Current conditions at

Patterson Memorial (KPTN)

Lat: 29.72° N Lon: 91.33° W Elev: 10 ft.

A Few Clouds

81°F

27°C

Humidity 62%
Wind Speed S 9 mph
Barometer 30.06 in (1017.8 mb)
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 20 Nov 12:56 pm CST
Detailed forecast for

Lower St. Mary

Tonight
Mostly cloudy. A chance of showers with a slight chance of thunderstorms after midnight. Near steady temperature in the upper 60s. Southeast winds 5 to 10 mph. Chance of rain 40 percent.
Friday
Mostly sunny. A chance of showers with a slight chance of thunderstorms in the morning, then a slight chance of showers in the afternoon. Highs around 80. Southwest winds 5 to 10 mph. Chance of rain 30 percent.
Friday Night
Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 60s. Southwest winds around 5 mph.
Saturday
Mostly sunny. Highs around 80. West winds 5 to 10 mph.
Saturday Night
Partly cloudy in the evening, then becoming mostly cloudy. Lows in the lower 60s. West winds around 5 mph, becoming north after midnight.
Sunday
Mostly sunny. Highs in the upper 70s.
Sunday Night And Monday
Mostly cloudy. Lows in the lower 60s. Highs in the upper 70s.
Monday Night
Mostly cloudy. A chance of showers in the evening, then showers likely after midnight. Lows in the mid 60s. Chance of rain 60 percent.
Tuesday
Mostly sunny. A chance of showers in the morning. Highs in the upper 70s. Chance of rain 50 percent.
Tuesday Night
Partly cloudy in the evening, then becoming mostly cloudy. Lows in the upper 50s.
Wednesday
Partly sunny with a 30 percent chance of showers. Highs in the mid 70s.
Wednesday Night
Mostly cloudy. Lows around 50.
Thanksgiving Day
Mostly sunny. Highs in the mid 60s.



Basemap Options
Click map to change the forecast location
Loading map...
1219 PM CST Thu Nov 20 2025
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database