Alton, Louisiana Weather
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Weather Forecast for Alton, Louisiana : St. Tammany County
Issued: 6:26 am CST Jan 15, 2025 Latitude: 30.3307493 Longitude: -89.762008 View on Google Maps

MouseOver for Detail Forecast
Today Tonight Thursday Friday Saturday Sunday M.L.King Day Tuesday
20% chance of on Today 40% chance of rain on Tonight Morning Fog on Thursday Mostly Sunny on Friday 70% chance of thunderstorms on Saturday Mostly Sunny on Sunday Partly Sunny on M.L.King Day 20% chance of freezing rain & snow on Tuesday
High: 59°F Low: 40°F High: 61°F High: 63°F High: 69°F High: 50°F High: 42°F High: 41°F
Low: 37°F Low: 52°F Low: 40°F Low: 25°F Low: 25°F  
Mostly Cloudy Rain Morning Fog Mostly Sunny Thunderstorms Mostly Sunny Partly Sunny Freezing Rain & Snow
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20% chance of Today Today... A chance of sprinkles after 5pm. Mostly cloudy, with a high near 59. East wind around 5 mph becoming calm in the afternoon.
40% chance of rain Tonight Tonight... A chance of showers or sprinkles before 3am, then a chance of sprinkles between 3am and 4am. Patchy fog before 4am, then patchy fog after 5am. Otherwise, cloudy, then gradually becoming partly cloudy, with a low around 40. Calm wind. Chance of precipitation is 40%.
Morning Fog on Thursday Thursday... Patchy fog before 9am. Otherwise, sunny, with a high near 61. Calm wind becoming north around 5 mph.
Mostly Clear on Thursday Night Thursday Night... Mostly clear, with a low around 37. Calm wind.
Mostly Sunny on Friday Friday... Mostly sunny, with a high near 63. Calm wind becoming southeast around 5 mph in the afternoon.
70% chance of rain Friday Night Friday Night... Showers likely, mainly after midnight. Cloudy, with a low around 52. Southeast wind around 5 mph becoming southwest after midnight. Chance of precipitation is 70%.
70% chance of thunderstorms Saturday Saturday... Showers likely and possibly a thunderstorm before noon, then a chance of showers and thunderstorms after noon. Cloudy, with a high near 69. Southwest wind around 5 mph. Chance of precipitation is 70%.
20% chance of Saturday Night Saturday Night... A chance of sprinkles before midnight. Mostly cloudy, with a low around 40. Light and variable wind becoming north 5 to 10 mph in the evening. Winds could gust as high as 20 mph.
Mostly Sunny on Sunday Sunday... Mostly sunny, with a high near 50. North wind 10 to 15 mph.
Mostly Clear on Sunday Night Sunday Night... Mostly clear, with a low around 25. North wind around 10 mph, with gusts as high as 25 mph.
Partly Sunny on M.L.King Day M.L.King Day... Partly sunny, with a high near 42. North wind around 10 mph, with gusts as high as 25 mph.
20% chance of rain Monday Night Monday Night... A chance of sprinkles with a slight chance of showers. Mostly cloudy, with a low around 25. Northeast wind around 10 mph, with gusts as high as 25 mph.
20% chance of freezing rain & snow Tuesday Tuesday... A chance of snow showers and freezing rain. Mostly cloudy, with a high near 41. Northeast wind around 10 mph, with gusts as high as 20 mph.
Sun Almanac for Alton, Louisiana
Sunrise: 06:56 AM
Sunset: 5:21 PM
Civil Sunrise:06:30 AM
Civil Sunset: 5:47 PM
Nautical Sunrise: 06:01 AM
Nautical Sunset: 6:16 PM
Astro Sunrise: 05:32 AM
Astro Sunset: 6:45 PM
Any use of the information on this page is at your own risk. This information should not be relied upon in life-threatening situations, potential financial loss situations or in lieu of any officially disseminated information. Visit the National Weather Service for official information.