Grantsville, MO Weather Forecast
Local 7-day forecast
Showers And Thunderstorms
Track current conditions, temperature changes, wind, and the full daily outlook for Grantsville, MO in one place.
Showers and thunderstorms after 7am. Partly sunny, with a high near 81. South wind 12 to 22 mph, with gusts as high as 36 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Local Weather Overview
This forecast page for Grantsville, 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: Apr 15, 2026 5:47 PM CDT.
The active forecast window currently covers Apr 17 to Apr 21, 2026 for Grantsville, MO.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Apr 17 to Apr 21, 2026
- Latest sync
- Apr 15, 2026 5:47 PM CDT
- Forecast office
- EAX
- Source
- NOAA / NWS
Daily Outlook
This Week in Grantsville
Friday looks like the warmest upcoming period in Grantsville at 81 degrees F.
Saturday Night is the coolest period ahead with temperatures near 35 degrees F.
The strongest winds are forecast for Friday at about 12 to 22 mph S.
Precipitation is mentioned in 3 upcoming forecast periods.
Forecast Details
- Last updated
- Apr 15, 2026 5:47 PM CDT
- Coverage
- 5 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 sourceExtended Forecast
Showers and thunderstorms before 7pm, then showers and thunderstorms. Mostly cloudy, with a low around 39. Chance of precipitation is 80%. New rainfall amounts between 1 and 2 inches possible.
Rain showers likely before 1pm. Sunny, with a high near 53. Chance of precipitation is 60%.
Mostly clear, with a low around 35.
Sunny, with a high near 63.
Clear, with a low around 41.
Sunny, with a high near 71.
Mostly clear, with a low around 50.
Sunny, with a high near 72.
Mostly clear, with a low around 53.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Friday
Apr 17
|
Showers And Thunderstorms
|
81°F |
12 to 22 mph
S
|
|
Friday Night
Apr 17
|
Showers And Thunderstorms
|
39°F |
15 to 18 mph
W
|
|
Saturday
Apr 18
|
Rain Showers Likely
|
53°F |
15 to 18 mph
NW
|
|
Saturday Night
Apr 18
|
Mostly Clear
|
35°F |
6 to 15 mph
WNW
|
|
Sunday
Apr 19
|
Sunny
|
63°F |
6 to 12 mph
WNW
|
|
Sunday Night
Apr 19
|
Clear
|
41°F |
8 mph
E
|
|
Monday
Apr 20
|
Sunny
|
71°F |
8 to 17 mph
S
|
|
Monday Night
Apr 20
|
Mostly Clear
|
50°F |
15 mph
SSW
|
|
Tuesday
Apr 21
|
Sunny
|
72°F |
12 to 16 mph
SW
|
|
Tuesday Night
Apr 21
|
Mostly Clear
|
53°F |
10 to 14 mph
SSW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Grantsville.