Heat Wave Persists Over the Central U.S.; Significant Flooding Expected in the Northern Mid-Atlantic Tuesday

Dangerous and extreme heat will remain across portions of the Central U.S. this week, persisting across the Mid to Lower Mississippi Valleys, Gulf Coast, Southern Plains and portions of Texas. A heat wave over the Southwest will intensify late this week. Severe thunderstorms and flash flooding will spread from the Great Lakes/Ohio Valley to the Mid-Atlantic and Northeast the next few days. Read More >

Current conditions at

Vinton, Vinton Veterans Memorial Airpark Airport (KVTI)

Lat: 42.22°NLon: 92.03°WElev: 846ft.

N/A

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update *** Not a current observation ***
Extended Forecast for

4 Miles SE Garrison IA

Extreme Heat Warning July 27, 08:14pm until July 27, 10:00pm
Click here for hazard details and duration
...
  •  
    Extreme Heat Warning July 27, 08:14pm until July 27, 10:00pm

    NOW until 10:00pm Mon

    Extreme Heat Warning

  • Tonight

    Low: 69 °F

    Patchy Smoke

  • Tuesday

    Tuesday: Partly sunny, with a high near 86. Northeast wind around 5 mph.

    High: 86 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 64. Northeast wind around 5 mph becoming calm.

    Low: 64 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 87. Calm wind becoming south around 5 mph.

    High: 87 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 66.

    Low: 66 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 88.

    High: 88 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A 50 percent chance of showers and thunderstorms after 1am.  Mostly cloudy, with a low around 67.

    Low: 67 °F

    Mostly Cloudy
    then Chance
    T-storms

  • Friday

    Friday: Showers likely and possibly a thunderstorm. Some of the storms could produce heavy rainfall.  Mostly cloudy, with a high near 79. Chance of precipitation is 70%.

    High: 79 °F

    Heavy Rain

Detailed Forecast

Tonight
Patchy smoke before 3am. Increasing clouds, with a low around 69. Northwest wind 5 to 10 mph becoming north after midnight.
Tuesday
Partly sunny, with a high near 86. Northeast wind around 5 mph.
Tuesday Night
Mostly clear, with a low around 64. Northeast wind around 5 mph becoming calm.
Wednesday
Sunny, with a high near 87. Calm wind becoming south around 5 mph.
Wednesday Night
Mostly clear, with a low around 66.
Thursday
Mostly sunny, with a high near 88.
Thursday Night
A 50 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 67.
Friday
Showers likely and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Mostly cloudy, with a high near 79. Chance of precipitation is 70%.
Friday Night
A chance of showers, with thunderstorms also possible after 1am. Mostly cloudy, with a low around 64. Chance of precipitation is 40%.
Saturday
A 30 percent chance of showers before 1pm. Mostly sunny, with a high near 81.
Saturday Night
Mostly clear, with a low around 64.
Sunday
Sunny, with a high near 85.
Sunday Night
Mostly clear, with a low around 63.
Monday
Sunny, with a high near 85.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SE Garrison IA
 42.11°N 92.09°W (Elev. 919 ft)
7:02 pm CDT Jul 27, 2026
8pm CDT Jul 27, 2026-6pm CDT Aug 3, 2026
 
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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