Weather forecast for tomorrow
Keystone, IN

Weather forecast for tomorrow

Wednesday, Jun 18.

PM Thunderstorms / Wind
6:08 am

9:16 pm
EDT
PM Thunderstorms / Wind
84°F / 64°F
  • Wind: 24mph SSW
  • Humidity: 77%
  • Precip. probability: 72%
  • Precipitation: 0.79"
  • UV index: 7
On Wednesday, June 18, thunderstorms and windy conditions are also expected in the afternoon.
The likelihood of rainfall for tomorrow is high, and precipitation will be moderate. The highest temperature will be a moderately hot 84.2°F, while the lowest forecasted temperature is an enjoyable 64.4°F.
The maximum heat index, which indicates how humid air affects the felt temperature, is computed to be a tropical 93.2°F. Take into consideration that the heat index values are calculated for shade and light wind conditions.
An unusual hotter pattern is expected, as the day’s high matches July's typical max of 81.1°F.
Sunrise will be at 6:08 am and sunset at 9:16 pm; tomorrow's daylight will last for 15h and 8min.

Frequently asked questions

What is the weather forecast for Keystone for tomorrow?
On Wednesday, in Keystone, stormy conditions with thunder and lightning are expected in the afternoon.
Will it rain tomorrow?
Moderate precipitation of 0.79" is anticipated. The likelihood of rainfall is 72%.
What will be the highest temperature tomorrow?
Tomorrow, the maximum temperature will be 84.2°F, while the minimum temperature will be 64.4°F. The maximum heat index, which represents the influence of relative humidity on air temperature, is appraised at 93.2°F.
The maximum temperature will be a few degrees higher than the average highest temperature of 78.3°F in June. The lowest temperature will be in line with the average low of 61.9°F.
When are sunrise and sunset tomorrow?
On Wednesday, in Keystone, sunrise will be at 6:08 am and sunset at 9:16 pm (EDT).
How many hours of daylight will Keystone have tomorrow?
In Keystone, tomorrow, there will be 15h and 8min of daylight.

Hourly weather forecast

12 am
  • 73°F
  • Feels like:
    75°F
Partly Cloudy
Partly Cloudy
  • Wind: 6mph SSW
  • Pressure: 29.83"Hg
  • Humidity: 87%
  • Precip. probability: 15%
  • Precipitation: 0"
  • Visibility: 10mi
2 am
  • 72°F
  • Feels like:
    73°F
Partly Cloudy
Partly Cloudy
  • Wind: 5mph SSW
  • Pressure: 29.83"Hg
  • Humidity: 92%
  • Precip. probability: 13%
  • Precipitation: 0"
  • Visibility: 9mi
4 am
  • 70°F
  • Feels like:
    73°F
Mostly Cloudy
Mostly Cloudy
  • Wind: 6mph SSW
  • Pressure: 29.83"Hg
  • Humidity: 95%
  • Precip. probability: 18%
  • Precipitation: 0"
  • Visibility: 8mi
6 am
  • 70°F
  • Feels like:
    73°F
Mostly Cloudy
Mostly Cloudy
  • Wind: 7mph SW
  • Pressure: 29.83"Hg
  • Humidity: 94%
  • Precip. probability: 20%
  • Precipitation: 0"
  • Visibility: 7mi
Sunrise: 6:08 am
8 am
  • 73°F
  • Feels like:
    75°F
Mostly Cloudy
Mostly Cloudy
  • Wind: 7mph SW
  • Pressure: 29.85"Hg
  • Humidity: 92%
  • Precip. probability: 16%
  • Precipitation: 0"
  • Visibility: 7mi
10 am
  • 77°F
  • Feels like:
    82°F
Mostly Cloudy
Mostly Cloudy
  • Wind: 10mph SSW
  • Pressure: 29.83"Hg
  • Humidity: 82%
  • Precip. probability: 21%
  • Precipitation: 0"
  • Visibility: 10mi
12 pm
  • 82°F
  • Feels like:
    86°F
Partly Cloudy
Partly Cloudy
  • Wind: 14mph SSW
  • Pressure: 29.83"Hg
  • Humidity: 70%
  • Precip. probability: 20%
  • Precipitation: 0"
  • Visibility: 10mi
2 pm
  • 82°F
  • Feels like:
    90°F
Scattered Thunderstorms
Scattered Thunderstorms
  • Wind: 19mph SSW
  • Pressure: 29.77"Hg
  • Humidity: 69%
  • Precip. probability: 39%
  • Precipitation: 0.08"
  • Visibility: 7mi
4 pm
  • 82°F
  • Feels like:
    88°F
Scattered Thunderstorms / Wind
Scattered Thunderstorms / Wind
  • Wind: 21mph SSW
  • Pressure: 29.74"Hg
  • Humidity: 68%
  • Precip. probability: 44%
  • Precipitation: 0.04"
  • Visibility: 7mi
6 pm
  • 79°F
  • Feels like:
    84°F
Showers / Wind
Showers / Wind
  • Wind: 22mph SSW
  • Pressure: 29.71"Hg
  • Humidity: 74%
  • Precip. probability: 38%
  • Precipitation: 0.04"
  • Visibility: 7mi
8 pm
  • 75°F
  • Feels like:
    77°F
Cloudy
Cloudy
  • Wind: 17mph SW
  • Pressure: 29.71"Hg
  • Humidity: 78%
  • Precip. probability: 24%
  • Precipitation: 0"
  • Visibility: 10mi
Sunset: 9:16 pm
10 pm
  • 72°F
  • Feels like:
    73°F
Scattered Thunderstorms
Scattered Thunderstorms
  • Wind: 14mph SW
  • Pressure: 29.74"Hg
  • Humidity: 85%
  • Precip. probability: 50%
  • Precipitation: 0.12"
  • Visibility: 7mi
Tomorrow, on Wednesday, a combination of primarily cloudy and occasionally thunderstorm-prone and damp weather is predicted.
Rainfall is forecasted from 1 pm to 6 pm, and from 9 pm to 11 pm. With moderate precipitation of 0.16", most rainfall is expected at 5 pm.
The temperature will vary between the lowest temperature of 69.8°F and the highest temperature of 82.4°F. The feels-like temperature will vary between a minimum of 73.4°F and a maximum of 89.6°F. The warmest part of the day will be from noon to 5 pm.
The expected temperature aligns more with July's average high than with June's 78.3°F. The expected low will be close to the average minimum in June, which is 61.9°F.
Updated: Jun 17, 2025 @ 19:28:32 UTC
Published by: Weather U.S. | About Us
Data Sources | |
Weather Forecasting & Climate
Share