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

3 Miles W Merrillville IN

Flood Watch August 14, 10:00pm until August 15, 10:00am
Click here for hazard details and duration
Flood Watch

  • This Afternoon

    This Afternoon: A 20 percent chance of showers. Partly sunny, with a high near 80. East northeast wind around 5 mph.

    High: 80 °F

    Slight Chance
    Showers

  • Tonight

    Tonight: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 4am. Mostly cloudy, with a low around 69. Northeast wind 5 to 10 mph becoming east southeast after midnight. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 69 °F

    Slight Chance
    Showers then
    Showers
    Likely

  • Saturday

    Saturday: Showers and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms between 1pm and 4pm. High near 85. South wind around 10 mph, with gusts as high as 15 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.

    High: 85 °F

    Showers

  • Saturday Night

    Saturday Night: A 30 percent chance of showers and thunderstorms after 4am. Mostly cloudy, with a low around 72. West southwest wind around 5 mph, with gusts as high as 10 mph.

    Low: 72 °F

    Mostly Cloudy
    then Chance
    T-storms

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 84. West wind around 10 mph, with gusts as high as 15 mph.

    High: 84 °F

    Chance
    T-storms

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 66.

    Low: 66 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 78.

    High: 78 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 61.

    Low: 61 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 81.

    High: 81 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A 20 percent chance of showers. Partly sunny, with a high near 80. East northeast wind around 5 mph.
Tonight
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 4am. Mostly cloudy, with a low around 69. Northeast wind 5 to 10 mph becoming east southeast after midnight. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Saturday
Showers and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms between 1pm and 4pm. High near 85. South wind around 10 mph, with gusts as high as 15 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.
Saturday Night
A 30 percent chance of showers and thunderstorms after 4am. Mostly cloudy, with a low around 72. West southwest wind around 5 mph, with gusts as high as 10 mph.
Sunday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 84. West wind around 10 mph, with gusts as high as 15 mph.
Sunday Night
Partly cloudy, with a low around 66.
Monday
Mostly sunny, with a high near 78.
Monday Night
Partly cloudy, with a low around 61.
Tuesday
Mostly sunny, with a high near 81.
Tuesday Night
A chance of showers after 1am. Mostly cloudy, with a low around 65.
Wednesday
A chance of showers and thunderstorms. Partly sunny, with a high near 80.
Wednesday Night
Mostly cloudy, with a low around 62.
Thursday
Mostly sunny, with a high near 74.
Thursday Night
Partly cloudy, with a low around 60.
Friday
Mostly sunny, with a high near 74.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles W Merrillville IN
 41.47°N 87.38°W
Last Update:
2:40 pm CDT Aug 14, 2026
Forecast Valid:
4pm CDT Aug 14, 2026-6pm CDT Aug 21, 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