Lyman, SD Weather Forecast
Local 7-day forecast
Rain Showers Likely
Track current conditions, temperature changes, wind, and the full daily outlook for Lyman, SD in one place.
Rain showers likely. Cloudy, with a low around 44. East northeast wind around 6 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch possible.
Local Weather Overview
This forecast page for Lyman, 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: Oct 15, 2026 4:23 AM CDT.
The active forecast window currently covers Oct 15 to Oct 21, 2026 for Lyman, SD.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Oct 15 to Oct 21, 2026
- Latest sync
- Oct 15, 2026 4:23 AM CDT
- Forecast office
- ABR
- Source
- NOAA / NWS
Daily Outlook
This Week in Lyman
Tuesday looks like the warmest upcoming period in Lyman at 73 degrees F.
Friday Night is the coolest period ahead with temperatures near 34 degrees F.
The strongest winds are forecast for Thursday at about 6 to 38 mph NW.
Precipitation is mentioned in 2 upcoming forecast periods.
Forecast Details
- Last updated
- Oct 15, 2026 4:23 AM CDT
- Coverage
- 7 days
- Time zone
- America/Chicago
- Forecast office
- ABR
- Radar station
- KABR
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Rain showers likely before 11am. Mostly cloudy. High near 56, with temperatures falling to around 52 in the afternoon. Northwest wind 6 to 38 mph, with gusts as high as 54 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch possible.
Mostly cloudy. Low around 36, with temperatures rising to around 39 overnight. Northwest wind 30 to 35 mph, with gusts as high as 53 mph.
Mostly sunny, with a high near 51. North northwest wind 8 to 29 mph, with gusts as high as 41 mph.
Clear, with a low around 34. South wind 3 to 18 mph, with gusts as high as 28 mph.
Sunny, with a high near 71. South wind around 21 mph, with gusts as high as 32 mph.
Clear, with a low around 43. South wind 12 to 18 mph, with gusts as high as 30 mph.
Sunny, with a high near 69. West northwest wind 9 to 14 mph, with gusts as high as 22 mph.
Partly cloudy, with a low around 41. North northeast wind 7 to 10 mph.
Sunny, with a high near 66.
Clear, with a low around 45.
Sunny, with a high near 73.
Mostly clear, with a low around 49.
Mostly sunny, with a high near 69.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Overnight
Oct 15
|
Rain Showers Likely
|
44°F |
6 mph
ENE
|
|
Thursday
Oct 15
|
Rain Showers Likely then Mostly Cloudy
|
56°F |
6 to 38 mph
NW
|
|
Thursday Night
Oct 15
|
Mostly Cloudy
|
36°F |
30 to 35 mph
NW
|
|
Friday
Oct 16
|
Mostly Sunny
|
51°F |
8 to 29 mph
NNW
|
|
Friday Night
Oct 16
|
Clear
|
34°F |
3 to 18 mph
S
|
|
Saturday
Oct 17
|
Sunny
|
71°F |
21 mph
S
|
|
Saturday Night
Oct 17
|
Clear
|
43°F |
12 to 18 mph
S
|
|
Sunday
Oct 18
|
Sunny
|
69°F |
9 to 14 mph
WNW
|
|
Sunday Night
Oct 18
|
Partly Cloudy
|
41°F |
7 to 10 mph
NNE
|
|
Monday
Oct 19
|
Sunny
|
66°F |
6 to 12 mph
E
|
|
Monday Night
Oct 19
|
Clear
|
45°F |
12 mph
SE
|
|
Tuesday
Oct 20
|
Sunny
|
73°F |
12 to 18 mph
SSE
|
|
Tuesday Night
Oct 20
|
Mostly Clear
|
49°F |
13 to 16 mph
SSE
|
|
Wednesday
Oct 21
|
Mostly Sunny
|
69°F |
13 to 16 mph
WNW
|
Nearby Forecasts
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