| 18:50 MST |  Partly Cloudy | -8°C / 18°F | -15°C / 5°F | 58% | 1007 mb (29.74 in) | SW 13 kph (SW 8.1 mph) | - | 10SM |
| | KIBM 050150Z AUTO 23007KT 10SM SCT110 M08/M15 A2973 RMK AO2 T10801150 |
| 18:30 MST |  Partly Cloudy | -8°C / 18°F | -14°C / 7°F | 62% | 1007 mb (29.74 in) | SW 15 kph (SW 9.2 mph) | - | 10SM |
| | KIBM 050130Z AUTO 22008KT 10SM SCT110 M08/M14 A2974 RMK AO2 T10851140 |
| 18:10 MST |  Partly Cloudy | -9°C / 16°F | -14°C / 7°F | 67% | 1007 mb (29.74 in) | SSW 11 kph (SSW 6.9 mph) | - | 10SM |
| | KIBM 050110Z AUTO 24006KT 10SM SCT120 M09/M14 A2974 RMK AO2 T10901141 |
| 17:50 MST |  Clear | -8°C / 18°F | -14°C / 7°F | 62% | 1007 mb (29.74 in) | SSW 13 kph (SSW 8.1 mph) | - | 10SM |
| | KIBM 050050Z AUTO 25007KT 10SM CLR M08/M14 A2974 RMK AO2 T10851140 |
| 17:30 MST |  Clear | -8°C / 18°F | -14°C / 7°F | 62% | 1007 mb (29.74 in) | SW 13 kph (SW 8.1 mph) | - | 10SM |
| | KIBM 050030Z AUTO 23007KT 10SM CLR M08/M14 A2974 RMK AO2 T10761136 |
| 17:10 MST |  Clear | -7°C / 19°F | -14°C / 7°F | 58% | 1007 mb (29.74 in) | SSW 13 kph (SSW 8.1 mph) | - | 10SM |
| | KIBM 050010Z AUTO 26007KT 10SM CLR M07/M14 A2974 RMK AO2 T10691137 |
| 16:50 MST |  Clear | -5°C / 23°F | -13°C / 9°F | 54% | 1007 mb (29.74 in) | SSW 17 kph (SSW 10.4 mph) | - | 10SM |
| | KIBM 042350Z AUTO 26009KT 10SM CLR M05/M13 A2975 RMK AO2 T10481130 10003 21050 |
| 16:30 MST |  Clear | -5°C / 23°F | -13°C / 9°F | 54% | 1007 mb (29.74 in) | W 17 kph (W 10.4 mph) | - | 10SM |
| | KIBM 042330Z AUTO 27009KT 10SM CLR M05/M13 A2974 RMK AO2 T10481127 |
| 16:10 MST |  Clear | -4°C / 25°F | -13°C / 9°F | 50% | 1007 mb (29.74 in) | WNW 13 kph (WNW 8.1 mph) | - | 10SM |
| | KIBM 042310Z AUTO 29007KT 10SM CLR M04/M13 A2975 RMK AO2 T10451130 |
| 15:50 MST |  Clear | -2°C / 28°F | -13°C / 9°F | 43% | 1008 mb (29.77 in) | WNW 17 kph (WNW 10.4 mph) | - | 10SM |
| | KIBM 042250Z AUTO 29009KT 10SM CLR M02/M13 A2976 RMK AO2 T10201133 |
| 15:30 MST |  Clear | 0°C / 32°F | -13°C / 9°F | 37% | 1008 mb (29.77 in) | W 35 kph (W 21.9 mph) | - | 10SM |
| | KIBM 042230Z AUTO 28019G22KT 10SM CLR 00/M13 A2976 RMK AO2 T00001130 |
| 15:10 MST |  Clear | -1°C / 30°F | -11°C / 12°F | 47% | 1008 mb (29.77 in) | W 11 kph (W 6.9 mph) | - | 10SM |
| | KIBM 042210Z AUTO 27006KT 10SM CLR M01/M11 A2977 RMK AO2 T10081110 |
| 14:50 MST |  Clear | -1°C / 30°F | -12°C / 10°F | 43% | 1008 mb (29.77 in) | W 20 kph (W 12.7 mph) | - | 10SM |
| | KIBM 042150Z AUTO 28011KT 10SM CLR M01/M12 A2977 RMK AO2 T10101121 |
| 14:30 MST |  Clear | -1°C / 30°F | -12°C / 10°F | 43% | 1008 mb (29.77 in) | NW 20 kph (NW 12.7 mph) | - | 10SM |
| | KIBM 042130Z AUTO 30011KT 10SM CLR M01/M12 A2977 RMK AO2 T10141123 |
