Florida tide station
Main Key, Barnes Sound tide times
Today, Sunday, October 18, 2026: high tide at 7:10 AM (0.5 ft) and 8:00 PM (0.5 ft); low tide at 2:12 AM (0.4 ft) and 2:33 PM (0.3 ft). Water temperature 84.7 F at buoy MNBF1 (1.4 mi away).
Low tide▼
2:12AM
0.4FT MLLW
low
High tide▲
7:10AM
0.5FT MLLW
high
Low tide▼
2:33PM
0.3FT MLLW
low
High tide▲
8:00PM
0.5FT MLLW
high
Water temp°F
84.7
29.3C
buoy MNBF1, 1.4 mi
predicted height above MLLWnightnow (build time; your browser updates it)
As of 5:20 AM the tide is rising toward high tide at 7:10 AM (0.5 ft).
First Quarter 51% litSunrise 7:22 AMSunset 6:52 PMDaylight 11h 30mEDT
- High tide at Main Key, Barnes Sound, Florida on is at 7:10 AM (0.5 ft above MLLW) and 8:00 PM (0.5 ft above MLLW).
- Low tide at Main Key, Barnes Sound on is at 2:12 AM (0.4 ft) and 2:33 PM (0.3 ft).
- Today's tidal range at Main Key, Barnes Sound is 0.1 ft (highest high 0.5 ft, lowest low 0.3 ft).
- The nearest NOAA water temperature to Main Key, Barnes Sound is 84.7 F at buoy MNBF1 (1.4 mi away), as of .
- Sunrise 7:22 AM, sunset 6:52 PM (EDT); moon first quarter, 51% illuminated.
- Predictions are NOAA CO-OPS tide predictions for station 8723571 (subordinate station), heights above MLLW.
Next 7 days at Main Key, Barnes Sound
| Date | Tide 1 | Tide 2 | Tide 3 | Tide 4 | Sunrise | Sunset | Moon |
|---|---|---|---|---|---|---|---|
| Sun Oct 18today | 2:12 AM0.4 ft | 7:10 AM0.5 ft | 2:33 PM0.3 ft | 8:00 PM0.5 ft | 7:22 AM | 6:52 PM | 51% |
| Mon Oct 19 | 3:16 AM0.4 ft | 8:12 AM0.4 ft | 3:37 PM0.4 ft | 8:58 PM0.5 ft | 7:22 AM | 6:51 PM | 61% |
| Tue Oct 20 | 4:18 AM0.4 ft | 9:17 AM0.5 ft | 4:37 PM0.3 ft | 9:54 PM0.5 ft | 7:23 AM | 6:50 PM | 71% |
| Wed Oct 21 | 5:11 AM0.4 ft | 10:18 AM0.5 ft | 5:31 PM0.3 ft | 10:45 PM0.5 ft | 7:23 AM | 6:49 PM | 80% |
| Thu Oct 22 | 5:57 AM0.3 ft | 11:13 AM0.5 ft | 6:19 PM0.3 ft | 11:33 PM0.5 ft | 7:24 AM | 6:48 PM | 88% |
| Fri Oct 23 | 6:40 AM0.2 ft | 12:04 PM0.5 ft | 7:04 PM0.2 ft | 7:24 AM | 6:47 PM | 94% | |
| Sat Oct 24 | 12:17 AM0.5 ft | 7:21 AM0.1 ft | 12:51 PM0.6 ft | 7:48 PM0.2 ft | 7:25 AM | 6:47 PM | 98% |
Water temperature near Main Key, Barnes Sound
84.7 F (29.3 C)
NDBC buoy MNBF1 (Manatee Bay, FL), 1.4 mi away, observed 08:00 UTC October 18, 2026
Water temperature is the nearest NOAA reading to Main Key, Barnes Sound, not a measurement at the tide gauge itself (this station has no water-temperature sensor). See water temperature by state for every sensor and buoy.
