Ralph, SD Weather Forecast
Local 7-day forecast
Patchy Fog then Mostly Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Ralph, SD in one place.
Patchy fog before 8am. Mostly sunny. High near 57, with temperatures falling to around 45 in the afternoon. West wind 3 to 10 mph, with gusts as high as 21 mph.
Local Weather Overview
This forecast page for Ralph, 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: Nov 5, 2026 5:34 PM MST.
The active forecast window currently covers Nov 6 to Nov 11, 2026 for Ralph, SD.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Nov 6 to Nov 11, 2026
- Latest sync
- Nov 5, 2026 5:34 PM MST
- Forecast office
- UNR
- Source
- NOAA / NWS
Daily Outlook
This Week in Ralph
Sunday looks like the warmest upcoming period in Ralph at 66 degrees F.
Monday Night is the coolest period ahead with temperatures near 31 degrees F.
The strongest winds are forecast for Saturday at about 9 to 18 mph W.
The forecast from Nov 6 through Nov 11 stays mostly dry.
Forecast Details
- Last updated
- Nov 5, 2026 5:34 PM MST
- 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. Low around 33, with temperatures rising to around 35 overnight. Southwest wind 3 to 9 mph, with gusts as high as 17 mph.
Mostly sunny. High near 63, with temperatures falling to around 50 in the afternoon. West wind 9 to 18 mph, with gusts as high as 33 mph.
Mostly clear, with a low around 34. West wind 3 to 7 mph.
Mostly sunny, with a high near 66.
Partly cloudy, with a low around 39.
Mostly sunny, with a high near 55.
Partly cloudy, with a low around 31.
Mostly sunny, with a high near 58.
Partly cloudy, with a low around 35.
Sunny, with a high near 60.
Mostly clear, with a low around 36.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Friday
Nov 6
|
Patchy Fog then Mostly Sunny
|
57°F |
3 to 10 mph
W
|
|
Friday Night
Nov 6
|
Mostly Clear
|
33°F |
3 to 9 mph
SW
|
|
Saturday
Nov 7
|
Mostly Sunny
|
63°F |
9 to 18 mph
W
|
|
Saturday Night
Nov 7
|
Mostly Clear
|
34°F |
3 to 7 mph
W
|
|
Sunday
Nov 8
|
Mostly Sunny
|
66°F |
6 to 12 mph
SW
|
|
Sunday Night
Nov 8
|
Partly Cloudy
|
39°F |
9 mph
W
|
|
Monday
Nov 9
|
Mostly Sunny
|
55°F |
6 to 17 mph
NW
|
|
Monday Night
Nov 9
|
Partly Cloudy
|
31°F |
5 mph
W
|
|
Tuesday
Nov 10
|
Mostly Sunny
|
58°F |
2 to 9 mph
W
|
|
Tuesday Night
Nov 10
|
Partly Cloudy
|
35°F |
7 mph
W
|
|
Veterans Day
Nov 11
|
Sunny
|
60°F |
7 to 13 mph
W
|
|
Wednesday Night
Nov 11
|
Mostly Clear
|
36°F |
7 mph
SW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Ralph.
Nearby forecast pages are not available for this location yet.