Union, AR Weather Forecast
Local 7-day forecast
Mostly Sunny then Slight Chance Showers And Thunderstorms
Track current conditions, temperature changes, wind, and the full daily outlook for Union, AR in one place.
A slight chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 90. Chance of precipitation is 20%.
Local Weather Overview
This forecast page for Union, AR is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Jul 12, 2026 12:20 AM CDT.
The active forecast window currently covers Jul 14 to Jul 18, 2026 for Union, AR.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jul 14 to Jul 18, 2026
- Latest sync
- Jul 12, 2026 12:20 AM CDT
- Forecast office
- SHV
- Source
- NOAA / NWS
Daily Outlook
This Week in Union
Saturday looks like the warmest upcoming period in Union at 96 degrees F.
Tuesday Night is the coolest period ahead with temperatures near 72 degrees F.
The strongest winds are forecast for Tuesday at about 0 to 5 mph N.
Precipitation is mentioned in 4 upcoming forecast periods.
Forecast Details
- Last updated
- Jul 12, 2026 12:20 AM CDT
- Coverage
- 5 days
- Time zone
- America/Chicago
- Forecast office
- SHV
- Radar station
- KSHV
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
A slight chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 72. Chance of precipitation is 20%.
A slight chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 91. Chance of precipitation is 20%.
A slight chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 72. Chance of precipitation is 20%.
Sunny, with a high near 94.
Mostly clear, with a low around 74.
Sunny, with a high near 95.
Mostly clear, with a low around 76.
Sunny, with a high near 96.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Tuesday
Jul 14
|
Mostly Sunny then Slight Chance Showers And Thunderstorms
|
90°F |
0 to 5 mph
N
|
|
Tuesday Night
Jul 14
|
Slight Chance Showers And Thunderstorms then Partly Cloudy
|
72°F |
0 mph
|
|
Wednesday
Jul 15
|
Mostly Sunny then Slight Chance Showers And Thunderstorms
|
91°F |
0 to 5 mph
W
|
|
Wednesday Night
Jul 15
|
Slight Chance Showers And Thunderstorms then Partly Cloudy
|
72°F |
0 mph
|
|
Thursday
Jul 16
|
Sunny
|
94°F |
0 to 5 mph
SW
|
|
Thursday Night
Jul 16
|
Mostly Clear
|
74°F |
0 mph
|
|
Friday
Jul 17
|
Sunny
|
95°F |
0 to 5 mph
SW
|
|
Friday Night
Jul 17
|
Mostly Clear
|
76°F |
0 mph
|
|
Saturday
Jul 18
|
Sunny
|
96°F |
0 to 5 mph
W
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Union.