| 17:16 EST |  Mostly Cloudy | 3°C / 37°F | -5°C / 23°F | 56% | 1021 mb (30.15 in) | NNW 11 kph (NNW 6.9 mph) | - | 10SM |
| | KSME 042216Z AUTO 34006KT 10SM SCT065 SCT080 BKN100 03/M05 A3015 RMK AO2 |
| 16:56 EST |  Mostly Cloudy | 3°C / 37°F | -5°C / 23°F | 56% | 1021 mb (30.15 in) | NNW 7 kph (NNW 4.6 mph) | - | 10SM |
| | KSME 042156Z AUTO 33004KT 10SM SCT075 BKN090 03/M05 A3016 RMK AO2 |
| 16:37 EST |  Mostly Cloudy | 4°C / 39°F | -5°C / 23°F | 52% | 1022 mb (30.18 in) | NNW 9 kph (NNW 5.8 mph) | - | 10SM |
| | KSME 042137Z AUTO 34005KT 10SM BKN080 04/M05 A3017 RMK AO2 |
| 16:16 EST |  Mostly Cloudy | 4°C / 39°F | -5°C / 23°F | 52% | 1021 mb (30.15 in) | NW 7 kph (NW 4.6 mph) | - | 10SM |
| | KSME 042116Z AUTO 32004KT 10SM BKN090 BKN110 04/M05 A3016 RMK AO2 |
| 15:56 EST |  Mostly Cloudy | 4°C / 39°F | -5°C / 23°F | 52% | 1021 mb (30.15 in) | Calm | - | 10SM |
| | KSME 042056Z AUTO 00000KT 10SM BKN090 BKN110 04/M05 A3016 RMK AO2 |
| 15:36 EST |  Mostly Cloudy | 4°C / 39°F | -5°C / 23°F | 52% | 1021 mb (30.15 in) | NW 9 kph (NW 5.8 mph) | - | 10SM |
| | KSME 042036Z AUTO 32005KT 10SM SCT070 SCT090 BKN110 04/M05 A3015 RMK AO2 |
| 14:56 EST |  Partly Cloudy | 5°C / 41°F | -5°C / 23°F | 49% | 1021 mb (30.15 in) | NNW 7 kph (NNW 4.6 mph) | - | 10SM |
| | KSME 041956Z AUTO 34004KT 10SM SCT090 05/M05 A3015 RMK AO2 |
| 14:36 EST |  Mostly Cloudy | 4°C / 39°F | -6°C / 21°F | 48% | 1022 mb (30.18 in) | SW 6 kph (SW 3.5 mph) | - | 10SM |
| | KSME 041936Z AUTO 22003KT 10SM BKN100 04/M06 A3017 RMK AO2 |
| 14:16 EST |  Partly Cloudy | 5°C / 41°F | -6°C / 21°F | 45% | 1022 mb (30.18 in) | SSW 6 kph (SSW 3.5 mph) | - | 10SM |
| | KSME 041916Z AUTO 25003KT 10SM SCT100 05/M06 A3018 RMK AO2 |
| 13:56 EST |  Partly Cloudy | 5°C / 41°F | -6°C / 21°F | 45% | 1021 mb (30.15 in) | Calm | - | 10SM |
| | KSME 041856Z AUTO 00000KT 10SM SCT110 05/M06 A3016 RMK AO2 |
| 13:37 EST |  Partly Cloudy | 5°C / 41°F | -5°C / 23°F | 49% | 1022 mb (30.18 in) | SE 6 kph (SE 3.5 mph) | - | 10SM |
| | KSME 041837Z AUTO 12003KT 10SM SCT110 05/M05 A3017 RMK AO2 |
| 13:22 EST |  Partly Cloudy | 4°C / 39°F | -6°C / 21°F | 48% | 1022 mb (30.18 in) | Calm | - | 10SM |
| | KSME 041822Z AUTO 00000KT 10SM SCT110 04/M06 A3018 RMK AO2 |
