| 18:10 MST |  Clear | -4°C / 25°F | -11°C / 12°F | 59% | 1004 mb (29.65 in) | SSW 41 kph (SSW 25.3 mph) | - | 7SM |
| | KLAM 090110Z AUTO 25022G28KT 7SM CLR M04/M11 A2964 RMK AO2 |
| 17:50 MST |  Clear | -3°C / 27°F | -11°C / 12°F | 54% | 1004 mb (29.65 in) | SSW 32 kph (SSW 19.6 mph) | - | 7SM |
| | KLAM 090050Z AUTO 25017G29KT 7SM CLR M03/M11 A2964 RMK AO2 |
| 17:30 MST |  Clear | -3°C / 27°F | -11°C / 12°F | 54% | 1004 mb (29.65 in) | SSW 28 kph (SSW 17.3 mph) | - | 7SM |
| | KLAM 090030Z AUTO 26015G32KT 7SM CLR M03/M11 A2964 RMK AO2 |
| 17:10 MST |  Partly Cloudy Hazy | -3°C / 27°F | -10°C / 14°F | 59% | 1003 mb (29.62 in) | SSW 44 kph (SSW 27.6 mph) | - | 5SM |
| | KLAM 090010Z AUTO 26024G31KT 5SM HZ SCT026 SCT032 M03/M10 A2962 RMK AO2 |
| 16:50 MST |  Mostly Cloudy | -3°C / 27°F | -10°C / 14°F | 59% | 1003 mb (29.62 in) | W 26 kph (W 16.1 mph) | - | 10SM |
| | KLAM 082350Z AUTO 27014G23KT 10SM SCT026 BKN032 BKN039 M03/M10 A2963 RMK AO2 |
| 16:30 MST |  Overcast Light Snow | -3°C / 27°F | -9°C / 16°F | 64% | 1003 mb (29.62 in) | SSW 28 kph (SSW 17.3 mph) | - | 7SM |
| | KLAM 082330Z AUTO 25015G21KT 7SM -SN SCT023 BKN031 OVC038 M03/M09 A2962 RMK AO2 |
| 16:10 MST |  Overcast Light Snow | -3°C / 27°F | -9°C / 16°F | 64% | 1003 mb (29.62 in) | SSW 24 kph (SSW 15 mph) | - | 7SM |
| | KLAM 082310Z AUTO 24013G24KT 7SM -SN SCT019 BKN028 OVC034 M03/M09 A2962 RMK AO2 |
| 15:50 MST |  Overcast Light Snow | -2°C / 28°F | -9°C / 16°F | 59% | 1003 mb (29.62 in) | SW 19 kph (SW 11.5 mph) | - | 7SM |
| | KLAM 082250Z AUTO 22010G23KT 7SM -SN SCT019 BKN031 OVC037 M02/M09 A2961 RMK AO2 |
| 15:30 MST |  Overcast | -2°C / 28°F | -9°C / 16°F | 59% | 1002 mb (29.59 in) | SSW 19 kph (SSW 11.5 mph) | - | 10SM |
| | KLAM 082230Z AUTO 24010G18KT 10SM SCT024 SCT031 OVC039 M02/M09 A2960 RMK AO2 |
| 15:10 MST |  Overcast Light Snow | -2°C / 28°F | -8°C / 18°F | 64% | 1002 mb (29.59 in) | SSW 20 kph (SSW 12.7 mph) | - | 10SM |
| | KLAM 082210Z AUTO 24011G19KT 211V271 10SM -SN SCT023 BKN031 OVC039 M02/M08 A2959 RMK AO2 |
| 14:50 MST |  Overcast | -1°C / 30°F | -8°C / 18°F | 59% | 1001 mb (29.56 in) | SSW 22 kph (SSW 13.8 mph) | - | 7SM |
| | KLAM 082150Z AUTO 24012G27KT 7SM SCT017 BKN032 OVC038 M01/M08 A2956 RMK AO2 |
| 14:30 MST |  Overcast Light Snow | -2°C / 28°F | -7°C / 19°F | 69% | 1001 mb (29.56 in) | SSW 24 kph (SSW 15 mph) | - | 5SM |
