| 22:56 EST |  Overcast Rain | 1°C / 34°F | -1°C / 30°F | 87% | 1026 mb (30.3 in) | ENE 24 kph (ENE 15 mph) | 2.03 mm (0.08 in) | 4SM |
| | KHPN 260356Z 07013G18KT 4SM RA BR OVC013 01/M01 A3029 RMK AO2 SLP265 P0008 T00111006 |
| 21:56 EST |  Overcast Light Rain | 1°C / 34°F | -1°C / 30°F | 87% | 1026 mb (30.3 in) | ENE 24 kph (ENE 15 mph) | 0.51 mm (0.02 in) | 5SM |
| | KHPN 260256Z 07013G20KT 5SM -RA BR OVC013 01/M01 A3030 RMK AO2 SLP267 P0002 60002 T00111006 58004 |
| 20:56 EST |  Overcast Light Rain | 2°C / 36°F | -1°C / 30°F | 81% | 1026 mb (30.3 in) | E 17 kph (E 10.4 mph) | 0.00 mm (0.00 in) | 7SM |
| | KHPN 260156Z 08009G17KT 060V120 7SM -RA OVC013 02/M01 A3031 RMK AO2 RAB33FZRAE33 SLP273 P0000 T00171011 |
| 20:33 EST |  Overcast Light Rain | 2°C / 36°F | -1°C / 30°F | 81% | 1027 mb (30.33 in) | E 20 kph (E 12.7 mph) | 0.00 mm (0.00 in) | 10SM |
| | KHPN 260133Z 09011G20KT 10SM -RA OVC013 02/M01 A3033 RMK AO2 RAB33FZRAE33 P0000 |
| 19:56 EST |  Overcast Light Freezing Rain | 2°C / 36°F | -1°C / 30°F | 81% | 1028 mb (30.36 in) | E 11 kph (E 6.9 mph) | 0.00 mm (0.00 in) | 6SM |
| | KHPN 260056Z 10006G14KT 6SM -FZRA OVC015 02/M01 A3035 RMK AO2 RAB40E55FZRAB55 SLP285 P0000 T00221011 |
| 18:56 EST |  Overcast | 2°C / 36°F | -1°C / 30°F | 81% | 1026 mb (30.3 in) | E 19 kph (E 11.5 mph) | - | 10SM |
| | KHPN 252356Z 10010G18KT 10SM BKN015 OVC040 02/M01 A3031 RMK AO2 SLP271 T00221011 10033 20022 58004 |
| 17:56 EST |  Overcast | 2°C / 36°F | -2°C / 28°F | 75% | 1027 mb (30.33 in) | ENE 15 kph (ENE 9.2 mph) | - | 10SM |
| | KHPN 252256Z 07008KT 10SM BKN015 OVC040 02/M02 A3033 RMK AO2 SLP280 T00221017 |
| 16:56 EST |  Overcast | 2°C / 36°F | -2°C / 28°F | 75% | 1027 mb (30.33 in) | E 13 kph (E 8.1 mph) | - | 10SM |
| | KHPN 252156Z 09007KT 10SM OVC015 02/M02 A3033 RMK AO2 SLP278 T00221022 |
| 15:56 EST |  Overcast | 3°C / 37°F | -3°C / 27°F | 65% | 1027 mb (30.33 in) | E 17 kph (E 10.4 mph) | - | 10SM |
| | KHPN 252056Z 09009G14KT 10SM OVC017 03/M03 A3032 RMK AO2 SLP275 T00281028 56006 |
| 14:56 EST |  Overcast | 3°C / 37°F | -3°C / 27°F | 65% | 1027 mb (30.33 in) | ENE 13 kph (ENE 8.1 mph) | - | 10SM |
| | KHPN 251956Z 07007KT 10SM BKN017 OVC040 03/M03 A3032 RMK AO2 SLP275 T00281028 |
| 13:56 EST |  Overcast | 3°C / 37°F | -3°C / 27°F | 65% | 1027 mb (30.33 in) | E 11 kph (E 6.9 mph) | - | 10SM |
| | KHPN 251856Z 08006KT 10SM BKN023 OVC040 03/M03 A3033 RMK AO2 SLP280 T00331028 |
| 12:56 EST |  Overcast | 3°C / 37°F | -3°C / 27°F | 65% | 1027 mb (30.33 in) | E 9 kph (E 5.8 mph) | - | 10SM |
| | KHPN 251756Z 10005KT 10SM OVC023 03/M03 A3034 RMK AO2 SLP283 T00281028 10033 21006 58026 |
