Weather forecast for tomorrow
Waterloo, IL

Weather forecast for tomorrow

Tuesday, Jun 17.

AM Clouds / PM Sun
5:35 am

8:28 pm
CDT
AM Clouds / PM Sun
88°F / 70°F
  • Wind: 5mph SSW
  • Humidity: 74%
  • Precip. probability: 17%
  • Precipitation: 0.24"
  • UV index: 10
Tomorrow, in Waterloo, the day will start gloomy and cloudy, but expect a transition to sunny conditions later on.
The likelihood of rainfall is low, and light precipitation is predicted. The temperature variation is expected to range from a maximum of a humid 87.8°F to a minimum of a delightful 69.8°F.
The maximum heat index, which integrates air moisture with ambient temperature, is assessed at a fiery hot 102.2°F. Note that heat index values are valued for light wind and location in the shade. Be aware that direct exposure to sunlight increases heat impact and may raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees.
Forecasts show the temperature expected to reach the usual June high of 84.6°F.
Sunrise will be at 5:35 am and sunset at 8:28 pm; tomorrow's daylight will last for 14h and 53min.

Frequently asked questions

What is the weather forecast for Waterloo for tomorrow?
On Tuesday, expect a cloudy start to the day, but conditions will clear, allowing for a bright and sunny afternoon.
Will it rain tomorrow?
Light precipitation of 0.24" is expected. The possibility of rainfall is low at 17%.
What will be the maximum temperature tomorrow?
Tomorrow, the highest temperature will be 87.8°F, while the lowest temperature will be 69.8°F. The maximum heat index, which indicates how humid air affects the felt temperature, is computed to be 102.2°F.
The highest temperature will be in line with the average maximum of 84.6°F in June. The lowest temperature will be also in line with the average low of 66.6°F.
When are sunrise and sunset tomorrow?
On Tuesday, in Waterloo, sunrise will be at 5:35 am and sunset at 8:28 pm (CDT).
How long will the day be tomorrow in Waterloo?
Tomorrow in Waterloo, the daylight will last for 14h and 53min.

Hourly weather forecast

12 am
  • 72°F
  • Feels like:
    72°F
Partly Cloudy
Partly Cloudy
  • Wind: 4mph SE
  • Pressure: 29.83"Hg
  • Humidity: 97%
  • Precip. probability: 4%
  • Precipitation: 0"
  • Visibility: 7mi
2 am
  • 70°F
  • Feels like:
    70°F
Cloudy
Cloudy
  • Wind: 1mph SSE
  • Pressure: 29.83"Hg
  • Humidity: 97%
  • Precip. probability: 3%
  • Precipitation: 0"
  • Visibility: 4mi
4 am
  • 68°F
  • Feels like:
    68°F
Foggy
Foggy
  • Wind: 0mph S
  • Pressure: 29.83"Hg
  • Humidity: 100%
  • Precip. probability: 5%
  • Precipitation: 0"
  • Visibility: 0mi
Sunrise: 5:35 am
6 am
  • 68°F
  • Feels like:
    72°F
Foggy
Foggy
  • Wind: 1mph SSW
  • Pressure: 29.83"Hg
  • Humidity: 100%
  • Precip. probability: 9%
  • Precipitation: 0"
  • Visibility: 0mi
8 am
  • 72°F
  • Feels like:
    75°F
Cloudy
Cloudy
  • Wind: 2mph SW
  • Pressure: 29.83"Hg
  • Humidity: 94%
  • Precip. probability: 18%
  • Precipitation: 0"
  • Visibility: 2mi
10 am
  • 77°F
  • Feels like:
    81°F
Cloudy
Cloudy
  • Wind: 3mph SSW
  • Pressure: 29.83"Hg
  • Humidity: 84%
  • Precip. probability: 11%
  • Precipitation: 0"
  • Visibility: 10mi
12 pm
  • 81°F
  • Feels like:
    86°F
Partly Cloudy
Partly Cloudy
  • Wind: 4mph SSW
  • Pressure: 29.83"Hg
  • Humidity: 71%
  • Precip. probability: 3%
  • Precipitation: 0"
  • Visibility: 10mi
2 pm
  • 84°F
  • Feels like:
    90°F
Partly Cloudy
Partly Cloudy
  • Wind: 4mph SSW
  • Pressure: 29.8"Hg
  • Humidity: 63%
  • Precip. probability: 2%
  • Precipitation: 0"
  • Visibility: 10mi
4 pm
  • 86°F
  • Feels like:
    91°F
Partly Cloudy
Partly Cloudy
  • Wind: 4mph SW
  • Pressure: 29.77"Hg
  • Humidity: 59%
  • Precip. probability: 1%
  • Precipitation: 0"
  • Visibility: 10mi
6 pm
  • 84°F
  • Feels like:
    90°F
Mostly Sunny
Mostly Sunny
  • Wind: 5mph S
  • Pressure: 29.74"Hg
  • Humidity: 61%
  • Precip. probability: 1%
  • Precipitation: 0"
  • Visibility: 10mi
8 pm
  • 81°F
  • Feels like:
    86°F
Partly Cloudy
Partly Cloudy
  • Wind: 4mph S
  • Pressure: 29.74"Hg
  • Humidity: 72%
  • Precip. probability: 15%
  • Precipitation: 0"
  • Visibility: 10mi
Sunset: 8:28 pm
10 pm
  • 77°F
  • Feels like:
    81°F
Mostly Cloudy
Mostly Cloudy
  • Wind: 4mph S
  • Pressure: 29.77"Hg
  • Humidity: 82%
  • Precip. probability: 15%
  • Precipitation: 0"
  • Visibility: 10mi
Tomorrow, on Tuesday, a combination of primarily cloud-filled and occasionally hazy and mostly clear weather is forecasted.
The temperature will vary between a minimum of 68°F and a maximum of 86°F. The hottest part of the day will be at 4 pm and 5 pm.
The high temperature is expected to be in line with June's usual value of 84.6°F. The lowest temperature is also resembling June's typical minimum of 66.6°F.
Updated: Jun 17, 2025 @ 02:32:43 UTC
Published by: Weather U.S. | About Us
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