Florida tide station
Big Spanish Key tide times
Today, Sunday, October 18, 2026: high tide at 6:20 AM (3.9 ft) and 9:08 PM (2.7 ft); low tide at 3:10 PM (1.1 ft). Water temperature 85.5 F at buoy VCAF1 (20 mi away).
High tide▲
6:20AM
3.9FT MLLW
high
Low tide▼
3:10PM
1.1FT MLLW
low
High tide▲
9:08PM
2.7FT MLLW
high
Water temp°F
85.5
29.7C
buoy VCAF1, 20 mi
predicted height above MLLWnightnow (build time; your browser updates it)
As of 5:20 AM the tide is rising toward high tide at 6:20 AM (3.9 ft).
First Quarter 51% litSunrise 7:25 AMSunset 6:56 PMDaylight 11h 30mEDT
- High tide at Big Spanish Key, Florida on is at 6:20 AM (3.9 ft above MLLW) and 9:08 PM (2.7 ft above MLLW).
- Low tide at Big Spanish Key on is at 3:10 PM (1.1 ft).
- Today's tidal range at Big Spanish Key is 2.8 ft (highest high 3.9 ft, lowest low 1.1 ft).
- The nearest NOAA water temperature to Big Spanish Key is 85.5 F at buoy VCAF1 (20 mi away), as of .
- Sunrise 7:25 AM, sunset 6:56 PM (EDT); moon first quarter, 51% illuminated.
- Predictions are NOAA CO-OPS tide predictions for station 8724246 (subordinate station), heights above MLLW.
Next 7 days at Big Spanish Key
| Date | Tide 1 | Tide 2 | Tide 3 | Tide 4 | Sunrise | Sunset | Moon |
|---|---|---|---|---|---|---|---|
| Sun Oct 18today | 6:20 AM3.9 ft | 3:10 PM1.1 ft | 9:08 PM2.7 ft | 7:25 AM | 6:56 PM | 51% | |
| Mon Oct 19 | 1:50 AM1.9 ft | 7:35 AM3.8 ft | 4:12 PM1.1 ft | 10:04 PM2.9 ft | 7:26 AM | 6:55 PM | 61% |
| Tue Oct 20 | 3:36 AM1.9 ft | 8:55 AM3.8 ft | 5:02 PM1.2 ft | 10:36 PM3.2 ft | 7:26 AM | 6:54 PM | 71% |
| Wed Oct 21 | 4:48 AM1.7 ft | 10:06 AM3.9 ft | 5:42 PM1.2 ft | 11:04 PM3.5 ft | 7:27 AM | 6:54 PM | 80% |
| Thu Oct 22 | 5:44 AM1.4 ft | 11:05 AM4.0 ft | 6:16 PM1.2 ft | 11:32 PM3.8 ft | 7:27 AM | 6:53 PM | 88% |
| Fri Oct 23 | 6:32 AM1.1 ft | 11:58 AM4.0 ft | 6:47 PM1.3 ft | 7:28 AM | 6:52 PM | 94% | |
| Sat Oct 24 | 12:01 AM4.1 ft | 7:16 AM0.7 ft | 12:47 PM4.0 ft | 7:18 PM1.3 ft | 7:28 AM | 6:51 PM | 98% |
Water temperature near Big Spanish Key
85.5 F (29.7 C)
NDBC buoy VCAF1 (8723970 - Vaca Key, FL), 20 mi away, observed 08:48 UTC October 18, 2026
Water temperature is the nearest NOAA reading to Big Spanish Key, 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 | 7:18 AM | 7:13 PM | 72% | ||||
