Thatcher, South Dakota
Thatcher: Located in Dewey County at an elevation of 2,349 feet, this unincorporated community is situated within the rural Great Plains of central South Dakota.
About
Thatcher is a city located in the county of Dewey in the U.S. state of South Dakota.
Quick Facts about Thatcher
| State | South Dakota (United States) |
| County | Dewey County |
| Latitude & Longitude | 45.0219,-100.9277 |
| Time Zone | America/Denver |
| Local time | 12:39:57 (6th November 2026) |
| Weather | 29℉ Patchy Fog 7-days weather |
Geography
Thatcher is located at 45°1'19"N 100°55'40"W (45.0219300, -100.9276500).
Thatcher map
Click "full screen" 
icon to open full mode. View satellite images
icon to open full mode. View satellite images
Weather
29°F
Patchy Fog
6 to 9 mph SE
Tonight
Patchy fog after 9pm. Mostly cloudy, with a low around 29. Southeast wind 6 to 9 mph.
7-Day ForecastClosest post offices linked to Thatcher.
| Post Office Name | City | ZIP |
|---|---|---|
| Ridgeview Post Office | Ridgeview (SD) | 57652 |
Other cities in Dewey County
Cities, towns, neighborhoods & other populated places in Dewey County , SD.
| City Name | Population | Title |
|---|---|---|
| North Eagle Butte | 1,954 | Census designated place in Dewey County, South Dakota, United States |