| 23:00 PST |  Mostly Cloudy Fog And Mist | -4°C / 25°F | -4°C / 25°F | 100% | 1025 mb (30.27 in) | Calm | - | 2SM |
| | KHIO 250700Z AUTO 00000KT 2SM BR BKN003 M04/M04 A3026 RMK AO2 |
| 22:53 PST |  Obscured Fog | -3°C / 27°F | -4°C / 25°F | 93% | 1025 mb (30.27 in) | Calm | - | 1/2SM |
| | KHIO 250653Z AUTO 00000KT 1/2SM FZFG VV004 M03/M04 A3026 RMK AO2 SLP250 T10331039 |
| 22:51 PST |  Obscured Fog | -3°C / 27°F | -4°C / 25°F | 93% | 1025 mb (30.27 in) | WNW 6 kph (WNW 3.5 mph) | - | 1/2SM |
| | KHIO 250651Z AUTO 29003KT 1/2SM FZFG VV004 M03/M04 A3026 RMK AO2 |
| 21:53 PST |  Obscured Fog | -3°C / 27°F | -3°C / 27°F | 100% | 1025 mb (30.27 in) | Calm | - | 1/4SM |
| | KHIO 250553Z AUTO 00000KT 1/4SM FZFG VV004 M03/M03 A3026 RMK AO2 SLP251 60000 T10331033 10039 21033 56003 |
| 21:51 PST |  Obscured Fog | -3°C / 27°F | -3°C / 27°F | 100% | 1025 mb (30.27 in) | Calm | - | 1/4SM |
| | KHIO 250551Z AUTO 00000KT 1/4SM FZFG VV004 M03/M03 A3026 RMK AO2 |
| 21:27 PST |  Obscured Fog And Mist | -3°C / 27°F | -3°C / 27°F | 100% | 1025 mb (30.27 in) | Calm | - | 3/4SM |
| | KHIO 250527Z 00000KT 3/4SM BR VV004 M03/M03 A3027 RMK AO2 |
| 21:22 PST |  Partly Cloudy Fog And Mist | -3°C / 27°F | -3°C / 27°F | 100% | 1025 mb (30.27 in) | Calm | - | 1 1/4SM |
| | KHIO 250522Z 00000KT 1 1/4SM BR SCT004 M03/M03 A3027 RMK AO2 |
| 21:13 PST |  Obscured Fog | -3°C / 27°F | -3°C / 27°F | 100% | 1025 mb (30.27 in) | Calm | - | 1/2SM |
| | KHIO 250513Z 00000KT 1/2SM FZFG VV004 M03/M03 A3027 RMK AO2 |
| 21:04 PST |  Obscured Fog | -3°C / 27°F | -3°C / 27°F | 100% | 1025 mb (30.27 in) | Calm | - | 1/4SM |
| | KHIO 250504Z 00000KT 1/4SM FZFG VV004 M03/M03 A3027 RMK AO2 |
| 20:53 PST |  Obscured Fog | -2°C / 28°F | -3°C / 27°F | 93% | 1025 mb (30.27 in) | Calm | - | 1/2SM |
| | KHIO 250453Z 00000KT 1/2SM FZFG VV004 M02/M03 A3027 RMK AO2 SLP253 T10221028 |
| 20:44 PST |  Obscured Fog | -2°C / 28°F | -3°C / 27°F | 93% | 1025 mb (30.27 in) | Calm | - | 1/2SM |
| | KHIO 250444Z 00000KT 1/2SM FZFG VV004 M02/M03 A3026 RMK AO2 |
| 20:35 PST |  Clear Fog | -2°C / 28°F | -2°C / 28°F | 100% | 1025 mb (30.27 in) | Calm | - | 1/2SM |
| | KHIO 250435Z 00000KT 1/2SM FZFG CLR M02/M02 A3026 RMK AO2 |
| 20:25 PST |  Obscured Fog | -2°C / 28°F | -2°C / 28°F | 100% | 1025 mb (30.27 in) | Calm | - | 1/4SM |
| | KHIO 250425Z 00000KT 1/4SM FZFG VV004 M02/M02 A3027 RMK AO2 |
| 20:16 PST |  Obscured Fog And Mist | -2°C / 28°F | -3°C / 27°F | 93% | 1025 mb (30.27 in) | Calm | - | 3/4SM |
| | KHIO 250416Z 00000KT 3/4SM BR VV005 M02/M03 A3027 RMK AO2 |
| 19:57 PST |  Partly Cloudy Fog And Mist | -2°C / 28°F | -3°C / 27°F | 93% | 1025 mb (30.27 in) | Calm | - | 1 1/4SM |
| | KHIO 250357Z 00000KT 1 1/4SM BR SCT005 M02/M03 A3027 RMK AO2 |
| 19:53 PST |  Obscured Fog And Mist | -2°C / 28°F | -3°C / 27°F | 93% | 1025 mb (30.27 in) | Calm | 0.00 mm (0.00 in) | 3/4SM |
