New Underwood, SD Weather Forecast
Local 7-day forecast
Chance Rain Showers
Track current conditions, temperature changes, wind, and the full daily outlook for New Underwood, SD in one place.
A chance of rain showers before 3pm, then a chance of showers and thunderstorms. Mostly sunny. High near 79, with temperatures falling to around 76 in the afternoon. Southwest wind 8 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 50%.
Local Weather Overview
This forecast page for New Underwood, 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: May 29, 2026 10:42 PM MDT.
The active forecast window currently covers May 31 to Jun 5, 2026 for New Underwood, SD.
Page Snapshot
- Page focus
- city weather
- Forecast window
- May 31 to Jun 5, 2026
- Latest sync
- May 29, 2026 10:42 PM MDT
- Forecast office
- UNR
- Source
- NOAA / NWS
Daily Outlook
This Week in New Underwood
Friday looks like the warmest upcoming period in New Underwood at 88 degrees F.
Sunday Night is the coolest period ahead with temperatures near 49 degrees F.
The strongest winds are forecast for Monday at about 9 to 16 mph SW.
Precipitation is mentioned in 9 upcoming forecast periods.
Forecast Details
- Last updated
- May 29, 2026 10:42 PM MDT
- Coverage
- 6 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
A slight chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 49. Northwest wind 10 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 20%.
Sunny, with a high near 77. Southwest wind 9 to 16 mph, with gusts as high as 28 mph.
A slight chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 52.
A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 83.
A slight chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 55.
A slight chance of showers and thunderstorms after noon. Sunny, with a high near 84.
A slight chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 55.
A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 84.
A chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 56.
Mostly sunny, with a high near 88.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Sunday
May 31
|
Chance Rain Showers
|
79°F |
8 to 15 mph
SW
|
|
Sunday Night
May 31
|
Slight Chance Showers And Thunderstorms then Partly Cloudy
|
49°F |
10 to 15 mph
NW
|
|
Monday
Jun 1
|
Sunny
|
77°F |
9 to 16 mph
SW
|
|
Monday Night
Jun 1
|
Slight Chance Showers And Thunderstorms then Partly Cloudy
|
52°F |
7 to 16 mph
SE
|
|
Tuesday
Jun 2
|
Mostly Sunny then Chance Showers And Thunderstorms
|
83°F |
8 to 16 mph
S
|
|
Tuesday Night
Jun 2
|
Slight Chance Showers And Thunderstorms then Partly Cloudy
|
55°F |
9 to 16 mph
S
|
|
Wednesday
Jun 3
|
Sunny then Slight Chance Showers And Thunderstorms
|
84°F |
12 mph
N
|
|
Wednesday Night
Jun 3
|
Slight Chance Showers And Thunderstorms then Partly Cloudy
|
55°F |
6 to 12 mph
N
|
|
Thursday
Jun 4
|
Mostly Sunny then Chance Showers And Thunderstorms
|
84°F |
6 to 14 mph
E
|
|
Thursday Night
Jun 4
|
Chance Showers And Thunderstorms then Partly Cloudy
|
56°F |
8 to 14 mph
NE
|
|
Friday
Jun 5
|
Mostly Sunny
|
88°F |
9 to 15 mph
N
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around New Underwood.