Clear Lake, SD Weather Forecast

Local 7-day forecast

81°
F

Chance Showers And Thunderstorms then Mostly Sunny

Track current conditions, temperature changes, wind, and the full daily outlook for Clear Lake, SD in one place.

Tuesday, August 11, 2026
Wind: 5 to 8 mph E
Tuesday

A chance of showers and thunderstorms before 7am. Mostly sunny, with a high near 81. East wind 5 to 8 mph. Chance of precipitation is 30%. New rainfall amounts between a tenth and quarter of an inch possible.

Local 7-day forecast

Local Weather Overview

This forecast page for Clear Lake, 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: Aug 10, 2026 5:30 AM CDT.

The active forecast window currently covers Aug 11 to Aug 16, 2026 for Clear Lake, SD.

Page Snapshot

Page focus
city weather
Forecast window
Aug 11 to Aug 16, 2026
Latest sync
Aug 10, 2026 5:30 AM CDT
Forecast office
ABR
Source
NOAA / NWS
Next High
81°F
Tuesday
Next Low
62°F
Tuesday Night
Rain Outlook
9
Periods mentioning precipitation
Windiest
7 to 14 mph
Friday

Daily Outlook

Today
Aug 11
Chance Showers And Thunderstorms then Mostly Sunny
81 °F
/ 62°F
Wind 5 to 8 mph
Wed
Aug 12
Chance Rain Showers then Mostly Sunny
79 °F
/ 59°F
Wind 5 to 9 mph
Thu
Aug 13
Mostly Cloudy
73 °F
/ 56°F
Wind 7 to 12 mph
Fri
Aug 14
Mostly Cloudy then Chance Showers And Thunderstorms
71 °F
/ 58°F
Wind 7 to 14 mph
Sat
Aug 15
Chance Rain Showers
70 °F
/ 57°F
Wind 9 to 13 mph
Sun
Aug 16
Chance Rain Showers
71 °F
Wind 8 mph

This Week in Clear Lake

Tuesday looks like the warmest upcoming period in Clear Lake at 81 degrees F.

Thursday Night is the coolest period ahead with temperatures near 56 degrees F.

The strongest winds are forecast for Friday at about 7 to 14 mph E.

Precipitation is mentioned in 9 upcoming forecast periods.

Forecast Details

Last updated
Aug 10, 2026 5:30 AM CDT
Coverage
6 days
Time zone
America/Chicago
Forecast office
ABR
Radar station
KFSD

Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.

Open NOAA source

Extended Forecast

Tuesday Night
Aug 11
62°F
Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms
6 mph E

A slight chance of showers and thunderstorms before 7pm, then a chance of showers and thunderstorms. Partly cloudy, with a low around 62. East wind around 6 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.

Wednesday
Aug 12
79°F
Chance Rain Showers then Mostly Sunny
5 to 9 mph NE

A chance of rain showers before 7am. Mostly sunny, with a high near 79. Northeast wind 5 to 9 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.

Wednesday Night
Aug 12
59°F
Slight Chance Showers And Thunderstorms
7 mph NE

A slight chance of showers and thunderstorms between 7pm and 1am. Mostly cloudy, with a low around 59. Northeast wind around 7 mph. Chance of precipitation is 20%.

Thursday
Aug 13
73°F
Mostly Cloudy
7 to 12 mph NE

Mostly cloudy, with a high near 73. Northeast wind 7 to 12 mph.

Thursday Night
Aug 13
56°F
Mostly Cloudy
6 to 10 mph ENE

Mostly cloudy, with a low around 56. East northeast wind 6 to 10 mph.

Friday
Aug 14
71°F
Mostly Cloudy then Chance Showers And Thunderstorms
7 to 14 mph E

A chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 71. Chance of precipitation is 40%.

Friday Night
Aug 14
58°F
Chance Showers And Thunderstorms
8 to 12 mph SE

A chance of showers and thunderstorms. Mostly cloudy, with a low around 58. Chance of precipitation is 50%.

Saturday
Aug 15
70°F
Chance Rain Showers
9 to 13 mph W

A chance of rain showers before 1pm, then a chance of showers and thunderstorms. Mostly cloudy, with a high near 70. Chance of precipitation is 40%.

Saturday Night
Aug 15
57°F
Chance Showers And Thunderstorms
5 to 9 mph NNW

A chance of showers and thunderstorms. Mostly cloudy, with a low around 57. Chance of precipitation is 30%.

Sunday
Aug 16
71°F
Chance Rain Showers
8 mph NNW

A chance of rain showers. Partly sunny, with a high near 71. Chance of precipitation is 30%.

Detailed Forecast

Period Conditions Temp Wind
Tuesday
Aug 11
Chance Showers And Thunderstorms then Mostly Sunny
81°F
5 to 8 mph
E
Tuesday Night
Aug 11
Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms
62°F
6 mph
E
Wednesday
Aug 12
Chance Rain Showers then Mostly Sunny
79°F
5 to 9 mph
NE
Wednesday Night
Aug 12
Slight Chance Showers And Thunderstorms
59°F
7 mph
NE
Thursday
Aug 13
Mostly Cloudy
73°F
7 to 12 mph
NE
Thursday Night
Aug 13
Mostly Cloudy
56°F
6 to 10 mph
ENE
Friday
Aug 14
Mostly Cloudy then Chance Showers And Thunderstorms
71°F
7 to 14 mph
E
Friday Night
Aug 14
Chance Showers And Thunderstorms
58°F
8 to 12 mph
SE
Saturday
Aug 15
Chance Rain Showers
70°F
9 to 13 mph
W
Saturday Night
Aug 15
Chance Showers And Thunderstorms
57°F
5 to 9 mph
NNW
Sunday
Aug 16
Chance Rain Showers
71°F
8 mph
NNW

Nearby Forecasts

Explore weather pages for nearby cities and major places around Clear Lake.

Nearby forecast pages are not available for this location yet.

DEUEL COUNTY COURTHOUSE  CLEAR LAKE  SD
DEUEL COUNTY COURTHOUSE CLEAR LAKE SD image
Weather data provided by the National Weather Service (NOAA). Forecast pages update automatically as new periods are synced for each supported U.S. location.