Mountainburg, AR Weather Forecast
Local 7-day forecast
Chance Showers And Thunderstorms
Track current conditions, temperature changes, wind, and the full daily outlook for Mountainburg, AR in one place.
A chance of showers and thunderstorms before 4am, then showers and thunderstorms likely. Mostly cloudy, with a low around 65. Southeast wind 5 to 10 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Local Weather Overview
This forecast page for Mountainburg, 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 14, 2026 8:23 PM CDT.
The active forecast window currently covers Apr 14 to Apr 21, 2026 for Mountainburg, AR.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Apr 14 to Apr 21, 2026
- Latest sync
- Apr 14, 2026 8:23 PM CDT
- Forecast office
- TSA
- Source
- NOAA / NWS
Daily Outlook
This Week in Mountainburg
Friday looks like the warmest upcoming period in Mountainburg at 82 degrees F.
Saturday Night is the coolest period ahead with temperatures near 42 degrees F.
The strongest winds are forecast for Wednesday at about 10 to 15 mph S.
Precipitation is mentioned in 9 upcoming forecast periods.
Forecast Details
- Last updated
- Apr 14, 2026 8:23 PM CDT
- Coverage
- 8 days
- Time zone
- America/Chicago
- Forecast office
- TSA
- Radar station
- KSRX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Showers and thunderstorms likely before 1pm, then a chance of showers and thunderstorms between 1pm and 4pm, then showers and thunderstorms likely. Cloudy, with a high near 76. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Showers and thunderstorms. Mostly cloudy, with a low around 62. South wind 5 to 10 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.
Showers and thunderstorms before 7am, then a slight chance of showers and thunderstorms between 7am and 1pm. Mostly sunny, with a high near 81. South wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.
Partly cloudy, with a low around 65. South wind around 5 mph.
A slight chance of showers and thunderstorms after 7am. Mostly sunny, with a high near 82. South wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
A slight chance of showers and thunderstorms before 7pm, then a chance of showers and thunderstorms between 7pm and 1am, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 55. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 40%.
A chance of showers and thunderstorms. Partly sunny, with a high near 65. West wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 40%.
A chance of rain showers before 7pm. Partly cloudy, with a low around 42. North wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 40%.
Sunny, with a high near 69. Northwest wind 5 to 10 mph.
Mostly clear, with a low around 45. Northeast wind 0 to 5 mph.
Mostly sunny, with a high near 71. Southeast wind 5 to 10 mph.
Partly cloudy, with a low around 49. Southeast wind around 5 mph.
A slight chance of showers and thunderstorms between 7am and 1pm. Mostly sunny, with a high near 73. Southeast wind 5 to 10 mph, with gusts as high as 25 mph.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Tonight
Apr 14
|
Chance Showers And Thunderstorms
|
65°F |
5 to 10 mph
SE
|
|
Wednesday
Apr 15
|
Showers And Thunderstorms Likely
|
76°F |
10 to 15 mph
S
|
|
Wednesday Night
Apr 15
|
Showers And Thunderstorms
|
62°F |
5 to 10 mph
S
|
|
Thursday
Apr 16
|
Showers And Thunderstorms then Slight Chance Showers And Thunderstorms
|
81°F |
5 to 10 mph
S
|
|
Thursday Night
Apr 16
|
Partly Cloudy
|
65°F |
5 mph
S
|
|
Friday
Apr 17
|
Slight Chance Showers And Thunderstorms
|
82°F |
5 to 15 mph
S
|
|
Friday Night
Apr 17
|
Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms
|
55°F |
10 to 15 mph
S
|
|
Saturday
Apr 18
|
Chance Showers And Thunderstorms
|
65°F |
10 to 15 mph
W
|
|
Saturday Night
Apr 18
|
Chance Rain Showers then Partly Cloudy
|
42°F |
5 to 15 mph
N
|
|
Sunday
Apr 19
|
Sunny
|
69°F |
5 to 10 mph
NW
|
|
Sunday Night
Apr 19
|
Mostly Clear
|
45°F |
0 to 5 mph
NE
|
|
Monday
Apr 20
|
Mostly Sunny
|
71°F |
5 to 10 mph
SE
|
|
Monday Night
Apr 20
|
Partly Cloudy
|
49°F |
5 mph
SE
|
|
Tuesday
Apr 21
|
Slight Chance Showers And Thunderstorms
|
73°F |
5 to 10 mph
SE
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Mountainburg.