Heathsville, IL Weather Forecast
Local 7-day forecast
Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Heathsville, IL in one place.
Sunny, with a high near 97. Heat index values as high as 105. South southwest wind around 10 mph, with gusts as high as 16 mph.
Local Weather Overview
This forecast page for Heathsville, 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 15, 2026 5:17 PM CDT.
The active forecast window currently covers Sep 15 to Sep 21, 2026 for Heathsville, IL.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Sep 15 to Sep 21, 2026
- Latest sync
- Sep 15, 2026 5:17 PM CDT
- Forecast office
- ILX
- Source
- NOAA / NWS
Daily Outlook
This Week in Heathsville
This Afternoon looks like the warmest upcoming period in Heathsville at 97 degrees F.
Monday Night is the coolest period ahead with temperatures near 63 degrees F.
The strongest winds are forecast for This Afternoon at about 10 mph SSW.
Precipitation is mentioned in 8 upcoming forecast periods.
Forecast Details
- Last updated
- Sep 15, 2026 5:17 PM CDT
- Coverage
- 7 days
- Time zone
- America/Chicago
- Forecast office
- ILX
- Radar station
- KVWX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
A slight chance of showers and thunderstorms after 8pm. Partly cloudy, with a low around 71. South wind 2 to 7 mph. Chance of precipitation is 20%. New rainfall amounts between a tenth and quarter of an inch possible.
A slight chance of rain showers between 8am and 11am, then a slight chance of showers and thunderstorms. Mostly sunny, with a high near 94. South southwest wind 2 to 6 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
A slight chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 73. South wind around 3 mph. New rainfall amounts less than a tenth of an inch possible.
Mostly sunny, with a high near 96. West wind 3 to 7 mph.
Partly cloudy, with a low around 71. North northeast wind around 5 mph.
Sunny, with a high near 93. East southeast wind around 6 mph.
Mostly clear, with a low around 70.
Mostly sunny, with a high near 96.
A slight chance of rain showers after 7pm. Partly cloudy, with a low around 71.
A slight chance of rain showers before 1pm, then a chance of showers and thunderstorms. Mostly sunny, with a high near 93.
A chance of showers and thunderstorms. Partly cloudy, with a low around 67.
A chance of showers and thunderstorms. Partly sunny, with a high near 85.
A chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 63.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
This Afternoon
Sep 15
|
Sunny
|
97°F |
10 mph
SSW
|
|
Tonight
Sep 15
|
Slight Chance Showers And Thunderstorms
|
71°F |
2 to 7 mph
S
|
|
Wednesday
Sep 16
|
Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms
|
94°F |
2 to 6 mph
SSW
|
|
Wednesday Night
Sep 16
|
Slight Chance Showers And Thunderstorms then Partly Cloudy
|
73°F |
3 mph
S
|
|
Thursday
Sep 17
|
Mostly Sunny
|
96°F |
3 to 7 mph
W
|
|
Thursday Night
Sep 17
|
Partly Cloudy
|
71°F |
5 mph
NNE
|
|
Friday
Sep 18
|
Sunny
|
93°F |
6 mph
ESE
|
|
Friday Night
Sep 18
|
Mostly Clear
|
70°F |
6 mph
ESE
|
|
Saturday
Sep 19
|
Mostly Sunny
|
96°F |
6 to 10 mph
SSW
|
|
Saturday Night
Sep 19
|
Slight Chance Rain Showers
|
71°F |
6 mph
SSW
|
|
Sunday
Sep 20
|
Chance Showers And Thunderstorms
|
93°F |
5 to 10 mph
W
|
|
Sunday Night
Sep 20
|
Chance Showers And Thunderstorms
|
67°F |
6 to 9 mph
E
|
|
Monday
Sep 21
|
Chance Showers And Thunderstorms
|
85°F |
6 to 9 mph
WSW
|
|
Monday Night
Sep 21
|
Chance Showers And Thunderstorms
|
63°F |
6 to 9 mph
NNW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Heathsville.