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

Hazardous Weather Conditions

Current conditions at

Robinson Municipal Airport (KRSV)

Lat: 39.01°NLon: 87.65°WElev: 449ft.

Mostly Cloudy

34°F

1°C

Humidity 51%
Wind Speed SW 20 G 25 mph
Barometer 30.08 in
Dewpoint 18°F (-8°C)
Visibility 10.00 mi
Wind Chill23°F (-5°C)
Last update 21 Jan 6:35 am CST
Extended Forecast for

Sullivan IN

  • Today

    Today: Partly sunny, with a high near 43. West southwest wind 14 to 18 mph, with gusts as high as 28 mph.

    High: 43 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 20. West southwest wind 8 to 14 mph becoming northwest after midnight. Winds could gust as high as 20 mph.

    Low: 20 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 35. Northwest wind 6 to 8 mph.

    High: 35 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 9. Light and variable wind becoming north 5 to 10 mph after midnight.

    Low: 9 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 16. North wind 11 to 13 mph, with gusts as high as 22 mph.

    High: 16 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 1. North wind around 9 mph, with gusts as high as 18 mph.

    Low: 1 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 40 percent chance of snow, mainly after 1pm. Mostly cloudy, with a high near 15. Northeast wind around 9 mph.

    High: 15 °F

    Chance Snow

  • Saturday Night

    Saturday Night: Snow likely, mainly before 1am. Mostly cloudy, with a low around 10. Northeast wind around 7 mph. Chance of precipitation is 60%.

    Low: 10 °F

    Snow Likely

  • Sunday

    Sunday: A 20 percent chance of snow. Mostly cloudy, with a high near 19. North wind around 7 mph.

    High: 19 °F

    Slight Chance
    Snow

Detailed Forecast

Today
Partly sunny, with a high near 43. West southwest wind 14 to 18 mph, with gusts as high as 28 mph.
Tonight
Mostly clear, with a low around 20. West southwest wind 8 to 14 mph becoming northwest after midnight. Winds could gust as high as 20 mph.
Thursday
Mostly sunny, with a high near 35. Northwest wind 6 to 8 mph.
Thursday Night
Mostly cloudy, with a low around 9. Light and variable wind becoming north 5 to 10 mph after midnight.
Friday
Mostly cloudy, with a high near 16. North wind 11 to 13 mph, with gusts as high as 22 mph.
Friday Night
Mostly cloudy, with a low around 1. North wind around 9 mph, with gusts as high as 18 mph.
Saturday
A 40 percent chance of snow, mainly after 1pm. Mostly cloudy, with a high near 15. Northeast wind around 9 mph.
Saturday Night
Snow likely, mainly before 1am. Mostly cloudy, with a low around 10. Northeast wind around 7 mph. Chance of precipitation is 60%.
Sunday
A 20 percent chance of snow. Mostly cloudy, with a high near 19. North wind around 7 mph.
Sunday Night
Partly cloudy, with a low around 5. Northwest wind 3 to 5 mph.
Monday
Sunny, with a high near 20.
Monday Night
Mostly clear, with a low around 6.
Tuesday
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:
7:45 am EST Jan 21, 2026
Forecast Valid:
8am EST Jan 21, 2026-6pm EST Jan 27, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation