Harrisburg, MO Weather Forecast
Local 7-day forecast
Showers And Thunderstorms
Track current conditions, temperature changes, wind, and the full daily outlook for Harrisburg, MO in one place.
Showers and thunderstorms. Cloudy, with a high near 77. Southeast wind 5 to 10 mph. Chance of precipitation is 100%.
Local Weather Overview
This forecast page for Harrisburg, 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 14, 2026 2:03 PM CDT.
The active forecast window currently covers Oct 15 to Oct 20, 2026 for Harrisburg, MO.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Oct 15 to Oct 20, 2026
- Latest sync
- Oct 14, 2026 2:03 PM CDT
- Forecast office
- LSX
- Source
- NOAA / NWS
Daily Outlook
This Week in Harrisburg
Tuesday looks like the warmest upcoming period in Harrisburg at 78 degrees F.
Friday Night is the coolest period ahead with temperatures near 38 degrees F.
The strongest winds are forecast for Friday at about 15 to 18 mph NW.
Precipitation is mentioned in 2 upcoming forecast periods.
Forecast Details
- Last updated
- Oct 14, 2026 2:03 PM CDT
- Coverage
- 6 days
- Time zone
- America/Chicago
- Forecast office
- LSX
- Radar station
- KEAX
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 11pm. Mostly cloudy. Low around 46, with temperatures rising to around 50 overnight. Northwest wind 12 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.
Partly sunny, with a high near 54. Northwest wind 15 to 18 mph, with gusts as high as 31 mph.
Partly cloudy, with a low around 38.
Sunny, with a high near 60.
Clear, with a low around 40.
Sunny, with a high near 69.
Partly cloudy, with a low around 47.
Partly sunny, with a high near 72.
Partly cloudy, with a low around 50.
Sunny, with a high near 78.
Mostly clear, with a low around 55.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Thursday
Oct 15
|
Showers And Thunderstorms
|
77°F |
5 to 10 mph
SE
|
|
Thursday Night
Oct 15
|
Chance Showers And Thunderstorms then Mostly Cloudy
|
46°F |
12 to 16 mph
NW
|
|
Friday
Oct 16
|
Partly Sunny
|
54°F |
15 to 18 mph
NW
|
|
Friday Night
Oct 16
|
Partly Cloudy
|
38°F |
3 to 14 mph
N
|
|
Saturday
Oct 17
|
Sunny
|
60°F |
2 mph
NE
|
|
Saturday Night
Oct 17
|
Clear
|
40°F |
0 to 6 mph
S
|
|
Sunday
Oct 18
|
Sunny
|
69°F |
6 to 9 mph
S
|
|
Sunday Night
Oct 18
|
Partly Cloudy
|
47°F |
6 mph
S
|
|
Monday
Oct 19
|
Partly Sunny
|
72°F |
6 mph
S
|
|
Monday Night
Oct 19
|
Partly Cloudy
|
50°F |
2 mph
SE
|
|
Tuesday
Oct 20
|
Sunny
|
78°F |
5 mph
SE
|
|
Tuesday Night
Oct 20
|
Mostly Clear
|
55°F |
5 mph
SE
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Harrisburg.