Blackhawk, IL Weather Forecast
Local 7-day forecast
Rain Showers
Track current conditions, temperature changes, wind, and the full daily outlook for Blackhawk, IL in one place.
Rain showers. Cloudy, with a high near 61. East wind around 5 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Local Weather Overview
This forecast page for Blackhawk, 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 14, 2026 3:35 AM CDT.
The active forecast window currently covers Oct 15 to Oct 20, 2026 for Blackhawk, IL.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Oct 15 to Oct 20, 2026
- Latest sync
- Oct 14, 2026 3:35 AM CDT
- Forecast office
- DVN
- Source
- NOAA / NWS
Daily Outlook
This Week in Blackhawk
Tuesday looks like the warmest upcoming period in Blackhawk at 71 degrees F.
Friday Night is the coolest period ahead with temperatures near 34 degrees F.
The strongest winds are forecast for Friday at about 15 to 20 mph NW.
Precipitation is mentioned in 3 upcoming forecast periods.
Forecast Details
- Last updated
- Oct 14, 2026 3:35 AM CDT
- Coverage
- 6 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
Rain showers likely before 1am. Mostly cloudy, with a low around 44. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
A slight chance of rain showers between 7am and 1pm. Mostly sunny, with a high near 55.
Areas of frost after 4am. Mostly clear, with a low around 34.
Widespread frost before 9am. Sunny, with a high near 57.
Clear, with a low around 39.
Sunny, with a high near 65.
Partly cloudy, with a low around 46.
Partly sunny, with a high near 67.
Partly cloudy, with a low around 46.
Mostly sunny, with a high near 71.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Thursday
Oct 15
|
Rain Showers
|
61°F |
5 mph
E
|
|
Thursday Night
Oct 15
|
Rain Showers Likely
|
44°F |
5 to 15 mph
NW
|
|
Friday
Oct 16
|
Slight Chance Rain Showers
|
55°F |
15 to 20 mph
NW
|
|
Friday Night
Oct 16
|
Mostly Clear then Areas Of Frost
|
34°F |
0 to 10 mph
N
|
|
Saturday
Oct 17
|
Widespread Frost then Sunny
|
57°F |
0 to 10 mph
SW
|
|
Saturday Night
Oct 17
|
Clear
|
39°F |
5 mph
SW
|
|
Sunday
Oct 18
|
Sunny
|
65°F |
5 to 10 mph
S
|
|
Sunday Night
Oct 18
|
Partly Cloudy
|
46°F |
5 to 10 mph
S
|
|
Monday
Oct 19
|
Partly Sunny
|
67°F |
0 to 5 mph
SW
|
|
Monday Night
Oct 19
|
Partly Cloudy
|
46°F |
0 mph
|
|
Tuesday
Oct 20
|
Mostly Sunny
|
71°F |
0 to 5 mph
S
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Blackhawk.