| 17:53 PST |  Overcast | 3°C / 37°F | -1°C / 30°F | 75% | 1022 mb (30.18 in) | NE 7 kph (NE 4.6 mph) | - | 10SM |
| | KTTD 050153Z 04004KT 10SM FEW043 OVC080 03/M01 A3019 RMK AO2 SLP223 T00331006 |
| 16:53 PST |  Overcast | 4°C / 39°F | -1°C / 30°F | 70% | 1022 mb (30.18 in) | Calm | - | 10SM |
| | KTTD 050053Z 00000KT 10SM SCT050 SCT060 OVC075 04/M01 A3019 RMK AO2 SLP221 T00441006 |
| 15:53 PST |  Overcast | 5°C / 41°F | -1°C / 30°F | 66% | 1022 mb (30.18 in) | Calm | - | 10SM |
| | KTTD 042353Z 00000KT 10SM SCT048 OVC070 05/M01 A3019 RMK AO2 SLP222 T00501006 10061 20006 55008 |
| 14:53 PST |  Mostly Cloudy | 6°C / 43°F | -1°C / 30°F | 61% | 1022 mb (30.18 in) | Calm | - | 10SM |
| | KTTD 042253Z 00000KT 10SM BKN050 BKN060 06/M01 A3018 RMK AO2 SLP218 T00561006 |
| 13:53 PST |  Overcast | 4°C / 39°F | -1°C / 30°F | 70% | 1023 mb (30.21 in) | Calm | - | 10SM |
| | KTTD 042153Z 00000KT 10SM SCT033 BKN041 OVC055 04/M01 A3020 RMK AO2 SLP225 T00441011 $ |
| 12:53 PST |  Overcast | 3°C / 37°F | -2°C / 28°F | 70% | 1023 mb (30.21 in) | NW 6 kph (NW 3.5 mph) | - | 10SM |
| | KTTD 042053Z 31003KT 10SM OVC045 03/M02 A3021 RMK AO2 SLP231 T00331017 58017 $ |
| 11:53 PST |  Overcast | 2°C / 36°F | -2°C / 28°F | 75% | 1024 mb (30.24 in) | Calm | - | 10SM |
| | KTTD 041953Z 00000KT 10SM OVC039 02/M02 A3023 RMK AO2 SLP237 T00221022 $ |
| 10:53 PST |  Overcast | 1°C / 34°F | -2°C / 28°F | 81% | 1025 mb (30.27 in) | Calm | - | 10SM |
| | KTTD 041853Z 00000KT 10SM OVC031 01/M02 A3026 RMK AO2 SLP245 T00111022 $ |
| 09:53 PST |  Mostly Cloudy | 1°C / 34°F | -3°C / 27°F | 75% | 1025 mb (30.27 in) | Calm | - | 10SM |
| | KTTD 041753Z 00000KT 10SM BKN031 01/M03 A3026 RMK AO2 SLP247 T00111028 10011 21039 50004 $ |
| 08:53 PST |  Partly Cloudy | -1°C / 30°F | -3°C / 27°F | 86% | 1025 mb (30.27 in) | Calm | - | 10SM |
| | KTTD 041653Z 00000KT 10SM SCT028 M01/M03 A3026 RMK AO2 SLP248 T10061028 |
| 07:53 PST |  Partly Cloudy | -3°C / 27°F | -4°C / 25°F | 93% | 1025 mb (30.27 in) | Calm | - | 10SM |
| | KTTD 041553Z 00000KT 10SM FEW049 M03/M04 A3026 RMK AO2 SLP246 T10331044 |
| 06:53 PST |  Partly Cloudy | -3°C / 27°F | -5°C / 23°F | 86% | 1024 mb (30.24 in) | Calm | - | 10SM |
| | KTTD 041453Z 00000KT 10SM FEW055 M03/M05 A3025 RMK AO2 SLP243 T10331050 53006 |
| 05:53 PST |  Clear | -3°C / 27°F | -5°C / 23°F | 86% | 1024 mb (30.24 in) | Calm | - | 10SM |
| | KTTD 041353Z AUTO 00000KT 10SM CLR M03/M05 A3024 RMK AO2 SLP241 T10331050 |
| 04:53 PST |  Clear | -2°C / 28°F | -4°C / 25°F | 86% | 1024 mb (30.24 in) | ESE 6 kph (ESE 3.5 mph) | - | 10SM |
| | KTTD 041253Z AUTO 11003KT 10SM CLR M02/M04 A3023 RMK AO2 SLP236 T10221044 |
| 03:53 PST |  Clear | 0°C / 32°F | -3°C / 27°F | 80% | 1024 mb (30.24 in) | E 9 kph (E 5.8 mph) | - | 10SM |
| | KTTD 041153Z AUTO 10005KT 10SM CLR 00/M03 A3023 RMK AO2 SLP238 T00001033 10028 20000 58002 |
| 02:53 PST |  Clear | 1°C / 34°F | -3°C / 27°F | 75% | 1024 mb (30.24 in) | E 15 kph (E 9.2 mph) | - | 10SM |
| | KTTD 041053Z AUTO 10008KT 10SM CLR 01/M03 A3024 RMK AO2 SLP239 T00061028 |
| 01:53 PST |  Partly Cloudy | 1°C / 34°F | -3°C / 27°F | 75% | 1024 mb (30.24 in) | E 20 kph (E 12.7 mph) | - | 10SM |
| | KTTD 040953Z AUTO 09011KT 10SM FEW085 01/M03 A3024 RMK AO2 SLP240 T00111028 |
| 00:53 PST |  Clear | 2°C / 36°F | -3°C / 27°F | 70% | 1024 mb (30.24 in) | ENE 7 kph (ENE 4.6 mph) | - | 10SM |
| | KTTD 040853Z AUTO 07004KT 10SM CLR 02/M03 A3024 RMK AO2 SLP240 T00171028 50007 |