Poplar Grove, IL Weather Forecast
Local 7-day forecast
Mostly Cloudy
Track current conditions, temperature changes, wind, and the full daily outlook for Poplar Grove, IL in one place.
Mostly cloudy. Low around 58, with temperatures rising to around 60 overnight. West wind around 10 mph.
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: Apr 16, 2026 7:04 AM CDT.
The active forecast window currently covers Apr 16 to Apr 22, 2026 for Poplar Grove, IL.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Apr 16 to Apr 22, 2026
- Latest sync
- Apr 16, 2026 7:04 AM CDT
- Forecast office
- DVN
- Source
- NOAA / NWS
Daily Outlook
This Week in Poplar Grove
Friday looks like the warmest upcoming period in Poplar Grove at 82 degrees F.
Saturday Night is the coolest period ahead with temperatures near 34 degrees F.
The strongest winds are forecast for Friday at about 10 to 20 mph S.
Precipitation is mentioned in 3 upcoming forecast periods.
Forecast Details
- Last updated
- Apr 16, 2026 7:04 AM 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
Mostly sunny. High near 76, with temperatures falling to around 74 in the afternoon. West wind 5 to 10 mph.
Mostly clear. Low around 56, with temperatures rising to around 58 overnight. South wind around 5 mph.
Showers and thunderstorms likely between 1pm and 4pm, then showers and thunderstorms likely. Mostly sunny, with a high near 82. South wind 10 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Showers and thunderstorms likely before 7pm, then showers and thunderstorms. Mostly cloudy, with a low around 41. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.
Rain showers likely before 1pm. Mostly sunny, with a high near 51. Chance of precipitation is 60%.
Mostly clear, with a low around 34.
Sunny, with a high near 56.
Mostly clear, with a low around 36.
Sunny, with a high near 65.
Mostly clear, with a low around 50.
Mostly sunny, with a high near 74.
Mostly clear, with a low around 51.
Sunny, with a high near 73.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Overnight
Apr 16
|
Mostly Cloudy
|
58°F |
10 mph
W
|
|
Thursday
Apr 16
|
Mostly Sunny
|
76°F |
5 to 10 mph
W
|
|
Thursday Night
Apr 16
|
Mostly Clear
|
56°F |
5 mph
S
|
|
Friday
Apr 17
|
Mostly Sunny then Showers And Thunderstorms Likely
|
82°F |
10 to 20 mph
S
|
|
Friday Night
Apr 17
|
Showers And Thunderstorms Likely then Showers And Thunderstorms
|
41°F |
15 mph
SW
|
|
Saturday
Apr 18
|
Rain Showers Likely
|
51°F |
15 mph
NW
|
|
Saturday Night
Apr 18
|
Mostly Clear
|
34°F |
5 to 15 mph
W
|
|
Sunday
Apr 19
|
Sunny
|
56°F |
5 to 15 mph
NW
|
|
Sunday Night
Apr 19
|
Mostly Clear
|
36°F |
5 to 10 mph
NE
|
|
Monday
Apr 20
|
Sunny
|
65°F |
5 to 15 mph
SE
|
|
Monday Night
Apr 20
|
Mostly Clear
|
50°F |
10 mph
S
|
|
Tuesday
Apr 21
|
Mostly Sunny
|
74°F |
10 to 15 mph
SW
|
|
Tuesday Night
Apr 21
|
Mostly Clear
|
51°F |
10 mph
SW
|
|
Wednesday
Apr 22
|
Sunny
|
73°F |
10 mph
SW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Poplar Grove.