Mehlville, MO Weather Forecast
Local 7-day forecast
Partly Cloudy then Chance Showers And Thunderstorms
Track current conditions, temperature changes, wind, and the full daily outlook for Mehlville, MO in one place.
A chance of showers and thunderstorms between 1am and 4am, then showers and thunderstorms likely. Partly cloudy, with a low around 72. Southwest wind around 6 mph. Chance of precipitation is 70%.
Local Weather Overview
This forecast page for Mehlville, 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: Oct 13, 2026 9:45 PM CDT.
The active forecast window currently covers Oct 13 to Oct 20, 2026 for Mehlville, MO.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Oct 13 to Oct 20, 2026
- Latest sync
- Oct 13, 2026 9:45 PM CDT
- Forecast office
- LSX
- Source
- NOAA / NWS
Daily Outlook
This Week in Mehlville
Thursday looks like the warmest upcoming period in Mehlville at 83 degrees F.
Friday Night is the coolest period ahead with temperatures near 39 degrees F.
The strongest winds are forecast for Friday at about 17 mph NW.
Precipitation is mentioned in 6 upcoming forecast periods.
Forecast Details
- Last updated
- Oct 13, 2026 9:45 PM CDT
- Coverage
- 7 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 sourceExtended Forecast
Showers and thunderstorms before 9am, then patchy fog and showers and thunderstorms between 9am and 1pm, then patchy fog and a chance of showers and thunderstorms. Cloudy, with a high near 78. Northwest wind around 5 mph. Chance of precipitation is 90%.
A chance of showers and thunderstorms before 1am, then showers and thunderstorms likely. Mostly cloudy, with a low around 68. Northeast wind around 6 mph. Chance of precipitation is 70%.
Showers and thunderstorms. Mostly cloudy, with a high near 83. South wind 3 to 7 mph. Chance of precipitation is 90%.
Showers and thunderstorms likely before 7pm, then a chance of showers and thunderstorms between 7pm and 10pm, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 50. West wind 7 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 60%.
A slight chance of rain showers before 7am. Mostly sunny, with a high near 60. Chance of precipitation is 20%.
Mostly clear, with a low around 39.
Sunny, with a high near 62.
Clear, with a low around 39.
Sunny, with a high near 70.
Partly cloudy, with a low around 47.
Mostly sunny, with a high near 73.
Partly cloudy, with a low around 51.
Mostly sunny, with a high near 79.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Tonight
Oct 13
|
Partly Cloudy then Chance Showers And Thunderstorms
|
72°F |
6 mph
SW
|
|
Wednesday
Oct 14
|
Showers And Thunderstorms
|
78°F |
5 mph
NW
|
|
Wednesday Night
Oct 14
|
Chance Showers And Thunderstorms
|
68°F |
6 mph
NE
|
|
Thursday
Oct 15
|
Showers And Thunderstorms
|
83°F |
3 to 7 mph
S
|
|
Thursday Night
Oct 15
|
Showers And Thunderstorms Likely
|
50°F |
7 to 14 mph
W
|
|
Friday
Oct 16
|
Slight Chance Rain Showers then Mostly Sunny
|
60°F |
17 mph
NW
|
|
Friday Night
Oct 16
|
Mostly Clear
|
39°F |
3 to 13 mph
N
|
|
Saturday
Oct 17
|
Sunny
|
62°F |
2 mph
NE
|
|
Saturday Night
Oct 17
|
Clear
|
39°F |
2 mph
SE
|
|
Sunday
Oct 18
|
Sunny
|
70°F |
2 to 6 mph
S
|
|
Sunday Night
Oct 18
|
Partly Cloudy
|
47°F |
5 mph
S
|
|
Monday
Oct 19
|
Mostly Sunny
|
73°F |
3 mph
S
|
|
Monday Night
Oct 19
|
Partly Cloudy
|
51°F |
3 mph
SE
|
|
Tuesday
Oct 20
|
Mostly Sunny
|
79°F |
1 to 5 mph
SE
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Mehlville.