| 14:10 MST |  Clear | 0°C / 32°F | -13°C / 9°F | 37% | 1008 mb (29.77 in) | NW 30 kph (NW 18.4 mph) | - | 10SM |
| | KIBM 042110Z AUTO 30016KT 10SM CLR 00/M13 A2977 RMK AO2 T00001129 |
| 13:50 MST |  Clear | 0°C / 32°F | -13°C / 9°F | 37% | 1008 mb (29.77 in) | NW 33 kph (NW 20.7 mph) | - | 10SM |
| | KIBM 042050Z AUTO 30018G23KT 10SM CLR 00/M13 A2978 RMK AO2 T00001135 |
| 13:30 MST |  Clear | -1°C / 30°F | -13°C / 9°F | 40% | 1009 mb (29.8 in) | W 17 kph (W 10.4 mph) | - | 10SM |
| | KIBM 042030Z AUTO 28009G14KT 10SM CLR M01/M13 A2979 RMK AO2 T10111129 |
| 13:10 MST |  Clear | 0°C / 32°F | -13°C / 9°F | 37% | 1009 mb (29.8 in) | W 28 kph (W 17.3 mph) | - | 10SM |
| | KIBM 042010Z AUTO 28015G21KT 10SM CLR 00/M13 A2980 RMK AO2 T10021134 |
| 12:50 MST |  Clear | -1°C / 30°F | -14°C / 7°F | 37% | 1009 mb (29.8 in) | NW 33 kph (NW 20.7 mph) | - | 10SM |
| | KIBM 041950Z AUTO 30018KT 10SM CLR M01/M14 A2980 RMK AO2 T10101143 |
| 12:30 MST |  Clear | -1°C / 30°F | -15°C / 5°F | 34% | 1009 mb (29.8 in) | WNW 33 kph (WNW 20.7 mph) | - | 10SM |
| | KIBM 041930Z AUTO 29018G24KT 10SM CLR M01/M15 A2981 RMK AO2 T10131146 |
| 12:10 MST |  Clear | -1°C / 30°F | -14°C / 7°F | 37% | 1009 mb (29.8 in) | WNW 32 kph (WNW 19.6 mph) | - | 10SM |
| | KIBM 041910Z AUTO 29017G23KT 10SM CLR M01/M14 A2981 RMK AO2 T10141141 |
| 11:50 MST |  Clear | -2°C / 28°F | -15°C / 5°F | 37% | 1010 mb (29.83 in) | W 32 kph (W 19.6 mph) | - | 10SM |
| | KIBM 041850Z AUTO 27017G24KT 10SM CLR M02/M15 A2983 RMK AO2 T10191149 |
| 11:30 MST |  Clear | -2°C / 28°F | -14°C / 7°F | 40% | 1010 mb (29.83 in) | W 32 kph (W 19.6 mph) | - | 10SM |
| | KIBM 041830Z AUTO 28017KT 10SM CLR M02/M14 A2984 RMK AO2 T10251138 |
| 11:10 MST |  Clear | -3°C / 27°F | -14°C / 7°F | 43% | 1011 mb (29.85 in) | W 26 kph (W 16.1 mph) | - | 10SM |
| | KIBM 041810Z AUTO 27014KT 10SM CLR M03/M14 A2986 RMK AO2 T10311141 |
| 10:50 MST |  Clear | -4°C / 25°F | -14°C / 7°F | 46% | 1012 mb (29.88 in) | SSW 24 kph (SSW 15 mph) | - | 10SM |
| | KIBM 041750Z AUTO 26013KT 10SM CLR M04/M14 A2987 RMK AO2 T10361136 11036 21175 |
| 10:30 MST |  Clear | -5°C / 23°F | -15°C / 5°F | 46% | 1012 mb (29.88 in) | SSW 19 kph (SSW 11.5 mph) | - | 10SM |
| | KIBM 041730Z AUTO 24010KT 10SM CLR M05/M15 A2988 RMK AO2 T10471148 |
| 10:10 MST |  Clear | -6°C / 21°F | -15°C / 5°F | 49% | 1012 mb (29.88 in) | SSW 19 kph (SSW 11.5 mph) | - | 10SM |
| | KIBM 041710Z AUTO 25010KT 10SM CLR M06/M15 A2989 RMK AO2 T10561146 |
| 09:50 MST |  Clear | -7°C / 19°F | -14°C / 7°F | 58% | 1013 mb (29.91 in) | SSW 13 kph (SSW 8.1 mph) | - | 10SM |
| | KIBM 041650Z AUTO 25007KT 10SM CLR M07/M14 A2990 RMK AO2 T10711142 |
| 09:30 MST |  Clear | -8°C / 18°F | -15°C / 5°F | 58% | 1013 mb (29.91 in) | SSW 17 kph (SSW 10.4 mph) | - | 10SM |
