Osa, MO Weather Forecast
Local 7-day forecast
Mostly Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Osa, MO in one place.
Mostly sunny. High near 88, with temperatures falling to around 86 in the afternoon. Heat index values as high as 95. Southwest wind 8 to 14 mph, with gusts as high as 22 mph. New rainfall amounts less than a tenth of an inch possible.
Local Weather Overview
This forecast page for Osa, 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 9, 2026 8:01 AM CDT.
The active forecast window currently covers Jun 9 to Jun 15, 2026 for Osa, MO.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jun 9 to Jun 15, 2026
- Latest sync
- Jun 9, 2026 8:01 AM CDT
- Forecast office
- SGF
- Source
- NOAA / NWS
Daily Outlook
This Week in Osa
Today looks like the warmest upcoming period in Osa at 88 degrees F.
Monday Night is the coolest period ahead with temperatures near 60 degrees F.
The strongest winds are forecast for Thursday at about 13 to 17 mph S.
Precipitation is mentioned in 11 upcoming forecast periods.
Forecast Details
- Last updated
- Jun 9, 2026 8:01 AM CDT
- Coverage
- 7 days
- Time zone
- America/Chicago
- Forecast office
- SGF
- Radar station
- KSGF
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 71. Heat index values as high as 92. South wind around 10 mph, with gusts as high as 22 mph.
Sunny, with a high near 87. Heat index values as high as 94. Southwest wind 10 to 16 mph, with gusts as high as 26 mph.
Mostly clear, with a low around 73. Heat index values as high as 93. South wind 9 to 14 mph, with gusts as high as 24 mph.
A slight chance of showers and thunderstorms after 1pm. Sunny, with a high near 88. South wind 13 to 17 mph, with gusts as high as 28 mph. New rainfall amounts less than a tenth of an inch possible.
A slight chance of showers and thunderstorms before 7pm, then showers and thunderstorms. Mostly cloudy, with a low around 66. Chance of precipitation is 80%.
Showers and thunderstorms likely before 7am, then a slight chance of showers and thunderstorms between 7am and 1pm. Mostly sunny, with a high near 81.
A chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 64.
A chance of showers and thunderstorms. Partly sunny, with a high near 83.
A chance of showers and thunderstorms before 1am, then showers and thunderstorms likely. Mostly cloudy, with a low around 66.
Showers and thunderstorms likely before 1pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 79.
A chance of showers and thunderstorms before 7pm, then a chance of showers and thunderstorms between 7pm and 1am, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 62.
A chance of showers and thunderstorms. Mostly sunny, with a high near 77.
A chance of showers and thunderstorms. Partly cloudy, with a low around 60.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Today
Jun 9
|
Mostly Sunny
|
88°F |
8 to 14 mph
SW
|
|
Tonight
Jun 9
|
Mostly Clear
|
71°F |
10 mph
S
|
|
Wednesday
Jun 10
|
Sunny
|
87°F |
10 to 16 mph
SW
|
|
Wednesday Night
Jun 10
|
Mostly Clear
|
73°F |
9 to 14 mph
S
|
|
Thursday
Jun 11
|
Sunny then Slight Chance Showers And Thunderstorms
|
88°F |
13 to 17 mph
S
|
|
Thursday Night
Jun 11
|
Slight Chance Showers And Thunderstorms then Showers And Thunderstorms
|
66°F |
5 to 12 mph
W
|
|
Friday
Jun 12
|
Showers And Thunderstorms Likely then Slight Chance Showers And Thunderstorms
|
81°F |
5 mph
N
|
|
Friday Night
Jun 12
|
Partly Cloudy then Chance Showers And Thunderstorms
|
64°F |
5 mph
E
|
|
Saturday
Jun 13
|
Chance Showers And Thunderstorms
|
83°F |
5 to 8 mph
S
|
|
Saturday Night
Jun 13
|
Chance Showers And Thunderstorms
|
66°F |
7 mph
S
|
|
Sunday
Jun 14
|
Showers And Thunderstorms Likely
|
79°F |
5 to 8 mph
S
|
|
Sunday Night
Jun 14
|
Chance Showers And Thunderstorms
|
62°F |
7 mph
NE
|
|
Monday
Jun 15
|
Chance Showers And Thunderstorms
|
77°F |
5 to 8 mph
N
|
|
Monday Night
Jun 15
|
Chance Showers And Thunderstorms
|
60°F |
6 mph
NW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Osa.