Heat Across the Center of the Nation; Severe Thunderstorms Across the Great Lakes and Ohio Valley

Heat expands across the Desert Southwest, Plains, Mississippi Valley and Midwest into Monday. Fire weather concerns continue for portions of the Intermountain West. Active monsoonal moisture fuels thunderstorms over the Southwest with possible flash flooding. Tropical cyclone Fausto in the Pacific, should weaken as it approaches Hawaii; Dangerous surf, swells and rip currents are expected. Read More >

Hazardous Weather Conditions

Current conditions at

Lansing Municipal Airport (KIGQ)

Lat: 41.54°NLon: 87.53°WElev: 607ft.

Mostly Cloudy

87°F

31°C

Humidity 59%
Wind Speed SW 7 mph
Barometer 29.90 in
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index93°F (34°C)
Last update 26 Jul 2:55 pm CDT
Extended Forecast for

Saint John IN

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 89. Heat index values as high as 98. Southwest wind around 5 mph, with gusts as high as 10 mph.

    High: 89 °F

    Partly Sunny

  • Tonight

    Tonight: A 40 percent chance of showers and thunderstorms, mainly after 1am.  Mostly cloudy, with a low around 72. Southwest wind around 5 mph becoming northeast after midnight.

    Low: 72 °F

    Partly Cloudy
    then Chance
    T-storms

  • Monday

    Monday: Showers and thunderstorms likely before 1pm, then a slight chance of showers and thunderstorms after 3pm.  Partly sunny, with a high near 88. Heat index values as high as 99. South southeast wind 10 to 15 mph becoming west southwest in the afternoon. Winds could gust as high as 20 mph.  Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    High: 88 °F

    Showers
    Likely then
    Slight Chance
    T-storms

  • Monday Night

    Monday Night: A 50 percent chance of showers and thunderstorms, mainly before 1am.  Mostly cloudy, with a low around 69. Southwest wind 5 to 10 mph becoming north after midnight. Winds could gust as high as 20 mph.

    Low: 69 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: Partly sunny, with a high near 78. North wind around 15 mph, with gusts as high as 25 mph.

    High: 78 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 62.

    Low: 62 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 79.

    High: 79 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 61.

    Low: 61 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 84.

    High: 84 °F

    Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 89. Heat index values as high as 98. Southwest wind around 5 mph, with gusts as high as 10 mph.
Tonight
A 40 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 72. Southwest wind around 5 mph becoming northeast after midnight.
Monday
Showers and thunderstorms likely before 1pm, then a slight chance of showers and thunderstorms after 3pm. Partly sunny, with a high near 88. Heat index values as high as 99. South southeast wind 10 to 15 mph becoming west southwest in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Monday Night
A 50 percent chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 69. Southwest wind 5 to 10 mph becoming north after midnight. Winds could gust as high as 20 mph.
Tuesday
Partly sunny, with a high near 78. North wind around 15 mph, with gusts as high as 25 mph.
Tuesday Night
Mostly clear, with a low around 62.
Wednesday
Sunny, with a high near 79.
Wednesday Night
Clear, with a low around 61.
Thursday
Sunny, with a high near 84.
Thursday Night
Partly cloudy, with a low around 64.
Friday
A chance of showers. Partly sunny, with a high near 81.
Friday Night
A chance of showers. Mostly cloudy, with a low around 65.
Saturday
A chance of showers. Mostly sunny, with a high near 80.
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ABOUT THIS FORECAST

 
Point Forecast:
Saint John IN
 41.46°N 87.47°W
2:40 pm CDT Jul 26, 2026
3pm CDT Jul 26, 2026-6pm CDT Aug 1, 2026
 
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Additional Resources

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Hourly Weather Forecast

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