Grandview, IL Weather Forecast

Local 7-day forecast

93°
F

Sunny then Chance Showers And Thunderstorms

Track current conditions, temperature changes, wind, and the full daily outlook for Grandview, IL in one place.

Tuesday, September 15, 2026
Wind: 7 to 12 mph SSW
Tuesday

A slight chance of rain showers between 3pm and 4pm, then a chance of showers and thunderstorms between 4pm and 5pm, then a slight chance of showers and thunderstorms. Sunny, with a high near 93. South southwest wind 7 to 12 mph, with gusts as high as 18 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.

Local 7-day forecast

Local Weather Overview

This forecast page for Grandview, IL 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 14, 2026 2:37 PM CDT.

The active forecast window currently covers Sep 15 to Sep 20, 2026 for Grandview, IL.

Page Snapshot

Page focus
city weather
Forecast window
Sep 15 to Sep 20, 2026
Latest sync
Sep 14, 2026 2:37 PM CDT
Forecast office
ILX
Source
NOAA / NWS
Next High
93°F
Tuesday
Next Low
69°F
Tuesday Night
Rain Outlook
10
Periods mentioning precipitation
Windiest
7 to 12 mph
Tuesday

Daily Outlook

Today
Sep 15
Sunny then Chance Showers And Thunderstorms
93 °F
/ 69°F
Wind 7 to 12 mph
Wed
Sep 16
Chance Showers And Thunderstorms
91 °F
/ 71°F
Wind 6 mph
Thu
Sep 17
Mostly Sunny
92 °F
/ 68°F
Wind 8 mph
Fri
Sep 18
Mostly Sunny then Slight Chance Showers And Thunderstorms
88 °F
/ 67°F
Wind 7 mph
Sat
Sep 19
Mostly Sunny then Slight Chance Showers And Thunderstorms
88 °F
/ 65°F
Wind 8 to 12 mph
Sun
Sep 20
Chance Showers And Thunderstorms
83 °F
/ 63°F
Wind 8 to 12 mph

This Week in Grandview

Tuesday looks like the warmest upcoming period in Grandview at 93 degrees F.

Sunday Night is the coolest period ahead with temperatures near 63 degrees F.

The strongest winds are forecast for Tuesday at about 7 to 12 mph SSW.

Precipitation is mentioned in 10 upcoming forecast periods.

Forecast Details

Last updated
Sep 14, 2026 2:37 PM CDT
Coverage
6 days
Time zone
America/Chicago
Forecast office
ILX
Radar station
KIND

Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.

Open NOAA source

Extended Forecast

Tuesday Night
Sep 15
69°F
Chance Showers And Thunderstorms
5 mph SSE

A chance of showers and thunderstorms before 7pm, then a chance of showers and thunderstorms between 7pm and 10pm, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 69. South southeast wind around 5 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.

Wednesday
Sep 16
91°F
Chance Showers And Thunderstorms
6 mph SE

A chance of rain showers before 7am, then a chance of showers and thunderstorms between 7am and 1pm, then a slight chance of showers and thunderstorms. Mostly sunny, with a high near 91. Southeast wind around 6 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.

Wednesday Night
Sep 16
71°F
Slight Chance Showers And Thunderstorms then Partly Cloudy
6 mph SSE

A slight chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 71. South southeast wind around 6 mph.

Thursday
Sep 17
92°F
Mostly Sunny
8 mph WSW

Mostly sunny, with a high near 92. West southwest wind around 8 mph.

Thursday Night
Sep 17
68°F
Partly Cloudy
5 mph NNE

Partly cloudy, with a low around 68.

Friday
Sep 18
88°F
Mostly Sunny then Slight Chance Showers And Thunderstorms
7 mph ENE

A slight chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 88.

Friday Night
Sep 18
67°F
Slight Chance Showers And Thunderstorms then Partly Cloudy
7 mph ESE

A slight chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 67.

Saturday
Sep 19
88°F
Mostly Sunny then Slight Chance Showers And Thunderstorms
8 to 12 mph SSW

A slight chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 88.

Saturday Night
Sep 19
65°F
Slight Chance Showers And Thunderstorms
9 mph SSW

A slight chance of showers and thunderstorms before 1am, then a chance of showers and thunderstorms. Partly cloudy, with a low around 65.

Sunday
Sep 20
83°F
Chance Showers And Thunderstorms
8 to 12 mph E

A chance of showers and thunderstorms before 1pm, then a slight chance of showers and thunderstorms. Mostly sunny, with a high near 83.

Sunday Night
Sep 20
63°F
Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms
10 mph E

A slight chance of showers and thunderstorms before 7pm, then a chance of showers and thunderstorms. Partly cloudy, with a low around 63.

Detailed Forecast

Period Conditions Temp Wind
Tuesday
Sep 15
Sunny then Chance Showers And Thunderstorms
93°F
7 to 12 mph
SSW
Tuesday Night
Sep 15
Chance Showers And Thunderstorms
69°F
5 mph
SSE
Wednesday
Sep 16
Chance Showers And Thunderstorms
91°F
6 mph
SE
Wednesday Night
Sep 16
Slight Chance Showers And Thunderstorms then Partly Cloudy
71°F
6 mph
SSE
Thursday
Sep 17
Mostly Sunny
92°F
8 mph
WSW
Thursday Night
Sep 17
Partly Cloudy
68°F
5 mph
NNE
Friday
Sep 18
Mostly Sunny then Slight Chance Showers And Thunderstorms
88°F
7 mph
ENE
Friday Night
Sep 18
Slight Chance Showers And Thunderstorms then Partly Cloudy
67°F
7 mph
ESE
Saturday
Sep 19
Mostly Sunny then Slight Chance Showers And Thunderstorms
88°F
8 to 12 mph
SSW
Saturday Night
Sep 19
Slight Chance Showers And Thunderstorms
65°F
9 mph
SSW
Sunday
Sep 20
Chance Showers And Thunderstorms
83°F
8 to 12 mph
E
Sunday Night
Sep 20
Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms
63°F
10 mph
E
Weather data provided by the National Weather Service (NOAA). Forecast pages update automatically as new periods are synced for each supported U.S. location.