National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Robinson Municipal Airport (KRSV)

Lat: 39.01°NLon: 87.65°WElev: 449ft.

Fair

39°F

4°C

Humidity 65%
Wind Speed SW 10 mph
Barometer 30.11 in
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Wind Chill32°F (0°C)
Last update 12 Jan 11:55 pm CST
Extended Forecast for

Sullivan IN

  • Overnight

    Overnight: Mostly clear, with a low around 31. South wind around 8 mph.

    Low: 31 °F

    Mostly Clear

  • Tuesday

    Tuesday: Increasing clouds, with a high near 56. West southwest wind 10 to 15 mph, with gusts as high as 30 mph.

    High: 56 °F

    Increasing
    Clouds

  • Tuesday Night

    Tuesday Night: A 20 percent chance of rain. Mostly cloudy, with a low around 35. West southwest wind 6 to 8 mph.

    Low: 35 °F

    Slight Chance
    Rain

  • Wednesday

    Wednesday: A 20 percent chance of snow after 1pm. Mostly cloudy, with a high near 42. Northwest wind 7 to 15 mph, with gusts as high as 26 mph.

    High: 42 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 16. North northwest wind 11 to 14 mph, with gusts as high as 26 mph.

    Low: 16 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 28. Northwest wind 7 to 10 mph, with gusts as high as 20 mph.

    High: 28 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A 40 percent chance of snow after 1am. Mostly cloudy, with a low around 19. South wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 19 °F

    Partly Cloudy
    then Chance
    Snow

  • Friday

    Friday: A 30 percent chance of snow. Mostly cloudy, with a high near 38. West wind 10 to 14 mph, with gusts as high as 23 mph.

    High: 38 °F

    Chance Snow

  • Friday Night

    Friday Night: A 30 percent chance of snow. Mostly cloudy, with a low around 19. West southwest wind around 9 mph.

    Low: 19 °F

    Chance Snow

Detailed Forecast

Overnight
Mostly clear, with a low around 31. South wind around 8 mph.
Tuesday
Increasing clouds, with a high near 56. West southwest wind 10 to 15 mph, with gusts as high as 30 mph.
Tuesday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 35. West southwest wind 6 to 8 mph.
Wednesday
A 20 percent chance of snow after 1pm. Mostly cloudy, with a high near 42. Northwest wind 7 to 15 mph, with gusts as high as 26 mph.
Wednesday Night
Mostly cloudy, with a low around 16. North northwest wind 11 to 14 mph, with gusts as high as 26 mph.
Thursday
Mostly sunny, with a high near 28. Northwest wind 7 to 10 mph, with gusts as high as 20 mph.
Thursday Night
A 40 percent chance of snow after 1am. Mostly cloudy, with a low around 19. South wind 5 to 10 mph, with gusts as high as 20 mph.
Friday
A 30 percent chance of snow. Mostly cloudy, with a high near 38. West wind 10 to 14 mph, with gusts as high as 23 mph.
Friday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 19. West southwest wind around 9 mph.
Saturday
A 20 percent chance of snow. Mostly cloudy, with a high near 27. West wind 10 to 13 mph, with gusts as high as 22 mph.
Saturday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 8.
Sunday
Partly sunny, with a high near 21.
Sunday Night
Partly cloudy, with a low around 10.
M.L.King Day
Mostly sunny, with a high near 29.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sullivan IN
 39.1°N 87.41°W (Elev. 502 ft)
Last Update:
12:45 am EST Jan 13, 2026
Forecast Valid:
1am EST Jan 13, 2026-6pm EST Jan 19, 2026
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation