Piasa, IL Weather Forecast
Local 7-day forecast
Mostly Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Piasa, IL in one place.
Mostly sunny, with a high near 92. Southwest wind 9 to 15 mph, with gusts as high as 23 mph.
Local Weather Overview
This forecast page for Piasa, 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 9:01 AM CDT.
The active forecast window currently covers Jun 10 to Jun 16, 2026 for Piasa, IL.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jun 10 to Jun 16, 2026
- Latest sync
- Jun 10, 2026 9:01 AM CDT
- Forecast office
- LSX
- Source
- NOAA / NWS
Daily Outlook
This Week in Piasa
Thursday looks like the warmest upcoming period in Piasa at 93 degrees F.
Monday Night is the coolest period ahead with temperatures near 56 degrees F.
The strongest winds are forecast for Thursday at about 9 to 18 mph S.
Precipitation is mentioned in 9 upcoming forecast periods.
Forecast Details
- Last updated
- Jun 10, 2026 9:01 AM 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 between 8pm and 10pm, then a chance of showers and thunderstorms between 10pm and 11pm, then a slight chance of showers and thunderstorms between 11pm and 1am. Mostly cloudy, with a low around 72. Southwest wind 8 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.
Sunny, with a high near 93. Heat index values as high as 102. South wind 9 to 18 mph, with gusts as high as 29 mph.
A chance of showers and thunderstorms before 7pm, then showers and thunderstorms between 7pm and 1am. Partly cloudy, with a low around 63. West wind 6 to 17 mph, with gusts as high as 26 mph. Chance of precipitation is 90%.
Sunny, with a high near 82. Northwest wind around 8 mph.
Mostly clear, with a low around 62.
A chance of showers and thunderstorms between 7am and 1pm. Mostly sunny, with a high near 86. Chance of precipitation is 30%.
Showers and thunderstorms likely after 7pm. Mostly cloudy, with a low around 66. Chance of precipitation is 70%.
Showers and thunderstorms likely before 1pm, then a chance of showers and thunderstorms. Mostly cloudy, with a high near 79. Chance of precipitation is 70%.
A chance of showers and thunderstorms. Mostly cloudy, with a low around 59. Chance of precipitation is 30%.
A chance of rain showers before 1pm, then a slight chance of showers and thunderstorms. Partly sunny, with a high near 76. Chance of precipitation is 30%.
A slight chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 56. Chance of precipitation is 20%.
A slight chance of showers and thunderstorms between 7am and 1pm. Mostly sunny, with a high near 78. Chance of precipitation is 20%.
Partly cloudy, with a low around 59.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Today
Jun 10
|
Mostly Sunny
|
92°F |
9 to 15 mph
SW
|
|
Tonight
Jun 10
|
Chance Showers And Thunderstorms
|
72°F |
8 to 13 mph
SW
|
|
Thursday
Jun 11
|
Sunny
|
93°F |
9 to 18 mph
S
|
|
Thursday Night
Jun 11
|
Chance Showers And Thunderstorms then Showers And Thunderstorms
|
63°F |
6 to 17 mph
W
|
|
Friday
Jun 12
|
Sunny
|
82°F |
8 mph
NW
|
|
Friday Night
Jun 12
|
Mostly Clear
|
62°F |
5 mph
S
|
|
Saturday
Jun 13
|
Chance Showers And Thunderstorms
|
86°F |
5 to 10 mph
S
|
|
Saturday Night
Jun 13
|
Showers And Thunderstorms Likely
|
66°F |
9 mph
SW
|
|
Sunday
Jun 14
|
Showers And Thunderstorms Likely
|
79°F |
12 mph
N
|
|
Sunday Night
Jun 14
|
Chance Showers And Thunderstorms
|
59°F |
6 to 12 mph
NE
|
|
Monday
Jun 15
|
Chance Rain Showers then Slight Chance Showers And Thunderstorms
|
76°F |
6 to 9 mph
N
|
|
Monday Night
Jun 15
|
Slight Chance Showers And Thunderstorms
|
56°F |
3 to 7 mph
NW
|
|
Tuesday
Jun 16
|
Slight Chance Showers And Thunderstorms
|
78°F |
6 to 10 mph
W
|
|
Tuesday Night
Jun 16
|
Partly Cloudy
|
59°F |
5 to 8 mph
W
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Piasa.