| Fri Oct 2 | 7:18 AM | 7:12 PM | 62% | ||||
| Sat Oct 3 | 7:19 AM | 7:11 PM | 52% | ||||
| Sun Oct 4 | 7:19 AM | 7:10 PM | 41% | ||||
| Mon Oct 5 | 7:19 AM | 7:09 PM | 31% | ||||
| Tue Oct 6 | 7:20 AM | 7:08 PM | 22% | ||||
| Wed Oct 7 | 7:20 AM | 7:07 PM | 14% | ||||
| Thu Oct 8 | 7:21 AM | 7:06 PM | 7% | ||||
| Fri Oct 9 | 7:21 AM | 7:05 PM | 3% | ||||
| Sat Oct 10 | 7:22 AM | 7:04 PM | 0% | ||||
| Sun Oct 11 | 7:22 AM | 7:03 PM | 0% | ||||
| Mon Oct 12 | 7:22 AM | 7:02 PM | 2% | ||||
| Tue Oct 13 | 7:23 AM | 7:01 PM | 7% | ||||
| Wed Oct 14 | 7:23 AM | 7:00 PM | 13% | ||||
| Thu Oct 15 | 7:24 AM | 6:59 PM | 21% | ||||
| Fri Oct 16 | 4:34 AM4.2 ft | 12:55 PM0.8 ft | 6:17 PM2.6 ft | 11:18 PM1.7 ft | 7:24 AM | 6:58 PM | 30% |
| Sat Oct 17 | 5:22 AM4.1 ft | 2:01 PM1.0 ft | 7:33 PM2.6 ft | 11:59 PM1.8 ft | 7:25 AM | 6:57 PM | 40% |
| Sun Oct 18today | 6:20 AM3.9 ft | 3:10 PM1.1 ft | 9:08 PM2.7 ft | 7:25 AM | 6:56 PM | 51% | |
| Mon Oct 19 | 1:50 AM1.9 ft | 7:35 AM3.8 ft | 4:12 PM1.1 ft | 10:04 PM2.9 ft | 7:26 AM | 6:55 PM | 61% |
| Tue Oct 20 | 3:36 AM1.9 ft | 8:55 AM3.8 ft | 5:02 PM1.2 ft | 10:36 PM3.2 ft | 7:26 AM | 6:54 PM | 71% |
| Wed Oct 21 | 4:48 AM1.7 ft | 10:06 AM3.9 ft | 5:42 PM1.2 ft | 11:04 PM3.5 ft | 7:27 AM | 6:54 PM | 80% |
| Thu Oct 22 | 5:44 AM1.4 ft | 11:05 AM4.0 ft | 6:16 PM1.2 ft | 11:32 PM3.8 ft | 7:27 AM | 6:53 PM | 88% |
| Fri Oct 23 | 6:32 AM1.1 ft | 11:58 AM4.0 ft | 6:47 PM1.3 ft | 7:28 AM | 6:52 PM | 94% | |
| Sat Oct 24 | 12:01 AM4.1 ft | 7:16 AM0.7 ft | 12:47 PM4.0 ft | 7:18 PM1.3 ft | 7:28 AM | 6:51 PM | 98% |
| Sun Oct 25 | 12:32 AM4.4 ft | 7:59 AM0.4 ft | 1:36 PM3.8 ft | 7:49 PM1.3 ft | 7:29 AM | 6:50 PM | 100% |
| Mon Oct 26 | 1:05 AM4.7 ft | 8:43 AM0.1 ft | 2:24 PM3.6 ft | 8:21 PM1.3 ft | 7:29 AM | 6:50 PM | 99% |
| Tue Oct 27 | 1:42 AM4.9 ft | 9:29 AM-0.1 ft | 3:13 PM3.4 ft | 8:56 PM1.3 ft | 7:30 AM | 6:49 PM | 97% |
| Wed Oct 28 | 2:23 AM5.0 ft | 10:18 AM-0.1 ft | 4:04 PM3.1 ft | 9:32 PM1.3 ft | 7:31 AM | 6:48 PM | 92% |
| Thu Oct 29 | 3:08 AM5.0 ft | 11:12 AM0.0 ft | 4:58 PM2.8 ft | 10:12 PM1.3 ft | 7:31 AM | 6:47 PM | 85% |
| Fri Oct 30 | 4:00 AM4.9 ft | 12:12 PM0.2 ft | 5:57 PM2.6 ft | 11:01 PM1.4 ft | 7:32 AM | 6:47 PM | 77% |
| Sat Oct 31 | 4:58 AM4.7 ft | 1:20 PM0.4 ft | 7:05 PM2.6 ft | 7:32 AM | 6:46 PM | 68% |
