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.
13 17:56 S 26 G 31 16.09 Fair CLR 27.2 3.9 22% 26 75.97 1012.6
13 16:56 SW 20 16.09 Fair CLR 27.2 3.9 22% 26 76.02 1013.3
13 15:56 S 20 G 33 16.09 Fair CLR 26.7 4.4 24% 26 76.1 1014.1
13 14:56 S 22 G 37 16.09 Fair CLR 25.6 4.4 26% 25 76.17 1015.2
13 13:56 SW 22 G 35 16.09 Fair CLR 24.4 4.4 27% 25 76.28 1016.5
13 12:56 SW 20 G 37 16.09 Fair CLR 22.2 6.1 22.2 6.7 35% 76.35 1017.7
13 11:56 S 28 G 37 16.09 Fair CLR 20 6.1 40% 76.43 1018.6
13 10:56 SW 28 16.09 Fair CLR 18.3 7.2 49% 76.45 1019.0
13 09:56 SW 30 G 37 16.09 Fair CLR 15.6 6.1 53% 76.45 1018.9
13 08:56 SW 17 16.09 Fair CLR 12.2 5.6 64% 76.45 1019.1
13 07:56 SW 13 16.09 Fair CLR 8.3 3.3 71% 6 76.43 1018.6
13 06:56 SW 11 16.09 Fair CLR 6.7 2.8 8.3 2.8 76% 5 76.38 1018.1
13 05:56 SW 11 16.09 Fair CLR 7.8 2.8 71% 6 76.4 1018.2
13 04:56 Calm 16.09 Fair CLR 3.3 -2.2 68% 76.4 1018.5
13 03:56 W 6 16.09 Fair CLR 5 0 70% 76.45 1019.0
13 02:56 Calm 16.09 Fair CLR 5.6 -0.6 65% 76.53 1020.0
13 01:56 Calm 16.09 Fair CLR 7.8 -0.6 56% 76.56 1020.3
13 00:56 Calm 16.09 Fair CLR 6.7 -1.1 18.9 6.1 58% 76.58 1020.9
12 23:56 Calm 16.09 Fair CLR 10.6 -1.7 43% 76.66 1021.7
12 22:56 Calm 16.09 Fair CLR 10.6 -1.7 43% 76.68 1021.9
12 21:56 SE 7 16.09 Fair CLR 12.2 -3.9 33% 76.71 1022.4
12 20:56 SE 9 16.09 Fair CLR 13.3 -3.3 32% 76.68 1022.3
12 19:56 SE 11 16.09 Fair CLR 15 -3.9 27% 76.71 1022.5
12 18:56 SE 6 16.09 Fair CLR 18.9 -7.2 20.6 17.2 16% 76.73 1022.6
12 17:56 S 6 16.09 Fair CLR 20 -7.2 15% 76.76 1022.9
12 16:56 Vrbl 9 16.09 Fair CLR 20.6 -7.2 15% 76.84 1023.9
12 15:56 N 11 16.09 Fair CLR 20 -7.8 15% 76.91 1025.1
12 14:56 Vrbl 9 16.09 Fair CLR 18.3 -9.4 14% 77.04 1026.7
12 13:56 N 15 16.09 Fair CLR 18.3 -8.3 16% 77.17 1028.3
12 12:56 N 24 G 31 16.09 Fair CLR 17.8 -5 17.8 8.3 21% 77.27 1029.7
12 11:56 N 24 G 33 16.09 Fair CLR 16.1 -5.6 22% 77.34 1030.6
12 10:56 N 26 16.09 Fair CLR 14.4 -3.9 28% 77.37 1031.0
12 09:56 N 33 G 46 16.09 Fair and Breezy CLR 11.7 -1.1 41% 77.32 1030.6
12 08:56 N 31 16.09 Fair CLR 10 0.6 52% 7 77.29 1030.3
12 07:56 N 26 16.09 Fair CLR 8.3 0 56% 5 77.29 1030.2
12 06:56 N 22 16.09 Fair CLR 8.9 -0.6 15.6 8.9 52% 6 77.27 1029.8
12 05:56 N 26 G 35 16.09 Fair CLR 10 1.7 57% 7 77.22 1029.0
12 04:56 N 30 G 39 16.09 Fair CLR 11.1 1.7 53% 77.17 1028.1
12 03:56 N 37 G 50 16.09 Fair and Breezy CLR 12.2 2.2 51% 77.11 1027.6
12 02:56 N 30 16.09 Fair CLR 12.8 2.8 51% 77.09 1027.3
