



Multiple Hazards through Upcoming Weekend
The threat of severe thunderstorms will exist in the Midwest and Ohio Valley through Friday. Elevated to critical fire weather conditions will be in place across the Four-Corners through the weekend. Early season heat with likely record high temperatures will spread from the South into the Ohio Valley, Mid-Atlantic, and Northeast on Friday, Saturday and perhaps Sunday. Read More >
Hazardous Weather Conditions
San Marcos, San Marcos Municipal Airport (KHYI)
Lat: 29.89°NLon: 97.86°WElev: 597ft.
Overcast
77°F
25°C
Humidity | 88% |
Wind Speed | S 13 G 23 mph |
Barometer | 29.66 in (1003.4 mb) |
Dewpoint | 73°F (23°C) |
Visibility | 9.00 mi |
Heat Index | 78°F (26°C) |
Last update | 20 May 6:56 am CDT |
2 Miles SW Hays TX
-
Today
Mostly Cloudy
then Slight
Chance
T-stormsHigh: 96 °F
-
Tonight
Slight Chance
T-storms then
Mostly CloudyLow: 74 °F
-
Saturday
Partly Sunny
then Slight
Chance
T-stormsHigh: 98 °F
-
Saturday
NightChance
T-stormsLow: 67 °F
-
Sunday
Chance
T-stormsHigh: 80 °F
-
Sunday
NightSlight Chance
T-stormsLow: 67 °F
-
Monday
Chance
T-stormsHigh: 84 °F
-
Monday
NightHeavy Rain
Low: 69 °F
-
Tuesday
T-storms
LikelyHigh: 80 °F
Detailed Forecast
Additional Forecasts and Information
30.09°N 97.89°W (Elev. 801 ft)