San Marcos, Texas
Current Conditions -  °F | °C
As of 2:50 PM on Wednesday 20 Aug 2014 (Local Time) from KHYI Reporting Station
Scattered Clouds Scattered Clouds  
Wind Chill: 99°   Ceiling: Unl
Heat Index: 101°   Visibility: 10mi
Dew Point: 64°   Wind: 18mph
Humidity: 32%   Direction: 150°SSE
Pressure: 29.93"   Gusts: 24mph
Location:  29.89°N, 97.93°W
Report Text: KHYI 201950Z 15016G21KT 10SM SCT070 37/18 A2993
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Tropical Storm Tracking
Hourly Forecast -  °F | °C
Hi 98° - Lo 77°
4 PM
M Sunny
M Sunny
98°
5 PM
Sunny
Sunny
98°
6 PM
M Sunny
M Sunny
96°
7 PM
M Sunny
M Sunny
94°
8 PM
Sunny
Sunny
91°
9 PM
Clear
Clear
88°
Weather Maps
Daily Forecast -  °F | °C
wed thu fri sat sun mon tue wed thu fri
aug
20
M Clear
M Clear
98°
77°
aug
21
P Cloudy
P Cloudy
102°
76°
aug
22
P Cloudy
P Cloudy
101°
73°
aug
23
P Cloudy
P Cloudy
100°
74°
aug
24
M Sunny
M Sunny
100°
74°
aug
25
Sunny
Sunny
101°
74°
aug
26
M Sunny
M Sunny
101°
74°
aug
27
M Sunny
M Sunny
101°
76°
aug
28
Iso T-Storms
Iso T-Storms
100°
76°
aug
29
AM T-Storms
AM T-Storms
98°
74°
Details for Wednesday, August 20 (Evening)
Evening: Mainly clear skies. Low 77F. Winds SSE at 10 to 20 mph.
UV Index: 7 (High)
Ultraviolet Radiation Index
Relative Humidity: 36%
Relative Humidity
Precipitation: 10%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 19%
Cloud Coverage
Sunrise: 7:02 AM
Sunset: 8:07 PM
 
Moonrise: 2:51 AM
Moonset: 4:46 PM
Moon Phase:  Waning Crescent
Moonphase:
Waning Crescent
Wind Direction:  SSE
Direction: SSE (160°)
Speed: 16Mph(26Km, 18Kts)
Details for Thursday, August 21
Partly cloudy skies. High 102F. Winds S at 10 to 20 mph.
Evening: Mainly clear early, then a few clouds later on. Low 76F. Winds SSE at 15 to 25 mph.
UV Index: 11 (Extreme)
Ultraviolet Radiation Index
Relative Humidity: 52%
Relative Humidity
Precipitation: 0%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 14%
Cloud Coverage
Sunrise: 7:02 AM
Sunset: 8:06 PM
 
Moonrise: 3:41 AM
Moonset: 5:29 PM
Moon Phase:  Waning Crescent
Moonphase:
Waning Crescent
Wind Direction:  S
Direction: S (172°)
Speed: 16Mph(26Km, 19Kts)
Details for Friday, August 22
Mix of sun and clouds. Highs 99 to 103F and lows in the low 70s.
UV Index: 11 (Extreme)
Ultraviolet Radiation Index
Relative Humidity: 54%
Relative Humidity
Precipitation: 10%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 23%
Cloud Coverage
Sunrise: 7:03 AM
Sunset: 8:05 PM
 
Moonrise: 4:33 AM
Moonset: 6:10 PM
Moon Phase:  Waning Crescent
Moonphase:
Waning Crescent
Wind Direction:  S
Direction: S (173°)
Speed: 13Mph(21Km, 15Kts)
Details for Saturday, August 23
Mix of sun and clouds. Highs 98 to 102F and lows in the mid 70s.
UV Index: 11 (Extreme)
Ultraviolet Radiation Index
Relative Humidity: 56%
Relative Humidity
Precipitation: 20%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 29%
Cloud Coverage
Sunrise: 7:03 AM
Sunset: 8:04 PM
 
