Dalzell, IL Weather Forecast
Local 7-day forecast
Mostly Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Dalzell, IL in one place.
Mostly sunny, with a high near 77. Southwest wind around 5 mph.
Local Weather Overview
This forecast page for Dalzell, 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 21, 2026 1:59 PM CDT.
The active forecast window currently covers Apr 22 to Apr 27, 2026 for Dalzell, IL.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Apr 22 to Apr 27, 2026
- Latest sync
- Apr 21, 2026 1:59 PM CDT
- Forecast office
- DVN
- Source
- NOAA / NWS
Daily Outlook
This Week in Dalzell
Thursday looks like the warmest upcoming period in Dalzell at 81 degrees F.
Saturday Night is the coolest period ahead with temperatures near 48 degrees F.
The strongest winds are forecast for Thursday at about 5 to 15 mph S.
Precipitation is mentioned in 6 upcoming forecast periods.
Forecast Details
- Last updated
- Apr 21, 2026 1:59 PM CDT
- Coverage
- 6 days
- Time zone
- America/Chicago
- Forecast office
- DVN
- Radar station
- KLOT
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Partly cloudy, with a low around 59. South wind around 5 mph.
Mostly sunny, with a high near 81.
A chance of showers and thunderstorms between 7pm and 1am, then showers and thunderstorms likely. Mostly cloudy, with a low around 62. Chance of precipitation is 60%.
Showers and thunderstorms likely before 1pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 76. Chance of precipitation is 60%.
A chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 51. Chance of precipitation is 50%.
Mostly sunny, with a high near 71.
Partly cloudy, with a low around 48.
Mostly sunny, with a high near 72.
A chance of rain showers after 7pm. Mostly cloudy, with a low around 54. Chance of precipitation is 40%.
A chance of rain showers before 7am, then showers and thunderstorms likely. Mostly cloudy, with a high near 70. Chance of precipitation is 60%.
Showers and thunderstorms likely before 7pm, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 49. Chance of precipitation is 60%.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Wednesday
Apr 22
|
Mostly Sunny
|
77°F |
5 mph
SW
|
|
Wednesday Night
Apr 22
|
Partly Cloudy
|
59°F |
5 mph
S
|
|
Thursday
Apr 23
|
Mostly Sunny
|
81°F |
5 to 15 mph
S
|
|
Thursday Night
Apr 23
|
Chance Showers And Thunderstorms
|
62°F |
15 mph
S
|
|
Friday
Apr 24
|
Showers And Thunderstorms Likely
|
76°F |
10 to 15 mph
SW
|
|
Friday Night
Apr 24
|
Chance Showers And Thunderstorms
|
51°F |
5 to 10 mph
NW
|
|
Saturday
Apr 25
|
Mostly Sunny
|
71°F |
5 to 10 mph
N
|
|
Saturday Night
Apr 25
|
Partly Cloudy
|
48°F |
5 to 10 mph
NE
|
|
Sunday
Apr 26
|
Mostly Sunny
|
72°F |
5 to 10 mph
E
|
|
Sunday Night
Apr 26
|
Chance Rain Showers
|
54°F |
10 to 15 mph
E
|
|
Monday
Apr 27
|
Showers And Thunderstorms Likely
|
70°F |
15 mph
SE
|
|
Monday Night
Apr 27
|
Showers And Thunderstorms Likely then Chance Showers And Thunderstorms
|
49°F |
10 to 15 mph
SW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Dalzell.