Tide tables
October 2026 tide table
| Date | Tide 1 | Tide 2 | Tide 3 | Tide 4 | Sunrise | Sunset | Moon |
|---|---|---|---|---|---|---|---|
| Thu Oct 1 | 7:14 AM | 7:09 PM | 72% | ||||
| Fri Oct 2 | 7:14 AM | 7:07 PM | 62% | ||||
| Sat Oct 3 | 7:15 AM | 7:06 PM | 52% | ||||
| Sun Oct 4 | 7:15 AM | 7:05 PM | 41% | ||||
| Mon Oct 5 | 7:16 AM | 7:04 PM | 31% | ||||
| Tue Oct 6 | 7:16 AM | 7:03 PM | 22% | ||||
| Wed Oct 7 | 7:16 AM | 7:02 PM | 14% | ||||
| Thu Oct 8 | 7:17 AM | 7:01 PM | 7% | ||||
| Fri Oct 9 | 7:17 AM | 7:00 PM | 3% | ||||
| Sat Oct 10 | 7:18 AM | 6:59 PM | 0% | ||||
| Sun Oct 11 | 7:18 AM | 6:58 PM | 0% | ||||
| Mon Oct 12 | 7:19 AM | 6:57 PM | 2% | ||||
| Tue Oct 13 | 7:19 AM | 6:56 PM | 7% | ||||
| Wed Oct 14 | 7:20 AM | 6:55 PM | 13% | ||||
| Thu Oct 15 | 7:20 AM | 6:55 PM | 21% | ||||
| Fri Oct 16 | 12:26 AM0.4 ft | 5:29 AM0.5 ft | 12:43 PM0.3 ft | 6:13 PM0.5 ft | 7:21 AM | 6:54 PM | 30% |
| Sat Oct 17 | 1:14 AM0.4 ft | 6:15 AM0.5 ft | 1:34 PM0.3 ft | 7:04 PM0.5 ft | 7:21 AM | 6:53 PM | 40% |
| Sun Oct 18today | 2:12 AM0.4 ft | 7:10 AM0.5 ft | 2:33 PM0.3 ft | 8:00 PM0.5 ft | 7:22 AM | 6:52 PM | 51% |
| Mon Oct 19 | 3:16 AM0.4 ft | 8:12 AM0.4 ft | 3:37 PM0.4 ft | 8:58 PM0.5 ft | 7:22 AM | 6:51 PM | 61% |
| Tue Oct 20 | 4:18 AM0.4 ft | 9:17 AM0.5 ft | 4:37 PM0.3 ft | 9:54 PM0.5 ft | 7:23 AM | 6:50 PM | 71% |
| Wed Oct 21 | 5:11 AM0.4 ft | 10:18 AM0.5 ft | 5:31 PM0.3 ft | 10:45 PM0.5 ft | 7:23 AM | 6:49 PM | 80% |
| Thu Oct 22 | 5:57 AM0.3 ft | 11:13 AM0.5 ft | 6:19 PM0.3 ft | 11:33 PM0.5 ft | 7:24 AM | 6:48 PM | 88% |
| Fri Oct 23 | 6:40 AM0.2 ft | 12:04 PM0.5 ft | 7:04 PM0.2 ft | 7:24 AM | 6:47 PM | 94% | |
| Sat Oct 24 | 12:17 AM0.5 ft | 7:21 AM0.1 ft | 12:51 PM0.6 ft | 7:48 PM0.2 ft | 7:25 AM | 6:47 PM | 98% |
| Sun Oct 25 | 1:00 AM0.6 ft | 8:02 AM0.1 ft | 1:37 PM0.6 ft | 8:31 PM0.2 ft | 7:25 AM | 6:46 PM | 100% |
| Mon Oct 26 | 1:44 AM0.6 ft | 8:45 AM0.0 ft | 2:23 PM0.6 ft | 9:15 PM0.2 ft | 7:26 AM | 6:45 PM | 99% |
| Tue Oct 27 | 2:28 AM0.6 ft | 9:30 AM-0.0 ft | 3:11 PM0.6 ft | 10:01 PM0.2 ft | 7:26 AM | 6:44 PM | 97% |
| Wed Oct 28 | 3:15 AM0.6 ft | 10:17 AM-0.0 ft | 4:00 PM0.6 ft | 10:49 PM0.2 ft | 7:27 AM | 6:44 PM | 92% |
| Thu Oct 29 | 4:04 AM0.6 ft | 11:08 AM0.0 ft | 4:52 PM0.6 ft | 11:42 PM0.2 ft | 7:28 AM | 6:43 PM | 85% |
| Fri Oct 30 | 4:58 AM0.6 ft | 12:04 PM0.1 ft | 5:48 PM0.6 ft | 7:28 AM | 6:42 PM | 77% | |
