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.
02 05:56 Calm 16.09 Overcast OVC006 19.4 19.4 20.6 17.2 100% 76.2 1015.3
02 04:56 S 7 16.09 Overcast OVC002 19.4 18.9 97% 76.17 1014.8
02 03:56 Calm 16.09 Partly Cloudy SCT002 17.2 16.7 97% 76.17 1014.9
02 02:56 Calm 16.09 Fair CLR 18.3 17.8 97% 76.25 1015.8
02 01:56 Calm 16.09 Fair CLR 17.8 16.7 93% 76.28 1016.4
02 00:56 Calm 16.09 Fair CLR 19.4 17.8 91% 76.3 1016.6
01 23:56 Calm 16.09 Fair CLR 20 18.3 25.6 19.4 90% 76.33 1017.0
01 22:56 Calm 16.09 Fair CLR 20 17.8 87% 76.35 1017.1
01 21:56 Calm 16.09 Fair CLR 20.6 18.3 87% 76.4 1017.7
01 20:56 SE 6 16.09 Fair CLR 21.7 18.3 81% 76.35 1017.5
01 19:56 Calm 16.09 Fair CLR 22.2 18.3 79% 76.38 1017.6
01 18:56 Calm 16.09 Fair CLR 23.3 18.9 76% 76.33 1016.9
01 17:56 SE 6 16.09 Fair CLR 25.6 18.9 28.9 25.6 67% 27 76.3 1016.8
01 16:56 S 9 16.09 Fair CLR 27.8 19.4 60% 29 76.33 1016.9
01 15:56 SE 9 16.09 Fair CLR 28.3 18.9 57% 30 76.35 1017.1
01 14:56 E 7 16.09 Fair CLR 28.3 19.4 59% 30 76.35 1017.3
01 13:56 S 7 16.09 Overcast OVC055 27.8 19.4 60% 29 76.4 1018.0
01 12:56 SE 6 16.09 Mostly Cloudy BKN036 27.8 18.9 58% 29 76.5 1019.1
01 11:56 Calm 16.09 Fair CLR 27.2 19.4 27.8 17.2 62% 29 76.58 1020.2
01 10:56 Calm 16.09 Fair CLR 26.7 20 67% 28 76.63 1020.8
01 09:56 Vrbl 6 16.09 Fair CLR 25.6 20 71% 27 76.66 1021.3
01 08:56 NE 7 16.09 Fair CLR 22.2 19.4 84% 76.63 1021.1
01 07:56 NE 6 16.09 Fair CLR 20 18.9 93% 76.58 1020.4
01 06:56 Calm 16.09 Fair CLR 17.8 17.2 96% 76.56 1020.1
01 05:56 NW 9 16.09 Fair CLR 17.2 16.7 19.4 17.2 97% 76.53 1019.5
01 04:56 N 6 16.09 Fair CLR 17.2 16.7 97% 76.48 1019.2
01 03:56 NW 7 16.09 Fair CLR 17.8 17.2 96% 76.48 1019.0
01 02:56 N 6 16.09 Fair CLR 18.3 17.8 97% 76.48 1019.0
01 01:56 NW 6 16.09 Fair CLR 18.3 17.2 93% 76.5 1019.5
01 01:56 N 9 16.09 Fair CLR 18.9 18.3 96% 76.5 1019.4
01 00:56 N 6 16.09 Fair CLR 19.4 18.3 23.9 18.9 93% 76.5 1019.4
31 23:56 Calm 16.09 Fair CLR 20 18.3 90% 76.53 1019.8
31 22:56 NE 7 16.09 Fair CLR 20 18.9 93% 76.53 1019.6
31 21:56 NE 7 16.09 Fair CLR 20.6 18.9 90% 76.48 1019.1
31 20:56 Calm 16.09 Fair CLR 21.7 19.4 87% 76.43 1018.4
31 19:56 NE 7 16.09 Fair CLR 21.7 20 90% 76.38 1017.6
31 18:56 NE 6 16.09 Fair CLR 23.9 20.6 27.8 21.7 82% 24 76.35 1017.5
31 17:56 NE 7 16.09 A Few Clouds FEW032 26.1 20 69% 27 76.35 1017.2
31 16:56 N 7 16.09 Partly Cloudy FEW027 SCT033 26.7 20 67% 28 76.35 1017.2
