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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

2026.08.09 1756 UTC
Wind from the ESE (120 degrees) at 7 MPH (6 KT)
Visibility 10 mile(s)
Sky conditions mostly clear
Temperature 93.0 F (33.9 C)
Heat index 100.8 F (38.2 C)
Dew Point 72.0 F (22.2 C)
Relative Humidity 50%
Pressure (altimeter) 30.06 in. Hg (1017 hPa)
Pressure tendency 0.01 inches (0.5 hPa) lower than three hours ago
ob KHYI 091756Z 12006KT 10SM FEW047 34/22 A3006 RMK AO2 SLP169 T03390222 10339 20228 58005

Maximum and Minimum Temperatures

Maximum
Temperature
F (C)
Minimum
Temperature
F (C)
93.0 (33.9) 73.0 (22.8) In the 6 hours preceding Aug 09, 2026 - 01:56 PM EDT / 2026.08.09 1756 UTC
98.1 (36.7) 72.0 (22.2) In the 24 hours preceding Aug 09, 2026 - 01:56 AM EDT / 2026.08.09 0556 UTC

Precipitation Accumulation

Precipitation
Amount
0.02 inches In the 6 hours preceding Aug 09, 2026 - 01:56 AM EDT / 2026.08.09 0556 UTC
0.02 inches In the 24 hours preceding Aug 09, 2026 - 07:56 AM EDT / 2026.08.09 1156 UTC

24 Hour Summary

Time
EDT (UTC)
Temperature
F (C)
Dew Point
F (C)
Pressure
Inches (hPa)
Wind
MPH
Weather
Latest 2 PM (18) Aug 09 93.0 (33.9) 72.0 (22.2) 30.06 (1017) ESE 7
1 PM (17) Aug 09 90.0 (32.2) 72.0 (22.2) 30.08 (1018) SSW 6
Noon (16) Aug 09 89.1 (31.7) 73.9 (23.3) 30.07 (1018) SW 8
11 AM (15) Aug 09 87 (31) 73 (23) 30.07 (1018) SSE 7
10 AM (14) Aug 09 84 (29) 75 (24) 30.08 (1018) SSW 9
9 AM (13) Aug 09 77.0 (25.0) 75.0 (23.9) 30.07 (1018) Calm
8 AM (12) Aug 09 73.0 (22.8) 72.0 (22.2) 30.06 (1017) E 3
7 AM (11) Aug 09 77.0 (25.0) 73.9 (23.3) 30.04 (1017) Calm
6 AM (10) Aug 09 77.0 (25.0) 73.9 (23.3) 30.04 (1017) SW 5
5 AM (9) Aug 09 77 (25) 73 (23) 30.04 (1017) W 3
4 AM (8) Aug 09 78 (26) 73 (23) 30.03 (1016) SW 5
3 AM (7) Aug 09 78.1 (25.6) 73.9 (23.3) 30.06 (1017) Calm
2 AM (6) Aug 09 79.0 (26.1) 73.9 (23.3) 30.07 (1018) SSE 6
1 AM (5) Aug 09 79.0 (26.1) 73.9 (23.3) 30.06 (1017) SSE 6
Midnight (4) Aug 09 80.1 (26.7) 73.9 (23.3) 30.06 (1017) SE 5
11 PM (3) Aug 08 80.1 (26.7) 73.9 (23.3) 30.04 (1017) SSE 6
10 PM (2) Aug 08 82.0 (27.8) 73.0 (22.8) 30.03 (1016) SE 12
9 PM (1) Aug 08 82.9 (28.3) 71.1 (21.7) 30 (1015) S 13 light rain
8 PM (0) Aug 08 87 (31) 71 (22) 29.99 (1015) S 23 light rain
7 PM (23) Aug 08 98.1 (36.7) 66.9 (19.4) 29.98 (1015) SE 10
6 PM (22) Aug 08 96.1 (35.6) 66.9 (19.4) 29.99 (1015) ESE 8
5 PM (21) Aug 08 95.0 (35.0) 68.0 (20.0) 30.01 (1016) Variable 3
4 PM (20) Aug 08 95.0 (35.0) 68.0 (20.0) 30.04 (1017) Variable 7
Oldest 3 PM (19) Aug 08 95.0 (35.0) 70.0 (21.1) 30.06 (1017) Variable 5
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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