About Hamm's Holiday Harbor
Hamm's Holiday Harbor, located at 16106 N Holiday Harbor Ln, Chillicothe, IL 61523, United States. Within walking distance to a couple restaurants. Hamm’s Holiday Harbor marina has covered and open boat slips, storage inside and out, and marine towing with a 36 ton travel lift. Straight in between green and red markers. Fuel dock just inside harbor. The only deep harbour in the area. Watch out for the channel in. It is narrow and down to 5 feet.

Facilities
COORDINATES
40.89047 N, -89.49623 E
Port Information
Telephone
Berth Sizes
< 10m, 10-20m
Depth at MLW
2 - 3m
Manoeuvrability
Fair
Channel Marking
Fair
Overseas Visitor Berths
Yes
Dock Type
Floating
Style Side To
Yes
Style Stern To
Yes
Tidal Flow
Beware
Active Winter
Yes
Weather Forecast
Tue
5AM - 9AM
19 May 2026
- S 7–12 knots. Gusts up to 23 knots.
- 18 to 21°C
- UV Index: 0 - Low
- Chance of showers
Tue
9AM - 1PM
19 May 2026
- SW 11–14 knots veering NW 11-14 knots. Gusts up to 24 knots.
- 19 to 23°C
- UV Index: 4 - Moderate
- Cloudy
Tue
1PM - 5PM
19 May 2026
- NW 11 knots decreasing to 9 knots. Gusts up to 19 knots.
- 16 to 21°C
- UV Index: 0 - Low
- Cloudy