You can get 6 free channels in ZIP 57237 (Clear Lake, SD)
Measured from the U.S. Census center of ZIP 57237 · 0 channels have a Strong indoor-ready signal.
Outdoor Rooftop Directional Antenna
Signals here are mostly distant or weak. A rooftop directional antenna (with a mast preamp) gives you the best shot at reliable HD.
🧭 Broadcast Tower Compass — Which Way to Point Your Antenna
Each dot is a local TV tower relative to your center point (● Green = Strong, ● Blue = Moderate, ● Amber = Weak).
Primary Aim Direction: NNW (343°)
Place your indoor antenna near a window or exterior wall facing NNW (343°), or aim your attic/rooftop antenna toward that compass bearing for the strongest signal lock.
After placing or moving your antenna, always run a fresh TV channel rescan.
Channel Lineup & Tower Directions for ZIP 57237
Sorted with Strong signals and major broadcast networks first. Channel is the virtual channel number your TV displays; Band / RF Ch. is the actual radio frequency that determines whether you need a VHF-capable antenna. How we calculate signals.
| Channel | Network | Station | Distance | Point Antenna | Band / RF Ch. | Estimated Signal |
|---|---|---|---|---|---|---|
| 3 | CBS | KDLO-TV Florence, SD · Full Power | 54.6 mi | WNW (283°) | Low VHF RF 3 | ● Moderate — Window / High Indoor |
| 10 | PBS | KWCM-TV Appleton, MN · Full Power | 35.3 mi | NE (44°) | High VHF RF 10 | ● Moderate — Window / High Indoor |
| 8 | PBS | KESD-TV Brookings, SD · Full Power | 47.9 mi | SW (229°) | High VHF RF 8 | ▲ Weak — Outdoor / Attic |
| 13 | ABC | KSFY-TV Sioux Falls, SD · Full Power | 88.4 mi | S (181°) | High VHF RF 13 | ○ Fringe — Deep Outdoor |
| 11 | CBS | KELO-TV Sioux Falls, SD · Full Power | 88.4 mi | S (181°) | High VHF RF 11 | ○ Fringe — Deep Outdoor |
| 46 | NBC | KDLT-TV Sioux Falls, SD · Full Power | 89.4 mi | S (182°) | UHF RF 21 | ○ Fringe — Deep Outdoor |
Closest city guide: Clear Lake, SD Free TV Channels (9.7 mi from ZIP 57237 center) · Browse all South Dakota cities & ZIPs.
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