Weather forecast for tomorrow
Tuesday, Jun 17.
5:29 am
8:15 pm
CDT
8:15 pm
CDT
Thunderstorms
81°F / 73°F
- Wind: 7mph SSW
- Humidity: 89%
- Precip. probability: 72%
- Precipitation: 0.28"
- UV index: 4
On Tuesday, June 17, storm systems may continue to produce thunderstorms.
With a high probability, light precipitation is predicted for tomorrow. Temperature measurements will peak at a moderately hot 80.6°F, with a slight decrease to a low of a warm 73.4°F.
The maximum heat index, which reflects the perceived temperature due to humidity levels, is computed to be a blazing 87.8°F. Note that heat index values are valued for light wind and location in the shade.
The anticipated top temperature is expected to be slightly cooler than the usual June maximum of 84.7°F.
Sunrise will be at 5:29 am and sunset at 8:15 pm; tomorrow's daylight will last for 14h and 46min.
With a high probability, light precipitation is predicted for tomorrow. Temperature measurements will peak at a moderately hot 80.6°F, with a slight decrease to a low of a warm 73.4°F.
The maximum heat index, which reflects the perceived temperature due to humidity levels, is computed to be a blazing 87.8°F. Note that heat index values are valued for light wind and location in the shade.
The anticipated top temperature is expected to be slightly cooler than the usual June maximum of 84.7°F.
Sunrise will be at 5:29 am and sunset at 8:15 pm; tomorrow's daylight will last for 14h and 46min.
Frequently asked questions
What is the weather forecast for Lewistown for tomorrow?
On Tuesday, in Lewistown, thunderstorms are possible with changing conditions.
Will it rain tomorrow?
Light precipitation of 0.28" is forecasted. The likelihood of rainfall is 72%.
What will be the highest temperature tomorrow?
Tomorrow, the highest temperature will be 80.6°F, while the lowest temperature will be 73.4°F. The maximum heat index, which factors the actual air temperature with the relative humidity, is calculated to be 87.8°F.
The highest temperature will be slightly cooler than the average maximum of 84.7°F in June. The lowest temperature will be also relatively higher than the average low of 66°F.
The highest temperature will be slightly cooler than the average maximum of 84.7°F in June. The lowest temperature will be also relatively higher than the average low of 66°F.
What time are sunrise and sunset tomorrow?
On Tuesday, in Lewistown, sunrise will be at 5:29 am and sunset at 8:15 pm (CDT).
How many hours of daylight will Lewistown have tomorrow?
Tomorrow, the daylight will last for 14h and 46min.
Hourly weather forecast
12 am
- 73°F
- Feels like:
75°F
Showers
- Wind: 4mph SSE
- Pressure: 29.88"Hg
- Humidity: 97%
- Precip. probability: 54%
- Precipitation: 0.04"
- Visibility: 6mi
2 am
- 73°F
- Feels like:
75°F
Showers
- Wind: 5mph S
- Pressure: 29.88"Hg
- Humidity: 98%
- Precip. probability: 45%
- Precipitation: 0.04"
- Visibility: 7mi
4 am
- 73°F
- Feels like:
75°F
Few Showers
- Wind: 4mph S
- Pressure: 29.85"Hg
- Humidity: 96%
- Precip. probability: 32%
- Precipitation: 0.04"
- Visibility: 6mi
Sunrise: 5:29 am
6 am
- 72°F
- Feels like:
75°F
Showers
- Wind: 5mph S
- Pressure: 29.85"Hg
- Humidity: 98%
- Precip. probability: 52%
- Precipitation: 0.04"
- Visibility: 4mi
8 am
- 73°F
- Feels like:
75°F
Thunderstorms
- Wind: 6mph S
- Pressure: 29.88"Hg
- Humidity: 97%
- Precip. probability: 72%
- Precipitation: 0.08"
- Visibility: 4mi
10 am
- 73°F
- Feels like:
77°F
Showers
- Wind: 6mph SSW
- Pressure: 29.88"Hg
- Humidity: 94%
- Precip. probability: 55%
- Precipitation: 0.04"
- Visibility: 7mi
12 pm
- 75°F
- Feels like:
81°F
Showers
- Wind: 6mph SSW
- Pressure: 29.88"Hg
- Humidity: 90%
- Precip. probability: 49%
- Precipitation: 0.04"
- Visibility: 7mi
2 pm
- 79°F
- Feels like:
84°F
Cloudy
- Wind: 7mph SSW
- Pressure: 29.85"Hg
- Humidity: 84%
- Precip. probability: 24%
- Precipitation: 0"
- Visibility: 10mi
4 pm
- 79°F
- Feels like:
86°F
Cloudy
- Wind: 6mph SW
- Pressure: 29.83"Hg
- Humidity: 81%
- Precip. probability: 24%
- Precipitation: 0"
- Visibility: 10mi
6 pm
- 79°F
- Feels like:
86°F
Cloudy
- Wind: 7mph SSW
- Pressure: 29.8"Hg
- Humidity: 81%
- Precip. probability: 19%
- Precipitation: 0"
- Visibility: 10mi
8 pm
- 77°F
- Feels like:
82°F
Mostly Cloudy
- Wind: 4mph SSW
- Pressure: 29.83"Hg
- Humidity: 89%
- Precip. probability: 15%
- Precipitation: 0"
- Visibility: 10mi
Sunset: 8:15 pm
10 pm
- 75°F
- Feels like:
81°F
Partly Cloudy
- Wind: 4mph S
- Pressure: 29.85"Hg
- Humidity: 96%
- Precip. probability: 18%
- Precipitation: 0"
- Visibility: 9mi
Tomorrow, a combination of rainy, cloudy and thunderstorm-prone weather is predicted.
Rainfall is anticipated from 12 am to 1 pm and at 3 pm. With light precipitation of 0.12", most rainfall is expected at 1 am.
The temperature will be between a minimum of 71.6°F and a maximum of 80.6°F. The warmest part of the day is expected around 5 pm.
The forecasted high will be a few degrees lower than the typical June maximum of 84.7°F. Forecast models suggest a low more in line with July's typical minimum of 68.5°F than June's usual 66°F.
Rainfall is anticipated from 12 am to 1 pm and at 3 pm. With light precipitation of 0.12", most rainfall is expected at 1 am.
The temperature will be between a minimum of 71.6°F and a maximum of 80.6°F. The warmest part of the day is expected around 5 pm.
The forecasted high will be a few degrees lower than the typical June maximum of 84.7°F. Forecast models suggest a low more in line with July's typical minimum of 68.5°F than June's usual 66°F.
Updated: Jun 16, 2025 @ 18:58:47 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate