Marcus, IA Weather Forecast
Local 7-day forecast
Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Marcus, IA in one place.
Sunny, with a high near 92. South southwest wind 5 to 10 mph.
Local Weather Overview
This forecast page for Marcus, IA is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Jul 17, 2026 8:06 AM CDT.
The active forecast window currently covers Jul 17 to Jul 23, 2026 for Marcus, IA.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jul 17 to Jul 23, 2026
- Latest sync
- Jul 17, 2026 8:06 AM CDT
- Forecast office
- FSD
- Source
- NOAA / NWS
Daily Outlook
This Week in Marcus
Monday looks like the warmest upcoming period in Marcus at 98 degrees F.
Tuesday Night is the coolest period ahead with temperatures near 59 degrees F.
The strongest winds are forecast for Tuesday at about 10 to 15 mph N.
Precipitation is mentioned in 3 upcoming forecast periods.
Forecast Details
- Last updated
- Jul 17, 2026 8:06 AM CDT
- Coverage
- 7 days
- Time zone
- America/Chicago
- Forecast office
- FSD
- Radar station
- KFSD
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Mostly clear, with a low around 71. West southwest wind 5 to 10 mph.
Sunny, with a high near 89. Northeast wind 5 to 10 mph.
Mostly clear, with a low around 65. East northeast wind 5 to 10 mph.
Sunny, with a high near 93. Southeast wind 5 to 10 mph.
Partly cloudy, with a low around 74. South wind around 10 mph.
Mostly sunny, with a high near 98.
Partly cloudy, with a low around 68.
Mostly sunny, with a high near 85.
Partly cloudy, with a low around 59.
Mostly sunny, with a high near 82.
A chance of showers and thunderstorms after 7pm. Partly cloudy, with a low around 61. Chance of precipitation is 30%.
A chance of showers and thunderstorms before 7am, then a chance of showers and thunderstorms between 7am and 1pm. Partly sunny, with a high near 82. Chance of precipitation is 30%.
A chance of showers and thunderstorms after 7pm. Mostly cloudy, with a low around 62. Chance of precipitation is 30%.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Today
Jul 17
|
Sunny
|
92°F |
5 to 10 mph
SSW
|
|
Tonight
Jul 17
|
Mostly Clear
|
71°F |
5 to 10 mph
WSW
|
|
Saturday
Jul 18
|
Sunny
|
89°F |
5 to 10 mph
NE
|
|
Saturday Night
Jul 18
|
Mostly Clear
|
65°F |
5 to 10 mph
ENE
|
|
Sunday
Jul 19
|
Sunny
|
93°F |
5 to 10 mph
SE
|
|
Sunday Night
Jul 19
|
Partly Cloudy
|
74°F |
10 mph
S
|
|
Monday
Jul 20
|
Mostly Sunny
|
98°F |
10 mph
WSW
|
|
Monday Night
Jul 20
|
Partly Cloudy
|
68°F |
5 to 10 mph
NNW
|
|
Tuesday
Jul 21
|
Mostly Sunny
|
85°F |
10 to 15 mph
N
|
|
Tuesday Night
Jul 21
|
Partly Cloudy
|
59°F |
5 to 15 mph
NE
|
|
Wednesday
Jul 22
|
Mostly Sunny
|
82°F |
5 mph
SSE
|
|
Wednesday Night
Jul 22
|
Chance Showers And Thunderstorms
|
61°F |
5 mph
SE
|
|
Thursday
Jul 23
|
Chance Showers And Thunderstorms
|
82°F |
5 to 10 mph
SSE
|
|
Thursday Night
Jul 23
|
Chance Showers And Thunderstorms
|
62°F |
5 to 10 mph
SSE
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Marcus.