November 2026 tide table
| Date | Tide 1 | Tide 2 | Tide 3 | Tide 4 | Sunrise | Sunset | Moon |
|---|---|---|---|---|---|---|---|
| Sun Nov 1 | 12:06 AM1.5 ft | 5:08 AM4.4 ft | 1:31 PM0.7 ft | 7:18 PM2.7 ft | 6:33 AM | 5:45 PM | 57% |
| Mon Nov 2 | 12:38 AM1.6 ft | 6:32 AM4.2 ft | 2:37 PM0.9 ft | 8:22 PM3.0 ft | 6:34 AM | 5:45 PM | 46% |
| Tue Nov 3 | 2:16 AM1.5 ft | 8:02 AM4.0 ft | 3:34 PM1.0 ft | 9:11 PM3.4 ft | 6:34 AM | 5:44 PM | 36% |
| Wed Nov 4 | 3:39 AM1.3 ft | 9:22 AM3.9 ft | 4:21 PM1.2 ft | 9:52 PM3.7 ft | 6:35 AM | 5:44 PM | 26% |
| Thu Nov 5 | 4:47 AM1.0 ft | 10:27 AM3.8 ft | 5:02 PM1.2 ft | 10:29 PM4.1 ft | 6:35 AM | 5:43 PM | 17% |
| Fri Nov 6 | 5:43 AM0.7 ft | 11:22 AM3.7 ft | 5:39 PM1.3 ft | 11:02 PM4.3 ft | 6:36 AM | 5:42 PM | 10% |
| Sat Nov 7 | 6:31 AM0.5 ft | 12:11 PM3.5 ft | 6:14 PM1.3 ft | 11:35 PM4.5 ft | 6:37 AM | 5:42 PM | 5% |
| Sun Nov 8 | 7:13 AM0.3 ft | 12:54 PM3.3 ft | 6:48 PM1.3 ft | 6:37 AM | 5:41 PM | 1% | |
| Mon Nov 9 | 12:07 AM4.5 ft | 7:53 AM0.2 ft | 1:33 PM3.1 ft | 7:20 PM1.2 ft | 6:38 AM | 5:41 PM | 0% |
| Tue Nov 10 | 12:40 AM4.5 ft | 8:31 AM0.1 ft | 2:10 PM2.9 ft | 7:52 PM1.2 ft | 6:39 AM | 5:40 PM | 1% |
| Wed Nov 11 | 1:14 AM4.4 ft | 9:10 AM0.2 ft | 2:47 PM2.8 ft | 8:23 PM1.3 ft | 6:39 AM | 5:40 PM | 4% |
| Thu Nov 12 | 1:50 AM4.3 ft | 9:51 AM0.2 ft | 3:25 PM2.6 ft | 8:53 PM1.3 ft | 6:40 AM | 5:40 PM | 10% |
| Fri Nov 13 | 2:28 AM4.2 ft | 10:35 AM0.4 ft | 4:06 PM2.5 ft | 9:24 PM1.4 ft | 6:41 AM | 5:39 PM | 17% |
| Sat Nov 14 | 3:09 AM4.0 ft | 11:23 AM0.5 ft | 4:53 PM2.5 ft | 10:01 PM1.5 ft | 6:41 AM | 5:39 PM | 25% |
| Sun Nov 15 | 3:54 AM3.9 ft | 12:16 PM0.7 ft | 5:46 PM2.5 ft | 10:57 PM1.6 ft | 6:42 AM | 5:38 PM | 35% |
| Mon Nov 16 | 4:47 AM3.7 ft | 1:11 PM0.8 ft | 6:43 PM2.7 ft | 6:43 AM | 5:38 PM | 45% | |
| Tue Nov 17 | 12:26 AM1.7 ft | 5:51 AM3.5 ft | 2:04 PM1.0 ft | 7:36 PM2.9 ft | 6:43 AM | 5:38 PM | 56% |
| Wed Nov 18 | 2:00 AM1.6 ft | 7:07 AM3.4 ft | 2:51 PM1.1 ft | 8:20 PM3.1 ft | 6:44 AM | 5:37 PM | 66% |
| Thu Nov 19 | 3:14 AM1.3 ft | 8:25 AM3.3 ft | 3:33 PM1.1 ft | 8:58 PM3.4 ft | 6:45 AM | 5:37 PM | 76% |
| Fri Nov 20 | 4:15 AM1.0 ft | 9:36 AM3.2 ft | 4:12 PM1.2 ft | 9:34 PM3.7 ft | 6:46 AM | 5:37 PM | 84% |
