Grand Port, MO Weather Forecast
Local 7-day forecast
Patchy Fog then Cloudy
Track current conditions, temperature changes, wind, and the full daily outlook for Grand Port, MO in one place.
Patchy fog and a slight chance of showers and thunderstorms before 11am. Cloudy, with a high near 73. Northeast wind 5 to 8 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
Local Weather Overview
This forecast page for Grand Port, 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: Sep 20, 2026 11:58 PM CDT.
The active forecast window currently covers Sep 21 to Sep 27, 2026 for Grand Port, MO.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Sep 21 to Sep 27, 2026
- Latest sync
- Sep 20, 2026 11:58 PM CDT
- Forecast office
- EAX
- Source
- NOAA / NWS
Daily Outlook
This Week in Grand Port
Sunday looks like the warmest upcoming period in Grand Port at 82 degrees F.
Tuesday Night is the coolest period ahead with temperatures near 49 degrees F.
The strongest winds are forecast for Tuesday at about 6 to 9 mph NE.
Precipitation is mentioned in 8 upcoming forecast periods.
Forecast Details
- Last updated
- Sep 20, 2026 11:58 PM 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
A slight chance of rain showers between 10pm and midnight. Cloudy, with a low around 56. Northeast wind 3 to 8 mph. Chance of precipitation is 20%.
Mostly cloudy, with a high near 69. Northeast wind 6 to 9 mph.
Partly cloudy, with a low around 49. Northeast wind 3 to 8 mph.
Sunny, with a high near 71.
Partly cloudy, with a low around 49.
Mostly sunny, with a high near 72.
A slight chance of rain showers after 1am. Mostly cloudy, with a low around 53.
A chance of rain showers. Mostly cloudy, with a high near 74. Chance of precipitation is 30%.
A chance of rain showers. Mostly cloudy, with a low around 57. Chance of precipitation is 30%.
A chance of rain showers. Mostly cloudy, with a high near 78. Chance of precipitation is 30%.
A chance of rain showers. Mostly cloudy, with a low around 59. Chance of precipitation is 30%.
A chance of rain showers before 1pm. Partly sunny, with a high near 82.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Monday
Sep 21
|
Patchy Fog then Cloudy
|
73°F |
5 to 8 mph
NE
|
|
Monday Night
Sep 21
|
Slight Chance Rain Showers then Cloudy
|
56°F |
3 to 8 mph
NE
|
|
Tuesday
Sep 22
|
Mostly Cloudy
|
69°F |
6 to 9 mph
NE
|
|
Tuesday Night
Sep 22
|
Partly Cloudy
|
49°F |
3 to 8 mph
NE
|
|
Wednesday
Sep 23
|
Sunny
|
71°F |
3 to 7 mph
NE
|
|
Wednesday Night
Sep 23
|
Partly Cloudy
|
49°F |
5 mph
ENE
|
|
Thursday
Sep 24
|
Mostly Sunny
|
72°F |
5 mph
E
|
|
Thursday Night
Sep 24
|
Mostly Cloudy then Slight Chance Rain Showers
|
53°F |
3 mph
ENE
|
|
Friday
Sep 25
|
Chance Rain Showers
|
74°F |
2 to 6 mph
E
|
|
Friday Night
Sep 25
|
Chance Rain Showers
|
57°F |
5 mph
E
|
|
Saturday
Sep 26
|
Chance Rain Showers
|
78°F |
7 mph
SE
|
|
Saturday Night
Sep 26
|
Chance Rain Showers
|
59°F |
2 to 6 mph
ESE
|
|
Sunday
Sep 27
|
Chance Rain Showers
|
82°F |
6 mph
SE
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Grand Port.