| 12:56 EST |  Mostly Cloudy | 4°C / 39°F | -6°C / 21°F | 48% | 1022 mb (30.18 in) | W 6 kph (W 3.5 mph) | - | 10SM |
| | KSME 041756Z AUTO 27003KT 10SM BKN110 04/M06 A3019 RMK AO2 |
| 12:36 EST |  Clear | 3°C / 37°F | -5°C / 23°F | 56% | 1023 mb (30.21 in) | Calm | - | 10SM |
| | KSME 041736Z AUTO 00000KT 10SM CLR 03/M05 A3020 RMK AO2 |
| 12:16 EST |  Clear | 4°C / 39°F | -5°C / 23°F | 52% | 1023 mb (30.21 in) | NNW 7 kph (NNW 4.6 mph) | - | 10SM |
| | KSME 041716Z AUTO 33004KT 10SM CLR 04/M05 A3021 RMK AO2 |
| 11:56 EST |  Partly Cloudy | 4°C / 39°F | -5°C / 23°F | 52% | 1023 mb (30.21 in) | NNW 6 kph (NNW 3.5 mph) | - | 10SM |
| | KSME 041656Z AUTO 33003KT 10SM SCT120 04/M05 A3021 RMK AO2 |
| 11:36 EST |  Partly Cloudy | 3°C / 37°F | -4°C / 25°F | 60% | 1023 mb (30.21 in) | NW 7 kph (NW 4.6 mph) | - | 10SM |
| | KSME 041636Z AUTO 31004KT 10SM SCT120 03/M04 A3022 RMK AO2 |
| 11:16 EST |  Clear | 3°C / 37°F | -4°C / 25°F | 60% | 1024 mb (30.24 in) | Calm | - | 10SM |
| | KSME 041616Z AUTO 00000KT 10SM CLR 03/M04 A3023 RMK AO2 |
| 10:56 EST |  Clear | 2°C / 36°F | -4°C / 25°F | 65% | 1024 mb (30.24 in) | NNE 7 kph (NNE 4.6 mph) | - | 10SM |
| | KSME 041556Z AUTO 02004KT 10SM CLR 02/M04 A3024 RMK AO2 |
| 10:36 EST |  Clear | 2°C / 36°F | -5°C / 23°F | 60% | 1024 mb (30.24 in) | NNW 6 kph (NNW 3.5 mph) | - | 10SM |
| | KSME 041536Z AUTO 34003KT 10SM CLR 02/M05 A3024 RMK AO2 |
| 10:16 EST |  Clear | 2°C / 36°F | -5°C / 23°F | 60% | 1024 mb (30.24 in) | Calm | - | 10SM |
| | KSME 041516Z AUTO 00000KT 10SM CLR 02/M05 A3024 RMK AO2 |
| 09:56 EST |  Clear | 2°C / 36°F | -4°C / 25°F | 65% | 1024 mb (30.24 in) | Calm | - | 10SM |
| | KSME 041456Z AUTO 00000KT 10SM CLR 02/M04 A3024 RMK AO2 |
| 09:36 EST |  Clear | 1°C / 34°F | -4°C / 25°F | 70% | 1024 mb (30.24 in) | N 6 kph (N 3.5 mph) | - | 10SM |
| | KSME 041436Z AUTO 01003KT 10SM CLR 01/M04 A3023 RMK AO2 |
| 09:16 EST |  Clear | 1°C / 34°F | -4°C / 25°F | 70% | 1024 mb (30.24 in) | Calm | - | 10SM |
| | KSME 041416Z AUTO 00000KT 10SM CLR 01/M04 A3023 RMK AO2 |
| 08:56 EST |  Clear | 1°C / 34°F | -3°C / 27°F | 75% | 1023 mb (30.21 in) | Calm | - | 10SM |
| | KSME 041356Z AUTO 00000KT 10SM CLR 01/M03 A3022 RMK AO2 |
