Marine, IL Weather Forecast
Local 7-day forecast
Showers And Thunderstorms
Track current conditions, temperature changes, wind, and the full daily outlook for Marine, IL in one place.
Showers and thunderstorms before 8am, then patchy fog and showers and thunderstorms between 8am and 4pm, then a chance of showers and thunderstorms. Mostly cloudy, with a high near 78. Northwest wind around 5 mph. Chance of precipitation is 90%.
Local Weather Overview
This forecast page for Marine, 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: Oct 13, 2026 7:39 PM CDT.
The active forecast window currently covers Oct 14 to Oct 19, 2026 for Marine, IL.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Oct 14 to Oct 19, 2026
- Latest sync
- Oct 13, 2026 7:39 PM CDT
- Forecast office
- LSX
- Source
- NOAA / NWS
Daily Outlook
This Week in Marine
Thursday looks like the warmest upcoming period in Marine at 83 degrees F.
Friday Night is the coolest period ahead with temperatures near 36 degrees F.
The strongest winds are forecast for Friday at about 20 to 24 mph NW.
Precipitation is mentioned in 4 upcoming forecast periods.
Forecast Details
- Last updated
- Oct 13, 2026 7:39 PM CDT
- Coverage
- 6 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
Showers and thunderstorms likely. Mostly cloudy, with a low around 66. Northeast wind around 3 mph. Chance of precipitation is 70%.
Showers and thunderstorms. Mostly cloudy, with a high near 83. South wind 3 to 10 mph. Chance of precipitation is 90%.
Showers and thunderstorms likely before 7pm, then a chance of showers and thunderstorms between 7pm and 10pm, then a chance of showers and thunderstorms between 10pm and 1am. Mostly cloudy, with a low around 49. Chance of precipitation is 60%.
Mostly sunny, with a high near 61.
Mostly clear, with a low around 36.
Sunny, with a high near 63.
Clear, with a low around 37.
Sunny, with a high near 69.
Partly cloudy, with a low around 45.
Mostly sunny, with a high near 73.
Partly cloudy, with a low around 48.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Wednesday
Oct 14
|
Showers And Thunderstorms
|
78°F |
5 mph
NW
|
|
Wednesday Night
Oct 14
|
Showers And Thunderstorms Likely
|
66°F |
3 mph
NE
|
|
Thursday
Oct 15
|
Showers And Thunderstorms
|
83°F |
3 to 10 mph
S
|
|
Thursday Night
Oct 15
|
Showers And Thunderstorms Likely
|
49°F |
8 to 20 mph
W
|
|
Friday
Oct 16
|
Mostly Sunny
|
61°F |
20 to 24 mph
NW
|
|
Friday Night
Oct 16
|
Mostly Clear
|
36°F |
3 to 18 mph
N
|
|
Saturday
Oct 17
|
Sunny
|
63°F |
3 mph
NE
|
|
Saturday Night
Oct 17
|
Clear
|
37°F |
2 mph
SE
|
|
Sunday
Oct 18
|
Sunny
|
69°F |
2 to 8 mph
S
|
|
Sunday Night
Oct 18
|
Partly Cloudy
|
45°F |
2 to 8 mph
S
|
|
Monday
Oct 19
|
Mostly Sunny
|
73°F |
2 to 6 mph
S
|
|
Monday Night
Oct 19
|
Partly Cloudy
|
48°F |
0 to 5 mph
SE
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Marine.