Weather observations for the past three days for
San Marcos, San Marcos Municipal Airport
Metric (Imperial)
Date Time (cst) Wind (kph) Vis. (km) Weather Sky Cond. Temperature (ºC) Relative Humidity Wind Chill (°C) Heat Index (°C) Pressure Precipitation (cm)
Air Dwpt 6 hour altimeter (cm) sea level (mb) 1 hr 3 hr 6 hr
Max. Min.
10 12:56 S 15 4.02 Light Rain FEW015 OVC055 18.9 16.1 84% 76.68 1021.8
10 11:56 Calm 16.09 Overcast OVC060 20 16.1 20 15 78% 76.71 1022.3 0.05
10 10:56 Calm 16.09 Mostly Cloudy BKN070 18.9 15.6 81% 76.78 1023.2
10 09:56 E 6 6.44 Fog/Mist FEW008 OVC060 17.2 15.6 90% 76.81 1023.6
10 08:56 Calm 6.44 Fog/Mist OVC065 16.1 15.6 97% 76.81 1023.7 0.03 0.05
10 06:56 NE 11 16.09 Overcast OVC060 15.6 15 96% 76.71 1022.5 0.03
10 05:56 N 9 16.09 Overcast BKN070 OVC090 15 14.4 15.6 13.9 96% 76.71 1022.4
10 04:56 N 6 16.09 Overcast OVC060 15 14.4 96% 76.68 1022.2
10 03:56 Calm 16.09 Overcast OVC080 14.4 13.9 97% 76.71 1022.3
10 02:56 Calm 16.09 Partly Cloudy SCT065 14.4 13.9 97% 76.71 1022.5
10 01:56 N 6 16.09 Overcast FEW065 OVC085 15 14.4 96% 76.73 1022.6
10 00:56 N 9 16.09 Mostly Cloudy BKN060 15.6 15 96% 76.73 1022.8
09 23:56 Calm 16.09 Overcast OVC035 15.6 15 16.7 15.6 96% 76.78 1023.6 0.18
09 22:56 N 6 16.09 Overcast OVC065 15.6 15 96% 76.78 1023.5
09 21:56 N 11 16.09 Overcast OVC060 15.6 15 96% 76.78 1023.6
09 20:56 Calm 16.09 Overcast BKN055 OVC070 15.6 14.4 93% 76.78 1023.5 0.18
09 19:56 N 7 16.09 Overcast FEW048 OVC120 15.6 14.4 93% 76.78 1023.4 0.03
09 18:56 N 6 16.09 Mostly Cloudy BKN027 BKN055 BKN110 16.1 15 93% 76.76 1022.9 0.15
09 17:56 Calm 16.09 Overcast OVC025 16.7 15 18.3 16.1 90% 76.71 1022.5 0.03
09 16:56 N 13 16.09 Mostly Cloudy FEW025 SCT039 BKN080 16.7 14.4 86% 76.68 1021.9 0.03
09 15:56 NE 15 16.09 Partly Cloudy SCT037 SCT065 SCT120 17.2 14.4 84% 76.63 1021.3
09 14:56 N 7 16.09 Overcast OVC028 17.8 14.4 81% 76.68 1021.9
09 13:56 E 6 16.09 Mostly Cloudy BKN030 17.2 13.9 81% 76.71 1022.5
09 12:56 Calm 16.09 Overcast SCT017 OVC032 16.7 13.9 84% 76.76 1023.2
09 11:56 E 7 16.09 Fair CLR 16.7 13.9 16.7 14.4 84% 76.78 1023.5 0.2
09 10:56 NE 13 16.09 A Few Clouds FEW010 15.6 13.9 90% 76.78 1023.3
09 09:56 E 17 16.09 Partly Cloudy SCT010 SCT035 15.6 14.4 93% 76.81 1023.8 0.03
09 08:56 NE 11 16.09 Mostly Cloudy SCT016 BKN036 BKN047 15 14.4 96% 76.78 1023.4 0.08 0.18
09 07:56 NE 11 16.09 Overcast SCT047 BKN055 OVC080 15 14.4 96% 76.84 1024.0 0.08
09 06:56 NE 9 16.09 Overcast OVC100 14.4 13.9 97% 76.76 1023.0 0.03
09 05:56 N 9 16.09 Overcast FEW046 OVC060 15 14.4 15.6 15 96% 76.76 1023.0 0.1 0.1
09 04:56 Calm 16.09 Overcast OVC070 15.6 14.4 93% 76.73 1022.7
09 03:56 NE 13 16.09 Overcast OVC070 15.6 14.4 93% 76.63 1021.1
09 02:56 NE 9 16.09 Partly Cloudy FEW065 SCT080 15 13.9 93% 76.63 1021.5
09 01:56 N 11 16.09 Overcast BKN080 OVC100 15 14.4 96% 76.68 1022.0
