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.
07 00:56 NW 7 16.09 Fair CLR 12.2 6.7 69% 76.12 1014.2
06 23:56 NW 11 16.09 Fair CLR 12.2 6.7 25 12.2 69% 76.15 1014.8
06 22:56 NW 9 16.09 Fair CLR 12.8 6.7 67% 76.15 1014.9
06 21:56 NW 6 16.09 Fair CLR 13.3 6.1 62% 76.15 1014.9
06 20:56 NW 6 16.09 Fair CLR 15.6 8.3 62% 76.15 1014.7
06 19:56 Calm 16.09 Fair CLR 17.8 7.2 50% 76.1 1014.2
06 18:56 Calm 16.09 Fair CLR 20.6 7.8 44% 76.07 1013.7
06 17:56 S 7 16.09 Fair CLR 25 8.9 28.3 22.8 36% 26 76.05 1013.2
06 16:56 S 7 16.09 Fair CLR 27.8 9.4 32% 27 76.02 1012.8
06 15:56 Vrbl 6 16.09 Fair CLR 28.3 10 32% 27 76.02 1012.8
06 14:56 Vrbl 7 16.09 Fair CLR 27.2 11.7 38% 27 76.02 1013.0
06 13:56 Calm 8.05 Fair with Haze CLR 26.1 14.4 49% 27 76.05 1013.1
06 12:56 W 6 16.09 Fair CLR 25 15 54% 26 76.1 1014.2
06 11:56 Vrbl 6 16.09 Fair CLR 23.3 15.6 23.9 18.9 62% 76.2 1015.2
06 10:56 SW 9 6.44 Mostly Cloudy with Haze BKN009 21.7 17.8 79% 76.25 1015.8
06 09:56 SW 7 16.09 Fair CLR 21.1 18.3 84% 76.23 1015.7
06 08:56 SW 11 16.09 Partly Cloudy SCT015 20.6 18.3 87% 76.23 1015.6
06 07:56 S 11 16.09 Overcast FEW009 OVC015 18.9 17.8 93% 76.2 1015.2
06 05:56 SW 13 16.09 Overcast OVC009 18.9 17.8 18.9 17.2 93% 76.1 1013.8
06 04:56 Calm 16.09 Overcast OVC007 18.3 16.7 90% 76.07 1013.8
06 03:56 S 6 16.09 Overcast OVC007 18.3 17.2 93% 76.07 1013.5
06 02:56 S 6 16.09 Overcast OVC011 17.2 16.7 97% 76.07 1013.7
06 01:56 S 9 16.09 Overcast OVC011 17.8 16.7 93% 76.07 1013.6
06 00:56 S 9 16.09 Overcast OVC013 18.3 17.2 93% 76.07 1013.7
05 23:56 Calm 16.09 Overcast OVC013 17.2 15.6 22.2 16.7 90% 76.12 1014.4
05 22:56 SW 7 16.09 Mostly Cloudy FEW015 BKN030 17.2 16.1 93% 76.12 1014.3
05 21:56 SW 7 16.09 Fair CLR 17.8 16.1 90% 76.12 1014.4
05 20:56 S 13 16.09 Fair CLR 20 16.7 81% 76.1 1014.0
05 19:56 S 15 16.09 Fair CLR 21.1 15 68% 76.05 1013.4
05 18:56 S 6 16.09 Fair CLR 19.4 13.3 68% 76 1012.7
05 17:56 Calm 16.09 Fair CLR 21.7 15.6 25.6 20.6 68% 75.97 1012.5
05 16:56 SW 9 16.09 Fair CLR 23.9 16.1 62% 25 75.95 1012.1
05 15:56 S 17 16.09 Overcast SCT011 OVC023 24.4 16.7 62% 25 75.95 1012.1
05 14:56 SW 28 16.09 Fog/Mist FEW031 25.6 16.7 58% 26 75.97 1012.2
