Very Dangerous Heat Wave Impacting the Southern Plains and Spreading Eastward

A blazing heat wave will consume much of the southern Plains and lower Mississippi River Valley through early next week, especially in Texas. Expect record highs temperatures and very dangerous heat indices, both surging well over 100 degrees. Click the link to the right for more info on how to keep you, your family/pets, and friends safe during the summer heat. Read More >

Hazardous Weather Conditions

Current conditions at

Marshalltown, Marshalltown Municipal Airport (KMIW)

Lat: 42.11°NLon: 92.92°WElev: 971ft.

Overcast

74°F

23°C

Humidity 82%
Wind Speed SE 8 mph
Barometer 29.97 in (1014.2 mb)
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Last update 18 Jul 10:53 pm CDT
Extended Forecast for

Marshalltown IA

  • Tonight

    Tonight: Showers and thunderstorms likely, mainly after 5am.  Mostly cloudy, with a low around 65. Southeast wind 6 to 9 mph.  Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    T-storms
    Likely

    Low: 65 °F

  • Thursday

    Thursday: Showers and thunderstorms, mainly before noon.  High near 78. South southeast wind 11 to 14 mph, with gusts as high as 20 mph.  Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    T-storms then
    T-storms
    Likely

    High: 78 °F

  • Thursday
    Night

    Thursday Night: Showers and thunderstorms, mainly before 10pm.  Low around 64. South southwest wind 7 to 9 mph becoming west northwest after midnight.  Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    T-storms then
    Chance
    T-storms

    Low: 64 °F

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms after 1pm.  Partly sunny, with a high near 81. Northwest wind 10 to 13 mph, with gusts as high as 22 mph.

    Partly Sunny
    then Slight
    Chance
    T-storms

    High: 81 °F

  • Friday
    Night

    Friday Night: Partly cloudy, with a low around 64. Northwest wind 8 to 11 mph.

    Partly Cloudy

    Low: 64 °F

  • Saturday

    Saturday: Mostly sunny, with a high near 80.

    Mostly Sunny

    High: 80 °F

  • Saturday
    Night

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

    Mostly Clear

    Low: 62 °F

  • Sunday

    Sunday: Sunny, with a high near 82.

    Sunny

    High: 82 °F

  • Sunday
    Night

    Sunday Night: Partly cloudy, with a low around 63.

    Partly Cloudy

    Low: 63 °F

Detailed Forecast

Tonight
Showers and thunderstorms likely, mainly after 5am. Mostly cloudy, with a low around 65. Southeast wind 6 to 9 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
Showers and thunderstorms, mainly before noon. High near 78. South southeast wind 11 to 14 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Thursday Night
Showers and thunderstorms, mainly before 10pm. Low around 64. South southwest wind 7 to 9 mph becoming west northwest after midnight. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
A 20 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 81. Northwest wind 10 to 13 mph, with gusts as high as 22 mph.
Friday Night
Partly cloudy, with a low around 64. Northwest wind 8 to 11 mph.
Saturday
Mostly sunny, with a high near 80.
Saturday Night
Mostly clear, with a low around 62.
Sunday
Sunny, with a high near 82.
Sunday Night
Partly cloudy, with a low around 63.
Monday
Mostly sunny, with a high near 82.
Monday Night
Partly cloudy, with a low around 62.
Tuesday
Mostly sunny, with a high near 81.
Tuesday Night
Partly cloudy, with a low around 60.
Wednesday
Mostly sunny, with a high near 78.
Click Map For Forecast
Point Forecast:
Marshalltown IA
 42.01°N 92.92°W
9:32 pm CDT Jul 18, 2018
11pm CDT Jul 18, 2018-6pm CDT Jul 25, 2018
 
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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