Location & Surroundings
Summit Dam is a dam in South Dakota, United States, at 636 m elevation. The nearest larger town is Pierre, 29 km to the north. The national capital Washington is about 2020 km to the east. The nearest airport is Vivian Landing Strip, 20 km away.
Overview
Summit Dam is dam in Lyman County, South Dakota, United States of America.
It is located in Lyman County, United States.
Basic Data
- Country United States
- Located in Lyman County
- Type dam (DAM)
- a barrier constructed across a stream to impound water
Geography
-
Coordinates
44° 6' 30" N, 100° 21' 1" W
- Elevation 636 m (DEM: 628 m)
- Timezone America/Chicago
- Time Shift GMT -6 (DST -5)
Statistics & Country
- Pop. Density 0 p/km²
- Built-up 0.0%
- Settlement Very low density rural
- Currency Dollar (USD)
- Phone Prefix +1
Sun & Local Time
- Local time 01:31
- Sunrise 08:09
- Sunset 18:41
- Day length 10 h 32 min
Other dams nearby
Weather in Summit Dam
Current conditions and a 3-day (72-hour) weather forecast for Summit Dam, updated from the NOAA GFS model.
Now 3.3 C with overcast skies and a 4.7 m/s north-easterly wind. Next 24h: 1.0 to 3.8 C, max wind 5.2 m/s. Precip around 14.1 mm. Solar peaks near 12 W/m2.
Temperature
3.3 C
Wind
4.7 m/s NE (62 deg)
Humidity
89 %
Pressure
1,033.1 hPa
Clouds
100 %
Precip
14.06 mm
Solar
0.0 W/m2
UV-B
n/a
| Hour | Temp (C) | Wind (m/s) | Dir (deg) | RH (%) | Pressure (hPa) | Precip (step/total mm) | Clouds (%) | Solar (W/m2) | UV-B (W/m2) |
|---|---|---|---|---|---|---|---|---|---|
| NOW | 3.3 | 4.7 | 62 | 89 | 1,033.1 | - / 0.00 | 100 | 0.0 | n/a |
| 6h | 3.6 | 3.9 | 57 | 89 | 1,033.1 | 1.46 / 1.46 | 100 | 0.0 | n/a |
| 12h | 3.8 | 4.5 | 62 | 90 | 1,030.9 | 0.00 / 0.05 | 100 | 0.0 | n/a |
| 18h | 2.6 | 5.2 | 53 | 95 | 1,028.2 | 7.18 / 7.23 | 100 | 8.0 | n/a |
| Tomorrow | 1.0 | 3.6 | 22 | 100 | 1,025.7 | 6.83 / 14.06 | 100 | 11.8 | n/a |
| 30h | 1.6 | 1.1 | 273 | 100 | 1,023.3 | 0.00 / 0.35 | 100 | 0.0 | n/a |
Source: NOAA GFS 0.25° (run 2026-10-26 00:00 UTC).
FAQ
What is the current weather and next 24-hour outlook in Summit Dam?
Now 3.3 C with overcast skies and a 4.7 m/s north-easterly wind. Next 24h: 1.0 to 3.8 C, max wind 5.2 m/s. Precip around 14.1 mm. Solar peaks near 12 W/m2.
Is precipitation expected in the next 24 hours?
Around 14.1 mm of precipitation is expected in the next 24 hours.
When are sunrise and sunset in Summit Dam today?
Sunrise around 08:09 and sunset around 18:41 (local time). Day length about 10h 32m.
What is the local time in Summit Dam?
Local time is 01:31. Time zone: America/Chicago (UTC-05:00).
What type of place is Summit Dam?
Summit Dam is a dam.
What is the elevation of Summit Dam?
Elevation about 636 m. DEM 628 m.
Where is Summit Dam located?
It is at 44.10832, -100.35041 (latitude, longitude).
Which country is Summit Dam in?
It is in United States.
Links
- Wikidata entry Wikidata entry