| | KLAM 082130Z AUTO 25013KT 5SM -SN SCT015 BKN030 OVC036 M02/M07 A2956 RMK AO2 |
| 14:10 MST |  Overcast Hazy | -1°C / 30°F | -7°C / 19°F | 64% | 1001 mb (29.56 in) | SSW 39 kph (SSW 24.2 mph) | - | 5SM |
| | KLAM 082110Z AUTO 25021G25KT 5SM HZ SCT020 SCT027 OVC034 M01/M07 A2955 RMK AO2 |
| 13:50 MST |  Overcast Light Snow | -1°C / 30°F | -7°C / 19°F | 64% | 1000 mb (29.53 in) | SSW 24 kph (SSW 15 mph) | - | 4SM |
| | KLAM 082050Z AUTO 25013G30KT 4SM -SN SCT019 BKN025 OVC035 M01/M07 A2953 RMK AO2 |
| 13:30 MST |  Overcast Hazy | -1°C / 30°F | -7°C / 19°F | 64% | 999 mb (29.5 in) | SSW 33 kph (SSW 20.7 mph) | - | 5SM |
| | KLAM 082030Z AUTO 24018G30KT 5SM HZ SCT019 BKN025 OVC031 M01/M07 A2951 RMK AO2 |
| 13:10 MST |  Mostly Cloudy Hazy | -1°C / 30°F | -7°C / 19°F | 64% | 999 mb (29.5 in) | SSW 33 kph (SSW 20.7 mph) | - | 5SM |
| | KLAM 082010Z AUTO 24018G30KT 5SM HZ SCT013 BKN023 BKN031 M01/M07 A2950 RMK AO2 |
| 12:50 MST |  Mostly Cloudy Light Snow | -1°C / 30°F | -7°C / 19°F | 64% | 999 mb (29.5 in) | SSW 39 kph (SSW 24.2 mph) | - | 4SM |
| | KLAM 081950Z AUTO 25021G32KT 4SM -SN BKN016 BKN023 BKN030 M01/M07 A2949 RMK AO2 |
| 12:30 MST |  Mostly Cloudy Hazy | -1°C / 30°F | -7°C / 19°F | 64% | 998 mb (29.47 in) | SSW 33 kph (SSW 20.7 mph) | - | 4SM |
| | KLAM 081930Z AUTO 24018G29KT 4SM HZ SCT014 BKN023 M01/M07 A2948 RMK AO2 |
| 12:10 MST |  Partly Cloudy Light Snow | -2°C / 28°F | -7°C / 19°F | 69% | 998 mb (29.47 in) | SSW 48 kph (SSW 29.9 mph) | - | 1 1/2SM |
| | KLAM 081910Z AUTO 26026G43KT 1 1/2SM -SN SCT009 SCT022 M02/M07 A2948 RMK AO2 VIS 1/2V4 |
| 11:50 MST |  Obscured Light Snow | -2°C / 28°F | -7°C / 19°F | 69% | 998 mb (29.47 in) | SSW 48 kph (SSW 29.9 mph) | - | 1 1/4SM |
| | KLAM 081850Z AUTO 25026G37KT 1 1/4SM -SN VV007 M02/M07 A2947 RMK AO2 |
| 11:30 MST |  Obscured Light Snow | -3°C / 27°F | -6°C / 21°F | 80% | 997 mb (29.44 in) | SSW 56 kph (SSW 34.5 mph) | - | 1/2SM |
| | KLAM 081830Z AUTO 25030G39KT 1/2SM -SN VV005 M03/M06 A2945 RMK AO2 |
| 11:10 MST |  Mostly Cloudy Heavy Snow | -3°C / 27°F | -7°C / 19°F | 74% | 996 mb (29.41 in) | SSW 70 kph (SSW 43.7 mph) | - | M1/4SM |
| | KLAM 081810Z AUTO 25038G53KT M1/4SM +SN BKN007 BKN013 M03/M07 A2942 RMK AO2 |
| 10:50 MST |  Overcast Light Snow | -3°C / 27°F | -7°C / 19°F | 74% | 996 mb (29.41 in) | SSW 67 kph (SSW 41.4 mph) | - | 1/4SM |
