Weather forecast for tomorrow
Porterfield, IL

On Tuesday, June 17, occasional clouds will pass by, but expect bright spells.
The likelihood of rainfall for tomorrow is low, and light precipitation is forecasted. The temperature is predicted to oscillate between a maximum of a tropical 89.6°F and a minimum of a pleasant 68°F.
The maximum heat index, which represents the influence of relative humidity on air temperature, is estimated at a very hot 102.2°F. Take into consideration that the heat index values are calculated for shade and light wind conditions. Bear in mind that direct sunshine exposure increases weather impact and may raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees.
The day’s maximum of 89.6°F shows a shift toward July's pattern over June's.
Sunrise will be at 5:22 am and sunset at 8:33 pm; tomorrow's daylight will last for 15h and 11min.

Tomorrow, on Tuesday, a combination of primarily cloud-filled and occasionally stormy and clear weather is expected.
With minimal precipitation of 0.04", rainfall is expected from 7 pm to 9 pm.
The temperature will be between a minimum of 68°F and a maximum of 87.8°F. The hottest part of the day will be from 3 pm to 5 pm.
The maximum temperature will be more close to July's average high of 81°F than June's 79°F. Forecast models suggest a low also more resembling July's typical minimum of 64.6°F than June's usual 62.1°F.

---