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

Grissom Air Force Base / Peru (KGUS)

Lat: 40.65°NLon: 86.15°WElev: 810ft.

Fair

14°F

-10°C

Humidity 84%
Wind Speed SW 5 mph
Barometer 30.22 in (1024.8 mb)
Dewpoint 10°F (-12°C)
Visibility 10.00 mi
Wind Chill6°F (-14°C)
Last update 24 Feb 1:55 am EST
Extended Forecast for

Amboy IN

  • Overnight

    Overnight: Mostly cloudy, with a low around 14. Southwest wind around 5 mph.

    Low: 14 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 39. South wind 5 to 10 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 35 mph.

    High: 39 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: A slight chance of rain and snow before 10pm, then a slight chance of rain between 10pm and 1am. Mostly cloudy, with a low around 29. West wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 20%.

    Low: 29 °F

    Slight Chance
    Rain/Snow
    then Slight
    Chance Rain

  • Wednesday

    Wednesday: Sunny, with a high near 40. West wind around 15 mph, with gusts as high as 25 mph.

    High: 40 °F

    Sunny

  • Wednesday Night

    Wednesday Night: A slight chance of rain before 10pm, then a chance of snow. Mostly cloudy, with a low around 26. West wind around 5 mph becoming east after midnight. Chance of precipitation is 50%.

    Low: 26 °F

    Slight Chance
    Rain/Snow
    then Chance
    Snow

  • Thursday

    Thursday: A 50 percent chance of snow before 1pm. Partly sunny, with a high near 38.

    High: 38 °F

    Chance Snow

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 25.

    Low: 25 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 50.

    High: 50 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 34.

    Low: 34 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly cloudy, with a low around 14. Southwest wind around 5 mph.
Tuesday
Mostly cloudy, with a high near 39. South wind 5 to 10 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 35 mph.
Tuesday Night
A slight chance of rain and snow before 10pm, then a slight chance of rain between 10pm and 1am. Mostly cloudy, with a low around 29. West wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 20%.
Wednesday
Sunny, with a high near 40. West wind around 15 mph, with gusts as high as 25 mph.
Wednesday Night
A slight chance of rain before 10pm, then a chance of snow. Mostly cloudy, with a low around 26. West wind around 5 mph becoming east after midnight. Chance of precipitation is 50%.
Thursday
A 50 percent chance of snow before 1pm. Partly sunny, with a high near 38.
Thursday Night
Partly cloudy, with a low around 25.
Friday
Sunny, with a high near 50.
Friday Night
Mostly clear, with a low around 34.
Saturday
Mostly sunny, with a high near 53.
Saturday Night
Mostly cloudy, with a low around 25.
Sunday
A 20 percent chance of snow. Partly sunny, with a high near 37.
Sunday Night
A chance of rain and snow. Mostly cloudy, with a low around 22.
Monday
A chance of rain and snow. Mostly cloudy, with a high near 35.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Amboy IN
 40.59°N 85.94°W (Elev. 797 ft)
Last Update:
12:45 am EST Feb 24, 2026
Forecast Valid:
2am EST Feb 24, 2026-6pm EST Mar 2, 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