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

Hazardous Weather Conditions

Current conditions at

Lansing Municipal Airport (KIGQ)

Lat: 41.54°NLon: 87.53°WElev: 607ft.

N/A

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update *** Not a current observation ***
Extended Forecast for

Saint John IN

Frost Advisory October 18, 03:00am until October 18, 08:00am
Click here for hazard details and duration
Frost Advisory

  • Tonight

    Tonight: Patchy frost after midnight. Otherwise, clear, with a low around 35. South southwest wind around 5 mph, with gusts as high as 10 mph.

    Low: 35 °F

    Clear then
    Patchy Frost

  • Sunday

    Sunday: Areas of frost before 8am. Otherwise, sunny, with a high near 63. South southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 63 °F

    Areas Frost
    then Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 38. South wind around 5 mph, with gusts as high as 10 mph.

    Low: 38 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 67. South wind around 5 mph becoming calm.

    High: 67 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 42. Calm wind.

    Low: 42 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 70.

    High: 70 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 44.

    Low: 44 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 72.

    High: 72 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 48.

    Low: 48 °F

    Mostly Clear

Detailed Forecast

Tonight
Patchy frost after midnight. Otherwise, clear, with a low around 35. South southwest wind around 5 mph, with gusts as high as 10 mph.
Sunday
Areas of frost before 8am. Otherwise, sunny, with a high near 63. South southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Sunday Night
Clear, with a low around 38. South wind around 5 mph, with gusts as high as 10 mph.
Monday
Sunny, with a high near 67. South wind around 5 mph becoming calm.
Monday Night
Mostly clear, with a low around 42. Calm wind.
Tuesday
Sunny, with a high near 70.
Tuesday Night
Mostly clear, with a low around 44.
Wednesday
Sunny, with a high near 72.
Wednesday Night
Mostly clear, with a low around 48.
Thursday
Sunny, with a high near 72.
Thursday Night
Mostly clear, with a low around 49.
Friday
Sunny, with a high near 71.
Friday Night
Mostly clear, with a low around 48.
Saturday
Sunny, with a high near 72.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Saint John IN
 41.46°N 87.47°W
Last Update:
2:41 pm CDT Oct 17, 2026
Forecast Valid:
6pm CDT Oct 17, 2026-6pm CDT Oct 24, 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