| | KIBM 041630Z AUTO 24009KT 10SM CLR M08/M15 A2991 RMK AO2 T10841148 |
| 09:10 MST |  Clear | -10°C / 14°F | -15°C / 5°F | 67% | 1013 mb (29.91 in) | SW 15 kph (SW 9.2 mph) | - | 10SM |
| | KIBM 041610Z AUTO 23008KT 10SM CLR M10/M15 A2991 RMK AO2 T11021155 |
| 08:50 MST |  Clear | -12°C / 10°F | -16°C / 3°F | 72% | 1013 mb (29.91 in) | SSW 17 kph (SSW 10.4 mph) | - | 10SM |
| | KIBM 041550Z AUTO 24009KT 10SM CLR M12/M16 A2992 RMK AO2 T11191162 |
| 08:30 MST |  Clear | -13°C / 9°F | -17°C / 1°F | 72% | 1013 mb (29.91 in) | SSW 13 kph (SSW 8.1 mph) | - | 10SM |
| | KIBM 041530Z AUTO 24007KT 10SM CLR M13/M17 A2992 RMK AO2 T11341173 |
| 08:10 MST |  Clear | -14°C / 7°F | -18°C / 0°F | 72% | 1014 mb (29.94 in) | SSW 19 kph (SSW 11.5 mph) | - | 10SM |
| | KIBM 041510Z AUTO 25010KT 10SM CLR M14/M18 A2993 RMK AO2 T11441180 |
| 07:50 MST |  Clear | -15°C / 5°F | -19°C / -2°F | 72% | 1014 mb (29.94 in) | SSW 20 kph (SSW 12.7 mph) | - | 10SM |
| | KIBM 041450Z AUTO 25011KT 10SM CLR M15/M19 A2994 RMK AO2 T11501186 |
| 07:30 MST |  Clear | -16°C / 3°F | -19°C / -2°F | 78% | 1014 mb (29.94 in) | SSW 22 kph (SSW 13.8 mph) | - | 10SM |
| | KIBM 041430Z AUTO 25012KT 10SM CLR M16/M19 A2994 RMK AO2 T11561189 |
| 07:10 MST |  Clear | -16°C / 3°F | -19°C / -2°F | 78% | 1014 mb (29.94 in) | SSW 17 kph (SSW 10.4 mph) | - | 10SM |
| | KIBM 041410Z AUTO 25009KT 10SM CLR M16/M19 A2994 RMK AO2 T11621195 |
| 06:50 MST |  Clear | -17°C / 1°F | -20°C / -4°F | 78% | 1014 mb (29.94 in) | SSW 13 kph (SSW 8.1 mph) | - | 10SM |
| | KIBM 041350Z AUTO 25007KT 10SM CLR M17/M20 A2994 RMK AO2 T11721201 |
| 06:30 MST |  Clear | -17°C / 1°F | -20°C / -4°F | 78% | 1014 mb (29.94 in) | SSW 13 kph (SSW 8.1 mph) | - | 10SM |
| | KIBM 041330Z AUTO 24007KT 10SM CLR M17/M20 A2995 RMK AO2 T11731205 |
| 06:10 MST |  Clear | -16°C / 3°F | -19°C / -2°F | 78% | 1014 mb (29.94 in) | SSW 19 kph (SSW 11.5 mph) | - | 10SM |
| | KIBM 041310Z AUTO 24010KT 10SM CLR M16/M19 A2995 RMK AO2 T11581194 |
| 05:50 MST |  Clear | -16°C / 3°F | -19°C / -2°F | 78% | 1015 mb (29.97 in) | SSW 17 kph (SSW 10.4 mph) | - | 10SM |
| | KIBM 041250Z AUTO 25009KT 10SM CLR M16/M19 A2996 RMK AO2 T11571195 |
| 05:30 MST |  Clear | -16°C / 3°F | -20°C / -4°F | 72% | 1015 mb (29.97 in) | SSW 15 kph (SSW 9.2 mph) | - | 10SM |
| | KIBM 041230Z AUTO 26008KT 10SM CLR M16/M20 A2997 RMK AO2 T11631198 |
| 05:10 MST |  Clear | -16°C / 3°F | -20°C / -4°F | 72% | 1015 mb (29.97 in) | W 15 kph (W 9.2 mph) | - | 10SM |
| | KIBM 041210Z AUTO 27008KT 10SM CLR M16/M20 A2998 RMK AO2 T11631199 |
| 04:50 MST |  Clear | -17°C / 1°F | -20°C / -4°F | 78% | 1016 mb (30 in) | W 13 kph (W 8.1 mph) | - | 10SM |
