Ark, MO Weather Forecast
Local 7-day forecast
Sunny then Slight Chance Showers And Thunderstorms
Track current conditions, temperature changes, wind, and the full daily outlook for Ark, MO in one place.
A slight chance of showers and thunderstorms after 4pm. Sunny, with a high near 97. Heat index values as high as 104. South wind 3 to 7 mph.
Local Weather Overview
This forecast page for Ark, MO 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: Sep 14, 2026 3:50 AM CDT.
The active forecast window currently covers Sep 15 to Sep 20, 2026 for Ark, MO.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Sep 15 to Sep 20, 2026
- Latest sync
- Sep 14, 2026 3:50 AM CDT
- Forecast office
- SGF
- Source
- NOAA / NWS
Daily Outlook
This Week in Ark
Tuesday looks like the warmest upcoming period in Ark at 97 degrees F.
Saturday Night is the coolest period ahead with temperatures near 65 degrees F.
The strongest winds are forecast for Tuesday at about 3 to 7 mph S.
Precipitation is mentioned in 10 upcoming forecast periods.
Forecast Details
- Last updated
- Sep 14, 2026 3:50 AM CDT
- Coverage
- 6 days
- Time zone
- America/Chicago
- Forecast office
- SGF
- Radar station
- KLSX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
A chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 69. Southeast wind 1 to 5 mph. Chance of precipitation is 30%.
A slight chance of rain showers between 1pm and 4pm, then a slight chance of showers and thunderstorms. Sunny, with a high near 95.
A slight chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 70.
A slight chance of showers and thunderstorms after 1pm. Sunny, with a high near 94.
A slight chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 68.
A slight chance of rain showers after 1pm. Sunny, with a high near 93.
A slight chance of rain showers before 7pm. Partly cloudy, with a low around 67.
Sunny, with a high near 91.
A slight chance of rain showers after 1am. Partly cloudy, with a low around 65.
A slight chance of rain showers before 7am, then a chance of showers and thunderstorms. Mostly sunny, with a high near 86.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Tuesday
Sep 15
|
Sunny then Slight Chance Showers And Thunderstorms
|
97°F |
3 to 7 mph
S
|
|
Tuesday Night
Sep 15
|
Chance Showers And Thunderstorms then Partly Cloudy
|
69°F |
1 to 5 mph
SE
|
|
Wednesday
Sep 16
|
Sunny then Slight Chance Showers And Thunderstorms
|
95°F |
1 to 6 mph
S
|
|
Wednesday Night
Sep 16
|
Slight Chance Showers And Thunderstorms then Mostly Clear
|
70°F |
3 mph
S
|
|
Thursday
Sep 17
|
Sunny then Slight Chance Showers And Thunderstorms
|
94°F |
5 mph
SW
|
|
Thursday Night
Sep 17
|
Slight Chance Showers And Thunderstorms then Partly Cloudy
|
68°F |
2 mph
S
|
|
Friday
Sep 18
|
Sunny then Slight Chance Rain Showers
|
93°F |
1 to 5 mph
S
|
|
Friday Night
Sep 18
|
Slight Chance Rain Showers then Partly Cloudy
|
67°F |
2 mph
S
|
|
Saturday
Sep 19
|
Sunny
|
91°F |
6 mph
SW
|
|
Saturday Night
Sep 19
|
Partly Cloudy then Slight Chance Rain Showers
|
65°F |
3 mph
S
|
|
Sunday
Sep 20
|
Chance Showers And Thunderstorms
|
86°F |
6 mph
S
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Ark.