Moonrise: 5:24 AM
Moonset: 6:49 PM
Moon Phase:  Waning Crescent
Moonphase:
Waning Crescent
Wind Direction:  S
Direction: S (170°)
Speed: 10Mph(16Km, 12Kts)
Details for Sunday, August 24
Mostly sunny. Highs 98 to 102F and lows in the mid 70s.
UV Index: 11 (Extreme)
Ultraviolet Radiation Index
Relative Humidity: 55%
Relative Humidity
Precipitation: 10%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 26%
Cloud Coverage
Sunrise: 7:04 AM
Sunset: 8:03 PM
 
Moonrise: 6:16 AM
Moonset: 7:24 PM
Moon Phase:  Waning Crescent
Moonphase:
Waning Crescent
Wind Direction:  SSE
Direction: SSE (163°)
Speed: 9Mph(14Km, 10Kts)
Details for Monday, August 25
Abundant sunshine. Highs 99 to 103F and lows in the mid 70s.
UV Index: 11 (Extreme)
Ultraviolet Radiation Index
Relative Humidity: 50%
Relative Humidity
Precipitation: 10%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 6%
Cloud Coverage
Sunrise: 7:05 AM
Sunset: 8:02 PM
 
Moonrise: 7:08 AM
Moonset: 7:59 PM
Moon Phase:  New
Moonphase:
New
Wind Direction:  SSE
Direction: SSE (166°)
Speed: 8Mph(13Km, 9Kts)
Details for Tuesday, August 26
Plenty of sun. Highs 99 to 103F and lows in the mid 70s.
UV Index: 11 (Extreme)
Ultraviolet Radiation Index
Relative Humidity: 45%
Relative Humidity
Precipitation: 10%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 7%
Cloud Coverage
Sunrise: 7:05 AM
Sunset: 8:01 PM
 
Moonrise: 8:00 AM
Moonset: 8:32 PM
Moon Phase:  New
Moonphase:
New
Wind Direction:  SSE
Direction: SSE (147°)
Speed: 8Mph(14Km, 10Kts)
Details for Wednesday, August 27
More sun than clouds. Highs 99 to 103F and lows in the mid 70s.
UV Index: 10 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 51%
Relative Humidity
Precipitation: 10%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 17%
Cloud Coverage
Sunrise: 7:06 AM
Sunset: 7:59 PM
 
Moonrise: 8:52 AM
Moonset: 9:06 PM
Moon Phase:  Waxing Crescent
Moonphase:
Waxing Crescent
Wind Direction:  ESE
Direction: ESE (122°)
Speed: 7Mph(12Km, 9Kts)
Details for Thursday, August 28
Partly cloudy, chance of a thunderstorm. Highs 98 to 102F and lows in the mid 70s.
UV Index: 10 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 53%
Relative Humidity
Precipitation: 30%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 26%
Cloud Coverage
Sunrise: 7:06 AM
Sunset: 7:58 PM
 
Moonrise: 9:44 AM
Moonset: 9:40 PM
Moon Phase:  Waxing Crescent
Moonphase:
Waxing Crescent
Wind Direction:  NE
Direction: NE (53°)
Speed: 8Mph(13Km, 9Kts)
Details for Friday, August 29
Morning showers and thunderstorms. Highs in the upper 90s and lows in the mid 70s.
UV Index: 10 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 53%
Relative Humidity
Precipitation: 40%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 33%
Cloud Coverage
Sunrise: 7:07 AM
Sunset: 7:57 PM
 
Moonrise: 10:38 AM
Moonset: 10:17 PM
Moon Phase:  Waxing Crescent
Moonphase:
Waxing Crescent
Wind Direction:  NNE
Direction: NNE (31°)
Speed: 7Mph(11Km, 8Kts)
Daily Forecast Chart
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