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

Hazardous Weather Conditions

Current conditions at

Grissom Air Force Base / Peru (KGUS)

Lat: 40.65°NLon: 86.15°WElev: 810ft.

A Few Clouds

91°F

33°C

Humidity 57%
Wind Speed SW 12 mph
Barometer 30.08 in (1018.0 mb)
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index100°F (38°C)
Last update 2 Jul 3:55 pm EDT
Extended Forecast for

Miami IN

Extreme Heat Warning July 2, 04:19pm until July 3, 08:00pm
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning July 2, 04:19pm until July 3, 08:00pm

    NOW until 8:00pm Fri

    Extreme Heat Warning

  • This Afternoon

    High: 93 °F

    Hot

  • Tonight

    Tonight: Mostly clear, with a low around 73. Southwest wind around 5 mph.

    Low: 73 °F

    Mostly Clear

  • Friday

    Friday: Sunny and hot, with a high near 92. Heat index values as high as 101. Southwest wind 5 to 10 mph.

    High: 92 °F

    Hot

  • Friday Night

    Friday Night: Showers and thunderstorms likely, mainly before 4am. Mostly cloudy, with a low around 71. Southwest wind around 5 mph. Chance of precipitation is 60%.

    Low: 71 °F

    Showers
    Likely then
    Chance
    T-storms

  • Independence Day

    Independence Day: A slight chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 88. Southwest wind 5 to 10 mph. Chance of precipitation is 60%.

    High: 88 °F

    Slight Chance
    T-storms then
    Showers
    Likely

  • Saturday Night

    Saturday Night: Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then showers likely and possibly a thunderstorm after 2am. Mostly cloudy, with a low around 69. Chance of precipitation is 60%.

    Low: 69 °F

    Showers
    Likely

  • Sunday

    Sunday: Showers likely and possibly a thunderstorm before 8am, then showers and thunderstorms likely, mainly after 2pm. Partly sunny, with a high near 86. Chance of precipitation is 70%.

    High: 86 °F

    Showers
    Likely then
    T-storms
    Likely

  • Sunday Night

    Sunday Night: Showers and thunderstorms likely before 2am, then a slight chance of showers. Partly cloudy, with a low around 65. Chance of precipitation is 60%.

    Low: 65 °F

    T-storms
    Likely

Detailed Forecast

This Afternoon
Sunny and hot, with a high near 93. Heat index values as high as 105. Southwest wind around 10 mph.
Tonight
Mostly clear, with a low around 73. Southwest wind around 5 mph.
Friday
Sunny and hot, with a high near 92. Heat index values as high as 101. Southwest wind 5 to 10 mph.
Friday Night
Showers and thunderstorms likely, mainly before 4am. Mostly cloudy, with a low around 71. Southwest wind around 5 mph. Chance of precipitation is 60%.
Independence Day
A slight chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 88. Southwest wind 5 to 10 mph. Chance of precipitation is 60%.
Saturday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then showers likely and possibly a thunderstorm after 2am. Mostly cloudy, with a low around 69. Chance of precipitation is 60%.
Sunday
Showers likely and possibly a thunderstorm before 8am, then showers and thunderstorms likely, mainly after 2pm. Partly sunny, with a high near 86. Chance of precipitation is 70%.
Sunday Night
Showers and thunderstorms likely before 2am, then a slight chance of showers. Partly cloudy, with a low around 65. Chance of precipitation is 60%.
Monday
A slight chance of showers before 8am, then a slight chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 83. Chance of precipitation is 20%.
Monday Night
A 10 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 64.
Tuesday
Mostly sunny, with a high near 84.
Tuesday Night
Partly cloudy, with a low around 65.
Wednesday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 85.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Miami IN
 40.6°N 85.97°W (Elev. 797 ft)
Last Update:
2:32 pm EDT Jul 2, 2026
Forecast Valid:
4pm EDT Jul 2, 2026-6pm EDT Jul 8, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation