Elsah, IL Weather Forecast
Local 7-day forecast
Mostly Clear
Track current conditions, temperature changes, wind, and the full daily outlook for Elsah, IL in one place.
Mostly clear, with a low around 72. Southeast wind around 9 mph.
Local Weather Overview
This forecast page for Elsah, 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 2:15 AM CDT.
The active forecast window currently covers Sep 15 to Sep 21, 2026 for Elsah, IL.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Sep 15 to Sep 21, 2026
- Latest sync
- Sep 15, 2026 2:15 AM CDT
- Forecast office
- LSX
- Source
- NOAA / NWS
Daily Outlook
This Week in Elsah
Tuesday looks like the warmest upcoming period in Elsah at 99 degrees F.
Sunday Night is the coolest period ahead with temperatures near 66 degrees F.
The strongest winds are forecast for Tuesday at about 6 to 12 mph SW.
Precipitation is mentioned in 7 upcoming forecast periods.
Forecast Details
- Last updated
- Sep 15, 2026 2:15 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 rain showers between 2pm and 4pm, then a chance of showers and thunderstorms. Sunny, with a high near 99. Heat index values as high as 105. Southwest wind 6 to 12 mph. Chance of precipitation is 40%.
A chance of showers and thunderstorms before 10pm, then a chance of showers and thunderstorms between 10pm and 1am, then a chance of showers and thunderstorms between 1am and 5am, then showers and thunderstorms likely. Mostly cloudy, with a low around 72. Heat index values as high as 100. Northeast wind around 5 mph. Chance of precipitation is 60%.
A chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 95. Heat index values as high as 102. East wind around 5 mph. Chance of precipitation is 40%.
Mostly clear, with a low around 74. South wind around 3 mph.
Sunny, with a high near 97.
Mostly clear, with a low around 72.
Sunny, with a high near 95.
Mostly clear, with a low around 73.
Sunny, with a high near 95.
A slight chance of rain showers after 1am. Partly cloudy, with a low around 70. Chance of precipitation is 20%.
A slight chance of rain showers before 1pm, then a slight chance of showers and thunderstorms. Mostly sunny, with a high near 89. Chance of precipitation is 20%.
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 66. Chance of precipitation is 20%.
A chance of rain showers before 1pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 83. Chance of precipitation is 30%.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Overnight
Sep 15
|
Mostly Clear
|
72°F |
9 mph
SE
|
|
Tuesday
Sep 15
|
Sunny then Chance Showers And Thunderstorms
|
99°F |
6 to 12 mph
SW
|
|
Tuesday Night
Sep 15
|
Chance Showers And Thunderstorms
|
72°F |
5 mph
NE
|
|
Wednesday
Sep 16
|
Chance Showers And Thunderstorms
|
95°F |
5 mph
E
|
|
Wednesday Night
Sep 16
|
Mostly Clear
|
74°F |
3 mph
S
|
|
Thursday
Sep 17
|
Sunny
|
97°F |
3 to 7 mph
W
|
|
Thursday Night
Sep 17
|
Mostly Clear
|
72°F |
3 mph
E
|
|
Friday
Sep 18
|
Sunny
|
95°F |
2 to 6 mph
S
|
|
Friday Night
Sep 18
|
Mostly Clear
|
73°F |
6 mph
S
|
|
Saturday
Sep 19
|
Sunny
|
95°F |
6 to 10 mph
SW
|
|
Saturday Night
Sep 19
|
Partly Cloudy then Slight Chance Rain Showers
|
70°F |
7 mph
SW
|
|
Sunday
Sep 20
|
Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms
|
89°F |
5 to 9 mph
SW
|
|
Sunday Night
Sep 20
|
Slight Chance Showers And Thunderstorms
|
66°F |
6 to 9 mph
N
|
|
Monday
Sep 21
|
Chance Rain Showers
|
83°F |
7 to 10 mph
NW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Elsah.