31 15:56 Calm 16.09 Fog/Mist BKN012 27.2 20 65% 29 76.35 1017.2
31 14:56 Vrbl 7 16.09 Fog/Mist CLR 26.1 20.6 72% 28 76.38 1017.7
31 13:56 Calm 16.09 Fog/Mist OVC008 23.9 20 79% 24 76.45 1018.7
31 12:56 Calm 16.09 Fog/Mist OVC008 21.7 20.6 21.7 18.9 94% 76.5 1019.3
31 11:56 Calm 16.09 Fog/Mist OVC004 21.1 20 93% 76.53 1019.6
31 10:56 W 6 1.61 Fog/Mist OVC002 20 20 100% 76.53 1019.6
31 09:56 Calm 0.80 Fog/Mist OVC002 19.4 19.4 100% 76.5 1019.2
31 08:56 Calm 0.40 Fog/Mist OVC002 19.4 19.4 100% 76.45 1018.7
31 07:56 Calm 0.40 Fog/Mist OVC002 19.4 18.9 97% 76.43 1018.3
31 06:56 E 6 3.22 Fog/Mist OVC003 18.9 18.9 18.9 18.9 100% 76.35 1017.6
31 05:56 N 7 16.09 Fog/Mist OVC003 18.9 18.9 100% 76.35 1017.4
31 04:56 N 7 16.09 Fog/Mist OVC003 18.9 18.3 96% 76.35 1017.4
31 03:56 N 9 16.09 Fog/Mist OVC005 18.9 18.3 96% 76.38 1017.7
31 02:56 N 7 16.09 Fog/Mist OVC005 18.9 18.3 96% 76.4 1018.0
31 01:56 N 7 16.09 Fog/Mist OVC007 18.9 18.3 96% 76.4 1017.8
31 00:56 N 9 16.09 Fog/Mist OVC007 18.9 18.3 19.4 18.9 96% 76.4 1018.0 0.13
30 23:56 N 11 16.09 Fog/Mist OVC009 18.9 18.3 96% 76.43 1018.2 0.03
30 22:56 NE 9 16.09 Fog/Mist BKN006 OVC014 18.9 18.3 96% 76.4 1018.1
30 21:56 NE 15 16.09 Fog/Mist BKN008 OVC011 19.4 18.9 97% 76.38 1017.7 0.1
30 20:56 NE 17 16.09 Fog/Mist BKN008 OVC013 19.4 18.9 97% 76.35 1017.5
30 19:56 NE 15 16.09 Fog/Mist OVC006 19.4 18.9 97% 76.33 1017.0 0.1
30 18:56 NE 9 2.41 Fog/Mist BKN004 BKN024 OVC037 18.9 18.3 20 18.9 96% 76.3 1016.7 0.05 1.32
30 17:56 E 15 4.83 Fog/Mist BKN004 OVC037 19.4 18.9 97% 76.28 1016.4 0.05
30 16:56 E 17 16.09 Overcast FEW008 BKN040 OVC055 19.4 18.3 93% 76.25 1016.2 0.18
30 15:56 E 9 16.09 Overcast BKN009 BKN014 OVC034 19.4 18.3 93% 76.28 1016.3 0.48 1.04
30 14:56 E 11 3.22 Fog/Mist OVC008 19.4 18.3 93% 76.28 1016.4 0.38
30 13:56 E 15 3.22 Fog/Mist OVC017 19.4 18.3 93% 76.3 1016.6 0.18
30 12:56 NE 15 16.09 Overcast BKN036 OVC085 19.4 18.3 19.4 17.8 93% 76.35 1017.2 0.05 0.18
30 11:56 NE 15 6.44 Fog/Mist BKN032 BKN043 OVC090 19.4 17.8 91% 76.4 1017.9 0.08
30 10:56 NE 7 16.09 Overcast FEW032 BKN043 OVC090 18.9 16.7 87% 76.43 1018.5 0.05
30 09:56 NE 11 16.09 Overcast BKN037 OVC100 18.9 16.7 87% 76.4 1018.0
30 08:56 NE 15 16.09 Overcast BKN039 OVC110 18.3 16.7 90% 76.38 1017.5
30 07:56 E 7 16.09 Overcast FEW046 OVC100 17.8 16.1 90% 76.35 1017.4
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)