| | KIBM 041150Z AUTO 27007KT 10SM CLR M17/M20 A2999 RMK AO2 T11721205 11164 21200 |
| 04:30 MST |  Clear | -16°C / 3°F | -20°C / -4°F | 72% | 1016 mb (30 in) | W 13 kph (W 8.1 mph) | - | 10SM |
| | KIBM 041130Z AUTO 27007KT 10SM CLR M16/M20 A3000 RMK AO2 T11651200 |
| 04:10 MST |  Clear | -17°C / 1°F | -20°C / -4°F | 78% | 1016 mb (30 in) | SSW 13 kph (SSW 8.1 mph) | - | 10SM |
| | KIBM 041110Z AUTO 25007KT 10SM CLR M17/M20 A3000 RMK AO2 T11661204 |
| 03:50 MST |  Clear | -17°C / 1°F | -21°C / -6°F | 71% | 1016 mb (30 in) | SSW 15 kph (SSW 9.2 mph) | - | 10SM |
| | KIBM 041050Z AUTO 25008KT 10SM CLR M17/M21 A3001 RMK AO2 T11711209 |
| 03:30 MST |  Clear | -18°C / 0°F | -22°C / -8°F | 71% | 1017 mb (30.03 in) | SSW 13 kph (SSW 8.1 mph) | - | 10SM |
| | KIBM 041030Z AUTO 25007KT 10SM CLR M18/M22 A3003 RMK AO2 T11851224 |
| 03:10 MST |  Clear | -19°C / -2°F | -22°C / -8°F | 77% | 1017 mb (30.03 in) | SSW 9 kph (SSW 5.8 mph) | - | 10SM |
| | KIBM 041010Z AUTO 25005KT 10SM CLR M19/M22 A3004 RMK AO2 T11861223 |
| 02:50 MST |  Clear | -19°C / -2°F | -22°C / -8°F | 77% | 1018 mb (30.06 in) | SSW 7 kph (SSW 4.6 mph) | - | 10SM |
| | KIBM 040950Z AUTO 26004KT 10SM CLR M19/M22 A3005 RMK AO2 T11871224 |
| 02:30 MST |  Clear | -18°C / 0°F | -21°C / -6°F | 78% | 1018 mb (30.06 in) | W 13 kph (W 8.1 mph) | - | 10SM |
| | KIBM 040930Z AUTO 27007KT 10SM CLR M18/M21 A3006 RMK AO2 T11771215 |
| 02:10 MST |  Clear | -18°C / 0°F | -22°C / -8°F | 71% | 1018 mb (30.06 in) | SSW 11 kph (SSW 6.9 mph) | - | 10SM |
| | KIBM 040910Z AUTO 26006KT 10SM CLR M18/M22 A3007 RMK AO2 T11801216 |
| 01:50 MST |  Clear | -18°C / 0°F | -22°C / -8°F | 71% | 1018 mb (30.06 in) | W 9 kph (W 5.8 mph) | - | 10SM |
| | KIBM 040850Z AUTO 27005KT 10SM CLR M18/M22 A3007 RMK AO2 T11841219 |
| 01:30 MST |  Clear | -18°C / 0°F | -22°C / -8°F | 71% | 1019 mb (30.09 in) | W 13 kph (W 8.1 mph) | - | 10SM |
| | KIBM 040830Z AUTO 27007KT 10SM CLR M18/M22 A3008 RMK AO2 T11841218 |
| 01:10 MST |  Clear | -18°C / 0°F | -21°C / -6°F | 78% | 1019 mb (30.09 in) | W 13 kph (W 8.1 mph) | - | 10SM |
| | KIBM 040810Z AUTO 27007KT 10SM CLR M18/M21 A3008 RMK AO2 T11781211 |
| 00:50 MST |  Clear | -19°C / -2°F | -22°C / -8°F | 77% | 1019 mb (30.09 in) | W 11 kph (W 6.9 mph) | - | 10SM |
| | KIBM 040750Z AUTO 28006KT 10SM CLR M19/M22 A3009 RMK AO2 T11941224 |
| 00:30 MST |  Clear | -20°C / -4°F | -23°C / -9°F | 77% | 1019 mb (30.09 in) | SSW 11 kph (SSW 6.9 mph) | - | 10SM |
| | KIBM 040730Z AUTO 26006KT 10SM CLR M20/M23 A3010 RMK AO2 T11961226 |
| 00:10 MST |  Clear | -19°C / -2°F | -22°C / -8°F | 77% | 1020 mb (30.12 in) | W 13 kph (W 8.1 mph) | - | 10SM |
| | KIBM 040710Z AUTO 27007KT 10SM CLR M19/M22 A3011 RMK AO2 T11921224 |