| | KHIO 250353Z 00000KT 3/4SM BR VV005 M02/M03 A3027 RMK AO2 SNB16E48 SLP255 P0000 T10221028 |
| 19:37 PST |  Obscured Light Snow | -2°C / 28°F | -3°C / 27°F | 93% | 1025 mb (30.27 in) | Calm | 0.00 mm (0.00 in) | 1/2SM |
| | KHIO 250337Z 00000KT 1/2SM -SN FZFG VV005 M02/M03 A3027 RMK AO2 SNB16 P0000 |
| 19:14 PST |  Obscured Fog | -1°C / 30°F | -2°C / 28°F | 93% | 1025 mb (30.27 in) | Calm | - | 1/4SM |
| | KHIO 250314Z 00000KT 1/4SM FZFG VV004 M01/M02 A3028 RMK AO2 |
| 19:03 PST |  Obscured Fog | -1°C / 30°F | -2°C / 28°F | 93% | 1025 mb (30.27 in) | WNW 6 kph (WNW 3.5 mph) | - | 1/4SM |
| | KHIO 250303Z 29003KT 1/4SM FZFG VV005 M01/M02 A3028 RMK AO2 |
| 18:58 PST |  Obscured Fog And Mist | -1°C / 30°F | -2°C / 28°F | 93% | 1025 mb (30.27 in) | Calm | - | 3/4SM |
| | KHIO 250258Z 00000KT 3/4SM BR VV004 M01/M02 A3028 RMK AO2 |
| 18:53 PST |  Partly Cloudy Fog And Mist | -1°C / 30°F | -2°C / 28°F | 93% | 1025 mb (30.27 in) | Calm | - | 1 1/2SM |
| | KHIO 250253Z 00000KT 1 1/2SM BR SCT004 M01/M02 A3028 RMK AO2 SLP257 T10111017 51002 |
| 18:40 PST |  Partly Cloudy Fog And Mist | -1°C / 30°F | -1°C / 30°F | 100% | 1025 mb (30.27 in) | Calm | - | 1 3/4SM |
| | KHIO 250240Z 00000KT 1 3/4SM BR SCT004 M01/M01 A3028 RMK AO2 |
| 18:27 PST |  Partly Cloudy | -1°C / 30°F | -1°C / 30°F | 100% | 1025 mb (30.27 in) | Calm | - | 10SM |
| | KHIO 250227Z 00000KT 10SM SCT004 M01/M01 A3028 RMK AO2 |
| 17:53 PST |  Clear Fog And Mist | 1°C / 34°F | -1°C / 30°F | 87% | 1025 mb (30.27 in) | Calm | - | 4SM |
| | KHIO 250153Z 00000KT 4SM BR CLR 01/M01 A3028 RMK AO2 SLP256 T00061006 |
| 16:53 PST |  Clear | 3°C / 37°F | 2°C / 36°F | 93% | 1025 mb (30.27 in) | Calm | - | 10SM |
| | KHIO 250053Z 00000KT 10SM CLR 03/02 A3027 RMK AO2 SLP254 T00280017 |
| 15:53 PST |  Clear | 4°C / 39°F | 2°C / 36°F | 87% | 1025 mb (30.27 in) | NW 6 kph (NW 3.5 mph) | - | 10SM |
| | KHIO 242353Z 30003KT 10SM CLR 04/02 A3027 RMK AO2 SLP254 T00390017 10056 21011 56014 |
| 14:53 PST |  Clear | 5°C / 41°F | 1°C / 34°F | 76% | 1025 mb (30.27 in) | Calm | - | 10SM |
| | KHIO 242253Z 00000KT 10SM CLR 05/01 A3028 RMK AO2 SLP255 T00500006 |
| 13:53 PST |  Clear | 4°C / 39°F | 1°C / 34°F | 81% | 1026 mb (30.3 in) | Calm | - | 10SM |
| | KHIO 242153Z 00000KT 10SM CLR 04/01 A3029 RMK AO2 SLP260 T00390011 |
| 13:28 PST |  Clear | 2°C / 36°F | 1°C / 34°F | 93% | 1026 mb (30.3 in) | Calm | - | 9SM |
| | KHIO 242128Z 00000KT 9SM CLR 02/01 A3030 RMK AO2 |
| 12:53 PST |  Partly Cloudy Fog And Mist | 1°C / 34°F | 1°C / 34°F | 100% | 1026 mb (30.3 in) | NW 6 kph (NW 3.5 mph) | - | 2SM |
| | KHIO 242053Z 32003KT 2SM BR SCT002 01/01 A3031 RMK AO2 SLP268 T00110006 58019 |
| 12:45 PST |  Mostly Cloudy Fog And Mist | 1°C / 34°F | 1°C / 34°F | 100% | 1026 mb (30.3 in) | NW 6 kph (NW 3.5 mph) | - | 2SM |
