| 15:57 EST |  Clear | -3°C / 27°F | -8°C / 18°F | 69% | 1026 mb (30.3 in) | NNE 11 kph (NNE 6.9 mph) | - | 10SM |
| | KCFS 222057Z AUTO 02006KT 10SM CLR M03/M08 A3030 RMK AO2 |
| 15:38 EST |  Clear | -3°C / 27°F | -8°C / 18°F | 69% | 1026 mb (30.3 in) | N 11 kph (N 6.9 mph) | - | 10SM |
| | KCFS 222038Z AUTO 01006KT 10SM CLR M03/M08 A3030 RMK AO2 |
| 15:17 EST |  Clear | -2°C / 28°F | -8°C / 18°F | 64% | 1026 mb (30.3 in) | N 13 kph (N 8.1 mph) | - | 10SM |
| | KCFS 222017Z AUTO 01007KT 10SM CLR M02/M08 A3029 RMK AO2 |
| 14:57 EST |  Clear | -2°C / 28°F | -8°C / 18°F | 64% | 1026 mb (30.3 in) | N 11 kph (N 6.9 mph) | - | 10SM |
| | KCFS 221957Z AUTO 36006KT 10SM CLR M02/M08 A3029 RMK AO2 |
| 14:37 EST |  Clear | -2°C / 28°F | -8°C / 18°F | 64% | 1026 mb (30.3 in) | N 9 kph (N 5.8 mph) | - | 10SM |
| | KCFS 221937Z AUTO 01005KT 10SM CLR M02/M08 A3029 RMK AO2 |
| 14:17 EST |  Clear | -2°C / 28°F | -8°C / 18°F | 64% | 1025 mb (30.27 in) | N 13 kph (N 8.1 mph) | - | 10SM |
| | KCFS 221917Z AUTO 01007KT 10SM CLR M02/M08 A3028 RMK AO2 |
| 13:55 EST |  Clear | -2°C / 28°F | -8°C / 18°F | 64% | 1026 mb (30.3 in) | NNE 9 kph (NNE 5.8 mph) | - | 10SM |
| | KCFS 221855Z AUTO 02005KT 10SM CLR M02/M08 A3029 RMK AO2 |
| 13:39 EST |  Clear | -2°C / 28°F | -7°C / 19°F | 69% | 1026 mb (30.3 in) | NNE 13 kph (NNE 8.1 mph) | - | 10SM |
| | KCFS 221839Z AUTO 02007KT 10SM CLR M02/M07 A3029 RMK AO2 |
| 13:17 EST |  Clear | -2°C / 28°F | -7°C / 19°F | 69% | 1025 mb (30.27 in) | N 15 kph (N 9.2 mph) | - | 10SM |
| | KCFS 221817Z AUTO 36008KT 10SM CLR M02/M07 A3028 RMK AO2 |
| 12:55 EST |  Clear | -2°C / 28°F | -7°C / 19°F | 69% | 1026 mb (30.3 in) | N 15 kph (N 9.2 mph) | - | 10SM |
| | KCFS 221755Z AUTO 36008KT 10SM CLR M02/M07 A3029 RMK AO2 |
| 12:37 EST |  Clear | -2°C / 28°F | -7°C / 19°F | 69% | 1026 mb (30.3 in) | N 11 kph (N 6.9 mph) | - | 10SM |
| | KCFS 221737Z AUTO 01006KT 10SM CLR M02/M07 A3029 RMK AO2 |
| 12:18 EST |  Clear | -2°C / 28°F | -7°C / 19°F | 69% | 1026 mb (30.3 in) | N 13 kph (N 8.1 mph) | - | 10SM |
| | KCFS 221718Z AUTO 01007KT 10SM CLR M02/M07 A3029 RMK AO2 |
| 11:58 EST |  Clear | -2°C / 28°F | -7°C / 19°F | 69% | 1026 mb (30.3 in) | N 13 kph (N 8.1 mph) | - | 10SM |
| | KCFS 221658Z AUTO 01007KT 10SM CLR M02/M07 A3029 RMK AO2 |
| 11:38 EST |  Clear | -2°C / 28°F | -7°C / 19°F | 69% | 1026 mb (30.3 in) | NNE 13 kph (NNE 8.1 mph) | - | 10SM |
| | KCFS 221638Z AUTO 02007KT 10SM CLR M02/M07 A3029 RMK AO2 |
| 11:17 EST |  Clear | -2°C / 28°F | -8°C / 18°F | 64% | 1026 mb (30.3 in) | NNE 9 kph (NNE 5.8 mph) | - | 10SM |
| | KCFS 221617Z AUTO 02005KT 10SM CLR M02/M08 A3029 RMK AO2 |
| 10:55 EST |  Clear | -2°C / 28°F | -7°C / 19°F | 69% | 1026 mb (30.3 in) | NE 9 kph (NE 5.8 mph) | - | 10SM |
| | KCFS 221555Z AUTO 03005KT 10SM CLR M02/M07 A3029 RMK AO2 |
| 10:37 EST |  Clear | -3°C / 27°F | -7°C / 19°F | 74% | 1026 mb (30.3 in) | NNE 7 kph (NNE 4.6 mph) | - | 10SM |
