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Current Weather Conditions:
San Marcos, San Marcos Municipal Airport, TX, United States

NWS Point Forecast for KHYI (KHYI) 29-53-37N 097-51-53W

Conditions at

2026.01.13 0856 UTC
Wind Calm
Visibility 10 mile(s)
Sky conditions overcast
Temperature 50.0 F (10.0 C)
Dew Point 27.0 F (-2.8 C)
Relative Humidity 40%
Pressure (altimeter) 30.33 in. Hg (1027 hPa)
Pressure tendency 0.04 inches (1.2 hPa) lower than three hours ago
ob KHYI 130856Z 00000KT 10SM OVC075 10/M03 A3033 RMK AO2 SLP269 T01001028 58012

Maximum and Minimum Temperatures

Maximum
Temperature
F (C)
Minimum
Temperature
F (C)
60.1 (15.6) 46.9 (8.3) In the 6 hours preceding Jan 13, 2026 - 12:56 AM EST / 2026.01.13 0556 UTC
64.0 (17.8) 39.0 (3.9) In the 24 hours preceding Jan 13, 2026 - 12:56 AM EST / 2026.01.13 0556 UTC

24 Hour Summary

Time
EST (UTC)
Temperature
F (C)
Dew Point
F (C)
Pressure
Inches (hPa)
Wind
MPH
Weather
Latest 4 AM (9) Jan 13 50.0 (10.0) 27.0 (-2.8) 30.33 (1027) Calm
3 AM (8) Jan 13 48.9 (9.4) 30.0 (-1.1) 30.35 (1027) Calm
2 AM (7) Jan 13 46.9 (8.3) 28.9 (-1.7) 30.36 (1028) W 3
1 AM (6) Jan 13 48.9 (9.4) 26.1 (-3.3) 30.37 (1028) Calm
Midnight (5) Jan 13 50.0 (10.0) 28.0 (-2.2) 30.37 (1028) Calm
11 PM (4) Jan 12 48.9 (9.4) 25.0 (-3.9) 30.38 (1028) Calm
10 PM (3) Jan 12 50.0 (10.0) 28.0 (-2.2) 30.39 (1029) SW 7
9 PM (2) Jan 12 52.0 (11.1) 25.0 (-3.9) 30.36 (1028) E 3
8 PM (1) Jan 12 55.9 (13.3) 27.0 (-2.8) 30.36 (1028) SSE 5
7 PM (0) Jan 12 60.1 (15.6) 26.1 (-3.3) 30.36 (1028) SE 3
6 PM (23) Jan 12 62.1 (16.7) 27.0 (-2.8) 30.36 (1028) Calm
5 PM (22) Jan 12 63.0 (17.2) 27.0 (-2.8) 30.37 (1028) Calm
4 PM (21) Jan 12 63.0 (17.2) 26.1 (-3.3) 30.39 (1029) Calm
3 PM (20) Jan 12 61.0 (16.1) 26.1 (-3.3) 30.42 (1030) Calm
2 PM (19) Jan 12 61.0 (16.1) 27.0 (-2.8) 30.45 (1031) Calm
1 PM (18) Jan 12 60.1 (15.6) 28.9 (-1.7) 30.48 (1032) N 5
Noon (17) Jan 12 57.0 (13.9) 28.9 (-1.7) 30.51 (1033) Variable 5
11 AM (16) Jan 12 54.0 (12.2) 28.9 (-1.7) 30.51 (1033) Variable 5
10 AM (15) Jan 12 50.0 (10.0) 28.0 (-2.2) 30.5 (1032) NNE 5
9 AM (14) Jan 12 45.0 (7.2) 24.1 (-4.4) 30.49 (1032) N 6
8 AM (13) Jan 12 44.1 (6.7) 24.1 (-4.4) 30.48 (1032) NNW 7
7 AM (12) Jan 12 42.1 (5.6) 24.1 (-4.4) 30.47 (1031) NNW 7
6 AM (11) Jan 12 39.9 (4.4) 21.9 (-5.6) 30.47 (1031) NNW 7
Oldest 5 AM (10) Jan 12 41.0 (5.0) 21.9 (-5.6) 30.48 (1032) NW 8
Time
EST (UTC)
Temperature
F(C)
Dew Point
F(C)
Pressure
Inches(hPa)
Wind
(MPH)
Weather

The information presented here is taken from products produced by the U.S. National Weather Service and other national and international agencies




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