| Sat Oct 31 | 12:40 AM0.3 ft | 5:57 AM0.5 ft | 1:06 PM0.1 ft | 6:47 PM0.6 ft | 7:29 AM | 6:41 PM | 68% |
November 2026 tide table
| Date | Tide 1 | Tide 2 | Tide 3 | Tide 4 | Sunrise | Sunset | Moon |
|---|---|---|---|---|---|---|---|
| Sun Nov 1 | 1:47 AM0.3 ft | 6:03 AM0.5 ft | 1:15 PM0.2 ft | 6:50 PM0.5 ft | 6:29 AM | 5:41 PM | 57% |
| Mon Nov 2 | 1:57 AM0.3 ft | 7:12 AM0.5 ft | 2:26 PM0.2 ft | 7:54 PM0.5 ft | 6:30 AM | 5:40 PM | 46% |
| Tue Nov 3 | 3:05 AM0.2 ft | 8:23 AM0.5 ft | 3:33 PM0.2 ft | 8:55 PM0.5 ft | 6:31 AM | 5:39 PM | 36% |
| Wed Nov 4 | 4:06 AM0.2 ft | 9:28 AM0.5 ft | 4:34 PM0.2 ft | 9:51 PM0.5 ft | 6:31 AM | 5:39 PM | 26% |
| Thu Nov 5 | 5:00 AM0.1 ft | 10:27 AM0.6 ft | 5:27 PM0.2 ft | 10:41 PM0.5 ft | 6:32 AM | 5:38 PM | 17% |
| Fri Nov 6 | 5:48 AM0.1 ft | 11:18 AM0.6 ft | 6:16 PM0.2 ft | 11:27 PM0.5 ft | 6:33 AM | 5:38 PM | 10% |
| Sat Nov 7 | 6:32 AM0.1 ft | 12:04 PM0.6 ft | 7:00 PM0.2 ft | 6:33 AM | 5:37 PM | 5% | |
| Sun Nov 8 | 12:09 AM0.5 ft | 7:13 AM0.1 ft | 12:46 PM0.6 ft | 7:41 PM0.2 ft | 6:34 AM | 5:37 PM | 1% |
| Mon Nov 9 | 12:49 AM0.5 ft | 7:53 AM0.1 ft | 1:25 PM0.6 ft | 8:20 PM0.2 ft | 6:35 AM | 5:36 PM | 0% |
| Tue Nov 10 | 1:27 AM0.5 ft | 8:32 AM0.1 ft | 2:03 PM0.6 ft | 8:59 PM0.2 ft | 6:35 AM | 5:36 PM | 1% |
| Wed Nov 11 | 2:04 AM0.5 ft | 9:10 AM0.1 ft | 2:41 PM0.5 ft | 9:37 PM0.3 ft | 6:36 AM | 5:35 PM | 4% |
| Thu Nov 12 | 2:41 AM0.5 ft | 9:48 AM0.1 ft | 3:20 PM0.5 ft | 10:16 PM0.3 ft | 6:37 AM | 5:35 PM | 10% |
| Fri Nov 13 | 3:20 AM0.5 ft | 10:27 AM0.2 ft | 4:00 PM0.5 ft | 10:56 PM0.3 ft | 6:37 AM | 5:34 PM | 17% |
| Sat Nov 14 | 4:02 AM0.5 ft | 11:08 AM0.2 ft | 4:43 PM0.5 ft | 11:41 PM0.3 ft | 6:38 AM | 5:34 PM | 25% |
| Sun Nov 15 | 4:47 AM0.4 ft | 11:53 AM0.3 ft | 5:28 PM0.5 ft | 6:39 AM | 5:34 PM | 35% | |
| Mon Nov 16 | 12:32 AM0.4 ft | 5:38 AM0.4 ft | 12:45 PM0.3 ft | 6:17 PM0.5 ft | 6:39 AM | 5:33 PM | 45% |
| Tue Nov 17 | 1:28 AM0.3 ft | 6:36 AM0.4 ft | 1:44 PM0.3 ft | 7:08 PM0.5 ft | 6:40 AM | 5:33 PM | 56% |
| Wed Nov 18 | 2:26 AM0.3 ft | 7:37 AM0.4 ft | 2:45 PM0.3 ft | 8:00 PM0.5 ft | 6:41 AM | 5:33 PM | 66% |
| Thu Nov 19 | 3:20 AM0.3 ft | 8:38 AM0.5 ft | 3:44 PM0.3 ft | 8:53 PM0.5 ft | 6:42 AM | 5:32 PM | 76% |
| Fri Nov 20 | 4:10 AM0.2 ft | 9:36 AM0.5 ft | 4:38 PM0.3 ft | 9:45 PM0.5 ft | 6:42 AM | 5:32 PM | 84% |
| Sat Nov 21 | 4:58 AM0.1 ft | 10:30 AM0.5 ft | 5:29 PM0.2 ft | 10:36 PM0.5 ft | 6:43 AM | 5:32 PM | 91% |
