | 10SM |
| | KLWB 060523Z AUTO 33005KT 10SM SCT025 M03/M07 A3011 RMK AO2 |
| 00:01 EST |  Overcast | -3°C / 27°F | -7°C / 19°F | 74% | 1019 mb (30.09 in) | NNW 7 kph (NNW 4.6 mph) | - | 10SM |
| | KLWB 060501Z AUTO 33004KT 10SM OVC023 M03/M07 A3010 RMK AO2 |