De Kalb, MO Weather Forecast
Local 7-day forecast
Chance Showers And Thunderstorms
Track current conditions, temperature changes, wind, and the full daily outlook for De Kalb, MO in one place.
A chance of showers and thunderstorms before 3am, then showers and thunderstorms. Some of the storms could produce heavy rain. Mostly cloudy, with a low around 66. Southeast wind around 7 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Local Weather Overview
This forecast page for De Kalb, 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: Jul 24, 2026 3:17 AM CDT.
The active forecast window currently covers Jul 24 to Jul 30, 2026 for De Kalb, MO.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jul 24 to Jul 30, 2026
- Latest sync
- Jul 24, 2026 3:17 AM CDT
- Forecast office
- EAX
- Source
- NOAA / NWS
Daily Outlook
This Week in De Kalb
Monday looks like the warmest upcoming period in De Kalb at 97 degrees F.
Overnight is the coolest period ahead with temperatures near 66 degrees F.
The strongest winds are forecast for Sunday Night at about 10 mph S.
Precipitation is mentioned in 3 upcoming forecast periods.
Forecast Details
- Last updated
- Jul 24, 2026 3:17 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
Showers and thunderstorms. Some of the storms could produce heavy rain. Mostly cloudy, with a high near 77. Southeast wind around 9 mph, with gusts as high as 18 mph. Chance of precipitation is 80%. New rainfall amounts between 1 and 2 inches possible.
A slight chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 70. Southeast wind 3 to 7 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
Mostly sunny, with a high near 92. Heat index values as high as 102. South southwest wind around 6 mph.
Partly cloudy, with a low around 73. South southeast wind around 6 mph.
Sunny, with a high near 95.
Mostly clear, with a low around 77.
Sunny, with a high near 97.
Mostly clear, with a low around 75.
Mostly sunny, with a high near 93.
Partly cloudy, with a low around 73.
Mostly sunny, with a high near 91.
Partly cloudy, with a low around 73.
Mostly sunny, with a high near 91.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Overnight
Jul 24
|
Chance Showers And Thunderstorms
|
66°F |
7 mph
SE
|
|
Friday
Jul 24
|
Showers And Thunderstorms
|
77°F |
9 mph
SE
|
|
Friday Night
Jul 24
|
Slight Chance Showers And Thunderstorms
|
70°F |
3 to 7 mph
SE
|
|
Saturday
Jul 25
|
Mostly Sunny
|
92°F |
6 mph
SSW
|
|
Saturday Night
Jul 25
|
Partly Cloudy
|
73°F |
6 mph
SSE
|
|
Sunday
Jul 26
|
Sunny
|
95°F |
5 to 9 mph
S
|
|
Sunday Night
Jul 26
|
Mostly Clear
|
77°F |
10 mph
S
|
|
Monday
Jul 27
|
Sunny
|
97°F |
9 mph
SSW
|
|
Monday Night
Jul 27
|
Mostly Clear
|
75°F |
6 mph
S
|
|
Tuesday
Jul 28
|
Mostly Sunny
|
93°F |
7 mph
ESE
|
|
Tuesday Night
Jul 28
|
Partly Cloudy
|
73°F |
6 mph
E
|
|
Wednesday
Jul 29
|
Mostly Sunny
|
91°F |
5 to 8 mph
ESE
|
|
Wednesday Night
Jul 29
|
Partly Cloudy
|
73°F |
7 mph
ESE
|
|
Thursday
Jul 30
|
Mostly Sunny
|
91°F |
8 mph
SE
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around De Kalb.