| Sun Nov 22 | 5:46 AM0.0 ft | 11:23 AM0.6 ft | 6:17 PM0.2 ft | 11:26 PM0.5 ft | 6:44 AM | 5:32 PM | 96% |
| Mon Nov 23 | 6:33 AM-0.0 ft | 12:13 PM0.6 ft | 7:06 PM0.1 ft | 6:45 AM | 5:32 PM | 99% | |
| Tue Nov 24 | 12:16 AM0.5 ft | 7:22 AM-0.1 ft | 1:04 PM0.6 ft | 7:54 PM0.1 ft | 6:45 AM | 5:31 PM | 100% |
| Wed Nov 25 | 1:07 AM0.5 ft | 8:11 AM-0.1 ft | 1:54 PM0.6 ft | 8:44 PM0.1 ft | 6:46 AM | 5:31 PM | 98% |
| Thu Nov 26 | 1:58 AM0.5 ft | 9:03 AM-0.1 ft | 2:46 PM0.6 ft | 9:36 PM0.1 ft | 6:47 AM | 5:31 PM | 95% |
| Fri Nov 27 | 2:52 AM0.5 ft | 9:57 AM-0.1 ft | 3:38 PM0.6 ft | 10:31 PM0.1 ft | 6:47 AM | 5:31 PM | 89% |
| Sat Nov 28 | 3:48 AM0.5 ft | 10:53 AM-0.0 ft | 4:32 PM0.6 ft | 11:30 PM0.1 ft | 6:48 AM | 5:31 PM | 81% |
| Sun Nov 29 | 4:48 AM0.5 ft | 11:54 AM0.0 ft | 5:28 PM0.5 ft | 6:49 AM | 5:31 PM | 73% | |
| Mon Nov 30 | 12:33 AM0.1 ft | 5:50 AM0.5 ft | 12:59 PM0.1 ft | 6:25 PM0.5 ft | 6:50 AM | 5:31 PM | 63% |
How these predictions are made
Main Key, Barnes Sound is a subordinate station: NOAA derives its tides from the reference station Government Cut, Miami Harbor Entrance by applying fixed offsets.
High tide time
+5h 04m
relative to Government Cut, Miami Harbor Entrance
Low tide time
+6h 16m
relative to reference
High tide height
x0.19
ratio
Low tide height
x0.36
ratio
Nearby tide stations
- Manatee Creek, Manatee Bay, Barnes Sound1.9 mi · next high 7:20 AM
- Little Card Sound bridge3.8 mi · next high 5:52 AM
- Cormorant Point, Key Largo, Card Sound5.1 mi · next high 5:41 PM
- Garden Cove, Key Largo5.2 mi · next high 2:55 PM
- Largo Sound, Key Largo6.9 mi · next high 5:09 PM
- Wednesday Point, Key Largo, Card Sound8.0 mi · next high 5:34 PM
Questions
What time is high tide at Main Key, Barnes Sound today?
High tide at Main Key, Barnes Sound, Florida on Sunday, October 18, 2026 is at 7:10 AM (0.5 ft above MLLW) and 8:00 PM (0.5 ft above MLLW), NOAA prediction, local time.
What time is low tide at Main Key, Barnes Sound today?
Low tide at Main Key, Barnes Sound on Sunday, October 18, 2026 is at 2:12 AM (0.4 ft) and 2:33 PM (0.3 ft).
What is the water temperature at Main Key, Barnes Sound?
The nearest NOAA water-temperature reading to Main Key, Barnes Sound is 84.7 F at buoy MNBF1 (1.4 mi away), as of October 18, 2026.
Not for navigation. Predictions do not include weather; wind and pressure can move the real water level by a foot or more. Source: NOAA CO-OPS station 8723571.