| 08:37 EST |  Clear | 1°C / 34°F | -3°C / 27°F | 75% | 1023 mb (30.21 in) | Calm | - | 10SM |
| | KSME 041337Z AUTO 00000KT 10SM CLR 01/M03 A3021 RMK AO2 |
| 08:16 EST |  Clear | 1°C / 34°F | -3°C / 27°F | 75% | 1023 mb (30.21 in) | Calm | - | 10SM |
| | KSME 041316Z AUTO 00000KT 10SM CLR 01/M03 A3021 RMK AO2 |
| 07:56 EST |  Clear | 0°C / 32°F | -4°C / 25°F | 75% | 1023 mb (30.21 in) | Calm | - | 10SM |
| | KSME 041256Z AUTO 00000KT 10SM CLR 00/M04 A3021 RMK AO2 |
| 07:35 EST |  Partly Cloudy | 0°C / 32°F | -4°C / 25°F | 75% | 1023 mb (30.21 in) | Calm | - | 10SM |
| | KSME 041235Z AUTO 00000KT 10SM SCT035 00/M04 A3021 RMK AO2 |
| 07:16 EST |  Mostly Cloudy | 0°C / 32°F | -3°C / 27°F | 80% | 1023 mb (30.21 in) | Calm | - | 10SM |
| | KSME 041216Z AUTO 00000KT 10SM BKN035 00/M03 A3021 RMK AO2 |
| 06:56 EST |  Overcast | 0°C / 32°F | -3°C / 27°F | 80% | 1023 mb (30.21 in) | Calm | - | 10SM |
| | KSME 041156Z AUTO 00000KT 10SM OVC035 00/M03 A3020 RMK AO2 |
| 06:36 EST |  Overcast | 1°C / 34°F | -3°C / 27°F | 75% | 1023 mb (30.21 in) | Calm | - | 10SM |
| | KSME 041136Z AUTO 00000KT 10SM OVC035 01/M03 A3021 RMK AO2 |
| 06:16 EST |  Overcast | 1°C / 34°F | -3°C / 27°F | 75% | 1023 mb (30.21 in) | Calm | - | 10SM |
| | KSME 041116Z AUTO 00000KT 10SM OVC035 01/M03 A3021 RMK AO2 |
| 05:56 EST |  Overcast | 1°C / 34°F | -3°C / 27°F | 75% | 1023 mb (30.21 in) | NW 6 kph (NW 3.5 mph) | - | 10SM |
| | KSME 041056Z AUTO 31003KT 10SM SCT025 OVC031 01/M03 A3021 RMK AO2 |
| 05:42 EST |  Overcast | 1°C / 34°F | -3°C / 27°F | 75% | 1023 mb (30.21 in) | NW 6 kph (NW 3.5 mph) | - | 10SM |
| | KSME 041042Z AUTO 31003KT 10SM OVC031 01/M03 A3021 RMK AO2 |
| 05:16 EST |  Overcast | 1°C / 34°F | -4°C / 25°F | 70% | 1023 mb (30.21 in) | Calm | - | 10SM |
| | KSME 041016Z AUTO 00000KT 10SM OVC033 01/M04 A3021 RMK AO2 |
| 04:55 EST |  Overcast | 1°C / 34°F | -3°C / 27°F | 75% | 1023 mb (30.21 in) | Calm | - | 10SM |
| | KSME 040955Z AUTO 00000KT 10SM OVC033 01/M03 A3020 RMK AO2 |
| 04:36 EST |  Overcast | 1°C / 34°F | -3°C / 27°F | 75% | 1023 mb (30.21 in) | Calm | - | 10SM |
| | KSME 040936Z AUTO 00000KT 10SM OVC033 01/M03 A3020 RMK AO2 |
