Thornton, AR Weather Forecast
Local 7-day forecast
Mostly Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Thornton, AR in one place.
Mostly sunny, with a high near 78. South wind 0 to 5 mph.
Local Weather Overview
This forecast page for Thornton, 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: Apr 19, 2026 3:09 PM CDT.
The active forecast window currently covers Apr 22 to Apr 25, 2026 for Thornton, AR.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Apr 22 to Apr 25, 2026
- Latest sync
- Apr 19, 2026 3:09 PM CDT
- Forecast office
- LZK
- Source
- NOAA / NWS
Daily Outlook
This Week in Thornton
Thursday looks like the warmest upcoming period in Thornton at 80 degrees F.
Saturday Night is the coolest period ahead with temperatures near 55 degrees F.
The strongest winds are forecast for Wednesday at about 0 to 5 mph S.
Precipitation is mentioned in 6 upcoming forecast periods.
Forecast Details
- Last updated
- Apr 19, 2026 3:09 PM CDT
- Coverage
- 4 days
- Time zone
- America/Chicago
- Forecast office
- LZK
- Radar station
- KLZK
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Mostly clear, with a low around 56. South southeast wind around 0 mph.
A slight chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 80. South wind 0 to 5 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
A chance of showers and thunderstorms. Mostly cloudy, with a low around 63. Chance of precipitation is 30%.
A chance of showers and thunderstorms before 7am, then showers and thunderstorms likely. Mostly cloudy, with a high near 80. Chance of precipitation is 60%.
Showers and thunderstorms likely. Mostly cloudy, with a low around 57. Chance of precipitation is 60%.
Showers and thunderstorms likely before 7am, then a chance of showers and thunderstorms. Partly sunny, with a high near 77. Chance of precipitation is 60%.
A chance of showers and thunderstorms before 7pm, then a chance of showers and thunderstorms. Partly cloudy, with a low around 55.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Wednesday
Apr 22
|
Mostly Sunny
|
78°F |
0 to 5 mph
S
|
|
Wednesday Night
Apr 22
|
Mostly Clear
|
56°F |
0 mph
|
|
Thursday
Apr 23
|
Mostly Sunny then Slight Chance Showers And Thunderstorms
|
80°F |
0 to 5 mph
S
|
|
Thursday Night
Apr 23
|
Chance Showers And Thunderstorms
|
63°F |
5 mph
S
|
|
Friday
Apr 24
|
Chance Showers And Thunderstorms then Showers And Thunderstorms Likely
|
80°F |
5 mph
SSW
|
|
Friday Night
Apr 24
|
Showers And Thunderstorms Likely
|
57°F |
0 to 5 mph
SW
|
|
Saturday
Apr 25
|
Showers And Thunderstorms Likely then Chance Showers And Thunderstorms
|
77°F |
5 mph
N
|
|
Saturday Night
Apr 25
|
Chance Showers And Thunderstorms
|
55°F |
0 to 5 mph
ENE
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Thornton.