Merrill, IA Weather Forecast
Local 7-day forecast
Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Merrill, IA in one place.
Sunny, with a high near 83. South wind 5 to 15 mph, with gusts as high as 30 mph.
Local Weather Overview
This forecast page for Merrill, 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: Apr 16, 2026 8:43 AM CDT.
The active forecast window currently covers Apr 16 to Apr 22, 2026 for Merrill, IA.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Apr 16 to Apr 22, 2026
- Latest sync
- Apr 16, 2026 8:43 AM CDT
- Forecast office
- FSD
- Source
- NOAA / NWS
Daily Outlook
This Week in Merrill
Today looks like the warmest upcoming period in Merrill at 83 degrees F.
Friday Night is the coolest period ahead with temperatures near 29 degrees F.
The strongest winds are forecast for Friday at about 15 to 25 mph WNW.
Precipitation is mentioned in 3 upcoming forecast periods.
Forecast Details
- Last updated
- Apr 16, 2026 8:43 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. Low around 50, with temperatures rising to around 58 overnight. South wind 15 to 20 mph, with gusts as high as 30 mph.
A slight chance of rain showers between 7am and 1pm. Partly sunny. High near 66, with temperatures falling to around 55 in the afternoon. West northwest wind 15 to 25 mph, with gusts as high as 40 mph. Chance of precipitation is 20%.
Partly cloudy, with a low around 29. Northwest wind 15 to 25 mph, with gusts as high as 35 mph.
Sunny, with a high near 51. Northwest wind 15 to 20 mph, with gusts as high as 35 mph.
Mostly clear, with a low around 29. West northwest wind 5 to 20 mph, with gusts as high as 30 mph.
Sunny, with a high near 61.
Mostly clear, with a low around 37.
Sunny, with a high near 75.
Mostly clear, with a low around 49.
Sunny, with a high near 77.
Mostly clear, with a low around 49.
A slight chance of rain showers after 1pm. Sunny, with a high near 76.
A slight chance of rain showers before 7pm, then a chance of showers and thunderstorms. Partly cloudy, with a low around 51. Chance of precipitation is 50%.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Today
Apr 16
|
Sunny
|
83°F |
5 to 15 mph
S
|
|
Tonight
Apr 16
|
Mostly Clear
|
50°F |
15 to 20 mph
S
|
|
Friday
Apr 17
|
Slight Chance Rain Showers
|
66°F |
15 to 25 mph
WNW
|
|
Friday Night
Apr 17
|
Partly Cloudy
|
29°F |
15 to 25 mph
NW
|
|
Saturday
Apr 18
|
Sunny
|
51°F |
15 to 20 mph
NW
|
|
Saturday Night
Apr 18
|
Mostly Clear
|
29°F |
5 to 20 mph
WNW
|
|
Sunday
Apr 19
|
Sunny
|
61°F |
5 to 10 mph
WNW
|
|
Sunday Night
Apr 19
|
Mostly Clear
|
37°F |
5 to 10 mph
E
|
|
Monday
Apr 20
|
Sunny
|
75°F |
10 to 15 mph
SSE
|
|
Monday Night
Apr 20
|
Mostly Clear
|
49°F |
15 mph
S
|
|
Tuesday
Apr 21
|
Sunny
|
77°F |
10 to 15 mph
SSW
|
|
Tuesday Night
Apr 21
|
Mostly Clear
|
49°F |
15 mph
S
|
|
Wednesday
Apr 22
|
Sunny then Slight Chance Rain Showers
|
76°F |
10 to 20 mph
SSE
|
|
Wednesday Night
Apr 22
|
Chance Showers And Thunderstorms
|
51°F |
15 to 20 mph
SE
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Merrill.