Big Island, Ohio Weather
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Weather Forecast for Big Island, Ohio : Marion County
Issued: 9:11 am EDT Jul 5, 2025 Latitude: 40.6122803 Longitude: -83.2168608 View on Google Maps

MouseOver for Detail Forecast
Today Tonight Sunday Monday Tuesday Wednesday Thursday Friday
Sunny on Today Mostly Clear on Tonight 30% chance of thunderstorms on Sunday 60% chance of thunderstorms on Monday Mostly Sunny on Tuesday 30% chance of thunderstorms on Wednesday 40% chance of thunderstorms on Thursday 50% chance of thunderstorms on Friday
High: 92°F Low: 70°F High: 92°F High: 85°F High: 86°F High: 88°F High: 85°F High: 87°F
Low: 70°F Low: 67°F Low: 66°F Low: 67°F Low: 67°F  
Sunny Mostly Clear Thunderstorms Thunderstorms Mostly Sunny Thunderstorms Thunderstorms Thunderstorms
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Current Conditions at
MARION - (KMNN)
79°
Clear
as of 8:53 AM EDST
Rel. Humidity: 74%
Dew Point: 70°F
Visibility: 7 Miles
Pressure: 30.14 in.
Flight Rule: VFR
Wind Data
5 MPH
210° Southwest
Cloud Level(s): Clear
Current Conditions at
FINDLAY - (KFDY)
81°
Clear
as of 8:53 AM EDST
Rel. Humidity: 61%
Dew Point: 66°F
Visibility: 10 Miles
Pressure: 30.11 in.
Flight Rule: VFR
Wind Data
3 MPH
200° South
Cloud Level(s): Clear
Current Conditions at
OHIO STATE UNIV - (KOSU)
79°
Clear
as of 8:53 AM EDST
Rel. Humidity: 65%
Dew Point: 66°F
Visibility: 10 Miles
Pressure: 30.14 in.
Flight Rule: VFR
Wind Data
3 MPH
210° Southwest
Cloud Level(s): Clear
Current Conditions at
MANSFIELD - (KMFD)
79°
Clear
as of 8:52 AM EDST
Rel. Humidity: 65%
Dew Point: 66°F
Visibility: 10 Miles
Pressure: 30.15 in.
Flight Rule: VFR
Wind Data
5 MPH
210° Southwest
Cloud Level(s): Clear
Sunny on Today Today... Sunny, with a high near 92. Southwest wind 6 to 8 mph.
Mostly Clear on Tonight Tonight... Mostly clear, with a low around 70. South wind around 6 mph.
30% chance of thunderstorms Sunday Sunday... A chance of showers and thunderstorms after 2pm. Sunny, then becoming partly sunny during the afternoon, with a high near 92. Heat index values as high as 96. Southwest wind 7 to 13 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
30% chance of thunderstorms Sunday Night Sunday Night... A chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 70. Southwest wind 5 to 9 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
60% chance of thunderstorms Monday Monday... Showers and thunderstorms likely, mainly after 2pm. Partly sunny, with a high near 85. Southwest wind 5 to 8 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
60% chance of thunderstorms Monday Night Monday Night... Showers and thunderstorms likely, mainly before 8pm. Mostly cloudy, with a low around 67. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Mostly Sunny on Tuesday Tuesday... Mostly sunny, with a high near 86.
Cloudy on Tuesday Night Tuesday Night... Partly cloudy, with a low around 66.
30% chance of thunderstorms Wednesday Wednesday... A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 88. Chance of precipitation is 30%.
30% chance of thunderstorms Wednesday Night Wednesday Night... A chance of showers and thunderstorms before 8pm. Mostly cloudy, with a low around 67. Chance of precipitation is 30%.
40% chance of thunderstorms Thursday Thursday... A chance of showers and thunderstorms. Mostly cloudy, with a high near 85. Chance of precipitation is 40%.
30% chance of thunderstorms Thursday Night Thursday Night... A chance of showers and thunderstorms. Mostly cloudy, with a low around 67. Chance of precipitation is 30%.
50% chance of thunderstorms Friday Friday... A chance of showers and thunderstorms. Partly sunny, with a high near 87. Chance of precipitation is 50%.
Current Radar Image


Sun Almanac for Big Island, Ohio
Sunrise: 06:08 AM
Sunset: 9:07 PM
Civil Sunrise:05:35 AM
Civil Sunset: 9:40 PM
Nautical Sunrise: 04:54 AM
Nautical Sunset: 10:21 PM
Astro Sunrise: 04:05 AM
Astro Sunset: 11:10 PM
Any use of the information on this page is at your own risk. This information should not be relied upon in life-threatening situations, potential financial loss situations or in lieu of any officially disseminated information. Visit the National Weather Service for official information.