National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Wet and Cool in the East this Memorial Day Weekend; Well Above Normal Temperatures in the Northern Plains

A wet Memorial Day weekend is in store for the East, with widespread rainfall of 1 to more than 2 inches expected from the Gulf Coast to southern New England. Well above normal temperatures are forecast to build across the northern Plains. Another round of heavy to excessive rainfall is expected to impact the western Gulf Coast this weekend with Flood Watches in effect. Read More >

Current conditions at

San Antonio, Stinson Municipal Airport (KSSF)

Lat: 29.34°NLon: 98.47°WElev: 574ft.

Fair

71°F

22°C

Humidity 87%
Wind Speed E 8 mph
Barometer 29.98 in (1014.4 mb)
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Last update 23 May 11:53 pm CDT
Extended Forecast for

San Antonio, Stinson Municipal Airport TX

  • Overnight

    Overnight: A 20 percent chance of showers before 1am. Partly cloudy, with a low around 69. East wind around 5 mph becoming calm.

    Low: 69 °F

    Slight Chance
    Showers

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms after 1pm. Partly sunny, then gradually becoming sunny, with a high near 84. Northeast wind around 5 mph.

    High: 84 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 69. East wind 5 to 10 mph becoming light east northeast in the evening.

    Low: 69 °F

    Mostly Clear

  • Memorial Day

    Memorial Day: Mostly cloudy, then gradually becoming sunny, with a high near 86. East wind around 5 mph.

    High: 86 °F

    Decreasing
    Clouds

  • Monday Night

    Monday Night: Partly cloudy, with a low around 70. East southeast wind around 5 mph becoming calm after midnight.

    Low: 70 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 40 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 86. Light east wind becoming southeast 5 to 10 mph in the afternoon.

    High: 86 °F

    Mostly Sunny
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Low around 69. Southeast wind 5 to 10 mph. Chance of precipitation is 80%.

    Low: 69 °F

    Heavy Rain

  • Wednesday

    Wednesday: Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 83. Southeast wind 5 to 10 mph. Chance of precipitation is 70%.

    High: 83 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 71. East wind 5 to 10 mph.

    Low: 71 °F

    Chance
    Showers

Detailed Forecast

Overnight
A 20 percent chance of showers before 1am. Partly cloudy, with a low around 69. East wind around 5 mph becoming calm.
Sunday
A 20 percent chance of showers and thunderstorms after 1pm. Partly sunny, then gradually becoming sunny, with a high near 84. Northeast wind around 5 mph.
Sunday Night
Mostly clear, with a low around 69. East wind 5 to 10 mph becoming light east northeast in the evening.
Memorial Day
Mostly cloudy, then gradually becoming sunny, with a high near 86. East wind around 5 mph.
Monday Night
Partly cloudy, with a low around 70. East southeast wind around 5 mph becoming calm after midnight.
Tuesday
A 40 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 86. Light east wind becoming southeast 5 to 10 mph in the afternoon.
Tuesday Night
Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Low around 69. Southeast wind 5 to 10 mph. Chance of precipitation is 80%.
Wednesday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 83. Southeast wind 5 to 10 mph. Chance of precipitation is 70%.
Wednesday Night
A 30 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 71. East wind 5 to 10 mph.
Thursday
Partly sunny, with a high near 87.
Thursday Night
Partly cloudy, with a low around 73.
Friday
Partly sunny, with a high near 89.
Friday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 73.
Saturday
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 88.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
San Antonio, Stinson Municipal Airport TX
 29.32°N 98.47°W (Elev. 581 ft)
Last Update:
11:32 pm CDT May 23, 2026
Forecast Valid:
12am CDT May 24, 2026-6pm CDT May 30, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation