Poplar Grove, IL Weather Forecast
Local 7-day forecast
Chance Showers And Thunderstorms
Track current conditions, temperature changes, wind, and the full daily outlook for Poplar Grove, IL in one place.
A chance of showers and thunderstorms before 4pm, then showers and thunderstorms. Mostly cloudy, with a high near 78. South southeast wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Local Weather Overview
This forecast page for Poplar Grove, 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 8, 2026 4:58 PM CDT.
The active forecast window currently covers Jun 8 to Jun 14, 2026 for Poplar Grove, IL.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jun 8 to Jun 14, 2026
- Latest sync
- Jun 8, 2026 4:58 PM CDT
- Forecast office
- LOT
- Source
- NOAA / NWS
Daily Outlook
This Week in Poplar Grove
Wednesday looks like the warmest upcoming period in Poplar Grove at 90 degrees F.
Sunday Night is the coolest period ahead with temperatures near 54 degrees F.
The strongest winds are forecast for Wednesday at about 5 to 20 mph SSW.
Precipitation is mentioned in 12 upcoming forecast periods.
Forecast Details
- Last updated
- Jun 8, 2026 4:58 PM CDT
- Coverage
- 7 days
- Time zone
- America/Chicago
- Forecast office
- LOT
- Radar station
- KMKX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Showers and thunderstorms. Mostly cloudy, with a low around 69. South wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
A slight chance of showers and thunderstorms before 8am. Partly sunny, with a high near 85. West southwest wind around 5 mph, with gusts as high as 15 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
A chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 68. South wind around 5 mph, with gusts as high as 15 mph. Chance of precipitation is 50%.
A chance of rain showers before 7am, then a chance of showers and thunderstorms between 1pm and 4pm, then a chance of showers and thunderstorms. Mostly sunny, with a high near 90. South southwest wind 5 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 50%.
A chance of showers and thunderstorms before 7pm, then showers and thunderstorms between 7pm and 1am, then a chance of showers and thunderstorms between 1am and 4am, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 68. Chance of precipitation is 80%.
Showers and thunderstorms. Mostly sunny, with a high near 85.
Showers and thunderstorms before 1am. Mostly cloudy, with a low around 57.
Sunny, with a high near 81.
Mostly clear, with a low around 60.
A slight chance of showers and thunderstorms after 1pm. Sunny, with a high near 82.
A chance of showers and thunderstorms. Partly cloudy, with a low around 57.
A chance of showers and thunderstorms. Mostly sunny, with a high near 76.
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 54.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
This Afternoon
Jun 8
|
Chance Showers And Thunderstorms
|
78°F |
10 to 15 mph
SSE
|
|
Tonight
Jun 8
|
Showers And Thunderstorms
|
69°F |
5 to 10 mph
S
|
|
Tuesday
Jun 9
|
Slight Chance Showers And Thunderstorms then Partly Sunny
|
85°F |
5 mph
WSW
|
|
Tuesday Night
Jun 9
|
Partly Cloudy then Chance Showers And Thunderstorms
|
68°F |
5 mph
S
|
|
Wednesday
Jun 10
|
Chance Rain Showers
|
90°F |
5 to 20 mph
SSW
|
|
Wednesday Night
Jun 10
|
Chance Showers And Thunderstorms then Showers And Thunderstorms
|
68°F |
5 to 20 mph
SW
|
|
Thursday
Jun 11
|
Showers And Thunderstorms
|
85°F |
5 to 20 mph
SSW
|
|
Thursday Night
Jun 11
|
Showers And Thunderstorms
|
57°F |
5 to 15 mph
WSW
|
|
Friday
Jun 12
|
Sunny
|
81°F |
5 to 15 mph
W
|
|
Friday Night
Jun 12
|
Mostly Clear
|
60°F |
5 to 15 mph
WSW
|
|
Saturday
Jun 13
|
Sunny then Slight Chance Showers And Thunderstorms
|
82°F |
5 to 15 mph
WSW
|
|
Saturday Night
Jun 13
|
Chance Showers And Thunderstorms
|
57°F |
5 to 10 mph
WNW
|
|
Sunday
Jun 14
|
Chance Showers And Thunderstorms
|
76°F |
5 to 10 mph
NNW
|
|
Sunday Night
Jun 14
|
Slight Chance Showers And Thunderstorms
|
54°F |
5 to 10 mph
ENE
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Poplar Grove.