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Viewing Station:
TX-HYS-21 : San Marcos 7.1 W
Oct 23, 2007 - Jul 24, 2026
3,897 Total Observations
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Station Overview
Climatology
Precip Summary
Year-Over-Year
Precip Calendar
Precip Distribution
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Station Overview
Climatology
Precip Summary
Year-Over-Year
Precip Calendar
Precip Distribution
Obs Calendar
Obs Tables
Observation Data Tables
Informational
Date Range to Display
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Daily Precip
46
Multi-day Precip
5
Significant Weather
0
Hail
0
Condition Monitoring
0
Map
Obs Date
Obs Time
Gauge Catch (in)
Snowfall (in)
Snowpack (in)
Flooding
Notes
Depth
SWE
Depth
SWE
2026-07-24
7:00 AM
0.19
NA
NA
NA
NA
2026-07-18
8:00 AM
0.00
0.0
NA
NA
NA
2026-07-12
8:00 AM
0.78
NA
NA
NA
NA
2026-07-11
8:00 AM
0.01
NA
NA
NA
NA
2026-07-01
8:00 AM
0.11
NA
NA
NA
NA
2026-06-21
8:00 AM
0.04
NA
NA
NA
NA
2026-06-20
8:00 AM
0.21
NA
NA
NA
NA
2026-06-16
8:00 AM
0.27
NA
NA
NA
NA
2026-06-15
8:00 AM
3.55
NA
NA
NA
NA
2026-06-13
8:00 AM
0.03
NA
NA
NA
NA
2026-06-12
8:00 AM
0.07
NA
NA
NA
NA
2026-06-11
8:00 AM
0.08
NA
NA
NA
NA
2026-06-10
8:00 AM
0.01
NA
NA
NA
NA
2026-06-09
8:00 AM
0.57
NA
NA
NA
NA
2026-05-28
8:00 AM
T
NA
NA
NA
NA
2026-05-27
8:00 AM
1.18
NA
NA
NA
NA
2026-05-20
8:00 AM
1.32
NA
NA
NA
NA
2026-05-18
8:00 AM
T
NA
NA
NA
NA
2026-05-11
8:00 AM
0.34
NA
NA
NA
NA
2026-05-08
8:00 AM
T
NA
NA
NA
NA
2026-04-22
8:00 AM
0.67
NA
NA
NA
NA
2026-04-21
8:00 AM
2.23
NA
NA
NA
NA
2026-04-20
8:00 AM
0.03
NA
NA
NA
NA
2026-04-19
8:00 AM
0.94
NA
NA
NA
NA
2026-04-16
8:00 AM
0.02
NA
NA
NA
NA
2026-04-14
8:00 AM
0.01
NA
NA
NA
NA
2026-04-13
8:00 AM
0.50
NA
NA
NA
NA
2026-04-10
8:00 AM
0.42
NA
NA
NA
NA
2026-04-08
8:00 AM
0.01
NA
NA
NA
NA
2026-04-06
8:00 AM
0.04
NA
NA
NA
NA
2026-04-05
8:00 AM
1.07
NA
NA
NA
NA
2026-04-04
8:00 AM
0.02
NA
NA
NA
NA
2026-04-02
8:00 AM
0.76
NA
NA
NA
NA
2026-03-11
8:00 AM
0.30
NA
NA
NA
NA
2026-03-10
8:00 AM
0.01
NA
NA
NA
NA
2026-03-09
8:00 AM
0.08
NA
NA
NA
NA
2026-03-08
8:00 AM
0.08
NA
NA
NA
NA
2026-02-15
8:00 AM
0.68
NA
NA
NA
NA
2026-02-14
8:00 AM
0.10
NA
NA
NA
NA
2026-02-11
8:00 AM
0.02
NA
NA
NA
NA
2026-01-25
8:00 AM
0.21
NA
NA
NA
NA
2026-01-24
8:00 AM
0.70
NA
NA
NA
NA
2026-01-23
8:00 AM
0.06
NA
NA
NA
NA
2026-01-21
8:00 AM
0.07
NA
NA
NA
NA
2026-01-14
8:00 AM
0.02
NA
NA
NA
NA
2026-01-13
8:00 AM
0.02
NA
NA
NA
NA