05 13:56 S 22 16.09 Fog/Mist BKN029 23.9 16.7 64% 25 76 1012.7
05 12:56 S 17 16.09 Fog/Mist OVC025 22.2 15.6 66% 76.1 1014.3
05 11:56 S 11 16.09 Fog/Mist OVC025 20.6 15.6 20.6 13.3 73% 76.2 1015.5
05 10:56 S 11 16.09 Fog/Mist BKN008 OVC023 18.9 14.4 75% 76.25 1016.4
05 09:56 S 22 11.27 Fog/Mist BKN006 OVC021 17.2 13.9 81% 76.25 1016.1
05 08:56 S 13 16.09 Overcast OVC006 14.4 13.3 93% 76.25 1016.2
05 07:56 S 11 3.22 Fog/Mist OVC004 13.9 12.8 93% 76.2 1015.6
05 05:56 SE 9 16.09 Overcast OVC004 13.3 12.8 13.9 9.4 97% 76.2 1015.4
05 04:56 S 11 16.09 Overcast OVC004 13.9 12.8 93% 76.17 1015.1
05 03:56 S 9 16.09 Overcast OVC002 13.3 12.8 97% 76.2 1015.4
05 02:56 S 11 16.09 Overcast OVC002 13.3 12.8 97% 76.2 1015.4
05 01:56 SE 9 16.09 Overcast OVC006 12.8 11.1 90% 76.25 1016.1
05 00:56 Calm 16.09 Overcast OVC010 10 5.6 74% 76.28 1016.3
04 23:56 S 6 16.09 Fair CLR 12.2 10 17.8 11.7 87% 76.28 1016.6
04 21:56 SE 15 16.09 Fair CLR 12.8 6.7 67% 76.25 1016.3
04 20:56 SE 11 16.09 Fair CLR 13.3 6.1 62% 76.3 1017.1
04 19:56 SE 9 16.09 Fair CLR 12.2 3.3 55% 76.3 1017.1
04 18:56 SE 11 16.09 Fair CLR 15.6 6.1 53% 76.28 1016.9
04 17:56 SE 9 16.09 Fair CLR 17.2 6.1 22.2 17.2 48% 76.28 1016.6
04 16:56 S 11 16.09 Fair CLR 21.1 6.1 38% 76.28 1016.5
04 15:56 S 17 16.09 Fair CLR 21.7 6.7 38% 76.28 1016.5
04 14:56 S 13 16.09 Fair CLR 21.1 7.2 41% 76.35 1017.5
04 13:56 Vrbl 7 16.09 Fair CLR 20 6.7 42% 76.43 1018.5
04 12:56 Vrbl 11 16.09 Fair CLR 19.4 7.2 45% 76.48 1019.2
04 11:56 Vrbl 6 16.09 Fair CLR 17.2 6.7 17.2 5.6 50% 76.61 1021.0
04 10:56 SE 11 16.09 Fair CLR 15.6 8.3 62% 76.66 1021.6
04 09:56 SE 11 16.09 Fair CLR 13.9 7.8 67% 76.68 1022.0
04 08:56 NE 11 16.09 A Few Clouds FEW003 11.1 6.1 72% 76.63 1021.5
04 07:56 Calm 16.09 Fair CLR 5.6 2.2 79% 76.61 1021.1
04 06:56 Calm 16.09 Fair CLR 6.7 3.3 79% 76.58 1020.7
04 05:56 N 13 16.09 Fair CLR 6.1 2.2 11.1 6.1 76% 4 76.56 1020.5
04 04:56 N 9 16.09 Fair CLR 6.7 2.2 73% 5 76.53 1019.8
04 03:56 N 9 16.09 Fair CLR 7.8 2.8 71% 6 76.5 1019.6
04 02:56 N 13 16.09 Fair CLR 8.3 2.8 69% 6 76.5 1019.5
04 01:56 NW 9 16.09 Fair CLR 8.9 3.9 71% 8 76.43 1018.6
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)