| 22:56 PST |  Clear | -1°C / 30°F | -7°C / 19°F | 64% | 1015 mb (29.97 in) | S 11 kph (S 6.9 mph) | - | 10SM |
| | KNFL 050656Z AUTO 18006KT 10SM CLR M01/M07 A2997 RMK AO2 SLP119 T10111067 FZRANO TSNO $ |
| 21:56 PST |  Overcast | -2°C / 28°F | -7°C / 19°F | 69% | 1016 mb (30 in) | S 9 kph (S 5.8 mph) | - | 10SM |
| | KNFL 050556Z 18005KT 10SM BKN150 OVC250 M02/M07 A2999 RMK AO2 SLP126 T10171067 10056 21028 58013 $ |
| 20:56 PST |  Overcast | -2°C / 28°F | -7°C / 19°F | 69% | 1016 mb (30 in) | Calm | - | 10SM |
| | KNFL 050456Z 00000KT 10SM BKN150 OVC250 M02/M07 A3001 RMK AO2 SLP132 T10171072 $ |
| 19:56 PST |  Mostly Cloudy | -2°C / 28°F | -7°C / 19°F | 69% | 1017 mb (30.03 in) | Calm | - | 10SM |
| | KNFL 050356Z 00000KT 10SM SCT150 BKN250 M02/M07 A3002 RMK AO2 SLP134 T10171072 $ |
| 18:56 PST |  Mostly Cloudy | 0°C / 32°F | -7°C / 19°F | 60% | 1017 mb (30.03 in) | NE 11 kph (NE 6.9 mph) | - | 10SM |
| | KNFL 050256Z 04006KT 10SM SCT150 BKN250 00/M07 A3003 RMK AO2 SLP139 T00001067 55009 $ |
| 17:56 PST |  Mostly Cloudy | 1°C / 34°F | -6°C / 21°F | 60% | 1017 mb (30.03 in) | NE 7 kph (NE 4.6 mph) | - | 10SM |
| | KNFL 050156Z 04004KT 10SM SCT150 BKN250 01/M06 A3003 RMK AO2 SLP138 T00111061 $ |
| 16:56 PST |  Mostly Cloudy | 2°C / 36°F | -6°C / 21°F | 56% | 1018 mb (30.06 in) | NE 7 kph (NE 4.6 mph) | - | 10SM |
| | KNFL 050056Z 03004KT 10SM SCT150 BKN220 BKN300 02/M06 A3005 RMK AO2 SLP144 T00171056 $ |
| 15:56 PST |  Mostly Cloudy | 6°C / 43°F | -6°C / 21°F | 42% | 1018 mb (30.06 in) | Calm | - | 10SM |
| | KNFL 042356Z 00000KT 10SM SCT150 BKN220 BKN300 06/M06 A3006 RMK AO2 SLP148 T00561056 10072 20000 58020 |
| 14:56 PST |  Overcast | 6°C / 43°F | -6°C / 21°F | 42% | 1019 mb (30.09 in) | Calm | - | 10SM |
| | KNFL 042256Z 00000KT 10SM SCT150 BKN220 OVC300 06/M06 A3008 RMK AO2 SLP155 T00561056 |
| 13:56 PST |  Overcast | 6°C / 43°F | -6°C / 21°F | 42% | 1020 mb (30.12 in) | NNW 11 kph (NNW 6.9 mph) | - | 10SM |
| | KNFL 042156Z 34006KT 10SM SCT150 BKN220 OVC300 06/M06 A3012 RMK AO2 SLP164 T00611056 |
| 12:56 PST |  Overcast | 6°C / 43°F | -6°C / 21°F | 42% | 1020 mb (30.12 in) | Calm | - | 10SM |
| | KNFL 042056Z 00000KT 10SM SCT150 BKN220 OVC300 06/M06 A3013 RMK AO2 SLP168 ACSL DSNT S-SW T00611061 58030 |
| 11:56 PST |  Overcast | 4°C / 39°F | -6°C / 21°F | 48% | 1022 mb (30.18 in) | Calm | - | 10SM |
| | KNFL 041956Z 00000KT 10SM BKN150 BKN220 OVC300 04/M06 A3017 RMK AO2 SLP180 ACSL DSNT S-W T00391056 |
