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.

Overcast

25°F

-4°C

Humidity 80%
Wind Speed NW 10 mph
Barometer 30.42 in
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Wind Chill15°F (-9°C)
Last update 30 Nov 4:35 pm CST
Extended Forecast for

Sullivan IN

  • Tonight

    Tonight: Cloudy, with a low around 20. Northwest wind 5 to 8 mph becoming calm in the evening.

    Low: 20 °F

    Cloudy

  • Monday

    Monday: Cloudy, with a high near 35. Calm wind becoming east southeast around 6 mph.

    High: 35 °F

    Cloudy

  • Monday Night

    Monday Night: Snow, mainly after 7pm. Low around 24. Calm wind becoming northwest around 5 mph after midnight. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    Low: 24 °F

    Snow

  • Tuesday

    Tuesday: Partly sunny, with a high near 30. Northwest wind around 6 mph.

    High: 30 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 17. Light and variable wind.

    Low: 17 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 37. South wind 5 to 9 mph.

    High: 37 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 16. Southwest wind 5 to 8 mph becoming northwest after midnight.

    Low: 16 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 23. North northwest wind 6 to 10 mph.

    High: 23 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 17. Light and variable wind.

    Low: 17 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Cloudy, with a low around 20. Northwest wind 5 to 8 mph becoming calm in the evening.
Monday
Cloudy, with a high near 35. Calm wind becoming east southeast around 6 mph.
Monday Night
Snow, mainly after 7pm. Low around 24. Calm wind becoming northwest around 5 mph after midnight. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Tuesday
Partly sunny, with a high near 30. Northwest wind around 6 mph.
Tuesday Night
Partly cloudy, with a low around 17. Light and variable wind.
Wednesday
Mostly sunny, with a high near 37. South wind 5 to 9 mph.
Wednesday Night
Mostly cloudy, with a low around 16. Southwest wind 5 to 8 mph becoming northwest after midnight.
Thursday
Mostly sunny, with a high near 23. North northwest wind 6 to 10 mph.
Thursday Night
Mostly cloudy, with a low around 17. Light and variable wind.
Friday
A 50 percent chance of snow. Mostly cloudy, with a high near 31. Calm wind becoming south southeast around 6 mph in the morning.
Friday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 22.
Saturday
Mostly cloudy, with a high near 34.
Saturday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 24.
Sunday
A 20 percent chance of rain. Mostly cloudy, with a high near 35.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sullivan IN
 39.1°N 87.41°W (Elev. 502 ft)
Last Update:
5:45 pm EST Nov 30, 2025
Forecast Valid:
6pm EST Nov 30, 2025-6pm EST Dec 7, 2025
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation