| 07:55 MST | 
Partly Cloudy | 3°C / 37°F | -3°C / 27°F | 65% | 1013 mb
(29.91 in) | ESE 30 kph
(ESE 18.4 mph) | - | 10SM |
| | KMUO 271455Z AUTO 11016KT 10SM R12/5500VP6000FT FEW160 03/M03 A2991
RMK AO2 SLP139 T00321025 58005 CHINO RWY30 $ |
| 06:55 MST | 
Clear | 3°C / 37°F | -3°C / 27°F | 65% | 1013 mb
(29.91 in) | ESE 33 kph
(ESE 20.7 mph) | - | 10SM |
| | KMUO 271355Z AUTO 11018KT 10SM CLR 03/M03 A2991
RMK AO2 SLP139 T00301025 $ |
| 05:55 MST |
Clear | 3°C / 37°F | -2°C / 28°F | 70% | 1013 mb
(29.91 in) | E 28 kph
(E 17.3 mph) | - | 10SM |
| | KMUO 271255Z AUTO 10015KT 10SM CLR 03/M02 A2992
RMK AO2 SLP140 T00341025 CHINO RWY30 $ |
| 04:55 MST | 
Partly Cloudy | 4°C / 39°F | -2°C / 28°F | 65% | 1013 mb
(29.91 in) | E 26 kph
(E 16.1 mph) | - | 10SM |
| | KMUO 271155Z AUTO 10014KT 10SM FEW140 04/M02 A2992
RMK AO2 SLP139 T00361023 10046 20036 58016 CHINO RWY30 $ |
| 03:55 MST | 
Mostly Cloudy | 4°C / 39°F | -2°C / 28°F | 65% | 1014 mb
(29.94 in) | SE 28 kph
(SE 17.3 mph) | - | 10SM |
| | KMUO 271055Z AUTO 12015KT 10SM BKN130 04/M02 A2995
RMK AO2 SLP147 T00371020 $ |
| 02:55 MST |
Mostly Cloudy | 4°C / 39°F | -2°C / 28°F | 65% | 1015 mb
(29.97 in) | ESE 30 kph
(ESE 18.4 mph) | - | 10SM |
| | KMUO 270955Z AUTO 11016KT 10SM BKN130 04/M02 A2997
RMK AO2 SLP153 T00391018 $ |
| 01:55 MST | 
Overcast | 4°C / 39°F | -2°C / 28°F | 65% | 1015 mb
(29.97 in) | ESE 28 kph
(ESE 17.3 mph) | - | 10SM |
| | KMUO 270855Z AUTO 11015KT 10SM OVC150 04/M02 A2997
RMK AO2 SLP156 T00391016 57012 $ |
| 00:55 MST |
Overcast | 4°C / 39°F | -1°C / 30°F | 70% | 1016 mb
(30 in) | ESE 24 kph
(ESE 15 mph) | - | 10SM |
| | KMUO 270755Z AUTO 11013KT 10SM OVC140 04/M01 A2999
RMK AO2 SLP161 T00391013 $ |
