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Harrison Lake, Indiana Weather Forecast
Harrison Lake, Indiana Weather
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Weather Forecast for Harrison Lake, Indiana : Fountain County
Issued: 12:15 pm EST Nov 4, 2025 Latitude: 40.166983 Longitude: -87.2377872 View on Google Maps

MouseOver for Detail Forecast
This Afternoon Tonight Wednesday Thursday Friday Saturday Sunday Monday
Mostly Sunny on This Afternoon Mostly Clear on Tonight Sunny on Wednesday Mostly Sunny on Thursday 70% chance of thunderstorms on Friday Mostly Sunny on Saturday 20% chance of  on Sunday Mostly Sunny on Monday
High: 65°F Low: 49°F High: 67°F High: 60°F High: 64°F High: 58°F High: 44°F High: 40°F
Low: 31°F Low: 46°F Low: 37°F Low: 37°F Low: 22°F  
Mostly Sunny Mostly Clear Sunny Mostly Sunny Thunderstorms Mostly Sunny Partly Sunny Mostly Sunny
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Current Conditions at
LAFAYETTE - (KLAF)
64°
Clear
as of 11:54 AM EST
Rel. Humidity: 22%
Dew Point: 25°F
Visibility: 10 Miles
Pressure: 30.30 in.
Flight Rule: VFR
Wind Data
8 MPH
180° South
Cloud Level(s): Clear
Current Conditions at
EDGAR COUNTY ARPT - (KPRG)
63°
Clear
as of 11:15 AM CST
Rel. Humidity: 27%
Dew Point: 28°F
Visibility: 10 Miles
Pressure: 30.29 in.
Flight Rule: VFR
Wind Data
15 MPH
Gust: 20 MPH
170° South
Cloud Level(s): Clear
Current Conditions at
TERRE HAUTE - (KHUF)
61°
Clear
as of 11:53 AM EST
Rel. Humidity: 48%
Dew Point: 41°F
Visibility: 10 Miles
Pressure: 30.32 in.
Flight Rule: VFR
Wind Data
7 MPH
Cloud Level(s): Clear
Mostly Sunny on This Afternoon This Afternoon... Mostly sunny, with a high near 65. South wind 8 to 13 mph, with gusts as high as 22 mph.

Mostly Clear on Tonight Tonight... Mostly clear, with a low around 49. South southwest wind 11 to 15 mph, with gusts as high as 26 mph.

Sunny on Wednesday Wednesday... Sunny, with a high near 67. Breezy, with a southwest wind 15 to 20 mph becoming northwest in the afternoon. Winds could gust as high as 28 mph.

Mostly Clear on Wednesday Night Wednesday Night... Mostly clear, with a low around 31. North northwest wind 5 to 9 mph becoming calm in the evening.

Mostly Sunny on Thursday Thursday... Mostly sunny, with a high near 60. Light east wind becoming south southeast 5 to 10 mph in the afternoon.

40% chance of rain Thursday Night Thursday Night... A 40 percent chance of showers after 1am. Mostly cloudy, with a low around 46. South wind 9 to 15 mph, with gusts as high as 23 mph.

70% chance of thunderstorms Friday Friday... Showers likely before 10am, then showers likely and possibly a thunderstorm between 10am and 1pm, then a slight chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 64. South southwest wind 15 to 17 mph becoming west in the afternoon. Winds could gust as high as 23 mph. Chance of precipitation is 70%.

Cloudy on Friday Night Friday Night... Partly cloudy, with a low around 37. West northwest wind 6 to 10 mph.

Mostly Sunny on Saturday Saturday... Mostly sunny, with a high near 58. West southwest wind 5 to 9 mph.

50% chance of rain Saturday Night Saturday Night... A 50 percent chance of showers. Mostly cloudy, with a low around 37. Southwest wind 7 to 10 mph becoming northwest after midnight.

20% chance of  Sunday Sunday... A 20 percent chance of showers. Partly sunny, with a high near 44.

Cloudy on Sunday Night Sunday Night... Partly cloudy, with a low around 22.

Mostly Sunny on Monday Monday... Mostly sunny, with a high near 40.

Current Radar Image


Sun Almanac for Harrison Lake, Indiana
Sunrise: 07:22 AM
Sunset: 5:43 PM
Civil Sunrise:06:54 AM
Civil Sunset: 6:11 PM
Nautical Sunrise: 06:22 AM
Nautical Sunset: 6:43 PM
Astro Sunrise: 05:50 AM
Astro Sunset: 7:15 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.