Napoleon, MO Weather Forecast

Local 7-day forecast

85°
F

Sunny then Slight Chance Showers And Thunderstorms

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

Tuesday, May 12, 2026
Wind: 10 to 17 mph SW
Tuesday

A slight chance of showers and thunderstorms after 4pm. Sunny, with a high near 85. Southwest wind 10 to 17 mph, with gusts as high as 29 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.

Local 7-day forecast

Local Weather Overview

This forecast page for Napoleon, 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: May 12, 2026 12:11 AM CDT.

The active forecast window currently covers May 12 to May 18, 2026 for Napoleon, MO.

Page Snapshot

Page focus
city weather
Forecast window
May 12 to May 18, 2026
Latest sync
May 12, 2026 12:11 AM CDT
Forecast office
EAX
Source
NOAA / NWS
Next High
85°F
Tuesday
Next Low
54°F
Tuesday Night
Rain Outlook
10
Periods mentioning precipitation
Windiest
10 to 17 mph
Tuesday

Daily Outlook

Today
May 12
Sunny then Slight Chance Showers And Thunderstorms
85 °F
/ 54°F
Wind 10 to 17 mph
Wed
May 13
Sunny
80 °F
/ 50°F
Wind 3 to 7 mph
Thu
May 14
Mostly Sunny
81 °F
/ 63°F
Wind 5 to 15 mph
Fri
May 15
Chance Showers And Thunderstorms
91 °F
/ 64°F
Wind 9 to 14 mph
Sat
May 16
Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms
89 °F
/ 66°F
Wind 3 to 10 mph
Sun
May 17
Chance Showers And Thunderstorms
89 °F
/ 68°F
Wind 8 to 17 mph
Mon
May 18
Chance Showers And Thunderstorms
84 °F
Wind 8 to 14 mph

This Week in Napoleon

Friday looks like the warmest upcoming period in Napoleon at 91 degrees F.

Wednesday Night is the coolest period ahead with temperatures near 50 degrees F.

The strongest winds are forecast for Tuesday at about 10 to 17 mph SW.

Precipitation is mentioned in 10 upcoming forecast periods.

Forecast Details

Last updated
May 12, 2026 12:11 AM CDT
Coverage
7 days
Time zone
America/Chicago
Forecast office
EAX
Radar station
KEAX

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

Open NOAA source

Extended Forecast

Tuesday Night
May 12
54°F
Slight Chance Showers And Thunderstorms then Partly Cloudy
3 to 10 mph NW

A slight chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 54. Northwest wind 3 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.

Wednesday
May 13
80°F
Sunny
3 to 7 mph NNW

Sunny, with a high near 80. North northwest wind 3 to 7 mph.

Wednesday Night
May 13
50°F
Mostly Clear
5 mph ENE

Mostly clear, with a low around 50. East northeast wind around 5 mph.

Thursday
May 14
81°F
Mostly Sunny
5 to 15 mph SE

Mostly sunny, with a high near 81.

Thursday Night
May 14
63°F
Mostly Cloudy then Chance Showers And Thunderstorms
14 mph SSE

A chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 63. Chance of precipitation is 40%.

Friday
May 15
91°F
Chance Showers And Thunderstorms
9 to 14 mph SSW

A chance of showers and thunderstorms. Partly sunny, with a high near 91. Chance of precipitation is 40%.

Friday Night
May 15
64°F
Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms
2 to 8 mph SW

A slight chance of showers and thunderstorms before 7pm, then a chance of showers and thunderstorms between 7pm and 1am, then a slight chance of showers and thunderstorms. Mostly clear, with a low around 64. Chance of precipitation is 30%.

Saturday
May 16
89°F
Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms
3 to 10 mph S

A slight chance of showers and thunderstorms before 7am, then a chance of showers and thunderstorms. Mostly sunny, with a high near 89. Chance of precipitation is 30%.

Saturday Night
May 16
66°F
Chance Showers And Thunderstorms
9 mph S

A chance of showers and thunderstorms before 1am, then a slight chance of showers and thunderstorms. Partly cloudy, with a low around 66. Chance of precipitation is 40%.

Sunday
May 17
89°F
Chance Showers And Thunderstorms
8 to 17 mph S

A chance of showers and thunderstorms. Mostly sunny, with a high near 89. Chance of precipitation is 30%.

Sunday Night
May 17
68°F
Chance Showers And Thunderstorms
8 to 14 mph S

A chance of showers and thunderstorms before 1am, then a chance of showers and thunderstorms. Partly cloudy, with a low around 68. Chance of precipitation is 50%.

Monday
May 18
84°F
Chance Showers And Thunderstorms
8 to 14 mph WSW

A chance of showers and thunderstorms before 1pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 84.

Detailed Forecast

Period Conditions Temp Wind
Tuesday
May 12
Sunny then Slight Chance Showers And Thunderstorms
85°F
10 to 17 mph
SW
Tuesday Night
May 12
Slight Chance Showers And Thunderstorms then Partly Cloudy
54°F
3 to 10 mph
NW
Wednesday
May 13
Sunny
80°F
3 to 7 mph
NNW
Wednesday Night
May 13
Mostly Clear
50°F
5 mph
ENE
Thursday
May 14
Mostly Sunny
81°F
5 to 15 mph
SE
Thursday Night
May 14
Mostly Cloudy then Chance Showers And Thunderstorms
63°F
14 mph
SSE
Friday
May 15
Chance Showers And Thunderstorms
91°F
9 to 14 mph
SSW
Friday Night
May 15
Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms
64°F
2 to 8 mph
SW
Saturday
May 16
Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms
89°F
3 to 10 mph
S
Saturday Night
May 16
Chance Showers And Thunderstorms
66°F
9 mph
S
Sunday
May 17
Chance Showers And Thunderstorms
89°F
8 to 17 mph
S
Sunday Night
May 17
Chance Showers And Thunderstorms
68°F
8 to 14 mph
S
Monday
May 18
Chance Showers And Thunderstorms
84°F
8 to 14 mph
WSW
Weather data provided by the National Weather Service (NOAA). Forecast pages update automatically as new periods are synced for each supported U.S. location.