Mount Sterling, IL Weather Forecast
Local 7-day forecast
Mostly Sunny then Chance Showers And Thunderstorms
Track current conditions, temperature changes, wind, and the full daily outlook for Mount Sterling, IL in one place.
A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 90. Southwest wind 9 to 20 mph, with gusts as high as 29 mph. Chance of precipitation is 40%.
Local Weather Overview
This forecast page for Mount Sterling, 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: Jun 10, 2026 8:19 AM CDT.
The active forecast window currently covers Jun 10 to Jun 16, 2026 for Mount Sterling, IL.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jun 10 to Jun 16, 2026
- Latest sync
- Jun 10, 2026 8:19 AM CDT
- Forecast office
- LSX
- Source
- NOAA / NWS
Daily Outlook
This Week in Mount Sterling
Thursday looks like the warmest upcoming period in Mount Sterling at 91 degrees F.
Monday Night is the coolest period ahead with temperatures near 57 degrees F.
The strongest winds are forecast for Thursday at about 7 to 21 mph S.
Precipitation is mentioned in 11 upcoming forecast periods.
Forecast Details
- Last updated
- Jun 10, 2026 8:19 AM CDT
- Coverage
- 7 days
- Time zone
- America/Chicago
- Forecast office
- LSX
- Radar station
- KILX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
A chance of showers and thunderstorms before 3am. Mostly cloudy, with a low around 71. Southwest wind 7 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 40%.
A chance of showers and thunderstorms after 2pm. Mostly sunny. High near 91, with temperatures falling to around 86 in the afternoon. Heat index values as high as 101. South wind 7 to 21 mph, with gusts as high as 31 mph. Chance of precipitation is 50%.
Showers and thunderstorms before 7pm, then showers and thunderstorms likely between 7pm and 1am. Some of the storms could produce heavy rain. Partly cloudy, with a low around 60. West wind 6 to 20 mph, with gusts as high as 28 mph. Chance of precipitation is 80%.
Sunny, with a high near 84. West wind around 9 mph.
Mostly clear, with a low around 62.
A slight chance of rain showers between 7am and 1pm, then a chance of showers and thunderstorms. Sunny, with a high near 86. Chance of precipitation is 30%.
A chance of showers and thunderstorms before 7pm, then showers and thunderstorms likely. Mostly cloudy, with a low around 65. Chance of precipitation is 70%.
Showers and thunderstorms likely before 1pm, then a slight chance of showers and thunderstorms. Partly sunny, with a high near 78. Chance of precipitation is 70%.
A chance of showers and thunderstorms. Mostly cloudy, with a low around 58. Chance of precipitation is 30%.
A chance of rain showers before 1pm. Mostly sunny, with a high near 76. Chance of precipitation is 30%.
Partly cloudy, with a low around 57.
A slight chance of rain showers between 7am and 1pm. Mostly sunny, with a high near 78. Chance of precipitation is 20%.
A slight chance of showers and thunderstorms after 7pm. Partly cloudy, with a low around 59. Chance of precipitation is 20%.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Today
Jun 10
|
Mostly Sunny then Chance Showers And Thunderstorms
|
90°F |
9 to 20 mph
SW
|
|
Tonight
Jun 10
|
Chance Showers And Thunderstorms
|
71°F |
7 to 18 mph
SW
|
|
Thursday
Jun 11
|
Mostly Sunny then Chance Showers And Thunderstorms
|
91°F |
7 to 21 mph
S
|
|
Thursday Night
Jun 11
|
Showers And Thunderstorms then Showers And Thunderstorms Likely
|
60°F |
6 to 20 mph
W
|
|
Friday
Jun 12
|
Sunny
|
84°F |
9 mph
W
|
|
Friday Night
Jun 12
|
Mostly Clear
|
62°F |
6 mph
SW
|
|
Saturday
Jun 13
|
Slight Chance Rain Showers then Chance Showers And Thunderstorms
|
86°F |
6 to 13 mph
S
|
|
Saturday Night
Jun 13
|
Chance Showers And Thunderstorms then Showers And Thunderstorms Likely
|
65°F |
9 mph
W
|
|
Sunday
Jun 14
|
Showers And Thunderstorms Likely
|
78°F |
12 mph
N
|
|
Sunday Night
Jun 14
|
Chance Showers And Thunderstorms
|
58°F |
5 to 12 mph
N
|
|
Monday
Jun 15
|
Chance Rain Showers
|
76°F |
5 to 8 mph
N
|
|
Monday Night
Jun 15
|
Partly Cloudy
|
57°F |
3 to 7 mph
W
|
|
Tuesday
Jun 16
|
Slight Chance Rain Showers
|
78°F |
6 to 10 mph
W
|
|
Tuesday Night
Jun 16
|
Slight Chance Showers And Thunderstorms
|
59°F |
5 to 8 mph
W
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Mount Sterling.