Grundy County, MO Weather Forecast
County weather hub
Mostly Cloudy
Compare major city weather across Grundy County, scan the latest forecast snapshots, and jump into local 7-day outlook pages from one hub.
Mostly cloudy, with a low around 39. North northwest wind 12 to 15 mph, with gusts as high as 29 mph. New rainfall amounts less than a tenth of an inch possible.
County Weather Overview
This county weather page brings together forecast coverage for Grundy County so visitors can compare temperatures, wind, and conditions across the region without hopping between unrelated pages.
Current forecast coverage spans 1 of 1 mapped cities in Grundy County.
Page Snapshot
- Page focus
- county weather
- Forecast window
- Apr 18 to Apr 24, 2026
- Latest sync
- Apr 18, 2026 2:48 AM CDT
- Forecast office
- EAX
- Source
- NOAA / NWS
Daily Outlook
This Week in Grundy County
Wednesday looks like the warmest upcoming period in Grundy County at 80 degrees F.
Saturday Night is the coolest period ahead with temperatures near 36 degrees F.
The strongest winds are forecast for Thursday at about 10 to 18 mph S.
Precipitation is mentioned in 5 upcoming forecast periods.
Forecast Details
- Last updated
- Apr 18, 2026 2:48 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 sourceExtended Forecast
Sunny, with a high near 55. Northwest wind 10 to 15 mph, with gusts as high as 28 mph.
Areas of frost after 5am. Mostly clear, with a low around 36. West wind 3 to 10 mph, with gusts as high as 22 mph.
Areas of frost before 8am. Sunny, with a high near 65. West wind 5 to 10 mph, with gusts as high as 18 mph.
Mostly clear, with a low around 38. East northeast wind around 7 mph.
Sunny, with a high near 70.
Mostly clear, with a low around 53.
Mostly sunny, with a high near 78.
Mostly clear, with a low around 55.
Sunny, with a high near 80.
A slight chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 60.
A chance of showers and thunderstorms. Partly sunny, with a high near 79. Chance of precipitation is 40%.
A chance of showers and thunderstorms before 7pm, then showers and thunderstorms likely between 7pm and 1am, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 58. Chance of precipitation is 60%.
A chance of showers and thunderstorms before 7am, then a chance of showers and thunderstorms. Partly sunny, with a high near 71.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Overnight
Apr 18
|
Mostly Cloudy
|
39°F |
12 to 15 mph
NNW
|
|
Saturday
Apr 18
|
Sunny
|
55°F |
10 to 15 mph
NW
|
|
Saturday Night
Apr 18
|
Mostly Clear then Areas Of Frost
|
36°F |
3 to 10 mph
W
|
|
Sunday
Apr 19
|
Areas Of Frost then Sunny
|
65°F |
5 to 10 mph
W
|
|
Sunday Night
Apr 19
|
Mostly Clear
|
38°F |
7 mph
ENE
|
|
Monday
Apr 20
|
Sunny
|
70°F |
6 to 13 mph
SE
|
|
Monday Night
Apr 20
|
Mostly Clear
|
53°F |
12 mph
SSW
|
|
Tuesday
Apr 21
|
Mostly Sunny
|
78°F |
9 to 13 mph
SW
|
|
Tuesday Night
Apr 21
|
Mostly Clear
|
55°F |
7 to 12 mph
SSW
|
|
Wednesday
Apr 22
|
Sunny
|
80°F |
6 to 14 mph
S
|
|
Wednesday Night
Apr 22
|
Partly Cloudy then Slight Chance Showers And Thunderstorms
|
60°F |
9 to 14 mph
S
|
|
Thursday
Apr 23
|
Chance Showers And Thunderstorms
|
79°F |
10 to 18 mph
S
|
|
Thursday Night
Apr 23
|
Chance Showers And Thunderstorms then Showers And Thunderstorms Likely
|
58°F |
10 to 16 mph
S
|
|
Friday
Apr 24
|
Chance Showers And Thunderstorms
|
71°F |
9 to 15 mph
SW
|
Major City Forecasts
Live forecast snapshots for major cities across Grundy County.
Coverage
Forecast coverage currently spans 1 of 1 mapped cities in Grundy County.
Largest mapped city population in this region: 5,620.