| 11:56 EST |  Overcast | 3°C / 37°F | -3°C / 27°F | 65% | 1028 mb (30.36 in) | E 9 kph (E 5.8 mph) | - | 10SM |
| | KHPN 251656Z 09005KT 10SM BKN023 OVC030 03/M03 A3037 RMK AO2 PRESFR SLP292 T00281033 |
| 10:56 EST |  Overcast | 2°C / 36°F | -3°C / 27°F | 70% | 1029 mb (30.39 in) | E 11 kph (E 6.9 mph) | - | 10SM |
| | KHPN 251556Z 08006KT 10SM BKN023 OVC030 02/M03 A3040 RMK AO2 SLP304 T00171033 |
| 09:56 EST |  Overcast | 1°C / 34°F | -4°C / 25°F | 70% | 1030 mb (30.42 in) | ENE 6 kph (ENE 3.5 mph) | - | 10SM |
| | KHPN 251456Z 06003KT 10SM OVC023 01/M04 A3042 RMK AO2 SLP309 T00061039 52004 |
| 08:56 EST |  Overcast | 0°C / 32°F | -4°C / 25°F | 75% | 1030 mb (30.42 in) | E 6 kph (E 3.5 mph) | - | 10SM |
| | KHPN 251356Z 09003KT 10SM OVC021 00/M04 A3042 RMK AO2 SLP309 T00001044 |
| 07:56 EST |  Overcast | 0°C / 32°F | -4°C / 25°F | 75% | 1029 mb (30.39 in) | NE 6 kph (NE 3.5 mph) | - | 10SM |
| | KHPN 251256Z 03003KT 10SM BKN016 OVC021 00/M04 A3040 RMK AO2 SLP304 T00001044 |
| 06:56 EST |  Overcast | 0°C / 32°F | -4°C / 25°F | 75% | 1029 mb (30.39 in) | Calm | - | 10SM |
| | KHPN 251156Z 00000KT 10SM OVC021 00/M04 A3040 RMK AO2 SLP304 T00001044 10000 21028 57002 |
| 05:56 EST |  Overcast | -1°C / 30°F | -4°C / 25°F | 80% | 1029 mb (30.39 in) | NE 15 kph (NE 9.2 mph) | - | 10SM |
| | KHPN 251056Z 03008KT 10SM OVC019 M01/M04 A3039 RMK AO2 SLP301 T10061044 |
| 04:56 EST |  Overcast | -1°C / 30°F | -5°C / 23°F | 75% | 1030 mb (30.42 in) | NW 9 kph (NW 5.8 mph) | - | 10SM |
| | KHPN 250956Z 32005KT 10SM OVC017 M01/M05 A3042 RMK AO2 SLP310 T10111050 |
| 03:56 EST |  Overcast | -1°C / 30°F | -5°C / 23°F | 75% | 1030 mb (30.42 in) | NW 9 kph (NW 5.8 mph) | - | 10SM |
| | KHPN 250856Z 32005KT 10SM OVC017 M01/M05 A3041 RMK AO2 SLP306 T10111050 58002 |
| 02:56 EST |  Overcast | -1°C / 30°F | -5°C / 23°F | 75% | 1030 mb (30.42 in) | NW 6 kph (NW 3.5 mph) | - | 10SM |
| | KHPN 250756Z 32003KT 10SM OVC015 M01/M05 A3042 RMK AO2 SLP308 T10111050 |
| 02:03 EST |  Overcast | -2°C / 28°F | -6°C / 21°F | 74% | 1030 mb (30.42 in) | NW 11 kph (NW 6.9 mph) | - | 10SM |
| | KHPN 250703Z 31006KT 10SM OVC019 M02/M06 A3043 RMK AO2 |
| 01:56 EST |  Clear | -2°C / 28°F | -6°C / 21°F | 74% | 1030 mb (30.42 in) | NW 11 kph (NW 6.9 mph) | - | 10SM |
| | KHPN 250656Z 32006KT 10SM CLR M02/M06 A3043 RMK AO2 SLP311 T10221056 |
| 00:56 EST |  Clear | -3°C / 27°F | -6°C / 21°F | 80% | 1030 mb (30.42 in) | NW 9 kph (NW 5.8 mph) | - | 10SM |
| | KHPN 250556Z 31005KT 10SM CLR M03/M06 A3041 RMK AO2 SLP309 T10281061 11011 21033 55001 |