12 01:56 N 31 G 43 16.09 Fair CLR 14.4 3.9 50% 77.04 1026.7
12 00:56 N 37 G 50 16.09 Fair and Breezy CLR 15.6 3.3 26.1 15.6 44% 76.99 1025.9
11 23:56 N 37 G 52 16.09 Fair and Breezy CLR 17.8 5.6 45% 76.89 1024.6
11 22:56 N 44 G 56 16.09 Fair and Windy CLR 18.9 7.8 49% 76.84 1023.6
11 21:56 N 39 G 57 16.09 Partly Cloudy and Breezy SCT085 20 9.4 51% 76.73 1022.5
11 20:56 N 46 G 61 16.09 Fair and Windy CLR 22.2 12.8 55% 76.53 1019.6
11 19:56 N 28 16.09 Fair CLR 23.9 11.1 45% 25 76.35 1017.3
11 18:56 N 33 G 41 16.09 Fair and Breezy CLR 26.1 11.7 29.4 26.1 41% 26 76.2 1015.4
11 17:56 N 24 16.09 Mostly Cloudy BKN090 28.3 10 32% 27 76.1 1014.0
11 16:56 N 31 G 41 16.09 A Few Clouds FEW085 28.3 8.9 30% 27 76.02 1012.7
11 15:56 NW 28 G 43 16.09 Partly Cloudy SCT085 28.3 8.9 30% 27 75.97 1012.2
11 14:56 NW 17 G 31 16.09 Partly Cloudy SCT080 29.4 10.6 31% 28 75.97 1012.0
11 13:56 W 31 16.09 A Few Clouds FEW080 28.3 10 32% 27 75.97 1011.9
11 12:56 NW 24 16.09 Fair CLR 27.2 12.2 27.2 15.6 39% 27 76 1012.2 0.53
11 11:56 Vrbl 11 16.09 Fair CLR 23.3 16.7 67% 76.02 1012.9
11 10:56 NW 7 16.09 A Few Clouds FEW110 21.1 16.7 76% 76.02 1013.0
11 09:56 N 7 16.09 Mostly Cloudy BKN095 17.8 16.1 90% 76 1012.4 0.53
11 08:56 NW 15 16.09 Mostly Cloudy BKN090 16.7 16.1 96% 75.92 1011.5
11 07:56 NE 15 16.09 Thunderstorm in Vicinity FEW032 OVC090 16.1 15 93% 75.84 1010.6 0.53
11 06:56 NE 13 16.09 Thunderstorm in Vicinity OVC049 16.1 15 23.3 16.1 93% 75.9 1011.2 0.33 0.36
11 05:56 N 20 16.09 Overcast FEW018 BKN037 OVC045 17.2 15.6 90% 75.92 1011.4
11 04:56 N 20 16.09 Overcast OVC044 18.3 15 81% 75.9 1011.2
11 03:56 NE 15 16.09 Overcast BKN029 OVC038 17.8 15 84% 75.95 1011.7 0.03
11 02:56 N 24 16.09 Mostly Cloudy FEW036 SCT048 BKN060 17.8 15 84% 75.9 1011.3 0.03
11 01:56 NW 33 G 44 16.09 Thunderstorm and Breezy BKN022 BKN036 OVC044 22.8 18.3 76% 75.97 1012.1
11 00:56 S 13 16.09 Overcast OVC020 22.8 20 26.1 22.2 84% 75.79 1009.6
10 23:56 S 17 16.09 Overcast OVC016 22.8 20 84% 75.79 1009.7
10 22:56 SE 24 16.09 Overcast OVC018 22.2 20 87% 75.74 1009.0
10 21:56 SE 28 16.09 A Few Clouds FEW020 22.8 19.4 81% 75.74 1009.0
10 20:56 SE 31 16.09 Fair CLR 23.3 18.9 76% 75.74 1009.1
10 19:56 SE 33 G 41 16.09 Fair and Breezy CLR 23.9 18.3 71% 25 75.74 1009.1
10 18:56 SE 33 G 41 16.09 Fair and Breezy CLR 26.1 18.3 29.4 26.1 62% 27 75.69 1008.3
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)