| 10:54 EST |  Overcast Light Rain | 4°C / 39°F | 2°C / 36°F | 87% | 1015 mb (29.97 in) | N 19 kph (N 11.5 mph) | 2.29 mm (0.09 in) | 2SM |
| | KNAK 051554Z AUTO 01010KT 2SM -RA BR OVC014 04/02 A2998 RMK AO2 SLP155 P0009 T00440022 TSNO |
| 10:50 EST |  Overcast Light Rain | 4°C / 39°F | 2°C / 36°F | 87% | 1016 mb (30 in) | N 19 kph (N 11.5 mph) | 2.03 mm (0.08 in) | 2SM |
| | KNAK 051550Z AUTO 01010KT 2SM -RA BR OVC014 04/02 A2999 RMK AO2 P0008 TSNO |
| 10:31 EST |  Overcast Light Rain | 5°C / 41°F | 2°C / 36°F | 81% | 1016 mb (30 in) | NE 19 kph (NE 11.5 mph) | 1.27 mm (0.05 in) | 2 1/2SM |
| | KNAK 051531Z AUTO 03010KT 2 1/2SM -RA BKN016 OVC022 05/02 A2999 RMK AO2 P0005 TSNO |
| 10:21 EST |  Overcast Light Rain | 5°C / 41°F | 2°C / 36°F | 81% | 1016 mb (30 in) | NNE 17 kph (NNE 10.4 mph) | 1.02 mm (0.04 in) | 3SM |
| | KNAK 051521Z AUTO 02009KT 3SM -RA BKN018 BKN022 OVC030 05/02 A2999 RMK AO2 P0004 TSNO |
| 10:01 EST |  Overcast Light Rain | 5°C / 41°F | 2°C / 36°F | 81% | 1016 mb (30 in) | NE 19 kph (NE 11.5 mph) | 0.25 mm (0.01 in) | 2 1/2SM |
| | KNAK 051501Z AUTO 03010KT 2 1/2SM -RA BKN019 OVC030 05/02 A3001 RMK AO2 P0001 TSNO |
| 09:54 EST |  Overcast Light Rain | 5°C / 41°F | 2°C / 36°F | 81% | 1016 mb (30 in) | NNE 20 kph (NNE 12.7 mph) | 1.27 mm (0.05 in) | 2 1/2SM |
| | KNAK 051454Z AUTO 02011G15KT 2 1/2SM -RA SCT019 BKN030 OVC034 05/02 A3001 RMK AO2 SLP164 P0005 60008 T00500022 56016 TSNO |
| 09:32 EST |  Overcast Light Rain | 6°C / 43°F | 2°C / 36°F | 76% | 1017 mb (30.03 in) | NNE 11 kph (NNE 6.9 mph) | 0.76 mm (0.03 in) | 2 1/2SM |
| | KNAK 051432Z AUTO 02006KT 2 1/2SM -RA SCT030 OVC036 06/02 A3002 RMK AO2 P0003 TSNO |
| 08:54 EST |  Overcast Light Rain | 6°C / 43°F | 2°C / 36°F | 76% | 1017 mb (30.03 in) | NE 13 kph (NE 8.1 mph) | 0.25 mm (0.01 in) | 5SM |
| | KNAK 051354Z AUTO 04007KT 5SM -RA OVC032 06/02 A3002 RMK AO2 SLP167 P0001 T00560022 TSNO |
| 08:01 EST |  Overcast Light Rain | 6°C / 43°F | 2°C / 36°F | 76% | 1017 mb (30.03 in) | NE 17 kph (NE 10.4 mph) | 0.00 mm (0.00 in) | 5SM |
| | KNAK 051301Z AUTO 05009KT 5SM -RA SCT028 OVC060 06/02 A3003 RMK AO2 P0000 TSNO |
| 07:54 EST |  Overcast Light Rain | 6°C / 43°F | 2°C / 36°F | 76% | 1017 mb (30.03 in) | NE 15 kph (NE 9.2 mph) | 0.51 mm (0.02 in) | 5SM |
| | KNAK 051254Z AUTO 05008KT 5SM -RA BKN028 OVC060 06/02 A3004 RMK AO2 SLP174 P0002 T00610017 TSNO |
| 06:54 EST |  Overcast Light Rain | 7°C / 45°F | 2°C / 36°F | 71% | 1018 mb (30.06 in) | NE 15 kph (NE 9.2 mph) | 0.00 mm (0.00 in) | 8SM |
| | KNAK 051154Z AUTO 03008KT 8SM -RA OVC060 07/02 A3006 RMK AO2 RAB17 SLP180 P0000 60000 T00670017 10083 20067 58009 TSNO |
| 05:54 EST |  Overcast | 7°C / 45°F | 2°C / 36°F | 71% | 1018 mb (30.06 in) | NNE 17 kph (NNE 10.4 mph) | 0.00 mm (0.00 in) | 8SM |
| | KNAK 051054Z AUTO 02009KT 8SM OVC060 07/02 A3006 RMK AO2 RAE47 SLP181 P0000 T00720017 TSNO |
| 04:54 EST |  Overcast Light Rain | 8°C / 46°F | 1°C / 34°F | 62% | 1019 mb (30.09 in) | NE 13 kph (NE 8.1 mph) | 0.00 mm (0.00 in) | 8SM |
| | KNAK 050954Z AUTO 04007KT 8SM -RA OVC065 08/01 A3009 RMK AO2 RAB05E14B35 SLP189 P0000 T00780011 TSNO |
| 03:54 EST |  Overcast | 8°C / 46°F | 2°C / 36°F | 66% | 1019 mb (30.09 in) | NNE 9 kph (NNE 5.8 mph) | - | 9SM |
| | KNAK 050854Z AUTO 02005KT 9SM OVC065 08/02 A3008 RMK AO2 SLP189 T00780022 56014 TSNO |
| 02:54 EST |  Overcast | 8°C / 46°F | 3°C / 37°F | 71% | 1019 mb (30.09 in) | N 11 kph (N 6.9 mph) | - | 10SM |
| | KNAK 050754Z AUTO 01006KT 10SM SCT080 SCT090 OVC120 08/03 A3010 RMK AO2 SLP196 T00780033 TSNO |
| 01:54 EST |  Partly Cloudy | 8°C / 46°F | 2°C / 36°F | 66% | 1019 mb (30.09 in) | NE 7 kph (NE 4.6 mph) | - | 10SM |
| | KNAK 050654Z AUTO 03004KT 10SM FEW090 08/02 A3009 RMK AO2 SLP191 T00830017 TSNO |
| 00:54 EST |  Partly Cloudy | 7°C / 45°F | 3°C / 37°F | 76% | 1020 mb (30.12 in) | Calm | - | 9SM |
| | KNAK 050554Z AUTO 00000KT 9SM FEW095 07/03 A3013 RMK AO2 SLP203 T00720033 10083 20072 58011 TSNO |