| 10:56 PST |  Overcast | 3°C / 37°F | -6°C / 21°F | 52% | 1023 mb (30.21 in) | Calm | - | 10SM |
| | KNFL 041856Z 00000KT 10SM SCT150 BKN220 OVC300 03/M06 A3020 RMK AO2 SLP191 ACSL DSNT S-W T00281056 |
| 09:56 PST |  Mostly Cloudy | 0°C / 32°F | -7°C / 19°F | 60% | 1024 mb (30.24 in) | Calm | - | 10SM |
| | KNFL 041756Z 00000KT 10SM FEW150 SCT220 BKN300 00/M07 A3023 RMK AO2 SLP199 T00001072 10000 21106 58001 |
| 08:56 PST |  Mostly Cloudy | -3°C / 27°F | -8°C / 18°F | 69% | 1024 mb (30.24 in) | Calm | - | 10SM |
| | KNFL 041656Z 00000KT 10SM FEW150 SCT220 BKN300 M03/M08 A3024 RMK AO2 SLP203 ACSL DSNT W T10281078 |
| 07:56 PST |  Clear | -7°C / 19°F | -10°C / 14°F | 79% | 1024 mb (30.24 in) | Calm | - | 10SM |
| | KNFL 041556Z 00000KT 10SM CLR M07/M10 A3024 RMK AO2 SLP200 T10721100 |
| 06:56 PST |  Mostly Cloudy | -9°C / 16°F | -12°C / 10°F | 79% | 1024 mb (30.24 in) | E 7 kph (E 4.6 mph) | - | 10SM |
| | KNFL 041456Z 09004KT 10SM SCT150 BKN250 M09/M12 A3023 RMK AO2 SLP200 T10941122 56005 |
| 06:17 PST |  Mostly Cloudy | -9°C / 16°F | -12°C / 10°F | 79% | 1024 mb (30.24 in) | Calm | - | 10SM |
| | KNFL 041417Z 00000KT 10SM FEW150 BKN250 M09/M12 A3024 RMK AO2 |
| 05:56 PST |  Clear | -10°C / 14°F | -12°C / 10°F | 85% | 1024 mb (30.24 in) | Calm | - | 10SM |
| | KNFL 041356Z AUTO 00000KT 10SM CLR M10/M12 A3024 RMK AO2 SLP201 T11001122 FZRANO TSNO |
| 04:56 PST |  Clear | -9°C / 16°F | -11°C / 12°F | 86% | 1024 mb (30.24 in) | NNW 7 kph (NNW 4.6 mph) | - | 10SM |
| | KNFL 041256Z AUTO 34004KT 10SM CLR M09/M11 A3024 RMK AO2 SLP203 T10891111 FZRANO TSNO |
| 03:56 PST |  Clear | -8°C / 18°F | -11°C / 12°F | 79% | 1024 mb (30.24 in) | ENE 7 kph (ENE 4.6 mph) | - | 10SM |
| | KNFL 041156Z AUTO 06004KT 10SM CLR M08/M11 A3025 RMK AO2 SLP205 T10831111 11039 21083 58007 FZRANO TSNO |
| 02:56 PST |  Clear | -6°C / 21°F | -11°C / 12°F | 68% | 1025 mb (30.27 in) | Calm | - | 10SM |
| | KNFL 041056Z AUTO 00000KT 10SM CLR M06/M11 A3026 RMK AO2 SLP209 T10561106 FZRANO TSNO |
| 01:56 PST |  Clear | -6°C / 21°F | -10°C / 14°F | 74% | 1025 mb (30.27 in) | SE 11 kph (SE 6.9 mph) | - | 10SM |
| | KNFL 040956Z AUTO 14006KT 10SM CLR M06/M10 A3027 RMK AO2 SLP211 T10561100 FZRANO TSNO |
| 00:56 PST |  Clear | -7°C / 19°F | -10°C / 14°F | 79% | 1025 mb (30.27 in) | SE 9 kph (SE 5.8 mph) | - | 10SM |
| | KNFL 040856Z AUTO 14005KT 10SM CLR M07/M10 A3028 RMK AO2 SLP213 T10671100 58008 FZRANO TSNO |