Nisland, SD Weather Forecast
Local 7-day forecast
Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Nisland, SD in one place.
Sunny, with a high near 71. Northwest wind 6 to 10 mph, with gusts as high as 16 mph.
Local Weather Overview
This forecast page for Nisland, SD 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 14, 2026 11:56 AM MDT.
The active forecast window currently covers Apr 15 to Apr 20, 2026 for Nisland, SD.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Apr 15 to Apr 20, 2026
- Latest sync
- Apr 14, 2026 11:56 AM MDT
- Forecast office
- UNR
- Source
- NOAA / NWS
Daily Outlook
This Week in Nisland
Monday looks like the warmest upcoming period in Nisland at 73 degrees F.
Friday Night is the coolest period ahead with temperatures near 23 degrees F.
The strongest winds are forecast for Friday at about 23 to 32 mph NW.
Precipitation is mentioned in 5 upcoming forecast periods.
Forecast Details
- Last updated
- Apr 14, 2026 11:56 AM MDT
- Coverage
- 7 days
- Time zone
- America/Denver
- Forecast office
- UNR
- Radar station
- KUDX
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 46. South wind around 13 mph, with gusts as high as 21 mph.
A chance of rain showers after noon. Mostly sunny. High near 70, with temperatures falling to around 65 in the afternoon. West wind 14 to 24 mph, with gusts as high as 36 mph. Chance of precipitation is 50%.
Rain showers before 2am, then rain and snow showers. Mostly cloudy. Low around 28, with temperatures rising to around 30 overnight. Northwest wind around 23 mph, with gusts as high as 33 mph. Chance of precipitation is 90%. New snow accumulation of less than half an inch possible.
Snow showers likely. Mostly cloudy, with a high near 40. Northwest wind 23 to 32 mph, with gusts as high as 46 mph. New snow accumulation of less than one inch possible.
A slight chance of snow showers before midnight. Mostly cloudy, with a low around 23. Northwest wind 16 to 31 mph, with gusts as high as 43 mph.
A chance of snow showers before 3pm, then a chance of rain showers. Mostly sunny, with a high near 48.
Mostly clear, with a low around 25.
Sunny, with a high near 65.
Mostly clear, with a low around 35.
Sunny, with a high near 73.
Partly cloudy, with a low around 45.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Wednesday
Apr 15
|
Sunny
|
71°F |
6 to 10 mph
NW
|
|
Wednesday Night
Apr 15
|
Mostly Clear
|
46°F |
13 mph
S
|
|
Thursday
Apr 16
|
Mostly Sunny then Chance Rain Showers
|
70°F |
14 to 24 mph
W
|
|
Thursday Night
Apr 16
|
Rain Showers then Rain And Snow Showers
|
28°F |
23 mph
NW
|
|
Friday
Apr 17
|
Snow Showers Likely
|
40°F |
23 to 32 mph
NW
|
|
Friday Night
Apr 17
|
Slight Chance Snow Showers then Mostly Cloudy
|
23°F |
16 to 31 mph
NW
|
|
Saturday
Apr 18
|
Chance Snow Showers
|
48°F |
15 to 28 mph
NW
|
|
Saturday Night
Apr 18
|
Mostly Clear
|
25°F |
7 to 22 mph
W
|
|
Sunday
Apr 19
|
Sunny
|
65°F |
7 to 14 mph
SE
|
|
Sunday Night
Apr 19
|
Mostly Clear
|
35°F |
9 to 14 mph
SE
|
|
Monday
Apr 20
|
Sunny
|
73°F |
9 to 21 mph
SE
|
|
Monday Night
Apr 20
|
Partly Cloudy
|
45°F |
13 to 18 mph
S
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Nisland.