| 04:16 EST |  Overcast | 1°C / 34°F | -4°C / 25°F | 70% | 1023 mb (30.21 in) | Calm | - | 10SM |
| | KSME 040916Z AUTO 00000KT 10SM OVC033 01/M04 A3020 RMK AO2 |
| 03:56 EST |  Overcast | 1°C / 34°F | -4°C / 25°F | 70% | 1022 mb (30.18 in) | Calm | - | 10SM |
| | KSME 040856Z AUTO 00000KT 10SM OVC033 01/M04 A3019 RMK AO2 |
| 03:36 EST |  Overcast | 1°C / 34°F | -4°C / 25°F | 70% | 1022 mb (30.18 in) | NW 6 kph (NW 3.5 mph) | - | 10SM |
| | KSME 040836Z AUTO 31003KT 10SM OVC033 01/M04 A3018 RMK AO2 |
| 03:16 EST |  Overcast | 1°C / 34°F | -4°C / 25°F | 70% | 1022 mb (30.18 in) | Calm | - | 10SM |
| | KSME 040816Z AUTO 00000KT 10SM OVC033 01/M04 A3018 RMK AO2 |
| 02:56 EST |  Overcast | 1°C / 34°F | -4°C / 25°F | 70% | 1022 mb (30.18 in) | Calm | - | 10SM |
| | KSME 040756Z AUTO 00000KT 10SM OVC033 01/M04 A3018 RMK AO2 |
| 02:36 EST |  Overcast | 1°C / 34°F | -4°C / 25°F | 70% | 1022 mb (30.18 in) | NW 7 kph (NW 4.6 mph) | - | 10SM |
| | KSME 040736Z AUTO 31004KT 10SM OVC033 01/M04 A3018 RMK AO2 |
| 02:16 EST |  Overcast | 1°C / 34°F | -3°C / 27°F | 75% | 1022 mb (30.18 in) | W 6 kph (W 3.5 mph) | - | 10SM |
| | KSME 040716Z AUTO 27003KT 10SM OVC033 01/M03 A3018 RMK AO2 |
| 01:56 EST |  Overcast | 1°C / 34°F | -3°C / 27°F | 75% | 1022 mb (30.18 in) | Calm | - | 10SM |
| | KSME 040656Z AUTO 00000KT 10SM OVC033 01/M03 A3017 RMK AO2 |
| 01:36 EST |  Overcast | 1°C / 34°F | -2°C / 28°F | 81% | 1022 mb (30.18 in) | WNW 6 kph (WNW 3.5 mph) | - | 10SM |
| | KSME 040636Z AUTO 29003KT 10SM OVC035 01/M02 A3017 RMK AO2 |
| 01:16 EST |  Overcast | 1°C / 34°F | -2°C / 28°F | 81% | 1022 mb (30.18 in) | W 6 kph (W 3.5 mph) | - | 10SM |
| | KSME 040616Z AUTO 28003KT 10SM OVC035 01/M02 A3017 RMK AO2 |
| 00:56 EST |  Overcast | 1°C / 34°F | -2°C / 28°F | 81% | 1022 mb (30.18 in) | Calm | - | 10SM |
| | KSME 040556Z AUTO 00000KT 10SM OVC035 01/M02 A3017 RMK AO2 |
| 00:36 EST |  Overcast | 1°C / 34°F | -2°C / 28°F | 81% | 1022 mb (30.18 in) | WNW 7 kph (WNW 4.6 mph) | - | 10SM |
| | KSME 040536Z AUTO 29004KT 10SM OVC035 01/M02 A3017 RMK AO2 |
| 00:17 EST |  Overcast | 1°C / 34°F | -2°C / 28°F | 81% | 1022 mb (30.18 in) | NW 11 kph (NW 6.9 mph) | - | 10SM |
| | KSME 040517Z AUTO 30006KT 10SM SCT020 OVC035 01/M02 A3017 RMK AO2 |