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.

Overcast

39°F

4°C

Humidity 81%
Wind Speed NE 2 mph
Barometer 30.36 in
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Last update 7 Apr 10:55 pm CDT
Extended Forecast for

Sullivan IN

  • Overnight

    Overnight: Partly cloudy, with a steady temperature around 39. East wind around 6 mph.

    Low: 39 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 70. East southeast wind 7 to 10 mph, with gusts as high as 20 mph.

    High: 70 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 52. South southeast wind 7 to 9 mph, with gusts as high as 18 mph.

    Low: 52 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 76. Southwest wind 10 to 13 mph, with gusts as high as 23 mph.

    High: 76 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 55. South wind around 6 mph.

    Low: 55 °F

    Partly Cloudy

  • Friday

    Friday: A chance of rain, with thunderstorms also possible after 2pm. Partly sunny, with a high near 71. South southwest wind 8 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 71 °F

    Chance Rain
    then Chance
    T-storms

  • Friday Night

    Friday Night: A chance of rain and thunderstorms before 2am, then a slight chance of rain. Mostly cloudy, with a low around 50. Northwest wind around 6 mph becoming north northeast after midnight. Chance of precipitation is 30%.

    Low: 50 °F

    Chance
    T-storms then
    Chance Rain

  • Saturday

    Saturday: A 10 percent chance of rain before 8am. Partly sunny, with a high near 72. Northeast wind around 6 mph becoming east southeast in the afternoon.

    High: 72 °F

    Slight Chance
    Rain then
    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 57. East southeast wind around 6 mph.

    Low: 57 °F

    Partly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a steady temperature around 39. East wind around 6 mph.
Wednesday
Mostly sunny, with a high near 70. East southeast wind 7 to 10 mph, with gusts as high as 20 mph.
Wednesday Night
Mostly clear, with a low around 52. South southeast wind 7 to 9 mph, with gusts as high as 18 mph.
Thursday
Sunny, with a high near 76. Southwest wind 10 to 13 mph, with gusts as high as 23 mph.
Thursday Night
Partly cloudy, with a low around 55. South wind around 6 mph.
Friday
A chance of rain, with thunderstorms also possible after 2pm. Partly sunny, with a high near 71. South southwest wind 8 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday Night
A chance of rain and thunderstorms before 2am, then a slight chance of rain. Mostly cloudy, with a low around 50. Northwest wind around 6 mph becoming north northeast after midnight. Chance of precipitation is 30%.
Saturday
A 10 percent chance of rain before 8am. Partly sunny, with a high near 72. Northeast wind around 6 mph becoming east southeast in the afternoon.
Saturday Night
Partly cloudy, with a low around 57. East southeast wind around 6 mph.
Sunday
Mostly sunny, with a high near 82. South wind 7 to 13 mph, with gusts as high as 23 mph.
Sunday Night
A 30 percent chance of rain and thunderstorms. Mostly cloudy, with a low around 65.
Monday
A 40 percent chance of rain and thunderstorms. Mostly cloudy, with a high near 81.
Monday Night
Rain and thunderstorms likely. Mostly cloudy, with a low around 65. Chance of precipitation is 60%.
Tuesday
Rain and thunderstorms likely. Partly sunny, with a high near 81. Chance of precipitation is 60%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Sullivan IN
 39.1°N 87.41°W (Elev. 502 ft)
Last Update:
11:45 pm EDT Apr 7, 2026
Forecast Valid:
12am EDT Apr 8, 2026-6pm EDT Apr 14, 2026
 
Forecast Discussion
 
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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