| 14:55 EST |  Overcast | 3°C / 37°F | -4°C / 25°F | 60% | 1012 mb (29.88 in) | W 7 kph (W 4.6 mph) | - | 10SM |
| | KPHN 301955Z AUTO 28004KT 10SM OVC045 03/M04 A2987 RMK AO2 |
| 14:37 EST |  Overcast | 3°C / 37°F | -4°C / 25°F | 60% | 1012 mb (29.88 in) | W 9 kph (W 5.8 mph) | - | 10SM |
| | KPHN 301937Z AUTO 27005KT 10SM SCT038 OVC043 03/M04 A2987 RMK AO2 |
| 14:17 EST |  Overcast | 3°C / 37°F | -4°C / 25°F | 60% | 1012 mb (29.88 in) | WNW 7 kph (WNW 4.6 mph) | - | 10SM |
| | KPHN 301917Z AUTO 29004KT 10SM OVC041 03/M04 A2987 RMK AO2 |
| 13:55 EST |  Overcast | 3°C / 37°F | -4°C / 25°F | 60% | 1012 mb (29.88 in) | W 11 kph (W 6.9 mph) | - | 10SM |
| | KPHN 301855Z AUTO 27006KT 10SM OVC041 03/M04 A2988 RMK AO2 |
| 13:37 EST |  Overcast | 3°C / 37°F | -4°C / 25°F | 60% | 1012 mb (29.88 in) | WNW 15 kph (WNW 9.2 mph) | - | 10SM |
| | KPHN 301837Z AUTO 29008KT 10SM OVC041 03/M04 A2988 RMK AO2 |
| 13:17 EST |  Mostly Cloudy | 3°C / 37°F | -5°C / 23°F | 56% | 1012 mb (29.88 in) | NW 15 kph (NW 9.2 mph) | - | 10SM |
| | KPHN 301817Z AUTO 30008KT 10SM BKN043 03/M05 A2988 RMK AO2 |
| 12:55 EST |  Mostly Cloudy | 3°C / 37°F | -4°C / 25°F | 60% | 1012 mb (29.88 in) | NW 13 kph (NW 8.1 mph) | - | 10SM |
| | KPHN 301755Z AUTO 30007G16KT 272V352 10SM SCT043 SCT060 BKN110 03/M04 A2988 RMK AO2 |
| 12:37 EST |  Partly Cloudy | 3°C / 37°F | -5°C / 23°F | 56% | 1012 mb (29.88 in) | NW 15 kph (NW 9.2 mph) | - | 10SM |
| | KPHN 301737Z AUTO 31008G16KT 10SM SCT040 SCT060 03/M05 A2988 RMK AO2 |
| 12:17 EST |  Partly Cloudy | 3°C / 37°F | -3°C / 27°F | 65% | 1012 mb (29.88 in) | WNW 17 kph (WNW 10.4 mph) | - | 10SM |
| | KPHN 301717Z AUTO 29009KT 10SM SCT038 SCT060 03/M03 A2989 RMK AO2 |
| 11:55 EST |  Mostly Cloudy | 2°C / 36°F | -3°C / 27°F | 70% | 1012 mb (29.88 in) | NW 17 kph (NW 10.4 mph) | - | 10SM |
| | KPHN 301655Z AUTO 32009KT 10SM BKN047 02/M03 A2989 RMK AO2 |
| 11:37 EST |  Overcast | 2°C / 36°F | -3°C / 27°F | 70% | 1012 mb (29.88 in) | NW 17 kph (NW 10.4 mph) | - | 10SM |
| | KPHN 301637Z AUTO 31009G14KT 10SM OVC047 02/M03 A2988 RMK AO2 |
| 11:17 EST |  Overcast | 2°C / 36°F | -2°C / 28°F | 75% | 1012 mb (29.88 in) | NW 17 kph (NW 10.4 mph) | - | 10SM |
| | KPHN 301617Z AUTO 30009KT 10SM OVC049 02/M02 A2988 RMK AO2 |
| 10:55 EST |  Overcast | 2°C / 36°F | -2°C / 28°F | 75% | 1012 mb (29.88 in) | NW 13 kph (NW 8.1 mph) | - | 10SM |
| | KPHN 301555Z AUTO 31007G15KT 10SM OVC047 02/M02 A2989 RMK AO2 |
| 10:37 EST |  Overcast | 1°C / 34°F | -2°C / 28°F | 81% | 1012 mb (29.88 in) | NW 15 kph (NW 9.2 mph) | - | 10SM |
| | KPHN 301537Z AUTO 32008KT 10SM OVC045 01/M02 A2989 RMK AO2 |
| 10:17 EST |  Overcast | 1°C / 34°F | -2°C / 28°F | 81% | 1012 mb (29.88 in) | NW 15 kph (NW 9.2 mph) | - | 10SM |
