Forecast and Conditions for San Marcos, Texas

Updated: 7:52 PM CDT on July 09, 2009
Observed at Lime Kiln, San Marcos, Texas
Temperature 97.3 °F
Humidity 33%
Dew Point 63 °F
Wind ESE at 0.0 mph
Pressure 29.85 in (Rising)
Conditions Clear
Visibility 10.0 miles
Clouds Clear (CLR) : -
Yesterday's Maximum 105 °F
Yesterday's Minimum 78 °F
Normal high 95 °F
Normal low 74 °F
Record high 102 °F (1956)
Record low 67 °F (2000)
Yesterday's Heating Degree Days 0
Yesterday's Cooling Degree Days 27
Sunrise06:38 AM (CDT)
Sunset08:35 PM (CDT)
Moon Rise10:11 PM (CDT)
Moon Set08:34 AM (CDT)
Moon Phase
Heat Advisory
Statement as of 3:52 PM CDT on July 9, 2009


... Heat advisory remains in effect until 7 PM CDT Friday...

A heat advisory remains in effect until 7 PM CDT Friday.

After heat index values from 100 to 107 today, overnight
temperatures will remain above 80 degrees most of the night, then
briefly fall to the upper 70s just before sunrise. Another hot day
is in store Friday with heat index values around 105 from the
late morning through early evening and may briefly reach as high
110.

Precautionary/preparedness actions...

A heat advisory means very high temperatures and humidity will
create conditions that may cause heat exhaustion or heat stroke.
Drink plenty non-alcoholic fluids... stay in air conditioned
buildings... stay out of the sun... and check on relatives and
neighbors.





Forecast as of 3:37 PM CDT on July 9, 2009

Heat advisory in effect until 7 PM CDT Friday...
Tonight
Clear. Lows in the mid 70s. South winds 10 to 15 mph.
Friday
Sunny. Highs around 101. South winds 10 to 15 mph.
Friday Night
Mostly clear. Lows in the mid 70s. South winds 10 to 15 mph.
Saturday
Sunny. Highs in the upper 90s. South winds 10 to 15 mph.
Saturday Night
Mostly clear. Lows in the mid 70s. South winds 10 to 15 mph.
Sunday
Sunny. Highs in the upper 90s.
Sunday Night and Monday
Partly cloudy. Lows in the mid 70s. Highs in the upper 90s.
Monday Night
Clear. Lows in the mid 70s.
Tuesday and Tuesday Night
Mostly clear. Highs around 100. Lows in the mid 70s.
Wednesday
Mostly sunny. Highs around 100.
Wednesday Night
Mostly clear. Lows in the mid 70s.
Thursday
Mostly sunny. Highs in the upper 90s.
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