| | KLAM 081750Z AUTO 26036G48KT 1/4SM -SN OVC009 M03/M07 A2940 RMK AO2 |
| 10:30 MST |  Overcast Snow | -3°C / 27°F | -7°C / 19°F | 74% | 995 mb (29.38 in) | SSW 61 kph (SSW 38 mph) | - | 1/4SM |
| | KLAM 081730Z AUTO 25033G47KT 1/4SM SN BKN005 OVC009 M03/M07 A2939 RMK AO2 |
| 10:10 MST |  Overcast Light Snow | -3°C / 27°F | -7°C / 19°F | 74% | 995 mb (29.38 in) | SSW 67 kph (SSW 41.4 mph) | - | 1/2SM |
| | KLAM 081710Z AUTO 25036G47KT 1/2SM -SN OVC012 M03/M07 A2939 RMK AO2 |
| 09:50 MST |  Overcast Light Snow | -3°C / 27°F | -8°C / 18°F | 69% | 996 mb (29.41 in) | SSW 67 kph (SSW 41.4 mph) | - | 1/2SM |
| | KLAM 081650Z AUTO 26036G52KT 1/2SM -SN SCT009 BKN018 OVC025 M03/M08 A2942 RMK AO2 |
| 09:30 MST |  Overcast Light Snow | -3°C / 27°F | -8°C / 18°F | 69% | 997 mb (29.44 in) | SSW 56 kph (SSW 34.5 mph) | - | 1SM |
| | KLAM 081630Z AUTO 26030G45KT 1SM -SN OVC021 M03/M08 A2943 RMK AO2 |
| 09:10 MST |  Mostly Cloudy Light Snow | -3°C / 27°F | -9°C / 16°F | 64% | 996 mb (29.41 in) | SSW 35 kph (SSW 21.9 mph) | - | 1/2SM |
| | KLAM 081610Z AUTO 26019G44KT 1/2SM -SN BKN023 BKN031 M03/M09 A2942 RMK AO2 VIS 1/4V3 |
| 08:50 MST |  Obscured Light Snow | -3°C / 27°F | -10°C / 14°F | 59% | 996 mb (29.41 in) | SSW 50 kph (SSW 31.1 mph) | - | 3/4SM |
| | KLAM 081550Z AUTO 24027G44KT 3/4SM -SN VV005 M03/M10 A2941 RMK AO2 |
| 08:30 MST |  Obscured Light Snow | -3°C / 27°F | -10°C / 14°F | 59% | 995 mb (29.38 in) | SSW 56 kph (SSW 34.5 mph) | - | 1SM |
| | KLAM 081530Z AUTO 25030G44KT 1SM -SN VV007 M03/M10 A2939 RMK AO2 |
| 08:10 MST |  Clear Light Snow | -3°C / 27°F | -11°C / 12°F | 54% | 995 mb (29.38 in) | SSW 54 kph (SSW 33.4 mph) | - | 2SM |
| | KLAM 081510Z AUTO 25029G38KT 2SM -SN CLR M03/M11 A2939 RMK AO2 VIS 3/4V5 |
| 07:50 MST |  Clear Hazy | -3°C / 27°F | -10°C / 14°F | 59% | 996 mb (29.41 in) | SSW 37 kph (SSW 23 mph) | - | 3SM |
| | KLAM 081450Z AUTO 25020G38KT 3SM HZ CLR M03/M10 A2940 RMK AO2 |
| 07:30 MST |  Mostly Cloudy Light Snow | -2°C / 28°F | -11°C / 12°F | 51% | 995 mb (29.38 in) | SSW 41 kph (SSW 25.3 mph) | - | 1SM |
| | KLAM 081430Z AUTO 24022G42KT 1SM -SN BKN017 BKN030 BKN055 M02/M11 A2939 RMK AO2 |
| 07:10 MST |  Overcast Light Snow | -2°C / 28°F | -7°C / 19°F | 69% | 995 mb (29.38 in) | SSW 59 kph (SSW 36.8 mph) | - | 1SM |
