Weather observations for the past three days for
San Marcos, San Marcos Municipal Airport
Metric (Imperial)
Date Time (cdt) 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.
18 01:56 NW 6 16.09 Fair CLR 23.9 21.7 88% 24 76.58 1020.2
18 00:56 Calm 16.09 Fair CLR 25.6 22.8 31.7 25.6 85% 27 76.61 1020.5
17 23:56 SE 6 16.09 Fair CLR 25.6 22.8 85% 27 76.63 1020.7
17 22:56 SE 11 16.09 Fair CLR 26.7 22.8 79% 29 76.66 1021.0
17 21:56 SE 22 16.09 Fair CLR 27.8 22.8 74% 31 76.66 1021.1
17 20:56 E 20 16.09 Fair CLR 28.3 22.8 72% 32 76.58 1020.2
17 19:56 SE 19 16.09 Fair CLR 30 23.9 70% 35 76.53 1019.5
17 18:56 SE 30 G 37 16.09 Fair CLR 32.2 23.3 36.1 32.2 59% 37 76.5 1019.0
17 17:56 E 20 16.09 Fair CLR 33.3 22.8 54% 38 76.45 1018.4
17 16:56 E 24 16.09 Partly Cloudy FEW055 SCT120 33.3 23.3 56% 39 76.48 1019.0
17 15:56 NE 19 16.09 Mostly Cloudy SCT060 BKN100 35 22.2 47% 40 76.48 1018.8
17 14:56 E 11 16.09 A Few Clouds FEW049 35.6 22.2 46% 40 76.53 1019.4
17 13:56 NE 13 16.09 Mostly Cloudy BKN047 BKN060 34.4 22.8 51% 40 76.61 1020.3
17 12:56 Vrbl 7 16.09 Mostly Cloudy FEW043 BKN050 BKN065 33.9 23.3 33.9 22.8 54% 40 76.66 1021.0
17 11:56 Vrbl 6 16.09 Mostly Cloudy BKN029 32.8 24.4 61% 39 76.71 1021.7
17 10:56 Vrbl 9 16.09 Mostly Cloudy BKN027 31.7 23.9 63% 37 76.73 1022.1
17 09:56 E 9 16.09 Mostly Cloudy BKN016 BKN022 29.4 24.4 75% 35 76.76 1022.4
17 08:56 NE 11 16.09 Mostly Cloudy BKN013 27.8 23.9 79% 32 76.73 1022.1
17 07:56 N 6 16.09 Fair CLR 24.4 22.8 91% 24 76.71 1021.7
17 06:56 NE 6 16.09 Fair CLR 22.8 21.7 27.2 22.2 94% 76.68 1021.4
17 05:56 Calm 16.09 Fair CLR 22.8 21.7 94% 76.63 1020.9
17 04:56 N 6 16.09 Fair CLR 23.9 21.7 88% 24 76.63 1020.8
17 03:56 Calm 16.09 Fair CLR 23.9 21.7 88% 24 76.63 1020.8
17 02:56 Calm 16.09 Fair CLR 23.9 21.7 88% 24 76.66 1021.2
17 01:56 Calm 16.09 Fair CLR 24.4 22.2 88% 25 76.66 1021.2
17 00:56 S 7 16.09 Fair CLR 27.2 22.8 34.4 26.7 77% 30 76.66 1020.9
16 23:56 S 9 16.09 Fair CLR 28.3 22.8 72% 32 76.66 1021.1
16 22:56 S 17 16.09 Fair CLR 29.4 23.9 72% 34 76.66 1021.0
16 21:56 SE 19 16.09 Fair CLR 30 23.3 67% 34 76.63 1020.6
16 20:56 SE 19 16.09 Fair CLR 30.6 20 53% 33 76.56 1019.9
16 19:56 E 9 16.09 Fair CLR 31.1 19.4 50% 33 76.48 1019.0
16 18:56 E 19 16.09 Overcast OVC075 34.4 20.6 37.8 33.3 44% 37 76.45 1018.6
16 17:56 NE 9 16.09 A Few Clouds FEW100 36.1 20.6 40% 39 76.43 1018.1
16 16:56 E 20 16.09 Mostly Cloudy BKN070 36.1 21.1 42% 40 76.45 1018.2
16 15:56 Vrbl 11 16.09 A Few Clouds FEW075 37.8 21.1 38% 42 76.48 1018.5