| | KHIO 242045Z 31003KT 2SM BR BKN002 01/01 A3031 RMK AO2 |
| 11:53 PST |  Overcast Fog And Mist | 1°C / 34°F | 0°C / 32°F | 93% | 1027 mb (30.33 in) | NW 7 kph (NW 4.6 mph) | - | 1SM |
| | KHIO 241953Z 31004KT 1SM BR OVC002 01/00 A3034 RMK AO2 SLP276 T00060000 |
| 11:31 PST |  Overcast Fog And Mist | 1°C / 34°F | -1°C / 30°F | 87% | 1027 mb (30.33 in) | NW 6 kph (NW 3.5 mph) | - | 1SM |
| | KHIO 241931Z 30003KT 1SM BR BKN002 OVC006 01/M01 A3034 RMK AO2 |
| 11:20 PST |  Overcast Fog | 1°C / 34°F | -1°C / 30°F | 87% | 1028 mb (30.36 in) | Calm | - | 1/2SM |
| | KHIO 241920Z 00000KT 1/2SM FG SCT002 OVC006 01/M01 A3035 RMK AO2 |
| 10:53 PST |  Obscured Fog | 0°C / 32°F | -2°C / 28°F | 87% | 1028 mb (30.36 in) | Calm | - | 1/4SM |
| | KHIO 241853Z 00000KT 1/4SM FG VV006 00/M02 A3036 RMK AO2 SLP283 T00001017 |
| 09:53 PST |  Obscured Fog | -1°C / 30°F | -2°C / 28°F | 93% | 1028 mb (30.36 in) | Calm | - | M1/4SM |
| | KHIO 241753Z 00000KT M1/4SM FZFG VV006 M01/M02 A3037 RMK AO2 SLP287 T10111022 11011 21022 53002 |
| 08:53 PST |  Obscured Fog | -1°C / 30°F | -2°C / 28°F | 93% | 1028 mb (30.36 in) | NW 6 kph (NW 3.5 mph) | - | M1/4SM |
| | KHIO 241653Z 31003KT M1/4SM FZFG VV006 M01/M02 A3037 RMK AO2 SLP286 T10111022 |
| 07:53 PST |  Obscured Fog | -2°C / 28°F | -3°C / 27°F | 93% | 1028 mb (30.36 in) | Calm | - | 1/4SM |
| | KHIO 241553Z 00000KT 1/4SM FZFG VV006 M02/M03 A3036 RMK AO2 SLP284 T10171028 |
| 06:53 PST |  Obscured Fog | -2°C / 28°F | -2°C / 28°F | 100% | 1028 mb (30.36 in) | Calm | - | 1/4SM |
| | KHIO 241453Z 00000KT 1/4SM FZFG VV006 M02/M02 A3036 RMK AO2 SLP285 T10221022 56009 |
| 05:53 PST |  Obscured Fog | -2°C / 28°F | -2°C / 28°F | 100% | 1028 mb (30.36 in) | Calm | - | 1/4SM |
| | KHIO 241353Z AUTO 00000KT 1/4SM FZFG VV006 M02/M02 A3037 RMK AO2 SLP289 T10221022 |
| 04:53 PST |  Obscured Fog | -2°C / 28°F | -2°C / 28°F | 100% | 1029 mb (30.39 in) | Calm | - | 1/4SM |
| | KHIO 241253Z AUTO 00000KT 1/4SM FZFG VV006 M02/M02 A3038 RMK AO2 SLP290 T10221022 |
| 03:53 PST |  Obscured Fog | -2°C / 28°F | -2°C / 28°F | 100% | 1029 mb (30.39 in) | Calm | - | 1/4SM |
| | KHIO 241153Z AUTO 00000KT 1/4SM FZFG VV006 M02/M02 A3039 RMK AO2 SLP294 T10221022 10000 21022 58010 |
| 02:53 PST |  Obscured Fog | -2°C / 28°F | -2°C / 28°F | 100% | 1029 mb (30.39 in) | Calm | - | 1/4SM |
| | KHIO 241053Z AUTO 00000KT 1/4SM FZFG VV006 M02/M02 A3040 RMK AO2 SLP299 T10171017 |
| 01:53 PST |  Obscured Fog | -1°C / 30°F | -1°C / 30°F | 100% | 1030 mb (30.42 in) | Calm | - | 1/4SM |
| | KHIO 240953Z AUTO 00000KT 1/4SM FZFG VV006 M01/M01 A3041 RMK AO2 SLP301 T10111011 |
| 00:53 PST |  Obscured Fog | -1°C / 30°F | -2°C / 28°F | 93% | 1030 mb (30.42 in) | Calm | - | 1/4SM |
| | KHIO 240853Z AUTO 00000KT 1/4SM FZFG VV006 M01/M02 A3042 RMK AO2 SLP305 T10111017 58001 |