Pleasant Mound, IL Weather Forecast
Local 7-day forecast
Chance Showers And Thunderstorms
Track current conditions, temperature changes, wind, and the full daily outlook for Pleasant Mound, IL in one place.
A chance of showers and thunderstorms. Mostly sunny, with a high near 90. Heat index values as high as 102. West wind around 6 mph. Chance of precipitation is 40%.
Local Weather Overview
This forecast page for Pleasant Mound, 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: Jul 17, 2026 5:24 PM CDT.
The active forecast window currently covers Jul 17 to Jul 23, 2026 for Pleasant Mound, IL.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jul 17 to Jul 23, 2026
- Latest sync
- Jul 17, 2026 5:24 PM CDT
- Forecast office
- LSX
- Source
- NOAA / NWS
Daily Outlook
This Week in Pleasant Mound
Tuesday looks like the warmest upcoming period in Pleasant Mound at 94 degrees F.
Wednesday Night is the coolest period ahead with temperatures near 63 degrees F.
The strongest winds are forecast for Tuesday at about 6 to 13 mph W.
Precipitation is mentioned in 6 upcoming forecast periods.
Forecast Details
- Last updated
- Jul 17, 2026 5:24 PM CDT
- Coverage
- 7 days
- Time zone
- America/Chicago
- Forecast office
- LSX
- Radar station
- KLSX
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 10pm. Mostly clear, with a low around 74. Southwest wind 1 to 5 mph. Chance of precipitation is 40%.
A slight chance of showers and thunderstorms after 5pm. Sunny, with a high near 91. Heat index values as high as 102. West wind 5 to 9 mph. Chance of precipitation is 20%.
A chance of showers and thunderstorms between 8pm and 3am. Partly cloudy, with a low around 73. Heat index values as high as 103. Northwest wind 1 to 7 mph. Chance of precipitation is 30%.
A slight chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 89. Northeast wind around 3 mph. Chance of precipitation is 20%.
A slight chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 70. Chance of precipitation is 20%.
Sunny, with a high near 91.
Mostly clear, with a low around 75.
Sunny, with a high near 94.
Mostly clear, with a low around 68.
Sunny, with a high near 83.
Mostly clear, with a low around 63.
Mostly sunny, with a high near 82.
Partly cloudy, with a low around 64.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
This Afternoon
Jul 17
|
Chance Showers And Thunderstorms
|
90°F |
6 mph
W
|
|
Tonight
Jul 17
|
Chance Showers And Thunderstorms then Mostly Clear
|
74°F |
1 to 5 mph
SW
|
|
Saturday
Jul 18
|
Sunny then Slight Chance Showers And Thunderstorms
|
91°F |
5 to 9 mph
W
|
|
Saturday Night
Jul 18
|
Chance Showers And Thunderstorms
|
73°F |
1 to 7 mph
NW
|
|
Sunday
Jul 19
|
Mostly Sunny then Slight Chance Showers And Thunderstorms
|
89°F |
3 mph
NE
|
|
Sunday Night
Jul 19
|
Slight Chance Showers And Thunderstorms then Mostly Clear
|
70°F |
0 to 3 mph
E
|
|
Monday
Jul 20
|
Sunny
|
91°F |
1 to 5 mph
S
|
|
Monday Night
Jul 20
|
Mostly Clear
|
75°F |
6 mph
S
|
|
Tuesday
Jul 21
|
Sunny
|
94°F |
6 to 13 mph
W
|
|
Tuesday Night
Jul 21
|
Mostly Clear
|
68°F |
7 to 13 mph
N
|
|
Wednesday
Jul 22
|
Sunny
|
83°F |
6 to 12 mph
N
|
|
Wednesday Night
Jul 22
|
Mostly Clear
|
63°F |
1 to 9 mph
N
|
|
Thursday
Jul 23
|
Mostly Sunny
|
82°F |
3 mph
N
|
|
Thursday Night
Jul 23
|
Partly Cloudy
|
64°F |
3 mph
NE
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Pleasant Mound.