09 00:56 N 15 16.09 Overcast BKN095 OVC110 15 14.4 96% 76.66 1021.6
08 23:56 N 11 16.09 Fair CLR 15 13.9 16.1 15 93% 76.66 1021.7
08 22:56 N 9 16.09 Overcast BKN080 OVC100 15.6 14.4 93% 76.71 1022.5
08 21:56 NE 11 16.09 Mostly Cloudy BKN085 BKN120 15.6 14.4 93% 76.71 1022.3
08 20:56 NE 15 16.09 Overcast OVC095 15.6 15 96% 76.71 1022.2
08 19:56 NE 9 16.09 Overcast SCT006 BKN100 OVC120 15.6 15 96% 76.71 1022.3
08 18:56 NE 15 16.09 Overcast SCT007 OVC075 16.1 15 93% 76.68 1022.2
08 17:56 NE 17 16.09 Overcast BKN007 OVC060 16.1 15 17.8 16.1 93% 76.63 1021.5 0.1
08 16:56 N 19 16.09 Overcast OVC008 16.7 15.6 93% 76.61 1021.1
08 15:56 NE 19 8.05 Fog/Mist SCT008 BKN014 OVC020 17.2 16.1 93% 76.58 1020.7 0.03
08 14:56 N 19 16.09 Overcast SCT008 BKN012 OVC017 17.2 16.7 97% 76.58 1020.4 0.05 0.08
08 13:56 NE 11 16.09 Overcast SCT008 BKN050 OVC060 17.8 16.7 93% 76.58 1020.6 0.03
08 12:56 NE 15 16.09 Overcast BKN008 BKN039 OVC065 17.2 16.1 93% 76.58 1020.5
08 11:56 NE 15 16.09 Overcast FEW008 OVC060 17.2 16.1 17.2 15 93% 76.66 1021.7 0.05 0.46
08 10:56 NE 13 16.09 Overcast FEW050 BKN060 OVC080 16.7 15.6 93% 76.73 1022.5 0.03
08 09:56 NE 15 16.09 Overcast BKN033 BKN044 OVC100 16.1 15 93% 76.71 1022.3
08 08:56 NE 17 16.09 Overcast BKN043 OVC050 15.6 14.4 93% 76.73 1022.5 0.13 0.38
08 07:56 NE 17 16.09 Overcast FEW006 OVC043 15 14.4 96% 76.68 1021.8 0.15
08 05:56 NE 26 16.09 Overcast OVC008 15 14.4 16.7 15 96% 76.61 1020.9 0.08
08 04:56 NE 26 16.09 Overcast OVC008 15.6 14.4 93% 76.58 1020.5
08 03:56 NE 22 16.09 Overcast OVC008 15.6 14.4 93% 76.56 1020.3 0.03
08 02:56 N 22 16.09 Overcast OVC008 15.6 15 96% 76.58 1020.6 0.05
08 01:56 N 22 16.09 Overcast BKN008 OVC095 15.6 15 96% 76.56 1020.2
08 00:56 N 17 16.09 Overcast SCT010 BKN065 OVC080 16.1 15.6 97% 76.61 1021.0 0.05
07 23:56 NW 26 G 54 16.09 Thunderstorm in Vicinity FEW007 BKN029 OVC038 16.7 15.6 20 16.7 93% 76.66 1021.7 0.86 0.86
07 22:56 N 13 16.09 Overcast BKN029 OVC035 17.8 15.6 87% 76.58 1020.5
07 21:56 N 15 16.09 Overcast OVC048 20 14.4 70% 76.56 1020.3
07 20:56 N 15 16.09 Overcast OVC044 20 14.4 70% 76.53 1019.9
07 19:56 N 13 16.09 Overcast OVC044 20 14.4 70% 76.5 1019.4
07 18:56 NE 17 16.09 Overcast SCT046 OVC060 20 13.9 68% 76.45 1019.0
07 17:56 N 13 16.09 Overcast SCT044 OVC060 20 13.9 21.7 18.9 68% 76.45 1018.8
07 16:56 NE 13 16.09 Overcast BKN060 OVC095 20.6 13.9 66% 76.43 1018.6
07 15:56 NE 17 16.09 Overcast OVC060 21.1 14.4 66% 76.43 1018.5
07 14:56 N 19 16.09 Overcast BKN023 BKN050 OVC065 21.7 14.4 63% 76.43 1018.4
07 13:56 NE 13 16.09 Overcast OVC049 20 13.9 68% 76.45 1018.8
Date Time (cst) Wind (kph) Vis. (km) Weather Sky Cond. Air Dwpt Max. Min. Relative Humidity Wind Chill (°C) Heat Index (°C) altimeter (cm) sea level (mb) 1 hr 3 hr 6 hr
6 hour
Temperature (ºC) Pressure Precipitation (cm)