| | KLAM 081410Z AUTO 24032G48KT 1SM -SN BKN013 BKN020 OVC027 M02/M07 A2937 RMK AO2 |
| 06:50 MST |  Partly Cloudy Light Snow | -1°C / 30°F | -7°C / 19°F | 64% | 994 mb (29.35 in) | SSW 52 kph (SSW 32.2 mph) | - | 2 1/2SM |
| | KLAM 081350Z AUTO 25028G49KT 2 1/2SM -SN SCT120 M01/M07 A2935 RMK AO2 VIS 1V5 |
| 06:30 MST |  Mostly Cloudy Hazy | 0°C / 32°F | -6°C / 21°F | 64% | 993 mb (29.32 in) | SSW 46 kph (SSW 28.8 mph) | - | 4SM |
| | KLAM 081330Z AUTO 25025G41KT 4SM HZ SCT023 SCT037 BKN090 00/M06 A2933 RMK AO2 |
| 06:10 MST |  Overcast Light Snow | 0°C / 32°F | -4°C / 25°F | 75% | 993 mb (29.32 in) | SSW 41 kph (SSW 25.3 mph) | - | 2 1/2SM |
| | KLAM 081310Z AUTO 25022G42KT 2 1/2SM -SN SCT018 BKN025 OVC035 M00/M04 A2931 RMK AO2 |
| 05:50 MST |  Overcast Light Snow | 0°C / 32°F | -4°C / 25°F | 75% | 993 mb (29.32 in) | SSW 43 kph (SSW 26.5 mph) | 0.25 mm (0.01 in) | 1 1/2SM |
| | KLAM 081250Z AUTO 24023G36KT 1 1/2SM -SN SCT007 BKN013 OVC018 00/M04 A2933 RMK AO2 VIS 1V2 1/2 P0001 |
| 05:30 MST |  Overcast Snow | 0°C / 32°F | -3°C / 27°F | 80% | 993 mb (29.32 in) | SW 44 kph (SW 27.6 mph) | 0.25 mm (0.01 in) | 3/4SM |
| | KLAM 081230Z AUTO 23024G40KT 3/4SM SN BKN002 OVC009 M00/M03 A2932 RMK AO2 P0001 |
| 05:10 MST |  Overcast Light Snow | 1°C / 34°F | 1°C / 34°F | 100% | 993 mb (29.32 in) | SW 52 kph (SW 32.2 mph) | 0.25 mm (0.01 in) | 1SM |
| | KLAM 081210Z AUTO 23028G37KT 1SM -SN OVC002 01/01 A2933 RMK AO2 P0001 |
| 04:50 MST |  Overcast Snow | 1°C / 34°F | 1°C / 34°F | 100% | 992 mb (29.29 in) | S 65 kph (S 40.3 mph) | 0.76 mm (0.03 in) | 1/2SM |
| | KLAM 081150Z AUTO 19035G47KT 1/2SM SN OVC002 01/01 A2928 RMK AO2 P0003 |
| 04:30 MST |  Overcast Snow | 1°C / 34°F | 1°C / 34°F | 100% | 992 mb (29.29 in) | S 19 kph (S 11.5 mph) | 0.25 mm (0.01 in) | 3/4SM |
| | KLAM 081130Z AUTO 17010G16KT 3/4SM SN OVC002 01/01 A2928 RMK AO2 P0001 |
| 04:10 MST |  Overcast Light Snow | 1°C / 34°F | 1°C / 34°F | 100% | 992 mb (29.29 in) | SSE 20 kph (SSE 12.7 mph) | - | 1 1/4SM |
| | KLAM 081110Z AUTO 16011G18KT 1 1/4SM -SN OVC002 01/01 A2929 RMK AO2 |
| 03:50 MST |  Overcast Light Snow | 1°C / 34°F | 1°C / 34°F | 100% | 993 mb (29.32 in) | S 22 kph (S 13.8 mph) | - | 5SM |
| | KLAM 081050Z AUTO 17012G22KT 5SM -SN BKN004 BKN010 OVC016 01/01 A2933 RMK AO2 |
| 03:30 MST |  Overcast | 1°C / 34°F | 1°C / 34°F | 100% | 994 mb (29.35 in) | SSE 20 kph (SSE 12.7 mph) | - | 10SM |