| | KCFS 221537Z AUTO 02004KT 10SM CLR M03/M07 A3029 RMK AO2 |
| 10:17 EST |  Clear | -3°C / 27°F | -7°C / 19°F | 74% | 1026 mb (30.3 in) | NE 7 kph (NE 4.6 mph) | - | 10SM |
| | KCFS 221517Z AUTO 03004KT 10SM CLR M03/M07 A3029 RMK AO2 |
| 09:55 EST |  Clear | -3°C / 27°F | -7°C / 19°F | 74% | 1025 mb (30.27 in) | NE 6 kph (NE 3.5 mph) | - | 10SM |
| | KCFS 221455Z AUTO 04003KT 10SM CLR M03/M07 A3028 RMK AO2 |
| 09:37 EST |  Clear | -3°C / 27°F | -6°C / 21°F | 80% | 1025 mb (30.27 in) | NE 6 kph (NE 3.5 mph) | - | 10SM |
| | KCFS 221437Z AUTO 04003KT 10SM CLR M03/M06 A3027 RMK AO2 |
| 09:17 EST |  Clear | -6°C / 21°F | -6°C / 21°F | 100% | 1025 mb (30.27 in) | Calm | - | 10SM |
| | KCFS 221417Z AUTO 00000KT 10SM CLR M06/M06 A3027 RMK AO2 |
| 08:55 EST |  Clear | -7°C / 19°F | -7°C / 19°F | 100% | 1025 mb (30.27 in) | Calm | - | 10SM |
| | KCFS 221355Z AUTO 00000KT 10SM CLR M07/M07 A3026 RMK AO2 |
| 08:37 EST |  Clear | -7°C / 19°F | -8°C / 18°F | 93% | 1024 mb (30.24 in) | Calm | - | 10SM |
| | KCFS 221337Z AUTO 00000KT 10SM CLR M07/M08 A3025 RMK AO2 |
| 08:18 EST |  Partly Cloudy | -7°C / 19°F | -8°C / 18°F | 93% | 1024 mb (30.24 in) | N 9 kph (N 5.8 mph) | - | 10SM |
| | KCFS 221318Z AUTO 36005KT 10SM SCT016 M07/M08 A3024 RMK AO2 |
| 07:55 EST |  Mostly Cloudy Light Snow | -5°C / 23°F | -6°C / 21°F | 93% | 1024 mb (30.24 in) | NW 6 kph (NW 3.5 mph) | - | 4SM |
| | KCFS 221255Z AUTO 32003KT 4SM -SN BKN015 BKN020 M05/M06 A3024 RMK AO2 |
| 07:38 EST |  Overcast Light Snow | -4°C / 25°F | -5°C / 23°F | 93% | 1024 mb (30.24 in) | NNW 9 kph (NNW 5.8 mph) | - | 4SM |
| | KCFS 221238Z AUTO 33005KT 4SM -SN SCT005 OVC016 M04/M05 A3024 RMK AO2 |
| 07:19 EST |  Overcast Snow | -3°C / 27°F | -5°C / 23°F | 86% | 1024 mb (30.24 in) | NW 7 kph (NW 4.6 mph) | - | 1SM |
| | KCFS 221219Z AUTO 32004KT 1SM SN OVC005 M03/M05 A3023 RMK AO2 |
| 06:55 EST |  Overcast Light Snow | -4°C / 25°F | -6°C / 21°F | 86% | 1023 mb (30.21 in) | NW 6 kph (NW 3.5 mph) | - | 3SM |
| | KCFS 221155Z AUTO 31003KT 3SM -SN SCT010 BKN014 OVC021 M04/M06 A3022 RMK AO2 |
| 06:37 EST |  Overcast Light Snow | -4°C / 25°F | -5°C / 23°F | 93% | 1023 mb (30.21 in) | NW 6 kph (NW 3.5 mph) | - | 1 3/4SM |
| | KCFS 221137Z AUTO 31003KT 1 3/4SM -SN OVC014 M04/M05 A3022 RMK AO2 |
| 06:17 EST |  Overcast | -5°C / 23°F | -6°C / 21°F | 93% | 1023 mb (30.21 in) | NW 6 kph (NW 3.5 mph) | - | 10SM |
| | KCFS 221117Z AUTO 31003KT 10SM SCT018 OVC025 M05/M06 A3022 RMK AO2 |
| 05:55 EST |  Mostly Cloudy | -8°C / 18°F | -9°C / 16°F | 93% | 1023 mb (30.21 in) | Calm | - | 10SM |
| | KCFS 221055Z AUTO 00000KT 10SM SCT023 BKN038 M08/M09 A3021 RMK AO2 |
| 05:37 EST |  Mostly Cloudy | -8°C / 18°F | -8°C / 18°F | 100% | 1023 mb (30.21 in) | Calm | - | 7SM |
| | KCFS 221037Z AUTO 00000KT 7SM BKN036 M08/M08 A3020 RMK AO2 |
