Current conditions at

Grissom Air Force Base / Peru (KGUS)

Lat: 40.65°NLon: 86.15°WElev: 810ft.

Fog/Mist

62°F

17°C

Humidity 96%
Wind Speed Calm
Barometer 29.91 in (1012.8 mb)
Dewpoint 61°F (16°C)
Visibility 0.75 mi
Last update 23 Sep 5:55 am EDT
Extended Forecast for

3 Miles N Miami IN

Dense Fog Advisory September 23, 06:50am until September 23, 10:00am
Click here for hazard details and duration
...
  •  
    Dense Fog Advisory September 23, 06:50am until September 23, 10:00am

    NOW until 10:00am Tue

    Dense Fog Advisory

  • Today

    High: 80 °F

    Dense Fog
    then Slight
    Chance
    T-storms

  • Tonight

    Tonight: A 50 percent chance of showers and thunderstorms.  Cloudy, with a low around 62. South wind around 5 mph becoming east after midnight.

    Low: 62 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm.  High near 71. Northeast wind around 5 mph.  Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 71 °F

    Showers

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then a chance of showers after 2am.  Cloudy, with a low around 58. North wind around 5 mph.  Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 58 °F

    Showers
    Likely

  • Thursday

    Thursday: A chance of showers, with thunderstorms also possible after 2pm.  Mostly cloudy, with a high near 73. Northwest wind 5 to 10 mph.  Chance of precipitation is 40%.

    High: 73 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A slight chance of showers and thunderstorms.  Mostly cloudy, with a low around 53. Chance of precipitation is 20%.

    Low: 53 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Friday

    Friday: Mostly sunny, with a high near 75.

    High: 75 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 52.

    Low: 52 °F

    Mostly Clear

Detailed Forecast

Today
A 20 percent chance of showers and thunderstorms after 2pm. Widespread dense fog, mainly before 10am. Otherwise, mostly cloudy, with a high near 80. Calm wind becoming south around 5 mph in the afternoon.
Tonight
A 50 percent chance of showers and thunderstorms. Cloudy, with a low around 62. South wind around 5 mph becoming east after midnight.
Wednesday
Showers and possibly a thunderstorm. High near 71. Northeast wind around 5 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then a chance of showers after 2am. Cloudy, with a low around 58. North wind around 5 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Thursday
A chance of showers, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 73. Northwest wind 5 to 10 mph. Chance of precipitation is 40%.
Thursday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 53. Chance of precipitation is 20%.
Friday
Mostly sunny, with a high near 75.
Friday Night
Mostly clear, with a low around 52.
Saturday
Sunny, with a high near 79.
Saturday Night
Mostly clear, with a low around 51.
Sunday
Sunny, with a high near 78.
Sunday Night
Mostly clear, with a low around 50.
Monday
Sunny, with a high near 79.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles N Miami IN
 40.66°N 85.99°W (Elev. 741 ft)
5:45 am EDT Sep 23, 2025
6am EDT Sep 23, 2025-6pm EDT Sep 29, 2025
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database