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

61°F

16°C

Humidity 100%
Wind Speed SW 14 mph
Barometer 30.02 in
Dewpoint 61°F (16°C)
Visibility 6.00 mi
Last update 25 Dec 12:35 am CST
Extended Forecast for

Sullivan IN

  • Overnight

    Overnight: Patchy drizzle. Areas of dense fog. Otherwise, cloudy, with a steady temperature around 59. Calm wind becoming west southwest around 6 mph.

    Low: 59 °F

    Patchy
    Drizzle and
    Areas Dense
    Fog

  • Christmas Day

    Christmas Day: Patchy drizzle between 3pm and 4pm. Areas of dense fog before 2pm. Otherwise, cloudy, with a high near 58. Light and variable wind becoming north around 6 mph in the morning.

    High: 58 °F

    Patchy
    Drizzle and
    Areas Dense
    Fog

  • Thursday Night

    Thursday Night: A 30 percent chance of rain. Patchy fog after 11pm. Otherwise, cloudy, with a low around 54. East wind 5 to 7 mph becoming south southeast after midnight.

    Low: 54 °F

    Chance Rain
    and Patchy
    Fog

  • Friday

    Friday: A 30 percent chance of rain before 1pm. Patchy fog before noon. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 69. South wind 9 to 11 mph becoming west in the afternoon. Winds could gust as high as 22 mph.

    High: 69 °F

    Chance Rain
    and Patchy
    Fog

  • Friday Night

    Friday Night: Patchy fog after 3am. Otherwise, partly cloudy, with a low around 44. West northwest wind around 6 mph becoming calm in the evening.

    Low: 44 °F

    Partly Cloudy
    then Patchy
    Fog

  • Saturday

    Saturday: Patchy fog before 7am. Otherwise, partly sunny, with a high near 62. Calm wind becoming southeast 5 to 7 mph in the morning.

    High: 62 °F

    Patchy Fog
    then Partly
    Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of rain and thunderstorms after 1am. Mostly cloudy, with a low around 55. South wind 6 to 9 mph.

    Low: 55 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Sunday

    Sunday: A chance of rain and thunderstorms, then rain likely after 1pm. Cloudy, with a high near 67. South southwest wind 9 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 70%.

    High: 67 °F

    Rain Likely

  • Sunday Night

    Sunday Night: Rain likely before 1am, then a chance of snow. Mostly cloudy, with a low around 21. West northwest wind 11 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 70%.

    Low: 21 °F

    Rain Likely
    then
    Rain/Snow
    Likely

Detailed Forecast

Overnight
Patchy drizzle. Areas of dense fog. Otherwise, cloudy, with a steady temperature around 59. Calm wind becoming west southwest around 6 mph.
Christmas Day
Patchy drizzle between 3pm and 4pm. Areas of dense fog before 2pm. Otherwise, cloudy, with a high near 58. Light and variable wind becoming north around 6 mph in the morning.
Thursday Night
A 30 percent chance of rain. Patchy fog after 11pm. Otherwise, cloudy, with a low around 54. East wind 5 to 7 mph becoming south southeast after midnight.
Friday
A 30 percent chance of rain before 1pm. Patchy fog before noon. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 69. South wind 9 to 11 mph becoming west in the afternoon. Winds could gust as high as 22 mph.
Friday Night
Patchy fog after 3am. Otherwise, partly cloudy, with a low around 44. West northwest wind around 6 mph becoming calm in the evening.
Saturday
Patchy fog before 7am. Otherwise, partly sunny, with a high near 62. Calm wind becoming southeast 5 to 7 mph in the morning.
Saturday Night
A 20 percent chance of rain and thunderstorms after 1am. Mostly cloudy, with a low around 55. South wind 6 to 9 mph.
Sunday
A chance of rain and thunderstorms, then rain likely after 1pm. Cloudy, with a high near 67. South southwest wind 9 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 70%.
Sunday Night
Rain likely before 1am, then a chance of snow. Mostly cloudy, with a low around 21. West northwest wind 11 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 70%.
Monday
Mostly sunny, with a high near 28. Northwest wind 16 to 18 mph, with gusts as high as 29 mph.
Monday Night
Mostly clear, with a low around 16.
Tuesday
Sunny, with a high near 29.
Tuesday Night
Partly cloudy, with a low around 20.
Wednesday
Partly sunny, with a high near 37.
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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:
1:45 am EST Dec 25, 2025
Forecast Valid:
1am EST Dec 25, 2025-6pm EST Dec 31, 2025
 
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Additional Resources

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High Temperature

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Chance of Precipitation