| 05:17 EST |  Mostly Cloudy | -7°C / 19°F | -7°C / 19°F | 100% | 1023 mb (30.21 in) | NW 6 kph (NW 3.5 mph) | - | 10SM |
| | KCFS 221017Z AUTO 31003KT 10SM SCT036 BKN060 M07/M07 A3020 RMK AO2 |
| 04:59 EST |  Mostly Cloudy | -6°C / 21°F | -7°C / 19°F | 93% | 1022 mb (30.18 in) | NW 7 kph (NW 4.6 mph) | - | 7SM |
| | KCFS 220959Z AUTO 32004KT 7SM BKN060 M06/M07 A3019 RMK AO2 |
| 04:37 EST |  Partly Cloudy Fog And Mist | -7°C / 19°F | -8°C / 18°F | 93% | 1022 mb (30.18 in) | Calm | - | 5SM |
| | KCFS 220937Z AUTO 00000KT 5SM BR SCT016 SCT060 M07/M08 A3019 RMK AO2 |
| 04:17 EST |  Overcast Light Snow | -5°C / 23°F | -5°C / 23°F | 100% | 1022 mb (30.18 in) | Calm | - | 3SM |
| | KCFS 220917Z AUTO 00000KT 3SM -SN OVC016 M05/M05 A3018 RMK AO2 |
| 03:58 EST |  Mostly Cloudy Fog And Mist | -4°C / 25°F | -5°C / 23°F | 93% | 1022 mb (30.18 in) | Calm | - | 4SM |
| | KCFS 220858Z AUTO 00000KT 4SM BR SCT008 BKN014 M04/M05 A3017 RMK AO2 |
| 03:37 EST |  Overcast Light Snow | -2°C / 28°F | -3°C / 27°F | 93% | 1022 mb (30.18 in) | NNW 6 kph (NNW 3.5 mph) | - | 3SM |
| | KCFS 220837Z AUTO 33003KT 3SM -SN BKN008 OVC012 M02/M03 A3017 RMK AO2 |
| 03:18 EST |  Overcast Fog And Mist | -2°C / 28°F | -3°C / 27°F | 93% | 1022 mb (30.18 in) | NNW 9 kph (NNW 5.8 mph) | - | 4SM |
| | KCFS 220818Z AUTO 33005KT 4SM BR OVC008 M02/M03 A3017 RMK AO2 |
| 02:58 EST |  Overcast Fog And Mist | -2°C / 28°F | -3°C / 27°F | 93% | 1021 mb (30.15 in) | NNW 9 kph (NNW 5.8 mph) | - | 4SM |
| | KCFS 220758Z AUTO 33005KT 4SM BR OVC008 M02/M03 A3016 RMK AO2 |
| 02:37 EST |  Overcast Fog And Mist | -2°C / 28°F | -3°C / 27°F | 93% | 1021 mb (30.15 in) | NW 9 kph (NW 5.8 mph) | - | 4SM |
| | KCFS 220737Z AUTO 31005KT 4SM BR OVC010 M02/M03 A3016 RMK AO2 |
| 02:17 EST |  Overcast Light Snow | -2°C / 28°F | -3°C / 27°F | 93% | 1021 mb (30.15 in) | WNW 6 kph (WNW 3.5 mph) | - | 3SM |
| | KCFS 220717Z AUTO 29003KT 3SM -SN OVC010 M02/M03 A3015 RMK AO2 |
| 01:58 EST |  Light Snow | -2°C / 28°F | -3°C / 27°F | 93% | 1021 mb (30.15 in) | WNW 7 kph (WNW 4.6 mph) | - | 3SM |
| | KCFS 220658Z AUTO 29004KT 3SM -SN M02/M03 A3014 RMK AO2 SKY OBSCURED |
| 01:37 EST |  Light Snow | -2°C / 28°F | -3°C / 27°F | 93% | 1021 mb (30.15 in) | W 7 kph (W 4.6 mph) | - | 3SM |
| | KCFS 220637Z AUTO 27004KT 3SM -SN M02/M03 A3014 RMK AO2 SKY OBSCURED |
| 01:17 EST |  Light Snow | -2°C / 28°F | -3°C / 27°F | 93% | 1020 mb (30.12 in) | SSW 7 kph (SSW 4.6 mph) | - | 3SM |
| | KCFS 220617Z AUTO 26004KT 3SM -SN M02/M03 A3013 RMK AO2 SKY OBSCURED |
| 00:55 EST |  Light Snow | -2°C / 28°F | -3°C / 27°F | 93% | 1020 mb (30.12 in) | SSW 7 kph (SSW 4.6 mph) | - | 3SM |
| | KCFS 220555Z AUTO 26004KT 3SM -SN M02/M03 A3013 RMK AO2 SKY OBSCURED |
| 00:17 EST |  Light Snow | -2°C / 28°F | -3°C / 27°F | 93% | 1020 mb (30.12 in) | SSW 6 kph (SSW 3.5 mph) | - | 3SM |
| | KCFS 220517Z AUTO 26003KT 3SM -SN M02/M03 A3013 RMK AO2 SKY OBSCURED |