Weather forecast for tomorrow
Sullivan, WI

Weather forecast for tomorrow

Tuesday, Jun 17.

PM Thunderstorms
5:12 am

8:37 pm
CDT
PM Thunderstorms
84°F / 64°F
  • Wind: 9mph WSW
  • Humidity: 69%
  • Precip. probability: 42%
  • Precipitation: 0.31"
  • UV index: 8
Tomorrow, in Sullivan, thunderstorms are forecasted to develop with occasional lightning.
With a low probability, light precipitation is anticipated. Expected temperatures will peak at a moderately hot 84.2°F and dip to a minimum of a comfortable 64.4°F.
The maximum heat index, which reflects the perceived temperature due to humidity levels, is evaluated at a hot 91.4°F. Note that heat index values are valued for light wind and location in the shade.
With a forecast of 84.2°F, the day’s weather feels closer to July than June.
Sunrise will be at 5:12 am and sunset at 8:37 pm; tomorrow's daylight will last for 15h and 25min.

Frequently asked questions

What is the weather forecast for Sullivan for tomorrow?
On Tuesday, expect thunderstorms and downpours in the afternoon.
Will it rain tomorrow?
Light precipitation of 0.31" is predicted in Sullivan. The possibility of rainfall is 42%.
What will be the maximum 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 calculates the temperature value influenced by the moisture in the air, is assessed at 91.4°F.
The maximum temperature will be uncommonly higher than the average highest temperature of 74.8°F in June. The lowest temperature will be relatively higher than the average low of 57.4°F.
What time are sunrise and sunset tomorrow?
On Tuesday, in Sullivan, sunrise will be at 5:12 am and sunset at 8:37 pm (CDT).
How long will the day be tomorrow?
In Sullivan, Wisconsin, the length of the day tomorrow will be 15h and 25min.

Hourly weather forecast

12 am
  • 70°F
  • Feels like:
    70°F
Partly Cloudy
Partly Cloudy
  • Wind: 4mph S
  • Pressure: 29.8"Hg
  • Humidity: 72%
  • Precip. probability: 4%
  • Precipitation: 0"
  • Visibility: 10mi
2 am
  • 68°F
  • Feels like:
    68°F
Mostly Cloudy
Mostly Cloudy
  • Wind: 6mph SSW
  • Pressure: 29.8"Hg
  • Humidity: 80%
  • Precip. probability: 8%
  • Precipitation: 0"
  • Visibility: 10mi
4 am
  • 68°F
  • Feels like:
    68°F
Partly Cloudy
Partly Cloudy
  • Wind: 6mph SW
  • Pressure: 29.77"Hg
  • Humidity: 88%
  • Precip. probability: 19%
  • Precipitation: 0"
  • Visibility: 10mi
Sunrise: 5:12 am
6 am
  • 66°F
  • Feels like:
    68°F
Showers
Showers
  • Wind: 5mph SW
  • Pressure: 29.77"Hg
  • Humidity: 93%
  • Precip. probability: 38%
  • Precipitation: 0.04"
  • Visibility: 7mi
8 am
  • 72°F
  • Feels like:
    73°F
Partly Cloudy
Partly Cloudy
  • Wind: 7mph SW
  • Pressure: 29.77"Hg
  • Humidity: 86%
  • Precip. probability: 13%
  • Precipitation: 0"
  • Visibility: 10mi
10 am
  • 77°F
  • Feels like:
    81°F
Partly Cloudy
Partly Cloudy
  • Wind: 9mph WSW
  • Pressure: 29.74"Hg
  • Humidity: 74%
  • Precip. probability: 7%
  • Precipitation: 0"
  • Visibility: 10mi
12 pm
  • 81°F
  • Feels like:
    84°F
Partly Cloudy
Partly Cloudy
  • Wind: 8mph WSW
  • Pressure: 29.74"Hg
  • Humidity: 64%
  • Precip. probability: 12%
  • Precipitation: 0"
  • Visibility: 10mi
2 pm
  • 82°F
  • Feels like:
    86°F
Partly Cloudy
Partly Cloudy
  • Wind: 7mph W
  • Pressure: 29.74"Hg
  • Humidity: 59%
  • Precip. probability: 15%
  • Precipitation: 0"
  • Visibility: 10mi
4 pm
  • 82°F
  • Feels like:
    86°F
Scattered Thunderstorms
Scattered Thunderstorms
  • Wind: 7mph W
  • Pressure: 29.71"Hg
  • Humidity: 57%
  • Precip. probability: 36%
  • Precipitation: 0.08"
  • Visibility: 7mi
6 pm
  • 77°F
  • Feels like:
    81°F
Scattered Thunderstorms
Scattered Thunderstorms
  • Wind: 7mph W
  • Pressure: 29.74"Hg
  • Humidity: 68%
  • Precip. probability: 42%
  • Precipitation: 0.08"
  • Visibility: 7mi
8 pm
  • 75°F
  • Feels like:
    75°F
Showers
Showers
  • Wind: 4mph W
  • Pressure: 29.74"Hg
  • Humidity: 72%
  • Precip. probability: 42%
  • Precipitation: 0.04"
  • Visibility: 7mi
Sunset: 8:37 pm
10 pm
  • 68°F
  • Feels like:
    70°F
Cloudy
Cloudy
  • Wind: 3mph WSW
  • Pressure: 29.74"Hg
  • Humidity: 85%
  • Precip. probability: 19%
  • Precipitation: 0"
  • Visibility: 7mi
Tomorrow, a combination of primarily gloomy and occasionally rain-filled and stormy weather is anticipated.
Rainfall is expected at 5 am, 6 am, and from 4 pm to 9 pm. With light precipitation of 0.12", most rainfall is expected at 5 pm.
The temperature will be between the lowest temperature of 66.2°F and the highest temperature of 84.2°F. The hottest part of the day is expected around 3 pm.
The forecasted high is more consistent with July's typical maximum of 79.3°F than the usual for June. Forecast models suggest a low also more comparable to July's typical minimum of 61.5°F than June's usual 57.4°F.
Updated: Jun 17, 2025 @ 02:21:23 UTC
Published by: Weather U.S. | About Us
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