| | KPHN 301517Z AUTO 31008KT 10SM OVC045 01/M02 A2989 RMK AO2 |
| 09:55 EST |  Overcast | 1°C / 34°F | -2°C / 28°F | 81% | 1012 mb (29.88 in) | NW 11 kph (NW 6.9 mph) | - | 10SM |
| | KPHN 301455Z AUTO 31006KT 10SM OVC045 01/M02 A2989 RMK AO2 |
| 09:37 EST |  Overcast | 0°C / 32°F | -2°C / 28°F | 87% | 1012 mb (29.88 in) | NW 13 kph (NW 8.1 mph) | - | 10SM |
| | KPHN 301437Z AUTO 30007KT 10SM OVC045 00/M02 A2988 RMK AO2 |
| 09:17 EST |  Overcast | 0°C / 32°F | -2°C / 28°F | 87% | 1012 mb (29.88 in) | NW 9 kph (NW 5.8 mph) | - | 10SM |
| | KPHN 301417Z AUTO 30005KT 10SM OVC045 00/M02 A2988 RMK AO2 |
| 08:55 EST |  Overcast | 0°C / 32°F | -2°C / 28°F | 87% | 1012 mb (29.88 in) | WNW 13 kph (WNW 8.1 mph) | - | 10SM |
| | KPHN 301355Z AUTO 29007KT 10SM OVC045 00/M02 A2987 RMK AO2 |
| 08:37 EST |  Overcast | 0°C / 32°F | -2°C / 28°F | 87% | 1012 mb (29.88 in) | WNW 13 kph (WNW 8.1 mph) | - | 10SM |
| | KPHN 301337Z AUTO 29007KT 10SM OVC045 00/M02 A2987 RMK AO2 |
| 08:17 EST |  Overcast | 0°C / 32°F | -2°C / 28°F | 87% | 1012 mb (29.88 in) | NW 15 kph (NW 9.2 mph) | - | 10SM |
| | KPHN 301317Z AUTO 30008KT 10SM SCT040 OVC048 00/M02 A2987 RMK AO2 |
| 07:55 EST |  Overcast | 0°C / 32°F | -3°C / 27°F | 80% | 1011 mb (29.85 in) | NW 11 kph (NW 6.9 mph) | - | 10SM |
| | KPHN 301255Z AUTO 30006KT 10SM BKN040 OVC048 00/M03 A2986 RMK AO2 |
| 07:37 EST |  Mostly Cloudy | 0°C / 32°F | -3°C / 27°F | 80% | 1011 mb (29.85 in) | NW 13 kph (NW 8.1 mph) | - | 10SM |
| | KPHN 301237Z AUTO 30007KT 10SM BKN040 00/M03 A2986 RMK AO2 |
| 07:17 EST |  Clear | 0°C / 32°F | -3°C / 27°F | 80% | 1011 mb (29.85 in) | WNW 13 kph (WNW 8.1 mph) | - | 10SM |
| | KPHN 301217Z AUTO 29007KT 10SM CLR 00/M03 A2986 RMK AO2 |
| 06:55 EST |  Clear | -1°C / 30°F | -3°C / 27°F | 86% | 1011 mb (29.85 in) | WNW 13 kph (WNW 8.1 mph) | - | 10SM |
| | KPHN 301155Z AUTO 29007KT 10SM CLR M01/M03 A2985 RMK AO2 |
| 06:37 EST |  Clear | -1°C / 30°F | -3°C / 27°F | 86% | 1011 mb (29.85 in) | NW 11 kph (NW 6.9 mph) | - | 10SM |
| | KPHN 301137Z AUTO 30006KT 10SM CLR M01/M03 A2985 RMK AO2 |
| 06:17 EST |  Clear | -1°C / 30°F | -3°C / 27°F | 86% | 1010 mb (29.83 in) | NW 7 kph (NW 4.6 mph) | - | 10SM |
| | KPHN 301117Z AUTO 30004KT 10SM CLR M01/M03 A2984 RMK AO2 |
| 05:55 EST |  Clear | 0°C / 32°F | -3°C / 27°F | 80% | 1010 mb (29.83 in) | WNW 7 kph (WNW 4.6 mph) | - | 10SM |
| | KPHN 301055Z AUTO 29004KT 10SM CLR 00/M03 A2984 RMK AO2 |
| 05:37 EST |  Clear | 0°C / 32°F | -3°C / 27°F | 80% | 1010 mb (29.83 in) | NW 11 kph (NW 6.9 mph) | - | 10SM |
| | KPHN 301037Z AUTO 30006KT 10SM CLR 00/M03 A2983 RMK AO2 |
| 05:17 EST |  Clear | 0°C / 32°F | -2°C / 28°F | 87% | 1010 mb (29.83 in) | NW 7 kph (NW 4.6 mph) | - | 10SM |
| | KPHN 301017Z AUTO 31004KT 10SM CLR 00/M02 A2983 RMK AO2 |
