Aptus, MO Weather Forecast

Local 7-day forecast

98°
F

Sunny then Chance Showers And Thunderstorms

Track current conditions, temperature changes, wind, and the full daily outlook for Aptus, MO in one place.

Tuesday, September 15, 2026
Wind: 6 mph SW
Tuesday

A slight chance of rain showers between 1pm and 2pm, then a chance of showers and thunderstorms. Sunny. High near 98, with temperatures falling to around 92 in the afternoon. Heat index values as high as 109. Southwest wind around 6 mph. Chance of precipitation is 30%.

Local 7-day forecast

Local Weather Overview

This forecast page for Aptus, 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 3:48 AM CDT.

The active forecast window currently covers Sep 15 to Sep 20, 2026 for Aptus, MO.

Page Snapshot

Page focus
city weather
Forecast window
Sep 15 to Sep 20, 2026
Latest sync
Sep 14, 2026 3:48 AM CDT
Forecast office
LSX
Source
NOAA / NWS
Next High
98°F
Tuesday
Next Low
69°F
Tuesday Night
Rain Outlook
7
Periods mentioning precipitation
Windiest
6 mph
Tuesday

Daily Outlook

Today
Sep 15
Sunny then Chance Showers And Thunderstorms
98 °F
/ 69°F
Wind 6 mph
Wed
Sep 16
Sunny then Slight Chance Showers And Thunderstorms
96 °F
/ 70°F
Wind 0 to 5 mph
Thu
Sep 17
Sunny
95 °F
/ 69°F
Wind 3 mph
Fri
Sep 18
Sunny then Slight Chance Showers And Thunderstorms
93 °F
/ 67°F
Wind 3 mph
Sat
Sep 19
Sunny
92 °F
/ 66°F
Wind 2 to 6 mph
Sun
Sep 20
Mostly Sunny then Chance Showers And Thunderstorms
87 °F
Wind 5 mph

This Week in Aptus

Tuesday looks like the warmest upcoming period in Aptus at 98 degrees F.

Saturday Night is the coolest period ahead with temperatures near 66 degrees F.

The strongest winds are forecast for Tuesday at about 6 mph SW.

Precipitation is mentioned in 7 upcoming forecast periods.

Forecast Details

Last updated
Sep 14, 2026 3:48 AM CDT
Coverage
6 days
Time zone
America/Chicago
Forecast office
LSX
Radar station
KLSX

Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.

Open NOAA source

Extended Forecast

Tuesday Night
Sep 15
69°F
Chance Showers And Thunderstorms
2 mph SE

A chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 69. Southeast wind around 2 mph. Chance of precipitation is 40%.

Wednesday
Sep 16
96°F
Sunny then Slight Chance Showers And Thunderstorms
0 to 5 mph S

A slight chance of rain showers between 1pm and 4pm, then a slight chance of showers and thunderstorms. Sunny, with a high near 96. Chance of precipitation is 20%.

Wednesday Night
Sep 16
70°F
Slight Chance Showers And Thunderstorms then Mostly Clear
2 mph S

A slight chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 70. Chance of precipitation is 20%.

Thursday
Sep 17
95°F
Sunny
3 mph W

Sunny, with a high near 95.

Thursday Night
Sep 17
69°F
Partly Cloudy
1 mph E

Partly cloudy, with a low around 69.

Friday
Sep 18
93°F
Sunny then Slight Chance Showers And Thunderstorms
3 mph S

A slight chance of showers and thunderstorms after 1pm. Sunny, with a high near 93. Chance of precipitation is 20%.

Friday Night
Sep 18
67°F
Slight Chance Showers And Thunderstorms then Partly Cloudy
2 mph S

A slight chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 67. Chance of precipitation is 20%.

Saturday
Sep 19
92°F
Sunny
2 to 6 mph SW

Sunny, with a high near 92.

Saturday Night
Sep 19
66°F
Partly Cloudy
3 mph SW

Partly cloudy, with a low around 66.

Sunday
Sep 20
87°F
Mostly Sunny then Chance Showers And Thunderstorms
5 mph S

A chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 87. Chance of precipitation is 30%.

Detailed Forecast

Period Conditions Temp Wind
Tuesday
Sep 15
Sunny then Chance Showers And Thunderstorms
98°F
6 mph
SW
Tuesday Night
Sep 15
Chance Showers And Thunderstorms
69°F
2 mph
SE
Wednesday
Sep 16
Sunny then Slight Chance Showers And Thunderstorms
96°F
0 to 5 mph
S
Wednesday Night
Sep 16
Slight Chance Showers And Thunderstorms then Mostly Clear
70°F
2 mph
S
Thursday
Sep 17
Sunny
95°F
3 mph
W
Thursday Night
Sep 17
Partly Cloudy
69°F
1 mph
E
Friday
Sep 18
Sunny then Slight Chance Showers And Thunderstorms
93°F
3 mph
S
Friday Night
Sep 18
Slight Chance Showers And Thunderstorms then Partly Cloudy
67°F
2 mph
S
Saturday
Sep 19
Sunny
92°F
2 to 6 mph
SW
Saturday Night
Sep 19
Partly Cloudy
66°F
3 mph
SW
Sunday
Sep 20
Mostly Sunny then Chance Showers And Thunderstorms
87°F
5 mph
S
Weather data provided by the National Weather Service (NOAA). Forecast pages update automatically as new periods are synced for each supported U.S. location.