Weather forecast for tomorrow
Guernsey, IA

Weather forecast for tomorrow

Friday, Jun 20.

AM Thunderstorms
5:33 am

8:48 pm
CDT
AM Thunderstorms
91°F / 77°F
  • Wind: 20mph S
  • Humidity: 69%
  • Precip. probability: 79%
  • Precipitation: 0.43"
  • UV index: 9
Tomorrow, in Guernsey, rainy weather with thunder and lightning is forecasted for the morning hours.
The likelihood of rainfall is high, and precipitation will be moderate. The temperature is anticipated to vary between a maximum of a humid 91.4°F and a minimum of a temperate 77°F.
The maximum heat index, which modifies the air temperature to account for humidity, is assessed at an extremely hot 109.4°F. Note that heat index values are valued for light wind and location in the shade. With exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
The day’s maximum of 91.4°F shows a shift toward July's pattern over June's.
Sunrise will be at 5:33 am and sunset at 8:48 pm; tomorrow's daylight will last for 15h and 16min.

Frequently asked questions

What is the weather forecast for Guernsey for tomorrow?
On Friday, in Guernsey, thunderstorms are expected in the morning, with occasional lightning and heavy downpours.
Will it rain tomorrow?
Moderate precipitation of 0.43" is anticipated. The possibility of rainfall is 79%.
What will be the highest temperature tomorrow?
Tomorrow, the maximum temperature will be 91.4°F, while the minimum temperature will be 77°F. The maximum heat index, which calculates the temperature value influenced by the moisture in the air, is appraised at 109.4°F.
The highest temperature will be notably higher than the average maximum of 78.6°F in June. The lowest temperature will be also significantly higher than the average low of 62.2°F.
When are sunrise and sunset tomorrow?
On Friday, in Guernsey, sunrise will be at 5:33 am and sunset at 8:48 pm (CDT).
How long will the day be tomorrow?
Tomorrow in Guernsey, the daylight will last for 15h and 16min.

Hourly weather forecast

12 am
  • 72°F
  • Feels like:
    72°F
Partly Cloudy
Partly Cloudy
  • Wind: 7mph SSW
  • Pressure: 29.91"Hg
  • Humidity: 76%
  • Precip. probability: 8%
  • Precipitation: 0"
  • Visibility: 10mi
2 am
  • 72°F
  • Feels like:
    72°F
Mostly Cloudy
Mostly Cloudy
  • Wind: 7mph SSW
  • Pressure: 29.88"Hg
  • Humidity: 75%
  • Precip. probability: 7%
  • Precipitation: 0"
  • Visibility: 10mi
4 am
  • 70°F
  • Feels like:
    70°F
Mostly Cloudy
Mostly Cloudy
  • Wind: 7mph S
  • Pressure: 29.85"Hg
  • Humidity: 78%
  • Precip. probability: 24%
  • Precipitation: 0"
  • Visibility: 10mi
Sunrise: 5:33 am
6 am
  • 68°F
  • Feels like:
    70°F
Showers
Showers
  • Wind: 7mph S
  • Pressure: 29.88"Hg
  • Humidity: 84%
  • Precip. probability: 54%
  • Precipitation: 0.04"
  • Visibility: 7mi
8 am
  • 72°F
  • Feels like:
    72°F
Few Showers
Few Showers
  • Wind: 11mph S
  • Pressure: 29.85"Hg
  • Humidity: 79%
  • Precip. probability: 34%
  • Precipitation: 0.04"
  • Visibility: 10mi
10 am
  • 75°F
  • Feels like:
    77°F
Thunderstorms
Thunderstorms
  • Wind: 13mph S
  • Pressure: 29.85"Hg
  • Humidity: 75%
  • Precip. probability: 80%
  • Precipitation: 0.31"
  • Visibility: 6mi
12 pm
  • 79°F
  • Feels like:
    82°F
Scattered Thunderstorms
Scattered Thunderstorms
  • Wind: 16mph SSE
  • Pressure: 29.83"Hg
  • Humidity: 72%
  • Precip. probability: 37%
  • Precipitation: 0.04"
  • Visibility: 7mi
2 pm
  • 84°F
  • Feels like:
    91°F
Partly Cloudy / Wind
Partly Cloudy / Wind
  • Wind: 20mph S
  • Pressure: 29.77"Hg
  • Humidity: 65%
  • Precip. probability: 15%
  • Precipitation: 0"
  • Visibility: 10mi
4 pm
  • 90°F
  • Feels like:
    99°F
Partly Cloudy / Wind
Partly Cloudy / Wind
  • Wind: 20mph S
  • Pressure: 29.71"Hg
  • Humidity: 59%
  • Precip. probability: 15%
  • Precipitation: 0"
  • Visibility: 10mi
6 pm
  • 91°F
  • Feels like:
    102°F
Sunny
Sunny
  • Wind: 18mph S
  • Pressure: 29.65"Hg
  • Humidity: 59%
  • Precip. probability: 2%
  • Precipitation: 0"
  • Visibility: 10mi
8 pm
  • 88°F
  • Feels like:
    97°F
Sunny
Sunny
  • Wind: 16mph S
  • Pressure: 29.65"Hg
  • Humidity: 62%
  • Precip. probability: 2%
  • Precipitation: 0"
  • Visibility: 10mi
Sunset: 8:48 pm
10 pm
  • 84°F
  • Feels like:
    91°F
Clear
Clear
  • Wind: 16mph SSW
  • Pressure: 29.68"Hg
  • Humidity: 70%
  • Precip. probability: 3%
  • Precipitation: 0"
  • Visibility: 10mi
Tomorrow, on Friday, weather will be unstable, and a mix of dull, bright, lightning-active and wet weather is anticipated.
Rainfall is forecasted from 6 am to 12 pm. With moderate precipitation of 0.31", most rainfall is expected at 10 am.
The temperature will vary between the lowest temperature of 68°F and the highest temperature of 91.4°F. The feels-like temperature will be between a minimum of 69.8°F and a maximum of 102.2°F. The hottest part of the day is expected around 6 pm.
The forecasted high is more alike with July's typical maximum of 81.1°F than the usual for June. The expected low will be also more in line with what’s common in July than the current June average of 62.2°F.
Updated: Jun 19, 2025 @ 19:06:01 UTC
Published by: Weather U.S. | About Us
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