| | KLAM 081030Z AUTO 16011G21KT 10SM SCT002 BKN014 OVC021 01/01 A2935 RMK AO2 |
| 03:10 MST |  Overcast Fog And Mist | 1°C / 34°F | 1°C / 34°F | 100% | 995 mb (29.38 in) | S 26 kph (S 16.1 mph) | - | 1 1/2SM |
| | KLAM 081010Z AUTO 18014G18KT 1 1/2SM BR OVC002 01/01 A2938 RMK AO2 |
| 02:50 MST |  Overcast Unknown Precip | 0°C / 32°F | 0°C / 32°F | 100% | 996 mb (29.41 in) | SSE 13 kph (SSE 8.1 mph) | 1.52 mm (0.06 in) | 3/4SM |
| | KLAM 080950Z AUTO 15007KT 3/4SM UP OVC002 00/00 A2940 RMK AO2 P0006 |
| 02:30 MST |  Overcast Unknown Precip | 0°C / 32°F | 0°C / 32°F | 100% | 996 mb (29.41 in) | S 17 kph (S 10.4 mph) | 1.02 mm (0.04 in) | 1 1/2SM |
| | KLAM 080930Z AUTO 19009KT 1 1/2SM UP OVC002 00/00 A2942 RMK AO2 P0004 |
| 02:10 MST |  Overcast Unknown Precip | 0°C / 32°F | 0°C / 32°F | 100% | 997 mb (29.44 in) | S 15 kph (S 9.2 mph) | 0.25 mm (0.01 in) | 1 1/2SM |
| | KLAM 080910Z AUTO 17008KT 1 1/2SM UP OVC002 00/00 A2943 RMK AO2 P0001 |
| 01:50 MST |  Overcast Unknown Precip | 0°C / 32°F | 0°C / 32°F | 100% | 997 mb (29.44 in) | S 19 kph (S 11.5 mph) | 1.02 mm (0.04 in) | 3/4SM |
| | KLAM 080850Z AUTO 17010KT 3/4SM UP OVC002 00/00 A2944 RMK AO2 P0004 |
| 01:30 MST |  Overcast Unknown Precip | 0°C / 32°F | 0°C / 32°F | 100% | 997 mb (29.44 in) | S 22 kph (S 13.8 mph) | 0.51 mm (0.02 in) | 3/4SM |
| | KLAM 080830Z AUTO 17012G17KT 3/4SM UP OVC002 M00/M00 A2945 RMK AO2 P0002 |
| 01:10 MST |  Overcast Unknown Precip | -1°C / 30°F | -1°C / 30°F | 100% | 998 mb (29.47 in) | S 24 kph (S 15 mph) | 0.25 mm (0.01 in) | 4SM |
| | KLAM 080810Z AUTO 17013KT 4SM UP OVC004 M01/M01 A2946 RMK AO2 P0001 |
| 00:50 MST |  Overcast Light Snow | -1°C / 30°F | -1°C / 30°F | 100% | 998 mb (29.47 in) | S 13 kph (S 8.1 mph) | 0.76 mm (0.03 in) | 1 1/2SM |
| | KLAM 080750Z AUTO 18007KT 1 1/2SM -SN OVC004 M01/M01 A2947 RMK AO2 P0003 |
| 00:30 MST |  Overcast Snow | -1°C / 30°F | -1°C / 30°F | 100% | 998 mb (29.47 in) | S 15 kph (S 9.2 mph) | 0.51 mm (0.02 in) | 1SM |
| | KLAM 080730Z AUTO 18008KT 1SM SN OVC004 M01/M01 A2948 RMK AO2 P0002 |
| 00:10 MST |  Overcast Light Snow | -1°C / 30°F | -1°C / 30°F | 100% | 999 mb (29.5 in) | S 15 kph (S 9.2 mph) | 0.25 mm (0.01 in) | 1 1/4SM |
| | KLAM 080710Z AUTO 17008KT 1 1/4SM -SN OVC004 M01/M01 A2950 RMK AO2 P0001 |