Merna, IL Weather Forecast
Local 7-day forecast
Partly Cloudy
Track current conditions, temperature changes, wind, and the full daily outlook for Merna, IL in one place.
Partly cloudy, with a low around 34. West southwest wind 7 to 10 mph, with gusts as high as 17 mph.
Local Weather Overview
This forecast page for Merna, 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: Nov 8, 2026 3:26 AM CST.
The active forecast window currently covers Nov 8 to Nov 14, 2026 for Merna, IL.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Nov 8 to Nov 14, 2026
- Latest sync
- Nov 8, 2026 3:26 AM CST
- Forecast office
- ILX
- Source
- NOAA / NWS
Daily Outlook
This Week in Merna
Tuesday looks like the warmest upcoming period in Merna at 65 degrees F.
Thursday Night is the coolest period ahead with temperatures near 30 degrees F.
The strongest winds are forecast for Thursday at about 13 to 17 mph N.
Precipitation is mentioned in 1 upcoming forecast period.
Forecast Details
- Last updated
- Nov 8, 2026 3:26 AM CST
- Coverage
- 7 days
- Time zone
- America/Chicago
- Forecast office
- ILX
- Radar station
- KILX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Sunny. High near 61, with temperatures falling to around 56 in the afternoon. West wind 9 to 14 mph, with gusts as high as 22 mph.
Mostly clear, with a low around 35. West northwest wind 3 to 8 mph.
Sunny. High near 61, with temperatures falling to around 55 in the afternoon. West southwest wind 2 to 9 mph.
Mostly clear, with a low around 42. West southwest wind around 9 mph, with gusts as high as 16 mph.
Sunny, with a high near 65. West northwest wind around 6 mph.
Partly cloudy, with a low around 40. North wind around 3 mph.
A chance of rain after noon. Partly sunny, with a high near 59. Chance of precipitation is 30%.
Mostly cloudy, with a low around 36.
Partly sunny, with a high near 50.
Partly cloudy, with a low around 30.
Mostly sunny, with a high near 47.
Partly cloudy, with a low around 30.
Sunny, with a high near 53.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Overnight
Nov 8
|
Partly Cloudy
|
34°F |
7 to 10 mph
WSW
|
|
Sunday
Nov 8
|
Sunny
|
61°F |
9 to 14 mph
W
|
|
Sunday Night
Nov 8
|
Mostly Clear
|
35°F |
3 to 8 mph
WNW
|
|
Monday
Nov 9
|
Sunny
|
61°F |
2 to 9 mph
WSW
|
|
Monday Night
Nov 9
|
Mostly Clear
|
42°F |
9 mph
WSW
|
|
Tuesday
Nov 10
|
Sunny
|
65°F |
6 mph
WNW
|
|
Tuesday Night
Nov 10
|
Partly Cloudy
|
40°F |
3 mph
N
|
|
Veterans Day
Nov 11
|
Partly Sunny then Chance Light Rain
|
59°F |
3 to 10 mph
NE
|
|
Wednesday Night
Nov 11
|
Mostly Cloudy
|
36°F |
12 mph
N
|
|
Thursday
Nov 12
|
Partly Sunny
|
50°F |
13 to 17 mph
N
|
|
Thursday Night
Nov 12
|
Partly Cloudy
|
30°F |
9 to 14 mph
N
|
|
Friday
Nov 13
|
Mostly Sunny
|
47°F |
7 to 10 mph
NNW
|
|
Friday Night
Nov 13
|
Partly Cloudy
|
30°F |
6 mph
NNW
|
|
Saturday
Nov 14
|
Sunny
|
53°F |
6 to 9 mph
WNW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Merna.