Greenbush, IL Weather Forecast
Local 7-day forecast
Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Greenbush, IL in one place.
Sunny, with a high near 51. Northwest wind around 20 mph, with gusts as high as 30 mph.
Local Weather Overview
This forecast page for Greenbush, 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: Apr 18, 2026 12:27 PM CDT.
The active forecast window currently covers Apr 18 to Apr 24, 2026 for Greenbush, IL.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Apr 18 to Apr 24, 2026
- Latest sync
- Apr 18, 2026 12:27 PM CDT
- Forecast office
- DVN
- Source
- NOAA / NWS
Daily Outlook
This Week in Greenbush
Thursday looks like the warmest upcoming period in Greenbush at 81 degrees F.
Sunday Night is the coolest period ahead with temperatures near 31 degrees F.
The strongest winds are forecast for Today at about 20 mph NW.
Precipitation is mentioned in 5 upcoming forecast periods.
Forecast Details
- Last updated
- Apr 18, 2026 12:27 PM CDT
- Coverage
- 7 days
- Time zone
- America/Chicago
- Forecast office
- DVN
- Radar station
- KDVN
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Widespread frost after 2am. Mostly clear, with a low around 34. West wind 5 to 15 mph, with gusts as high as 25 mph.
Widespread frost before 8am. Sunny, with a high near 57. West wind 5 to 15 mph, with gusts as high as 25 mph.
Widespread frost after 1am. Mostly clear, with a low around 31. North wind 5 to 15 mph, with gusts as high as 25 mph.
Widespread frost before 9am. Sunny, with a high near 61.
Partly cloudy, with a low around 48.
Mostly sunny, with a high near 76.
A slight chance of showers and thunderstorms between 7pm and 1am. Partly cloudy, with a low around 55.
Sunny, with a high near 79.
Mostly clear, with a low around 58.
A slight chance of rain showers after 1pm. Mostly sunny, with a high near 81.
A slight chance of rain showers before 7pm, then showers and thunderstorms likely. Mostly cloudy, with a low around 59. Chance of precipitation is 70%.
Showers and thunderstorms likely before 1pm, then a chance of showers and thunderstorms. Mostly cloudy, with a high near 73. Chance of precipitation is 70%.
A chance of showers and thunderstorms before 7pm, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 44. Chance of precipitation is 50%.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Today
Apr 18
|
Sunny
|
51°F |
20 mph
NW
|
|
Tonight
Apr 18
|
Mostly Clear then Widespread Frost
|
34°F |
5 to 15 mph
W
|
|
Sunday
Apr 19
|
Widespread Frost then Sunny
|
57°F |
5 to 15 mph
W
|
|
Sunday Night
Apr 19
|
Mostly Clear then Widespread Frost
|
31°F |
5 to 15 mph
N
|
|
Monday
Apr 20
|
Widespread Frost then Sunny
|
61°F |
5 to 10 mph
SE
|
|
Monday Night
Apr 20
|
Partly Cloudy
|
48°F |
10 to 15 mph
S
|
|
Tuesday
Apr 21
|
Mostly Sunny
|
76°F |
15 mph
SW
|
|
Tuesday Night
Apr 21
|
Slight Chance Showers And Thunderstorms
|
55°F |
10 mph
SW
|
|
Wednesday
Apr 22
|
Sunny
|
79°F |
5 to 10 mph
SW
|
|
Wednesday Night
Apr 22
|
Mostly Clear
|
58°F |
10 mph
S
|
|
Thursday
Apr 23
|
Mostly Sunny then Slight Chance Rain Showers
|
81°F |
10 to 20 mph
S
|
|
Thursday Night
Apr 23
|
Showers And Thunderstorms Likely
|
59°F |
15 mph
S
|
|
Friday
Apr 24
|
Showers And Thunderstorms Likely
|
73°F |
15 mph
SW
|
|
Friday Night
Apr 24
|
Chance Showers And Thunderstorms
|
44°F |
10 to 15 mph
W
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Greenbush.