Union, Alabama Weather
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Weather Forecast for Union, Alabama : Franklin County
Issued: 3:01 am CDT Jul 18, 2025 Latitude: 34.3773189 Longitude: -87.5741922 View on Google Maps

MouseOver for Detail Forecast
Overnight Friday Saturday Sunday Monday Tuesday Wednesday Thursday
Cloudy on Overnight 60% chance of thunderstorms on Friday 50% chance of thunderstorms on Saturday 40% chance of thunderstorms on Sunday 30% chance of thunderstorms on Monday 20% chance of thunderstorms on Tuesday 20% chance of thunderstorms on Wednesday 20% chance of thunderstorms on Thursday
Low: 72°F High: 88°F High: 86°F High: 88°F High: 90°F High: 92°F High: 92°F High: 91°F
Low: 72°F Low: 72°F Low: 73°F Low: 73°F Low: 73°F Low: 73°F  
Cloudy Thunderstorms Thunderstorms Thunderstorms Thunderstorms Thunderstorms Thunderstorms Thunderstorms
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Current Conditions at
DECATUR - (KDCU)
79°
Cloudy
as of 2:53 AM CDST
Rel. Humidity: 83%
Dew Point: 73°F
Visibility: 10 Miles
Pressure: 30.07 in.
Flight Rule: VFR
Wind Data
5 MPH
130° Southeast
Cloud Level(s): Solid Overcast at 6000ft
Current Conditions at
HUNTSVILLE - (KHSV)
79°
Partly Cloudy
as of 2:53 AM CDST
Rel. Humidity: 83%
Dew Point: 73°F
Visibility: 10 Miles
Pressure: 30.07 in.
Flight Rule: VFR
Wind Data
5 MPH
150° Southeast
Cloud Level(s): Scattered at 6000ft
Cloudy on Overnight Overnight... Partly cloudy, with a low around 72. South wind around 5 mph.
60% chance of thunderstorms Friday Friday... Showers and thunderstorms likely, mainly after 5pm. Mostly sunny, with a high near 88. South wind around 5 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
30% chance of thunderstorms Friday Night Friday Night... A 30 percent chance of showers and thunderstorms, mainly before 7pm. Mostly cloudy, with a low around 72. South wind around 5 mph, with gusts as high as 15 mph.
50% chance of thunderstorms Saturday Saturday... A 50 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 86. South southwest wind 5 to 10 mph, with gusts as high as 15 mph.
Cloudy on Saturday Night Saturday Night... Partly cloudy, with a low around 72. Southwest wind around 5 mph, with gusts as high as 15 mph.
40% chance of thunderstorms Sunday Sunday... A slight chance of showers, then a chance of showers and thunderstorms after 10am. Mostly sunny, with a high near 88. Chance of precipitation is 40%.
Cloudy on Sunday Night Sunday Night... Partly cloudy, with a low around 73.
30% chance of thunderstorms Monday Monday... A 30 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 90.
Cloudy on Monday Night Monday Night... Partly cloudy, with a low around 73.
20% chance of thunderstorms Tuesday Tuesday... A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 92.
Mostly Clear on Tuesday Night Tuesday Night... Mostly clear, with a low around 73.
20% chance of thunderstorms Wednesday Wednesday... A 20 percent chance of showers and thunderstorms. Sunny, with a high near 92.
Cloudy on Wednesday Night Wednesday Night... Partly cloudy, with a low around 73.
20% chance of thunderstorms Thursday Thursday... A 20 percent chance of showers and thunderstorms. Sunny, with a high near 91.
Current Radar Image


Sun Almanac for Union, Alabama
Sunrise: 05:52 AM
Sunset: 8:02 PM
Civil Sunrise:05:23 AM
Civil Sunset: 8:30 PM
Nautical Sunrise: 04:48 AM
Nautical Sunset: 9:05 PM
Astro Sunrise: 04:11 AM
Astro Sunset: 9:42 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.