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

Tropical Storm Arthur and Heavy Rainfall in the South; Severe Weather in the Midwest

An outbreak of severe thunderstorms is expected across portions of Illinois and Indiana tonight. Intense tornadoes, swaths of damaging gusts, and hail in excess of 2 inches in diameter possible. Tropical Storm Arthur will continue to produce strong winds across coastal Upper Texas and Louisiana tonight, as well as potentially life-threatening flooding across southern Louisiana into Mississippi. Read More >

Hazardous Weather Conditions

Current conditions at

Paul C Miller/Sparta Airport (K8D4)

Lat: 43.13°NLon: 85.68°WElev: 775ft.

Overcast

63°F

17°C

Humidity 88%
Wind Speed Vrbl 2 mph
Barometer 29.31 in
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 18 Jun 12:55 am EDT
Extended Forecast for

Lamont MI

  • Overnight

    Overnight: A chance of showers and thunderstorms. Mostly cloudy, with a low around 56. West southwest wind 9 to 13 mph, with gusts as high as 25 mph. Chance of precipitation is 50%.

    Low: 56 °F

    Chance
    Showers

  • Thursday

    Thursday: Cloudy through mid morning, then gradual clearing, with a high near 69. West northwest wind around 16 mph, with gusts as high as 29 mph.

    High: 69 °F

    Gradual
    Clearing

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 55. West wind 5 to 8 mph, with gusts as high as 18 mph.

    Low: 55 °F

    Mostly Clear

  • Juneteenth

    Juneteenth: Sunny, with a high near 71. West northwest wind 6 to 15 mph, with gusts as high as 28 mph.

    High: 71 °F

    Sunny

  • Friday Night

    Friday Night: A 20 percent chance of showers after 2am. Partly cloudy, with a low around 55. West wind 5 to 7 mph becoming calm in the evening.

    Low: 55 °F

    Mostly Clear
    then Slight
    Chance
    Showers

  • Saturday

    Saturday: Mostly sunny, with a high near 74.

    High: 74 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 54.

    Low: 54 °F

    Mostly Clear

  • Sunday

    Sunday: A chance of showers after 2pm. Partly sunny, with a high near 75.

    High: 75 °F

    Mostly Sunny
    then Chance
    Showers

  • Sunday Night

    Sunday Night: A chance of showers. Mostly cloudy, with a low around 55.

    Low: 55 °F

    Chance
    Showers

Detailed Forecast

Overnight
A chance of showers and thunderstorms. Mostly cloudy, with a low around 56. West southwest wind 9 to 13 mph, with gusts as high as 25 mph. Chance of precipitation is 50%.
Thursday
Cloudy through mid morning, then gradual clearing, with a high near 69. West northwest wind around 16 mph, with gusts as high as 29 mph.
Thursday Night
Mostly clear, with a low around 55. West wind 5 to 8 mph, with gusts as high as 18 mph.
Juneteenth
Sunny, with a high near 71. West northwest wind 6 to 15 mph, with gusts as high as 28 mph.
Friday Night
A 20 percent chance of showers after 2am. Partly cloudy, with a low around 55. West wind 5 to 7 mph becoming calm in the evening.
Saturday
Mostly sunny, with a high near 74.
Saturday Night
Mostly clear, with a low around 54.
Sunday
A chance of showers after 2pm. Partly sunny, with a high near 75.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 55.
Monday
Mostly sunny, with a high near 75.
Monday Night
Partly cloudy, with a low around 54.
Tuesday
Mostly sunny, with a high near 77.
Tuesday Night
Partly cloudy, with a low around 56.
Wednesday
A chance of showers. Mostly sunny, with a high near 77.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lamont MI
 43°N 85.9°W (Elev. 614 ft)
Last Update:
12:03 am EDT Jun 18, 2026
Forecast Valid:
1am EDT Jun 18, 2026-6pm EDT Jun 24, 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