Polk County, IA Weather Forecast
County weather hub
Chance Showers And Thunderstorms
Compare major city weather across Polk County, scan the latest forecast snapshots, and jump into local 7-day outlook pages from one hub.
A chance of showers and thunderstorms before 10am, then a slight chance of showers and thunderstorms between 10am and 11am, then a chance of showers and thunderstorms between 11am and 4pm, then a chance of showers and thunderstorms. Mostly cloudy. High near 77, with temperatures falling to around 75 in the afternoon. East southeast wind 7 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch possible.
County Weather Overview
This county weather page brings together forecast coverage for Polk County so visitors can compare temperatures, wind, and conditions across the region without hopping between unrelated pages.
Current forecast coverage spans 14 of 14 mapped cities in Polk County.
Page Snapshot
- Page focus
- county weather
- Forecast window
- May 30 to Jun 4, 2026
- Latest sync
- May 29, 2026 3:07 AM CDT
- Forecast office
- DMX
- Source
- NOAA / NWS
Daily Outlook
This Week in Polk County
Thursday looks like the warmest upcoming period in Polk County at 84 degrees F.
Tuesday Night is the coolest period ahead with temperatures near 58 degrees F.
The strongest winds are forecast for Saturday at about 7 to 15 mph ESE.
Precipitation is mentioned in 9 upcoming forecast periods.
Forecast Details
- Last updated
- May 29, 2026 3:07 AM CDT
- Coverage
- 6 days
- Time zone
- America/Chicago
- Forecast office
- DMX
- Radar station
- KDMX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
A chance of showers and thunderstorms before 1am, then showers and thunderstorms likely. Mostly cloudy, with a low around 60. East southeast wind 12 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. New rainfall amounts less than a tenth of an inch possible.
Showers and thunderstorms likely before 10am, then a chance of showers and thunderstorms between 10am and 1pm, then a chance of showers and thunderstorms between 1pm and 4pm, then a chance of showers and thunderstorms. Mostly cloudy, with a high near 79. Chance of precipitation is 60%. New rainfall amounts less than a tenth of an inch possible.
A chance of showers and thunderstorms. Mostly cloudy, with a low around 62. Chance of precipitation is 50%.
A chance of showers and thunderstorms. Partly sunny, with a high near 83. Chance of precipitation is 50%.
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 60.
A slight chance of showers and thunderstorms before 7am. Mostly sunny, with a high near 81.
Partly cloudy, with a low around 58.
Mostly sunny, with a high near 82.
A slight chance of showers and thunderstorms after 7pm. Partly cloudy, with a low around 60.
A slight chance of showers and thunderstorms. Partly sunny, with a high near 84.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Saturday
May 30
|
Chance Showers And Thunderstorms
|
77°F |
7 to 15 mph
ESE
|
|
Saturday Night
May 30
|
Chance Showers And Thunderstorms
|
60°F |
12 to 15 mph
ESE
|
|
Sunday
May 31
|
Showers And Thunderstorms Likely then Chance Showers And Thunderstorms
|
79°F |
13 mph
ESE
|
|
Sunday Night
May 31
|
Chance Showers And Thunderstorms
|
62°F |
6 to 10 mph
ESE
|
|
Monday
Jun 1
|
Chance Showers And Thunderstorms
|
83°F |
6 to 9 mph
ESE
|
|
Monday Night
Jun 1
|
Slight Chance Showers And Thunderstorms
|
60°F |
5 to 8 mph
E
|
|
Tuesday
Jun 2
|
Slight Chance Showers And Thunderstorms then Mostly Sunny
|
81°F |
8 mph
ESE
|
|
Tuesday Night
Jun 2
|
Partly Cloudy
|
58°F |
3 to 7 mph
SE
|
|
Wednesday
Jun 3
|
Mostly Sunny
|
82°F |
5 to 8 mph
SSE
|
|
Wednesday Night
Jun 3
|
Slight Chance Showers And Thunderstorms
|
60°F |
5 to 8 mph
S
|
|
Thursday
Jun 4
|
Slight Chance Showers And Thunderstorms
|
84°F |
6 to 10 mph
S
|
Major City Forecasts
Live forecast snapshots for major cities across Polk County.
Coverage
Forecast coverage currently spans 14 of 14 mapped cities in Polk County.
Largest mapped city population in this region: 212,312.
