Shannon County, SD Weather Forecast

County weather hub

46°
F

Showers And Thunderstorms

Compare major city weather across Oglala Lakota County, scan the latest forecast snapshots, and jump into local 7-day outlook pages from one hub.

Monday, May 18, 2026
Wind: 28 mph N
Monday

Showers and thunderstorms. Cloudy, with a high near 46.

County weather hub

County Weather Overview

This county weather page brings together forecast coverage for Oglala Lakota County so visitors can compare temperatures, wind, and conditions across the region without hopping between unrelated pages.

Current forecast coverage spans 0 of 0 mapped cities in Oglala Lakota County.

Page Snapshot

Page focus
county weather
Forecast window
May 18 to May 21, 2026
Latest sync
May 15, 2026 8:03 AM MDT
Forecast office
UNR
Source
NOAA / NWS
Next High
46°F
Monday
Next Low
32°F
Monday Night
Rain Outlook
3
Periods mentioning precipitation
Windiest
28 mph
Monday

Daily Outlook

Today
May 18
Showers And Thunderstorms
46 °F
/ 32°F
Wind 28 mph
Tue
May 19
Chance Rain Showers then Partly Sunny
55 °F
/ 33°F
Wind 14 mph
Wed
May 20
Mostly Sunny
66 °F
/ 41°F
Wind 8 to 13 mph
Thu
May 21
Mostly Sunny
76 °F
/ 46°F
Wind 14 mph

This Week in Oglala Lakota County

Thursday looks like the warmest upcoming period in Oglala Lakota County at 76 degrees F.

Monday Night is the coolest period ahead with temperatures near 32 degrees F.

The strongest winds are forecast for Monday at about 28 mph N.

Precipitation is mentioned in 3 upcoming forecast periods.

Forecast Details

Last updated
May 15, 2026 8:03 AM MDT
Coverage
4 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 source

Extended Forecast

Monday Night
May 18
32°F
Showers And Thunderstorms
15 to 26 mph NW

Showers and thunderstorms. Mostly cloudy, with a low around 32.

Tuesday
May 19
55°F
Chance Rain Showers then Partly Sunny
14 mph NW

A chance of rain showers before 7am. Partly sunny, with a high near 55.

Tuesday Night
May 19
33°F
Partly Cloudy
6 to 13 mph E

Partly cloudy, with a low around 33.

Wednesday
May 20
66°F
Mostly Sunny
8 to 13 mph W

Mostly sunny, with a high near 66.

Wednesday Night
May 20
41°F
Mostly Cloudy
13 mph SE

Mostly cloudy, with a low around 41.

Thursday
May 21
76°F
Mostly Sunny
14 mph S

Mostly sunny, with a high near 76.

Thursday Night
May 21
46°F
Partly Cloudy
15 mph SE

Partly cloudy, with a low around 46.

Detailed Forecast

Period Conditions Temp Wind
Monday
May 18
Showers And Thunderstorms
46°F
28 mph
N
Monday Night
May 18
Showers And Thunderstorms
32°F
15 to 26 mph
NW
Tuesday
May 19
Chance Rain Showers then Partly Sunny
55°F
14 mph
NW
Tuesday Night
May 19
Partly Cloudy
33°F
6 to 13 mph
E
Wednesday
May 20
Mostly Sunny
66°F
8 to 13 mph
W
Wednesday Night
May 20
Mostly Cloudy
41°F
13 mph
SE
Thursday
May 21
Mostly Sunny
76°F
14 mph
S
Thursday Night
May 21
Partly Cloudy
46°F
15 mph
SE

Nearby Forecasts

Explore weather pages for nearby cities and major places around Oglala Lakota County.

Nearby forecast pages are not available for this location yet.

Coverage

Tracked cities
0
Coverage
0%

Forecast coverage currently spans 0 of 0 mapped cities in Oglala Lakota County.

Shannon County MO courthouse 20131027
Shannon County MO courthouse 20131027 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.