Waterman, IL Weather Forecast
Local 7-day forecast
Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Waterman, IL in one place.
Sunny, with a high near 92. Heat index values as high as 100. West wind around 5 mph.
Local Weather Overview
This forecast page for Waterman, 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: Jul 14, 2026 9:48 PM CDT.
The active forecast window currently covers Jul 15 to Jul 21, 2026 for Waterman, IL.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jul 15 to Jul 21, 2026
- Latest sync
- Jul 14, 2026 9:48 PM CDT
- Forecast office
- LOT
- Source
- NOAA / NWS
Daily Outlook
This Week in Waterman
Wednesday looks like the warmest upcoming period in Waterman at 92 degrees F.
Monday Night is the coolest period ahead with temperatures near 67 degrees F.
The strongest winds are forecast for Saturday at about 5 to 15 mph WSW.
Precipitation is mentioned in 10 upcoming forecast periods.
Forecast Details
- Last updated
- Jul 14, 2026 9:48 PM CDT
- Coverage
- 7 days
- Time zone
- America/Chicago
- Forecast office
- LOT
- 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 73. Heat index values as high as 99. West wind 0 to 5 mph.
A slight chance of rain showers between 1pm and 4pm, then a slight chance of showers and thunderstorms. Mostly sunny, with a high near 90. Heat index values as high as 97. Southwest wind around 5 mph. Chance of precipitation is 20%.
A slight chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 71. Southeast wind 0 to 5 mph. Chance of precipitation is 20%.
A chance of showers and thunderstorms between 7am and 10am, then a chance of showers and thunderstorms between 10am and 1pm, then showers and thunderstorms likely. Mostly sunny, with a high near 88. Chance of precipitation is 60%.
Showers and thunderstorms likely before 7pm, then a slight chance of showers and thunderstorms between 7pm and 1am. Partly cloudy, with a low around 71.
A slight chance of showers and thunderstorms after 1pm. Sunny, with a high near 90.
A slight chance of showers and thunderstorms before 1am. Mostly clear, with a low around 69.
Sunny, with a high near 87.
A slight chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 68.
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 87.
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 67.
A slight chance of rain showers before 7am. Mostly sunny, with a high near 83.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Wednesday
Jul 15
|
Sunny
|
92°F |
5 mph
W
|
|
Wednesday Night
Jul 15
|
Partly Cloudy
|
73°F |
0 to 5 mph
W
|
|
Thursday
Jul 16
|
Mostly Sunny then Slight Chance Showers And Thunderstorms
|
90°F |
5 mph
SW
|
|
Thursday Night
Jul 16
|
Slight Chance Showers And Thunderstorms then Partly Cloudy
|
71°F |
0 to 5 mph
SE
|
|
Friday
Jul 17
|
Chance Showers And Thunderstorms
|
88°F |
0 to 5 mph
S
|
|
Friday Night
Jul 17
|
Showers And Thunderstorms Likely then Slight Chance Showers And Thunderstorms
|
71°F |
5 mph
SW
|
|
Saturday
Jul 18
|
Sunny then Slight Chance Showers And Thunderstorms
|
90°F |
5 to 15 mph
WSW
|
|
Saturday Night
Jul 18
|
Slight Chance Showers And Thunderstorms
|
69°F |
5 to 10 mph
NNW
|
|
Sunday
Jul 19
|
Sunny
|
87°F |
5 mph
SE
|
|
Sunday Night
Jul 19
|
Partly Cloudy then Slight Chance Showers And Thunderstorms
|
68°F |
5 mph
SSW
|
|
Monday
Jul 20
|
Slight Chance Showers And Thunderstorms
|
87°F |
5 to 15 mph
WSW
|
|
Monday Night
Jul 20
|
Slight Chance Showers And Thunderstorms
|
67°F |
10 mph
W
|
|
Tuesday
Jul 21
|
Slight Chance Rain Showers then Mostly Sunny
|
83°F |
10 to 15 mph
NW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Waterman.