Watching Hurricane Erin; Heavy Rainfall Threat for Upper Midwest; Heatrisk for Mississippi Valley

Hurricane Erin continues to track westward with its outer bands bringing heavy rainfall and gusty winds for Puerto Rico and US Virgin Islands. Life-threatening surf and rip currents are occurring and will spread across the Atlantic coasts this week. Meanwhile, heavy rainfall and possible flooding are in the forecast for upper Midwest through Monday. Heatrisk continues for the Mississippi Valley. Read More >

Current conditions at

San Antonio Boerne Stage Field (K5C1)

Lat: 29.72°NLon: 98.69°WElev: 1385ft.

Fair

79°F

26°C

Humidity 65%
Wind Speed S 9 G 16 mph
Barometer 30.03 in
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 18 Aug 1:35 am CDT
Extended Forecast for

4 Miles N Boerne TX

  • Overnight

    Overnight: Partly cloudy, with a low around 71. South wind around 5 mph.

    Low: 71 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 97. Heat index values as high as 102. Calm wind becoming south southeast around 5 mph in the afternoon.

    High: 97 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 72. East southeast wind around 5 mph becoming calm  in the evening.

    Low: 72 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 40 percent chance of showers and thunderstorms after 1pm.  Mostly sunny, with a high near 96. Heat index values as high as 101. Calm wind becoming east around 5 mph in the afternoon.

    High: 96 °F

    Sunny then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms.  Partly cloudy, with a low around 72. East wind around 5 mph becoming calm  in the evening.  Chance of precipitation is 30%.

    Low: 72 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers, with thunderstorms also possible after 4pm.  Sunny, with a high near 96. Calm wind becoming east northeast around 5 mph in the afternoon.  Chance of precipitation is 50%.

    High: 96 °F

    Slight Chance
    Showers then
    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms.  Partly cloudy, with a low around 72. East wind around 5 mph becoming calm  in the evening.  Chance of precipitation is 30%.

    Low: 72 °F

    Chance
    Showers

  • Thursday

    Thursday: A chance of showers, then showers likely and possibly a thunderstorm after 1pm.  Mostly sunny, with a high near 91. Calm wind becoming north northeast around 5 mph.  Chance of precipitation is 70%.

    High: 91 °F

    Chance
    Showers then
    Showers
    Likely

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms.  Partly cloudy, with a low around 70. East southeast wind around 5 mph becoming calm.  Chance of precipitation is 50%.

    Low: 70 °F

    Chance
    Showers

Detailed Forecast

Overnight
Partly cloudy, with a low around 71. South wind around 5 mph.
Monday
Mostly sunny, with a high near 97. Heat index values as high as 102. Calm wind becoming south southeast around 5 mph in the afternoon.
Monday Night
Mostly clear, with a low around 72. East southeast wind around 5 mph becoming calm in the evening.
Tuesday
A 40 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 96. Heat index values as high as 101. Calm wind becoming east around 5 mph in the afternoon.
Tuesday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 72. East wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.
Wednesday
A chance of showers, with thunderstorms also possible after 4pm. Sunny, with a high near 96. Calm wind becoming east northeast around 5 mph in the afternoon. Chance of precipitation is 50%.
Wednesday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 72. East wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.
Thursday
A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Mostly sunny, with a high near 91. Calm wind becoming north northeast around 5 mph. Chance of precipitation is 70%.
Thursday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 70. East southeast wind around 5 mph becoming calm. Chance of precipitation is 50%.
Friday
A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Mostly sunny, with a high near 91. Chance of precipitation is 60%.
Friday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 70.
Saturday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90.
Saturday Night
A 20 percent chance of showers. Partly cloudy, with a low around 71.
Sunday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 91.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles N Boerne TX
 29.86°N 98.75°W (Elev. 1640 ft)
12:52 am CDT Aug 18, 2025
1am CDT Aug 18, 2025-6pm CDT Aug 24, 2025
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database