Lewistown, MO Weather Forecast
Local 7-day forecast
Slight Chance Showers And Thunderstorms then Mostly Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Lewistown, MO in one place.
A slight chance of showers and thunderstorms before 9am. Mostly sunny, with a high near 89. Heat index values as high as 103. Southwest wind 3 to 12 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.
Local Weather Overview
This forecast page for Lewistown, 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: Jun 8, 2026 7:17 PM CDT.
The active forecast window currently covers Jun 9 to Jun 14, 2026 for Lewistown, MO.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jun 9 to Jun 14, 2026
- Latest sync
- Jun 8, 2026 7:17 PM CDT
- Forecast office
- LSX
- Source
- NOAA / NWS
Daily Outlook
This Week in Lewistown
Wednesday looks like the warmest upcoming period in Lewistown at 90 degrees F.
Sunday Night is the coolest period ahead with temperatures near 61 degrees F.
The strongest winds are forecast for Wednesday at about 13 to 21 mph SW.
Precipitation is mentioned in 10 upcoming forecast periods.
Forecast Details
- Last updated
- Jun 8, 2026 7:17 PM 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 sourceExtended Forecast
Mostly clear, with a low around 72. Heat index values as high as 103. Southwest wind 8 to 13 mph, with gusts as high as 26 mph.
A chance of showers and thunderstorms after 1pm. Sunny, with a high near 90. Southwest wind 13 to 21 mph, with gusts as high as 35 mph. Chance of precipitation is 30%.
A chance of showers and thunderstorms before 7pm, then showers and thunderstorms likely. Partly cloudy, with a low around 70. Chance of precipitation is 70%.
A chance of showers and thunderstorms before 10am, then a chance of showers and thunderstorms between 10am and 1pm, then showers and thunderstorms. Mostly sunny, with a high near 87. Chance of precipitation is 80%.
Showers and thunderstorms before 7pm, then a chance of showers and thunderstorms between 7pm and 1am. Partly cloudy, with a low around 62. Chance of precipitation is 80%.
Sunny, with a high near 83.
A slight chance of rain showers after 1am. Mostly clear, with a low around 64. Chance of precipitation is 20%.
A slight chance of rain showers before 7am, then a slight chance of showers and thunderstorms. Sunny, with a high near 85. Chance of precipitation is 20%.
A chance of showers and thunderstorms. Partly cloudy, with a low around 63. Chance of precipitation is 50%.
A chance of showers and thunderstorms before 7am, then a chance of showers and thunderstorms between 7am and 1pm, then a slight chance of showers and thunderstorms. Mostly sunny, with a high near 79. Chance of precipitation is 40%.
A chance of showers and thunderstorms. Partly cloudy, with a low around 61. Chance of precipitation is 30%.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Tuesday
Jun 9
|
Slight Chance Showers And Thunderstorms then Mostly Sunny
|
89°F |
3 to 12 mph
SW
|
|
Tuesday Night
Jun 9
|
Mostly Clear
|
72°F |
8 to 13 mph
SW
|
|
Wednesday
Jun 10
|
Sunny then Chance Showers And Thunderstorms
|
90°F |
13 to 21 mph
SW
|
|
Wednesday Night
Jun 10
|
Chance Showers And Thunderstorms then Showers And Thunderstorms Likely
|
70°F |
8 to 18 mph
SW
|
|
Thursday
Jun 11
|
Chance Showers And Thunderstorms
|
87°F |
8 to 20 mph
SW
|
|
Thursday Night
Jun 11
|
Showers And Thunderstorms then Chance Showers And Thunderstorms
|
62°F |
5 to 14 mph
W
|
|
Friday
Jun 12
|
Sunny
|
83°F |
5 to 8 mph
W
|
|
Friday Night
Jun 12
|
Mostly Clear then Slight Chance Rain Showers
|
64°F |
5 mph
SW
|
|
Saturday
Jun 13
|
Slight Chance Showers And Thunderstorms
|
85°F |
5 to 9 mph
SW
|
|
Saturday Night
Jun 13
|
Chance Showers And Thunderstorms
|
63°F |
7 mph
NW
|
|
Sunday
Jun 14
|
Chance Showers And Thunderstorms
|
79°F |
6 to 12 mph
N
|
|
Sunday Night
Jun 14
|
Chance Showers And Thunderstorms
|
61°F |
5 to 9 mph
NE
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Lewistown.