16 14:56 Vrbl 9 16.09 A Few Clouds FEW060 36.1 21.1 42% 40 76.56 1019.7
16 13:56 S 13 16.09 Partly Cloudy SCT055 35.6 21.1 43% 39 76.61 1020.4
16 12:56 SE 9 16.09 A Few Clouds FEW046 33.9 22.2 34.4 22.8 50% 38 76.66 1021.2
16 11:56 SE 7 16.09 Fair CLR 32.8 23.3 57% 38 76.71 1021.8
16 10:56 SW 11 16.09 A Few Clouds FEW029 31.1 23.3 63% 36 76.73 1022.0
16 08:56 Calm 9.66 Fog/Mist SCT021 26.7 25 90% 30 76.66 1021.3
16 07:56 Calm 3.22 Fog/Mist BKN009 23.3 23.3 100% 76.63 1020.9
16 06:56 Calm 9.66 Fog/Mist FEW011 23.3 22.2 26.1 22.8 94% 76.61 1020.3
16 05:56 E 6 9.66 Fog/Mist SCT013 BKN020 22.8 22.2 96% 76.56 1019.8
16 04:56 Calm 12.87 Fair CLR 25 23.3 90% 26 76.53 1019.2
16 03:56 S 6 14.48 Overcast OVC013 25.6 23.3 87% 27 76.5 1019.1
16 02:56 Calm 14.48 Overcast OVC013 23.9 22.2 90% 23 76.5 1018.9
16 01:56 Calm 14.48 Fair CLR 23.9 22.2 90% 23 76.5 1018.9
16 00:56 S 9 16.09 Fair CLR 26.1 23.3 35 26.1 85% 28 76.48 1018.6
15 23:56 SE 15 16.09 Fair CLR 27.2 22.8 77% 30 76.45 1018.3
15 22:56 SE 15 16.09 Fair CLR 27.8 21.1 67% 30 76.43 1017.9
15 21:56 SE 22 16.09 Fair CLR 30 20 55% 32 76.35 1017.0
15 20:56 SE 17 16.09 Fair CLR 31.1 17.2 43% 32 76.3 1016.2
15 19:56 S 19 16.09 Fair CLR 33.3 17.2 38% 34 76.2 1015.0
15 18:56 SE 22 16.09 Fair with Haze CLR 35.6 17.8 38.3 35.6 35% 37 76.17 1014.5
15 17:56 SE 22 G 41 8.05 Fair with Haze CLR 36.7 18.3 34% 38 76.15 1014.2
15 16:56 SE 30 8.05 Fair with Haze CLR 38.3 17.8 30% 40 76.15 1014.4
15 15:56 S 20 G 37 9.66 Fair with Haze CLR 38.3 16.7 28% 39 76.2 1014.9
15 14:56 S 9 9.66 Fair with Haze CLR 37.8 17.2 30% 39 76.25 1015.5
15 13:56 SE 26 G 35 9.66 Fair with Haze CLR 37.2 17.2 31% 38 76.3 1016.2
15 12:56 S 17 G 31 16.09 Fair with Haze CLR 35.6 18.3 36.1 24.4 36% 37 76.35 1017.0
15 11:56 S 22 9.66 Fair with Haze CLR 34.4 19.4 41% 36 76.4 1017.6
15 10:56 S 20 9.66 Fair with Haze CLR 32.2 21.7 54% 36 76.43 1018.0
15 09:56 S 19 16.09 Mostly Cloudy SCT012 BKN017 29.4 24.4 75% 35 76.43 1018.0
15 08:56 S 17 12.87 Overcast with Haze BKN005 OVC009 27.2 25.6 91% 31 76.43 1017.9
15 07:56 SE 6 3.22 Mostly Cloudy with Haze BKN003 25 24.4 96% 25 76.38 1017.5
15 06:56 SE 6 9.66 Fog/Mist CLR 24.4 23.9 27.2 24.4 97% 24 76.33 1016.8
15 05:56 SE 9 12.87 A Few Clouds FEW014 25 24.4 96% 25 76.3 1016.2
15 04:56 SE 11 16.09 A Few Clouds FEW022 25.6 24.4 93% 27 76.28 1015.8
15 03:56 S 9 16.09 Mostly Cloudy BKN016 BKN027 26.1 24.4 90% 28 76.28 1015.9
15 02:56 S 9 16.09 Partly Cloudy SCT014 26.1 24.4 90% 28 76.28 1015.9
Date Time (cdt) 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)