Dangerous Heat in the Southwest; Severe Thunderstorms and Heavy Rain in the Northeast and Mid-Atlantic

Dangerous heat will persist across the Southwest U.S. through Friday with daytime highs of 110-115°F. Heat across the southern Plains will briefly ease to near-normal by late week. Strong to severe thunderstorms may produce damaging wind, hail, a tornado or two, heavy rain and flash flooding across parts of the Mid-Atlantic and Northeast. Heavy rainfall threat continues across the Gulf Coast. Read More >

Current conditions at

Oelwein Municipal Airport (KOLZ)

Lat: 42.68°NLon: 91.98°WElev: 1070ft.

Fair

77°F

25°C

Humidity 57%
Wind Speed NW 9 mph
Barometer 30.09 in
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 27 Aug 12:55 pm CDT
Extended Forecast for

Tripoli IA

  • This Afternoon

    This Afternoon: Sunny, with a high near 79. North northwest wind around 9 mph.

    High: 79 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 55. North northwest wind around 5 mph becoming calm  in the evening.

    Low: 55 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 81. Calm wind becoming west southwest around 6 mph in the afternoon.

    High: 81 °F

    Sunny

  • Friday Night

    Friday Night: A slight chance of showers before 4am, then a slight chance of showers after 5am.  Increasing clouds, with a low around 64. Light south wind increasing to 5 to 10 mph in the evening.  Chance of precipitation is 20%.

    Low: 64 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Saturday

    Saturday: Showers likely after 7am.  Mostly cloudy, with a high near 79. Breezy, with a south wind 13 to 18 mph, with gusts as high as 29 mph.  Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    High: 79 °F

    Showers
    Likely and
    Breezy

  • Saturday Night

    Saturday Night: A 20 percent chance of showers and thunderstorms.  Partly cloudy, with a low around 69. Breezy.

    Low: 69 °F

    Slight Chance
    T-storms and
    Breezy

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms after 1pm.  Mostly sunny, with a high near 87. Breezy.

    High: 87 °F

    Breezy.
    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A 30 percent chance of showers and thunderstorms, mainly after 1am.  Partly cloudy, with a low around 71.

    Low: 71 °F

    Chance
    T-storms

  • Monday

    Monday: Mostly sunny, with a high near 86.

    High: 86 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 79. North northwest wind around 9 mph.
Tonight
Mostly clear, with a low around 55. North northwest wind around 5 mph becoming calm in the evening.
Friday
Sunny, with a high near 81. Calm wind becoming west southwest around 6 mph in the afternoon.
Friday Night
A slight chance of showers before 4am, then a slight chance of showers after 5am. Increasing clouds, with a low around 64. Light south wind increasing to 5 to 10 mph in the evening. Chance of precipitation is 20%.
Saturday
Showers likely after 7am. Mostly cloudy, with a high near 79. Breezy, with a south wind 13 to 18 mph, with gusts as high as 29 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 69. Breezy.
Sunday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 87. Breezy.
Sunday Night
A 30 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 71.
Monday
Mostly sunny, with a high near 86.
Monday Night
A 30 percent chance of showers after 1am. Partly cloudy, with a low around 69.
Tuesday
A 30 percent chance of showers. Partly sunny, with a high near 84.
Tuesday Night
A 30 percent chance of showers. Partly cloudy, with a low around 67.
Wednesday
Mostly sunny, with a high near 84.
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ABOUT THIS FORECAST

 
Point Forecast:
Tripoli IA
 42.81°N 92.25°W
12:16 pm CDT Aug 27, 2026
1pm CDT Aug 27, 2026-6pm CDT Sep 2, 2026
 
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Additional Resources

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