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.

Fog/Mist

39°F

4°C

Humidity 100%
Wind Speed NW 7 mph
Barometer 29.87 in
Dewpoint 39°F (4°C)
Visibility 6.00 mi
Wind Chill34°F (1°C)
Last update 7 Jan 1:15 am CST
Extended Forecast for

Sullivan IN

  • Overnight

    Overnight: Patchy fog. Otherwise, mostly cloudy, with a steady temperature around 39. West northwest wind around 6 mph.

    Low: 39 °F

    Patchy Fog

  • Wednesday

    Wednesday: Mostly cloudy, then gradually becoming sunny, with a high near 52. Calm wind becoming south southwest 5 to 7 mph in the afternoon.

    High: 52 °F

    Decreasing
    Clouds

  • Wednesday Night

    Wednesday Night: Increasing clouds, with a low around 39. South southeast wind 3 to 6 mph.

    Low: 39 °F

    Increasing
    Clouds

  • Thursday

    Thursday: Rain likely, mainly after 1pm. Cloudy, with a high near 63. South southeast wind 8 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 63 °F

    Chance Rain
    then Rain
    Likely

  • Thursday Night

    Thursday Night: Rain and possibly a thunderstorm. Low around 56. South wind 15 to 17 mph, with gusts as high as 29 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 56 °F

    Rain

  • Friday

    Friday: A 30 percent chance of rain, mainly before 1pm. Mostly cloudy, with a high near 61. Southwest wind 7 to 10 mph becoming west northwest in the afternoon. Winds could gust as high as 21 mph.

    High: 61 °F

    Chance Rain

  • Friday Night

    Friday Night: Rain likely, mainly after 1am. Mostly cloudy, with a low around 44. East northeast wind 5 to 7 mph. Chance of precipitation is 60%.

    Low: 44 °F

    Rain Likely

  • Saturday

    Saturday: A 30 percent chance of rain, mainly before 1pm. Mostly cloudy, with a high near 50. West wind 9 to 14 mph, with gusts as high as 24 mph.

    High: 50 °F

    Chance Rain

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 26. West wind around 10 mph, with gusts as high as 20 mph.

    Low: 26 °F

    Partly Cloudy

Detailed Forecast

Overnight
Patchy fog. Otherwise, mostly cloudy, with a steady temperature around 39. West northwest wind around 6 mph.
Wednesday
Mostly cloudy, then gradually becoming sunny, with a high near 52. Calm wind becoming south southwest 5 to 7 mph in the afternoon.
Wednesday Night
Increasing clouds, with a low around 39. South southeast wind 3 to 6 mph.
Thursday
Rain likely, mainly after 1pm. Cloudy, with a high near 63. South southeast wind 8 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday Night
Rain and possibly a thunderstorm. Low around 56. South wind 15 to 17 mph, with gusts as high as 29 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Friday
A 30 percent chance of rain, mainly before 1pm. Mostly cloudy, with a high near 61. Southwest wind 7 to 10 mph becoming west northwest in the afternoon. Winds could gust as high as 21 mph.
Friday Night
Rain likely, mainly after 1am. Mostly cloudy, with a low around 44. East northeast wind 5 to 7 mph. Chance of precipitation is 60%.
Saturday
A 30 percent chance of rain, mainly before 1pm. Mostly cloudy, with a high near 50. West wind 9 to 14 mph, with gusts as high as 24 mph.
Saturday Night
Partly cloudy, with a low around 26. West wind around 10 mph, with gusts as high as 20 mph.
Sunday
Mostly sunny, with a high near 36. West wind around 10 mph, with gusts as high as 18 mph.
Sunday Night
Partly cloudy, with a low around 23.
Monday
Sunny, with a high near 44.
Monday Night
Partly cloudy, with a low around 29.
Tuesday
Mostly sunny, with a high near 45.
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:
2:22 am EST Jan 7, 2026
Forecast Valid:
2am EST Jan 7, 2026-6pm EST Jan 13, 2026
 
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