| 04:55 EST |  Clear | 0°C / 32°F | -2°C / 28°F | 87% | 1010 mb (29.83 in) | NW 7 kph (NW 4.6 mph) | - | 10SM |
| | KPHN 300955Z AUTO 32004KT 10SM CLR 00/M02 A2982 RMK AO2 |
| 04:37 EST |  Clear | 0°C / 32°F | -2°C / 28°F | 87% | 1010 mb (29.83 in) | WNW 11 kph (WNW 6.9 mph) | - | 10SM |
| | KPHN 300937Z AUTO 29006KT 10SM CLR 00/M02 A2982 RMK AO2 |
| 04:17 EST |  Clear | 0°C / 32°F | -1°C / 30°F | 93% | 1010 mb (29.83 in) | NW 9 kph (NW 5.8 mph) | - | 10SM |
| | KPHN 300917Z AUTO 30005KT 10SM CLR 00/M01 A2982 RMK AO2 |
| 03:55 EST |  Clear | 0°C / 32°F | -1°C / 30°F | 93% | 1009 mb (29.8 in) | NW 6 kph (NW 3.5 mph) | - | 10SM |
| | KPHN 300855Z AUTO 32003KT 10SM CLR 00/M01 A2981 RMK AO2 |
| 03:37 EST |  Clear | 0°C / 32°F | -1°C / 30°F | 93% | 1009 mb (29.8 in) | NW 11 kph (NW 6.9 mph) | - | 10SM |
| | KPHN 300837Z AUTO 31006KT 10SM CLR 00/M01 A2981 RMK AO2 |
| 03:17 EST |  Clear | 0°C / 32°F | -1°C / 30°F | 93% | 1009 mb (29.8 in) | NW 7 kph (NW 4.6 mph) | - | 10SM |
| | KPHN 300817Z AUTO 32004KT 10SM CLR 00/M01 A2981 RMK AO2 |
| 02:55 EST |  Partly Cloudy | 0°C / 32°F | -1°C / 30°F | 93% | 1009 mb (29.8 in) | NW 9 kph (NW 5.8 mph) | - | 10SM |
| | KPHN 300755Z AUTO 30005KT 10SM SCT022 00/M01 A2980 RMK AO2 |
| 02:37 EST |  Partly Cloudy | 1°C / 34°F | -1°C / 30°F | 87% | 1009 mb (29.8 in) | NNW 9 kph (NNW 5.8 mph) | - | 10SM |
| | KPHN 300737Z AUTO 33005KT 10SM SCT022 01/M01 A2980 RMK AO2 |
| 02:17 EST |  Clear | 1°C / 34°F | -1°C / 30°F | 87% | 1009 mb (29.8 in) | NNW 17 kph (NNW 10.4 mph) | - | 10SM |
| | KPHN 300717Z AUTO 33009KT 10SM CLR 01/M01 A2979 RMK AO2 |
| 01:55 EST |  Mostly Cloudy | 2°C / 36°F | 0°C / 32°F | 87% | 1008 mb (29.77 in) | NW 11 kph (NW 6.9 mph) | - | 10SM |
| | KPHN 300655Z AUTO 32006KT 10SM SCT017 BKN080 02/00 A2978 RMK AO2 |
| 01:37 EST |  Overcast | 2°C / 36°F | 0°C / 32°F | 87% | 1008 mb (29.77 in) | NW 13 kph (NW 8.1 mph) | - | 10SM |
| | KPHN 300637Z AUTO 31007KT 10SM OVC080 02/00 A2978 RMK AO2 |
| 01:17 EST |  Overcast | 2°C / 36°F | 0°C / 32°F | 87% | 1008 mb (29.77 in) | NW 11 kph (NW 6.9 mph) | - | 10SM |
| | KPHN 300617Z AUTO 32006KT 10SM SCT070 OVC080 02/00 A2977 RMK AO2 |
| 00:55 EST |  Overcast | 2°C / 36°F | 0°C / 32°F | 87% | 1008 mb (29.77 in) | NW 19 kph (NW 11.5 mph) | - | 10SM |
| | KPHN 300555Z AUTO 31010G15KT 10SM SCT013 BKN070 OVC085 02/00 A2976 RMK AO2 |
| 00:37 EST |  Overcast | 2°C / 36°F | 1°C / 34°F | 93% | 1007 mb (29.74 in) | NW 17 kph (NW 10.4 mph) | - | 10SM |
| | KPHN 300537Z AUTO 31009G14KT 10SM OVC013 02/01 A2975 RMK AO2 |
| 00:17 EST |  Overcast Drizzle | 2°C / 36°F | 1°C / 34°F | 93% | 1007 mb (29.74 in) | NW 15 kph (NW 9.2 mph) | - | 10SM |
| | KPHN 300517Z AUTO 32008KT 10SM -DZ BKN013 OVC041 02/01 A2975 RMK AO2 |