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

Areas of Heavy to Excessive Rainfall Which May Bring Flooding

Monsoon moisture will continue to produce areas of heavy to excessive rainfall and potential flooding across the northern Intermountain West today. Debris flows will be possible over recent wildfire burn areas. Heavy to excessive rainfall and flash flooding will be possible across the central Rockies into the south-central Plains and lower Mississippi Valley through Thursday. Read More >

Hazardous Weather Conditions

Current conditions at

Dubuque Regional Airport (KDBQ)

Lat: 42.4°NLon: 90.71°WElev: 1040ft.

Overcast

63°F

17°C

Humidity 78%
Wind Speed SW 12 mph
Barometer 30.22 in (1023.5 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 27 Aug 1:53 pm CDT
Extended Forecast for

Peosta IA

  • This Afternoon

    This Afternoon: A 40 percent chance of showers. Mostly cloudy, with a high near 71. Southwest wind around 10 mph, with gusts as high as 20 mph.

    High: 71 °F

    Chance
    Showers

  • Tonight

    Tonight: A slight chance of showers, with thunderstorms also possible after 1am. Mostly cloudy, with a low around 59. South wind around 5 mph. Chance of precipitation is 20%.

    Low: 59 °F

    Slight Chance
    Showers then
    Slight Chance
    T-storms

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 77. Southwest wind around 5 mph becoming north in the afternoon.

    High: 77 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 52. East wind around 5 mph.

    Low: 52 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 73.

    High: 73 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 53.

    Low: 53 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 71.

    High: 71 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 53.

    Low: 53 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 73.

    High: 73 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A 40 percent chance of showers. Mostly cloudy, with a high near 71. Southwest wind around 10 mph, with gusts as high as 20 mph.
Tonight
A slight chance of showers, with thunderstorms also possible after 1am. Mostly cloudy, with a low around 59. South wind around 5 mph. Chance of precipitation is 20%.
Thursday
A 20 percent chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 77. Southwest wind around 5 mph becoming north in the afternoon.
Thursday Night
Partly cloudy, with a low around 52. East wind around 5 mph.
Friday
Mostly sunny, with a high near 73.
Friday Night
Partly cloudy, with a low around 53.
Saturday
Mostly sunny, with a high near 71.
Saturday Night
Mostly cloudy, with a low around 53.
Sunday
Mostly sunny, with a high near 73.
Sunday Night
Partly cloudy, with a low around 53.
Labor Day
Mostly sunny, with a high near 75.
Monday Night
Partly cloudy, with a low around 55.
Tuesday
Mostly sunny, with a high near 77.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Peosta IA
 42.44°N 90.85°W (Elev. 1037 ft)
Last Update:
1:45 pm CDT Aug 27, 2025
Forecast Valid:
2pm CDT Aug 27, 2025-6pm CDT Sep 2, 2025
 
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