Old Union, MS Weather Forecast

Feedback E-mail the Weather

Quick Weather Clicks

Old Union, MS Weather Forecast

Current Conditions

Settings
Old Union MS weather  - Mostly Cloudy - 62°F
Mostly Cloudy
62°F
Updated 2:18 am
Feels Like 58°F
Humidity 89%
Wind NW 5 mph
Barometer  29.93 in
Dew Point 59°F
Old Union MS weather  - Mostly Cloudy - 17°C
Mostly Cloudy
17°C
Updated 2:18 am
Feels Like 15°C
Humidity 89%
Wind NW 8 km/h
Barometer  101.4 kPa
Dew Point 15°C

Old Union Weather Forecast

OVERNIGHT SUNDAY SUNDAY NIGHT COLUMBUS DAY MONDAY NIGHT TUESDAY TUESDAY NIGHT WEDNESDAY WEDNESDAY NIGHT THURSDAY THURSDAY NIGHT FRIDAY
Old Union, MS Weather - Overnight Partly Cloudy Old Union, MS Weather - Sunday Sunny Old Union, MS Weather - Sunday Night Patchy Fog Old Union, MS Weather - Columbus Day Sunny Old Union, MS Weather - Monday Night Clear Old Union, MS Weather - Tuesday Sunny Old Union, MS Weather - Tuesday Night Mostly Clear Old Union, MS Weather - Wednesday Sunny Old Union, MS Weather - Wednesday Night Mostly Clear Old Union, MS Weather - Thursday Sunny Old Union, MS Weather - Thursday Night Clear Old Union, MS Weather - Friday Sunny
Partly Cloudy Sunny Patchy Fog Sunny Clear Sunny Mostly Clear Sunny Mostly Clear Sunny Clear Sunny
Lo: 59°FLo: 15°C Hi: 85°FHi: 29°C
Lo: 59°FLo: 15°C Hi: 91°FHi: 33°C
Lo: 59°FLo: 15°C Hi: 91°FHi: 33°C
Lo: 61°FLo: 16°C Hi: 91°FHi: 33°C
Lo: 61°FLo: 16°C Hi: 91°FHi: 33°C
Lo: 61°FLo: 16°C Hi: 85°FHi: 29°C
POP = Probability of Precipitation.
Weather Outlook Updated: 126 AM CDT Sun Oct 11 2026 Old Union, MS Weather - WeatherWorld.com

Trending Headlines

Old Union Radar Loop

Use the map search tool if you want to place a location marker on the radar map...

Old Union Quick Facts

National Two Day Weather Forecast


E-mail the Old Union Weather Forecast

Voice your opinion or tell us about page issues...

Old Union Forecast Discussion

Meteorlogic Glosserator
Instant definitions for any meteorological term.

Issued: 1043 PM CDT Sat Oct 10 2026

Key Messages

Issued at 1042 PM CDT Sat Oct 10 2026
  • Post-Tropical Cyclone Isaias continues to bring some light showers across the Tennessee River Valley, with any lingering moisture moving out by Sunday morning.
  • Dry conditions will return to the Mid-South on Sunday and last through Tuesday. Well above-normal temperatures in the upper 80s to low 90s are expected through at least Thursday.

Discussion

... (Tonight through next Saturday) Issued at 1042 PM CDT Sat Oct 10 2026

Mostly cloudy conditions will...