Thunderstorms and Heavy Rains Across Portions of the Central and Eastern US; Heat Expands to Portions of the East

Widespread showers and thunderstorms, some severe, may produce heavy downpours and flash flooding across much of the eastern and central U.S. Dangerous heat will continue in the Pacific Northwest and expand across portions of the East. Deep tropical moisture and associated thunderstorms will bring heavy rainfall and localized flash flooding across portions of Florida into the central Gulf Coast. Read More >

Hazardous Weather Conditions

Current conditions at

Newton Municipal Airport - Earl Johnson Field (KTNU)

Lat: 41.67°NLon: 93.02°WElev: 945ft.

Fair

72°F

22°C

Humidity 88%
Wind Speed SE 6 mph
Barometer 29.88 in
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Last update 15 Jul 11:55 pm CDT
Extended Forecast for

5 Miles SSE Collins IA

  • Overnight

    Overnight: A 30 percent chance of showers and thunderstorms after 4am.  Partly cloudy, with a low around 70. South southeast wind around 6 mph.  New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 70 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: A 40 percent chance of showers and thunderstorms.  Mostly cloudy, with a high near 82. South wind 6 to 8 mph becoming west northwest in the afternoon.  New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 82 °F

    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers and thunderstorms, mainly before 8pm.  Mostly cloudy, with a low around 59. North wind 8 to 10 mph, with gusts as high as 20 mph.  New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 59 °F

    Chance
    T-storms then
    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 73. North northeast wind 7 to 10 mph.

    High: 73 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 57. Northeast wind 3 to 6 mph.

    Low: 57 °F

    Partly Cloudy

  • Friday

    Friday: A 20 percent chance of showers.  Partly sunny, with a high near 78.

    High: 78 °F

    Slight Chance
    Showers

  • Friday Night

    Friday Night: A 50 percent chance of showers and thunderstorms, mainly after 1am.  Mostly cloudy, with a low around 66.

    Low: 66 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Saturday

    Saturday: A 50 percent chance of showers and thunderstorms.  Partly sunny, with a high near 85.

    High: 85 °F

    Chance
    T-storms

  • Saturday Night

    Saturday Night: A 40 percent chance of showers and thunderstorms.  Partly cloudy, with a low around 67.

    Low: 67 °F

    Chance
    T-storms

Detailed Forecast

Overnight
A 30 percent chance of showers and thunderstorms after 4am. Partly cloudy, with a low around 70. South southeast wind around 6 mph. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 82. South wind 6 to 8 mph becoming west northwest in the afternoon. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
A 30 percent chance of showers and thunderstorms, mainly before 8pm. Mostly cloudy, with a low around 59. North wind 8 to 10 mph, with gusts as high as 20 mph. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
Partly sunny, with a high near 73. North northeast wind 7 to 10 mph.
Thursday Night
Partly cloudy, with a low around 57. Northeast wind 3 to 6 mph.
Friday
A 20 percent chance of showers. Partly sunny, with a high near 78.
Friday Night
A 50 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 66.
Saturday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 85.
Saturday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 67.
Sunday
A 30 percent chance of showers. Partly sunny, with a high near 83.
Sunday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 67.
Monday
Partly sunny, with a high near 83.
Monday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 70.
Tuesday
Mostly sunny, with a high near 89.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SSE Collins IA
 41.84°N 93.27°W
11:20 pm CDT Jul 15, 2025
12am CDT Jul 16, 2025-6pm CDT Jul 22, 2025
 
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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