| Sat Nov 21 | 5:08 AM0.6 ft | 10:38 AM3.1 ft | 4:50 PM1.2 ft | 10:11 PM4.0 ft | 6:46 AM | 5:37 PM | 91% |
| Sun Nov 22 | 5:57 AM0.2 ft | 11:35 AM3.0 ft | 5:29 PM1.1 ft | 10:50 PM4.3 ft | 6:47 AM | 5:37 PM | 96% |
| Mon Nov 23 | 6:45 AM-0.2 ft | 12:28 PM2.9 ft | 6:07 PM1.1 ft | 11:32 PM4.6 ft | 6:48 AM | 5:36 PM | 99% |
| Tue Nov 24 | 7:32 AM-0.4 ft | 1:19 PM2.8 ft | 6:47 PM1.0 ft | 6:48 AM | 5:36 PM | 100% | |
| Wed Nov 25 | 12:18 AM4.7 ft | 8:21 AM-0.5 ft | 2:08 PM2.6 ft | 7:29 PM0.9 ft | 6:49 AM | 5:36 PM | 98% |
| Thu Nov 26 | 1:08 AM4.8 ft | 9:11 AM-0.5 ft | 2:57 PM2.5 ft | 8:14 PM0.9 ft | 6:50 AM | 5:36 PM | 95% |
| Fri Nov 27 | 2:01 AM4.8 ft | 10:04 AM-0.4 ft | 3:47 PM2.4 ft | 9:04 PM0.9 ft | 6:51 AM | 5:36 PM | 89% |
| Sat Nov 28 | 2:57 AM4.6 ft | 11:00 AM-0.1 ft | 4:38 PM2.4 ft | 10:03 PM1.0 ft | 6:51 AM | 5:36 PM | 81% |
| Sun Nov 29 | 3:56 AM4.3 ft | 11:58 AM0.2 ft | 5:31 PM2.5 ft | 11:16 PM1.0 ft | 6:52 AM | 5:36 PM | 73% |
| Mon Nov 30 | 5:02 AM3.9 ft | 12:56 PM0.5 ft | 6:28 PM2.7 ft | 6:53 AM | 5:36 PM | 63% |
How these predictions are made
Big Spanish Key is a subordinate station: NOAA derives its tides from the reference station Key West by applying fixed offsets.
High tide time
+3h 19m
relative to Key West
Low tide time
+4h 29m
relative to reference
High tide height
x1.97
ratio
Low tide height
x1.50
ratio
Nearby tide stations
- Howe Key, northwest end2.3 mi · next high 6:30 AM
- Annette Key, north end, Big Spanish Channel2.5 mi · next high 6:31 AM
- Little Spanish Key, Spanish Banks2.9 mi · next high 6:26 AM
- Big Pine Key, north end3.2 mi · next high 7:25 AM
- Water Keys, south end, Harbor Channel3.7 mi · next high 6:43 AM
- Crawl Key, Big Spanish Channel4.0 mi · next high 6:35 AM
Questions
What time is high tide at Big Spanish Key today?
High tide at Big Spanish Key, Florida on Sunday, October 18, 2026 is at 6:20 AM (3.9 ft above MLLW) and 9:08 PM (2.7 ft above MLLW), NOAA prediction, local time.
What time is low tide at Big Spanish Key today?
Low tide at Big Spanish Key on Sunday, October 18, 2026 is at 3:10 PM (1.1 ft).
What is the water temperature at Big Spanish Key?
The nearest NOAA water-temperature reading to Big Spanish Key is 85.5 F at buoy VCAF1 (20 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 8724246.