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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

2026.04.15 1856 UTC
Wind from the S (180 degrees) at 16 MPH (14 KT)
Visibility 10 mile(s)
Sky conditions overcast
Temperature 81.0 F (27.2 C)
Dew Point 66.0 F (18.9 C)
Relative Humidity 60%
Pressure (altimeter) 29.95 in. Hg (1014 hPa)
ob KHYI 151856Z 18014KT 10SM OVC045 27/19 A2995 RMK AO2 SLP133 T02720189

Maximum and Minimum Temperatures

Maximum
Temperature
F (C)
Minimum
Temperature
F (C)
80.1 (26.7) 70.0 (21.1) In the 6 hours preceding Apr 15, 2026 - 01:56 PM EDT / 2026.04.15 1756 UTC
88.0 (31.1) 71.1 (21.7) In the 24 hours preceding Apr 15, 2026 - 01:56 AM EDT / 2026.04.15 0556 UTC

24 Hour Summary

Time
EDT (UTC)
Temperature
F (C)
Dew Point
F (C)
Pressure
Inches (hPa)
Wind
MPH
Weather
Latest 3 PM (19) Apr 15 81.0 (27.2) 66.0 (18.9) 29.95 (1014) S 16
2 PM (18) Apr 15 79.0 (26.1) 66.0 (18.9) 29.96 (1014) S 15
1 PM (17) Apr 15 80.1 (26.7) 66.9 (19.4) 29.96 (1014) S 21
Noon (16) Apr 15 78 (26) 68 (20) 29.96 (1014) S 21
11 AM (15) Apr 15 75 (24) 68 (20) 29.96 (1014) S 15
10 AM (14) Apr 15 73 (23) 68 (20) 29.96 (1014) S 18
9 AM (13) Apr 15 71 (22) 68 (20) 29.94 (1013) SSE 14
8 AM (12) Apr 15 69 (21) 68 (20) 29.96 (1014) SSE 10
7 AM (11) Apr 15 71.1 (21.7) 68.0 (20.0) 29.98 (1015) SSE 6
6 AM (10) Apr 15 71.1 (21.7) 68.0 (20.0) 29.98 (1015) SE 5
5 AM (9) Apr 15 69 (21) 68 (20) 29.97 (1014) SE 3
4 AM (8) Apr 15 72.0 (22.2) 68.0 (20.0) 29.95 (1014) SSE 12
3 AM (7) Apr 15 71 (22) 68 (20) 29.95 (1014) SSE 10
2 AM (6) Apr 15 73.0 (22.8) 66.9 (19.4) 29.98 (1015) SSE 13
1 AM (5) Apr 15 73.0 (22.8) 68.0 (20.0) 30 (1015) SSE 13
Midnight (4) Apr 15 73.9 (23.3) 68.0 (20.0) 30 (1015) SSE 10
11 PM (3) Apr 14 73 (23) 68 (20) 29.99 (1015) SSE 13
10 PM (2) Apr 14 75.9 (24.4) 66.9 (19.4) 29.94 (1013) SSE 16
9 PM (1) Apr 14 79.0 (26.1) 66.9 (19.4) 29.93 (1013) SSE 21
8 PM (0) Apr 14 82.0 (27.8) 66.9 (19.4) 29.91 (1012) SE 20
7 PM (23) Apr 14 84.9 (29.4) 66.0 (18.9) 29.91 (1012) SE 21
6 PM (22) Apr 14 86.0 (30.0) 66.9 (19.4) 29.93 (1013) SE 21
5 PM (21) Apr 14 86.0 (30.0) 64.9 (18.3) 29.94 (1013) SSE 16
Oldest 4 PM (20) Apr 14 86.0 (30.0) 66.9 (19.4) 29.97 (1014) SSE 21
Time
EDT (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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